diff options
Diffstat (limited to 'src/pulsecore')
96 files changed, 7830 insertions, 1704 deletions
diff --git a/src/pulsecore/asyncmsgq.c b/src/pulsecore/asyncmsgq.c index 083d9de2..b0804f79 100644 --- a/src/pulsecore/asyncmsgq.c +++ b/src/pulsecore/asyncmsgq.c @@ -26,14 +26,16 @@ #include <unistd.h> #include <errno.h> +#include <pulse/xmalloc.h> + #include <pulsecore/atomic.h> +#include <pulsecore/macro.h> #include <pulsecore/log.h> #include <pulsecore/thread.h> #include <pulsecore/semaphore.h> #include <pulsecore/macro.h> #include <pulsecore/core-util.h> #include <pulsecore/flist.h> -#include <pulse/xmalloc.h> #include "asyncmsgq.h" @@ -76,7 +78,7 @@ static void asyncmsgq_free(pa_asyncmsgq *a) { struct asyncmsgq_item *i; pa_assert(a); - while ((i = pa_asyncq_pop(a->asyncq, 0))) { + while ((i = pa_asyncq_pop(a->asyncq, FALSE))) { pa_assert(!i->semaphore); @@ -246,7 +248,7 @@ int pa_asyncmsgq_wait_for(pa_asyncmsgq *a, int code) { pa_memchunk chunk; int ret; - if (pa_asyncmsgq_get(a, &o, &c, &data, &offset, &chunk, 1) < 0) + if (pa_asyncmsgq_get(a, &o, &c, &data, &offset, &chunk, TRUE) < 0) return -1; ret = pa_asyncmsgq_dispatch(o, c, data, offset, &chunk); @@ -269,7 +271,7 @@ int pa_asyncmsgq_process_one(pa_asyncmsgq *a) { pa_assert(PA_REFCNT_VALUE(a) > 0); - if (pa_asyncmsgq_get(a, &object, &code, &data, &offset, &chunk, 0) < 0) + if (pa_asyncmsgq_get(a, &object, &code, &data, &offset, &chunk, FALSE) < 0) return 0; pa_asyncmsgq_ref(a); @@ -323,3 +325,35 @@ int pa_asyncmsgq_dispatch(pa_msgobject *object, int code, void *userdata, int64_ return 0; } + +void pa_asyncmsgq_flush(pa_asyncmsgq *a, pa_bool_t run) { + pa_assert(PA_REFCNT_VALUE(a) > 0); + + for (;;) { + pa_msgobject *object; + int code; + void *data; + int64_t offset; + pa_memchunk chunk; + int ret; + + if (pa_asyncmsgq_get(a, &object, &code, &data, &offset, &chunk, FALSE) < 0) + return; + + if (!run) { + pa_asyncmsgq_done(a, -1); + continue; + } + + pa_asyncmsgq_ref(a); + ret = pa_asyncmsgq_dispatch(object, code, data, offset, &chunk); + pa_asyncmsgq_done(a, ret); + pa_asyncmsgq_unref(a); + } +} + +pa_bool_t pa_asyncmsgq_dispatching(pa_asyncmsgq *a) { + pa_assert(PA_REFCNT_VALUE(a) > 0); + + return !!a->current; +} diff --git a/src/pulsecore/asyncmsgq.h b/src/pulsecore/asyncmsgq.h index 1f38207a..1085c2f0 100644 --- a/src/pulsecore/asyncmsgq.h +++ b/src/pulsecore/asyncmsgq.h @@ -66,6 +66,8 @@ void pa_asyncmsgq_done(pa_asyncmsgq *q, int ret); int pa_asyncmsgq_wait_for(pa_asyncmsgq *a, int code); int pa_asyncmsgq_process_one(pa_asyncmsgq *a); +void pa_asyncmsgq_flush(pa_asyncmsgq *a, pa_bool_t run); + /* For the reading side */ int pa_asyncmsgq_read_fd(pa_asyncmsgq *q); int pa_asyncmsgq_read_before_poll(pa_asyncmsgq *a); @@ -76,4 +78,6 @@ int pa_asyncmsgq_write_fd(pa_asyncmsgq *q); void pa_asyncmsgq_write_before_poll(pa_asyncmsgq *a); void pa_asyncmsgq_write_after_poll(pa_asyncmsgq *a); +pa_bool_t pa_asyncmsgq_dispatching(pa_asyncmsgq *a); + #endif diff --git a/src/pulsecore/aupdate.c b/src/pulsecore/aupdate.c index 56ebb8e5..85b6e00e 100644 --- a/src/pulsecore/aupdate.c +++ b/src/pulsecore/aupdate.c @@ -39,6 +39,7 @@ struct pa_aupdate { pa_atomic_t read_lock; pa_mutex *write_lock; pa_semaphore *semaphore; + pa_bool_t swapped; }; pa_aupdate *pa_aupdate_new(void) { @@ -101,6 +102,8 @@ unsigned pa_aupdate_write_begin(pa_aupdate *a) { n = (unsigned) pa_atomic_load(&a->read_lock); + a->swapped = FALSE; + return !WHICH(n); } @@ -119,11 +122,16 @@ unsigned pa_aupdate_write_swap(pa_aupdate *a) { break; } + a->swapped = TRUE; + return WHICH(n); } void pa_aupdate_write_end(pa_aupdate *a) { pa_assert(a); + if (!a->swapped) + pa_aupdate_write_swap(a); + pa_mutex_unlock(a->write_lock); } diff --git a/src/pulsecore/aupdate.h b/src/pulsecore/aupdate.h index 072e382d..fb38ffa2 100644 --- a/src/pulsecore/aupdate.h +++ b/src/pulsecore/aupdate.h @@ -93,6 +93,10 @@ unsigned pa_aupdate_write_swap(pa_aupdate *a); * pa_update_write_end(a) * } * + * In some cases keeping both structures up-to-date might not be + * necessary, since they are fully rebuilt on each iteration + * anyway. In that case you may leave the _write_swap() call out, it + * will then be done implicitly in the _write_end() invocation. */ #endif diff --git a/src/pulsecore/authkey.c b/src/pulsecore/authkey.c index 15613e27..d671e367 100644 --- a/src/pulsecore/authkey.c +++ b/src/pulsecore/authkey.c @@ -70,10 +70,6 @@ static int generate(int fd, void *ret_data, size_t length) { #define O_BINARY 0 #endif -#ifndef O_NOCTTY -#define O_NOCTTY 0 -#endif - /* Load an euthorization cookie from file fn and store it in data. If * the cookie file doesn't exist, create it */ static int load(const char *fn, void *data, size_t length) { @@ -86,9 +82,9 @@ static int load(const char *fn, void *data, size_t length) { pa_assert(data); pa_assert(length > 0); - if ((fd = open(fn, O_RDWR|O_CREAT|O_BINARY|O_NOCTTY, S_IRUSR|S_IWUSR)) < 0) { + if ((fd = pa_open_cloexec(fn, O_RDWR|O_CREAT|O_BINARY, S_IRUSR|S_IWUSR)) < 0) { - if (errno != EACCES || (fd = open(fn, O_RDONLY|O_BINARY|O_NOCTTY)) < 0) { + if (errno != EACCES || (fd = open(fn, O_RDONLY|O_BINARY)) < 0) { pa_log_warn("Failed to open cookie file '%s': %s", fn, pa_cstrerror(errno)); goto finish; } else @@ -204,7 +200,7 @@ int pa_authkey_save(const char *fn, const void *data, size_t length) { if (!(p = normalize_path(fn))) return -2; - if ((fd = open(p, O_RDWR|O_CREAT|O_NOCTTY, S_IRUSR|S_IWUSR)) < 0) { + if ((fd = pa_open_cloexec(p, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) { pa_log_warn("Failed to open cookie file '%s': %s", fn, pa_cstrerror(errno)); goto finish; } diff --git a/src/pulsecore/cli-command.c b/src/pulsecore/cli-command.c index e2c3c066..82a44d84 100644 --- a/src/pulsecore/cli-command.c +++ b/src/pulsecore/cli-command.c @@ -328,7 +328,7 @@ static int pa_cli_command_source_outputs(pa_core *c, pa_tokenizer *t, pa_strbuf static int pa_cli_command_stat(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail) { char ss[PA_SAMPLE_SPEC_SNPRINT_MAX]; char cm[PA_CHANNEL_MAP_SNPRINT_MAX]; - char s[256]; + char bytes[PA_BYTES_SNPRINT_MAX]; const pa_mempool_stat *stat; unsigned k; pa_sink *def_sink; @@ -352,22 +352,22 @@ static int pa_cli_command_stat(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_b pa_strbuf_printf(buf, "Memory blocks currently allocated: %u, size: %s.\n", (unsigned) pa_atomic_load(&stat->n_allocated), - pa_bytes_snprint(s, sizeof(s), (unsigned) pa_atomic_load(&stat->allocated_size))); + pa_bytes_snprint(bytes, sizeof(bytes), (unsigned) pa_atomic_load(&stat->allocated_size))); pa_strbuf_printf(buf, "Memory blocks allocated during the whole lifetime: %u, size: %s.\n", (unsigned) pa_atomic_load(&stat->n_accumulated), - pa_bytes_snprint(s, sizeof(s), (unsigned) pa_atomic_load(&stat->accumulated_size))); + pa_bytes_snprint(bytes, sizeof(bytes), (unsigned) pa_atomic_load(&stat->accumulated_size))); pa_strbuf_printf(buf, "Memory blocks imported from other processes: %u, size: %s.\n", (unsigned) pa_atomic_load(&stat->n_imported), - pa_bytes_snprint(s, sizeof(s), (unsigned) pa_atomic_load(&stat->imported_size))); + pa_bytes_snprint(bytes, sizeof(bytes), (unsigned) pa_atomic_load(&stat->imported_size))); pa_strbuf_printf(buf, "Memory blocks exported to other processes: %u, size: %s.\n", (unsigned) pa_atomic_load(&stat->n_exported), - pa_bytes_snprint(s, sizeof(s), (unsigned) pa_atomic_load(&stat->exported_size))); + pa_bytes_snprint(bytes, sizeof(bytes), (unsigned) pa_atomic_load(&stat->exported_size))); pa_strbuf_printf(buf, "Total sample cache size: %s.\n", - pa_bytes_snprint(s, sizeof(s), (unsigned) pa_scache_total_size(c))); + pa_bytes_snprint(bytes, sizeof(bytes), (unsigned) pa_scache_total_size(c))); pa_strbuf_printf(buf, "Default sample spec: %s\n", pa_sample_spec_snprint(ss, sizeof(ss), &c->default_sample_spec)); @@ -529,8 +529,8 @@ static int pa_cli_command_sink_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *bu return -1; } - pa_cvolume_set(&cvolume, sink->sample_spec.channels, volume); - pa_sink_set_volume(sink, &cvolume, TRUE, TRUE, TRUE, TRUE); + pa_cvolume_set(&cvolume, 1, volume); + pa_sink_set_volume(sink, &cvolume, TRUE, TRUE); return 0; } @@ -571,7 +571,7 @@ static int pa_cli_command_sink_input_volume(pa_core *c, pa_tokenizer *t, pa_strb return -1; } - pa_cvolume_set(&cvolume, si->sample_spec.channels, volume); + pa_cvolume_set(&cvolume, 1, volume); pa_sink_input_set_volume(si, &cvolume, TRUE, TRUE); return 0; } @@ -607,7 +607,7 @@ static int pa_cli_command_source_volume(pa_core *c, pa_tokenizer *t, pa_strbuf * return -1; } - pa_cvolume_set(&cvolume, source->sample_spec.channels, volume); + pa_cvolume_set(&cvolume, 1, volume); pa_source_set_volume(source, &cvolume, TRUE); return 0; } @@ -1549,7 +1549,7 @@ static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_b pa_sink *sink; pa_source *source; pa_card *card; - int nl; + pa_bool_t nl; uint32_t idx; char txt[256]; time_t now; @@ -1567,7 +1567,7 @@ static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_b pa_strbuf_printf(buf, "### Configuration dump generated at %s\n", ctime(&now)); #endif - for (m = pa_idxset_first(c->modules, &idx); m; m = pa_idxset_next(c->modules, &idx)) { + PA_IDXSET_FOREACH(m, c->modules, idx) { pa_strbuf_printf(buf, "load-module %s", m->name); @@ -1577,58 +1577,58 @@ static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_b pa_strbuf_puts(buf, "\n"); } - nl = 0; - - for (sink = pa_idxset_first(c->sinks, &idx); sink; sink = pa_idxset_next(c->sinks, &idx)) { + nl = FALSE; + PA_IDXSET_FOREACH(sink, c->sinks, idx) { if (!nl) { pa_strbuf_puts(buf, "\n"); - nl = 1; + nl = TRUE; } - pa_strbuf_printf(buf, "set-sink-volume %s 0x%03x\n", sink->name, pa_cvolume_avg(pa_sink_get_volume(sink, FALSE, TRUE))); + pa_strbuf_printf(buf, "set-sink-volume %s 0x%03x\n", sink->name, pa_cvolume_max(pa_sink_get_volume(sink, FALSE))); pa_strbuf_printf(buf, "set-sink-mute %s %s\n", sink->name, pa_yes_no(pa_sink_get_mute(sink, FALSE))); pa_strbuf_printf(buf, "suspend-sink %s %s\n", sink->name, pa_yes_no(pa_sink_get_state(sink) == PA_SINK_SUSPENDED)); } - for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx)) { + nl = FALSE; + PA_IDXSET_FOREACH(source, c->sources, idx) { if (!nl) { pa_strbuf_puts(buf, "\n"); - nl = 1; + nl = TRUE; } - pa_strbuf_printf(buf, "set-source-volume %s 0x%03x\n", source->name, pa_cvolume_avg(pa_source_get_volume(source, FALSE))); + pa_strbuf_printf(buf, "set-source-volume %s 0x%03x\n", source->name, pa_cvolume_max(pa_source_get_volume(source, FALSE))); pa_strbuf_printf(buf, "set-source-mute %s %s\n", source->name, pa_yes_no(pa_source_get_mute(source, FALSE))); pa_strbuf_printf(buf, "suspend-source %s %s\n", source->name, pa_yes_no(pa_source_get_state(source) == PA_SOURCE_SUSPENDED)); } - for (card = pa_idxset_first(c->cards, &idx); card; card = pa_idxset_next(c->cards, &idx)) { + nl = FALSE; + PA_IDXSET_FOREACH(card, c->cards, idx) { if (!nl) { pa_strbuf_puts(buf, "\n"); - nl = 1; + nl = TRUE; } if (card->active_profile) pa_strbuf_printf(buf, "set-card-profile %s %s\n", card->name, card->active_profile->name); } - nl = 0; - + nl = FALSE; if ((sink = pa_namereg_get_default_sink(c))) { if (!nl) { pa_strbuf_puts(buf, "\n"); - nl = 1; + nl = TRUE; } + pa_strbuf_printf(buf, "set-default-sink %s\n", sink->name); } if ((source = pa_namereg_get_default_source(c))) { - if (!nl) { + if (!nl) pa_strbuf_puts(buf, "\n"); - nl = 1; - } + pa_strbuf_printf(buf, "set-default-source %s\n", source->name); } @@ -1804,7 +1804,7 @@ int pa_cli_command_execute_file(pa_core *c, const char *fn, pa_strbuf *buf, pa_b if (!fail) fail = &_fail; - if (!(f = fopen(fn, "r"))) { + if (!(f = pa_fopen_cloexec(fn, "r"))) { pa_strbuf_printf(buf, "open('%s') failed: %s\n", fn, pa_cstrerror(errno)); if (!*fail) ret = 0; @@ -1813,8 +1813,6 @@ int pa_cli_command_execute_file(pa_core *c, const char *fn, pa_strbuf *buf, pa_b ret = pa_cli_command_execute_file_stream(c, f, buf, fail); - ret = 0; - fail: if (f) fclose(f); diff --git a/src/pulsecore/cli-text.c b/src/pulsecore/cli-text.c index 9395513d..23a57d37 100644 --- a/src/pulsecore/cli-text.c +++ b/src/pulsecore/cli-text.c @@ -232,6 +232,7 @@ char *pa_sink_list_to_string(pa_core *c) { "\tflags: %s%s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsuspend cause: %s%s%s%s\n" + "\tpriority: %u\n" "\tvolume: %s%s%s\n" "\t balance %0.2f\n" "\tbase volume: %s%s%s\n" @@ -262,10 +263,11 @@ char *pa_sink_list_to_string(pa_core *c) { sink->suspend_cause & PA_SUSPEND_APPLICATION ? "APPLICATION " : "", sink->suspend_cause & PA_SUSPEND_IDLE ? "IDLE " : "", sink->suspend_cause & PA_SUSPEND_SESSION ? "SESSION" : "", - pa_cvolume_snprint(cv, sizeof(cv), pa_sink_get_volume(sink, FALSE, FALSE)), + sink->priority, + pa_cvolume_snprint(cv, sizeof(cv), pa_sink_get_volume(sink, FALSE)), sink->flags & PA_SINK_DECIBEL_VOLUME ? "\n\t " : "", - sink->flags & PA_SINK_DECIBEL_VOLUME ? pa_sw_cvolume_snprint_dB(cvdb, sizeof(cvdb), pa_sink_get_volume(sink, FALSE, FALSE)) : "", - pa_cvolume_get_balance(pa_sink_get_volume(sink, FALSE, FALSE), &sink->channel_map), + sink->flags & PA_SINK_DECIBEL_VOLUME ? pa_sw_cvolume_snprint_dB(cvdb, sizeof(cvdb), pa_sink_get_volume(sink, FALSE)) : "", + pa_cvolume_get_balance(pa_sink_get_volume(sink, FALSE), &sink->channel_map), pa_volume_snprint(v, sizeof(v), sink->base_volume), sink->flags & PA_SINK_DECIBEL_VOLUME ? "\n\t " : "", sink->flags & PA_SINK_DECIBEL_VOLUME ? pa_sw_volume_snprint_dB(vdb, sizeof(vdb), sink->base_volume) : "", @@ -296,7 +298,7 @@ char *pa_sink_list_to_string(pa_core *c) { pa_strbuf_printf( s, "\tfixed latency: %0.2f ms\n", - (double) pa_sink_get_requested_latency(sink) / PA_USEC_PER_MSEC); + (double) pa_sink_get_fixed_latency(sink) / PA_USEC_PER_MSEC); if (sink->card) pa_strbuf_printf(s, "\tcard: %u <%s>\n", sink->card->index, sink->card->name); @@ -356,6 +358,7 @@ char *pa_source_list_to_string(pa_core *c) { "\tflags: %s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsuspend cause: %s%s%s%s\n" + "\tpriority: %u\n" "\tvolume: %s%s%s\n" "\t balance %0.2f\n" "\tbase volume: %s%s%s\n" @@ -383,6 +386,7 @@ char *pa_source_list_to_string(pa_core *c) { source->suspend_cause & PA_SUSPEND_APPLICATION ? "APPLICATION " : "", source->suspend_cause & PA_SUSPEND_IDLE ? "IDLE " : "", source->suspend_cause & PA_SUSPEND_SESSION ? "SESSION" : "", + source->priority, pa_cvolume_snprint(cv, sizeof(cv), pa_source_get_volume(source, FALSE)), source->flags & PA_SOURCE_DECIBEL_VOLUME ? "\n\t " : "", source->flags & PA_SOURCE_DECIBEL_VOLUME ? pa_sw_cvolume_snprint_dB(cvdb, sizeof(cvdb), pa_source_get_volume(source, FALSE)) : "", @@ -415,7 +419,7 @@ char *pa_source_list_to_string(pa_core *c) { pa_strbuf_printf( s, "\tfixed latency: %0.2f ms\n", - (double) pa_source_get_requested_latency(source) / PA_USEC_PER_MSEC); + (double) pa_source_get_fixed_latency(source) / PA_USEC_PER_MSEC); if (source->monitor_of) pa_strbuf_printf(s, "\tmonitor_of: %u\n", source->monitor_of->index); @@ -482,7 +486,7 @@ char *pa_source_output_list_to_string(pa_core *c) { s, " index: %u\n" "\tdriver: <%s>\n" - "\tflags: %s%s%s%s%s%s%s%s%s%s\n" + "\tflags: %s%s%s%s%s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsource: %u <%s>\n" "\tcurrent latency: %0.2f ms\n" @@ -501,7 +505,8 @@ char *pa_source_output_list_to_string(pa_core *c) { o->flags & PA_SOURCE_OUTPUT_FIX_RATE ? "FIX_RATE " : "", o->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS ? "FIX_CHANNELS " : "", o->flags & PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND ? "DONT_INHIBIT_AUTO_SUSPEND " : "", - o->flags & PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND ? "FAIL_ON_SUSPEND " : "", + o->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND ? "NO_CREATE_ON_SUSPEND " : "", + o->flags & PA_SOURCE_OUTPUT_KILL_ON_SUSPEND ? "KILL_ON_SUSPEND " : "", state_table[pa_source_output_get_state(o)], o->source->index, o->source->name, (double) pa_source_output_get_latency(o, NULL) / PA_USEC_PER_MSEC, @@ -564,7 +569,7 @@ char *pa_sink_input_list_to_string(pa_core *c) { s, " index: %u\n" "\tdriver: <%s>\n" - "\tflags: %s%s%s%s%s%s%s%s%s%s\n" + "\tflags: %s%s%s%s%s%s%s%s%s%s%s\n" "\tstate: %s\n" "\tsink: %u <%s>\n" "\tvolume: %s\n" @@ -587,7 +592,8 @@ char *pa_sink_input_list_to_string(pa_core *c) { i->flags & PA_SINK_INPUT_FIX_RATE ? "FIX_RATE " : "", i->flags & PA_SINK_INPUT_FIX_CHANNELS ? "FIX_CHANNELS " : "", i->flags & PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND ? "DONT_INHIBIT_AUTO_SUSPEND " : "", - i->flags & PA_SINK_INPUT_FAIL_ON_SUSPEND ? "FAIL_ON_SUSPEND " : "", + i->flags & PA_SINK_INPUT_NO_CREATE_ON_SUSPEND ? "NO_CREATE_SUSPEND " : "", + i->flags & PA_SINK_INPUT_KILL_ON_SUSPEND ? "KILL_ON_SUSPEND " : "", state_table[pa_sink_input_get_state(i)], i->sink->index, i->sink->name, pa_cvolume_snprint(cv, sizeof(cv), &v), diff --git a/src/pulsecore/conf-parser.c b/src/pulsecore/conf-parser.c index 2dc9a223..34b4d6fe 100644 --- a/src/pulsecore/conf-parser.c +++ b/src/pulsecore/conf-parser.c @@ -113,7 +113,7 @@ static int parse_line(const char *filename, unsigned line, char **section, const return 0; if (pa_startswith(b, ".include ")) { - char *path, *fn; + char *path = NULL, *fn; int r; fn = strip(b+9); @@ -168,7 +168,7 @@ int pa_config_parse(const char *filename, FILE *f, const pa_config_item *t, void pa_assert(filename); pa_assert(t); - if (!f && !(f = fopen(filename, "r"))) { + if (!f && !(f = pa_fopen_cloexec(filename, "r"))) { if (errno == ENOENT) { pa_log_debug("Failed to open configuration file '%s': %s", filename, pa_cstrerror(errno)); r = 0; @@ -278,6 +278,30 @@ int pa_config_parse_bool(const char *filename, unsigned line, const char *sectio return 0; } +int pa_config_parse_not_bool( + const char *filename, unsigned line, + const char *section, + const char *lvalue, const char *rvalue, + void *data, void *userdata) { + + int k; + pa_bool_t *b = data; + + pa_assert(filename); + pa_assert(lvalue); + pa_assert(rvalue); + pa_assert(data); + + if ((k = pa_parse_boolean(rvalue)) < 0) { + pa_log("[%s:%u] Failed to parse boolean value: %s", filename, line, rvalue); + return -1; + } + + *b = !k; + + return 0; +} + int pa_config_parse_string(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) { char **s = data; diff --git a/src/pulsecore/conf-parser.h b/src/pulsecore/conf-parser.h index 08e17ca7..c6c8a148 100644 --- a/src/pulsecore/conf-parser.h +++ b/src/pulsecore/conf-parser.h @@ -47,6 +47,7 @@ int pa_config_parse_int(const char *filename, unsigned line, const char *section int pa_config_parse_unsigned(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata); int pa_config_parse_size(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata); int pa_config_parse_bool(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata); +int pa_config_parse_not_bool(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata); int pa_config_parse_string(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata); #endif diff --git a/src/pulsecore/core-rtclock.c b/src/pulsecore/core-rtclock.c index 3b3e3a64..4fe0a47b 100644 --- a/src/pulsecore/core-rtclock.c +++ b/src/pulsecore/core-rtclock.c @@ -33,6 +33,12 @@ #include <sys/prctl.h> #endif +#ifdef OS_IS_DARWIN +#include <CoreServices/CoreServices.h> +#include <mach/mach.h> +#include <mach/mach_time.h> +#endif + #include <pulse/timeval.h> #include <pulsecore/macro.h> #include <pulsecore/core-error.h> @@ -47,7 +53,8 @@ pa_usec_t pa_rtclock_age(const struct timeval *tv) { } struct timeval *pa_rtclock_get(struct timeval *tv) { -#ifdef HAVE_CLOCK_GETTIME + +#if defined(HAVE_CLOCK_GETTIME) struct timespec ts; #ifdef CLOCK_MONOTONIC @@ -59,7 +66,7 @@ struct timeval *pa_rtclock_get(struct timeval *tv) { no_monotonic = TRUE; if (no_monotonic) -#endif +#endif /* CLOCK_MONOTONIC */ pa_assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); pa_assert(tv); @@ -69,7 +76,30 @@ struct timeval *pa_rtclock_get(struct timeval *tv) { return tv; -#else /* HAVE_CLOCK_GETTIME */ +#elif defined(OS_IS_DARWIN) + static mach_timebase_info_data_t tbi; + uint64_t nticks; + uint64_t time_nsec; + + /* Refer Apple ADC QA1398 + Also: http://devworld.apple.com/documentation/Darwin/Conceptual/KernelProgramming/services/services.html + + Note: argument is timespec NOT timeval (timespec uses nsec, timeval uses usec) + */ + + /* try and be a mite efficient - maybe I should keep the N/D as a float !? */ + if (tbi.denom == 0) + mach_timebase_info(&tbi); + + nticks = mach_absolute_time(); + time_nsec = nticks * tbi.numer / tbi.denom; // see above + + tv->tv_sec = time_nsec / PA_NSEC_PER_SEC; + tv->tv_usec = time_nsec / PA_NSEC_PER_USEC; + + return tv; + +#else /* OS_IS_DARWIN */ return pa_gettimeofday(tv); @@ -77,19 +107,30 @@ struct timeval *pa_rtclock_get(struct timeval *tv) { } pa_bool_t pa_rtclock_hrtimer(void) { -#ifdef HAVE_CLOCK_GETTIME + +#if defined(HAVE_CLOCK_GETTIME) struct timespec ts; #ifdef CLOCK_MONOTONIC + if (clock_getres(CLOCK_MONOTONIC, &ts) >= 0) return ts.tv_sec == 0 && ts.tv_nsec <= (long) (PA_HRTIMER_THRESHOLD_USEC*PA_NSEC_PER_USEC); -#endif +#endif /* CLOCK_MONOTONIC */ pa_assert_se(clock_getres(CLOCK_REALTIME, &ts) == 0); return ts.tv_sec == 0 && ts.tv_nsec <= (long) (PA_HRTIMER_THRESHOLD_USEC*PA_NSEC_PER_USEC); -#else /* HAVE_CLOCK_GETTIME */ +#elif defined (OS_IS_DARWIN) + mach_timebase_info_data_t tbi; + uint64_t time_nsec; + + mach_timebase_info(&tbi); + /* nsec = nticks * (N/D) - we want 1 tick == resolution !? */ + time_nsec = tbi.numer / tbi.denom; + return time_nsec <= (long) (PA_HRTIMER_THRESHOLD_USEC*PA_NSEC_PER_USEC); + +#else /* OS_IS_DARWIN */ return FALSE; #endif @@ -98,6 +139,7 @@ pa_bool_t pa_rtclock_hrtimer(void) { #define TIMER_SLACK_NS (int) ((500 * PA_NSEC_PER_USEC)) void pa_rtclock_hrtimer_enable(void) { + #ifdef PR_SET_TIMERSLACK int slack_ns; @@ -132,6 +174,8 @@ struct timeval* pa_rtclock_from_wallclock(struct timeval *tv) { pa_assert(tv); + /* pa_timeval_sub() saturates on underflow! */ + if (pa_timeval_cmp(&wc_now, tv) < 0) pa_timeval_add(&rt_now, pa_timeval_diff(tv, &wc_now)); else @@ -144,13 +188,29 @@ struct timeval* pa_rtclock_from_wallclock(struct timeval *tv) { } pa_usec_t pa_timespec_load(const struct timespec *ts) { - pa_assert(ts); + + if (PA_UNLIKELY(!ts)) + return PA_USEC_INVALID; return (pa_usec_t) ts->tv_sec * PA_USEC_PER_SEC + (pa_usec_t) ts->tv_nsec / PA_NSEC_PER_USEC; } +struct timespec* pa_timespec_store(struct timespec *ts, pa_usec_t v) { + pa_assert(ts); + + if (PA_UNLIKELY(v == PA_USEC_INVALID)) { + ts->tv_sec = PA_INT_TYPE_MAX(time_t); + ts->tv_nsec = (long) (PA_NSEC_PER_SEC-1); + return NULL; + } + + ts->tv_sec = (time_t) (v / PA_USEC_PER_SEC); + ts->tv_nsec = (long) ((v % PA_USEC_PER_SEC) * PA_NSEC_PER_USEC); + + return ts; +} static struct timeval* wallclock_from_rtclock(struct timeval *tv) { @@ -162,6 +222,8 @@ static struct timeval* wallclock_from_rtclock(struct timeval *tv) { pa_assert(tv); + /* pa_timeval_sub() saturates on underflow! */ + if (pa_timeval_cmp(&rt_now, tv) < 0) pa_timeval_add(&wc_now, pa_timeval_diff(tv, &rt_now)); else diff --git a/src/pulsecore/core-rtclock.h b/src/pulsecore/core-rtclock.h index 9f5ae2dd..3b393ed5 100644 --- a/src/pulsecore/core-rtclock.h +++ b/src/pulsecore/core-rtclock.h @@ -44,6 +44,7 @@ void pa_rtclock_hrtimer_enable(void); struct timeval* pa_rtclock_from_wallclock(struct timeval *tv); pa_usec_t pa_timespec_load(const struct timespec *ts); +struct timespec* pa_timespec_store(struct timespec *ts, pa_usec_t v); struct timeval* pa_timeval_rtstore(struct timeval *tv, pa_usec_t v, pa_bool_t rtclock); diff --git a/src/pulsecore/core-scache.c b/src/pulsecore/core-scache.c index fde12ecf..1fb81d0d 100644 --- a/src/pulsecore/core-scache.c +++ b/src/pulsecore/core-scache.c @@ -335,12 +335,12 @@ int pa_scache_play_item(pa_core *c, const char *name, pa_sink *sink, pa_volume_t pass_volume = TRUE; - if (e->volume_is_set && volume != (pa_volume_t) -1) { + if (e->volume_is_set && volume != PA_VOLUME_INVALID) { pa_cvolume_set(&r, e->sample_spec.channels, volume); pa_sw_cvolume_multiply(&r, &r, &e->volume); } else if (e->volume_is_set) r = e->volume; - else if (volume != (pa_volume_t) -1) + else if (volume != PA_VOLUME_INVALID) pa_cvolume_set(&r, e->sample_spec.channels, volume); else pass_volume = FALSE; diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c index d4baf697..93ddf301 100644 --- a/src/pulsecore/core-util.c +++ b/src/pulsecore/core-util.c @@ -101,6 +101,10 @@ #include "rtkit.h" #endif +#ifdef __linux__ +#include <sys/personality.h> +#endif + #include <pulse/xmalloc.h> #include <pulse/util.h> #include <pulse/utf8.h> @@ -111,6 +115,8 @@ #include <pulsecore/macro.h> #include <pulsecore/thread.h> #include <pulsecore/strbuf.h> +#include <pulsecore/usergroup.h> +#include <pulsecore/strlist.h> #include "core-util.h" @@ -119,6 +125,8 @@ #define MSG_NOSIGNAL 0 #endif +static pa_strlist *recorded_env = NULL; + #ifdef OS_IS_WIN32 #define PULSE_ROOTENV "PULSE_ROOT" @@ -583,13 +591,13 @@ static int set_scheduler(int rtprio) { sp.sched_priority = rtprio; #ifdef SCHED_RESET_ON_FORK - if ((r = pthread_setschedparam(pthread_self(), SCHED_RR|SCHED_RESET_ON_FORK, &sp)) == 0) { + if (pthread_setschedparam(pthread_self(), SCHED_RR|SCHED_RESET_ON_FORK, &sp) == 0) { pa_log_debug("SCHED_RR|SCHED_RESET_ON_FORK worked."); return 0; } #endif - if ((r = pthread_setschedparam(pthread_self(), SCHED_RR, &sp)) == 0) { + if (pthread_setschedparam(pthread_self(), SCHED_RR, &sp) == 0) { pa_log_debug("SCHED_RR worked."); return 0; } @@ -604,6 +612,11 @@ static int set_scheduler(int rtprio) { return -1; } + /* We need to disable exit on disconnect because otherwise + * dbus_shutdown will kill us. See + * https://bugs.freedesktop.org/show_bug.cgi?id=16924 */ + dbus_connection_set_exit_on_disconnect(bus, FALSE); + r = rtkit_make_realtime(bus, 0, rtprio); dbus_connection_unref(bus); @@ -672,6 +685,11 @@ static int set_nice(int nice_level) { return -1; } + /* We need to disable exit on disconnect because otherwise + * dbus_shutdown will kill us. See + * https://bugs.freedesktop.org/show_bug.cgi?id=16924 */ + dbus_connection_set_exit_on_disconnect(bus, FALSE); + r = rtkit_make_high_priority(bus, 0, nice_level); dbus_connection_unref(bus); @@ -768,7 +786,6 @@ int pa_match(const char *expr, const char *v) { /* Try to parse a boolean string value.*/ int pa_parse_boolean(const char *v) { const char *expr; - int r; pa_assert(v); /* First we check language independant */ @@ -780,12 +797,12 @@ int pa_parse_boolean(const char *v) { /* And then we check language dependant */ if ((expr = nl_langinfo(YESEXPR))) if (expr[0]) - if ((r = pa_match(expr, v)) > 0) + if (pa_match(expr, v) > 0) return 1; if ((expr = nl_langinfo(NOEXPR))) if (expr[0]) - if ((r = pa_match(expr, v)) > 0) + if (pa_match(expr, v) > 0) return 0; errno = EINVAL; @@ -965,54 +982,24 @@ fail: /* Check whether the specified GID and the group name match */ static int is_group(gid_t gid, const char *name) { - struct group group, *result = NULL; - long n; - void *data; + struct group *group = NULL; int r = -1; -#ifdef HAVE_GETGRGID_R -#ifdef _SC_GETGR_R_SIZE_MAX - n = sysconf(_SC_GETGR_R_SIZE_MAX); -#else - n = -1; -#endif - if (n <= 0) - n = 512; - - data = pa_xmalloc((size_t) n); - errno = 0; - if (getgrgid_r(gid, &group, data, (size_t) n, &result) < 0 || !result) { - pa_log("getgrgid_r(%u): %s", (unsigned) gid, pa_cstrerror(errno)); - + if (!(group = pa_getgrgid_malloc(gid))) + { if (!errno) errno = ENOENT; - goto finish; - } - - r = strcmp(name, result->gr_name) == 0; - -finish: - pa_xfree(data); -#else - /* XXX Not thread-safe, but needed on OSes (e.g. FreeBSD 4.X) that do not - * support getgrgid_r. */ - - errno = 0; - if (!(result = getgrgid(gid))) { - pa_log("getgrgid(%u): %s", gid, pa_cstrerror(errno)); - - if (!errno) - errno = ENOENT; + pa_log("pa_getgrgid_malloc(%u): %s", gid, pa_cstrerror(errno)); goto finish; } - r = strcmp(name, result->gr_name) == 0; + r = strcmp(name, group->gr_name) == 0; finish: -#endif + pa_getgrgid_free(group); return r; } @@ -1061,38 +1048,12 @@ finish: /* Check whether the specifc user id is a member of the specified group */ int pa_uid_in_group(uid_t uid, const char *name) { - char *g_buf, *p_buf; - long g_n, p_n; - struct group grbuf, *gr; + struct group *group = NULL; char **i; int r = -1; -#ifdef _SC_GETGR_R_SIZE_MAX - g_n = sysconf(_SC_GETGR_R_SIZE_MAX); -#else - g_n = -1; -#endif - if (g_n <= 0) - g_n = 512; - - g_buf = pa_xmalloc((size_t) g_n); - -#ifdef _SC_GETPW_R_SIZE_MAX - p_n = sysconf(_SC_GETPW_R_SIZE_MAX); -#else - p_n = -1; -#endif - if (p_n <= 0) - p_n = 512; - - p_buf = pa_xmalloc((size_t) p_n); - errno = 0; -#ifdef HAVE_GETGRNAM_R - if (getgrnam_r(name, &grbuf, g_buf, (size_t) g_n, &gr) != 0 || !gr) -#else - if (!(gr = getgrnam(name))) -#endif + if (!(group = pa_getgrnam_malloc(name))) { if (!errno) errno = ENOENT; @@ -1100,25 +1061,24 @@ int pa_uid_in_group(uid_t uid, const char *name) { } r = 0; - for (i = gr->gr_mem; *i; i++) { - struct passwd pwbuf, *pw; + for (i = group->gr_mem; *i; i++) { + struct passwd *pw = NULL; -#ifdef HAVE_GETPWNAM_R - if (getpwnam_r(*i, &pwbuf, p_buf, (size_t) p_n, &pw) != 0 || !pw) -#else - if (!(pw = getpwnam(*i))) -#endif + errno = 0; + if (!(pw = pa_getpwnam_malloc(*i))) continue; - if (pw->pw_uid == uid) { + if (pw->pw_uid == uid) r = 1; + + pa_getpwnam_free(pw); + + if (r == 1) break; - } } finish: - pa_xfree(g_buf); - pa_xfree(p_buf); + pa_getgrnam_free(group); return r; } @@ -1126,26 +1086,10 @@ finish: /* Get the GID of a gfiven group, return (gid_t) -1 on failure. */ gid_t pa_get_gid_of_group(const char *name) { gid_t ret = (gid_t) -1; - char *g_buf; - long g_n; - struct group grbuf, *gr; - -#ifdef _SC_GETGR_R_SIZE_MAX - g_n = sysconf(_SC_GETGR_R_SIZE_MAX); -#else - g_n = -1; -#endif - if (g_n <= 0) - g_n = 512; - - g_buf = pa_xmalloc((size_t) g_n); + struct group *gr = NULL; errno = 0; -#ifdef HAVE_GETGRNAM_R - if (getgrnam_r(name, &grbuf, g_buf, (size_t) g_n, &gr) != 0 || !gr) -#else - if (!(gr = getgrnam(name))) -#endif + if (!(gr = pa_getgrnam_malloc(name))) { if (!errno) errno = ENOENT; @@ -1155,7 +1099,7 @@ gid_t pa_get_gid_of_group(const char *name) { ret = gr->gr_gid; finish: - pa_xfree(g_buf); + pa_getgrnam_free(gr); return ret; } @@ -1250,16 +1194,13 @@ char* pa_strip_nl(char *s) { /* Create a temporary lock file and lock it. */ int pa_lock_lockfile(const char *fn) { - int fd = -1; + int fd; pa_assert(fn); for (;;) { struct stat st; - if ((fd = open(fn, O_CREAT|O_RDWR -#ifdef O_NOCTTY - |O_NOCTTY -#endif + if ((fd = pa_open_cloexec(fn, O_CREAT|O_RDWR #ifdef O_NOFOLLOW |O_NOFOLLOW #endif @@ -1293,8 +1234,6 @@ int pa_lock_lockfile(const char *fn) { fd = -1; goto fail; } - - fd = -1; } return fd; @@ -1436,19 +1375,10 @@ static char* make_random_dir(mode_t m) { "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "0123456789"; - const char *tmpdir; char *fn; size_t pathlen; - if (!(tmpdir = getenv("TMPDIR"))) - if (!(tmpdir = getenv("TMP"))) - if (!(tmpdir = getenv("TEMP"))) - tmpdir = getenv("TEMPDIR"); - - if (!tmpdir || !pa_is_path_absolute(tmpdir)) - tmpdir = "/tmp"; - - fn = pa_sprintf_malloc("%s/pulse-XXXXXXXXXXXX", tmpdir); + fn = pa_sprintf_malloc("%s" PA_PATH_SEP "pulse-XXXXXXXXXXXX", pa_get_temp_dir()); pathlen = strlen(fn); for (;;) { @@ -1670,7 +1600,7 @@ FILE *pa_open_config_file(const char *global, const char *local, const char *env fn = buf; #endif - if ((f = fopen(fn, "r"))) { + if ((f = pa_fopen_cloexec(fn, "r"))) { if (result) *result = pa_xstrdup(fn); @@ -1704,7 +1634,7 @@ FILE *pa_open_config_file(const char *global, const char *local, const char *env fn = buf; #endif - if ((f = fopen(fn, "r"))) { + if ((f = pa_fopen_cloexec(fn, "r"))) { if (result) *result = pa_xstrdup(fn); @@ -1731,7 +1661,7 @@ FILE *pa_open_config_file(const char *global, const char *local, const char *env global = buf; #endif - if ((f = fopen(global, "r"))) { + if ((f = pa_fopen_cloexec(global, "r"))) { if (result) *result = pa_xstrdup(global); @@ -1945,17 +1875,17 @@ char *pa_make_path_absolute(const char *p) { static char *get_path(const char *fn, pa_bool_t prependmid, pa_bool_t rt) { char *rtp; - if (pa_is_path_absolute(fn)) - return pa_xstrdup(fn); - rtp = rt ? pa_get_runtime_dir() : pa_get_state_dir(); - if (!rtp) - return NULL; - if (fn) { char *r; + if (pa_is_path_absolute(fn)) + return pa_xstrdup(fn); + + if (!rtp) + return NULL; + if (prependmid) { char *mid; @@ -2291,7 +2221,7 @@ int pa_close_all(int except_fd, ...) { va_end(ap); r = pa_close_allv(p); - free(p); + pa_xfree(p); return r; } @@ -2462,7 +2392,7 @@ int pa_reset_sigs(int except, ...) { p[i++] = except; while ((sig = va_arg(ap, int)) >= 0) - sig = p[i++]; + p[i++] = sig; } p[i] = -1; @@ -2519,9 +2449,38 @@ void pa_set_env(const char *key, const char *value) { pa_assert(key); pa_assert(value); + /* This is not thread-safe */ + putenv(pa_sprintf_malloc("%s=%s", key, value)); } +void pa_set_env_and_record(const char *key, const char *value) { + pa_assert(key); + pa_assert(value); + + /* This is not thread-safe */ + + pa_set_env(key, value); + recorded_env = pa_strlist_prepend(recorded_env, key); +} + +void pa_unset_env_recorded(void) { + + /* This is not thread-safe */ + + for (;;) { + char *s; + + recorded_env = pa_strlist_pop(recorded_env, &s); + + if (!s) + break; + + unsetenv(s); + pa_xfree(s); + } +} + pa_bool_t pa_in_system_mode(void) { const char *e; @@ -2601,7 +2560,7 @@ char *pa_machine_id(void) { * since it fits perfectly our needs and is not as volatile as the * hostname which might be set from dhcp. */ - if ((f = fopen(PA_MACHINE_ID, "r"))) { + if ((f = pa_fopen_cloexec(PA_MACHINE_ID, "r"))) { char ln[34] = "", *r; r = fgets(ln, sizeof(ln)-1, f); @@ -2716,6 +2675,28 @@ char *pa_replace(const char*s, const char*a, const char *b) { return pa_strbuf_tostring_free(sb); } +char *pa_escape(const char *p, const char *chars) { + const char *s; + const char *c; + pa_strbuf *buf = pa_strbuf_new(); + + for (s = p; *s; ++s) { + if (*s == '\\') + pa_strbuf_putc(buf, '\\'); + else if (chars) { + for (c = chars; *c; ++c) { + if (*s == *c) { + pa_strbuf_putc(buf, '\\'); + break; + } + } + } + pa_strbuf_putc(buf, *s); + } + + return pa_strbuf_tostring_free(buf); +} + char *pa_unescape(char *p) { char *s, *d; pa_bool_t escaped = FALSE; @@ -2855,3 +2836,271 @@ size_t pa_pipe_buf(int fd) { return 4096; #endif } + +void pa_reset_personality(void) { + +#ifdef __linux__ + if (personality(PER_LINUX) < 0) + pa_log_warn("Uh, personality() failed: %s", pa_cstrerror(errno)); +#endif + +} + +#if defined(__linux__) && !defined(__OPTIMIZE__) + +pa_bool_t pa_run_from_build_tree(void) { + char *rp; + pa_bool_t b = FALSE; + + /* We abuse __OPTIMIZE__ as a check whether we are a debug build + * or not. */ + + if ((rp = pa_readlink("/proc/self/exe"))) { + b = pa_startswith(rp, PA_BUILDDIR); + pa_xfree(rp); + } + + return b; +} + +#endif + +const char *pa_get_temp_dir(void) { + const char *t; + + if ((t = getenv("TMPDIR")) && + pa_is_path_absolute(t)) + return t; + + if ((t = getenv("TMP")) && + pa_is_path_absolute(t)) + return t; + + if ((t = getenv("TEMP")) && + pa_is_path_absolute(t)) + return t; + + if ((t = getenv("TEMPDIR")) && + pa_is_path_absolute(t)) + return t; + + return "/tmp"; +} + +int pa_open_cloexec(const char *fn, int flags, mode_t mode) { + int fd; + +#ifdef O_NOCTTY + flags |= O_NOCTTY; +#endif + +#ifdef O_CLOEXEC + if ((fd = open(fn, flags|O_CLOEXEC, mode)) >= 0) + goto finish; + + if (errno != EINVAL) + return fd; +#endif + + if ((fd = open(fn, flags, mode)) < 0) + return fd; + +finish: + /* Some implementations might simply ignore O_CLOEXEC if it is not + * understood, make sure FD_CLOEXEC is enabled anyway */ + + pa_make_fd_cloexec(fd); + return fd; +} + +int pa_socket_cloexec(int domain, int type, int protocol) { + int fd; + +#ifdef SOCK_CLOEXEC + if ((fd = socket(domain, type | SOCK_CLOEXEC, protocol)) >= 0) + goto finish; + + if (errno != EINVAL) + return fd; +#endif + + if ((fd = socket(domain, type, protocol)) < 0) + return fd; + +finish: + /* Some implementations might simply ignore SOCK_CLOEXEC if it is + * not understood, make sure FD_CLOEXEC is enabled anyway */ + + pa_make_fd_cloexec(fd); + return fd; +} + +int pa_pipe_cloexec(int pipefd[2]) { + int r; + +#ifdef HAVE_PIPE2 + if ((r = pipe2(pipefd, O_CLOEXEC)) >= 0) + goto finish; + + if (errno != EINVAL && errno != ENOSYS) + return r; + +#endif + + if ((r = pipe(pipefd)) < 0) + return r; + +finish: + pa_make_fd_cloexec(pipefd[0]); + pa_make_fd_cloexec(pipefd[1]); + + return 0; +} + +int pa_accept_cloexec(int sockfd, struct sockaddr *addr, socklen_t *addrlen) { + int fd; + +#ifdef HAVE_ACCEPT4 + if ((fd = accept4(sockfd, addr, addrlen, SOCK_CLOEXEC)) >= 0) + goto finish; + + if (errno != EINVAL && errno != ENOSYS) + return fd; + +#endif + + if ((fd = accept(sockfd, addr, addrlen)) < 0) + return fd; + +finish: + pa_make_fd_cloexec(fd); + return fd; +} + +FILE* pa_fopen_cloexec(const char *path, const char *mode) { + FILE *f; + char *m; + + m = pa_sprintf_malloc("%se", mode); + + errno = 0; + if ((f = fopen(path, m))) { + pa_xfree(m); + goto finish; + } + + pa_xfree(m); + + if (errno != EINVAL) + return NULL; + + if (!(f = fopen(path, mode))) + return NULL; + +finish: + pa_make_fd_cloexec(fileno(f)); + return f; +} + +void pa_nullify_stdfds(void) { + +#ifndef OS_IS_WIN32 + pa_close(STDIN_FILENO); + pa_close(STDOUT_FILENO); + pa_close(STDERR_FILENO); + + pa_assert_se(open("/dev/null", O_RDONLY) == STDIN_FILENO); + pa_assert_se(open("/dev/null", O_WRONLY) == STDOUT_FILENO); + pa_assert_se(open("/dev/null", O_WRONLY) == STDERR_FILENO); +#else + FreeConsole(); +#endif + +} + +char *pa_read_line_from_file(const char *fn) { + FILE *f; + char ln[256] = "", *r; + + if (!(f = pa_fopen_cloexec(fn, "r"))) + return NULL; + + r = fgets(ln, sizeof(ln)-1, f); + fclose(f); + + if (!r) { + errno = EIO; + return NULL; + } + + pa_strip_nl(ln); + return pa_xstrdup(ln); +} + +pa_bool_t pa_running_in_vm(void) { + +#if defined(__i386__) || defined(__x86_64__) + + /* Both CPUID and DMI are x86 specific interfaces... */ + + uint32_t eax = 0x40000000; + union { + uint32_t sig32[3]; + char text[13]; + } sig; + +#ifdef __linux__ + const char *const dmi_vendors[] = { + "/sys/class/dmi/id/sys_vendor", + "/sys/class/dmi/id/board_vendor", + "/sys/class/dmi/id/bios_vendor" + }; + + unsigned i; + + for (i = 0; i < PA_ELEMENTSOF(dmi_vendors); i++) { + char *s; + + if ((s = pa_read_line_from_file(dmi_vendors[i]))) { + + if (pa_startswith(s, "QEMU") || + /* http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1009458 */ + pa_startswith(s, "VMware") || + pa_startswith(s, "VMW") || + pa_startswith(s, "Microsoft Corporation") || + pa_startswith(s, "innotek GmbH") || + pa_startswith(s, "Xen")) { + + pa_xfree(s); + return TRUE; + } + + pa_xfree(s); + } + } + +#endif + + /* http://lwn.net/Articles/301888/ */ + pa_zero(sig); + + __asm__ __volatile__ ( + " xor %%ebx, %%ebx \n\t" + " cpuid \n\t" + + : "=a" (eax), "=b" (sig.sig32[0]), "=c" (sig.sig32[1]), "=d" (sig.sig32[2]) + : "0" (eax) + ); + + if (pa_streq(sig.text, "XenVMMXenVMM") || + pa_streq(sig.text, "KVMKVMKVM") || + /* http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1009458 */ + pa_streq(sig.text, "VMwareVMware") || + /* http://msdn.microsoft.com/en-us/library/bb969719.aspx */ + pa_streq(sig.text, "Microsoft Hv")) + return TRUE; + +#endif + + return FALSE; +} diff --git a/src/pulsecore/core-util.h b/src/pulsecore/core-util.h index 6de4b771..31a83bcc 100644 --- a/src/pulsecore/core-util.h +++ b/src/pulsecore/core-util.h @@ -28,6 +28,7 @@ #include <stdarg.h> #include <stdio.h> #include <string.h> +#include <sys/socket.h> #ifdef HAVE_SYS_RESOURCE_H #include <sys/resource.h> @@ -195,6 +196,8 @@ int pa_reset_sigs(int except, ...); int pa_reset_sigsv(const int except[]); void pa_set_env(const char *key, const char *value); +void pa_set_env_and_record(const char *key, const char *value); +void pa_unset_env_recorded(void); pa_bool_t pa_in_system_mode(void); @@ -222,6 +225,13 @@ unsigned pa_ncpus(void); char *pa_replace(const char*s, const char*a, const char *b); +/* Escapes p by inserting backslashes in front of backslashes. chars is a + * regular (ie. NULL-terminated) string containing additional characters that + * should be escaped. chars can be NULL. The caller has to free the returned + * string. */ +char *pa_escape(const char *p, const char *chars); + +/* Does regular backslash unescaping. Returns the argument p. */ char *pa_unescape(char *p); char *pa_realpath(const char *path); @@ -241,4 +251,23 @@ char* pa_maybe_prefix_path(const char *path, const char *prefix); /* Returns size of the specified pipe or 4096 on failure */ size_t pa_pipe_buf(int fd); +void pa_reset_personality(void); + +#if defined(__linux__) && !defined(__OPTIMIZE__) +pa_bool_t pa_run_from_build_tree(void); +#endif + +const char *pa_get_temp_dir(void); + +int pa_open_cloexec(const char *fn, int flags, mode_t mode); +int pa_socket_cloexec(int domain, int type, int protocol); +int pa_pipe_cloexec(int pipefd[2]); +int pa_accept_cloexec(int sockfd, struct sockaddr *addr, socklen_t *addrlen); +FILE* pa_fopen_cloexec(const char *path, const char *mode); + +void pa_nullify_stdfds(void); + +char *pa_read_line_from_file(const char *fn); +pa_bool_t pa_running_in_vm(void); + #endif diff --git a/src/pulsecore/core.c b/src/pulsecore/core.c index f5eb8352..f0726453 100644 --- a/src/pulsecore/core.c +++ b/src/pulsecore/core.c @@ -47,7 +47,7 @@ #include "core.h" -static PA_DEFINE_CHECK_TYPE(pa_core, pa_msgobject); +PA_DEFINE_PUBLIC_CLASS(pa_core, pa_msgobject); static int core_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) { pa_core *c = PA_CORE(o); diff --git a/src/pulsecore/core.h b/src/pulsecore/core.h index e7abd61b..bfcea4f6 100644 --- a/src/pulsecore/core.h +++ b/src/pulsecore/core.h @@ -52,6 +52,13 @@ typedef enum pa_suspend_cause { #include <pulsecore/sink-input.h> #include <pulsecore/msgobject.h> +typedef enum pa_server_type { + PA_SERVER_TYPE_UNSET, + PA_SERVER_TYPE_USER, + PA_SERVER_TYPE_SYSTEM, + PA_SERVER_TYPE_NONE +} pa_server_type_t; + typedef enum pa_core_state { PA_CORE_STARTUP, PA_CORE_RUNNING, @@ -83,7 +90,6 @@ typedef enum pa_core_hook { PA_CORE_HOOK_SINK_INPUT_MOVE_FAIL, PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED, PA_CORE_HOOK_SINK_INPUT_PROPLIST_CHANGED, - PA_CORE_HOOK_SINK_INPUT_SET_VOLUME, PA_CORE_HOOK_SINK_INPUT_SEND_EVENT, PA_CORE_HOOK_SOURCE_OUTPUT_NEW, PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE, @@ -162,11 +168,13 @@ struct pa_core { pa_resample_method_t resample_method; int realtime_priority; + pa_server_type_t server_type; + /* hooks */ pa_hook hooks[PA_CORE_HOOK_MAX]; }; -PA_DECLARE_CLASS(pa_core); +PA_DECLARE_PUBLIC_CLASS(pa_core); #define PA_CORE(o) pa_core_cast(o) enum { diff --git a/src/pulsecore/cpu-arm.c b/src/pulsecore/cpu-arm.c new file mode 100644 index 00000000..6bb2eadd --- /dev/null +++ b/src/pulsecore/cpu-arm.c @@ -0,0 +1,139 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdint.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> + +#include <pulse/xmalloc.h> +#include <pulsecore/log.h> + +#include "cpu-arm.h" + +#if defined (__arm__) && defined (__linux__) + +#define MAX_BUFFER 4096 +static char * +get_cpuinfo_line (char *cpuinfo, const char *tag) { + char *line, *end, *colon; + + if (!(line = strstr (cpuinfo, tag))) + return NULL; + + if (!(end = strchr (line, '\n'))) + return NULL; + + if (!(colon = strchr (line, ':'))) + return NULL; + + if (++colon >= end) + return NULL; + + return pa_xstrndup (colon, end - colon); +} + +static char *get_cpuinfo(void) { + char *cpuinfo; + int n, fd; + + cpuinfo = pa_xmalloc(MAX_BUFFER); + + if ((fd = pa_open_cloexec("/proc/cpuinfo", O_RDONLY, 0)) < 0) { + pa_xfree(cpuinfo); + return NULL; + } + + if ((n = pa_read(fd, cpuinfo, MAX_BUFFER-1)) < 0) { + pa_xfree(cpuinfo); + pa_close(fd); + return NULL; + } + cpuinfo[n] = 0; + pa_close(fd); + + return cpuinfo; +} +#endif /* defined (__arm__) && defined (__linux__) */ + +void pa_cpu_init_arm (void) { +#if defined (__arm__) +#if defined (__linux__) + char *cpuinfo, *line; + int arch; + pa_cpu_arm_flag_t flags = 0; + + /* We need to read the CPU flags from /proc/cpuinfo because there is no user + * space support to get the CPU features. This only works on linux AFAIK. */ + if (!(cpuinfo = get_cpuinfo ())) { + pa_log ("Can't read cpuinfo"); + return; + } + + /* get the CPU architecture */ + if ((line = get_cpuinfo_line (cpuinfo, "CPU architecture"))) { + arch = strtoul (line, NULL, 0); + if (arch >= 6) + flags |= PA_CPU_ARM_V6; + if (arch >= 7) + flags |= PA_CPU_ARM_V7; + + pa_xfree(line); + } + /* get the CPU features */ + if ((line = get_cpuinfo_line (cpuinfo, "Features"))) { + char *state = NULL, *current; + + while ((current = pa_split_spaces (line, &state))) { + if (!strcmp (current, "vfp")) + flags |= PA_CPU_ARM_VFP; + else if (!strcmp (current, "edsp")) + flags |= PA_CPU_ARM_EDSP; + else if (!strcmp (current, "neon")) + flags |= PA_CPU_ARM_NEON; + else if (!strcmp (current, "vfpv3")) + flags |= PA_CPU_ARM_VFPV3; + + pa_xfree(current); + } + } + pa_xfree(cpuinfo); + + pa_log_info ("CPU flags: %s%s%s%s%s%s", + (flags & PA_CPU_ARM_V6) ? "V6 " : "", + (flags & PA_CPU_ARM_V7) ? "V7 " : "", + (flags & PA_CPU_ARM_VFP) ? "VFP " : "", + (flags & PA_CPU_ARM_EDSP) ? "EDSP " : "", + (flags & PA_CPU_ARM_NEON) ? "NEON " : "", + (flags & PA_CPU_ARM_VFPV3) ? "VFPV3 " : ""); +#else /* defined (__linux__) */ + pa_log ("ARM cpu features not yet supported on this OS"); +#endif /* defined (__linux__) */ + + if (flags & PA_CPU_ARM_V6) + pa_volume_func_init_arm (flags); +#endif /* defined (__arm__) */ +} diff --git a/src/pulsecore/cpu-arm.h b/src/pulsecore/cpu-arm.h new file mode 100644 index 00000000..a87cb63b --- /dev/null +++ b/src/pulsecore/cpu-arm.h @@ -0,0 +1,42 @@ +#ifndef foocpuarmhfoo +#define foocpuarmhfoo + +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include <stdint.h> + +typedef enum pa_cpu_arm_flag { + PA_CPU_ARM_V6 = (1 << 0), + PA_CPU_ARM_V7 = (1 << 1), + PA_CPU_ARM_VFP = (1 << 2), + PA_CPU_ARM_EDSP = (1 << 3), + PA_CPU_ARM_NEON = (1 << 4), + PA_CPU_ARM_VFPV3 = (1 << 5) +} pa_cpu_arm_flag_t; + +void pa_cpu_init_arm (void); + +/* some optimized functions */ +void pa_volume_func_init_arm(pa_cpu_arm_flag_t flags); + +#endif /* foocpuarmhfoo */ diff --git a/src/pulsecore/cpu-x86.c b/src/pulsecore/cpu-x86.c new file mode 100644 index 00000000..f194a608 --- /dev/null +++ b/src/pulsecore/cpu-x86.c @@ -0,0 +1,125 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdint.h> + +#include <pulsecore/log.h> + +#include "cpu-x86.h" + +#if defined (__i386__) || defined (__amd64__) +static void +get_cpuid (uint32_t op, uint32_t *a, uint32_t *b, uint32_t *c, uint32_t *d) +{ + __asm__ __volatile__ ( + " push %%"PA_REG_b" \n\t" + " cpuid \n\t" + " mov %%ebx, %%esi \n\t" + " pop %%"PA_REG_b" \n\t" + + : "=a" (*a), "=S" (*b), "=c" (*c), "=d" (*d) + : "0" (op) + ); +} +#endif + +void pa_cpu_init_x86 (void) { +#if defined (__i386__) || defined (__amd64__) + uint32_t eax, ebx, ecx, edx; + uint32_t level; + pa_cpu_x86_flag_t flags = 0; + + /* get standard level */ + get_cpuid (0x00000000, &level, &ebx, &ecx, &edx); + if (level >= 1) { + get_cpuid (0x00000001, &eax, &ebx, &ecx, &edx); + + if (edx & (1<<23)) + flags |= PA_CPU_X86_MMX; + + if (edx & (1<<25)) + flags |= PA_CPU_X86_SSE; + + if (edx & (1<<26)) + flags |= PA_CPU_X86_SSE2; + + if (ecx & (1<<0)) + flags |= PA_CPU_X86_SSE3; + + if (ecx & (1<<9)) + flags |= PA_CPU_X86_SSSE3; + + if (ecx & (1<<19)) + flags |= PA_CPU_X86_SSE4_1; + + if (ecx & (1<<20)) + flags |= PA_CPU_X86_SSE4_2; + } + + /* get extended level */ + get_cpuid (0x80000000, &level, &ebx, &ecx, &edx); + if (level >= 0x80000001) { + get_cpuid (0x80000001, &eax, &ebx, &ecx, &edx); + + if (edx & (1<<22)) + flags |= PA_CPU_X86_MMXEXT; + + if (edx & (1<<23)) + flags |= PA_CPU_X86_MMX; + + if (edx & (1<<30)) + flags |= PA_CPU_X86_3DNOWEXT; + + if (edx & (1<<31)) + flags |= PA_CPU_X86_3DNOW; + } + + pa_log_info ("CPU flags: %s%s%s%s%s%s%s%s%s%s", + (flags & PA_CPU_X86_MMX) ? "MMX " : "", + (flags & PA_CPU_X86_SSE) ? "SSE " : "", + (flags & PA_CPU_X86_SSE2) ? "SSE2 " : "", + (flags & PA_CPU_X86_SSE3) ? "SSE3 " : "", + (flags & PA_CPU_X86_SSSE3) ? "SSSE3 " : "", + (flags & PA_CPU_X86_SSE4_1) ? "SSE4_1 " : "", + (flags & PA_CPU_X86_SSE4_2) ? "SSE4_2 " : "", + (flags & PA_CPU_X86_MMXEXT) ? "MMXEXT " : "", + (flags & PA_CPU_X86_3DNOW) ? "3DNOW " : "", + (flags & PA_CPU_X86_3DNOWEXT) ? "3DNOWEXT " : ""); + + /* activate various optimisations */ + if (flags & PA_CPU_X86_MMX) { + pa_volume_func_init_mmx (flags); + pa_remap_func_init_mmx (flags); + } + + if (flags & (PA_CPU_X86_SSE | PA_CPU_X86_SSE2)) { + pa_volume_func_init_sse (flags); + pa_remap_func_init_sse (flags); + pa_convert_func_init_sse (flags); + } + +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/cpu-x86.h b/src/pulsecore/cpu-x86.h new file mode 100644 index 00000000..f6484c59 --- /dev/null +++ b/src/pulsecore/cpu-x86.h @@ -0,0 +1,71 @@ +#ifndef foocpux86hfoo +#define foocpux86hfoo + +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include <stdint.h> + +typedef enum pa_cpu_x86_flag { + PA_CPU_X86_MMX = (1 << 0), + PA_CPU_X86_MMXEXT = (1 << 1), + PA_CPU_X86_SSE = (1 << 2), + PA_CPU_X86_SSE2 = (1 << 3), + PA_CPU_X86_SSE3 = (1 << 4), + PA_CPU_X86_SSSE3 = (1 << 5), + PA_CPU_X86_SSE4_1 = (1 << 6), + PA_CPU_X86_SSE4_2 = (1 << 7), + PA_CPU_X86_3DNOW = (1 << 8), + PA_CPU_X86_3DNOWEXT = (1 << 9) +} pa_cpu_x86_flag_t; + +void pa_cpu_init_x86 (void); + + +#if defined (__i386__) +typedef int32_t pa_reg_x86; +#define PA_REG_a "eax" +#define PA_REG_b "ebx" +#define PA_REG_c "ecx" +#define PA_REG_d "edx" +#define PA_REG_D "edi" +#define PA_REG_S "esi" +#elif defined (__amd64__) +typedef int64_t pa_reg_x86; +#define PA_REG_a "rax" +#define PA_REG_b "rbx" +#define PA_REG_c "rcx" +#define PA_REG_d "rdx" +#define PA_REG_D "rdi" +#define PA_REG_S "rsi" +#endif + +/* some optimized functions */ +void pa_volume_func_init_mmx(pa_cpu_x86_flag_t flags); +void pa_volume_func_init_sse(pa_cpu_x86_flag_t flags); + +void pa_remap_func_init_mmx(pa_cpu_x86_flag_t flags); +void pa_remap_func_init_sse(pa_cpu_x86_flag_t flags); + +void pa_convert_func_init_sse (pa_cpu_x86_flag_t flags); + +#endif /* foocpux86hfoo */ diff --git a/src/pulsecore/database-simple.c b/src/pulsecore/database-simple.c new file mode 100644 index 00000000..754930db --- /dev/null +++ b/src/pulsecore/database-simple.c @@ -0,0 +1,510 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Nokia Corporation + Contact: Maemo Multimedia <multimedia@maemo.org> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <errno.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <fcntl.h> +#include <unistd.h> +#include <stdio.h> + +#include <pulse/xmalloc.h> +#include <pulsecore/core-util.h> +#include <pulsecore/log.h> +#include <pulsecore/core-error.h> +#include <pulsecore/hashmap.h> + +#include "database.h" + + +typedef struct simple_data { + char *filename; + char *tmp_filename; + pa_hashmap *map; + pa_bool_t read_only; +} simple_data; + +typedef struct entry { + pa_datum key; + pa_datum data; +} entry; + +void pa_datum_free(pa_datum *d) { + pa_assert(d); + + pa_xfree(d->data); + d->data = NULL; + d->size = 0; +} + +static int compare_func(const void *a, const void *b) { + const pa_datum *aa, *bb; + + aa = (const pa_datum*)a; + bb = (const pa_datum*)b; + + if (aa->size != bb->size) + return aa->size > bb->size ? 1 : -1; + + return memcmp(aa->data, bb->data, aa->size); +} + +/* pa_idxset_string_hash_func modified for our use */ +static unsigned hash_func(const void *p) { + const pa_datum *d; + unsigned hash = 0; + const char *c; + unsigned i; + + d = (const pa_datum*)p; + c = d->data; + + for (i = 0; i < d->size; i++) { + hash = 31 * hash + (unsigned) *c; + c++; + } + + return hash; +} + +static entry* new_entry(const pa_datum *key, const pa_datum *data) { + entry *e; + + pa_assert(key); + pa_assert(data); + + e = pa_xnew0(entry, 1); + e->key.data = key->size > 0 ? pa_xmemdup(key->data, key->size) : NULL; + e->key.size = key->size; + e->data.data = data->size > 0 ? pa_xmemdup(data->data, data->size) : NULL; + e->data.size = data->size; + return e; +} + +static void free_entry(entry *e) { + if (e) { + if (e->key.data) + pa_xfree(e->key.data); + if (e->data.data) + pa_xfree(e->data.data); + pa_xfree(e); + } +} + +static int read_uint(FILE *f, uint32_t *res) { + size_t items = 0; + uint8_t values[4]; + uint32_t tmp; + int i; + + items = fread(&values, sizeof(values), sizeof(uint8_t), f); + + if (feof(f)) /* EOF */ + return 0; + + if (ferror(f)) + return -1; + + for (i = 0; i < 4; ++i) { + tmp = values[i]; + *res += (tmp << (i*8)); + } + + return items; +} + +static int read_data(FILE *f, void **data, ssize_t *length) { + size_t items = 0; + uint32_t data_len = 0; + + pa_assert(f); + + *data = NULL; + *length = 0; + + if ((items = read_uint(f, &data_len)) <= 0) + return -1; + + if (data_len > 0) { + *data = pa_xmalloc0(data_len); + items = fread(*data, data_len, 1, f); + + if (feof(f)) /* EOF */ + goto reset; + + if (ferror(f)) + goto reset; + + *length = data_len; + + } else { /* no data? */ + return -1; + } + + return 0; + +reset: + pa_xfree(*data); + *data = NULL; + *length = 0; + return -1; +} + +static int fill_data(simple_data *db, FILE *f) { + pa_datum key; + pa_datum data; + void *d = NULL; + ssize_t l = 0; + pa_bool_t append = FALSE; + enum { FIELD_KEY = 0, FIELD_DATA } field = FIELD_KEY; + + pa_assert(db); + pa_assert(db->map); + + errno = 0; + + key.size = 0; + key.data = NULL; + + while (!read_data(f, &d, &l)) { + + switch (field) { + case FIELD_KEY: + key.data = d; + key.size = l; + field = FIELD_DATA; + break; + case FIELD_DATA: + data.data = d; + data.size = l; + append = TRUE; + break; + } + + if (append) { + entry *e = pa_xnew0(entry, 1); + e->key.data = key.data; + e->key.size = key.size; + e->data.data = data.data; + e->data.size = data.size; + pa_hashmap_put(db->map, &e->key, e); + append = FALSE; + field = FIELD_KEY; + } + } + + if (ferror(f)) { + pa_log_warn("read error. %s", pa_cstrerror(errno)); + pa_database_clear((pa_database*)db); + } + + if (field == FIELD_DATA && d) + pa_xfree(d); + + return pa_hashmap_size(db->map); +} + +pa_database* pa_database_open(const char *fn, pa_bool_t for_write) { + FILE *f; + char *path; + simple_data *db; + + pa_assert(fn); + + path = pa_sprintf_malloc("%s."CANONICAL_HOST".simple", fn); + errno = 0; + + f = pa_fopen_cloexec(path, "r"); + + if (f || errno == ENOENT) { /* file not found is ok */ + db = pa_xnew0(simple_data, 1); + db->map = pa_hashmap_new(hash_func, compare_func); + db->filename = pa_xstrdup(path); + db->tmp_filename = pa_sprintf_malloc(".%s.tmp", db->filename); + db->read_only = !for_write; + + if (f) { + fill_data(db, f); + fclose(f); + } + } else { + if (errno == 0) + errno = EIO; + db = NULL; + } + + pa_xfree(path); + + return (pa_database*) db; +} + +void pa_database_close(pa_database *database) { + simple_data *db = (simple_data*)database; + pa_assert(db); + + pa_database_sync(database); + pa_database_clear(database); + pa_xfree(db->filename); + pa_xfree(db->tmp_filename); + pa_hashmap_free(db->map, NULL, NULL); + pa_xfree(db); +} + +pa_datum* pa_database_get(pa_database *database, const pa_datum *key, pa_datum* data) { + simple_data *db = (simple_data*)database; + entry *e; + + pa_assert(db); + pa_assert(key); + pa_assert(data); + + e = pa_hashmap_get(db->map, key); + + if (!e) + return NULL; + + data->data = e->data.size > 0 ? pa_xmemdup(e->data.data, e->data.size) : NULL; + data->size = e->data.size; + + return data; +} + +int pa_database_set(pa_database *database, const pa_datum *key, const pa_datum* data, pa_bool_t overwrite) { + simple_data *db = (simple_data*)database; + entry *e; + int ret = 0; + + pa_assert(db); + pa_assert(key); + pa_assert(data); + + if (db->read_only) + return -1; + + e = new_entry(key, data); + + if (pa_hashmap_put(db->map, &e->key, e) < 0) { + /* entry with same key exists in hashmap */ + entry *r; + if (overwrite) { + r = pa_hashmap_remove(db->map, key); + pa_hashmap_put(db->map, &e->key, e); + } else { + /* wont't overwrite, so clean new entry */ + r = e; + ret = -1; + } + + free_entry(r); + } + + return ret; +} + +int pa_database_unset(pa_database *database, const pa_datum *key) { + simple_data *db = (simple_data*)database; + entry *e; + + pa_assert(db); + pa_assert(key); + + e = pa_hashmap_remove(db->map, key); + if (!e) + return -1; + + free_entry(e); + + return 0; +} + +int pa_database_clear(pa_database *database) { + simple_data *db = (simple_data*)database; + entry *e; + + pa_assert(db); + + while ((e = pa_hashmap_steal_first(db->map))) + free_entry(e); + + return 0; +} + +signed pa_database_size(pa_database *database) { + simple_data *db = (simple_data*)database; + pa_assert(db); + + return (signed) pa_hashmap_size(db->map); +} + +pa_datum* pa_database_first(pa_database *database, pa_datum *key, pa_datum *data) { + simple_data *db = (simple_data*)database; + entry *e; + + pa_assert(db); + pa_assert(key); + + e = pa_hashmap_first(db->map); + + if (!e) + return NULL; + + key->data = e->key.size > 0 ? pa_xmemdup(e->key.data, e->key.size) : NULL; + key->size = e->key.size; + + if (data) { + data->data = e->data.size > 0 ? pa_xmemdup(e->data.data, e->data.size) : NULL; + data->size = e->data.size; + } + + return key; +} + +pa_datum* pa_database_next(pa_database *database, const pa_datum *key, pa_datum *next, pa_datum *data) { + simple_data *db = (simple_data*)database; + entry *e; + entry *search; + void *state; + pa_bool_t pick_now; + + pa_assert(db); + pa_assert(next); + + if (!key) + return pa_database_first(database, next, data); + + search = pa_hashmap_get(db->map, key); + + state = NULL; + pick_now = FALSE; + + while ((e = pa_hashmap_iterate(db->map, &state, NULL))) { + if (pick_now) + break; + + if (search == e) + pick_now = TRUE; + } + + if (!pick_now || !e) + return NULL; + + next->data = e->key.size > 0 ? pa_xmemdup(e->key.data, e->key.size) : NULL; + next->size = e->key.size; + + if (data) { + data->data = e->data.size > 0 ? pa_xmemdup(e->data.data, e->data.size) : NULL; + data->size = e->data.size; + } + + return next; +} + +static int write_uint(FILE *f, const uint32_t num) { + size_t items; + uint8_t values[4]; + int i; + errno = 0; + + for (i = 0; i < 4; i++) + values[i] = (num >> (i*8)) & 0xFF; + + items = fwrite(&values, sizeof(values), sizeof(uint8_t), f); + + if (ferror(f)) + return -1; + + return items; +} + +static int write_data(FILE *f, void *data, const size_t length) { + size_t items; + uint32_t len; + + len = length; + if ((items = write_uint(f, len)) <= 0) + return -1; + + items = fwrite(data, length, 1, f); + + if (ferror(f) || items != 1) + return -1; + + return 0; +} + +static int write_entry(FILE *f, const entry *e) { + pa_assert(f); + pa_assert(e); + + if (write_data(f, e->key.data, e->key.size) < 0) + return -1; + if (write_data(f, e->data.data, e->data.size) < 0) + return -1; + + return 0; +} + +int pa_database_sync(pa_database *database) { + simple_data *db = (simple_data*)database; + FILE *f; + void *state; + entry *e; + + pa_assert(db); + + if (db->read_only) + return 0; + + errno = 0; + + f = pa_fopen_cloexec(db->tmp_filename, "w"); + + if (!f) + goto fail; + + state = NULL; + while((e = pa_hashmap_iterate(db->map, &state, NULL))) { + if (write_entry(f, e) < 0) { + pa_log_warn("error while writing to file. %s", pa_cstrerror(errno)); + goto fail; + } + } + + fclose(f); + f = NULL; + + if (rename(db->tmp_filename, db->filename) < 0) { + pa_log_warn("error while renaming file. %s", pa_cstrerror(errno)); + goto fail; + } + + return 0; + +fail: + if (f) + fclose(f); + return -1; +} diff --git a/src/pulsecore/database-tdb.c b/src/pulsecore/database-tdb.c index b79d2837..4e782d65 100644 --- a/src/pulsecore/database-tdb.c +++ b/src/pulsecore/database-tdb.c @@ -66,6 +66,39 @@ void pa_datum_free(pa_datum *d) { pa_zero(d); } +static struct tdb_context *tdb_open_cloexec( + const char *name, + int hash_size, + int tdb_flags, + int open_flags, + mode_t mode) { + + /* Mimics pa_open_cloexec() */ + + struct tdb_context *c; + +#ifdef O_NOCTTY + open_flags |= O_NOCTTY; +#endif + +#ifdef O_CLOEXEC + errno = 0; + if ((c = tdb_open(name, hash_size, tdb_flags, open_flags | O_CLOEXEC, mode))) + goto finish; + + if (errno != EINVAL) + return NULL; +#endif + + errno = 0; + if (!(c = tdb_open(name, hash_size, tdb_flags, open_flags, mode))) + return NULL; + +finish: + pa_make_fd_cloexec(tdb_fd(c)); + return c; +} + pa_database* pa_database_open(const char *fn, pa_bool_t for_write) { struct tdb_context *c; char *path; @@ -73,15 +106,7 @@ pa_database* pa_database_open(const char *fn, pa_bool_t for_write) { pa_assert(fn); path = pa_sprintf_malloc("%s.tdb", fn); - errno = 0; - c = tdb_open(path, 0, TDB_NOSYNC|TDB_NOLOCK, - (for_write ? O_RDWR|O_CREAT : O_RDONLY)|O_NOCTTY -#ifdef O_CLOEXEC - |O_CLOEXEC -#endif - , 0644); - - if (c) + if ((c = tdb_open_cloexec(path, 0, TDB_NOSYNC|TDB_NOLOCK, (for_write ? O_RDWR|O_CREAT : O_RDONLY), 0644))) pa_log_debug("Opened TDB database '%s'", path); pa_xfree(path); diff --git a/src/pulsecore/dbus-util.c b/src/pulsecore/dbus-util.c index 4e6148f0..e3700ea5 100644 --- a/src/pulsecore/dbus-util.c +++ b/src/pulsecore/dbus-util.c @@ -28,6 +28,7 @@ #include <pulse/rtclock.h> #include <pulse/timeval.h> +#include <pulse/utf8.h> #include <pulse/xmalloc.h> #include <pulsecore/core-rtclock.h> @@ -290,6 +291,31 @@ pa_dbus_wrap_connection* pa_dbus_wrap_connection_new(pa_mainloop_api *m, pa_bool return pconn; } +pa_dbus_wrap_connection* pa_dbus_wrap_connection_new_from_existing( + pa_mainloop_api *m, + pa_bool_t use_rtclock, + DBusConnection *conn) { + pa_dbus_wrap_connection *pconn; + + pa_assert(m); + pa_assert(conn); + + pconn = pa_xnew(pa_dbus_wrap_connection, 1); + pconn->mainloop = m; + pconn->connection = dbus_connection_ref(conn); + pconn->use_rtclock = use_rtclock; + + dbus_connection_set_exit_on_disconnect(conn, FALSE); + dbus_connection_set_dispatch_status_function(conn, dispatch_status, pconn, NULL); + dbus_connection_set_watch_functions(conn, add_watch, remove_watch, toggle_watch, pconn, NULL); + dbus_connection_set_timeout_functions(conn, add_timeout, remove_timeout, toggle_timeout, pconn, NULL); + dbus_connection_set_wakeup_main_function(conn, wakeup_main, pconn, NULL); + + pconn->dispatch_event = pconn->mainloop->defer_new(pconn->mainloop, dispatch_cb, conn); + + return pconn; +} + void pa_dbus_wrap_connection_free(pa_dbus_wrap_connection* c) { pa_assert(c); @@ -422,3 +448,329 @@ void pa_dbus_free_pending_list(pa_dbus_pending **p) { pa_dbus_pending_free(i); } } + +void pa_dbus_send_error(DBusConnection *c, DBusMessage *in_reply_to, const char *name, const char *format, ...) { + va_list ap; + char *message; + DBusMessage *reply = NULL; + + pa_assert(c); + pa_assert(in_reply_to); + pa_assert(name); + pa_assert(format); + + va_start(ap, format); + message = pa_vsprintf_malloc(format, ap); + va_end(ap); + pa_assert_se((reply = dbus_message_new_error(in_reply_to, name, message))); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(message); +} + +void pa_dbus_send_empty_reply(DBusConnection *c, DBusMessage *in_reply_to) { + DBusMessage *reply = NULL; + + pa_assert(c); + pa_assert(in_reply_to); + + pa_assert_se((reply = dbus_message_new_method_return(in_reply_to))); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + dbus_message_unref(reply); +} + +void pa_dbus_send_basic_value_reply(DBusConnection *c, DBusMessage *in_reply_to, int type, void *data) { + DBusMessage *reply = NULL; + + pa_assert(c); + pa_assert(in_reply_to); + pa_assert(dbus_type_is_basic(type)); + pa_assert(data); + + pa_assert_se((reply = dbus_message_new_method_return(in_reply_to))); + pa_assert_se(dbus_message_append_args(reply, type, data, DBUS_TYPE_INVALID)); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + dbus_message_unref(reply); +} + +static const char *signature_from_basic_type(int type) { + switch (type) { + case DBUS_TYPE_BOOLEAN: return DBUS_TYPE_BOOLEAN_AS_STRING; + case DBUS_TYPE_BYTE: return DBUS_TYPE_BYTE_AS_STRING; + case DBUS_TYPE_INT16: return DBUS_TYPE_INT16_AS_STRING; + case DBUS_TYPE_UINT16: return DBUS_TYPE_UINT16_AS_STRING; + case DBUS_TYPE_INT32: return DBUS_TYPE_INT32_AS_STRING; + case DBUS_TYPE_UINT32: return DBUS_TYPE_UINT32_AS_STRING; + case DBUS_TYPE_INT64: return DBUS_TYPE_INT64_AS_STRING; + case DBUS_TYPE_UINT64: return DBUS_TYPE_UINT64_AS_STRING; + case DBUS_TYPE_DOUBLE: return DBUS_TYPE_DOUBLE_AS_STRING; + case DBUS_TYPE_STRING: return DBUS_TYPE_STRING_AS_STRING; + case DBUS_TYPE_OBJECT_PATH: return DBUS_TYPE_OBJECT_PATH_AS_STRING; + case DBUS_TYPE_SIGNATURE: return DBUS_TYPE_SIGNATURE_AS_STRING; + default: pa_assert_not_reached(); + } +} + +void pa_dbus_send_basic_variant_reply(DBusConnection *c, DBusMessage *in_reply_to, int type, void *data) { + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter variant_iter; + + pa_assert(c); + pa_assert(in_reply_to); + pa_assert(dbus_type_is_basic(type)); + pa_assert(data); + + pa_assert_se((reply = dbus_message_new_method_return(in_reply_to))); + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, + DBUS_TYPE_VARIANT, + signature_from_basic_type(type), + &variant_iter)); + pa_assert_se(dbus_message_iter_append_basic(&variant_iter, type, data)); + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &variant_iter)); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + dbus_message_unref(reply); +} + +/* Note: returns sizeof(char*) for strings, object paths and signatures. */ +static unsigned basic_type_size(int type) { + switch (type) { + case DBUS_TYPE_BOOLEAN: return sizeof(dbus_bool_t); + case DBUS_TYPE_BYTE: return 1; + case DBUS_TYPE_INT16: return sizeof(dbus_int16_t); + case DBUS_TYPE_UINT16: return sizeof(dbus_uint16_t); + case DBUS_TYPE_INT32: return sizeof(dbus_int32_t); + case DBUS_TYPE_UINT32: return sizeof(dbus_uint32_t); + case DBUS_TYPE_INT64: return sizeof(dbus_int64_t); + case DBUS_TYPE_UINT64: return sizeof(dbus_uint64_t); + case DBUS_TYPE_DOUBLE: return sizeof(double); + case DBUS_TYPE_STRING: + case DBUS_TYPE_OBJECT_PATH: + case DBUS_TYPE_SIGNATURE: return sizeof(char*); + default: pa_assert_not_reached(); + } +} + +void pa_dbus_send_basic_array_variant_reply( + DBusConnection *c, + DBusMessage *in_reply_to, + int item_type, + void *array, + unsigned n) { + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + + pa_assert(c); + pa_assert(in_reply_to); + pa_assert(dbus_type_is_basic(item_type)); + pa_assert(array || n == 0); + + pa_assert_se((reply = dbus_message_new_method_return(in_reply_to))); + dbus_message_iter_init_append(reply, &msg_iter); + pa_dbus_append_basic_array_variant(&msg_iter, item_type, array, n); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + dbus_message_unref(reply); +} + +void pa_dbus_send_proplist_variant_reply(DBusConnection *c, DBusMessage *in_reply_to, pa_proplist *proplist) { + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + + pa_assert(c); + pa_assert(in_reply_to); + pa_assert(proplist); + + pa_assert_se((reply = dbus_message_new_method_return(in_reply_to))); + dbus_message_iter_init_append(reply, &msg_iter); + pa_dbus_append_proplist_variant(&msg_iter, proplist); + pa_assert_se(dbus_connection_send(c, reply, NULL)); + dbus_message_unref(reply); +} + +void pa_dbus_append_basic_array(DBusMessageIter *iter, int item_type, const void *array, unsigned n) { + DBusMessageIter array_iter; + unsigned i; + unsigned item_size; + + pa_assert(iter); + pa_assert(dbus_type_is_basic(item_type)); + pa_assert(array || n == 0); + + item_size = basic_type_size(item_type); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY, signature_from_basic_type(item_type), &array_iter)); + + for (i = 0; i < n; ++i) + pa_assert_se(dbus_message_iter_append_basic(&array_iter, item_type, &((uint8_t*) array)[i * item_size])); + + pa_assert_se(dbus_message_iter_close_container(iter, &array_iter)); +}; + +void pa_dbus_append_basic_variant(DBusMessageIter *iter, int type, void *data) { + DBusMessageIter variant_iter; + + pa_assert(iter); + pa_assert(dbus_type_is_basic(type)); + pa_assert(data); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, signature_from_basic_type(type), &variant_iter)); + pa_assert_se(dbus_message_iter_append_basic(&variant_iter, type, data)); + pa_assert_se(dbus_message_iter_close_container(iter, &variant_iter)); +} + +void pa_dbus_append_basic_array_variant(DBusMessageIter *iter, int item_type, const void *array, unsigned n) { + DBusMessageIter variant_iter; + char *array_signature; + + pa_assert(iter); + pa_assert(dbus_type_is_basic(item_type)); + pa_assert(array || n == 0); + + array_signature = pa_sprintf_malloc("a%c", *signature_from_basic_type(item_type)); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, array_signature, &variant_iter)); + pa_dbus_append_basic_array(&variant_iter, item_type, array, n); + pa_assert_se(dbus_message_iter_close_container(iter, &variant_iter)); + + pa_xfree(array_signature); +} + +void pa_dbus_append_basic_variant_dict_entry(DBusMessageIter *dict_iter, const char *key, int type, void *data) { + DBusMessageIter dict_entry_iter; + + pa_assert(dict_iter); + pa_assert(key); + pa_assert(dbus_type_is_basic(type)); + pa_assert(data); + + pa_assert_se(dbus_message_iter_open_container(dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &key)); + pa_dbus_append_basic_variant(&dict_entry_iter, type, data); + pa_assert_se(dbus_message_iter_close_container(dict_iter, &dict_entry_iter)); +} + +void pa_dbus_append_basic_array_variant_dict_entry( + DBusMessageIter *dict_iter, + const char *key, + int item_type, + const void *array, + unsigned n) { + DBusMessageIter dict_entry_iter; + + pa_assert(dict_iter); + pa_assert(key); + pa_assert(dbus_type_is_basic(item_type)); + pa_assert(array || n == 0); + + pa_assert_se(dbus_message_iter_open_container(dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &key)); + pa_dbus_append_basic_array_variant(&dict_entry_iter, item_type, array, n); + pa_assert_se(dbus_message_iter_close_container(dict_iter, &dict_entry_iter)); +} + +void pa_dbus_append_proplist(DBusMessageIter *iter, pa_proplist *proplist) { + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + DBusMessageIter array_iter; + void *state = NULL; + const char *key; + + pa_assert(iter); + pa_assert(proplist); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY, "{say}", &dict_iter)); + + while ((key = pa_proplist_iterate(proplist, &state))) { + const void *value = NULL; + size_t nbytes; + + pa_assert_se(pa_proplist_get(proplist, key, &value, &nbytes) >= 0); + + pa_assert_se(dbus_message_iter_open_container(&dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &key)); + + pa_assert_se(dbus_message_iter_open_container(&dict_entry_iter, DBUS_TYPE_ARRAY, "y", &array_iter)); + pa_assert_se(dbus_message_iter_append_fixed_array(&array_iter, DBUS_TYPE_BYTE, &value, nbytes)); + pa_assert_se(dbus_message_iter_close_container(&dict_entry_iter, &array_iter)); + + pa_assert_se(dbus_message_iter_close_container(&dict_iter, &dict_entry_iter)); + } + + pa_assert_se(dbus_message_iter_close_container(iter, &dict_iter)); +} + +void pa_dbus_append_proplist_variant(DBusMessageIter *iter, pa_proplist *proplist) { + DBusMessageIter variant_iter; + + pa_assert(iter); + pa_assert(proplist); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a{say}", &variant_iter)); + pa_dbus_append_proplist(&variant_iter, proplist); + pa_assert_se(dbus_message_iter_close_container(iter, &variant_iter)); +} + +void pa_dbus_append_proplist_variant_dict_entry(DBusMessageIter *dict_iter, const char *key, pa_proplist *proplist) { + DBusMessageIter dict_entry_iter; + + pa_assert(dict_iter); + pa_assert(key); + pa_assert(proplist); + + pa_assert_se(dbus_message_iter_open_container(dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &key)); + pa_dbus_append_proplist_variant(&dict_entry_iter, proplist); + pa_assert_se(dbus_message_iter_close_container(dict_iter, &dict_entry_iter)); +} + +pa_proplist *pa_dbus_get_proplist_arg(DBusConnection *c, DBusMessage *msg, DBusMessageIter *iter) { + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + pa_proplist *proplist = NULL; + const char *key = NULL; + const uint8_t *value = NULL; + int value_length = 0; + + pa_assert(c); + pa_assert(msg); + pa_assert(iter); + pa_assert(pa_streq(dbus_message_iter_get_signature(iter), "a{say}")); + + proplist = pa_proplist_new(); + + dbus_message_iter_recurse(iter, &dict_iter); + + while (dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_INVALID) { + dbus_message_iter_recurse(&dict_iter, &dict_entry_iter); + + dbus_message_iter_get_basic(&dict_entry_iter, &key); + dbus_message_iter_next(&dict_entry_iter); + + if (strlen(key) <= 0 || !pa_ascii_valid(key)) { + pa_dbus_send_error(c, msg, DBUS_ERROR_INVALID_ARGS, "Invalid property list key: '%s'.", key); + goto fail; + } + + dbus_message_iter_get_fixed_array(&dict_entry_iter, &value, &value_length); + + pa_assert(value_length >= 0); + + pa_assert_se(pa_proplist_set(proplist, key, value, value_length) >= 0); + + dbus_message_iter_next(&dict_iter); + } + + dbus_message_iter_next(iter); + + return proplist; + +fail: + if (proplist) + pa_proplist_free(proplist); + + return NULL; +} diff --git a/src/pulsecore/dbus-util.h b/src/pulsecore/dbus-util.h index 9ff298d8..f35e66cb 100644 --- a/src/pulsecore/dbus-util.h +++ b/src/pulsecore/dbus-util.h @@ -26,11 +26,16 @@ #include <pulsecore/llist.h> #include <pulse/mainloop-api.h> +#include <pulse/proplist.h> /* A wrap connection is not shared or refcounted, it is available in client side */ typedef struct pa_dbus_wrap_connection pa_dbus_wrap_connection; pa_dbus_wrap_connection* pa_dbus_wrap_connection_new(pa_mainloop_api *mainloop, pa_bool_t use_rtclock, DBusBusType type, DBusError *error); +pa_dbus_wrap_connection* pa_dbus_wrap_connection_new_from_existing( + pa_mainloop_api *mainloop, + pa_bool_t use_rtclock, + DBusConnection *conn); void pa_dbus_wrap_connection_free(pa_dbus_wrap_connection* conn); DBusConnection* pa_dbus_wrap_connection_get(pa_dbus_wrap_connection *conn); @@ -60,4 +65,42 @@ void pa_dbus_sync_pending_list(pa_dbus_pending **p); /* Free up a list of pa_dbus_pending_call objects */ void pa_dbus_free_pending_list(pa_dbus_pending **p); +/* Sends an error message as the reply to the given message. */ +void pa_dbus_send_error( + DBusConnection *c, + DBusMessage *in_reply_to, + const char *name, + const char *format, ...) PA_GCC_PRINTF_ATTR(4, 5); + +void pa_dbus_send_empty_reply(DBusConnection *c, DBusMessage *in_reply_to); +void pa_dbus_send_basic_value_reply(DBusConnection *c, DBusMessage *in_reply_to, int type, void *data); +void pa_dbus_send_basic_variant_reply(DBusConnection *c, DBusMessage *in_reply_to, int type, void *data); +void pa_dbus_send_basic_array_variant_reply( + DBusConnection *c, + DBusMessage *in_reply_to, + int item_type, + void *array, + unsigned n); +void pa_dbus_send_proplist_variant_reply(DBusConnection *c, DBusMessage *in_reply_to, pa_proplist *proplist); + +void pa_dbus_append_basic_array(DBusMessageIter *iter, int item_type, const void *array, unsigned n); +void pa_dbus_append_basic_array_variant(DBusMessageIter *iter, int item_type, const void *array, unsigned n); +void pa_dbus_append_basic_variant(DBusMessageIter *iter, int type, void *data); +void pa_dbus_append_basic_variant_dict_entry(DBusMessageIter *dict_iter, const char *key, int type, void *data); +void pa_dbus_append_basic_array_variant_dict_entry( + DBusMessageIter *dict_iter, + const char *key, + int item_type, + const void *array, + unsigned n); +void pa_dbus_append_proplist(DBusMessageIter *iter, pa_proplist *proplist); +void pa_dbus_append_proplist_variant(DBusMessageIter *iter, pa_proplist *proplist); +void pa_dbus_append_proplist_variant_dict_entry(DBusMessageIter *dict_iter, const char *key, pa_proplist *proplist); + +/* Returns a new proplist that the caller has to free. If the proplist contains + * invalid keys, an error reply is sent and NULL is returned. The iterator must + * point to "a{say}" element. This function calls dbus_message_iter_next(iter) + * before returning. */ +pa_proplist *pa_dbus_get_proplist_arg(DBusConnection *c, DBusMessage *msg, DBusMessageIter *iter); + #endif diff --git a/src/pulsecore/fdsem.c b/src/pulsecore/fdsem.c index 380f34f5..ea14e8a7 100644 --- a/src/pulsecore/fdsem.c +++ b/src/pulsecore/fdsem.c @@ -62,19 +62,15 @@ pa_fdsem *pa_fdsem_new(void) { f = pa_xmalloc(PA_ALIGN(sizeof(pa_fdsem)) + PA_ALIGN(sizeof(pa_fdsem_data))); #ifdef HAVE_SYS_EVENTFD_H - if ((f->efd = eventfd(0, 0)) >= 0) { - pa_make_fd_cloexec(f->efd); + if ((f->efd = eventfd(0, EFD_CLOEXEC)) >= 0) f->fds[0] = f->fds[1] = -1; - } else + else #endif { - if (pipe(f->fds) < 0) { + if (pa_pipe_cloexec(f->fds) < 0) { pa_xfree(f); return NULL; } - - pa_make_fd_cloexec(f->fds[0]); - pa_make_fd_cloexec(f->fds[1]); } f->data = (pa_fdsem_data*) ((uint8_t*) f + PA_ALIGN(sizeof(pa_fdsem))); @@ -114,12 +110,11 @@ pa_fdsem *pa_fdsem_new_shm(pa_fdsem_data *data, int* event_fd) { f = pa_xnew(pa_fdsem, 1); - if ((f->efd = eventfd(0, 0)) < 0) { + if ((f->efd = eventfd(0, EFD_CLOEXEC)) < 0) { pa_xfree(f); return NULL; } - pa_make_fd_cloexec(f->efd); f->fds[0] = f->fds[1] = -1; f->data = data; diff --git a/src/pulsecore/flist.c b/src/pulsecore/flist.c index 6fb944f9..7e5ee244 100644 --- a/src/pulsecore/flist.c +++ b/src/pulsecore/flist.c @@ -130,15 +130,22 @@ void pa_flist_free(pa_flist *l, pa_free_cb_t free_cb) { } int pa_flist_push(pa_flist*l, void *p) { - unsigned idx, n, len; + unsigned idx, n; pa_atomic_ptr_t*cells; +#ifdef PROFILE + unsigned len; +#endif pa_assert(l); pa_assert(p); cells = PA_FLIST_CELLS(l); - n = len = l->size + N_EXTRA_SCAN - (unsigned) pa_atomic_load(&l->length); + n = l->size + N_EXTRA_SCAN - (unsigned) pa_atomic_load(&l->length); + +#ifdef PROFILE + len = n; +#endif _Y; idx = reduce(l, (unsigned) pa_atomic_load(&l->write_idx)); @@ -171,14 +178,21 @@ int pa_flist_push(pa_flist*l, void *p) { } void* pa_flist_pop(pa_flist*l) { - unsigned idx, len, n; + unsigned idx, n; pa_atomic_ptr_t *cells; +#ifdef PROFILE + unsigned len; +#endif pa_assert(l); cells = PA_FLIST_CELLS(l); - n = len = (unsigned) pa_atomic_load(&l->length) + N_EXTRA_SCAN; + n = (unsigned) pa_atomic_load(&l->length) + N_EXTRA_SCAN; + +#ifdef PROFILE + len = n; +#endif _Y; idx = reduce(l, (unsigned) pa_atomic_load(&l->read_idx)); diff --git a/src/pulsecore/hook-list.c b/src/pulsecore/hook-list.c index a00116d1..d9b9917d 100644 --- a/src/pulsecore/hook-list.c +++ b/src/pulsecore/hook-list.c @@ -97,7 +97,7 @@ pa_hook_result_t pa_hook_fire(pa_hook *hook, void *data) { hook->n_firing ++; - for (slot = hook->slots; slot; slot = slot->next) { + PA_LLIST_FOREACH(slot, hook->slots) { if (slot->dead) continue; diff --git a/src/pulsecore/llist.h b/src/pulsecore/llist.h index 58b51c68..27f174a9 100644 --- a/src/pulsecore/llist.h +++ b/src/pulsecore/llist.h @@ -107,4 +107,7 @@ #define PA_LLIST_FOREACH(i,head) \ for (i = (head); i; i = i->next) +#define PA_LLIST_FOREACH_SAFE(i,n,head) \ + for (i = (head); i && ((n = i->next), 1); i = n) + #endif diff --git a/src/pulsecore/lock-autospawn.c b/src/pulsecore/lock-autospawn.c index c0df7938..65e35634 100644 --- a/src/pulsecore/lock-autospawn.c +++ b/src/pulsecore/lock-autospawn.c @@ -87,12 +87,9 @@ static int ref(void) { pa_assert(pipe_fd[0] < 0); pa_assert(pipe_fd[1] < 0); - if (pipe(pipe_fd) < 0) + if (pa_pipe_cloexec(pipe_fd) < 0) return -1; - pa_make_fd_cloexec(pipe_fd[0]); - pa_make_fd_cloexec(pipe_fd[1]); - pa_make_fd_nonblock(pipe_fd[1]); pa_make_fd_nonblock(pipe_fd[0]); diff --git a/src/pulsecore/macro.h b/src/pulsecore/macro.h index cf662510..9a5a2670 100644 --- a/src/pulsecore/macro.h +++ b/src/pulsecore/macro.h @@ -59,39 +59,42 @@ #endif /* Rounds down */ -static inline void* pa_align_ptr(const void *p) { - return (void*) (((size_t) p) & ~(sizeof(void*)-1)); +static inline void* PA_ALIGN_PTR(const void *p) { + return (void*) (((size_t) p) & ~(sizeof(void*) - 1)); } -#define PA_ALIGN_PTR(x) (pa_align_ptr(x)) /* Rounds up */ -static inline size_t pa_align(size_t l) { - return (((l + sizeof(void*) - 1) / sizeof(void*)) * sizeof(void*)); +static inline size_t PA_ALIGN(size_t l) { + return ((l + sizeof(void*) - 1) & ~(sizeof(void*) - 1)); } -#define PA_ALIGN(x) (pa_align(x)) /* Rounds down */ -static inline void* pa_page_align_ptr(const void *p) { - return (void*) (((size_t) p) & ~(PA_PAGE_SIZE-1)); +static inline void* PA_PAGE_ALIGN_PTR(const void *p) { + return (void*) (((size_t) p) & ~(PA_PAGE_SIZE - 1)); } -#define PA_PAGE_ALIGN_PTR(x) (pa_page_align_ptr(x)) /* Rounds up */ -static inline size_t pa_page_align(size_t l) { - return ((l + PA_PAGE_SIZE - 1) / PA_PAGE_SIZE) * PA_PAGE_SIZE; +static inline size_t PA_PAGE_ALIGN(size_t l) { + return (l + PA_PAGE_SIZE - 1) & ~(PA_PAGE_SIZE - 1); } -#define PA_PAGE_ALIGN(x) (pa_page_align(x)) #define PA_ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0])) -/* The users of PA_MIN and PA_MAX should be aware that these macros on - * non-GCC executed code with side effects twice. It is thus - * considered misuse to use code with side effects as arguments to MIN - * and MAX. */ +#if defined(__GNUC__) + #define PA_DECLARE_ALIGNED(n,t,v) t v __attribute__ ((aligned (n))) +#else + #define PA_DECLARE_ALIGNED(n,t,v) t v +#endif + +/* The users of PA_MIN and PA_MAX, PA_CLAMP, PA_ROUND_UP should be + * aware that these macros on non-GCC executed code with side effects + * twice. It is thus considered misuse to use code with side effects + * as arguments to MIN and MAX. */ #ifdef __GNUC__ #define PA_MAX(a,b) \ - __extension__ ({ typeof(a) _a = (a); \ + __extension__ ({ \ + typeof(a) _a = (a); \ typeof(b) _b = (b); \ _a > _b ? _a : _b; \ }) @@ -101,7 +104,8 @@ static inline size_t pa_page_align(size_t l) { #ifdef __GNUC__ #define PA_MIN(a,b) \ - __extension__ ({ typeof(a) _a = (a); \ + __extension__ ({ \ + typeof(a) _a = (a); \ typeof(b) _b = (b); \ _a < _b ? _a : _b; \ }) @@ -111,7 +115,8 @@ static inline size_t pa_page_align(size_t l) { #ifdef __GNUC__ #define PA_CLAMP(x, low, high) \ - __extension__ ({ typeof(x) _x = (x); \ + __extension__ ({ \ + typeof(x) _x = (x); \ typeof(low) _low = (low); \ typeof(high) _high = (high); \ ((_x > _high) ? _high : ((_x < _low) ? _low : _x)); \ @@ -122,7 +127,8 @@ static inline size_t pa_page_align(size_t l) { #ifdef __GNUC__ #define PA_CLAMP_UNLIKELY(x, low, high) \ - __extension__ ({ typeof(x) _x = (x); \ + __extension__ ({ \ + typeof(x) _x = (x); \ typeof(low) _low = (low); \ typeof(high) _high = (high); \ (PA_UNLIKELY(_x > _high) ? _high : (PA_UNLIKELY(_x < _low) ? _low : _x)); \ @@ -135,6 +141,39 @@ static inline size_t pa_page_align(size_t l) { * make sense: we cannot know if it is more likely that the values is * lower or greater than the boundaries.*/ +#ifdef __GNUC__ +#define PA_ROUND_UP(a, b) \ + __extension__ ({ \ + typeof(a) _a = (a); \ + typeof(b) _b = (b); \ + ((_a + _b - 1) / _b) * _b; \ + }) +#else +#define PA_ROUND_UP(a, b) ((((a) + (b) - 1) / (b)) * (b)) +#endif + +#ifdef __GNUC__ +#define PA_ROUND_DOWN(a, b) \ + __extension__ ({ \ + typeof(a) _a = (a); \ + typeof(b) _b = (b); \ + (_a / _b) * _b; \ + }) +#else +#define PA_ROUND_DOWN(a, b) (((a) / (b)) * (b)) +#endif + +#ifdef __GNUC__ +#define PA_CLIP_SUB(a, b) \ + __extension__ ({ \ + typeof(a) _a = (a); \ + typeof(b) _b = (b); \ + _a > _b ? _a - _b : 0; \ + }) +#else +#define PA_CLIP_SUB(a, b) ((a) > (b) ? (a) - (b) : 0) +#endif + /* This type is not intended to be used in exported APIs! Use classic "int" there! */ #ifdef HAVE_STD_BOOL typedef _Bool pa_bool_t; @@ -265,6 +304,18 @@ typedef int pa_bool_t; #define pa_memzero(x,l) (memset((x), 0, (l))) #define pa_zero(x) (pa_memzero(&(x), sizeof(x))) +#define PA_INT_TYPE_SIGNED(type) (!!((type) 0 > (type) -1)) + +#define PA_INT_TYPE_MAX(type) \ + ((type) (PA_INT_TYPE_SIGNED(type) \ + ? ~(~(type) 0 << (8*sizeof(type)-1)) \ + : (type) -1)) + +#define PA_INT_TYPE_MIN(type) \ + ((type) (PA_INT_TYPE_SIGNED(type) \ + ? (~(type) 0 << (8*sizeof(type)-1)) \ + : (type) 0)) + /* We include this at the very last place */ #include <pulsecore/log.h> diff --git a/src/pulsecore/memblock.c b/src/pulsecore/memblock.c index 3bc10de5..f38b17c6 100644 --- a/src/pulsecore/memblock.c +++ b/src/pulsecore/memblock.c @@ -258,7 +258,8 @@ static struct mempool_slot* mempool_allocate_slot(pa_mempool *p) { slot = (struct mempool_slot*) ((uint8_t*) p->memory.ptr + (p->block_size * (size_t) idx)); if (!slot) { - pa_log_debug("Pool full"); + if (pa_log_ratelimit()) + pa_log_debug("Pool full"); pa_atomic_inc(&p->stat.n_pool_full); return NULL; } @@ -302,10 +303,17 @@ static struct mempool_slot* mempool_slot_by_ptr(pa_mempool *p, void *ptr) { pa_memblock *pa_memblock_new_pool(pa_mempool *p, size_t length) { pa_memblock *b = NULL; struct mempool_slot *slot; + static int mempool_disable = 0; pa_assert(p); pa_assert(length); + if (mempool_disable == 0) + mempool_disable = getenv("PULSE_MEMPOOL_DISABLE") ? 1 : -1; + + if (mempool_disable > 0) + return NULL; + /* If -1 is passed as length we choose the size for the caller: we * take the largest size that fits in one of our slots. */ @@ -360,6 +368,7 @@ pa_memblock *pa_memblock_new_fixed(pa_mempool *p, void *d, size_t length, pa_boo if (!(b = pa_flist_pop(PA_STATIC_FLIST_GET(unused_memblocks)))) b = pa_xnew(pa_memblock, 1); + PA_REFCNT_INIT(b); b->pool = p; b->type = PA_MEMBLOCK_FIXED; @@ -386,6 +395,7 @@ pa_memblock *pa_memblock_new_user(pa_mempool *p, void *d, size_t length, pa_free if (!(b = pa_flist_pop(PA_STATIC_FLIST_GET(unused_memblocks)))) b = pa_xnew(pa_memblock, 1); + PA_REFCNT_INIT(b); b->pool = p; b->type = PA_MEMBLOCK_USER; @@ -498,13 +508,19 @@ static void memblock_free(pa_memblock *b) { /* Fall through */ case PA_MEMBLOCK_FIXED: - case PA_MEMBLOCK_APPENDED : if (pa_flist_push(PA_STATIC_FLIST_GET(unused_memblocks), b) < 0) pa_xfree(b); break; - case PA_MEMBLOCK_IMPORTED : { + case PA_MEMBLOCK_APPENDED: + + /* We could attached it unused_memblocks, but that would + * probably waste some considerable memory */ + pa_xfree(b); + break; + + case PA_MEMBLOCK_IMPORTED: { pa_memimport_segment *segment; pa_memimport *import; @@ -538,8 +554,7 @@ static void memblock_free(pa_memblock *b) { struct mempool_slot *slot; pa_bool_t call_free; - slot = mempool_slot_by_ptr(b->pool, pa_atomic_ptr_load(&b->data)); - pa_assert(slot); + pa_assert_se(slot = mempool_slot_by_ptr(b->pool, pa_atomic_ptr_load(&b->data))); call_free = b->type == PA_MEMBLOCK_POOL_EXTERNAL; @@ -693,7 +708,7 @@ static void memblock_replace_import(pa_memblock *b) { pa_mempool* pa_mempool_new(pa_bool_t shared, size_t size) { pa_mempool *p; - char t1[64], t2[64]; + char t1[PA_BYTES_SNPRINT_MAX], t2[PA_BYTES_SNPRINT_MAX]; p = pa_xnew(pa_mempool, 1); @@ -890,7 +905,7 @@ static pa_memimport_segment* segment_attach(pa_memimport *i, uint32_t shm_id) { if (pa_hashmap_size(i->segments) >= PA_MEMIMPORT_SEGMENTS_MAX) return NULL; - seg = pa_xnew(pa_memimport_segment, 1); + seg = pa_xnew0(pa_memimport_segment, 1); if (pa_shm_attach_ro(&seg->memory, shm_id) < 0) { pa_xfree(seg); @@ -898,10 +913,9 @@ static pa_memimport_segment* segment_attach(pa_memimport *i, uint32_t shm_id) { } seg->import = i; - seg->n_blocks = 0; seg->trap = pa_memtrap_add(seg->memory.ptr, seg->memory.size); - pa_hashmap_put(i->segments, PA_UINT32_TO_PTR(shm_id), seg); + pa_hashmap_put(i->segments, PA_UINT32_TO_PTR(seg->memory.id), seg); return seg; } diff --git a/src/pulsecore/memblockq.c b/src/pulsecore/memblockq.c index 77f9efc9..32758be3 100644 --- a/src/pulsecore/memblockq.c +++ b/src/pulsecore/memblockq.c @@ -692,6 +692,12 @@ size_t pa_memblockq_get_minreq(pa_memblockq *bq) { return bq->minreq; } +size_t pa_memblockq_get_maxrewind(pa_memblockq *bq) { + pa_assert(bq); + + return bq->maxrewind; +} + int64_t pa_memblockq_get_read_index(pa_memblockq *bq) { pa_assert(bq); diff --git a/src/pulsecore/memblockq.h b/src/pulsecore/memblockq.h index 146d261b..587c364b 100644 --- a/src/pulsecore/memblockq.h +++ b/src/pulsecore/memblockq.h @@ -141,6 +141,9 @@ size_t pa_memblockq_get_prebuf(pa_memblockq *bq); /* Returns the minimal request value */ size_t pa_memblockq_get_minreq(pa_memblockq *bq); +/* Returns the maximal rewind value */ +size_t pa_memblockq_get_maxrewind(pa_memblockq *bq); + /* Return the base unit in bytes */ size_t pa_memblockq_get_base(pa_memblockq *bq); diff --git a/src/pulsecore/memtrap.c b/src/pulsecore/memtrap.c index c647e507..4fc18210 100644 --- a/src/pulsecore/memtrap.c +++ b/src/pulsecore/memtrap.c @@ -107,7 +107,10 @@ static void memtrap_link(pa_memtrap *m, unsigned j) { pa_assert(m); m->prev[j] = NULL; - m->next[j] = memtraps[j]; + + if ((m->next[j] = memtraps[j])) + m->next[j]->prev[j] = m; + memtraps[j] = m; } @@ -200,13 +203,13 @@ pa_memtrap *pa_memtrap_update(pa_memtrap *m, const void *start, size_t size) { goto unlock; memtrap_unlink(m, j); - j = pa_aupdate_write_swap(aupdate); + pa_aupdate_write_swap(aupdate); m->start = (void*) start; m->size = size; pa_atomic_store(&m->bad, 0); - j = pa_aupdate_write_swap(aupdate); + pa_assert_se(pa_aupdate_write_swap(aupdate) == j); memtrap_link(m, j); unlock: diff --git a/src/pulsecore/modargs.c b/src/pulsecore/modargs.c index c7d734d9..e78cdb9a 100644 --- a/src/pulsecore/modargs.c +++ b/src/pulsecore/modargs.c @@ -415,3 +415,13 @@ int pa_modargs_get_proplist(pa_modargs *ma, const char *name, pa_proplist *p, pa return 0; } + +const char *pa_modargs_iterate(pa_modargs *ma, void **state) { + pa_hashmap *map = (pa_hashmap*) ma; + struct entry *e; + + if (!(e = pa_hashmap_iterate(map, state, NULL))) + return NULL; + + return e->key; +} diff --git a/src/pulsecore/modargs.h b/src/pulsecore/modargs.h index b3125b10..1ed66e9a 100644 --- a/src/pulsecore/modargs.h +++ b/src/pulsecore/modargs.h @@ -60,4 +60,13 @@ int pa_modargs_get_sample_spec_and_channel_map(pa_modargs *ma, pa_sample_spec *s int pa_modargs_get_proplist(pa_modargs *ma, const char *name, pa_proplist *p, pa_update_mode_t m); +/* Iterate through the module argument list. The user should allocate a + * state variable of type void* and initialize it with NULL. A pointer + * to this variable should then be passed to pa_modargs_iterate() + * which should be called in a loop until it returns NULL which + * signifies EOL. On each invication this function will return the + * key string for the next entry. The keys in the argument list do not + * have any particular order. */ +const char *pa_modargs_iterate(pa_modargs *ma, void **state); + #endif diff --git a/src/pulsecore/msgobject.c b/src/pulsecore/msgobject.c index 6a2a612d..075a28c5 100644 --- a/src/pulsecore/msgobject.c +++ b/src/pulsecore/msgobject.c @@ -26,22 +26,22 @@ #include "msgobject.h" -PA_DEFINE_CHECK_TYPE(pa_msgobject, pa_object); +PA_DEFINE_PUBLIC_CLASS(pa_msgobject, pa_object); -pa_msgobject *pa_msgobject_new_internal(size_t size, const char *type_name, int (*check_type)(const char *type_name)) { +pa_msgobject *pa_msgobject_new_internal(size_t size, const char *type_id, pa_bool_t (*check_type)(const char *type_name)) { pa_msgobject *o; pa_assert(size > sizeof(pa_msgobject)); - pa_assert(type_name); + pa_assert(type_id); if (!check_type) check_type = pa_msgobject_check_type; - pa_assert(check_type(type_name)); - pa_assert(check_type("pa_object")); - pa_assert(check_type("pa_msgobject")); + pa_assert(check_type(type_id)); + pa_assert(check_type(pa_object_type_id)); + pa_assert(check_type(pa_msgobject_type_id)); - o = PA_MSGOBJECT(pa_object_new_internal(size, type_name, check_type)); + o = PA_MSGOBJECT(pa_object_new_internal(size, type_id, check_type)); o->process_msg = NULL; return o; } diff --git a/src/pulsecore/msgobject.h b/src/pulsecore/msgobject.h index a35a23b5..ee0ec1ed 100644 --- a/src/pulsecore/msgobject.h +++ b/src/pulsecore/msgobject.h @@ -38,15 +38,13 @@ struct pa_msgobject { int (*process_msg)(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk); }; -pa_msgobject *pa_msgobject_new_internal(size_t size, const char *type_name, int (*check_type)(const char *type_name)); +pa_msgobject *pa_msgobject_new_internal(size_t size, const char *type_id, pa_bool_t (*check_type)(const char *type_name)); -int pa_msgobject_check_type(const char *type); - -#define pa_msgobject_new(type) ((type*) pa_msgobject_new_internal(sizeof(type), #type, type##_check_type)) +#define pa_msgobject_new(type) ((type*) pa_msgobject_new_internal(sizeof(type), type##_type_id, type##_check_type)) #define pa_msgobject_free ((void (*) (pa_msgobject* o)) pa_object_free) #define PA_MSGOBJECT(o) pa_msgobject_cast(o) -PA_DECLARE_CLASS(pa_msgobject); +PA_DECLARE_PUBLIC_CLASS(pa_msgobject); #endif diff --git a/src/pulsecore/namereg.c b/src/pulsecore/namereg.c index 9df2f583..d9821876 100644 --- a/src/pulsecore/namereg.c +++ b/src/pulsecore/namereg.c @@ -57,6 +57,8 @@ static pa_bool_t is_valid_char(char c) { pa_bool_t pa_namereg_is_valid_name(const char *name) { const char *c; + pa_assert(name); + if (*name == 0) return FALSE; @@ -70,6 +72,25 @@ pa_bool_t pa_namereg_is_valid_name(const char *name) { return TRUE; } +pa_bool_t pa_namereg_is_valid_name_or_wildcard(const char *name, pa_namereg_type_t type) { + + pa_assert(name); + + if (pa_namereg_is_valid_name(name)) + return TRUE; + + if (type == PA_NAMEREG_SINK && + pa_streq(name, "@DEFAULT_SINK@")) + return TRUE; + + if (type == PA_NAMEREG_SOURCE && + (pa_streq(name, "@DEFAULT_SOURCE@") || + pa_streq(name, "@DEFAULT_MONITOR@"))) + return TRUE; + + return FALSE; +} + char* pa_namereg_make_valid_name(const char *name) { const char *a; char *b, *n; @@ -77,7 +98,7 @@ char* pa_namereg_make_valid_name(const char *name) { if (*name == 0) return NULL; - n = pa_xmalloc(strlen(name)+1); + n = pa_xnew(char, strlen(name)+1); for (a = name, b = n; *a && (a-name < PA_NAME_MAX); a++, b++) *b = (char) (is_valid_char(*a) ? *a : '_'); @@ -149,6 +170,17 @@ const char *pa_namereg_register(pa_core *c, const char *name, pa_namereg_type_t pa_assert_se(pa_hashmap_put(c->namereg, e->name, e) >= 0); + /* If a sink or source is registered and there was none registered + * before we inform the clients which then can ask for the default + * sink/source which is then assigned. We don't adjust the default + * sink/source here right away to give the module the chance to + * register more sinks/sources before we choose a new default + * sink/source. */ + + if ((!c->default_sink && type == PA_NAMEREG_SINK) || + (!c->default_source && type == PA_NAMEREG_SOURCE)) + pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SERVER|PA_SUBSCRIPTION_EVENT_CHANGE, PA_INVALID_INDEX); + return e->name; } @@ -191,7 +223,6 @@ void* pa_namereg_get(pa_core *c, const char *name, pa_namereg_type_t type) { if ((s = pa_namereg_get(c, NULL, PA_NAMEREG_SINK))) return s->monitor_source; - } if (!name) @@ -223,6 +254,9 @@ void* pa_namereg_get(pa_core *c, const char *name, pa_namereg_type_t type) { pa_sink* pa_namereg_set_default_sink(pa_core*c, pa_sink *s) { pa_assert(c); + if (s && !PA_SINK_IS_LINKED(pa_sink_get_state(s))) + return NULL; + if (c->default_sink != s) { c->default_sink = s; pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SERVER|PA_SUBSCRIPTION_EVENT_CHANGE, PA_INVALID_INDEX); @@ -234,6 +268,9 @@ pa_sink* pa_namereg_set_default_sink(pa_core*c, pa_sink *s) { pa_source* pa_namereg_set_default_source(pa_core*c, pa_source *s) { pa_assert(c); + if (s && !PA_SOURCE_IS_LINKED(pa_source_get_state(s))) + return NULL; + if (c->default_source != s) { c->default_source = s; pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SERVER|PA_SUBSCRIPTION_EVENT_CHANGE, PA_INVALID_INDEX); @@ -243,34 +280,57 @@ pa_source* pa_namereg_set_default_source(pa_core*c, pa_source *s) { } pa_sink *pa_namereg_get_default_sink(pa_core *c) { - pa_sink *s; + pa_sink *s, *best = NULL; + uint32_t idx; pa_assert(c); - if (c->default_sink) + if (c->default_sink && PA_SINK_IS_LINKED(pa_sink_get_state(c->default_sink))) return c->default_sink; - if ((s = pa_idxset_first(c->sinks, NULL))) - return pa_namereg_set_default_sink(c, s); + PA_IDXSET_FOREACH(s, c->sinks, idx) + if (PA_SINK_IS_LINKED(pa_sink_get_state(s))) + if (!best || s->priority > best->priority) + best = s; + + if (best) + return pa_namereg_set_default_sink(c, best); return NULL; } pa_source *pa_namereg_get_default_source(pa_core *c) { - pa_source *s; + pa_source *s, *best = NULL; uint32_t idx; pa_assert(c); - if (c->default_source) + if (c->default_source && PA_SOURCE_IS_LINKED(pa_source_get_state(c->default_source))) return c->default_source; - for (s = PA_SOURCE(pa_idxset_first(c->sources, &idx)); s; s = PA_SOURCE(pa_idxset_next(c->sources, &idx))) - if (!s->monitor_of) - return pa_namereg_set_default_source(c, s); - - if ((s = pa_idxset_first(c->sources, NULL))) - return pa_namereg_set_default_source(c, s); + /* First, try to find one that isn't a monitor */ + PA_IDXSET_FOREACH(s, c->sources, idx) + if (!s->monitor_of && PA_SOURCE_IS_LINKED(pa_source_get_state(s))) + if (!best || + s->priority > best->priority) + best = s; + + if (best) + return pa_namereg_set_default_source(c, best); + + /* Then, fallback to a monitor */ + PA_IDXSET_FOREACH(s, c->sources, idx) + if (PA_SOURCE_IS_LINKED(pa_source_get_state(s))) + if (!best || + s->priority > best->priority || + (s->priority == best->priority && + s->monitor_of && + best->monitor_of && + s->monitor_of->priority > best->monitor_of->priority)) + best = s; + + if (best) + return pa_namereg_set_default_source(c, best); return NULL; } diff --git a/src/pulsecore/namereg.h b/src/pulsecore/namereg.h index 38fae6f5..b5a976d7 100644 --- a/src/pulsecore/namereg.h +++ b/src/pulsecore/namereg.h @@ -45,6 +45,7 @@ pa_sink *pa_namereg_get_default_sink(pa_core *c); pa_source *pa_namereg_get_default_source(pa_core *c); pa_bool_t pa_namereg_is_valid_name(const char *name); +pa_bool_t pa_namereg_is_valid_name_or_wildcard(const char *name, pa_namereg_type_t type); char* pa_namereg_make_valid_name(const char *name); #endif diff --git a/src/pulsecore/object.c b/src/pulsecore/object.c index f3ead9c5..099d50d9 100644 --- a/src/pulsecore/object.c +++ b/src/pulsecore/object.c @@ -28,21 +28,23 @@ #include "object.h" -pa_object *pa_object_new_internal(size_t size, const char *type_name, int (*check_type)(const char *type_name)) { +const char pa_object_type_id[] = "pa_object"; + +pa_object *pa_object_new_internal(size_t size, const char *type_id, pa_bool_t (*check_type)(const char *type_id)) { pa_object *o; pa_assert(size > sizeof(pa_object)); - pa_assert(type_name); + pa_assert(type_id); if (!check_type) check_type = pa_object_check_type; - pa_assert(check_type(type_name)); - pa_assert(check_type("pa_object")); + pa_assert(check_type(type_id)); + pa_assert(check_type(pa_object_type_id)); o = pa_xmalloc(size); PA_REFCNT_INIT(o); - o->type_name = type_name; + o->type_id = type_id; o->free = pa_object_free; o->check_type = check_type; @@ -65,8 +67,8 @@ void pa_object_unref(pa_object *o) { } } -int pa_object_check_type(const char *type_name) { - pa_assert(type_name); +pa_bool_t pa_object_check_type(const char *type_id) { + pa_assert(type_id); - return pa_streq(type_name, "pa_object"); + return type_id == pa_object_type_id; } diff --git a/src/pulsecore/object.h b/src/pulsecore/object.h index 43e79327..4c120cd5 100644 --- a/src/pulsecore/object.h +++ b/src/pulsecore/object.h @@ -34,21 +34,23 @@ typedef struct pa_object pa_object; struct pa_object { PA_REFCNT_DECLARE; - const char *type_name; + const char *type_id; void (*free)(pa_object *o); - int (*check_type)(const char *type_name); + pa_bool_t (*check_type)(const char *type_name); }; -pa_object *pa_object_new_internal(size_t size, const char *type_name, int (*check_type)(const char *type_name)); -#define pa_object_new(type) ((type*) pa_object_new_internal(sizeof(type), #type, type##_check_type) +pa_object *pa_object_new_internal(size_t size, const char *type_id, pa_bool_t (*check_type)(const char *type_id)); +#define pa_object_new(type) ((type*) pa_object_new_internal(sizeof(type), type##_type_id, type##_check_type) #define pa_object_free ((void (*) (pa_object* _obj)) pa_xfree) -int pa_object_check_type(const char *type); +pa_bool_t pa_object_check_type(const char *type_id); -static inline int pa_object_isinstance(void *o) { +extern const char pa_object_type_id[]; + +static inline pa_bool_t pa_object_isinstance(void *o) { pa_object *obj = (pa_object*) o; - return obj ? obj->check_type("pa_object") : 0; + return obj ? obj->check_type(pa_object_type_id) : TRUE; } pa_object *pa_object_ref(pa_object *o); @@ -60,7 +62,7 @@ static inline int pa_object_refcnt(pa_object *o) { static inline pa_object* pa_object_cast(void *o) { pa_object *obj = (pa_object*) o; - pa_assert(!obj || obj->check_type("pa_object")); + pa_assert(!obj || obj->check_type(pa_object_type_id)); return obj; } @@ -68,10 +70,10 @@ static inline pa_object* pa_object_cast(void *o) { #define PA_OBJECT(o) pa_object_cast(o) -#define PA_DECLARE_CLASS(c) \ - static inline int c##_isinstance(void *o) { \ +#define PA_DECLARE_CLASS_COMMON(c) \ + static inline pa_bool_t c##_isinstance(void *o) { \ pa_object *obj = (pa_object*) o; \ - return obj ? obj->check_type(#c) : 1; \ + return obj ? obj->check_type(c##_type_id) : TRUE; \ } \ static inline c* c##_cast(void *o) { \ pa_assert(c##_isinstance(o)); \ @@ -91,12 +93,27 @@ static inline pa_object* pa_object_cast(void *o) { } \ struct __stupid_useless_struct_to_allow_trailing_semicolon -#define PA_DEFINE_CHECK_TYPE(c, parent) \ - int c##_check_type(const char *type) { \ - pa_assert(type); \ - if (strcmp(type, #c) == 0) \ - return 1; \ - return parent##_check_type(type); \ +#define PA_DECLARE_PUBLIC_CLASS(c) \ + extern const char c##_type_id[]; \ + PA_DECLARE_CLASS_COMMON(c); \ + pa_bool_t c##_check_type(const char *type_id) + +#define PA_DEFINE_PUBLIC_CLASS(c, parent) \ + const char c##_type_id[] = #c; \ + pa_bool_t c##_check_type(const char *type_id) { \ + if (type_id == c##_type_id) \ + return TRUE; \ + return parent##_check_type(type_id); \ + } \ + struct __stupid_useless_struct_to_allow_trailing_semicolon + +#define PA_DEFINE_PRIVATE_CLASS(c, parent) \ + static const char c##_type_id[] = #c; \ + PA_DECLARE_CLASS_COMMON(c); \ + static pa_bool_t c##_check_type(const char *type_id) { \ + if (type_id == c##_type_id) \ + return TRUE; \ + return parent##_check_type(type_id); \ } \ struct __stupid_useless_struct_to_allow_trailing_semicolon diff --git a/src/pulsecore/pdispatch.c b/src/pulsecore/pdispatch.c index fc8ce76f..f15466ce 100644 --- a/src/pulsecore/pdispatch.c +++ b/src/pulsecore/pdispatch.c @@ -169,7 +169,7 @@ static const char *command_names[PA_COMMAND_MAX] = { /* Supported since protocol v14 (0.9.12) */ [PA_COMMAND_EXTENSION] = "EXTENSION", - + /* Supported since protocol v15 (0.9.15) */ [PA_COMMAND_GET_CARD_INFO] = "GET_CARD_INFO", [PA_COMMAND_GET_CARD_INFO_LIST] = "GET_CARD_INFO_LIST", [PA_COMMAND_SET_CARD_PROFILE] = "SET_CARD_PROFILE", @@ -180,7 +180,11 @@ static const char *command_names[PA_COMMAND_MAX] = { /* SERVER->CLIENT */ [PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED] = "PLAYBACK_BUFFER_ATTR_CHANGED", - [PA_COMMAND_RECORD_BUFFER_ATTR_CHANGED] = "RECORD_BUFFER_ATTR_CHANGED" + [PA_COMMAND_RECORD_BUFFER_ATTR_CHANGED] = "RECORD_BUFFER_ATTR_CHANGED", + + /* Supported since protocol v16 (0.9.16) */ + [PA_COMMAND_SET_SINK_PORT] = "SET_SINK_PORT", + [PA_COMMAND_SET_SOURCE_PORT] = "SET_SOURCE_PORT" }; #endif @@ -203,10 +207,10 @@ struct pa_pdispatch { const pa_pdispatch_cb_t *callback_table; unsigned n_commands; PA_LLIST_HEAD(struct reply_info, replies); - pa_pdispatch_drain_callback drain_callback; + pa_pdispatch_drain_cb_t drain_callback; void *drain_userdata; const pa_creds *creds; - pa_bool_t use_rtclock:1; + pa_bool_t use_rtclock; }; static void reply_info_free(struct reply_info *r) { @@ -225,19 +229,16 @@ static void reply_info_free(struct reply_info *r) { pa_pdispatch* pa_pdispatch_new(pa_mainloop_api *mainloop, pa_bool_t use_rtclock, const pa_pdispatch_cb_t *table, unsigned entries) { pa_pdispatch *pd; - pa_assert(mainloop); + pa_assert(mainloop); pa_assert((entries && table) || (!entries && !table)); - pd = pa_xnew(pa_pdispatch, 1); + pd = pa_xnew0(pa_pdispatch, 1); PA_REFCNT_INIT(pd); pd->mainloop = mainloop; pd->callback_table = table; pd->n_commands = entries; PA_LLIST_HEAD_INIT(struct reply_info, pd->replies); - pd->drain_callback = NULL; - pd->drain_userdata = NULL; - pd->creds = NULL; pd->use_rtclock = use_rtclock; return pd; @@ -317,7 +318,7 @@ int pa_pdispatch_run(pa_pdispatch *pd, pa_packet*packet, const pa_creds *creds, if (command == PA_COMMAND_ERROR || command == PA_COMMAND_REPLY) { struct reply_info *r; - for (r = pd->replies; r; r = r->next) + PA_LLIST_FOREACH(r, pd->replies) if (r->tag == tag) break; @@ -325,9 +326,9 @@ int pa_pdispatch_run(pa_pdispatch *pd, pa_packet*packet, const pa_creds *creds, run_action(pd, r, command, ts); } else if (pd->callback_table && (command < pd->n_commands) && pd->callback_table[command]) { - const pa_pdispatch_cb_t *c = pd->callback_table+command; + const pa_pdispatch_cb_t *cb = pd->callback_table+command; - (*c)(pd, command, tag, ts, userdata); + (*cb)(pd, command, tag, ts, userdata); } else { pa_log("Received unsupported command %u", command); goto finish; @@ -375,7 +376,9 @@ void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa r->free_cb = free_cb; r->tag = tag; - pa_assert_se(r->time_event = pd->mainloop->time_new(pd->mainloop, pa_timeval_rtstore(&tv, pa_rtclock_now() + timeout * PA_USEC_PER_SEC, pd->use_rtclock), timeout_callback, r)); + pa_assert_se(r->time_event = pd->mainloop->time_new(pd->mainloop, + pa_timeval_rtstore(&tv, pa_rtclock_now() + timeout * PA_USEC_PER_SEC, pd->use_rtclock), + timeout_callback, r)); PA_LLIST_PREPEND(struct reply_info, pd->replies, r); } @@ -387,7 +390,7 @@ int pa_pdispatch_is_pending(pa_pdispatch *pd) { return !!pd->replies; } -void pa_pdispatch_set_drain_callback(pa_pdispatch *pd, void (*cb)(pa_pdispatch *pd, void *userdata), void *userdata) { +void pa_pdispatch_set_drain_callback(pa_pdispatch *pd, pa_pdispatch_drain_cb_t cb, void *userdata) { pa_assert(pd); pa_assert(PA_REFCNT_VALUE(pd) >= 1); pa_assert(!cb || pa_pdispatch_is_pending(pd)); @@ -402,12 +405,9 @@ void pa_pdispatch_unregister_reply(pa_pdispatch *pd, void *userdata) { pa_assert(pd); pa_assert(PA_REFCNT_VALUE(pd) >= 1); - for (r = pd->replies; r; r = n) { - n = r->next; - + PA_LLIST_FOREACH_SAFE(r, n, pd->replies) if (r->userdata == userdata) reply_info_free(r); - } } void pa_pdispatch_unref(pa_pdispatch *pd) { diff --git a/src/pulsecore/pdispatch.h b/src/pulsecore/pdispatch.h index dae475af..c5431c2e 100644 --- a/src/pulsecore/pdispatch.h +++ b/src/pulsecore/pdispatch.h @@ -35,9 +35,9 @@ typedef struct pa_pdispatch pa_pdispatch; typedef void (*pa_pdispatch_cb_t)(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); -typedef void (*pa_pdispatch_drain_callback)(pa_pdispatch *pd, void *userdata); +typedef void (*pa_pdispatch_drain_cb_t)(pa_pdispatch *pd, void *userdata); -pa_pdispatch* pa_pdispatch_new(pa_mainloop_api *m, pa_bool_t use_rtclock, const pa_pdispatch_cb_t*table, unsigned entries); +pa_pdispatch* pa_pdispatch_new(pa_mainloop_api *m, pa_bool_t use_rtclock, const pa_pdispatch_cb_t *table, unsigned entries); void pa_pdispatch_unref(pa_pdispatch *pd); pa_pdispatch* pa_pdispatch_ref(pa_pdispatch *pd); @@ -47,7 +47,7 @@ void pa_pdispatch_register_reply(pa_pdispatch *pd, uint32_t tag, int timeout, pa int pa_pdispatch_is_pending(pa_pdispatch *pd); -void pa_pdispatch_set_drain_callback(pa_pdispatch *pd, pa_pdispatch_drain_callback callback, void *userdata); +void pa_pdispatch_set_drain_callback(pa_pdispatch *pd, pa_pdispatch_drain_cb_t callback, void *userdata); /* Remove all reply slots with the give userdata parameter */ void pa_pdispatch_unregister_reply(pa_pdispatch *pd, void *userdata); diff --git a/src/pulsecore/pid.c b/src/pulsecore/pid.c index 00878462..213e7983 100644 --- a/src/pulsecore/pid.c +++ b/src/pulsecore/pid.c @@ -81,17 +81,14 @@ static pid_t read_pid(const char *fn, int fd) { } static int open_pid_file(const char *fn, int mode) { - int fd = -1; + int fd; pa_assert(fn); for (;;) { struct stat st; - if ((fd = open(fn, mode -#ifdef O_NOCTTY - |O_NOCTTY -#endif + if ((fd = pa_open_cloexec(fn, mode #ifdef O_NOFOLLOW |O_NOFOLLOW #endif @@ -123,8 +120,6 @@ static int open_pid_file(const char *fn, int mode) { fd = -1; goto fail; } - - fd = -1; } return fd; @@ -148,7 +143,7 @@ static int proc_name_ours(pid_t pid, const char *procname) { pa_snprintf(bn, sizeof(bn), "/proc/%lu/stat", (unsigned long) pid); - if (!(f = fopen(bn, "r"))) { + if (!(f = pa_fopen_cloexec(bn, "r"))) { pa_log_info("Failed to open %s: %s", bn, pa_cstrerror(errno)); return -1; } else { diff --git a/src/pulsecore/play-memblockq.c b/src/pulsecore/play-memblockq.c index fceb2ca1..f528c496 100644 --- a/src/pulsecore/play-memblockq.c +++ b/src/pulsecore/play-memblockq.c @@ -47,9 +47,8 @@ enum { MEMBLOCKQ_STREAM_MESSAGE_UNLINK, }; -PA_DECLARE_CLASS(memblockq_stream); +PA_DEFINE_PRIVATE_CLASS(memblockq_stream, pa_msgobject); #define MEMBLOCKQ_STREAM(o) (memblockq_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(memblockq_stream, pa_msgobject); static void memblockq_stream_unlink(memblockq_stream *u) { pa_assert(u); @@ -200,7 +199,7 @@ pa_sink_input* pa_memblockq_sink_input_new( pa_sink_input_new_data_set_volume(&data, volume); pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p); - pa_sink_input_new(&u->sink_input, sink->core, &data, 0); + pa_sink_input_new(&u->sink_input, sink->core, &data); pa_sink_input_new_data_done(&data); if (!u->sink_input) diff --git a/src/pulsecore/protocol-dbus.c b/src/pulsecore/protocol-dbus.c new file mode 100644 index 00000000..5c1127be --- /dev/null +++ b/src/pulsecore/protocol-dbus.c @@ -0,0 +1,1134 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulse/xmalloc.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/hashmap.h> +#include <pulsecore/idxset.h> +#include <pulsecore/shared.h> +#include <pulsecore/strbuf.h> + +#include "protocol-dbus.h" + +struct pa_dbus_protocol { + PA_REFCNT_DECLARE; + + pa_core *core; + pa_hashmap *objects; /* Object path -> struct object_entry */ + pa_hashmap *connections; /* DBusConnection -> struct connection_entry */ + pa_idxset *extensions; /* Strings */ + + pa_hook hooks[PA_DBUS_PROTOCOL_HOOK_MAX]; +}; + +struct object_entry { + char *path; + pa_hashmap *interfaces; /* Interface name -> struct interface_entry */ + char *introspection; +}; + +struct connection_entry { + DBusConnection *connection; + pa_client *client; + + pa_bool_t listening_for_all_signals; + + /* Contains object paths. If this is empty, then signals from all objects + * are accepted. Only used when listening_for_all_signals == TRUE. */ + pa_idxset *all_signals_objects; + + /* Signal name -> idxset. The idxsets contain object paths. If an idxset is + * empty, then that signal is accepted from all objects. Only used when + * listening_for_all_signals == FALSE. */ + pa_hashmap *listening_signals; +}; + +struct interface_entry { + char *name; + pa_hashmap *method_handlers; + pa_hashmap *method_signatures; /* Derived from method_handlers. Contains only "in" arguments. */ + pa_hashmap *property_handlers; + pa_dbus_receive_cb_t get_all_properties_cb; + pa_dbus_signal_info *signals; + unsigned n_signals; + void *userdata; +}; + +char *pa_get_dbus_address_from_server_type(pa_server_type_t server_type) { + char *address = NULL; + char *runtime_path = NULL; + char *escaped_path = NULL; + + switch (server_type) { + case PA_SERVER_TYPE_USER: + pa_assert_se((runtime_path = pa_runtime_path(PA_DBUS_SOCKET_NAME))); + pa_assert_se((escaped_path = dbus_address_escape_value(runtime_path))); + address = pa_sprintf_malloc("unix:path=%s", escaped_path); + break; + + case PA_SERVER_TYPE_SYSTEM: + pa_assert_se((escaped_path = dbus_address_escape_value(PA_DBUS_SYSTEM_SOCKET_PATH))); + address = pa_sprintf_malloc("unix:path=%s", escaped_path); + break; + + case PA_SERVER_TYPE_NONE: + address = pa_xnew0(char, 1); + break; + + default: + pa_assert_not_reached(); + } + + pa_xfree(runtime_path); + pa_xfree(escaped_path); + + return address; +} + +static pa_dbus_protocol *dbus_protocol_new(pa_core *c) { + pa_dbus_protocol *p; + unsigned i; + + pa_assert(c); + + p = pa_xnew(pa_dbus_protocol, 1); + PA_REFCNT_INIT(p); + p->core = pa_core_ref(c); + p->objects = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + p->connections = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + p->extensions = pa_idxset_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + for (i = 0; i < PA_DBUS_PROTOCOL_HOOK_MAX; ++i) + pa_hook_init(&p->hooks[i], p); + + pa_assert_se(pa_shared_set(c, "dbus-protocol", p) >= 0); + + return p; +} + +pa_dbus_protocol* pa_dbus_protocol_get(pa_core *c) { + pa_dbus_protocol *p; + + if ((p = pa_shared_get(c, "dbus-protocol"))) + return pa_dbus_protocol_ref(p); + + return dbus_protocol_new(c); +} + +pa_dbus_protocol* pa_dbus_protocol_ref(pa_dbus_protocol *p) { + pa_assert(p); + pa_assert(PA_REFCNT_VALUE(p) >= 1); + + PA_REFCNT_INC(p); + + return p; +} + +void pa_dbus_protocol_unref(pa_dbus_protocol *p) { + unsigned i; + + pa_assert(p); + pa_assert(PA_REFCNT_VALUE(p) >= 1); + + if (PA_REFCNT_DEC(p) > 0) + return; + + pa_assert(pa_hashmap_isempty(p->objects)); + pa_assert(pa_hashmap_isempty(p->connections)); + pa_assert(pa_idxset_isempty(p->extensions)); + + pa_hashmap_free(p->objects, NULL, NULL); + pa_hashmap_free(p->connections, NULL, NULL); + pa_idxset_free(p->extensions, NULL, NULL); + + for (i = 0; i < PA_DBUS_PROTOCOL_HOOK_MAX; ++i) + pa_hook_done(&p->hooks[i]); + + pa_assert_se(pa_shared_remove(p->core, "dbus-protocol") >= 0); + + pa_core_unref(p->core); + + pa_xfree(p); +} + +static void update_introspection(struct object_entry *oe) { + pa_strbuf *buf; + void *interfaces_state = NULL; + struct interface_entry *iface_entry = NULL; + + pa_assert(oe); + + buf = pa_strbuf_new(); + pa_strbuf_puts(buf, DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE); + pa_strbuf_puts(buf, "<node>\n"); + + PA_HASHMAP_FOREACH(iface_entry, oe->interfaces, interfaces_state) { + pa_dbus_method_handler *method_handler; + pa_dbus_property_handler *property_handler; + void *handlers_state = NULL; + unsigned i; + unsigned j; + + pa_strbuf_printf(buf, " <interface name=\"%s\">\n", iface_entry->name); + + PA_HASHMAP_FOREACH(method_handler, iface_entry->method_handlers, handlers_state) { + pa_strbuf_printf(buf, " <method name=\"%s\">\n", method_handler->method_name); + + for (i = 0; i < method_handler->n_arguments; ++i) + pa_strbuf_printf(buf, " <arg name=\"%s\" type=\"%s\" direction=\"%s\"/>\n", + method_handler->arguments[i].name, + method_handler->arguments[i].type, + method_handler->arguments[i].direction); + + pa_strbuf_puts(buf, " </method>\n"); + } + + handlers_state = NULL; + + PA_HASHMAP_FOREACH(property_handler, iface_entry->property_handlers, handlers_state) + pa_strbuf_printf(buf, " <property name=\"%s\" type=\"%s\" access=\"%s\"/>\n", + property_handler->property_name, + property_handler->type, + property_handler->get_cb ? (property_handler->set_cb ? "readwrite" : "read") : "write"); + + for (i = 0; i < iface_entry->n_signals; ++i) { + pa_strbuf_printf(buf, " <signal name=\"%s\">\n", iface_entry->signals[i].name); + + for (j = 0; j < iface_entry->signals[i].n_arguments; ++j) + pa_strbuf_printf(buf, " <arg name=\"%s\" type=\"%s\"/>\n", iface_entry->signals[i].arguments[j].name, + iface_entry->signals[i].arguments[j].type); + + pa_strbuf_puts(buf, " </signal>\n"); + } + + pa_strbuf_puts(buf, " </interface>\n"); + } + + pa_strbuf_puts(buf, " <interface name=\"" DBUS_INTERFACE_INTROSPECTABLE "\">\n" + " <method name=\"Introspect\">\n" + " <arg name=\"data\" type=\"s\" direction=\"out\"/>\n" + " </method>\n" + " </interface>\n" + " <interface name=\"" DBUS_INTERFACE_PROPERTIES "\">\n" + " <method name=\"Get\">\n" + " <arg name=\"interface_name\" type=\"s\" direction=\"in\"/>\n" + " <arg name=\"property_name\" type=\"s\" direction=\"in\"/>\n" + " <arg name=\"value\" type=\"v\" direction=\"out\"/>\n" + " </method>\n" + " <method name=\"Set\">\n" + " <arg name=\"interface_name\" type=\"s\" direction=\"in\"/>\n" + " <arg name=\"property_name\" type=\"s\" direction=\"in\"/>\n" + " <arg name=\"value\" type=\"v\" direction=\"in\"/>\n" + " </method>\n" + " <method name=\"GetAll\">\n" + " <arg name=\"interface_name\" type=\"s\" direction=\"in\"/>\n" + " <arg name=\"props\" type=\"a{sv}\" direction=\"out\"/>\n" + " </method>\n" + " </interface>\n"); + + pa_strbuf_puts(buf, "</node>\n"); + + pa_xfree(oe->introspection); + oe->introspection = pa_strbuf_tostring_free(buf); +} + +/* Return value of find_handler() and its subfunctions. */ +enum find_result_t { + /* The received message is a valid .Get call. */ + FOUND_GET_PROPERTY, + + /* The received message is a valid .Set call. */ + FOUND_SET_PROPERTY, + + /* The received message is a valid .GetAll call. */ + FOUND_GET_ALL, + + /* The received message is a valid method call. */ + FOUND_METHOD, + + /* The interface of the received message hasn't been registered for the + * destination object. */ + NO_SUCH_INTERFACE, + + /* No property handler was found for the received .Get or .Set call. */ + NO_SUCH_PROPERTY, + + /* The interface argument of a property call didn't match any registered + * interface. */ + NO_SUCH_PROPERTY_INTERFACE, + + /* The received message called .Get or .Set for a property whose access + * mode doesn't match the call. */ + PROPERTY_ACCESS_DENIED, + + /* The new value signature of a .Set call didn't match the expexted + * signature. */ + INVALID_PROPERTY_SIG, + + /* No method handler was found for the received message. */ + NO_SUCH_METHOD, + + /* The signature of the received message didn't match the expected + * signature. Despite the name, this can also be returned for a property + * call if its message signature is invalid. */ + INVALID_METHOD_SIG +}; + +/* Data for resolving the correct reaction to a received message. */ +struct call_info { + DBusMessage *message; /* The received message. */ + struct object_entry *obj_entry; + const char *interface; /* Destination interface name (extracted from the message). */ + struct interface_entry *iface_entry; + + const char *property; /* Property name (extracted from the message). */ + const char *property_interface; /* The interface argument of a property call is stored here. */ + pa_dbus_property_handler *property_handler; + const char *expected_property_sig; /* Property signature from the introspection data. */ + const char *property_sig; /* The signature of the new value in the received .Set message. */ + DBusMessageIter variant_iter; /* Iterator pointing to the beginning of the new value variant of a .Set call. */ + + const char *method; /* Method name (extracted from the message). */ + pa_dbus_method_handler *method_handler; + const char *expected_method_sig; /* Method signature from the introspection data. */ + const char *method_sig; /* The signature of the received message. */ +}; + +/* Called when call_info->property has been set and the property interface has + * not been given. In case of a Set call, call_info->property_sig is also set, + * which is checked against the expected value in this function. */ +static enum find_result_t find_handler_by_property(struct call_info *call_info) { + void *state = NULL; + + pa_assert(call_info); + + PA_HASHMAP_FOREACH(call_info->iface_entry, call_info->obj_entry->interfaces, state) { + if ((call_info->property_handler = pa_hashmap_get(call_info->iface_entry->property_handlers, call_info->property))) { + if (pa_streq(call_info->method, "Get")) + return call_info->property_handler->get_cb ? FOUND_GET_PROPERTY : PROPERTY_ACCESS_DENIED; + + else if (pa_streq(call_info->method, "Set")) { + call_info->expected_property_sig = call_info->property_handler->type; + + if (pa_streq(call_info->property_sig, call_info->expected_property_sig)) + return call_info->property_handler->set_cb ? FOUND_SET_PROPERTY : PROPERTY_ACCESS_DENIED; + else + return INVALID_PROPERTY_SIG; + + } else + pa_assert_not_reached(); + } + } + + return NO_SUCH_PROPERTY; +} + +static enum find_result_t find_handler_by_method(struct call_info *call_info) { + void *state = NULL; + + pa_assert(call_info); + + PA_HASHMAP_FOREACH(call_info->iface_entry, call_info->obj_entry->interfaces, state) { + if ((call_info->method_handler = pa_hashmap_get(call_info->iface_entry->method_handlers, call_info->method))) { + call_info->expected_method_sig = pa_hashmap_get(call_info->iface_entry->method_signatures, call_info->method); + + if (pa_streq(call_info->method_sig, call_info->expected_method_sig)) + return FOUND_METHOD; + else + return INVALID_METHOD_SIG; + } + } + + return NO_SUCH_METHOD; +} + +static enum find_result_t find_handler_from_properties_call(struct call_info *call_info) { + pa_assert(call_info); + + if (pa_streq(call_info->method, "GetAll")) { + call_info->expected_method_sig = "s"; + if (!pa_streq(call_info->method_sig, call_info->expected_method_sig)) + return INVALID_METHOD_SIG; + + pa_assert_se(dbus_message_get_args(call_info->message, NULL, + DBUS_TYPE_STRING, &call_info->property_interface, + DBUS_TYPE_INVALID)); + + if (*call_info->property_interface) { + if ((call_info->iface_entry = pa_hashmap_get(call_info->obj_entry->interfaces, call_info->property_interface))) + return FOUND_GET_ALL; + else + return NO_SUCH_PROPERTY_INTERFACE; + + } else { + pa_assert_se(call_info->iface_entry = pa_hashmap_first(call_info->obj_entry->interfaces)); + return FOUND_GET_ALL; + } + + } else if (pa_streq(call_info->method, "Get")) { + call_info->expected_method_sig = "ss"; + if (!pa_streq(call_info->method_sig, call_info->expected_method_sig)) + return INVALID_METHOD_SIG; + + pa_assert_se(dbus_message_get_args(call_info->message, NULL, + DBUS_TYPE_STRING, &call_info->property_interface, + DBUS_TYPE_STRING, &call_info->property, + DBUS_TYPE_INVALID)); + + if (*call_info->property_interface) { + if (!(call_info->iface_entry = pa_hashmap_get(call_info->obj_entry->interfaces, call_info->property_interface))) + return NO_SUCH_PROPERTY_INTERFACE; + else if ((call_info->property_handler = + pa_hashmap_get(call_info->iface_entry->property_handlers, call_info->property))) + return FOUND_GET_PROPERTY; + else + return NO_SUCH_PROPERTY; + + } else + return find_handler_by_property(call_info); + + } else if (pa_streq(call_info->method, "Set")) { + DBusMessageIter msg_iter; + + call_info->expected_method_sig = "ssv"; + if (!pa_streq(call_info->method_sig, call_info->expected_method_sig)) + return INVALID_METHOD_SIG; + + pa_assert_se(dbus_message_iter_init(call_info->message, &msg_iter)); + + dbus_message_iter_get_basic(&msg_iter, &call_info->property_interface); + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &call_info->property); + pa_assert_se(dbus_message_iter_next(&msg_iter)); + + dbus_message_iter_recurse(&msg_iter, &call_info->variant_iter); + + call_info->property_sig = dbus_message_iter_get_signature(&call_info->variant_iter); + + if (*call_info->property_interface) { + if (!(call_info->iface_entry = pa_hashmap_get(call_info->obj_entry->interfaces, call_info->property_interface))) + return NO_SUCH_PROPERTY_INTERFACE; + + else if ((call_info->property_handler = + pa_hashmap_get(call_info->iface_entry->property_handlers, call_info->property))) { + call_info->expected_property_sig = call_info->property_handler->type; + + if (pa_streq(call_info->property_sig, call_info->expected_property_sig)) + return FOUND_SET_PROPERTY; + else + return INVALID_PROPERTY_SIG; + + } else + return NO_SUCH_PROPERTY; + + } else + return find_handler_by_property(call_info); + + } else + pa_assert_not_reached(); +} + +static enum find_result_t find_handler(struct call_info *call_info) { + pa_assert(call_info); + + if (call_info->interface) { + if (pa_streq(call_info->interface, DBUS_INTERFACE_PROPERTIES)) + return find_handler_from_properties_call(call_info); + + else if (!(call_info->iface_entry = pa_hashmap_get(call_info->obj_entry->interfaces, call_info->interface))) + return NO_SUCH_INTERFACE; + + else if ((call_info->method_handler = pa_hashmap_get(call_info->iface_entry->method_handlers, call_info->method))) + return FOUND_METHOD; + + else + return NO_SUCH_METHOD; + + } else { /* The method call doesn't contain an interface. */ + if (pa_streq(call_info->method, "Get") || pa_streq(call_info->method, "Set") || pa_streq(call_info->method, "GetAll")) { + if (find_handler_by_method(call_info) == FOUND_METHOD) + /* The object has a method named Get, Set or GetAll in some other interface than .Properties. */ + return FOUND_METHOD; + else + /* Assume this is a .Properties call. */ + return find_handler_from_properties_call(call_info); + + } else /* This is not a .Properties call. */ + return find_handler_by_method(call_info); + } +} + +static DBusHandlerResult handle_message_cb(DBusConnection *connection, DBusMessage *message, void *user_data) { + pa_dbus_protocol *p = user_data; + struct call_info call_info; + + pa_assert(connection); + pa_assert(message); + pa_assert(p); + pa_assert(p->objects); + + if (dbus_message_get_type(message) != DBUS_MESSAGE_TYPE_METHOD_CALL) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + pa_log_debug("Received message: destination = %s, interface = %s, member = %s", + dbus_message_get_path(message), + dbus_message_get_interface(message), + dbus_message_get_member(message)); + + call_info.message = message; + pa_assert_se(call_info.obj_entry = pa_hashmap_get(p->objects, dbus_message_get_path(message))); + call_info.interface = dbus_message_get_interface(message); + pa_assert_se(call_info.method = dbus_message_get_member(message)); + pa_assert_se(call_info.method_sig = dbus_message_get_signature(message)); + + if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect") || + (!dbus_message_get_interface(message) && dbus_message_has_member(message, "Introspect"))) { + pa_dbus_send_basic_value_reply(connection, message, DBUS_TYPE_STRING, &call_info.obj_entry->introspection); + goto finish; + } + + switch (find_handler(&call_info)) { + case FOUND_GET_PROPERTY: + call_info.property_handler->get_cb(connection, message, call_info.iface_entry->userdata); + break; + + case FOUND_SET_PROPERTY: + call_info.property_handler->set_cb(connection, message, &call_info.variant_iter, call_info.iface_entry->userdata); + break; + + case FOUND_METHOD: + call_info.method_handler->receive_cb(connection, message, call_info.iface_entry->userdata); + break; + + case FOUND_GET_ALL: + if (call_info.iface_entry->get_all_properties_cb) + call_info.iface_entry->get_all_properties_cb(connection, message, call_info.iface_entry->userdata); + else { + DBusMessage *dummy_reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + + pa_assert_se(dummy_reply = dbus_message_new_method_return(message)); + dbus_message_iter_init_append(dummy_reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + pa_assert_se(dbus_connection_send(connection, dummy_reply, NULL)); + dbus_message_unref(dummy_reply); + } + break; + + case PROPERTY_ACCESS_DENIED: + pa_dbus_send_error(connection, message, DBUS_ERROR_ACCESS_DENIED, + "%s access denied for property %s", call_info.method, call_info.property); + break; + + case NO_SUCH_METHOD: + pa_dbus_send_error(connection, message, DBUS_ERROR_UNKNOWN_METHOD, "No such method: %s", call_info.method); + break; + + case NO_SUCH_PROPERTY: + pa_dbus_send_error(connection, message, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "No such property: %s", call_info.property); + break; + + case INVALID_METHOD_SIG: + pa_dbus_send_error(connection, message, DBUS_ERROR_INVALID_ARGS, + "Invalid signature for method %s: '%s'. Expected '%s'.", + call_info.method, call_info.method_sig, call_info.expected_method_sig); + break; + + case INVALID_PROPERTY_SIG: + pa_dbus_send_error(connection, message, DBUS_ERROR_INVALID_ARGS, + "Invalid signature for property %s: '%s'. Expected '%s'.", + call_info.property, call_info.property_sig, call_info.expected_property_sig); + + default: + pa_assert_not_reached(); + } + +finish: + return DBUS_HANDLER_RESULT_HANDLED; +} + +static DBusObjectPathVTable vtable = { + .unregister_function = NULL, + .message_function = handle_message_cb, + .dbus_internal_pad1 = NULL, + .dbus_internal_pad2 = NULL, + .dbus_internal_pad3 = NULL, + .dbus_internal_pad4 = NULL +}; + +static void register_object(pa_dbus_protocol *p, struct object_entry *obj_entry) { + struct connection_entry *conn_entry; + void *state = NULL; + + pa_assert(p); + pa_assert(obj_entry); + + PA_HASHMAP_FOREACH(conn_entry, p->connections, state) + pa_assert_se(dbus_connection_register_object_path(conn_entry->connection, obj_entry->path, &vtable, p)); +} + +static pa_dbus_arg_info *copy_args(const pa_dbus_arg_info *src, unsigned n) { + pa_dbus_arg_info *dst; + unsigned i; + + if (n == 0) + return NULL; + + pa_assert(src); + + dst = pa_xnew0(pa_dbus_arg_info, n); + + for (i = 0; i < n; ++i) { + dst[i].name = pa_xstrdup(src[i].name); + dst[i].type = pa_xstrdup(src[i].type); + dst[i].direction = pa_xstrdup(src[i].direction); + } + + return dst; +} + +static pa_hashmap *create_method_handlers(const pa_dbus_interface_info *info) { + pa_hashmap *handlers; + unsigned i; + + pa_assert(info); + pa_assert(info->method_handlers || info->n_method_handlers == 0); + + handlers = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + for (i = 0; i < info->n_method_handlers; ++i) { + pa_dbus_method_handler *h = pa_xnew(pa_dbus_method_handler, 1); + h->method_name = pa_xstrdup(info->method_handlers[i].method_name); + h->arguments = copy_args(info->method_handlers[i].arguments, info->method_handlers[i].n_arguments); + h->n_arguments = info->method_handlers[i].n_arguments; + h->receive_cb = info->method_handlers[i].receive_cb; + + pa_hashmap_put(handlers, h->method_name, h); + } + + return handlers; +} + +static pa_hashmap *extract_method_signatures(pa_hashmap *method_handlers) { + pa_hashmap *signatures = NULL; + pa_dbus_method_handler *handler = NULL; + void *state = NULL; + pa_strbuf *sig_buf = NULL; + unsigned i = 0; + + pa_assert(method_handlers); + + signatures = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + PA_HASHMAP_FOREACH(handler, method_handlers, state) { + sig_buf = pa_strbuf_new(); + + for (i = 0; i < handler->n_arguments; ++i) { + if (pa_streq(handler->arguments[i].direction, "in")) + pa_strbuf_puts(sig_buf, handler->arguments[i].type); + } + + pa_hashmap_put(signatures, handler->method_name, pa_strbuf_tostring_free(sig_buf)); + } + + return signatures; +} + +static pa_hashmap *create_property_handlers(const pa_dbus_interface_info *info) { + pa_hashmap *handlers; + unsigned i = 0; + + pa_assert(info); + pa_assert(info->property_handlers || info->n_property_handlers == 0); + + handlers = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + for (i = 0; i < info->n_property_handlers; ++i) { + pa_dbus_property_handler *h = pa_xnew(pa_dbus_property_handler, 1); + h->property_name = pa_xstrdup(info->property_handlers[i].property_name); + h->type = pa_xstrdup(info->property_handlers[i].type); + h->get_cb = info->property_handlers[i].get_cb; + h->set_cb = info->property_handlers[i].set_cb; + + pa_hashmap_put(handlers, h->property_name, h); + } + + return handlers; +} + +static pa_dbus_signal_info *copy_signals(const pa_dbus_interface_info *info) { + pa_dbus_signal_info *dst; + unsigned i; + + pa_assert(info); + + if (info->n_signals == 0) + return NULL; + + pa_assert(info->signals); + + dst = pa_xnew(pa_dbus_signal_info, info->n_signals); + + for (i = 0; i < info->n_signals; ++i) { + dst[i].name = pa_xstrdup(info->signals[i].name); + dst[i].arguments = copy_args(info->signals[i].arguments, info->signals[i].n_arguments); + dst[i].n_arguments = info->signals[i].n_arguments; + } + + return dst; +} + +int pa_dbus_protocol_add_interface(pa_dbus_protocol *p, + const char *path, + const pa_dbus_interface_info *info, + void *userdata) { + struct object_entry *obj_entry; + struct interface_entry *iface_entry; + pa_bool_t obj_entry_created = FALSE; + + pa_assert(p); + pa_assert(path); + pa_assert(info); + pa_assert(info->name); + pa_assert(info->method_handlers || info->n_method_handlers == 0); + pa_assert(info->property_handlers || info->n_property_handlers == 0); + pa_assert(info->get_all_properties_cb || info->n_property_handlers == 0); + pa_assert(info->signals || info->n_signals == 0); + + if (!(obj_entry = pa_hashmap_get(p->objects, path))) { + obj_entry = pa_xnew(struct object_entry, 1); + obj_entry->path = pa_xstrdup(path); + obj_entry->interfaces = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + obj_entry->introspection = NULL; + + pa_hashmap_put(p->objects, path, obj_entry); + obj_entry_created = TRUE; + } + + if (pa_hashmap_get(obj_entry->interfaces, info->name) != NULL) + goto fail; /* The interface was already registered. */ + + iface_entry = pa_xnew(struct interface_entry, 1); + iface_entry->name = pa_xstrdup(info->name); + iface_entry->method_handlers = create_method_handlers(info); + iface_entry->method_signatures = extract_method_signatures(iface_entry->method_handlers); + iface_entry->property_handlers = create_property_handlers(info); + iface_entry->get_all_properties_cb = info->get_all_properties_cb; + iface_entry->signals = copy_signals(info); + iface_entry->n_signals = info->n_signals; + iface_entry->userdata = userdata; + pa_hashmap_put(obj_entry->interfaces, iface_entry->name, iface_entry); + + update_introspection(obj_entry); + + if (obj_entry_created) + register_object(p, obj_entry); + + pa_log_debug("Interface %s added for object %s", iface_entry->name, obj_entry->path); + + return 0; + +fail: + if (obj_entry_created) { + pa_hashmap_remove(p->objects, path); + pa_xfree(obj_entry); + } + + return -1; +} + +static void unregister_object(pa_dbus_protocol *p, struct object_entry *obj_entry) { + struct connection_entry *conn_entry; + void *state = NULL; + + pa_assert(p); + pa_assert(obj_entry); + + PA_HASHMAP_FOREACH(conn_entry, p->connections, state) + pa_assert_se(dbus_connection_unregister_object_path(conn_entry->connection, obj_entry->path)); +} + +static void method_handler_free_cb(void *p, void *userdata) { + pa_dbus_method_handler *h = p; + unsigned i; + + pa_assert(h); + + pa_xfree((char *) h->method_name); + + for (i = 0; i < h->n_arguments; ++i) { + pa_xfree((char *) h->arguments[i].name); + pa_xfree((char *) h->arguments[i].type); + pa_xfree((char *) h->arguments[i].direction); + } + + pa_xfree((pa_dbus_arg_info *) h->arguments); +} + +static void method_signature_free_cb(void *p, void *userdata) { + pa_assert(p); + + pa_xfree(p); +} + +static void property_handler_free_cb(void *p, void *userdata) { + pa_dbus_property_handler *h = p; + + pa_assert(h); + + pa_xfree((char *) h->property_name); + pa_xfree((char *) h->type); + + pa_xfree(h); +} + +int pa_dbus_protocol_remove_interface(pa_dbus_protocol *p, const char* path, const char* interface) { + struct object_entry *obj_entry; + struct interface_entry *iface_entry; + unsigned i; + + pa_assert(p); + pa_assert(path); + pa_assert(interface); + + if (!(obj_entry = pa_hashmap_get(p->objects, path))) + return -1; + + if (!(iface_entry = pa_hashmap_remove(obj_entry->interfaces, interface))) + return -1; + + update_introspection(obj_entry); + + pa_log_debug("Interface %s removed from object %s", iface_entry->name, obj_entry->path); + + pa_xfree(iface_entry->name); + pa_hashmap_free(iface_entry->method_handlers, method_handler_free_cb, NULL); + pa_hashmap_free(iface_entry->method_signatures, method_signature_free_cb, NULL); + pa_hashmap_free(iface_entry->property_handlers, property_handler_free_cb, NULL); + + for (i = 0; i < iface_entry->n_signals; ++i) { + unsigned j; + + pa_xfree((char *) iface_entry->signals[i].name); + + for (j = 0; j < iface_entry->signals[i].n_arguments; ++j) { + pa_xfree((char *) iface_entry->signals[i].arguments[j].name); + pa_xfree((char *) iface_entry->signals[i].arguments[j].type); + pa_assert(iface_entry->signals[i].arguments[j].direction == NULL); + } + + pa_xfree((pa_dbus_arg_info *) iface_entry->signals[i].arguments); + } + + pa_xfree(iface_entry->signals); + pa_xfree(iface_entry); + + if (pa_hashmap_isempty(obj_entry->interfaces)) { + unregister_object(p, obj_entry); + + pa_hashmap_remove(p->objects, path); + pa_xfree(obj_entry->path); + pa_hashmap_free(obj_entry->interfaces, NULL, NULL); + pa_xfree(obj_entry->introspection); + pa_xfree(obj_entry); + } + + return 0; +} + +static void register_all_objects(pa_dbus_protocol *p, DBusConnection *conn) { + struct object_entry *obj_entry; + void *state = NULL; + + pa_assert(p); + pa_assert(conn); + + PA_HASHMAP_FOREACH(obj_entry, p->objects, state) + pa_assert_se(dbus_connection_register_object_path(conn, obj_entry->path, &vtable, p)); +} + +int pa_dbus_protocol_register_connection(pa_dbus_protocol *p, DBusConnection *conn, pa_client *client) { + struct connection_entry *conn_entry; + + pa_assert(p); + pa_assert(conn); + pa_assert(client); + + if (pa_hashmap_get(p->connections, conn)) + return -1; /* The connection was already registered. */ + + register_all_objects(p, conn); + + conn_entry = pa_xnew(struct connection_entry, 1); + conn_entry->connection = dbus_connection_ref(conn); + conn_entry->client = client; + conn_entry->listening_for_all_signals = FALSE; + conn_entry->all_signals_objects = pa_idxset_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + conn_entry->listening_signals = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + pa_hashmap_put(p->connections, conn, conn_entry); + + return 0; +} + +static void unregister_all_objects(pa_dbus_protocol *p, DBusConnection *conn) { + struct object_entry *obj_entry; + void *state = NULL; + + pa_assert(p); + pa_assert(conn); + + PA_HASHMAP_FOREACH(obj_entry, p->objects, state) + pa_assert_se(dbus_connection_unregister_object_path(conn, obj_entry->path)); +} + +static void free_listened_object_name_cb(void *p, void *userdata) { + pa_assert(p); + + pa_xfree(p); +} + +static void free_listening_signals_idxset_cb(void *p, void *userdata) { + pa_idxset *set = p; + + pa_assert(set); + + pa_idxset_free(set, free_listened_object_name_cb, NULL); +} + +int pa_dbus_protocol_unregister_connection(pa_dbus_protocol *p, DBusConnection *conn) { + struct connection_entry *conn_entry; + + pa_assert(p); + pa_assert(conn); + + if (!(conn_entry = pa_hashmap_remove(p->connections, conn))) + return -1; + + unregister_all_objects(p, conn); + + dbus_connection_unref(conn_entry->connection); + pa_idxset_free(conn_entry->all_signals_objects, free_listened_object_name_cb, NULL); + pa_hashmap_free(conn_entry->listening_signals, free_listening_signals_idxset_cb, NULL); + pa_xfree(conn_entry); + + return 0; +} + +pa_client *pa_dbus_protocol_get_client(pa_dbus_protocol *p, DBusConnection *conn) { + struct connection_entry *conn_entry; + + pa_assert(p); + pa_assert(conn); + + if (!(conn_entry = pa_hashmap_get(p->connections, conn))) + return NULL; + + return conn_entry->client; +} + +void pa_dbus_protocol_add_signal_listener( + pa_dbus_protocol *p, + DBusConnection *conn, + const char *signal, + char **objects, + unsigned n_objects) { + struct connection_entry *conn_entry; + pa_idxset *object_set; + char *object_path; + unsigned i; + + pa_assert(p); + pa_assert(conn); + pa_assert(objects || n_objects == 0); + + pa_assert_se((conn_entry = pa_hashmap_get(p->connections, conn))); + + /* all_signals_objects will either be emptied or replaced with new objects, + * so we empty it here unconditionally. If listening_for_all_signals is + * currently FALSE, the idxset is empty already. */ + while ((object_path = pa_idxset_steal_first(conn_entry->all_signals_objects, NULL))) + pa_xfree(object_path); + + if (signal) { + conn_entry->listening_for_all_signals = FALSE; + + /* Replace the old object list with a new one. */ + if ((object_set = pa_hashmap_remove(conn_entry->listening_signals, signal))) + pa_idxset_free(object_set, free_listened_object_name_cb, NULL); + object_set = pa_idxset_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + for (i = 0; i < n_objects; ++i) + pa_idxset_put(object_set, pa_xstrdup(objects[i]), NULL); + + pa_hashmap_put(conn_entry->listening_signals, signal, object_set); + + } else { + conn_entry->listening_for_all_signals = TRUE; + + /* We're not interested in individual signals anymore, so let's empty + * listening_signals. */ + while ((object_set = pa_hashmap_steal_first(conn_entry->listening_signals))) + pa_idxset_free(object_set, free_listened_object_name_cb, NULL); + + for (i = 0; i < n_objects; ++i) + pa_idxset_put(conn_entry->all_signals_objects, pa_xstrdup(objects[i]), NULL); + } +} + +void pa_dbus_protocol_remove_signal_listener(pa_dbus_protocol *p, DBusConnection *conn, const char *signal) { + struct connection_entry *conn_entry; + pa_idxset *object_set; + + pa_assert(p); + pa_assert(conn); + + pa_assert_se((conn_entry = pa_hashmap_get(p->connections, conn))); + + if (signal) { + if ((object_set = pa_hashmap_get(conn_entry->listening_signals, signal))) + pa_idxset_free(object_set, free_listened_object_name_cb, NULL); + + } else { + char *object_path; + + conn_entry->listening_for_all_signals = FALSE; + + while ((object_path = pa_idxset_steal_first(conn_entry->all_signals_objects, NULL))) + pa_xfree(object_path); + + while ((object_set = pa_hashmap_steal_first(conn_entry->listening_signals))) + pa_idxset_free(object_set, free_listened_object_name_cb, NULL); + } +} + +void pa_dbus_protocol_send_signal(pa_dbus_protocol *p, DBusMessage *signal) { + struct connection_entry *conn_entry; + void *state = NULL; + pa_idxset *object_set; + DBusMessage *signal_copy; + char *signal_string; + + pa_assert(p); + pa_assert(signal); + pa_assert(dbus_message_get_type(signal) == DBUS_MESSAGE_TYPE_SIGNAL); + pa_assert_se(dbus_message_get_interface(signal)); + pa_assert_se(dbus_message_get_member(signal)); + + signal_string = pa_sprintf_malloc("%s.%s", dbus_message_get_interface(signal), dbus_message_get_member(signal)); + + PA_HASHMAP_FOREACH(conn_entry, p->connections, state) { + if ((conn_entry->listening_for_all_signals /* Case 1: listening for all signals */ + && (pa_idxset_get_by_data(conn_entry->all_signals_objects, dbus_message_get_path(signal), NULL) + || pa_idxset_isempty(conn_entry->all_signals_objects))) + + || (!conn_entry->listening_for_all_signals /* Case 2: not listening for all signals */ + && (object_set = pa_hashmap_get(conn_entry->listening_signals, signal_string)) + && (pa_idxset_get_by_data(object_set, dbus_message_get_path(signal), NULL) + || pa_idxset_isempty(object_set)))) { + + pa_assert_se(signal_copy = dbus_message_copy(signal)); + pa_assert_se(dbus_connection_send(conn_entry->connection, signal_copy, NULL)); + dbus_message_unref(signal_copy); + } + } + + pa_xfree(signal_string); +} + +const char **pa_dbus_protocol_get_extensions(pa_dbus_protocol *p, unsigned *n) { + const char **extensions; + const char *ext_name; + void *state = NULL; + unsigned i = 0; + + pa_assert(p); + pa_assert(n); + + *n = pa_idxset_size(p->extensions); + + if (*n <= 0) + return NULL; + + extensions = pa_xnew(const char *, *n); + + while ((ext_name = pa_idxset_iterate(p->extensions, &state, NULL))) + extensions[i++] = ext_name; + + return extensions; +} + +int pa_dbus_protocol_register_extension(pa_dbus_protocol *p, const char *name) { + char *internal_name; + + pa_assert(p); + pa_assert(name); + + internal_name = pa_xstrdup(name); + + if (pa_idxset_put(p->extensions, internal_name, NULL) < 0) { + pa_xfree(internal_name); + return -1; + } + + pa_hook_fire(&p->hooks[PA_DBUS_PROTOCOL_HOOK_EXTENSION_REGISTERED], internal_name); + + return 0; +} + +int pa_dbus_protocol_unregister_extension(pa_dbus_protocol *p, const char *name) { + char *internal_name; + + pa_assert(p); + pa_assert(name); + + if (!(internal_name = pa_idxset_remove_by_data(p->extensions, name, NULL))) + return -1; + + pa_hook_fire(&p->hooks[PA_DBUS_PROTOCOL_HOOK_EXTENSION_UNREGISTERED], internal_name); + + pa_xfree(internal_name); + + return 0; +} + +pa_hook_slot *pa_dbus_protocol_hook_connect( + pa_dbus_protocol *p, + pa_dbus_protocol_hook_t hook, + pa_hook_priority_t prio, + pa_hook_cb_t cb, + void *data) { + pa_assert(p); + pa_assert(hook < PA_DBUS_PROTOCOL_HOOK_MAX); + pa_assert(cb); + + return pa_hook_connect(&p->hooks[hook], prio, cb, data); +} diff --git a/src/pulsecore/protocol-dbus.h b/src/pulsecore/protocol-dbus.h new file mode 100644 index 00000000..6d100f7c --- /dev/null +++ b/src/pulsecore/protocol-dbus.h @@ -0,0 +1,217 @@ +#ifndef fooprotocoldbushfoo +#define fooprotocoldbushfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include <dbus/dbus.h> + +#include <pulsecore/core.h> +#include <pulsecore/macro.h> + +#define PA_DBUS_DEFAULT_PORT 24883 +#define PA_DBUS_SOCKET_NAME "dbus-socket" + +#define PA_DBUS_SYSTEM_SOCKET_PATH PA_SYSTEM_RUNTIME_PATH PA_PATH_SEP PA_DBUS_SOCKET_NAME + +#define PA_DBUS_CORE_INTERFACE "org.PulseAudio.Core1" +#define PA_DBUS_CORE_OBJECT_PATH "/org/pulseaudio/core1" + +#define PA_DBUS_ERROR_NO_SUCH_PROPERTY PA_DBUS_CORE_INTERFACE ".NoSuchPropertyError" +#define PA_DBUS_ERROR_NOT_FOUND PA_DBUS_CORE_INTERFACE ".NotFoundError" + +/* Returns the default address of the server type in the escaped form. For + * PA_SERVER_TYPE_NONE an empty string is returned. The caller frees the + * string. */ +char *pa_get_dbus_address_from_server_type(pa_server_type_t server_type); + +typedef struct pa_dbus_protocol pa_dbus_protocol; + +/* This function either creates a new pa_dbus_protocol object, or if one + * already exists, increases the reference count. */ +pa_dbus_protocol* pa_dbus_protocol_get(pa_core *c); + +pa_dbus_protocol* pa_dbus_protocol_ref(pa_dbus_protocol *p); +void pa_dbus_protocol_unref(pa_dbus_protocol *p); + +/* Called when a received message needs handling. Completely ignoring the + * message isn't a good idea; if you can't handle the message, reply with an + * error. + * + * The message signature is already checked against the introspection data, so + * you don't have to do that yourself. + * + * All messages are method calls. */ +typedef void (*pa_dbus_receive_cb_t)(DBusConnection *conn, DBusMessage *msg, void *userdata); + +/* A specialized version of pa_dbus_receive_cb_t: the additional iterator + * argument points to the element inside the new value variant. + * + * The new value signature is checked against the introspection data, so you + * don't have to do that yourself. */ +typedef void (*pa_dbus_set_property_cb_t)(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); + +typedef struct pa_dbus_arg_info { + const char *name; + const char *type; + const char *direction; /* NULL for signal arguments. */ +} pa_dbus_arg_info; + +typedef struct pa_dbus_signal_info { + const char *name; + const pa_dbus_arg_info *arguments; /* NULL, if the signal has no args. */ + unsigned n_arguments; +} pa_dbus_signal_info; + +typedef struct pa_dbus_method_handler { + const char *method_name; + const pa_dbus_arg_info *arguments; /* NULL, if the method has no args. */ + unsigned n_arguments; + pa_dbus_receive_cb_t receive_cb; +} pa_dbus_method_handler; + +typedef struct pa_dbus_property_handler { + const char *property_name; + const char *type; + + /* The access mode for the property is determined by checking whether + * get_cb or set_cb is NULL. */ + pa_dbus_receive_cb_t get_cb; + pa_dbus_set_property_cb_t set_cb; +} pa_dbus_property_handler; + +typedef struct pa_dbus_interface_info { + const char* name; + const pa_dbus_method_handler *method_handlers; /* NULL, if the interface has no methods. */ + unsigned n_method_handlers; + const pa_dbus_property_handler *property_handlers; /* NULL, if the interface has no properties. */ + unsigned n_property_handlers; + const pa_dbus_receive_cb_t get_all_properties_cb; /* May be NULL, in which case GetAll returns an error. */ + const pa_dbus_signal_info *signals; /* NULL, if the interface has no signals. */ + unsigned n_signals; +} pa_dbus_interface_info; + + +/* The following functions may only be called from the main thread. */ + +/* Registers the given interface to the given object path. It doesn't matter + * whether or not the object has already been registered; if it is, then its + * interface set is extended. + * + * Introspection requests are handled automatically. + * + * Userdata is passed to all the callbacks. + * + * Fails and returns a negative number if the object already has the interface + * registered. */ +int pa_dbus_protocol_add_interface(pa_dbus_protocol *p, const char *path, const pa_dbus_interface_info *info, void *userdata); + +/* Returns a negative number if the given object doesn't have the given + * interface registered. */ +int pa_dbus_protocol_remove_interface(pa_dbus_protocol *p, const char* path, const char* interface); + +/* Fails and returns a negative number if the connection is already + * registered. */ +int pa_dbus_protocol_register_connection(pa_dbus_protocol *p, DBusConnection *conn, pa_client *client); + +/* Returns a negative number if the connection isn't registered. */ +int pa_dbus_protocol_unregister_connection(pa_dbus_protocol *p, DBusConnection *conn); + +/* Returns NULL if the connection isn't registered. */ +pa_client *pa_dbus_protocol_get_client(pa_dbus_protocol *p, DBusConnection *conn); + +/* Enables signal receiving for the given connection. The connection must have + * been registered earlier. The signal string must contain both the signal + * interface and the signal name, concatenated using a period as the separator. + * + * If the signal argument is NULL, all signals will be sent to the connection, + * otherwise calling this function only adds the given signal to the list of + * signals that will be delivered to the connection. + * + * The objects argument is a list of object paths. If the list is not empty, + * only signals from the given objects are delivered. If this function is + * called multiple time for the same connection and signal, the latest call + * always replaces the previous object list. */ +void pa_dbus_protocol_add_signal_listener( + pa_dbus_protocol *p, + DBusConnection *conn, + const char *signal, + char **objects, + unsigned n_objects); + +/* Disables the delivery of the signal for the given connection. The connection + * must have been registered. If signal is NULL, all signals are disabled. If + * signal is non-NULL and _add_signal_listener() was previously called with + * NULL signal (causing all signals to be enabled), this function doesn't do + * anything. Also, if the signal wasn't enabled before, this function doesn't + * do anything in that case either. */ +void pa_dbus_protocol_remove_signal_listener(pa_dbus_protocol *p, DBusConnection *conn, const char *signal); + +/* Sends the given signal to all interested clients. By default no signals are + * sent - clients have to explicitly to request signals by calling + * .Core1.ListenForSignal. That method's handler then calls + * pa_dbus_protocol_add_signal_listener(). */ +void pa_dbus_protocol_send_signal(pa_dbus_protocol *p, DBusMessage *signal); + +/* Returns an array of extension identifier strings. The strings pointers point + * to the internal copies, so don't free the strings. The caller must free the + * array, however. Also, do not save the returned pointer or any of the string + * pointers, because the contained strings may be freed at any time. If you + * need to save the array, copy it. */ +const char **pa_dbus_protocol_get_extensions(pa_dbus_protocol *p, unsigned *n); + +/* Modules that want to provide a D-Bus interface for clients should register + * an identifier that the clients can use to check whether the additional + * functionality is available. + * + * This function registers the extension with the given name. It is recommended + * that the name follows the D-Bus interface naming convention, so that the + * names remain unique in case there will be at some point in the future + * extensions that aren't included with the main PulseAudio source tree. For + * in-tree extensions the convention is to use the org.PulseAudio.Ext + * namespace. + * + * It is suggested that the name contains a version number, and whenever the + * extension interface is modified in non-backwards compatible way, the version + * number is incremented. + * + * Fails and returns a negative number if the extension is already registered. + */ +int pa_dbus_protocol_register_extension(pa_dbus_protocol *p, const char *name); + +/* Returns a negative number if the extension isn't registered. */ +int pa_dbus_protocol_unregister_extension(pa_dbus_protocol *p, const char *name); + +/* All hooks have the pa_dbus_protocol object as hook data. */ +typedef enum pa_dbus_protocol_hook { + PA_DBUS_PROTOCOL_HOOK_EXTENSION_REGISTERED, /* Extension name as call data. */ + PA_DBUS_PROTOCOL_HOOK_EXTENSION_UNREGISTERED, /* Extension name as call data. */ + PA_DBUS_PROTOCOL_HOOK_MAX +} pa_dbus_protocol_hook_t; + +pa_hook_slot *pa_dbus_protocol_hook_connect( + pa_dbus_protocol *p, + pa_dbus_protocol_hook_t hook, + pa_hook_priority_t prio, + pa_hook_cb_t cb, + void *data); + +#endif diff --git a/src/pulsecore/protocol-esound.c b/src/pulsecore/protocol-esound.c index f64552aa..2326eb3a 100644 --- a/src/pulsecore/protocol-esound.c +++ b/src/pulsecore/protocol-esound.c @@ -120,9 +120,8 @@ typedef struct connection { pa_time_event *auth_timeout_event; } connection; -PA_DECLARE_CLASS(connection); +PA_DEFINE_PRIVATE_CLASS(connection, pa_msgobject); #define CONNECTION(o) (connection_cast(o)) -static PA_DEFINE_CHECK_TYPE(connection, pa_msgobject); struct pa_esound_protocol { PA_REFCNT_DECLARE; @@ -430,7 +429,7 @@ static int esd_proto_stream_play(connection *c, esd_proto_t request, const void sdata.sink = sink; pa_sink_input_new_data_set_sample_spec(&sdata, &ss); - pa_sink_input_new(&c->sink_input, c->protocol->core, &sdata, 0); + pa_sink_input_new(&c->sink_input, c->protocol->core, &sdata); pa_sink_input_new_data_done(&sdata); CHECK_VALIDITY(c->sink_input, "Failed to create sink input."); @@ -526,7 +525,7 @@ static int esd_proto_stream_record(connection *c, esd_proto_t request, const voi sdata.source = source; pa_source_output_new_data_set_sample_spec(&sdata, &ss); - pa_source_output_new(&c->source_output, c->protocol->core, &sdata, 0); + pa_source_output_new(&c->source_output, c->protocol->core, &sdata); pa_source_output_new_data_done(&sdata); CHECK_VALIDITY(c->source_output, "Failed to create source output."); @@ -772,7 +771,6 @@ static int esd_proto_stream_pan(connection *c, esd_proto_t request, const void * memcpy(&rvolume, data, sizeof(uint32_t)); rvolume = PA_MAYBE_UINT32_SWAP(c->swap_byte_order, rvolume); - data = (const char*)data + sizeof(uint32_t); if ((conn = pa_idxset_get_by_index(c->protocol->connections, idx)) && conn->sink_input) { pa_cvolume volume; @@ -810,7 +808,6 @@ static int esd_proto_sample_pan(connection *c, esd_proto_t request, const void * memcpy(&rvolume, data, sizeof(uint32_t)); rvolume = PA_MAYBE_UINT32_SWAP(c->swap_byte_order, rvolume); - data = (const char*)data + sizeof(uint32_t); volume.values[0] = (lvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE; volume.values[1] = (rvolume*PA_VOLUME_NORM)/ESD_VOLUME_BASE; @@ -1124,7 +1121,7 @@ static int do_read(connection *c) { ssize_t r; size_t l; void *p; - size_t space; + size_t space = 0; pa_assert(c->input_memblockq); diff --git a/src/pulsecore/protocol-http.c b/src/pulsecore/protocol-http.c index 5220cc91..c09e5348 100644 --- a/src/pulsecore/protocol-http.c +++ b/src/pulsecore/protocol-http.c @@ -533,7 +533,7 @@ static void handle_listen_prefix(struct connection *c, const char *source_name) pa_source_output_new_data_set_sample_spec(&data, &ss); pa_source_output_new_data_set_channel_map(&data, &cm); - pa_source_output_new(&c->source_output, c->protocol->core, &data, 0); + pa_source_output_new(&c->source_output, c->protocol->core, &data); pa_source_output_new_data_done(&data); if (!c->source_output) { diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c index 9a37c565..bb29a196 100644 --- a/src/pulsecore/protocol-native.c +++ b/src/pulsecore/protocol-native.c @@ -98,17 +98,15 @@ typedef struct record_stream { pa_usec_t current_source_latency; } record_stream; -PA_DECLARE_CLASS(record_stream); #define RECORD_STREAM(o) (record_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(record_stream, pa_msgobject); +PA_DEFINE_PRIVATE_CLASS(record_stream, pa_msgobject); typedef struct output_stream { pa_msgobject parent; } output_stream; -PA_DECLARE_CLASS(output_stream); #define OUTPUT_STREAM(o) (output_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(output_stream, pa_msgobject); +PA_DEFINE_PRIVATE_CLASS(output_stream, pa_msgobject); typedef struct playback_stream { output_stream parent; @@ -138,9 +136,8 @@ typedef struct playback_stream { uint64_t playing_for, underrun_for; } playback_stream; -PA_DECLARE_CLASS(playback_stream); #define PLAYBACK_STREAM(o) (playback_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(playback_stream, output_stream); +PA_DEFINE_PRIVATE_CLASS(playback_stream, output_stream); typedef struct upload_stream { output_stream parent; @@ -156,9 +153,8 @@ typedef struct upload_stream { pa_proplist *proplist; } upload_stream; -PA_DECLARE_CLASS(upload_stream); #define UPLOAD_STREAM(o) (upload_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(upload_stream, output_stream); +PA_DEFINE_PRIVATE_CLASS(upload_stream, output_stream); struct pa_native_connection { pa_msgobject parent; @@ -176,9 +172,8 @@ struct pa_native_connection { pa_time_event *auth_timeout_event; }; -PA_DECLARE_CLASS(pa_native_connection); #define PA_NATIVE_CONNECTION(o) (pa_native_connection_cast(o)) -static PA_DEFINE_CHECK_TYPE(pa_native_connection, pa_msgobject); +PA_DEFINE_PRIVATE_CLASS(pa_native_connection, pa_msgobject); struct pa_native_protocol { PA_REFCNT_DECLARE; @@ -633,7 +628,6 @@ static record_stream* record_stream_new( record_stream *s; pa_source_output *source_output = NULL; - size_t base; pa_source_output_new_data data; pa_assert(c); @@ -653,8 +647,9 @@ static record_stream* record_stream_new( pa_source_output_new_data_set_channel_map(&data, map); if (peak_detect) data.resample_method = PA_RESAMPLER_PEAKS; + data.flags = flags; - *ret = -pa_source_output_new(&source_output, c->protocol->core, &data, flags); + *ret = -pa_source_output_new(&source_output, c->protocol->core, &data); pa_source_output_new_data_done(&data); @@ -686,7 +681,7 @@ static record_stream* record_stream_new( 0, s->buffer_attr.maxlength, 0, - base = pa_frame_size(&source_output->sample_spec), + pa_frame_size(&source_output->sample_spec), 1, 0, 0, @@ -762,6 +757,7 @@ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, return -1; switch (code) { + case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA: { pa_tagstruct *t; int l = 0; @@ -830,24 +826,26 @@ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, pa_pstream_send_simple_ack(s->connection->pstream, PA_PTR_TO_UINT(userdata)); break; - case PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH: { - pa_tagstruct *t; + case PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH: s->buffer_attr.tlength = (uint32_t) offset; - t = pa_tagstruct_new(NULL, 0); - pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED); - pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ - pa_tagstruct_putu32(t, s->index); - pa_tagstruct_putu32(t, s->buffer_attr.maxlength); - pa_tagstruct_putu32(t, s->buffer_attr.tlength); - pa_tagstruct_putu32(t, s->buffer_attr.prebuf); - pa_tagstruct_putu32(t, s->buffer_attr.minreq); - pa_tagstruct_put_usec(t, s->configured_sink_latency); - pa_pstream_send_tagstruct(s->connection->pstream, t); + if (s->connection->version >= 15) { + pa_tagstruct *t; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_putu32(t, s->buffer_attr.maxlength); + pa_tagstruct_putu32(t, s->buffer_attr.tlength); + pa_tagstruct_putu32(t, s->buffer_attr.prebuf); + pa_tagstruct_putu32(t, s->buffer_attr.minreq); + pa_tagstruct_put_usec(t, s->configured_sink_latency); + pa_pstream_send_tagstruct(s->connection->pstream, t); + } break; - } } return 0; @@ -1004,6 +1002,7 @@ static playback_stream* playback_stream_new( pa_proplist *p, pa_bool_t adjust_latency, pa_bool_t early_requests, + pa_bool_t relative_volume, int *ret) { playback_stream *s, *ssync; @@ -1046,16 +1045,25 @@ static playback_stream* playback_stream_new( data.driver = __FILE__; data.module = c->options->module; data.client = c->client; - data.sink = sink; + if (sink) { + data.sink = sink; + data.save_sink = TRUE; + } pa_sink_input_new_data_set_sample_spec(&data, ss); pa_sink_input_new_data_set_channel_map(&data, map); - if (volume) + if (volume) { pa_sink_input_new_data_set_volume(&data, volume); - if (muted_set) + data.volume_is_absolute = !relative_volume; + data.save_volume = TRUE; + } + if (muted_set) { pa_sink_input_new_data_set_muted(&data, muted); + data.save_muted = TRUE; + } data.sync_base = ssync ? ssync->sink_input : NULL; + data.flags = flags; - *ret = -pa_sink_input_new(&sink_input, c->protocol->core, &data, flags); + *ret = -pa_sink_input_new(&sink_input, c->protocol->core, &data); pa_sink_input_new_data_done(&data); @@ -1130,6 +1138,12 @@ static void playback_stream_request_bytes(playback_stream *s) { m = pa_memblockq_pop_missing(s->memblockq); + /* pa_log("request_bytes(%lu) (tlength=%lu minreq=%lu length=%lu)", */ + /* (unsigned long) m, */ + /* pa_memblockq_get_tlength(s->memblockq), */ + /* pa_memblockq_get_minreq(s->memblockq), */ + /* pa_memblockq_get_length(s->memblockq)); */ + if (m <= 0) return; @@ -1143,7 +1157,6 @@ static void playback_stream_request_bytes(playback_stream *s) { pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, NULL, 0, NULL, NULL); } - /* Called from main context */ static void playback_stream_send_killed(playback_stream *p) { pa_tagstruct *t; @@ -1288,7 +1301,8 @@ static void handle_seek(playback_stream *s, int64_t indexw) { pa_log_debug("Requesting rewind due to end of underrun."); pa_sink_input_request_rewind(s->sink_input, - (size_t) (s->sink_input->thread_info.underrun_for == (size_t) -1 ? 0 : s->sink_input->thread_info.underrun_for), + (size_t) (s->sink_input->thread_info.underrun_for == (uint64_t) -1 ? 0 : + s->sink_input->thread_info.underrun_for), FALSE, TRUE, FALSE); } @@ -1345,7 +1359,9 @@ static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int /* pa_log("sink input post: %lu %lli", (unsigned long) chunk->length, (long long) windex); */ if (pa_memblockq_push_align(s->memblockq, chunk) < 0) { - pa_log_warn("Failed to push data into queue"); + + if (pa_log_ratelimit()) + pa_log_warn("Failed to push data into queue"); pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_OVERFLOW, NULL, 0, NULL, NULL); pa_memblockq_seek(s->memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE); } @@ -1617,6 +1633,9 @@ static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) { s = PLAYBACK_STREAM(i->userdata); playback_stream_assert_ref(s); + if (!dest) + return; + fix_playback_buffer_attr(s); pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr); pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); @@ -1752,6 +1771,9 @@ static void source_output_moving_cb(pa_source_output *o, pa_source *dest) { s = RECORD_STREAM(o->userdata); record_stream_assert_ref(s); + if (!dest) + return; + fix_record_buffer_attr_pre(s); pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength); pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); @@ -1825,7 +1847,8 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u early_requests = FALSE, dont_inhibit_auto_suspend = FALSE, muted_set = FALSE, - fail_on_suspend = FALSE; + fail_on_suspend = FALSE, + relative_volume = FALSE; pa_sink_input_flags_t flags = 0; pa_proplist *p; pa_bool_t volume_set = TRUE; @@ -1856,7 +1879,7 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name(sink_name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); @@ -1918,6 +1941,15 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u } } + if (c->version >= 17) { + + if (pa_tagstruct_get_boolean(t, &relative_volume) < 0) { + protocol_error(c); + pa_proplist_free(p); + return; + } + } + if (!pa_tagstruct_eof(t)) { protocol_error(c); pa_proplist_free(p); @@ -1951,13 +1983,13 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u (no_move ? PA_SINK_INPUT_DONT_MOVE : 0) | (variable_rate ? PA_SINK_INPUT_VARIABLE_RATE : 0) | (dont_inhibit_auto_suspend ? PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) | - (fail_on_suspend ? PA_SINK_INPUT_FAIL_ON_SUSPEND : 0); + (fail_on_suspend ? PA_SINK_INPUT_NO_CREATE_ON_SUSPEND|PA_SINK_INPUT_KILL_ON_SUSPEND : 0); /* Only since protocol version 15 there's a seperate muted_set * flag. For older versions we synthesize it here */ muted_set = muted_set || muted; - s = playback_stream_new(c, sink, &ss, &map, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, &ret); + s = playback_stream_new(c, sink, &ss, &map, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, relative_volume, &ret); pa_proplist_free(p); CHECK_VALIDITY(c->pstream, s, tag, ret); @@ -2105,7 +2137,7 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !source_name || pa_namereg_is_valid_name(source_name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !source_name || pa_namereg_is_valid_name_or_wildcard(source_name, PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, source_index == PA_INVALID_INDEX || !source_name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !source_name || source_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); @@ -2207,7 +2239,7 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin (no_move ? PA_SOURCE_OUTPUT_DONT_MOVE : 0) | (variable_rate ? PA_SOURCE_OUTPUT_VARIABLE_RATE : 0) | (dont_inhibit_auto_suspend ? PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) | - (fail_on_suspend ? PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND : 0); + (fail_on_suspend ? PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND|PA_SOURCE_OUTPUT_KILL_ON_SUSPEND : 0); s = record_stream_new(c, source, &ss, &map, peak_detect, &attr, flags, p, adjust_latency, direct_on_input, early_requests, &ret); pa_proplist_free(p); @@ -2262,6 +2294,8 @@ static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_ta ret = pa_core_exit(c->protocol->core, FALSE, 0); CHECK_VALIDITY(c->pstream, ret >= 0, tag, PA_ERR_ACCESS); + pa_log_debug("Client %s asks us to terminate.", pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY))); + pa_pstream_send_simple_ack(c->pstream, tag); /* nonsense */ } @@ -2451,7 +2485,7 @@ static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_ } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_LOOKUP_SINK ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); if (command == PA_COMMAND_LOOKUP_SINK) { pa_sink *sink; @@ -2722,7 +2756,7 @@ static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag return; } - CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name(sink_name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); @@ -2826,7 +2860,7 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin PA_TAG_SAMPLE_SPEC, &fixed_ss, PA_TAG_CHANNEL_MAP, &sink->channel_map, PA_TAG_U32, sink->module ? sink->module->index : PA_INVALID_INDEX, - PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE, FALSE), + PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE), PA_TAG_BOOLEAN, pa_sink_get_mute(sink, FALSE), PA_TAG_U32, sink->monitor_source ? sink->monitor_source->index : PA_INVALID_INDEX, PA_TAG_STRING, sink->monitor_source ? sink->monitor_source->name : NULL, @@ -3096,7 +3130,12 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name || + (command == PA_COMMAND_GET_SINK_INFO && + pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SINK)) || + (command == PA_COMMAND_GET_SOURCE_INFO && + pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SOURCE)) || + pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -3323,6 +3362,7 @@ static void command_set_volume( pa_source *source = NULL; pa_sink_input *si = NULL; const char *name = NULL; + const char *client_name; pa_native_connection_assert_ref(c); pa_assert(t); @@ -3337,7 +3377,7 @@ static void command_set_volume( } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_VOLUME ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -3369,12 +3409,26 @@ static void command_set_volume( CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY); - if (sink) - pa_sink_set_volume(sink, &volume, TRUE, TRUE, TRUE, TRUE); - else if (source) + client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY)); + + if (sink) { + CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &sink->sample_spec), tag, PA_ERR_INVALID); + + pa_log_debug("Client %s changes volume of sink %s.", client_name, sink->name); + pa_sink_set_volume(sink, &volume, TRUE, TRUE); + } else if (source) { + CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &source->sample_spec), tag, PA_ERR_INVALID); + + pa_log_debug("Client %s changes volume of source %s.", client_name, source->name); pa_source_set_volume(source, &volume, TRUE); - else if (si) + } else if (si) { + CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &si->sample_spec), tag, PA_ERR_INVALID); + + pa_log_debug("Client %s changes volume of sink input %s.", + client_name, + pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME))); pa_sink_input_set_volume(si, &volume, TRUE, TRUE); + } pa_pstream_send_simple_ack(c->pstream, tag); } @@ -3392,7 +3446,7 @@ static void command_set_mute( pa_sink *sink = NULL; pa_source *source = NULL; pa_sink_input *si = NULL; - const char *name = NULL; + const char *name = NULL, *client_name; pa_native_connection_assert_ref(c); pa_assert(t); @@ -3407,7 +3461,7 @@ static void command_set_mute( } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_MUTE ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -3415,7 +3469,6 @@ static void command_set_mute( switch (command) { case PA_COMMAND_SET_SINK_MUTE: - if (idx != PA_INVALID_INDEX) sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx); else @@ -3441,12 +3494,20 @@ static void command_set_mute( CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY); - if (sink) + client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY)); + + if (sink) { + pa_log_debug("Client %s changes mute of sink %s.", client_name, sink->name); pa_sink_set_mute(sink, mute, TRUE); - else if (source) + } else if (source) { + pa_log_debug("Client %s changes mute of source %s.", client_name, source->name); pa_source_set_mute(source, mute, TRUE); - else if (si) + } else if (si) { + pa_log_debug("Client %s changes mute of sink input %s.", + client_name, + pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME))); pa_sink_input_set_mute(si, mute, TRUE); + } pa_pstream_send_simple_ack(c->pstream, tag); } @@ -4065,7 +4126,7 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID); - CHECK_VALIDITY(c->pstream, !name_device || pa_namereg_is_valid_name(name_device), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name_device || pa_namereg_is_valid_name_or_wildcard(name_device, command == PA_COMMAND_MOVE_SINK_INPUT ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx_device != PA_INVALID_INDEX || name_device, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx_device == PA_INVALID_INDEX || !name_device, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name_device || idx_device == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -4129,7 +4190,7 @@ static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name) || *name == 0, tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SUSPEND_SINK ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE) || *name == 0, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -4289,7 +4350,7 @@ static void command_set_sink_or_source_port(pa_pdispatch *pd, uint32_t command, } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_PORT ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID); @@ -4824,3 +4885,9 @@ pa_pstream* pa_native_connection_get_pstream(pa_native_connection *c) { return c->pstream; } + +pa_client* pa_native_connection_get_client(pa_native_connection *c) { + pa_native_connection_assert_ref(c); + + return c->client; +} diff --git a/src/pulsecore/protocol-native.h b/src/pulsecore/protocol-native.h index 8a8d601c..97126274 100644 --- a/src/pulsecore/protocol-native.h +++ b/src/pulsecore/protocol-native.h @@ -47,7 +47,6 @@ typedef struct pa_native_options { char *auth_group; pa_ip_acl *auth_ip_acl; pa_auth_cookie *auth_cookie; - } pa_native_options; typedef enum pa_native_hook { @@ -80,6 +79,7 @@ int pa_native_protocol_install_ext(pa_native_protocol *p, pa_module *m, pa_nativ void pa_native_protocol_remove_ext(pa_native_protocol *p, pa_module *m); pa_pstream* pa_native_connection_get_pstream(pa_native_connection *c); +pa_client* pa_native_connection_get_client(pa_native_connection *c); pa_native_options* pa_native_options_new(void); pa_native_options* pa_native_options_ref(pa_native_options *o); diff --git a/src/pulsecore/protocol-simple.c b/src/pulsecore/protocol-simple.c index 776d74b6..a9f73896 100644 --- a/src/pulsecore/protocol-simple.c +++ b/src/pulsecore/protocol-simple.c @@ -69,9 +69,8 @@ typedef struct connection { } playback; } connection; -PA_DECLARE_CLASS(connection); +PA_DEFINE_PRIVATE_CLASS(connection, pa_msgobject); #define CONNECTION(o) (connection_cast(o)) -static PA_DEFINE_CHECK_TYPE(connection, pa_msgobject); struct pa_simple_protocol { PA_REFCNT_DECLARE; @@ -155,7 +154,7 @@ static int do_read(connection *c) { ssize_t r; size_t l; void *p; - size_t space; + size_t space = 0; connection_assert_ref(c); @@ -542,7 +541,7 @@ void pa_simple_protocol_connect(pa_simple_protocol *p, pa_iochannel *io, pa_simp pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist); pa_sink_input_new_data_set_sample_spec(&data, &o->sample_spec); - pa_sink_input_new(&c->sink_input, p->core, &data, 0); + pa_sink_input_new(&c->sink_input, p->core, &data); pa_sink_input_new_data_done(&data); if (!c->sink_input) { @@ -594,7 +593,7 @@ void pa_simple_protocol_connect(pa_simple_protocol *p, pa_iochannel *io, pa_simp pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist); pa_source_output_new_data_set_sample_spec(&data, &o->sample_spec); - pa_source_output_new(&c->source_output, p->core, &data, 0); + pa_source_output_new(&c->source_output, p->core, &data); pa_source_output_new_data_done(&data); if (!c->source_output) { @@ -628,8 +627,7 @@ void pa_simple_protocol_connect(pa_simple_protocol *p, pa_iochannel *io, pa_simp return; fail: - if (c) - connection_unlink(c); + connection_unlink(c); } void pa_simple_protocol_disconnect(pa_simple_protocol *p, pa_module *m) { diff --git a/src/pulsecore/random.c b/src/pulsecore/random.c index 518c281a..a87d24e3 100644 --- a/src/pulsecore/random.c +++ b/src/pulsecore/random.c @@ -62,11 +62,7 @@ static int random_proper(void *ret_data, size_t length) { while (*device) { ret = 0; - if ((fd = open(*device, O_RDONLY -#ifdef O_NOCTTY - | O_NOCTTY -#endif - )) >= 0) { + if ((fd = pa_open_cloexec(*device, O_RDONLY, 0)) >= 0) { if ((r = pa_loop_read(fd, ret_data, length, NULL)) < 0 || (size_t) r != length) ret = -1; diff --git a/src/pulsecore/ratelimit.h b/src/pulsecore/ratelimit.h index ec3b5a38..9857a291 100644 --- a/src/pulsecore/ratelimit.h +++ b/src/pulsecore/ratelimit.h @@ -26,21 +26,31 @@ #include <pulsecore/macro.h> typedef struct pa_ratelimit { - const pa_usec_t interval; - const unsigned burst; + pa_usec_t interval; + unsigned burst; unsigned n_printed, n_missed; pa_usec_t begin; } pa_ratelimit; #define PA_DEFINE_RATELIMIT(_name, _interval, _burst) \ pa_ratelimit _name = { \ - .interval = _interval, \ - .burst = _burst, \ + .interval = (_interval), \ + .burst = (_burst), \ .n_printed = 0, \ .n_missed = 0, \ .begin = 0 \ } +#define PA_INIT_RATELIMIT(v, _interval, _burst) \ + do { \ + pa_ratelimit *r = &(v); \ + r->interval = (_interval); \ + r->burst = (_burst); \ + r->n_printed = 0; \ + r->n_missed = 0; \ + r->begin = 0; \ + } while (FALSE); + pa_bool_t pa_ratelimit_test(pa_ratelimit *r); #endif diff --git a/src/pulsecore/remap.c b/src/pulsecore/remap.c new file mode 100644 index 00000000..a0fc85b9 --- /dev/null +++ b/src/pulsecore/remap.c @@ -0,0 +1,204 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk.com> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> + +#include <pulse/sample.h> +#include <pulsecore/log.h> +#include <pulsecore/macro.h> + +#include "remap.h" + +static void remap_mono_to_stereo_c (pa_remap_t *m, void *dst, const void *src, unsigned n) { + unsigned i; + + switch (*m->format) { + case PA_SAMPLE_FLOAT32NE: + { + float *d, *s; + + d = (float *) dst; + s = (float *) src; + + for (i = n >> 2; i; i--) { + d[0] = d[1] = s[0]; + d[2] = d[3] = s[1]; + d[4] = d[5] = s[2]; + d[6] = d[7] = s[3]; + s += 4; + d += 8; + } + for (i = n & 3; i; i--) { + d[0] = d[1] = s[0]; + s++; + d += 2; + } + break; + } + case PA_SAMPLE_S16NE: + { + int16_t *d, *s; + + d = (int16_t *) dst; + s = (int16_t *) src; + + for (i = n >> 2; i; i--) { + d[0] = d[1] = s[0]; + d[2] = d[3] = s[1]; + d[4] = d[5] = s[2]; + d[6] = d[7] = s[3]; + s += 4; + d += 8; + } + for (i = n & 3; i; i--) { + d[0] = d[1] = s[0]; + s++; + d += 2; + } + break; + } + default: + pa_assert_not_reached(); + } +} + +static void remap_channels_matrix_c (pa_remap_t *m, void *dst, const void *src, unsigned n) { + unsigned oc, ic, i; + unsigned n_ic, n_oc; + + n_ic = m->i_ss->channels; + n_oc = m->o_ss->channels; + + switch (*m->format) { + case PA_SAMPLE_FLOAT32NE: + { + float *d, *s; + + memset(dst, 0, n * sizeof (float) * n_oc); + + for (oc = 0; oc < n_oc; oc++) { + + for (ic = 0; ic < n_ic; ic++) { + float vol; + + vol = m->map_table_f[oc][ic]; + + if (vol <= 0.0) + continue; + + d = (float *)dst + oc; + s = (float *)src + ic; + + if (vol >= 1.0) { + for (i = n; i > 0; i--, s += n_ic, d += n_oc) + *d += *s; + } else { + for (i = n; i > 0; i--, s += n_ic, d += n_oc) + *d += *s * vol; + } + } + } + + break; + } + case PA_SAMPLE_S16NE: + { + int16_t *d, *s; + + memset(dst, 0, n * sizeof (int16_t) * n_oc); + + for (oc = 0; oc < n_oc; oc++) { + + for (ic = 0; ic < n_ic; ic++) { + int32_t vol; + + vol = m->map_table_i[oc][ic]; + + if (vol <= 0) + continue; + + d = (int16_t *)dst + oc; + s = (int16_t *)src + ic; + + if (vol >= 0x10000) { + for (i = n; i > 0; i--, s += n_ic, d += n_oc) + *d += *s; + } else { + for (i = n; i > 0; i--, s += n_ic, d += n_oc) + *d += (int16_t) (((int32_t)*s * vol) >> 16); + } + } + } + break; + } + default: + pa_assert_not_reached(); + } +} + +/* set the function that will execute the remapping based on the matrices */ +static void init_remap_c (pa_remap_t *m) { + unsigned n_oc, n_ic; + + n_oc = m->o_ss->channels; + n_ic = m->i_ss->channels; + + /* find some common channel remappings, fall back to full matrix operation. */ + if (n_ic == 1 && n_oc == 2 && + m->map_table_f[0][0] >= 1.0 && m->map_table_f[1][0] >= 1.0) { + m->do_remap = (pa_do_remap_func_t) remap_mono_to_stereo_c; + pa_log_info("Using mono to stereo remapping"); + } else { + m->do_remap = (pa_do_remap_func_t) remap_channels_matrix_c; + pa_log_info("Using generic matrix remapping"); + } +} + + +/* default C implementation */ +static pa_init_remap_func_t remap_func = init_remap_c; + +void pa_init_remap (pa_remap_t *m) { + pa_assert (remap_func); + + m->do_remap = NULL; + + /* call the installed remap init function */ + remap_func (m); + + if (m->do_remap == NULL) { + /* nothing was installed, fallback to C version */ + init_remap_c (m); + } +} + +pa_init_remap_func_t pa_get_init_remap_func(void) { + return remap_func; +} + +void pa_set_init_remap_func(pa_init_remap_func_t func) { + remap_func = func; +} diff --git a/src/pulsecore/remap.h b/src/pulsecore/remap.h new file mode 100644 index 00000000..32a67cdd --- /dev/null +++ b/src/pulsecore/remap.h @@ -0,0 +1,48 @@ +#ifndef fooremapfoo +#define fooremapfoo + +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk.com> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include <pulse/sample.h> + +typedef struct pa_remap pa_remap_t; + +typedef void (*pa_do_remap_func_t) (pa_remap_t *m, void *d, const void *s, unsigned n); + +struct pa_remap { + pa_sample_format_t *format; + pa_sample_spec *i_ss, *o_ss; + float map_table_f[PA_CHANNELS_MAX][PA_CHANNELS_MAX]; + int32_t map_table_i[PA_CHANNELS_MAX][PA_CHANNELS_MAX]; + pa_do_remap_func_t do_remap; +}; + +void pa_init_remap (pa_remap_t *m); + +/* custom installation of init functions */ +typedef void (*pa_init_remap_func_t) (pa_remap_t *m); + +pa_init_remap_func_t pa_get_init_remap_func(void); +void pa_set_init_remap_func(pa_init_remap_func_t func); + +#endif /* fooremapfoo */ diff --git a/src/pulsecore/remap_mmx.c b/src/pulsecore/remap_mmx.c new file mode 100644 index 00000000..d358a58b --- /dev/null +++ b/src/pulsecore/remap_mmx.c @@ -0,0 +1,161 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk.com> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> + +#include <pulse/sample.h> +#include <pulsecore/log.h> +#include <pulsecore/macro.h> + +#include "cpu-x86.h" +#include "remap.h" + +#define LOAD_SAMPLES \ + " movq (%1), %%mm0 \n\t" \ + " movq 8(%1), %%mm2 \n\t" \ + " movq 16(%1), %%mm4 \n\t" \ + " movq 24(%1), %%mm6 \n\t" \ + " movq %%mm0, %%mm1 \n\t" \ + " movq %%mm2, %%mm3 \n\t" \ + " movq %%mm4, %%mm5 \n\t" \ + " movq %%mm6, %%mm7 \n\t" + +#define UNPACK_SAMPLES(s) \ + " punpckl"#s" %%mm0, %%mm0 \n\t" \ + " punpckh"#s" %%mm1, %%mm1 \n\t" \ + " punpckl"#s" %%mm2, %%mm2 \n\t" \ + " punpckh"#s" %%mm3, %%mm3 \n\t" \ + " punpckl"#s" %%mm4, %%mm4 \n\t" \ + " punpckh"#s" %%mm5, %%mm5 \n\t" \ + " punpckl"#s" %%mm6, %%mm6 \n\t" \ + " punpckh"#s" %%mm7, %%mm7 \n\t" + +#define STORE_SAMPLES \ + " movq %%mm0, (%0) \n\t" \ + " movq %%mm1, 8(%0) \n\t" \ + " movq %%mm2, 16(%0) \n\t" \ + " movq %%mm3, 24(%0) \n\t" \ + " movq %%mm4, 32(%0) \n\t" \ + " movq %%mm5, 40(%0) \n\t" \ + " movq %%mm6, 48(%0) \n\t" \ + " movq %%mm7, 56(%0) \n\t" \ + " add $32, %1 \n\t" \ + " add $64, %0 \n\t" + +#define HANDLE_SINGLE_dq() \ + " movd (%1), %%mm0 \n\t" \ + " punpckldq %%mm0, %%mm0 \n\t" \ + " movq %%mm0, (%0) \n\t" \ + " add $4, %1 \n\t" \ + " add $8, %0 \n\t" + +#define HANDLE_SINGLE_wd() \ + " movw (%1), %w3 \n\t" \ + " movd %3, %%mm0 \n\t" \ + " punpcklwd %%mm0, %%mm0 \n\t" \ + " movd %%mm0, (%0) \n\t" \ + " add $2, %1 \n\t" \ + " add $4, %0 \n\t" + +#define MONO_TO_STEREO(s,shift,mask) \ + " mov %4, %2 \n\t" \ + " sar $"#shift", %2 \n\t" \ + " cmp $0, %2 \n\t" \ + " je 2f \n\t" \ + "1: \n\t" \ + LOAD_SAMPLES \ + UNPACK_SAMPLES(s) \ + STORE_SAMPLES \ + " dec %2 \n\t" \ + " jne 1b \n\t" \ + "2: \n\t" \ + " mov %4, %2 \n\t" \ + " and $"#mask", %2 \n\t" \ + " je 4f \n\t" \ + "3: \n\t" \ + HANDLE_SINGLE_##s() \ + " dec %2 \n\t" \ + " jne 3b \n\t" \ + "4: \n\t" \ + " emms \n\t" + +#if defined (__i386__) || defined (__amd64__) +static void remap_mono_to_stereo_mmx (pa_remap_t *m, void *dst, const void *src, unsigned n) { + pa_reg_x86 temp, temp2; + + switch (*m->format) { + case PA_SAMPLE_FLOAT32NE: + { + __asm__ __volatile__ ( + MONO_TO_STEREO(dq,3,7) /* do doubles to quads */ + : "+r" (dst), "+r" (src), "=&r" (temp), "=&r" (temp2) + : "r" ((pa_reg_x86)n) + : "cc" + ); + break; + } + case PA_SAMPLE_S16NE: + { + __asm__ __volatile__ ( + MONO_TO_STEREO(wd,4,15) /* do words to doubles */ + : "+r" (dst), "+r" (src), "=&r" (temp), "=&r" (temp2) + : "r" ((pa_reg_x86)n) + : "cc" + ); + break; + } + default: + pa_assert_not_reached(); + } +} + +/* set the function that will execute the remapping based on the matrices */ +static void init_remap_mmx (pa_remap_t *m) { + unsigned n_oc, n_ic; + + n_oc = m->o_ss->channels; + n_ic = m->i_ss->channels; + + /* find some common channel remappings, fall back to full matrix operation. */ + if (n_ic == 1 && n_oc == 2 && + m->map_table_f[0][0] >= 1.0 && m->map_table_f[1][0] >= 1.0) { + m->do_remap = (pa_do_remap_func_t) remap_mono_to_stereo_mmx; + pa_log_info("Using MMX mono to stereo remapping"); + } +} +#endif /* defined (__i386__) || defined (__amd64__) */ + +void pa_remap_func_init_mmx (pa_cpu_x86_flag_t flags) { +#if defined (__i386__) || defined (__amd64__) + + if (flags & PA_CPU_X86_MMX) { + pa_log_info("Initialising MMX optimized remappers."); + + pa_set_init_remap_func ((pa_init_remap_func_t) init_remap_mmx); + } + +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/remap_sse.c b/src/pulsecore/remap_sse.c new file mode 100644 index 00000000..0ccf3161 --- /dev/null +++ b/src/pulsecore/remap_sse.c @@ -0,0 +1,159 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk.com> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> + +#include <pulse/sample.h> +#include <pulsecore/log.h> +#include <pulsecore/macro.h> + +#include "cpu-x86.h" +#include "remap.h" + +#define LOAD_SAMPLES \ + " movdqu (%1), %%xmm0 \n\t" \ + " movdqu 16(%1), %%xmm2 \n\t" \ + " movdqu 32(%1), %%xmm4 \n\t" \ + " movdqu 48(%1), %%xmm6 \n\t" \ + " movdqa %%xmm0, %%xmm1 \n\t" \ + " movdqa %%xmm2, %%xmm3 \n\t" \ + " movdqa %%xmm4, %%xmm5 \n\t" \ + " movdqa %%xmm6, %%xmm7 \n\t" + +#define UNPACK_SAMPLES(s) \ + " punpckl"#s" %%xmm0, %%xmm0 \n\t" \ + " punpckh"#s" %%xmm1, %%xmm1 \n\t" \ + " punpckl"#s" %%xmm2, %%xmm2 \n\t" \ + " punpckh"#s" %%xmm3, %%xmm3 \n\t" \ + " punpckl"#s" %%xmm4, %%xmm4 \n\t" \ + " punpckh"#s" %%xmm5, %%xmm5 \n\t" \ + " punpckl"#s" %%xmm6, %%xmm6 \n\t" \ + " punpckh"#s" %%xmm7, %%xmm7 \n\t" + +#define STORE_SAMPLES \ + " movdqu %%xmm0, (%0) \n\t" \ + " movdqu %%xmm1, 16(%0) \n\t" \ + " movdqu %%xmm2, 32(%0) \n\t" \ + " movdqu %%xmm3, 48(%0) \n\t" \ + " movdqu %%xmm4, 64(%0) \n\t" \ + " movdqu %%xmm5, 80(%0) \n\t" \ + " movdqu %%xmm6, 96(%0) \n\t" \ + " movdqu %%xmm7, 112(%0) \n\t" \ + " add $64, %1 \n\t" \ + " add $128, %0 \n\t" + +#define HANDLE_SINGLE_dq() \ + " movd (%1), %%xmm0 \n\t" \ + " punpckldq %%xmm0, %%xmm0 \n\t" \ + " movq %%xmm0, (%0) \n\t" \ + " add $4, %1 \n\t" \ + " add $8, %0 \n\t" + +#define HANDLE_SINGLE_wd() \ + " movw (%1), %w3 \n\t" \ + " movd %3, %%xmm0 \n\t" \ + " punpcklwd %%xmm0, %%xmm0 \n\t" \ + " movd %%xmm0, (%0) \n\t" \ + " add $2, %1 \n\t" \ + " add $4, %0 \n\t" + +#define MONO_TO_STEREO(s,shift,mask) \ + " mov %4, %2 \n\t" \ + " sar $"#shift", %2 \n\t" \ + " cmp $0, %2 \n\t" \ + " je 2f \n\t" \ + "1: \n\t" \ + LOAD_SAMPLES \ + UNPACK_SAMPLES(s) \ + STORE_SAMPLES \ + " dec %2 \n\t" \ + " jne 1b \n\t" \ + "2: \n\t" \ + " mov %4, %2 \n\t" \ + " and $"#mask", %2 \n\t" \ + " je 4f \n\t" \ + "3: \n\t" \ + HANDLE_SINGLE_##s() \ + " dec %2 \n\t" \ + " jne 3b \n\t" \ + "4: \n\t" + +#if defined (__i386__) || defined (__amd64__) +static void remap_mono_to_stereo_sse2 (pa_remap_t *m, void *dst, const void *src, unsigned n) { + pa_reg_x86 temp, temp2; + + switch (*m->format) { + case PA_SAMPLE_FLOAT32NE: + { + __asm__ __volatile__ ( + MONO_TO_STEREO(dq, 4, 15) /* do doubles to quads */ + : "+r" (dst), "+r" (src), "=&r" (temp), "=&r" (temp2) + : "r" ((pa_reg_x86)n) + : "cc" + ); + break; + } + case PA_SAMPLE_S16NE: + { + __asm__ __volatile__ ( + MONO_TO_STEREO(wd, 5, 31) /* do words to doubles */ + : "+r" (dst), "+r" (src), "=&r" (temp), "=&r" (temp2) + : "r" ((pa_reg_x86)n) + : "cc" + ); + break; + } + default: + pa_assert_not_reached(); + } +} + +/* set the function that will execute the remapping based on the matrices */ +static void init_remap_sse2 (pa_remap_t *m) { + unsigned n_oc, n_ic; + + n_oc = m->o_ss->channels; + n_ic = m->i_ss->channels; + + /* find some common channel remappings, fall back to full matrix operation. */ + if (n_ic == 1 && n_oc == 2 && + m->map_table_f[0][0] >= 1.0 && m->map_table_f[1][0] >= 1.0) { + m->do_remap = (pa_do_remap_func_t) remap_mono_to_stereo_sse2; + pa_log_info("Using SSE mono to stereo remapping"); + } +} +#endif /* defined (__i386__) || defined (__amd64__) */ + +void pa_remap_func_init_sse (pa_cpu_x86_flag_t flags) { +#if defined (__i386__) || defined (__amd64__) + + if (flags & PA_CPU_X86_SSE2) { + pa_log_info("Initialising SSE2 optimized remappers."); + pa_set_init_remap_func ((pa_init_remap_func_t) init_remap_sse2); + } + +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/resampler.c b/src/pulsecore/resampler.c index 17fb8480..bed5a20d 100644 --- a/src/pulsecore/resampler.c +++ b/src/pulsecore/resampler.c @@ -31,9 +31,6 @@ #include <speex/speex_resampler.h> -#include <liboil/liboilfuncs.h> -#include <liboil/liboil.h> - #include <pulse/xmalloc.h> #include <pulsecore/sconv.h> #include <pulsecore/log.h> @@ -43,6 +40,7 @@ #include "ffmpeg/avcodec.h" #include "resampler.h" +#include "remap.h" /* Number of samples of extra space we allow the resamplers to return */ #define EXTRA_FRAMES 128 @@ -64,7 +62,7 @@ struct pa_resampler { pa_convert_func_t to_work_format_func; pa_convert_func_t from_work_format_func; - float map_table[PA_CHANNELS_MAX][PA_CHANNELS_MAX]; + pa_remap_t remap; pa_bool_t map_required; void (*impl_free)(pa_resampler *r); @@ -214,6 +212,11 @@ pa_resampler* pa_resampler_new( r->i_ss = *a; r->o_ss = *b; + /* set up the remap structure */ + r->remap.i_ss = &r->i_ss; + r->remap.o_ss = &r->o_ss; + r->remap.format = &r->work_format; + if (am) r->i_cm = *am; else if (!pa_channel_map_init_auto(&r->i_cm, r->i_ss.channels, PA_CHANNEL_MAP_DEFAULT)) @@ -296,8 +299,7 @@ pa_resampler* pa_resampler_new( return r; fail: - if (r) - pa_xfree(r); + pa_xfree(r); return NULL; } @@ -347,13 +349,17 @@ void pa_resampler_set_output_rate(pa_resampler *r, uint32_t rate) { size_t pa_resampler_request(pa_resampler *r, size_t out_length) { pa_assert(r); - return (((out_length / r->o_fz)*r->i_ss.rate)/r->o_ss.rate) * r->i_fz; + /* Let's round up here */ + + return (((((out_length + r->o_fz-1) / r->o_fz) * r->i_ss.rate) + r->o_ss.rate-1) / r->o_ss.rate) * r->i_fz; } size_t pa_resampler_result(pa_resampler *r, size_t in_length) { pa_assert(r); - return (((in_length / r->i_fz)*r->o_ss.rate)/r->i_ss.rate) * r->o_fz; + /* Let's round up here */ + + return (((((in_length + r->i_fz-1) / r->i_fz) * r->o_ss.rate) + r->i_ss.rate-1) / r->i_ss.rate) * r->o_fz; } size_t pa_resampler_max_block_size(pa_resampler *r) { @@ -576,32 +582,41 @@ static int front_rear_side(pa_channel_position_t p) { static void calc_map_table(pa_resampler *r) { unsigned oc, ic; + unsigned n_oc, n_ic; pa_bool_t ic_connected[PA_CHANNELS_MAX]; pa_bool_t remix; pa_strbuf *s; char *t; + pa_remap_t *m; pa_assert(r); if (!(r->map_required = (r->i_ss.channels != r->o_ss.channels || (!(r->flags & PA_RESAMPLER_NO_REMAP) && !pa_channel_map_equal(&r->i_cm, &r->o_cm))))) return; - memset(r->map_table, 0, sizeof(r->map_table)); + m = &r->remap; + + n_oc = r->o_ss.channels; + n_ic = r->i_ss.channels; + + memset(m->map_table_f, 0, sizeof(m->map_table_f)); + memset(m->map_table_i, 0, sizeof(m->map_table_i)); + memset(ic_connected, 0, sizeof(ic_connected)); remix = (r->flags & (PA_RESAMPLER_NO_REMAP|PA_RESAMPLER_NO_REMIX)) == 0; - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { pa_bool_t oc_connected = FALSE; pa_channel_position_t b = r->o_cm.map[oc]; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { pa_channel_position_t a = r->i_cm.map[ic]; if (r->flags & PA_RESAMPLER_NO_REMAP) { /* We shall not do any remapping. Hence, just check by index */ if (ic == oc) - r->map_table[oc][ic] = 1.0; + m->map_table_f[oc][ic] = 1.0; continue; } @@ -610,7 +625,7 @@ static void calc_map_table(pa_resampler *r) { /* We shall not do any remixing. Hence, just check by name */ if (a == b) - r->map_table[oc][ic] = 1.0; + m->map_table_f[oc][ic] = 1.0; continue; } @@ -685,7 +700,7 @@ static void calc_map_table(pa_resampler *r) { */ if (a == b || a == PA_CHANNEL_POSITION_MONO || b == PA_CHANNEL_POSITION_MONO) { - r->map_table[oc][ic] = 1.0; + m->map_table_f[oc][ic] = 1.0; oc_connected = TRUE; ic_connected[ic] = TRUE; @@ -703,14 +718,14 @@ static void calc_map_table(pa_resampler *r) { /* We are not connected and on the left side, let's * average all left side input channels. */ - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_left(r->i_cm.map[ic])) n++; if (n > 0) - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_left(r->i_cm.map[ic])) { - r->map_table[oc][ic] = 1.0f / (float) n; + m->map_table_f[oc][ic] = 1.0f / (float) n; ic_connected[ic] = TRUE; } @@ -724,14 +739,14 @@ static void calc_map_table(pa_resampler *r) { /* We are not connected and on the right side, let's * average all right side input channels. */ - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_right(r->i_cm.map[ic])) n++; if (n > 0) - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_right(r->i_cm.map[ic])) { - r->map_table[oc][ic] = 1.0f / (float) n; + m->map_table_f[oc][ic] = 1.0f / (float) n; ic_connected[ic] = TRUE; } @@ -745,14 +760,14 @@ static void calc_map_table(pa_resampler *r) { /* We are not connected and at the center. Let's * average all center input channels. */ - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_center(r->i_cm.map[ic])) n++; if (n > 0) { - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_center(r->i_cm.map[ic])) { - r->map_table[oc][ic] = 1.0f / (float) n; + m->map_table_f[oc][ic] = 1.0f / (float) n; ic_connected[ic] = TRUE; } } else { @@ -762,14 +777,14 @@ static void calc_map_table(pa_resampler *r) { n = 0; - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_left(r->i_cm.map[ic]) || on_right(r->i_cm.map[ic])) n++; if (n > 0) - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) if (on_left(r->i_cm.map[ic]) || on_right(r->i_cm.map[ic])) { - r->map_table[oc][ic] = 1.0f / (float) n; + m->map_table_f[oc][ic] = 1.0f / (float) n; ic_connected[ic] = TRUE; } @@ -783,12 +798,12 @@ static void calc_map_table(pa_resampler *r) { /* We are not connected and an LFE. Let's average all * channels for LFE. */ - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (!(r->flags & PA_RESAMPLER_NO_LFE)) - r->map_table[oc][ic] = 1.0f / (float) r->i_ss.channels; + m->map_table_f[oc][ic] = 1.0f / (float) n_ic; else - r->map_table[oc][ic] = 0; + m->map_table_f[oc][ic] = 0; /* Please note that a channel connected to LFE * doesn't really count as connected. */ @@ -804,7 +819,7 @@ static void calc_map_table(pa_resampler *r) { ic_unconnected_center = 0, ic_unconnected_lfe = 0; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { pa_channel_position_t a = r->i_cm.map[ic]; if (ic_connected[ic]) @@ -827,20 +842,20 @@ static void calc_map_table(pa_resampler *r) { * the left side by .9 and add in our averaged unconnected * channels multplied by .1 */ - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_left(r->o_cm.map[oc])) continue; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (ic_connected[ic]) { - r->map_table[oc][ic] *= .9f; + m->map_table_f[oc][ic] *= .9f; continue; } if (on_left(r->i_cm.map[ic])) - r->map_table[oc][ic] = .1f / (float) ic_unconnected_left; + m->map_table_f[oc][ic] = .1f / (float) ic_unconnected_left; } } } @@ -852,20 +867,20 @@ static void calc_map_table(pa_resampler *r) { * the right side by .9 and add in our averaged unconnected * channels multplied by .1 */ - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_right(r->o_cm.map[oc])) continue; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (ic_connected[ic]) { - r->map_table[oc][ic] *= .9f; + m->map_table_f[oc][ic] *= .9f; continue; } if (on_right(r->i_cm.map[ic])) - r->map_table[oc][ic] = .1f / (float) ic_unconnected_right; + m->map_table_f[oc][ic] = .1f / (float) ic_unconnected_right; } } } @@ -878,20 +893,20 @@ static void calc_map_table(pa_resampler *r) { * the center side by .9 and add in our averaged unconnected * channels multplied by .1 */ - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_center(r->o_cm.map[oc])) continue; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (ic_connected[ic]) { - r->map_table[oc][ic] *= .9f; + m->map_table_f[oc][ic] *= .9f; continue; } if (on_center(r->i_cm.map[ic])) { - r->map_table[oc][ic] = .1f / (float) ic_unconnected_center; + m->map_table_f[oc][ic] = .1f / (float) ic_unconnected_center; mixed_in = TRUE; } } @@ -909,7 +924,7 @@ static void calc_map_table(pa_resampler *r) { it into left and right. Using .375 and 0.75 as factors. */ - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (ic_connected[ic]) continue; @@ -917,7 +932,7 @@ static void calc_map_table(pa_resampler *r) { if (!on_center(r->i_cm.map[ic])) continue; - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_left(r->o_cm.map[oc]) && !on_right(r->o_cm.map[oc])) continue; @@ -928,7 +943,7 @@ static void calc_map_table(pa_resampler *r) { } } - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_left(r->o_cm.map[oc]) && !on_right(r->o_cm.map[oc])) continue; @@ -938,7 +953,7 @@ static void calc_map_table(pa_resampler *r) { } } - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { if (!on_left(r->o_cm.map[oc]) && !on_right(r->o_cm.map[oc])) continue; @@ -946,10 +961,10 @@ static void calc_map_table(pa_resampler *r) { if (ncenter[oc] <= 0) continue; - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (ic_connected[ic]) { - r->map_table[oc][ic] *= .75f; + m->map_table_f[oc][ic] *= .75f; continue; } @@ -957,7 +972,7 @@ static void calc_map_table(pa_resampler *r) { continue; if (!found_frs[ic] || front_rear_side(r->i_cm.map[ic]) == front_rear_side(r->o_cm.map[oc])) - r->map_table[oc][ic] = .375f / (float) ncenter[oc]; + m->map_table_f[oc][ic] = .375f / (float) ncenter[oc]; } } } @@ -968,40 +983,46 @@ static void calc_map_table(pa_resampler *r) { /* OK, so there is an unconnected LFE channel. Let's mix * it into all channels, with factor 0.375 */ - for (ic = 0; ic < r->i_ss.channels; ic++) { + for (ic = 0; ic < n_ic; ic++) { if (!on_lfe(r->i_cm.map[ic])) continue; - for (oc = 0; oc < r->o_ss.channels; oc++) - r->map_table[oc][ic] = 0.375f / (float) ic_unconnected_lfe; + for (oc = 0; oc < n_oc; oc++) + m->map_table_f[oc][ic] = 0.375f / (float) ic_unconnected_lfe; } } } - + /* make an 16:16 int version of the matrix */ + for (oc = 0; oc < n_oc; oc++) + for (ic = 0; ic < n_ic; ic++) + m->map_table_i[oc][ic] = (int32_t) (m->map_table_f[oc][ic] * 0x10000); s = pa_strbuf_new(); pa_strbuf_printf(s, " "); - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) pa_strbuf_printf(s, " I%02u ", ic); pa_strbuf_puts(s, "\n +"); - for (ic = 0; ic < r->i_ss.channels; ic++) + for (ic = 0; ic < n_ic; ic++) pa_strbuf_printf(s, "------"); pa_strbuf_puts(s, "\n"); - for (oc = 0; oc < r->o_ss.channels; oc++) { + for (oc = 0; oc < n_oc; oc++) { pa_strbuf_printf(s, "O%02u |", oc); - for (ic = 0; ic < r->i_ss.channels; ic++) - pa_strbuf_printf(s, " %1.3f", r->map_table[oc][ic]); + for (ic = 0; ic < n_ic; ic++) + pa_strbuf_printf(s, " %1.3f", m->map_table_f[oc][ic]); pa_strbuf_puts(s, "\n"); } pa_log_debug("Channel matrix:\n%s", t = pa_strbuf_tostring_free(s)); pa_xfree(t); + + /* initialize the remapping function */ + pa_init_remap (m); } static pa_memchunk* convert_to_work_format(pa_resampler *r, pa_memchunk *input) { @@ -1041,41 +1062,10 @@ static pa_memchunk* convert_to_work_format(pa_resampler *r, pa_memchunk *input) return &r->buf1; } -static void vectoradd_s16_with_fraction( - int16_t *d, int dstr, - const int16_t *s1, int sstr1, - const int16_t *s2, int sstr2, - int n, - float s3, float s4) { - - int32_t i3, i4; - - i3 = (int32_t) (s3 * 0x10000); - i4 = (int32_t) (s4 * 0x10000); - - for (; n > 0; n--) { - int32_t a, b; - - a = *s1; - b = *s2; - - a = (a * i3) / 0x10000; - b = (b * i4) / 0x10000; - - *d = (int16_t) (a + b); - - s1 = (const int16_t*) ((const uint8_t*) s1 + sstr1); - s2 = (const int16_t*) ((const uint8_t*) s2 + sstr2); - d = (int16_t*) ((uint8_t*) d + dstr); - - } -} - static pa_memchunk *remap_channels(pa_resampler *r, pa_memchunk *input) { unsigned in_n_samples, out_n_samples, n_frames; - int i_skip, o_skip; - unsigned oc; void *src, *dst; + pa_remap_t *remap; pa_assert(r); pa_assert(input); @@ -1104,76 +1094,14 @@ static pa_memchunk *remap_channels(pa_resampler *r, pa_memchunk *input) { src = ((uint8_t*) pa_memblock_acquire(input->memblock) + input->index); dst = pa_memblock_acquire(r->buf2.memblock); - memset(dst, 0, r->buf2.length); - - o_skip = (int) (r->w_sz * r->o_ss.channels); - i_skip = (int) (r->w_sz * r->i_ss.channels); - - switch (r->work_format) { - case PA_SAMPLE_FLOAT32NE: - - for (oc = 0; oc < r->o_ss.channels; oc++) { - unsigned ic; - static const float one = 1.0; + remap = &r->remap; - for (ic = 0; ic < r->i_ss.channels; ic++) { - - if (r->map_table[oc][ic] <= 0.0) - continue; - - oil_vectoradd_f32( - (float*) dst + oc, o_skip, - (float*) dst + oc, o_skip, - (float*) src + ic, i_skip, - (int) n_frames, - &one, &r->map_table[oc][ic]); - } - } - - break; - - case PA_SAMPLE_S16NE: - - for (oc = 0; oc < r->o_ss.channels; oc++) { - unsigned ic; - - for (ic = 0; ic < r->i_ss.channels; ic++) { - - if (r->map_table[oc][ic] <= 0.0) - continue; - - if (r->map_table[oc][ic] >= 1.0) { - static const int16_t one = 1; - - oil_vectoradd_s16( - (int16_t*) dst + oc, o_skip, - (int16_t*) dst + oc, o_skip, - (int16_t*) src + ic, i_skip, - (int) n_frames, - &one, &one); - - } else - - vectoradd_s16_with_fraction( - (int16_t*) dst + oc, o_skip, - (int16_t*) dst + oc, o_skip, - (int16_t*) src + ic, i_skip, - (int) n_frames, - 1.0f, r->map_table[oc][ic]); - } - } - - break; - - default: - pa_assert_not_reached(); - } + pa_assert (remap->do_remap); + remap->do_remap (remap, dst, src, n_frames); pa_memblock_release(input->memblock); pa_memblock_release(r->buf2.memblock); - r->buf2.length = out_n_samples * r->w_sz; - return &r->buf2; } @@ -1465,7 +1393,7 @@ static void trivial_resample(pa_resampler *r, const pa_memchunk *input, unsigned pa_assert(o_index * fz < pa_memblock_get_length(output->memblock)); - oil_memcpy((uint8_t*) dst + fz * o_index, + memcpy((uint8_t*) dst + fz * o_index, (uint8_t*) src + fz * j, (int) fz); } diff --git a/src/pulsecore/rtpoll.c b/src/pulsecore/rtpoll.c index 42708a8a..666cbc98 100644 --- a/src/pulsecore/rtpoll.c +++ b/src/pulsecore/rtpoll.c @@ -63,6 +63,7 @@ struct pa_rtpoll { pa_bool_t running:1; pa_bool_t rebuild_needed:1; pa_bool_t quit:1; + pa_bool_t timer_elapsed:1; #ifdef DEBUG_TIMING pa_usec_t timestamp; @@ -94,26 +95,14 @@ PA_STATIC_FLIST_DECLARE(items, 0, pa_xfree); pa_rtpoll *pa_rtpoll_new(void) { pa_rtpoll *p; - p = pa_xnew(pa_rtpoll, 1); + p = pa_xnew0(pa_rtpoll, 1); p->n_pollfd_alloc = 32; p->pollfd = pa_xnew(struct pollfd, p->n_pollfd_alloc); p->pollfd2 = pa_xnew(struct pollfd, p->n_pollfd_alloc); - p->n_pollfd_used = 0; - - pa_zero(p->next_elapse); - p->timer_enabled = FALSE; - - p->running = FALSE; - p->scan_for_dead = FALSE; - p->rebuild_needed = FALSE; - p->quit = FALSE; - - PA_LLIST_HEAD_INIT(pa_rtpoll_item, p->items); #ifdef DEBUG_TIMING p->timestamp = pa_rtclock_now(); - p->slept = p->awake = 0; #endif return p; @@ -229,6 +218,7 @@ int pa_rtpoll_run(pa_rtpoll *p, pa_bool_t wait_op) { pa_assert(!p->running); p->running = TRUE; + p->timer_elapsed = FALSE; /* First, let's do some work */ for (i = p->items; i && i->priority < PA_RTPOLL_NEVER; i = i->next) { @@ -286,7 +276,7 @@ int pa_rtpoll_run(pa_rtpoll *p, pa_bool_t wait_op) { if (p->rebuild_needed) rtpoll_rebuild(p); - memset(&timeout, 0, sizeof(timeout)); + pa_zero(timeout); /* Calculate timeout */ if (wait_op && !p->quit && p->timer_enabled) { @@ -314,9 +304,11 @@ int pa_rtpoll_run(pa_rtpoll *p, pa_bool_t wait_op) { r = ppoll(p->pollfd, p->n_pollfd_used, (!wait_op || p->quit || p->timer_enabled) ? &ts : NULL, NULL); } #else - r = poll(p->pollfd, p->n_pollfd_used, (!wait_op || p->quit || p->timer_enabled) ? (int) ((timeout.tv_sec*1000) + (timeout.tv_usec / 1000)) : -1); + r = poll(p->pollfd, p->n_pollfd_used, (!wait_op || p->quit || p->timer_enabled) ? (int) ((timeout.tv_sec*1000) + (timeout.tv_usec / 1000)) : -1); #endif + p->timer_elapsed = r == 0; + #ifdef DEBUG_TIMING { pa_usec_t now = pa_rtclock_now(); @@ -628,3 +620,9 @@ void pa_rtpoll_quit(pa_rtpoll *p) { p->quit = TRUE; } + +pa_bool_t pa_rtpoll_timer_elapsed(pa_rtpoll *p) { + pa_assert(p); + + return p->timer_elapsed; +} diff --git a/src/pulsecore/rtpoll.h b/src/pulsecore/rtpoll.h index d2d69cad..b2a87fca 100644 --- a/src/pulsecore/rtpoll.h +++ b/src/pulsecore/rtpoll.h @@ -73,6 +73,10 @@ void pa_rtpoll_set_timer_absolute(pa_rtpoll *p, pa_usec_t usec); void pa_rtpoll_set_timer_relative(pa_rtpoll *p, pa_usec_t usec); void pa_rtpoll_set_timer_disabled(pa_rtpoll *p); +/* Return TRUE when the elapsed timer was the reason for + * the last pa_rtpoll_run() invocation to finish */ +pa_bool_t pa_rtpoll_timer_elapsed(pa_rtpoll *p); + /* A new fd wakeup item for pa_rtpoll */ pa_rtpoll_item *pa_rtpoll_item_new(pa_rtpoll *p, pa_rtpoll_priority_t prio, unsigned n_fds); void pa_rtpoll_item_free(pa_rtpoll_item *i); diff --git a/src/pulsecore/sample-util.c b/src/pulsecore/sample-util.c index 5b8ccf59..74600dec 100644 --- a/src/pulsecore/sample-util.c +++ b/src/pulsecore/sample-util.c @@ -30,9 +30,6 @@ #include <stdio.h> #include <errno.h> -#include <liboil/liboilfuncs.h> -#include <liboil/liboil.h> - #include <pulse/timeval.h> #include <pulsecore/log.h> @@ -106,29 +103,41 @@ void* pa_silence_memory(void *p, size_t length, const pa_sample_spec *spec) { return p; } +#define VOLUME_PADDING 32 + static void calc_linear_integer_volume(int32_t linear[], const pa_cvolume *volume) { - unsigned channel; + unsigned channel, nchannels, padding; pa_assert(linear); pa_assert(volume); - for (channel = 0; channel < volume->channels; channel++) + nchannels = volume->channels; + + for (channel = 0; channel < nchannels; channel++) linear[channel] = (int32_t) lrint(pa_sw_volume_to_linear(volume->values[channel]) * 0x10000); + + for (padding = 0; padding < VOLUME_PADDING; padding++, channel++) + linear[channel] = linear[padding]; } static void calc_linear_float_volume(float linear[], const pa_cvolume *volume) { - unsigned channel; + unsigned channel, nchannels, padding; pa_assert(linear); pa_assert(volume); - for (channel = 0; channel < volume->channels; channel++) + nchannels = volume->channels; + + for (channel = 0; channel < nchannels; channel++) linear[channel] = (float) pa_sw_volume_to_linear(volume->values[channel]); + + for (padding = 0; padding < VOLUME_PADDING; padding++, channel++) + linear[channel] = linear[padding]; } static void calc_linear_integer_stream_volumes(pa_mix_info streams[], unsigned nstreams, const pa_cvolume *volume, const pa_sample_spec *spec) { unsigned k, channel; - float linear[PA_CHANNELS_MAX]; + float linear[PA_CHANNELS_MAX + VOLUME_PADDING]; pa_assert(streams); pa_assert(spec); @@ -147,7 +156,7 @@ static void calc_linear_integer_stream_volumes(pa_mix_info streams[], unsigned n static void calc_linear_float_stream_volumes(pa_mix_info streams[], unsigned nstreams, const pa_cvolume *volume, const pa_sample_spec *spec) { unsigned k, channel; - float linear[PA_CHANNELS_MAX]; + float linear[PA_CHANNELS_MAX + VOLUME_PADDING]; pa_assert(streams); pa_assert(spec); @@ -690,6 +699,28 @@ size_t pa_mix( return length; } +typedef union { + float f; + uint32_t i; +} volume_val; + +typedef void (*pa_calc_volume_func_t) (void *volumes, const pa_cvolume *volume); + +static const pa_calc_volume_func_t calc_volume_table[] = { + [PA_SAMPLE_U8] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_ALAW] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_ULAW] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S16LE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S16BE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_FLOAT32LE] = (pa_calc_volume_func_t) calc_linear_float_volume, + [PA_SAMPLE_FLOAT32BE] = (pa_calc_volume_func_t) calc_linear_float_volume, + [PA_SAMPLE_S32LE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S32BE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S24LE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S24BE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S24_32LE] = (pa_calc_volume_func_t) calc_linear_integer_volume, + [PA_SAMPLE_S24_32BE] = (pa_calc_volume_func_t) calc_linear_integer_volume +}; void pa_volume_memchunk( pa_memchunk*c, @@ -697,6 +728,8 @@ void pa_volume_memchunk( const pa_cvolume *volume) { void *ptr; + volume_val linear[PA_CHANNELS_MAX + VOLUME_PADDING]; + pa_do_volume_func_t do_volume; pa_assert(c); pa_assert(spec); @@ -714,337 +747,19 @@ void pa_volume_memchunk( return; } - ptr = (uint8_t*) pa_memblock_acquire(c->memblock) + c->index; - - switch (spec->format) { - - case PA_SAMPLE_S16NE: { - int16_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (int16_t*) ptr + c->length/sizeof(int16_t); - - for (channel = 0, d = ptr; d < e; d++) { - int32_t t, hi, lo; - - /* Multiplying the 32bit volume factor with the 16bit - * sample might result in an 48bit value. We want to - * do without 64 bit integers and hence do the - * multiplication independantly for the HI and LO part - * of the volume. */ - - hi = linear[channel] >> 16; - lo = linear[channel] & 0xFFFF; - - t = (int32_t)(*d); - t = ((t * lo) >> 16) + (t * hi); - t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); - *d = (int16_t) t; - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - - break; - } - - case PA_SAMPLE_S16RE: { - int16_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (int16_t*) ptr + c->length/sizeof(int16_t); - - for (channel = 0, d = ptr; d < e; d++) { - int32_t t, hi, lo; - - hi = linear[channel] >> 16; - lo = linear[channel] & 0xFFFF; - - t = (int32_t) PA_INT16_SWAP(*d); - t = ((t * lo) >> 16) + (t * hi); - t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); - *d = PA_INT16_SWAP((int16_t) t); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - - break; - } - - case PA_SAMPLE_S32NE: { - int32_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (int32_t*) ptr + c->length/sizeof(int32_t); - - for (channel = 0, d = ptr; d < e; d++) { - int64_t t; - - t = (int64_t)(*d); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - *d = (int32_t) t; - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_S32RE: { - int32_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (int32_t*) ptr + c->length/sizeof(int32_t); - - for (channel = 0, d = ptr; d < e; d++) { - int64_t t; - - t = (int64_t) PA_INT32_SWAP(*d); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - *d = PA_INT32_SWAP((int32_t) t); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_S24NE: { - uint8_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint8_t*) ptr + c->length; - - for (channel = 0, d = ptr; d < e; d += 3) { - int64_t t; - - t = (int64_t)((int32_t) (PA_READ24NE(d) << 8)); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - PA_WRITE24NE(d, ((uint32_t) (int32_t) t) >> 8); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_S24RE: { - uint8_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint8_t*) ptr + c->length; - - for (channel = 0, d = ptr; d < e; d += 3) { - int64_t t; - - t = (int64_t)((int32_t) (PA_READ24RE(d) << 8)); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - PA_WRITE24RE(d, ((uint32_t) (int32_t) t) >> 8); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_S24_32NE: { - uint32_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint32_t*) ptr + c->length/sizeof(uint32_t); - - for (channel = 0, d = ptr; d < e; d++) { - int64_t t; - - t = (int64_t) ((int32_t) (*d << 8)); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - *d = ((uint32_t) ((int32_t) t)) >> 8; - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_S24_32RE: { - uint32_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint32_t*) ptr + c->length/sizeof(uint32_t); - - for (channel = 0, d = ptr; d < e; d++) { - int64_t t; - - t = (int64_t) ((int32_t) (PA_UINT32_SWAP(*d) << 8)); - t = (t * linear[channel]) >> 16; - t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); - *d = PA_UINT32_SWAP(((uint32_t) ((int32_t) t)) >> 8); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_U8: { - uint8_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint8_t*) ptr + c->length; - - for (channel = 0, d = ptr; d < e; d++) { - int32_t t, hi, lo; - - hi = linear[channel] >> 16; - lo = linear[channel] & 0xFFFF; - - t = (int32_t) *d - 0x80; - t = ((t * lo) >> 16) + (t * hi); - t = PA_CLAMP_UNLIKELY(t, -0x80, 0x7F); - *d = (uint8_t) (t + 0x80); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_ULAW: { - uint8_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint8_t*) ptr + c->length; - - for (channel = 0, d = ptr; d < e; d++) { - int32_t t, hi, lo; - - hi = linear[channel] >> 16; - lo = linear[channel] & 0xFFFF; - - t = (int32_t) st_ulaw2linear16(*d); - t = ((t * lo) >> 16) + (t * hi); - t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); - *d = (uint8_t) st_14linear2ulaw((int16_t) t >> 2); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_ALAW: { - uint8_t *d, *e; - unsigned channel; - int32_t linear[PA_CHANNELS_MAX]; - - calc_linear_integer_volume(linear, volume); - - e = (uint8_t*) ptr + c->length; - - for (channel = 0, d = ptr; d < e; d++) { - int32_t t, hi, lo; - - hi = linear[channel] >> 16; - lo = linear[channel] & 0xFFFF; - - t = (int32_t) st_alaw2linear16(*d); - t = ((t * lo) >> 16) + (t * hi); - t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); - *d = (uint8_t) st_13linear2alaw((int16_t) t >> 3); - - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - break; - } - - case PA_SAMPLE_FLOAT32NE: { - float *d; - int skip; - unsigned n; - unsigned channel; - - d = ptr; - skip = (int) (spec->channels * sizeof(float)); - n = (unsigned) (c->length/sizeof(float)/spec->channels); - - for (channel = 0; channel < spec->channels; channel ++) { - float v, *t; - - if (PA_UNLIKELY(volume->values[channel] == PA_VOLUME_NORM)) - continue; - - v = (float) pa_sw_volume_to_linear(volume->values[channel]); - t = d + channel; - oil_scalarmult_f32(t, skip, t, skip, &v, (int) n); - } - break; - } - - case PA_SAMPLE_FLOAT32RE: { - float *d, *e; - unsigned channel; - float linear[PA_CHANNELS_MAX]; - - calc_linear_float_volume(linear, volume); - - e = (float*) ptr + c->length/sizeof(float); - - for (channel = 0, d = ptr; d < e; d++) { - float t; + if (spec->format < 0 || spec->format > PA_SAMPLE_MAX) { + pa_log_warn(" Unable to change volume of format %s.", pa_sample_format_to_string(spec->format)); + return; + } - t = PA_FLOAT32_SWAP(*d); - t *= linear[channel]; - *d = PA_FLOAT32_SWAP(t); + do_volume = pa_get_volume_func (spec->format); + pa_assert(do_volume); - if (PA_UNLIKELY(++channel >= spec->channels)) - channel = 0; - } - - break; - } + calc_volume_table[spec->format] ((void *)linear, volume); + ptr = (uint8_t*) pa_memblock_acquire(c->memblock) + c->index; - default: - pa_log_warn(" Unable to change volume of format %s.", pa_sample_format_to_string(spec->format)); - /* If we cannot change the volume, we just don't do it */ - } + do_volume (ptr, (void *)linear, spec->channels, c->length); pa_memblock_release(c->memblock); } @@ -1090,7 +805,7 @@ void pa_interleave(const void *src[], unsigned channels, void *dst, size_t ss, u d = (uint8_t*) dst + c * ss; for (j = 0; j < n; j ++) { - oil_memcpy(d, s, (int) ss); + memcpy(d, s, (int) ss); s = (uint8_t*) s + ss; d = (uint8_t*) d + fs; } @@ -1118,7 +833,7 @@ void pa_deinterleave(const void *src, void *dst[], unsigned channels, size_t ss, d = dst[c]; for (j = 0; j < n; j ++) { - oil_memcpy(d, s, (int) ss); + memcpy(d, s, (int) ss); s = (uint8_t*) s + fs; d = (uint8_t*) d + ss; } @@ -1227,10 +942,15 @@ void pa_sample_clamp(pa_sample_format_t format, void *dst, size_t dstr, const vo s = src; d = dst; if (format == PA_SAMPLE_FLOAT32NE) { + for (; n > 0; n--) { + float f; - float minus_one = -1.0, plus_one = 1.0; - oil_clip_f32(d, (int) dstr, s, (int) sstr, (int) n, &minus_one, &plus_one); + f = *s; + *d = PA_CLAMP_UNLIKELY(f, -1.0f, 1.0f); + s = (const float*) ((const uint8_t*) s + sstr); + d = (float*) ((uint8_t*) d + dstr); + } } else { pa_assert(format == PA_SAMPLE_FLOAT32RE); @@ -1287,7 +1007,7 @@ void pa_memchunk_dump_to_file(pa_memchunk *c, const char *fn) { /* Only for debugging purposes */ - f = fopen(fn, "a"); + f = pa_fopen_cloexec(fn, "a"); if (!f) { pa_log_warn("Failed to open '%s': %s", fn, pa_cstrerror(errno)); @@ -1336,3 +1056,13 @@ void pa_memchunk_sine(pa_memchunk *c, pa_mempool *pool, unsigned rate, unsigned calc_sine(p, c->length, freq * l / rate); pa_memblock_release(c->memblock); } + +size_t pa_convert_size(size_t size, const pa_sample_spec *from, const pa_sample_spec *to) { + pa_usec_t usec; + + pa_assert(from); + pa_assert(to); + + usec = pa_bytes_to_usec_round_up(size, from); + return pa_usec_to_bytes_round_up(usec, to); +} diff --git a/src/pulsecore/sample-util.h b/src/pulsecore/sample-util.h index 6a306c11..d0235d60 100644 --- a/src/pulsecore/sample-util.h +++ b/src/pulsecore/sample-util.h @@ -86,6 +86,13 @@ void pa_memchunk_dump_to_file(pa_memchunk *c, const char *fn); void pa_memchunk_sine(pa_memchunk *c, pa_mempool *pool, unsigned rate, unsigned freq); +typedef void (*pa_do_volume_func_t) (void *samples, void *volumes, unsigned channels, unsigned length); + +pa_do_volume_func_t pa_get_volume_func(pa_sample_format_t f); +void pa_set_volume_func(pa_sample_format_t f, pa_do_volume_func_t func); + +size_t pa_convert_size(size_t size, const pa_sample_spec *from, const pa_sample_spec *to); + #define PA_CHANNEL_POSITION_MASK_LEFT \ (PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT) \ | PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_LEFT) \ diff --git a/src/pulsecore/sconv-s16le.c b/src/pulsecore/sconv-s16le.c index 43b8cb3e..0fefdf1c 100644 --- a/src/pulsecore/sconv-s16le.c +++ b/src/pulsecore/sconv-s16le.c @@ -28,8 +28,6 @@ #include <inttypes.h> #include <stdio.h> -#include <liboil/liboilfuncs.h> - #include <pulsecore/sconv.h> #include <pulsecore/macro.h> #include <pulsecore/log.h> @@ -86,17 +84,13 @@ void pa_sconv_s16le_to_float32ne(unsigned n, const int16_t *a, float *b) { pa_assert(b); #if SWAP_WORDS == 1 - for (; n > 0; n--) { int16_t s = *(a++); *(b++) = ((float) INT16_FROM(s))/(float) 0x7FFF; } - #else -{ - static const double add = 0, factor = 1.0/0x7FFF; - oil_scaleconv_f32_s16(b, a, (int) n, &add, &factor); -} + for (; n > 0; n--) + *(b++) = ((float) (*(a++)))/(float) 0x7FFF; #endif } @@ -105,17 +99,13 @@ void pa_sconv_s32le_to_float32ne(unsigned n, const int32_t *a, float *b) { pa_assert(b); #if SWAP_WORDS == 1 - for (; n > 0; n--) { int32_t s = *(a++); *(b++) = (float) (((double) INT32_FROM(s))/0x7FFFFFFF); } - #else -{ - static const double add = 0, factor = 1.0/0x7FFFFFFF; - oil_scaleconv_f32_s32(b, a, (int) n, &add, &factor); -} + for (; n > 0; n--) + *(b++) = (float) (((double) (*(a++)))/0x7FFFFFFF); #endif } @@ -124,7 +114,6 @@ void pa_sconv_s16le_from_float32ne(unsigned n, const float *a, int16_t *b) { pa_assert(b); #if SWAP_WORDS == 1 - for (; n > 0; n--) { int16_t s; float v = *(a++); @@ -133,12 +122,13 @@ void pa_sconv_s16le_from_float32ne(unsigned n, const float *a, int16_t *b) { s = (int16_t) lrintf(v * 0x7FFF); *(b++) = INT16_TO(s); } - #else -{ - static const double add = 0, factor = 0x7FFF; - oil_scaleconv_s16_f32(b, a, (int) n, &add, &factor); -} + for (; n > 0; n--) { + float v = *(a++); + + v = PA_CLAMP_UNLIKELY(v, -1.0f, 1.f); + *(b++) = (int16_t) lrintf(v * 0x7FFF); + } #endif } @@ -147,7 +137,6 @@ void pa_sconv_s32le_from_float32ne(unsigned n, const float *a, int32_t *b) { pa_assert(b); #if SWAP_WORDS == 1 - for (; n > 0; n--) { int32_t s; float v = *(a++); @@ -156,12 +145,13 @@ void pa_sconv_s32le_from_float32ne(unsigned n, const float *a, int32_t *b) { s = (int32_t) lrint((double) v * (double) 0x7FFFFFFF); *(b++) = INT32_TO(s); } - #else -{ - static const double add = 0, factor = 0x7FFFFFFF; - oil_scaleconv_s32_f32(b, a, (int) n, &add, &factor); -} + for (; n > 0; n--) { + float v = *(a++); + + v = PA_CLAMP_UNLIKELY(v, -1.0f, 1.0f); + *(b++) = (int32_t) lrint((double) v * (double) 0x7FFFFFFF); + } #endif } diff --git a/src/pulsecore/sconv.c b/src/pulsecore/sconv.c index d89f4283..301f08b4 100644 --- a/src/pulsecore/sconv.c +++ b/src/pulsecore/sconv.c @@ -27,9 +27,6 @@ #include <stdio.h> #include <stdlib.h> -#include <liboil/liboilfuncs.h> -#include <liboil/liboil.h> - #include <pulsecore/g711.h> #include <pulsecore/macro.h> @@ -41,32 +38,31 @@ /* u8 */ static void u8_to_float32ne(unsigned n, const uint8_t *a, float *b) { - static const double add = -1, factor = 1.0/128.0; - pa_assert(a); pa_assert(b); - oil_scaleconv_f32_u8(b, a, (int) n, &add, &factor); + for (; n > 0; n--, a++, b++) + *b = (*a * 1.0/128.0) - 1.0; } static void u8_from_float32ne(unsigned n, const float *a, uint8_t *b) { - static const double add = 128, factor = 127.0; - pa_assert(a); pa_assert(b); - oil_scaleconv_u8_f32(b, a, (int) n, &add, &factor); + for (; n > 0; n--, a++, b++) { + float v; + v = (*a * 127.0) + 128.0; + v = PA_CLAMP_UNLIKELY (v, 0.0, 255.0); + *b = rint (v); + } } static void u8_to_s16ne(unsigned n, const uint8_t *a, int16_t *b) { - static const int16_t add = -0x80, factor = 0x100; - pa_assert(a); pa_assert(b); - oil_conv_s16_u8(b, 2, a, 1, (int) n); - oil_scalaradd_s16(b, 2, b, 2, &add, (int) n); - oil_scalarmult_s16(b, 2, b, 2, &factor, (int) n); + for (; n > 0; n--, a++, b++) + *b = (((int16_t)*a) - 128) << 8; } static void u8_from_s16ne(unsigned n, const int16_t *a, uint8_t *b) { @@ -84,7 +80,7 @@ static void float32ne_to_float32ne(unsigned n, const float *a, float *b) { pa_assert(a); pa_assert(b); - oil_memcpy(b, a, (int) (sizeof(float) * n)); + memcpy(b, a, (int) (sizeof(float) * n)); } static void float32re_to_float32ne(unsigned n, const float *a, float *b) { @@ -101,7 +97,7 @@ static void s16ne_to_s16ne(unsigned n, const int16_t *a, int16_t *b) { pa_assert(a); pa_assert(b); - oil_memcpy(b, a, (int) (sizeof(int16_t) * n)); + memcpy(b, a, (int) (sizeof(int16_t) * n)); } static void s16re_to_s16ne(unsigned n, const int16_t *a, int16_t *b) { @@ -188,98 +184,130 @@ static void alaw_from_s16ne(unsigned n, const int16_t *a, uint8_t *b) { *b = st_13linear2alaw(*a >> 3); } +static pa_convert_func_t to_float32ne_table[] = { + [PA_SAMPLE_U8] = (pa_convert_func_t) u8_to_float32ne, + [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_to_float32ne, + [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_to_float32ne, + [PA_SAMPLE_S16LE] = (pa_convert_func_t) pa_sconv_s16le_to_float32ne, + [PA_SAMPLE_S16BE] = (pa_convert_func_t) pa_sconv_s16be_to_float32ne, + [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_to_float32ne, + [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_to_float32ne, + [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_to_float32ne, + [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_to_float32ne, + [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_to_float32ne, + [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_to_float32ne, + [PA_SAMPLE_FLOAT32NE] = (pa_convert_func_t) float32ne_to_float32ne, + [PA_SAMPLE_FLOAT32RE] = (pa_convert_func_t) float32re_to_float32ne, +}; + pa_convert_func_t pa_get_convert_to_float32ne_function(pa_sample_format_t f) { - static const pa_convert_func_t table[] = { - [PA_SAMPLE_U8] = (pa_convert_func_t) u8_to_float32ne, - [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_to_float32ne, - [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_to_float32ne, - [PA_SAMPLE_S16LE] = (pa_convert_func_t) pa_sconv_s16le_to_float32ne, - [PA_SAMPLE_S16BE] = (pa_convert_func_t) pa_sconv_s16be_to_float32ne, - [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_to_float32ne, - [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_to_float32ne, - [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_to_float32ne, - [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_to_float32ne, - [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_to_float32ne, - [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_to_float32ne, - [PA_SAMPLE_FLOAT32NE] = (pa_convert_func_t) float32ne_to_float32ne, - [PA_SAMPLE_FLOAT32RE] = (pa_convert_func_t) float32re_to_float32ne, - }; + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + return to_float32ne_table[f]; +} + +void pa_set_convert_to_float32ne_function(pa_sample_format_t f, pa_convert_func_t func) { pa_assert(f >= 0); pa_assert(f < PA_SAMPLE_MAX); - return table[f]; + to_float32ne_table[f] = func; } +static pa_convert_func_t from_float32ne_table[] = { + [PA_SAMPLE_U8] = (pa_convert_func_t) u8_from_float32ne, + [PA_SAMPLE_S16LE] = (pa_convert_func_t) pa_sconv_s16le_from_float32ne, + [PA_SAMPLE_S16BE] = (pa_convert_func_t) pa_sconv_s16be_from_float32ne, + [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_from_float32ne, + [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_from_float32ne, + [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_from_float32ne, + [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_from_float32ne, + [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_from_float32ne, + [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_from_float32ne, + [PA_SAMPLE_FLOAT32NE] = (pa_convert_func_t) float32ne_to_float32ne, + [PA_SAMPLE_FLOAT32RE] = (pa_convert_func_t) float32re_to_float32ne, + [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_from_float32ne, + [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_from_float32ne +}; + pa_convert_func_t pa_get_convert_from_float32ne_function(pa_sample_format_t f) { - static const pa_convert_func_t table[] = { - [PA_SAMPLE_U8] = (pa_convert_func_t) u8_from_float32ne, - [PA_SAMPLE_S16LE] = (pa_convert_func_t) pa_sconv_s16le_from_float32ne, - [PA_SAMPLE_S16BE] = (pa_convert_func_t) pa_sconv_s16be_from_float32ne, - [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_from_float32ne, - [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_from_float32ne, - [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_from_float32ne, - [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_from_float32ne, - [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_from_float32ne, - [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_from_float32ne, - [PA_SAMPLE_FLOAT32NE] = (pa_convert_func_t) float32ne_to_float32ne, - [PA_SAMPLE_FLOAT32RE] = (pa_convert_func_t) float32re_to_float32ne, - [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_from_float32ne, - [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_from_float32ne - }; + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + return from_float32ne_table[f]; +} + +void pa_set_convert_from_float32ne_function(pa_sample_format_t f, pa_convert_func_t func) { pa_assert(f >= 0); pa_assert(f < PA_SAMPLE_MAX); - return table[f]; + from_float32ne_table[f] = func; } +static pa_convert_func_t to_s16ne_table[] = { + [PA_SAMPLE_U8] = (pa_convert_func_t) u8_to_s16ne, + [PA_SAMPLE_S16NE] = (pa_convert_func_t) s16ne_to_s16ne, + [PA_SAMPLE_S16RE] = (pa_convert_func_t) s16re_to_s16ne, + [PA_SAMPLE_FLOAT32BE] = (pa_convert_func_t) pa_sconv_float32be_to_s16ne, + [PA_SAMPLE_FLOAT32LE] = (pa_convert_func_t) pa_sconv_float32le_to_s16ne, + [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_to_s16ne, + [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_to_s16ne, + [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_to_s16ne, + [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_to_s16ne, + [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_to_s16ne, + [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_to_s16ne, + [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_to_s16ne, + [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_to_s16ne +}; + pa_convert_func_t pa_get_convert_to_s16ne_function(pa_sample_format_t f) { - static const pa_convert_func_t table[] = { - [PA_SAMPLE_U8] = (pa_convert_func_t) u8_to_s16ne, - [PA_SAMPLE_S16NE] = (pa_convert_func_t) s16ne_to_s16ne, - [PA_SAMPLE_S16RE] = (pa_convert_func_t) s16re_to_s16ne, - [PA_SAMPLE_FLOAT32BE] = (pa_convert_func_t) pa_sconv_float32be_to_s16ne, - [PA_SAMPLE_FLOAT32LE] = (pa_convert_func_t) pa_sconv_float32le_to_s16ne, - [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_to_s16ne, - [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_to_s16ne, - [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_to_s16ne, - [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_to_s16ne, - [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_to_s16ne, - [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_to_s16ne, - [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_to_s16ne, - [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_to_s16ne - }; + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + return to_s16ne_table[f]; +} + +void pa_set_convert_to_s16ne_function(pa_sample_format_t f, pa_convert_func_t func) { pa_assert(f >= 0); pa_assert(f < PA_SAMPLE_MAX); - return table[f]; + to_s16ne_table[f] = func; } +static pa_convert_func_t from_s16ne_table[] = { + [PA_SAMPLE_U8] = (pa_convert_func_t) u8_from_s16ne, + [PA_SAMPLE_S16NE] = (pa_convert_func_t) s16ne_to_s16ne, + [PA_SAMPLE_S16RE] = (pa_convert_func_t) s16re_to_s16ne, + [PA_SAMPLE_FLOAT32BE] = (pa_convert_func_t) pa_sconv_float32be_from_s16ne, + [PA_SAMPLE_FLOAT32LE] = (pa_convert_func_t) pa_sconv_float32le_from_s16ne, + [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_from_s16ne, + [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_from_s16ne, + [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_from_s16ne, + [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_from_s16ne, + [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_from_s16ne, + [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_from_s16ne, + [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_from_s16ne, + [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_from_s16ne, +}; + pa_convert_func_t pa_get_convert_from_s16ne_function(pa_sample_format_t f) { - static const pa_convert_func_t table[] = { - [PA_SAMPLE_U8] = (pa_convert_func_t) u8_from_s16ne, - [PA_SAMPLE_S16NE] = (pa_convert_func_t) s16ne_to_s16ne, - [PA_SAMPLE_S16RE] = (pa_convert_func_t) s16re_to_s16ne, - [PA_SAMPLE_FLOAT32BE] = (pa_convert_func_t) pa_sconv_float32be_from_s16ne, - [PA_SAMPLE_FLOAT32LE] = (pa_convert_func_t) pa_sconv_float32le_from_s16ne, - [PA_SAMPLE_S32BE] = (pa_convert_func_t) pa_sconv_s32be_from_s16ne, - [PA_SAMPLE_S32LE] = (pa_convert_func_t) pa_sconv_s32le_from_s16ne, - [PA_SAMPLE_S24BE] = (pa_convert_func_t) pa_sconv_s24be_from_s16ne, - [PA_SAMPLE_S24LE] = (pa_convert_func_t) pa_sconv_s24le_from_s16ne, - [PA_SAMPLE_S24_32BE] = (pa_convert_func_t) pa_sconv_s24_32be_from_s16ne, - [PA_SAMPLE_S24_32LE] = (pa_convert_func_t) pa_sconv_s24_32le_from_s16ne, - [PA_SAMPLE_ALAW] = (pa_convert_func_t) alaw_from_s16ne, - [PA_SAMPLE_ULAW] = (pa_convert_func_t) ulaw_from_s16ne, - }; + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + return from_s16ne_table[f]; +} + +void pa_set_convert_from_s16ne_function(pa_sample_format_t f, pa_convert_func_t func) { pa_assert(f >= 0); pa_assert(f < PA_SAMPLE_MAX); - return table[f]; + from_s16ne_table[f] = func; } diff --git a/src/pulsecore/sconv.h b/src/pulsecore/sconv.h index b00a16a4..cd937559 100644 --- a/src/pulsecore/sconv.h +++ b/src/pulsecore/sconv.h @@ -33,4 +33,10 @@ pa_convert_func_t pa_get_convert_from_float32ne_function(pa_sample_format_t f) P pa_convert_func_t pa_get_convert_to_s16ne_function(pa_sample_format_t f) PA_GCC_PURE; pa_convert_func_t pa_get_convert_from_s16ne_function(pa_sample_format_t f) PA_GCC_PURE; +void pa_set_convert_to_float32ne_function(pa_sample_format_t f, pa_convert_func_t func); +void pa_set_convert_from_float32ne_function(pa_sample_format_t f, pa_convert_func_t func); + +void pa_set_convert_to_s16ne_function(pa_sample_format_t f, pa_convert_func_t func); +void pa_set_convert_from_s16ne_function(pa_sample_format_t f, pa_convert_func_t func); + #endif diff --git a/src/pulsecore/sconv_sse.c b/src/pulsecore/sconv_sse.c new file mode 100644 index 00000000..3737af2a --- /dev/null +++ b/src/pulsecore/sconv_sse.c @@ -0,0 +1,235 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> + +#include <pulsecore/g711.h> +#include <pulsecore/macro.h> + +#include "endianmacros.h" + +#include "cpu-x86.h" +#include "sconv.h" + +#if defined (__i386__) || defined (__amd64__) + +static const PA_DECLARE_ALIGNED (16, float, one[4]) = { 1.0, 1.0, 1.0, 1.0 }; +static const PA_DECLARE_ALIGNED (16, float, mone[4]) = { -1.0, -1.0, -1.0, -1.0 }; +static const PA_DECLARE_ALIGNED (16, float, scale[4]) = { 0x7fff, 0x7fff, 0x7fff, 0x7fff }; + +static void pa_sconv_s16le_from_f32ne_sse(unsigned n, const float *a, int16_t *b) { + pa_reg_x86 temp, i; + + __asm__ __volatile__ ( + " movaps %5, %%xmm5 \n\t" + " movaps %6, %%xmm6 \n\t" + " movaps %7, %%xmm7 \n\t" + " xor %0, %0 \n\t" + + " mov %4, %1 \n\t" + " sar $3, %1 \n\t" /* 8 floats at a time */ + " cmp $0, %1 \n\t" + " je 2f \n\t" + + "1: \n\t" + " movups (%2, %0, 2), %%xmm0 \n\t" /* read 8 floats */ + " movups 16(%2, %0, 2), %%xmm2 \n\t" + " minps %%xmm5, %%xmm0 \n\t" /* clamp to 1.0 */ + " minps %%xmm5, %%xmm2 \n\t" + " maxps %%xmm6, %%xmm0 \n\t" /* clamp to -1.0 */ + " maxps %%xmm6, %%xmm2 \n\t" + " mulps %%xmm7, %%xmm0 \n\t" /* *= 0x7fff */ + " mulps %%xmm7, %%xmm2 \n\t" + + " cvtps2pi %%xmm0, %%mm0 \n\t" /* low part to int */ + " cvtps2pi %%xmm2, %%mm2 \n\t" + " movhlps %%xmm0, %%xmm0 \n\t" /* bring high part in position */ + " movhlps %%xmm2, %%xmm2 \n\t" + " cvtps2pi %%xmm0, %%mm1 \n\t" /* high part to int */ + " cvtps2pi %%xmm2, %%mm3 \n\t" + + " packssdw %%mm1, %%mm0 \n\t" /* pack parts */ + " packssdw %%mm3, %%mm2 \n\t" + " movq %%mm0, (%3, %0) \n\t" + " movq %%mm2, 8(%3, %0) \n\t" + + " add $16, %0 \n\t" + " dec %1 \n\t" + " jne 1b \n\t" + + "2: \n\t" + " mov %4, %1 \n\t" /* prepare for leftovers */ + " and $7, %1 \n\t" + " je 4f \n\t" + + "3: \n\t" + " movss (%2, %0, 2), %%xmm0 \n\t" + " minss %%xmm5, %%xmm0 \n\t" + " maxss %%xmm6, %%xmm0 \n\t" + " mulss %%xmm7, %%xmm0 \n\t" + " cvtss2si %%xmm0, %4 \n\t" + " movw %w4, (%3, %0) \n\t" + " add $2, %0 \n\t" + " dec %1 \n\t" + " jne 3b \n\t" + + "4: \n\t" + " emms \n\t" + + : "=&r" (i), "=&r" (temp) + : "r" (a), "r" (b), "r" ((pa_reg_x86)n), "m" (*one), "m" (*mone), "m" (*scale) + : "cc", "memory" + ); +} + +static void pa_sconv_s16le_from_f32ne_sse2(unsigned n, const float *a, int16_t *b) { + pa_reg_x86 temp, i; + + __asm__ __volatile__ ( + " movaps %5, %%xmm5 \n\t" + " movaps %6, %%xmm6 \n\t" + " movaps %7, %%xmm7 \n\t" + " xor %0, %0 \n\t" + + " mov %4, %1 \n\t" + " sar $3, %1 \n\t" /* 8 floats at a time */ + " cmp $0, %1 \n\t" + " je 2f \n\t" + + "1: \n\t" + " movups (%2, %0, 2), %%xmm0 \n\t" /* read 8 floats */ + " movups 16(%2, %0, 2), %%xmm2 \n\t" + " minps %%xmm5, %%xmm0 \n\t" /* clamp to 1.0 */ + " minps %%xmm5, %%xmm2 \n\t" + " maxps %%xmm6, %%xmm0 \n\t" /* clamp to -1.0 */ + " maxps %%xmm6, %%xmm2 \n\t" + " mulps %%xmm7, %%xmm0 \n\t" /* *= 0x7fff */ + " mulps %%xmm7, %%xmm2 \n\t" + + " cvtps2dq %%xmm0, %%xmm0 \n\t" + " cvtps2dq %%xmm2, %%xmm2 \n\t" + + " packssdw %%xmm2, %%xmm0 \n\t" + " movdqu %%xmm0, (%3, %0) \n\t" + + " add $16, %0 \n\t" + " dec %1 \n\t" + " jne 1b \n\t" + + "2: \n\t" + " mov %4, %1 \n\t" /* prepare for leftovers */ + " and $7, %1 \n\t" + " je 4f \n\t" + + "3: \n\t" + " movss (%2, %0, 2), %%xmm0 \n\t" + " minss %%xmm5, %%xmm0 \n\t" + " maxss %%xmm6, %%xmm0 \n\t" + " mulss %%xmm7, %%xmm0 \n\t" + " cvtss2si %%xmm0, %4 \n\t" + " movw %w4, (%3, %0) \n\t" + " add $2, %0 \n\t" + " dec %1 \n\t" + " jne 3b \n\t" + + "4: \n\t" + + : "=&r" (i), "=&r" (temp) + : "r" (a), "r" (b), "r" ((pa_reg_x86)n), "m" (*one), "m" (*mone), "m" (*scale) + : "cc", "memory" + ); +} + +#undef RUN_TEST + +#ifdef RUN_TEST +#define SAMPLES 1019 +#define TIMES 1000 + +static void run_test (void) { + int16_t samples[SAMPLES]; + int16_t samples_ref[SAMPLES]; + float floats[SAMPLES]; + int i; + pa_usec_t start, stop; + pa_convert_func_t func; + + printf ("checking SSE %zd\n", sizeof (samples)); + + memset (samples_ref, 0, sizeof (samples_ref)); + memset (samples, 0, sizeof (samples)); + + for (i = 0; i < SAMPLES; i++) { + floats[i] = (rand()/(RAND_MAX+2.2)) - 1.1; + } + + func = pa_get_convert_from_float32ne_function (PA_SAMPLE_S16LE); + func (SAMPLES, floats, samples_ref); + pa_sconv_s16le_from_f32ne_sse2 (SAMPLES, floats, samples); + + for (i = 0; i < SAMPLES; i++) { + if (samples[i] != samples_ref[i]) { + printf ("%d: %04x != %04x (%f)\n", i, samples[i], samples_ref[i], + floats[i]); + } + } + + start = pa_rtclock_now(); + for (i = 0; i < TIMES; i++) { + pa_sconv_s16le_from_f32ne_sse2 (SAMPLES, floats, samples); + } + stop = pa_rtclock_now(); + pa_log_info("SSE: %llu usec.", (long long unsigned int)(stop - start)); + + start = pa_rtclock_now(); + for (i = 0; i < TIMES; i++) { + func (SAMPLES, floats, samples_ref); + } + stop = pa_rtclock_now(); + pa_log_info("ref: %llu usec.", (long long unsigned int)(stop - start)); +} +#endif +#endif /* defined (__i386__) || defined (__amd64__) */ + + +void pa_convert_func_init_sse (pa_cpu_x86_flag_t flags) { +#if defined (__i386__) || defined (__amd64__) + +#ifdef RUN_TEST + run_test (); +#endif + + if (flags & PA_CPU_X86_SSE2) { + pa_log_info("Initialising SSE2 optimized conversions."); + pa_set_convert_from_float32ne_function (PA_SAMPLE_S16LE, (pa_convert_func_t) pa_sconv_s16le_from_f32ne_sse2); + } else { + pa_log_info("Initialising SSE optimized conversions."); + pa_set_convert_from_float32ne_function (PA_SAMPLE_S16LE, (pa_convert_func_t) pa_sconv_s16le_from_f32ne_sse); + } + +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/semaphore-osx.c b/src/pulsecore/semaphore-osx.c new file mode 100644 index 00000000..73f43559 --- /dev/null +++ b/src/pulsecore/semaphore-osx.c @@ -0,0 +1,63 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Kim Lester <kim@dfusion.com.au> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <Multiprocessing.h> + +#include <pulse/xmalloc.h> +#include <pulsecore/macro.h> + +#include "semaphore.h" + +struct pa_semaphore +{ + MPSemaphoreID sema; +}; + +pa_semaphore* pa_semaphore_new(unsigned int value) { + /* NOTE: Can't assume boolean - ie value = 0,1, so use UINT_MAX (boolean more efficient ?) */ + pa_semaphore *s; + + s = pa_xnew(pa_semaphore, 1); + pa_assert_se(MPCreateSemaphore(UINT_MAX, value, &s->sema) == 0); + + return s; +} + +void pa_semaphore_free(pa_semaphore *s) { + pa_assert(s); + pa_assert_se(MPDeleteSemaphore(s->sema) == 0); + pa_xfree(s); +} + +void pa_semaphore_post(pa_semaphore *s) { + pa_assert(s); + pa_assert_se(MPSignalSemaphore(s->sema) == 0); +} + +void pa_semaphore_wait(pa_semaphore *s) { + pa_assert(s); + /* should probably check return value (-ve is error), noErr is ok. */ + pa_assert_se(MPWaitOnSemaphore(s->sema, kDurationForever) == 0); +} diff --git a/src/pulsecore/shm.c b/src/pulsecore/shm.c index 6e428426..fbf777a4 100644 --- a/src/pulsecore/shm.c +++ b/src/pulsecore/shm.c @@ -60,7 +60,8 @@ #define MADV_REMOVE 9 #endif -#define MAX_SHM_SIZE (PA_ALIGN(1024*1024*64)) +/* 1 GiB at max */ +#define MAX_SHM_SIZE (PA_ALIGN(1024*1024*1024)) #ifdef __linux__ /* On Linux we know that the shared memory blocks are files in diff --git a/src/pulsecore/sink-input.c b/src/pulsecore/sink-input.c index 2acaa08f..216edd41 100644 --- a/src/pulsecore/sink-input.c +++ b/src/pulsecore/sink-input.c @@ -45,9 +45,10 @@ #define MEMBLOCKQ_MAXLENGTH (32*1024*1024) #define CONVERT_BUFFER_LENGTH (PA_PAGE_SIZE) -static PA_DEFINE_CHECK_TYPE(pa_sink_input, pa_msgobject); +PA_DEFINE_PUBLIC_CLASS(pa_sink_input, pa_msgobject); static void sink_input_free(pa_object *o); +static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v); static void sink_input_set_ramping_info(pa_sink_input* i, pa_volume_t pre_virtual_volume, pa_volume_t target_virtual_volume, pa_usec_t t); static void sink_input_set_ramping_info_for_mute(pa_sink_input* i, pa_bool_t mute, pa_usec_t t); static void sink_input_volume_ramping(pa_sink_input* i, pa_memchunk* chunk); @@ -57,7 +58,7 @@ static void sink_input_release_envelope(pa_sink_input *i); pa_sink_input_new_data* pa_sink_input_new_data_init(pa_sink_input_new_data *data) { pa_assert(data); - memset(data, 0, sizeof(*data)); + pa_zero(*data); data->resample_method = PA_RESAMPLER_INVALID; data->proplist = pa_proplist_new(); @@ -97,6 +98,18 @@ void pa_sink_input_new_data_apply_volume_factor(pa_sink_input_new_data *data, co } } +void pa_sink_input_new_data_apply_volume_factor_sink(pa_sink_input_new_data *data, const pa_cvolume *volume_factor) { + pa_assert(data); + pa_assert(volume_factor); + + if (data->volume_factor_sink_is_set) + pa_sw_cvolume_multiply(&data->volume_factor_sink, &data->volume_factor_sink, volume_factor); + else { + data->volume_factor_sink_is_set = TRUE; + data->volume_factor_sink = *volume_factor; + } +} + void pa_sink_input_new_data_set_muted(pa_sink_input_new_data *data, pa_bool_t mute) { pa_assert(data); @@ -120,6 +133,7 @@ static void reset_callbacks(pa_sink_input *i) { i->update_max_request = NULL; i->update_sink_requested_latency = NULL; i->update_sink_latency_range = NULL; + i->update_sink_fixed_latency = NULL; i->attach = NULL; i->detach = NULL; i->suspend = NULL; @@ -130,24 +144,27 @@ static void reset_callbacks(pa_sink_input *i) { i->state_change = NULL; i->may_move_to = NULL; i->send_event = NULL; + i->volume_changed = NULL; + i->mute_changed = NULL; } /* Called from main context */ int pa_sink_input_new( pa_sink_input **_i, pa_core *core, - pa_sink_input_new_data *data, - pa_sink_input_flags_t flags) { + pa_sink_input_new_data *data) { pa_sink_input *i; pa_resampler *resampler = NULL; char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX]; pa_channel_map original_cm; int r; + char *pt; pa_assert(_i); pa_assert(core); pa_assert(data); + pa_assert_ctl_context(); if (data->client) pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist); @@ -178,7 +195,6 @@ int pa_sink_input_new( pa_channel_map_init_extend(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT); } - pa_return_val_if_fail(pa_channel_map_valid(&data->channel_map), -PA_ERR_INVALID); pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID); if (!data->volume_is_set) { @@ -187,27 +203,30 @@ int pa_sink_input_new( data->save_volume = FALSE; } - pa_return_val_if_fail(pa_cvolume_valid(&data->volume), -PA_ERR_INVALID); pa_return_val_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec), -PA_ERR_INVALID); if (!data->volume_factor_is_set) pa_cvolume_reset(&data->volume_factor, data->sample_spec.channels); - pa_return_val_if_fail(pa_cvolume_valid(&data->volume_factor), -PA_ERR_INVALID); pa_return_val_if_fail(pa_cvolume_compatible(&data->volume_factor, &data->sample_spec), -PA_ERR_INVALID); + if (!data->volume_factor_sink_is_set) + pa_cvolume_reset(&data->volume_factor_sink, data->sink->sample_spec.channels); + + pa_return_val_if_fail(pa_cvolume_compatible(&data->volume_factor_sink, &data->sink->sample_spec), -PA_ERR_INVALID); + if (!data->muted_is_set) data->muted = FALSE; - if (flags & PA_SINK_INPUT_FIX_FORMAT) + if (data->flags & PA_SINK_INPUT_FIX_FORMAT) data->sample_spec.format = data->sink->sample_spec.format; - if (flags & PA_SINK_INPUT_FIX_RATE) + if (data->flags & PA_SINK_INPUT_FIX_RATE) data->sample_spec.rate = data->sink->sample_spec.rate; original_cm = data->channel_map; - if (flags & PA_SINK_INPUT_FIX_CHANNELS) { + if (data->flags & PA_SINK_INPUT_FIX_CHANNELS) { data->sample_spec.channels = data->sink->sample_spec.channels; data->channel_map = data->sink->channel_map; } @@ -226,7 +245,7 @@ int pa_sink_input_new( if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], data)) < 0) return r; - if ((flags & PA_SINK_INPUT_FAIL_ON_SUSPEND) && + if ((data->flags & PA_SINK_INPUT_NO_CREATE_ON_SUSPEND) && pa_sink_get_state(data->sink) == PA_SINK_SUSPENDED) { pa_log_warn("Failed to create sink input: sink is suspended."); return -PA_ERR_BADSTATE; @@ -237,7 +256,7 @@ int pa_sink_input_new( return -PA_ERR_TOOLARGE; } - if ((flags & PA_SINK_INPUT_VARIABLE_RATE) || + if ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) || !pa_sample_spec_equal(&data->sample_spec, &data->sink->sample_spec) || !pa_channel_map_equal(&data->channel_map, &data->sink->channel_map)) { @@ -246,9 +265,9 @@ int pa_sink_input_new( &data->sample_spec, &data->channel_map, &data->sink->sample_spec, &data->sink->channel_map, data->resample_method, - ((flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) | - ((flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) | - (core->disable_remixing || (flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) | + ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) | + ((data->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) | + (core->disable_remixing || (data->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) | (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) { pa_log_warn("Unsupported resampling operation."); return -PA_ERR_NOTSUPPORTED; @@ -261,7 +280,7 @@ int pa_sink_input_new( i->core = core; i->state = PA_SINK_INPUT_INIT; - i->flags = flags; + i->flags = data->flags; i->proplist = pa_proplist_copy(data->proplist); i->driver = pa_xstrdup(pa_path_get_filename(data->driver)); i->module = data->module; @@ -274,18 +293,21 @@ int pa_sink_input_new( i->channel_map = data->channel_map; if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !data->volume_is_absolute) { + pa_cvolume remapped; + /* When the 'absolute' bool is not set then we'll treat the volume * as relative to the sink volume even in flat volume mode */ - - pa_cvolume v = data->sink->reference_volume; - pa_cvolume_remap(&v, &data->sink->channel_map, &data->channel_map); - pa_sw_cvolume_multiply(&i->virtual_volume, &data->volume, &v); + remapped = data->sink->reference_volume; + pa_cvolume_remap(&remapped, &data->sink->channel_map, &data->channel_map); + pa_sw_cvolume_multiply(&i->volume, &data->volume, &remapped); } else - i->virtual_volume = data->volume; + i->volume = data->volume; i->volume_factor = data->volume_factor; - pa_cvolume_init(&i->soft_volume); - memset(i->relative_volume, 0, sizeof(i->relative_volume)); + i->volume_factor_sink = data->volume_factor_sink; + i->real_ratio = i->reference_ratio = data->volume; + pa_cvolume_reset(&i->soft_volume, i->sample_spec.channels); + pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels); i->save_volume = data->save_volume; i->save_sink = data->save_sink; i->save_muted = data->save_muted; @@ -348,12 +370,15 @@ int pa_sink_input_new( if (i->client) pa_assert_se(pa_idxset_put(i->client->sink_inputs, i, NULL) >= 0); - pa_log_info("Created input %u \"%s\" on %s with sample spec %s and channel map %s", + pt = pa_proplist_to_string_sep(i->proplist, "\n "); + pa_log_info("Created input %u \"%s\" on %s with sample spec %s and channel map %s\n %s", i->index, pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME)), i->sink->name, pa_sample_spec_snprint(st, sizeof(st), &i->sample_spec), - pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map)); + pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map), + pt); + pa_xfree(pt); /* Don't forget to call pa_sink_input_put! */ @@ -364,6 +389,7 @@ int pa_sink_input_new( /* Called from main context */ static void update_n_corked(pa_sink_input *i, pa_sink_input_state_t state) { pa_assert(i); + pa_assert_ctl_context(); if (!i->sink) return; @@ -378,6 +404,7 @@ static void update_n_corked(pa_sink_input *i, pa_sink_input_state_t state) { static void sink_input_set_state(pa_sink_input *i, pa_sink_input_state_t state) { pa_sink_input *ssync; pa_assert(i); + pa_assert_ctl_context(); if (state == PA_SINK_INPUT_DRAINED) state = PA_SINK_INPUT_RUNNING; @@ -416,7 +443,9 @@ static void sink_input_set_state(pa_sink_input *i, pa_sink_input_state_t state) void pa_sink_input_unlink(pa_sink_input *i) { pa_bool_t linked; pa_source_output *o, *p = NULL; + pa_assert(i); + pa_assert_ctl_context(); /* See pa_sink_unlink() for a couple of comments how this function * works */ @@ -455,11 +484,8 @@ void pa_sink_input_unlink(pa_sink_input *i) { if (linked && i->sink) { /* We might need to update the sink's volume if we are in flat volume mode. */ - if (i->sink->flags & PA_SINK_FLAT_VOLUME) { - pa_cvolume new_volume; - pa_sink_update_flat_volume(i->sink, &new_volume); - pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE); - } + if (i->sink->flags & PA_SINK_FLAT_VOLUME) + pa_sink_set_volume(i->sink, NULL, FALSE, FALSE); if (i->sink->asyncmsgq) pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_REMOVE_INPUT, i, 0, NULL) == 0); @@ -487,6 +513,7 @@ static void sink_input_free(pa_object *o) { pa_sink_input* i = PA_SINK_INPUT(o); pa_assert(i); + pa_assert_ctl_context(); pa_assert(pa_sink_input_refcnt(i) == 0); if (PA_SINK_INPUT_IS_LINKED(i->state)) @@ -494,7 +521,10 @@ static void sink_input_free(pa_object *o) { pa_log_info("Freeing input %u \"%s\"", i->index, pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME))); - pa_assert(!i->thread_info.attached); + /* Side note: this function must be able to destruct properly any + * kind of sink input in any state, even those which are + * "half-moved" or are connected to sinks that have no asyncmsgq + * and are hence half-destructed themselves! */ if (i->thread_info.ramp_info.envelope) { pa_log_debug ("Freeing envelope\n"); @@ -524,7 +554,9 @@ static void sink_input_free(pa_object *o) { /* Called from main context */ void pa_sink_input_put(pa_sink_input *i) { pa_sink_input_state_t state; + pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(i->state == PA_SINK_INPUT_INIT); @@ -539,12 +571,10 @@ void pa_sink_input_put(pa_sink_input *i) { i->state = state; /* We might need to update the sink's volume if we are in flat volume mode. */ - if (i->sink->flags & PA_SINK_FLAT_VOLUME) { - pa_cvolume new_volume; - pa_sink_update_flat_volume(i->sink, &new_volume); - pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE); - } else - pa_sink_input_set_relative_volume(i, &i->virtual_volume); + if (i->sink->flags & PA_SINK_FLAT_VOLUME) + pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume); + else + set_real_ratio(i, &i->volume); i->thread_info.soft_volume = i->soft_volume; i->thread_info.muted = i->muted; @@ -560,6 +590,7 @@ void pa_sink_input_put(pa_sink_input *i) { /* Called from main context */ void pa_sink_input_kill(pa_sink_input*i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); i->kill(i); @@ -570,6 +601,7 @@ pa_usec_t pa_sink_input_get_latency(pa_sink_input *i, pa_usec_t *sink_latency) { pa_usec_t r[2] = { 0, 0 }; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_GET_LATENCY, r, 0, NULL) == 0); @@ -585,13 +617,14 @@ pa_usec_t pa_sink_input_get_latency(pa_sink_input *i, pa_usec_t *sink_latency) { /* Called from thread context */ void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, pa_memchunk *chunk, pa_cvolume *volume) { - pa_bool_t do_volume_adj_here; + pa_bool_t do_volume_adj_here, need_volume_factor_sink; pa_bool_t volume_is_norm; pa_bool_t ramping; size_t block_size_max_sink, block_size_max_sink_input; size_t ilength; pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state)); pa_assert(pa_frame_aligned(slength, &i->sink->sample_spec)); pa_assert(chunk); @@ -633,6 +666,7 @@ void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, p do_volume_adj_here = !pa_channel_map_equal(&i->channel_map, &i->sink->channel_map) || i->thread_info.ramp_info.is_ramping; volume_is_norm = pa_cvolume_is_norm(&i->thread_info.soft_volume) && !i->thread_info.muted; + need_volume_factor_sink = !pa_cvolume_is_norm(&i->volume_factor_sink); while (!pa_memblockq_is_readable(i->thread_info.render_memblockq)) { pa_memchunk tchunk; @@ -664,6 +698,7 @@ void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, p while (tchunk.length > 0) { pa_memchunk wchunk; + pa_bool_t nvfs = need_volume_factor_sink; wchunk = tchunk; pa_memblock_ref(wchunk.memblock); @@ -675,18 +710,41 @@ void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, p if (do_volume_adj_here && !volume_is_norm && !i->thread_info.ramp_info.is_ramping) { pa_memchunk_make_writable(&wchunk, 0); - if (i->thread_info.muted) + if (i->thread_info.muted) { pa_silence_memchunk(&wchunk, &i->thread_info.sample_spec); - else + nvfs = FALSE; + + } else if (!i->thread_info.resampler && nvfs) { + pa_cvolume v; + + /* If we don't need a resampler we can merge the + * post and the pre volume adjustment into one */ + + pa_sw_cvolume_multiply(&v, &i->thread_info.soft_volume, &i->volume_factor_sink); + pa_volume_memchunk(&wchunk, &i->thread_info.sample_spec, &v); + nvfs = FALSE; + + } else pa_volume_memchunk(&wchunk, &i->thread_info.sample_spec, &i->thread_info.soft_volume); } - if (!i->thread_info.resampler) + if (!i->thread_info.resampler) { + + if (nvfs) { + pa_memchunk_make_writable(&wchunk, 0); + pa_volume_memchunk(&wchunk, &i->sink->sample_spec, &i->volume_factor_sink); + } + pa_memblockq_push_align(i->thread_info.render_memblockq, &wchunk); - else { + } else { pa_memchunk rchunk; pa_resampler_run(i->thread_info.resampler, &wchunk, &rchunk); + if (nvfs) { + pa_memchunk_make_writable(&rchunk, 0); + pa_volume_memchunk(&rchunk, &i->sink->sample_spec, &i->volume_factor_sink); + } + /* pa_log_debug("pushing %lu", (unsigned long) rchunk.length); */ if (rchunk.memblock) { @@ -746,8 +804,9 @@ void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, p /* Called from thread context */ void pa_sink_input_drop(pa_sink_input *i, size_t nbytes /* in sink sample spec */) { - pa_sink_input_assert_ref(i); + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec)); pa_assert(nbytes > 0); @@ -761,8 +820,9 @@ void pa_sink_input_drop(pa_sink_input *i, size_t nbytes /* in sink sample spec * void pa_sink_input_process_rewind(pa_sink_input *i, size_t nbytes /* in sink sample spec */) { size_t lbq; pa_bool_t called = FALSE; - pa_sink_input_assert_ref(i); + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec)); @@ -831,8 +891,28 @@ void pa_sink_input_process_rewind(pa_sink_input *i, size_t nbytes /* in sink sam } /* Called from thread context */ +size_t pa_sink_input_get_max_rewind(pa_sink_input *i) { + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); + + return i->thread_info.resampler ? pa_resampler_request(i->thread_info.resampler, i->sink->thread_info.max_rewind) : i->sink->thread_info.max_rewind; +} + +/* Called from thread context */ +size_t pa_sink_input_get_max_request(pa_sink_input *i) { + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); + + /* We're not verifying the status here, to allow this to be called + * in the state change handler between _INIT and _RUNNING */ + + return i->thread_info.resampler ? pa_resampler_request(i->thread_info.resampler, i->sink->thread_info.max_request) : i->sink->thread_info.max_request; +} + +/* Called from thread context */ void pa_sink_input_update_max_rewind(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */) { pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec)); @@ -845,6 +925,7 @@ void pa_sink_input_update_max_rewind(pa_sink_input *i, size_t nbytes /* in the /* Called from thread context */ void pa_sink_input_update_max_request(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */) { pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec)); @@ -855,15 +936,16 @@ void pa_sink_input_update_max_request(pa_sink_input *i, size_t nbytes /* in the /* Called from thread context */ pa_usec_t pa_sink_input_set_requested_latency_within_thread(pa_sink_input *i, pa_usec_t usec) { pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); if (!(i->sink->flags & PA_SINK_DYNAMIC_LATENCY)) - usec = i->sink->fixed_latency; + usec = i->sink->thread_info.fixed_latency; if (usec != (pa_usec_t) -1) usec = PA_CLAMP(usec, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency); i->thread_info.requested_sink_latency = usec; - pa_sink_invalidate_requested_latency(i->sink); + pa_sink_invalidate_requested_latency(i->sink, TRUE); return usec; } @@ -871,6 +953,7 @@ pa_usec_t pa_sink_input_set_requested_latency_within_thread(pa_sink_input *i, pa /* Called from main context */ pa_usec_t pa_sink_input_set_requested_latency(pa_sink_input *i, pa_usec_t usec) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); if (PA_SINK_INPUT_IS_LINKED(i->state) && i->sink) { pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0); @@ -882,7 +965,7 @@ pa_usec_t pa_sink_input_set_requested_latency(pa_sink_input *i, pa_usec_t usec) if (i->sink) { if (!(i->sink->flags & PA_SINK_DYNAMIC_LATENCY)) - usec = i->sink->fixed_latency; + usec = pa_sink_get_fixed_latency(i->sink); if (usec != (pa_usec_t) -1) { pa_usec_t min_latency, max_latency; @@ -899,6 +982,7 @@ pa_usec_t pa_sink_input_set_requested_latency(pa_sink_input *i, pa_usec_t usec) /* Called from main context */ pa_usec_t pa_sink_input_get_requested_latency(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); if (PA_SINK_INPUT_IS_LINKED(i->state) && i->sink) { pa_usec_t usec = 0; @@ -913,73 +997,44 @@ pa_usec_t pa_sink_input_get_requested_latency(pa_sink_input *i) { } /* Called from main context */ -void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) { - /* test ramping -> return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 2000 * PA_USEC_PER_MSEC); */ - return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 0); -} - -/* Called from main context */ -pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i, pa_cvolume *volume, pa_bool_t absolute) { +static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); + pa_assert(!v || pa_cvolume_compatible(v, &i->sample_spec)); - if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !absolute) { - pa_cvolume v = i->sink->reference_volume; - pa_cvolume_remap(&v, &i->sink->channel_map, &i->channel_map); - pa_sw_cvolume_divide(volume, &i->virtual_volume, &v); - } else - *volume = i->virtual_volume; + /* This basically calculates: + * + * i->real_ratio := v + * i->soft_volume := i->real_ratio * i->volume_factor */ - return volume; + if (v) + i->real_ratio = *v; + else + pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels); + + pa_sw_cvolume_multiply(&i->soft_volume, &i->real_ratio, &i->volume_factor); + /* We don't copy the data to the thread_info data. That's left for someone else to do */ } /* Called from main context */ -pa_cvolume *pa_sink_input_get_relative_volume(pa_sink_input *i, pa_cvolume *v) { - unsigned c; - - pa_sink_input_assert_ref(i); - pa_assert(v); - pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); - - /* This always returns the relative volume. Converts the float - * version into a pa_cvolume */ - - v->channels = i->sample_spec.channels; - - for (c = 0; c < v->channels; c++) - v->values[c] = pa_sw_volume_from_linear(i->relative_volume[c]); - - return v; +void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) { + /* test ramping -> return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 2000 * PA_USEC_PER_MSEC); */ + return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 0); } /* Called from main context */ -void pa_sink_input_set_relative_volume(pa_sink_input *i, const pa_cvolume *v) { - unsigned c; - pa_cvolume _v; - +pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i, pa_cvolume *volume, pa_bool_t absolute) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); - pa_assert(!v || pa_cvolume_compatible(v, &i->sample_spec)); - if (!v) - v = pa_cvolume_reset(&_v, i->sample_spec.channels); - - /* This basically calculates: - * - * i->relative_volume := v - * i->soft_volume := i->relative_volume * i->volume_factor */ - - i->soft_volume.channels = i->sample_spec.channels; - - for (c = 0; c < i->sample_spec.channels; c++) { - i->relative_volume[c] = pa_sw_volume_to_linear(v->values[c]); - - i->soft_volume.values[c] = pa_sw_volume_from_linear( - i->relative_volume[c] * - pa_sw_volume_to_linear(i->volume_factor.values[c])); - } + if (absolute || !(i->sink->flags & PA_SINK_FLAT_VOLUME)) + *volume = i->volume; + else + *volume = i->reference_ratio; - /* We don't copy the data to the thread_info data. That's left for someone else to do */ + return volume; } /* Called from main context */ @@ -991,6 +1046,7 @@ void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute, pa_bool_t save) { /* Called from main context */ pa_bool_t pa_sink_input_get_mute(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); return i->muted; @@ -999,6 +1055,7 @@ pa_bool_t pa_sink_input_get_mute(pa_sink_input *i) { /* Called from main thread */ void pa_sink_input_update_proplist(pa_sink_input *i, pa_update_mode_t mode, pa_proplist *p) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); if (p) pa_proplist_update(i->proplist, mode, p); @@ -1012,6 +1069,7 @@ void pa_sink_input_update_proplist(pa_sink_input *i, pa_update_mode_t mode, pa_p /* Called from main context */ void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); sink_input_set_state(i, b ? PA_SINK_INPUT_CORKED : PA_SINK_INPUT_RUNNING); @@ -1020,6 +1078,7 @@ void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b) { /* Called from main context */ int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_return_val_if_fail(i->thread_info.resampler, -PA_ERR_BADSTATE); @@ -1038,13 +1097,14 @@ int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate) { void pa_sink_input_set_name(pa_sink_input *i, const char *name) { const char *old; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); if (!name && !pa_proplist_contains(i->proplist, PA_PROP_MEDIA_NAME)) return; old = pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME); - if (old && name && !strcmp(old, name)) + if (old && name && pa_streq(old, name)) return; if (name) @@ -1061,6 +1121,7 @@ void pa_sink_input_set_name(pa_sink_input *i, const char *name) { /* Called from main context */ pa_resample_method_t pa_sink_input_get_resample_method(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); return i->actual_resample_method; } @@ -1068,6 +1129,7 @@ pa_resample_method_t pa_sink_input_get_resample_method(pa_sink_input *i) { /* Called from main context */ pa_bool_t pa_sink_input_may_move(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); if (i->flags & PA_SINK_INPUT_DONT_MOVE) @@ -1084,6 +1146,7 @@ pa_bool_t pa_sink_input_may_move(pa_sink_input *i) { /* Called from main context */ pa_bool_t pa_sink_input_may_move_to(pa_sink_input *i, pa_sink *dest) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_sink_assert_ref(dest); @@ -1108,10 +1171,10 @@ pa_bool_t pa_sink_input_may_move_to(pa_sink_input *i, pa_sink *dest) { /* Called from main context */ int pa_sink_input_start_move(pa_sink_input *i) { pa_source_output *o, *p = NULL; - pa_sink *origin; int r; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_assert(i->sink); @@ -1121,8 +1184,6 @@ int pa_sink_input_start_move(pa_sink_input *i) { if ((r = pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], i)) < 0) return r; - origin = i->sink; - /* Kill directly connected outputs */ while ((o = pa_idxset_first(i->direct_outputs, NULL))) { pa_assert(o != p); @@ -1136,24 +1197,15 @@ int pa_sink_input_start_move(pa_sink_input *i) { if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED) pa_assert_se(i->sink->n_corked-- >= 1); - if (i->sink->flags & PA_SINK_FLAT_VOLUME) { - pa_cvolume new_volume; - - /* Make the virtual volume relative */ - pa_sink_input_get_relative_volume(i, &i->virtual_volume); - - /* And reset the the relative volume */ - pa_sink_input_set_relative_volume(i, NULL); - + if (i->sink->flags & PA_SINK_FLAT_VOLUME) /* We might need to update the sink's volume if we are in flat * volume mode. */ - pa_sink_update_flat_volume(i->sink, &new_volume); - pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE); - } + pa_sink_set_volume(i->sink, NULL, FALSE, FALSE); pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_START_MOVE, i, 0, NULL) == 0); pa_sink_update_status(i->sink); + pa_cvolume_remap(&i->volume_factor_sink, &i->sink->channel_map, &i->channel_map); i->sink = NULL; pa_sink_input_unref(i); @@ -1166,6 +1218,7 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { pa_resampler *new_resampler; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_assert(!i->sink); pa_sink_assert_ref(dest); @@ -1207,6 +1260,8 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { i->save_sink = save; pa_idxset_put(dest->inputs, pa_sink_input_ref(i), NULL); + pa_cvolume_remap(&i->volume_factor_sink, &i->channel_map, &i->sink->channel_map); + if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED) i->sink->n_corked++; @@ -1232,16 +1287,15 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { pa_sink_update_status(dest); if (i->sink->flags & PA_SINK_FLAT_VOLUME) { - pa_cvolume new_volume; + pa_cvolume remapped; - /* Make relative volume absolute again */ - pa_cvolume t = dest->reference_volume; - pa_cvolume_remap(&t, &dest->channel_map, &i->channel_map); - pa_sw_cvolume_multiply(&i->virtual_volume, &i->virtual_volume, &t); + /* Make relative volumes absolute */ + remapped = dest->reference_volume; + pa_cvolume_remap(&remapped, &dest->channel_map, &i->channel_map); + pa_sw_cvolume_multiply(&i->volume, &i->reference_ratio, &remapped); /* We might need to update the sink's volume if we are in flat volume mode. */ - pa_sink_update_flat_volume(i->sink, &new_volume); - pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE); + pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume); } pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0); @@ -1250,16 +1304,39 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { /* Notify everyone */ pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], i); + + if (i->volume_changed) + i->volume_changed(i); + pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index); return 0; } /* Called from main context */ +void pa_sink_input_fail_move(pa_sink_input *i) { + + pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); + pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); + pa_assert(!i->sink); + + /* Check if someone wants this sink input? */ + if (pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FAIL], i) == PA_HOOK_STOP) + return; + + if (i->moving) + i->moving(i, NULL); + + pa_sink_input_kill(i); +} + +/* Called from main context */ int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { int r; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_assert(i->sink); pa_sink_assert_ref(dest); @@ -1278,6 +1355,7 @@ int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { } if ((r = pa_sink_input_finish_move(i, dest, save)) < 0) { + pa_sink_input_fail_move(i); pa_sink_input_unref(i); return r; } @@ -1290,7 +1368,9 @@ int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, pa_bool_t save) { /* Called from IO thread context */ void pa_sink_input_set_state_within_thread(pa_sink_input *i, pa_sink_input_state_t state) { pa_bool_t corking, uncorking; + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); if (state == i->thread_info.state) return; @@ -1428,6 +1508,7 @@ int pa_sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t /* Called from main thread */ pa_sink_input_state_t pa_sink_input_get_state(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); if (i->state == PA_SINK_INPUT_RUNNING || i->state == PA_SINK_INPUT_DRAINED) return pa_atomic_load(&i->thread_info.drained) ? PA_SINK_INPUT_DRAINED : PA_SINK_INPUT_RUNNING; @@ -1438,6 +1519,7 @@ pa_sink_input_state_t pa_sink_input_get_state(pa_sink_input *i) { /* Called from IO context */ pa_bool_t pa_sink_input_safe_to_remove(pa_sink_input *i) { pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); if (PA_SINK_INPUT_IS_LINKED(i->thread_info.state)) return pa_memblockq_is_empty(i->thread_info.render_memblockq); @@ -1446,7 +1528,13 @@ pa_bool_t pa_sink_input_safe_to_remove(pa_sink_input *i) { } /* Called from IO context */ -void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes /* in our sample spec */, pa_bool_t rewrite, pa_bool_t flush, pa_bool_t dont_rewind_render) { +void pa_sink_input_request_rewind( + pa_sink_input *i, + size_t nbytes /* in our sample spec */, + pa_bool_t rewrite, + pa_bool_t flush, + pa_bool_t dont_rewind_render) { + size_t lbq; /* If 'rewrite' is TRUE the sink is rewound as far as requested @@ -1461,18 +1549,20 @@ void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes /* in our sam * dont_rewind_render is TRUE then the render memblockq is not * rewound. */ - pa_sink_input_assert_ref(i); - - nbytes = PA_MAX(i->thread_info.rewrite_nbytes, nbytes); + /* nbytes = 0 means maximum rewind request */ -/* pa_log_debug("request rewrite %lu", (unsigned long) nbytes); */ + pa_sink_input_assert_ref(i); + pa_sink_input_assert_io_context(i); + pa_assert(rewrite || flush); + pa_assert(!dont_rewind_render || !rewrite); /* We don't take rewind requests while we are corked */ if (i->thread_info.state == PA_SINK_INPUT_CORKED) return; - pa_assert(rewrite || flush); - pa_assert(!dont_rewind_render || !rewrite); + nbytes = PA_MAX(i->thread_info.rewrite_nbytes, nbytes); + + /* pa_log_debug("request rewrite %zu", nbytes); */ /* Calculate how much we can rewind locally without having to * touch the sink */ @@ -1492,6 +1582,7 @@ void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes /* in our sam nbytes = pa_resampler_request(i->thread_info.resampler, nbytes); } + /* Remember how much we actually want to rewrite */ if (i->thread_info.rewrite_nbytes != (size_t) -1) { if (rewrite) { /* Make sure to not overwrite over underruns */ @@ -1528,8 +1619,11 @@ void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes /* in our sam /* Called from main context */ pa_memchunk* pa_sink_input_get_silence(pa_sink_input *i, pa_memchunk *ret) { pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(ret); + /* FIXME: Shouldn't access resampler object from main context! */ + pa_silence_memchunk_get( &i->core->silence_cache, i->core->mempool, @@ -1546,6 +1640,7 @@ void pa_sink_input_send_event(pa_sink_input *i, const char *event, pa_proplist * pa_sink_input_send_event_hook_data hook_data; pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(event); if (!i->send_event) @@ -1701,29 +1796,42 @@ static void sink_input_rewind_ramp_info(pa_sink_input *i, size_t nbytes) { void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute, pa_usec_t t){ pa_cvolume v; pa_volume_t previous_virtual_volume, target_virtual_volume; - pa_sink_input_assert_ref(i); + pa_sink_input_assert_ref(i); + pa_assert_ctl_context(); pa_assert(PA_SINK_INPUT_IS_LINKED(i->state)); pa_assert(volume); pa_assert(pa_cvolume_valid(volume)); - pa_assert(pa_cvolume_compatible(volume, &i->sample_spec)); + pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &i->sample_spec)); if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !absolute) { v = i->sink->reference_volume; pa_cvolume_remap(&v, &i->sink->channel_map, &i->channel_map); - volume = pa_sw_cvolume_multiply(&v, &v, volume); + + if (pa_cvolume_compatible(volume, &i->sample_spec)) + volume = pa_sw_cvolume_multiply(&v, &v, volume); + else + volume = pa_sw_cvolume_multiply_scalar(&v, &v, pa_cvolume_max(volume)); + } else { + if (!pa_cvolume_compatible(volume, &i->sample_spec)) { + v = i->volume; + volume = pa_cvolume_scale(&v, pa_cvolume_max(volume)); + } } - if (pa_cvolume_equal(volume, &i->virtual_volume)) + if (pa_cvolume_equal(volume, &i->volume)) { + i->save_volume = i->save_volume || save; return; + } - previous_virtual_volume = pa_cvolume_avg(&i->virtual_volume); + previous_virtual_volume = pa_cvolume_avg(&i->volume); target_virtual_volume = pa_cvolume_avg(volume); + if (t > 0 && target_virtual_volume > 0) pa_log_debug("SetVolumeWithRamping: Virtual Volume From %u=%f to %u=%f\n", previous_virtual_volume, pa_sw_volume_to_linear(previous_virtual_volume), target_virtual_volume, pa_sw_volume_to_linear(target_virtual_volume)); - i->virtual_volume = *volume; + i->volume = *volume; i->save_volume = save; /* Set this flag before the following code modify i->thread_info.soft_volume */ @@ -1731,22 +1839,15 @@ void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *v pa_atomic_store(&i->before_ramping_v, 1); if (i->sink->flags & PA_SINK_FLAT_VOLUME) { - pa_cvolume new_volume; - /* We are in flat volume mode, so let's update all sink input * volumes and update the flat volume of the sink */ - pa_sink_update_flat_volume(i->sink, &new_volume); - pa_sink_set_volume(i->sink, &new_volume, FALSE, TRUE, FALSE, FALSE); + pa_sink_set_volume(i->sink, NULL, TRUE, save); } else { - /* OK, we are in normal volume mode. The volume only affects * ourselves */ - pa_sink_input_set_relative_volume(i, volume); - - /* Hooks have the ability to play games with i->soft_volume */ - pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_SET_VOLUME], i); + set_real_ratio(i, volume); /* Copy the new soft_volume to the thread_info struct */ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_SOFT_VOLUME, NULL, 0, NULL) == 0); @@ -1755,6 +1856,10 @@ void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *v if (t > 0 && target_virtual_volume > 0) sink_input_set_ramping_info(i, previous_virtual_volume, target_virtual_volume, t); + /* The volume changed, let's tell people so */ + if (i->volume_changed) + i->volume_changed(i); + /* The virtual volume changed, let's tell people so */ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index); } diff --git a/src/pulsecore/sink-input.h b/src/pulsecore/sink-input.h index 036806fc..56ac3d60 100644 --- a/src/pulsecore/sink-input.h +++ b/src/pulsecore/sink-input.h @@ -43,6 +43,7 @@ typedef enum pa_sink_input_state { PA_SINK_INPUT_RUNNING, /*< The stream is alive and kicking */ PA_SINK_INPUT_CORKED, /*< The stream was corked on user request */ PA_SINK_INPUT_UNLINKED /*< The stream is dead */ + /* FIXME: we need a state for MOVING here */ } pa_sink_input_state_t; static inline pa_bool_t PA_SINK_INPUT_IS_LINKED(pa_sink_input_state_t x) { @@ -59,7 +60,8 @@ typedef enum pa_sink_input_flags { PA_SINK_INPUT_FIX_RATE = 64, PA_SINK_INPUT_FIX_CHANNELS = 128, PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND = 256, - PA_SINK_INPUT_FAIL_ON_SUSPEND = 512 + PA_SINK_INPUT_NO_CREATE_ON_SUSPEND = 512, + PA_SINK_INPUT_KILL_ON_SUSPEND = 1024 } pa_sink_input_flags_t; struct pa_sink_input { @@ -93,10 +95,14 @@ struct pa_sink_input { pa_sink_input *sync_prev, *sync_next; /* Also see http://pulseaudio.org/wiki/InternalVolumes */ - pa_cvolume virtual_volume; /* The volume clients are informed about */ - pa_cvolume volume_factor; /* An internally used volume factor that can be used by modules to apply effects and suchlike without having that visible to the outside */ - double relative_volume[PA_CHANNELS_MAX]; /* The calculated volume relative to the sink volume as linear factors. */ - pa_cvolume soft_volume; /* The internal software volume we apply to all PCM data while it passes through. Usually calculated as relative_volume * volume_factor */ + pa_cvolume volume; /* The volume clients are informed about */ + pa_cvolume reference_ratio; /* The ratio of the stream's volume to the sink's reference volume */ + pa_cvolume real_ratio; /* The ratio of the stream's volume to the sink's real volume */ + pa_cvolume volume_factor; /* An internally used volume factor that can be used by modules to apply effects and suchlike without having that visible to the outside */ + pa_cvolume soft_volume; /* The internal software volume we apply to all PCM data while it passes through. Usually calculated as real_ratio * volume_factor */ + + pa_cvolume volume_factor_sink; /* A second volume factor in format of the sink this stream is connected to */ + pa_bool_t muted:1; /* if TRUE then the source we are connected to and/or the volume @@ -138,6 +144,10 @@ struct pa_sink_input { * from IO context. */ void (*update_sink_latency_range) (pa_sink_input *i); /* may be NULL */ + /* Called whenver the fixed latency of the sink changes, if there + * is one. Called from IO context. */ + void (*update_sink_fixed_latency) (pa_sink_input *i); /* may be NULL */ + /* If non-NULL this function is called when the input is first * connected to a sink or when the rtpoll/asyncmsgq fields * change. You usually don't need to implement this function @@ -160,7 +170,9 @@ struct pa_sink_input { /* If non-NULL called whenever the sink input is moved to a new * sink. Called from main context after the sink input has been * detached from the old sink and before it has been attached to - * the new sink. */ + * the new sink. If dest is NULL the move was executed in two + * phases and the second one failed; the stream will be destroyed + * after this call. */ void (*moving) (pa_sink_input *i, pa_sink *dest); /* may be NULL */ /* Supposed to unlink and destroy this stream. Called from main @@ -183,8 +195,16 @@ struct pa_sink_input { pa_bool_t (*may_move_to) (pa_sink_input *i, pa_sink *s); /* may be NULL */ /* If non-NULL this function is used to dispatch asynchronous - * control events. */ - void (*send_event)(pa_sink_input *i, const char *event, pa_proplist* data); + * control events. Called from main context. */ + void (*send_event)(pa_sink_input *i, const char *event, pa_proplist* data); /* may be NULL */ + + /* If non-NULL this function is called whenever the sink input + * volume changes. Called from main context */ + void (*volume_changed)(pa_sink_input *i); /* may be NULL */ + + /* If non-NULL this function is called whenever the sink input + * mute status changes. Called from main context */ + void (*mute_changed)(pa_sink_input *i); /* may be NULL */ struct { pa_sink_input_state_t state; @@ -195,7 +215,7 @@ struct pa_sink_input { pa_bool_t attached:1; /* True only between ->attach() and ->detach() calls */ - /* 0: rewrite nothing, (size_t) -1: rewrite everything, otherwise how many bytes to rewrite */ + /* rewrite_nbytes: 0: rewrite nothing, (size_t) -1: rewrite everything, otherwise how many bytes to rewrite */ pa_bool_t rewrite_flush:1, dont_rewind_render:1; size_t rewrite_nbytes; uint64_t underrun_for, playing_for; @@ -233,7 +253,7 @@ struct pa_sink_input { void *userdata; }; -PA_DECLARE_CLASS(pa_sink_input); +PA_DECLARE_PUBLIC_CLASS(pa_sink_input); #define PA_SINK_INPUT(o) pa_sink_input_cast(o) enum { @@ -255,6 +275,8 @@ typedef struct pa_sink_input_send_event_hook_data { } pa_sink_input_send_event_hook_data; typedef struct pa_sink_input_new_data { + pa_sink_input_flags_t flags; + pa_proplist *proplist; const char *driver; @@ -270,13 +292,13 @@ typedef struct pa_sink_input_new_data { pa_sample_spec sample_spec; pa_channel_map channel_map; - pa_cvolume volume, volume_factor; + pa_cvolume volume, volume_factor, volume_factor_sink; pa_bool_t muted:1; pa_bool_t sample_spec_is_set:1; pa_bool_t channel_map_is_set:1; - pa_bool_t volume_is_set:1, volume_factor_is_set:1; + pa_bool_t volume_is_set:1, volume_factor_is_set:1, volume_factor_sink_is_set:1; pa_bool_t muted_is_set:1; pa_bool_t volume_is_absolute:1; @@ -289,6 +311,7 @@ void pa_sink_input_new_data_set_sample_spec(pa_sink_input_new_data *data, const void pa_sink_input_new_data_set_channel_map(pa_sink_input_new_data *data, const pa_channel_map *map); void pa_sink_input_new_data_set_volume(pa_sink_input_new_data *data, const pa_cvolume *volume); void pa_sink_input_new_data_apply_volume_factor(pa_sink_input_new_data *data, const pa_cvolume *volume_factor); +void pa_sink_input_new_data_apply_volume_factor_sink(pa_sink_input_new_data *data, const pa_cvolume *volume_factor); void pa_sink_input_new_data_set_muted(pa_sink_input_new_data *data, pa_bool_t mute); void pa_sink_input_new_data_done(pa_sink_input_new_data *data); @@ -297,8 +320,7 @@ void pa_sink_input_new_data_done(pa_sink_input_new_data *data); int pa_sink_input_new( pa_sink_input **i, pa_core *core, - pa_sink_input_new_data *data, - pa_sink_input_flags_t flags); + pa_sink_input_new_data *data); void pa_sink_input_put(pa_sink_input *i); void pa_sink_input_unlink(pa_sink_input* i); @@ -320,6 +342,10 @@ void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b); int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate); +/* This returns the sink's fields converted into out sample type */ +size_t pa_sink_input_get_max_rewind(pa_sink_input *i); +size_t pa_sink_input_get_max_request(pa_sink_input *i); + /* Callable by everyone from main thread*/ /* External code may request disconnection with this function */ @@ -330,8 +356,6 @@ pa_usec_t pa_sink_input_get_latency(pa_sink_input *i, pa_usec_t *sink_latency); void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute); pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i, pa_cvolume *volume, pa_bool_t absolute); -pa_cvolume *pa_sink_input_get_relative_volume(pa_sink_input *i, pa_cvolume *v); - void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute, pa_bool_t save); pa_bool_t pa_sink_input_get_mute(pa_sink_input *i); @@ -350,6 +374,7 @@ pa_bool_t pa_sink_input_may_move_to(pa_sink_input *i, pa_sink *dest); /* may thi * new sink */ int pa_sink_input_start_move(pa_sink_input *i); int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save); +void pa_sink_input_fail_move(pa_sink_input *i); pa_sink_input_state_t pa_sink_input_get_state(pa_sink_input *i); @@ -373,8 +398,8 @@ pa_bool_t pa_sink_input_safe_to_remove(pa_sink_input *i); pa_memchunk* pa_sink_input_get_silence(pa_sink_input *i, pa_memchunk *ret); -/* To be used by sink.c only */ -void pa_sink_input_set_relative_volume(pa_sink_input *i, const pa_cvolume *v); +#define pa_sink_input_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SINK_INPUT_IS_LINKED((s)->state)) /* Volume ramping*/ void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute, pa_usec_t t); diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c index 29500718..24fad34d 100644 --- a/src/pulsecore/sink.c +++ b/src/pulsecore/sink.c @@ -52,14 +52,14 @@ #define ABSOLUTE_MAX_LATENCY (10*PA_USEC_PER_SEC) #define DEFAULT_FIXED_LATENCY (250*PA_USEC_PER_MSEC) -static PA_DEFINE_CHECK_TYPE(pa_sink, pa_msgobject); +PA_DEFINE_PUBLIC_CLASS(pa_sink, pa_msgobject); static void sink_free(pa_object *s); pa_sink_new_data* pa_sink_new_data_init(pa_sink_new_data *data) { pa_assert(data); - memset(data, 0, sizeof(*data)); + pa_zero(*data); data->proplist = pa_proplist_new(); return data; @@ -177,6 +177,7 @@ pa_sink* pa_sink_new( pa_assert(core); pa_assert(data); pa_assert(data->name); + pa_assert_ctl_context(); s = pa_msgobject_new(pa_sink); @@ -211,7 +212,7 @@ pa_sink* pa_sink_new( pa_cvolume_reset(&data->volume, data->sample_spec.channels); pa_return_null_if_fail(pa_cvolume_valid(&data->volume)); - pa_return_null_if_fail(data->volume.channels == data->sample_spec.channels); + pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec)); if (!data->muted_is_set) data->muted = FALSE; @@ -235,6 +236,7 @@ pa_sink* pa_sink_new( s->core = core; s->state = PA_SINK_INIT; s->flags = flags; + s->priority = 0; s->suspend_cause = 0; s->name = pa_xstrdup(name); s->proplist = pa_proplist_copy(data->proplist); @@ -242,26 +244,25 @@ pa_sink* pa_sink_new( s->module = data->module; s->card = data->card; + s->priority = pa_device_init_priority(s->proplist); + s->sample_spec = data->sample_spec; s->channel_map = data->channel_map; s->inputs = pa_idxset_new(NULL, NULL); s->n_corked = 0; - s->reference_volume = s->virtual_volume = data->volume; + s->reference_volume = s->real_volume = data->volume; pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels); s->base_volume = PA_VOLUME_NORM; s->n_volume_steps = PA_VOLUME_NORM+1; s->muted = data->muted; s->refresh_volume = s->refresh_muted = FALSE; - s->fixed_latency = flags & PA_SINK_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY; - reset_callbacks(s); s->userdata = NULL; s->asyncmsgq = NULL; - s->rtpoll = NULL; /* As a minor optimization we just steal the list instead of * copying it here */ @@ -294,6 +295,7 @@ pa_sink* pa_sink_new( &s->sample_spec, 0); + s->thread_info.rtpoll = NULL; s->thread_info.inputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); s->thread_info.soft_volume = s->soft_volume; s->thread_info.soft_muted = s->muted; @@ -306,7 +308,9 @@ pa_sink* pa_sink_new( s->thread_info.requested_latency = 0; s->thread_info.min_latency = ABSOLUTE_MIN_LATENCY; s->thread_info.max_latency = ABSOLUTE_MAX_LATENCY; + s->thread_info.fixed_latency = flags & PA_SINK_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY; + /* FIXME: This should probably be moved to pa_sink_put() */ pa_assert_se(pa_idxset_put(core->sinks, s, &s->index) >= 0); if (s->card) @@ -348,6 +352,7 @@ pa_sink* pa_sink_new( s->monitor_source->monitor_of = s; pa_source_set_latency_range(s->monitor_source, s->thread_info.min_latency, s->thread_info.max_latency); + pa_source_set_fixed_latency(s->monitor_source, s->thread_info.fixed_latency); pa_source_set_max_rewind(s->monitor_source, s->thread_info.max_rewind); return s; @@ -360,6 +365,7 @@ static int sink_set_state(pa_sink *s, pa_sink_state_t state) { pa_sink_state_t original_state; pa_assert(s); + pa_assert_ctl_context(); if (s->state == state) return 0; @@ -396,9 +402,9 @@ static int sink_set_state(pa_sink *s, pa_sink_state_t state) { /* We're suspending or resuming, tell everyone about it */ - for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) + PA_IDXSET_FOREACH(i, s->inputs, idx) if (s->state == PA_SINK_SUSPENDED && - (i->flags & PA_SINK_INPUT_FAIL_ON_SUSPEND)) + (i->flags & PA_SINK_INPUT_KILL_ON_SUSPEND)) pa_sink_input_kill(i); else if (i->suspend) i->suspend(i, state == PA_SINK_SUSPENDED); @@ -413,12 +419,12 @@ static int sink_set_state(pa_sink *s, pa_sink_state_t state) { /* Called from main context */ void pa_sink_put(pa_sink* s) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(s->state == PA_SINK_INIT); /* The following fields must be initialized properly when calling _put() */ pa_assert(s->asyncmsgq); - pa_assert(s->rtpoll); pa_assert(s->thread_info.min_latency <= s->thread_info.max_latency); /* Generally, flags should be initialized via pa_sink_new(). As a @@ -431,16 +437,21 @@ void pa_sink_put(pa_sink* s) { if ((s->flags & PA_SINK_DECIBEL_VOLUME) && s->core->flat_volumes) s->flags |= PA_SINK_FLAT_VOLUME; + /* We assume that if the sink implementor changed the default + * volume he did so in real_volume, because that is the usual + * place where he is supposed to place his changes. */ + s->reference_volume = s->real_volume; + s->thread_info.soft_volume = s->soft_volume; s->thread_info.soft_muted = s->muted; pa_assert((s->flags & PA_SINK_HW_VOLUME_CTRL) || (s->base_volume == PA_VOLUME_NORM && s->flags & PA_SINK_DECIBEL_VOLUME)); pa_assert(!(s->flags & PA_SINK_DECIBEL_VOLUME) || s->n_volume_steps == PA_VOLUME_NORM+1); - pa_assert(!(s->flags & PA_SINK_DYNAMIC_LATENCY) == (s->fixed_latency != 0)); + pa_assert(!(s->flags & PA_SINK_DYNAMIC_LATENCY) == (s->thread_info.fixed_latency != 0)); pa_assert(!(s->flags & PA_SINK_LATENCY) == !(s->monitor_source->flags & PA_SOURCE_LATENCY)); pa_assert(!(s->flags & PA_SINK_DYNAMIC_LATENCY) == !(s->monitor_source->flags & PA_SOURCE_DYNAMIC_LATENCY)); - pa_assert(s->monitor_source->fixed_latency == s->fixed_latency); + pa_assert(s->monitor_source->thread_info.fixed_latency == s->thread_info.fixed_latency); pa_assert(s->monitor_source->thread_info.min_latency == s->thread_info.min_latency); pa_assert(s->monitor_source->thread_info.max_latency == s->thread_info.max_latency); @@ -458,6 +469,7 @@ void pa_sink_unlink(pa_sink* s) { pa_sink_input *i, *j = NULL; pa_assert(s); + pa_assert_ctl_context(); /* Please note that pa_sink_unlink() does more than simply * reversing pa_sink_put(). It also undoes the registrations @@ -507,6 +519,7 @@ static void sink_free(pa_object *o) { pa_sink_input *i; pa_assert(s); + pa_assert_ctl_context(); pa_assert(pa_sink_refcnt(s) == 0); if (PA_SINK_IS_LINKED(s->state)) @@ -547,9 +560,10 @@ static void sink_free(pa_object *o) { pa_xfree(s); } -/* Called from main context */ +/* Called from main context, and not while the IO thread is active, please */ void pa_sink_set_asyncmsgq(pa_sink *s, pa_asyncmsgq *q) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); s->asyncmsgq = q; @@ -557,11 +571,32 @@ void pa_sink_set_asyncmsgq(pa_sink *s, pa_asyncmsgq *q) { pa_source_set_asyncmsgq(s->monitor_source, q); } -/* Called from main context */ +/* Called from main context, and not while the IO thread is active, please */ +void pa_sink_update_flags(pa_sink *s, pa_sink_flags_t mask, pa_sink_flags_t value) { + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + + if (mask == 0) + return; + + /* For now, allow only a minimal set of flags to be changed. */ + pa_assert((mask & ~(PA_SINK_DYNAMIC_LATENCY|PA_SINK_LATENCY)) == 0); + + s->flags = (s->flags & ~mask) | (value & mask); + + pa_source_update_flags(s->monitor_source, + ((mask & PA_SINK_LATENCY) ? PA_SOURCE_LATENCY : 0) | + ((mask & PA_SINK_DYNAMIC_LATENCY) ? PA_SOURCE_DYNAMIC_LATENCY : 0), + ((value & PA_SINK_LATENCY) ? PA_SOURCE_LATENCY : 0) | + ((value & PA_SINK_DYNAMIC_LATENCY) ? PA_SINK_DYNAMIC_LATENCY : 0)); +} + +/* Called from IO context, or before _put() from main context */ void pa_sink_set_rtpoll(pa_sink *s, pa_rtpoll *p) { pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); - s->rtpoll = p; + s->thread_info.rtpoll = p; if (s->monitor_source) pa_source_set_rtpoll(s->monitor_source, p); @@ -570,6 +605,7 @@ void pa_sink_set_rtpoll(pa_sink *s, pa_rtpoll *p) { /* Called from main context */ int pa_sink_update_status(pa_sink*s) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); if (s->state == PA_SINK_SUSPENDED) @@ -581,6 +617,7 @@ int pa_sink_update_status(pa_sink*s) { /* Called from main context */ int pa_sink_suspend(pa_sink *s, pa_bool_t suspend, pa_suspend_cause_t cause) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert(cause != 0); @@ -609,6 +646,7 @@ pa_queue *pa_sink_move_all_start(pa_sink *s, pa_queue *q) { uint32_t idx; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); if (!q) @@ -633,12 +671,13 @@ void pa_sink_move_all_finish(pa_sink *s, pa_queue *q, pa_bool_t save) { pa_sink_input *i; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert(q); while ((i = PA_SINK_INPUT(pa_queue_pop(q)))) { if (pa_sink_input_finish_move(i, s, save) < 0) - pa_sink_input_kill(i); + pa_sink_input_fail_move(i); pa_sink_input_unref(i); } @@ -649,13 +688,13 @@ void pa_sink_move_all_finish(pa_sink *s, pa_queue *q, pa_bool_t save) { /* Called from main context */ void pa_sink_move_all_fail(pa_queue *q) { pa_sink_input *i; + + pa_assert_ctl_context(); pa_assert(q); while ((i = PA_SINK_INPUT(pa_queue_pop(q)))) { - if (pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FAIL], i) == PA_HOOK_OK) { - pa_sink_input_kill(i); - pa_sink_input_unref(i); - } + pa_sink_input_fail_move(i); + pa_sink_input_unref(i); } pa_queue_free(q, NULL, NULL); @@ -665,11 +704,15 @@ void pa_sink_move_all_fail(pa_queue *q) { void pa_sink_process_rewind(pa_sink *s, size_t nbytes) { pa_sink_input *i; void *state = NULL; + pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); /* If nobody requested this and this is actually no real rewind - * then we can short cut this */ + * then we can short cut this. Please note that this means that + * not all rewind requests triggered upstream will always be + * translated in actual requests! */ if (!s->thread_info.rewind_requested && nbytes <= 0) return; @@ -682,7 +725,7 @@ void pa_sink_process_rewind(pa_sink *s, size_t nbytes) { if (nbytes > 0) pa_log_debug("Processing rewind..."); - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) { + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) { pa_sink_input_assert_ref(i); pa_sink_input_process_rewind(i, nbytes); } @@ -700,6 +743,7 @@ static unsigned fill_mix_info(pa_sink *s, size_t *length, pa_mix_info *info, uns size_t mixlength = *length; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(info); while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)) && maxinfo > 0) { @@ -734,18 +778,19 @@ static unsigned fill_mix_info(pa_sink *s, size_t *length, pa_mix_info *info, uns /* Called from IO thread context */ static void inputs_drop(pa_sink *s, pa_mix_info *info, unsigned n, pa_memchunk *result) { pa_sink_input *i; - void *state = NULL; + void *state; unsigned p = 0; unsigned n_unreffed = 0; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(result); pa_assert(result->memblock); pa_assert(result->length > 0); /* We optimize for the case where the order of the inputs has not changed */ - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) { + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) { unsigned j; pa_mix_info* m = NULL; @@ -834,12 +879,11 @@ void pa_sink_render(pa_sink*s, size_t length, pa_memchunk *result) { size_t block_size_max; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); pa_assert(pa_frame_aligned(length, &s->sample_spec)); pa_assert(result); - pa_sink_ref(s); - pa_assert(!s->thread_info.rewind_requested); pa_assert(s->thread_info.rewind_nbytes == 0); @@ -850,6 +894,8 @@ void pa_sink_render(pa_sink*s, size_t length, pa_memchunk *result) { return; } + pa_sink_ref(s); + if (length <= 0) length = pa_frame_align(MIX_BUFFER_LENGTH, &s->sample_spec); @@ -880,18 +926,16 @@ void pa_sink_render(pa_sink*s, size_t length, pa_memchunk *result) { pa_sw_cvolume_multiply(&volume, &s->thread_info.soft_volume, &info[0].volume); - if (s->thread_info.soft_muted || !pa_cvolume_is_norm(&volume)) { - if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume)) { - pa_memblock_unref(result->memblock); - pa_silence_memchunk_get(&s->core->silence_cache, - s->core->mempool, - result, - &s->sample_spec, - result->length); - } else { - pa_memchunk_make_writable(result, 0); - pa_volume_memchunk(result, &s->sample_spec, &volume); - } + if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume)) { + pa_memblock_unref(result->memblock); + pa_silence_memchunk_get(&s->core->silence_cache, + s->core->mempool, + result, + &s->sample_spec, + result->length); + } else if (!pa_cvolume_is_norm(&volume)) { + pa_memchunk_make_writable(result, 0); + pa_volume_memchunk(result, &s->sample_spec, &volume); } } else { void *ptr; @@ -920,14 +964,13 @@ void pa_sink_render_into(pa_sink*s, pa_memchunk *target) { size_t length, block_size_max; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); pa_assert(target); pa_assert(target->memblock); pa_assert(target->length > 0); pa_assert(pa_frame_aligned(target->length, &s->sample_spec)); - pa_sink_ref(s); - pa_assert(!s->thread_info.rewind_requested); pa_assert(s->thread_info.rewind_nbytes == 0); @@ -936,6 +979,8 @@ void pa_sink_render_into(pa_sink*s, pa_memchunk *target) { return; } + pa_sink_ref(s); + length = target->length; block_size_max = pa_mempool_block_size_max(s->core->mempool); if (length > block_size_max) @@ -1003,17 +1048,23 @@ void pa_sink_render_into_full(pa_sink *s, pa_memchunk *target) { size_t l, d; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); pa_assert(target); pa_assert(target->memblock); pa_assert(target->length > 0); pa_assert(pa_frame_aligned(target->length, &s->sample_spec)); - pa_sink_ref(s); - pa_assert(!s->thread_info.rewind_requested); pa_assert(s->thread_info.rewind_nbytes == 0); + if (s->thread_info.state == PA_SINK_SUSPENDED) { + pa_silence_memchunk(target, &s->sample_spec); + return; + } + + pa_sink_ref(s); + l = target->length; d = 0; while (l > 0) { @@ -1032,91 +1083,31 @@ void pa_sink_render_into_full(pa_sink *s, pa_memchunk *target) { /* Called from IO thread context */ void pa_sink_render_full(pa_sink *s, size_t length, pa_memchunk *result) { - pa_mix_info info[MAX_MIX_CHANNELS]; - size_t length1st = length; - unsigned n; - pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); pa_assert(length > 0); pa_assert(pa_frame_aligned(length, &s->sample_spec)); pa_assert(result); - pa_sink_ref(s); - pa_assert(!s->thread_info.rewind_requested); pa_assert(s->thread_info.rewind_nbytes == 0); - pa_assert(length > 0); - - n = fill_mix_info(s, &length1st, info, MAX_MIX_CHANNELS); - - if (n == 0) { - pa_silence_memchunk_get(&s->core->silence_cache, - s->core->mempool, - result, - &s->sample_spec, - length1st); - } else if (n == 1) { - pa_cvolume volume; - - *result = info[0].chunk; - pa_memblock_ref(result->memblock); - - if (result->length > length) - result->length = length; - - pa_sw_cvolume_multiply(&volume, &s->thread_info.soft_volume, &info[0].volume); - - if (s->thread_info.soft_muted || !pa_cvolume_is_norm(&volume)) { - if (s->thread_info.soft_muted || pa_cvolume_is_muted(&volume)) { - pa_memblock_unref(result->memblock); - pa_silence_memchunk_get(&s->core->silence_cache, - s->core->mempool, - result, - &s->sample_spec, - result->length); - } else { - pa_memchunk_make_writable(result, length); - pa_volume_memchunk(result, &s->sample_spec, &volume); - } - } - } else { - void *ptr; - - result->index = 0; - result->memblock = pa_memblock_new(s->core->mempool, length); - - ptr = pa_memblock_acquire(result->memblock); - - result->length = pa_mix(info, n, - (uint8_t*) ptr + result->index, length1st, - &s->sample_spec, - &s->thread_info.soft_volume, - s->thread_info.soft_muted); + pa_sink_ref(s); - pa_memblock_release(result->memblock); - } - - inputs_drop(s, info, n, result); + pa_sink_render(s, length, result); if (result->length < length) { pa_memchunk chunk; - size_t l, d; + pa_memchunk_make_writable(result, length); - l = length - result->length; - d = result->index + result->length; - while (l > 0) { - chunk = *result; - chunk.index = d; - chunk.length = l; + chunk.memblock = result->memblock; + chunk.index = result->index + result->length; + chunk.length = length - result->length; - pa_sink_render_into(s, &chunk); + pa_sink_render_into_full(s, &chunk); - d += chunk.length; - l -= chunk.length; - } result->length = length; } @@ -1128,6 +1119,7 @@ pa_usec_t pa_sink_get_latency(pa_sink *s) { pa_usec_t usec = 0; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); /* The returned value is supposed to be in the time domain of the sound card! */ @@ -1149,6 +1141,7 @@ pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s) { pa_msgobject *o; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); /* The returned value is supposed to be in the time domain of the sound card! */ @@ -1161,7 +1154,7 @@ pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s) { o = PA_MSGOBJECT(s); - /* We probably should make this a proper vtable callback instead of going through process_msg() */ + /* FIXME: We probably should make this a proper vtable callback instead of going through process_msg() */ if (o->process_msg(o, PA_SINK_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0) return -1; @@ -1169,108 +1162,149 @@ pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s) { return usec; } -static void compute_new_soft_volume(pa_sink_input *i, const pa_cvolume *new_volume) { - unsigned c; +/* Called from main context */ +static void compute_reference_ratios(pa_sink *s) { + uint32_t idx; + pa_sink_input *i; - pa_sink_input_assert_ref(i); - pa_assert(new_volume->channels == i->sample_spec.channels); + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); + pa_assert(s->flags & PA_SINK_FLAT_VOLUME); - /* - * This basically calculates: - * - * i->relative_volume := i->virtual_volume / new_volume - * i->soft_volume := i->relative_volume * i->volume_factor - */ + PA_IDXSET_FOREACH(i, s->inputs, idx) { + unsigned c; + pa_cvolume remapped; - /* The new sink volume passed in here must already be remapped to - * the sink input's channel map! */ + /* + * Calculates the reference volume from the sink's reference + * volume. This basically calculates: + * + * i->reference_ratio = i->volume / s->reference_volume + */ - i->soft_volume.channels = i->sample_spec.channels; + remapped = s->reference_volume; + pa_cvolume_remap(&remapped, &s->channel_map, &i->channel_map); - for (c = 0; c < i->sample_spec.channels; c++) + i->reference_ratio.channels = i->sample_spec.channels; - if (new_volume->values[c] <= PA_VOLUME_MUTED) - /* We leave i->relative_volume untouched */ - i->soft_volume.values[c] = PA_VOLUME_MUTED; - else { - i->relative_volume[c] = - pa_sw_volume_to_linear(i->virtual_volume.values[c]) / - pa_sw_volume_to_linear(new_volume->values[c]); + for (c = 0; c < i->sample_spec.channels; c++) { - i->soft_volume.values[c] = pa_sw_volume_from_linear( - i->relative_volume[c] * - pa_sw_volume_to_linear(i->volume_factor.values[c])); + /* We don't update when the sink volume is 0 anyway */ + if (remapped.values[c] <= PA_VOLUME_MUTED) + continue; + + /* Don't update the reference ratio unless necessary */ + if (pa_sw_volume_multiply( + i->reference_ratio.values[c], + remapped.values[c]) == i->volume.values[c]) + continue; + + i->reference_ratio.values[c] = pa_sw_volume_divide( + i->volume.values[c], + remapped.values[c]); } + } +} + +/* Called from main context */ +static void compute_real_ratios(pa_sink *s) { + pa_sink_input *i; + uint32_t idx; - /* Hooks have the ability to play games with i->soft_volume */ - pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_SET_VOLUME], i); + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); + pa_assert(s->flags & PA_SINK_FLAT_VOLUME); + + PA_IDXSET_FOREACH(i, s->inputs, idx) { + unsigned c; + pa_cvolume remapped; + + /* + * This basically calculates: + * + * i->real_ratio := i->volume / s->real_volume + * i->soft_volume := i->real_ratio * i->volume_factor + */ + + remapped = s->real_volume; + pa_cvolume_remap(&remapped, &s->channel_map, &i->channel_map); + + i->real_ratio.channels = i->sample_spec.channels; + i->soft_volume.channels = i->sample_spec.channels; + + for (c = 0; c < i->sample_spec.channels; c++) { + + if (remapped.values[c] <= PA_VOLUME_MUTED) { + /* We leave i->real_ratio untouched */ + i->soft_volume.values[c] = PA_VOLUME_MUTED; + continue; + } + + /* Don't lose accuracy unless necessary */ + if (pa_sw_volume_multiply( + i->real_ratio.values[c], + remapped.values[c]) != i->volume.values[c]) + + i->real_ratio.values[c] = pa_sw_volume_divide( + i->volume.values[c], + remapped.values[c]); - /* We don't copy the soft_volume to the thread_info data - * here. That must be done by the caller */ + i->soft_volume.values[c] = pa_sw_volume_multiply( + i->real_ratio.values[c], + i->volume_factor.values[c]); + } + + /* We don't copy the soft_volume to the thread_info data + * here. That must be done by the caller */ + } } /* Called from main thread */ -void pa_sink_update_flat_volume(pa_sink *s, pa_cvolume *new_volume) { +static void compute_real_volume(pa_sink *s) { pa_sink_input *i; uint32_t idx; pa_sink_assert_ref(s); - pa_assert(new_volume); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert(s->flags & PA_SINK_FLAT_VOLUME); - /* This is called whenever a sink input volume changes or a sink - * input is added/removed and we might need to fix up the sink - * volume accordingly. Please note that we don't actually update - * the sinks volume here, we only return how it needs to be - * updated. The caller should then call pa_sink_set_volume().*/ + /* This determines the maximum volume of all streams and sets + * s->real_volume accordingly. */ if (pa_idxset_isempty(s->inputs)) { /* In the special case that we have no sink input we leave the * volume unmodified. */ - *new_volume = s->reference_volume; + s->real_volume = s->reference_volume; return; } - pa_cvolume_mute(new_volume, s->channel_map.channels); + pa_cvolume_mute(&s->real_volume, s->channel_map.channels); /* First let's determine the new maximum volume of all inputs * connected to this sink */ - for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) { - unsigned c; - pa_cvolume remapped_volume; - - remapped_volume = i->virtual_volume; - pa_cvolume_remap(&remapped_volume, &i->channel_map, &s->channel_map); + PA_IDXSET_FOREACH(i, s->inputs, idx) { + pa_cvolume remapped; - for (c = 0; c < new_volume->channels; c++) - if (remapped_volume.values[c] > new_volume->values[c]) - new_volume->values[c] = remapped_volume.values[c]; + remapped = i->volume; + pa_cvolume_remap(&remapped, &i->channel_map, &s->channel_map); + pa_cvolume_merge(&s->real_volume, &s->real_volume, &remapped); } - /* Then, let's update the soft volumes of all inputs connected - * to this sink */ - for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) { - pa_cvolume remapped_new_volume; - - remapped_new_volume = *new_volume; - pa_cvolume_remap(&remapped_new_volume, &s->channel_map, &i->channel_map); - compute_new_soft_volume(i, &remapped_new_volume); - - /* We don't copy soft_volume to the thread_info data here - * (i.e. issue PA_SINK_INPUT_MESSAGE_SET_VOLUME) because we - * want the update to be atomically with the sink volume - * update, hence we do it within the pa_sink_set_volume() call - * below */ - } + /* Then, let's update the real ratios/soft volumes of all inputs + * connected to this sink */ + compute_real_ratios(s); } /* Called from main thread */ -void pa_sink_propagate_flat_volume(pa_sink *s) { +static void propagate_reference_volume(pa_sink *s) { pa_sink_input *i; uint32_t idx; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert(s->flags & PA_SINK_FLAT_VOLUME); @@ -1278,63 +1312,88 @@ void pa_sink_propagate_flat_volume(pa_sink *s) { * caused by a sink input volume change. We need to fix up the * sink input volumes accordingly */ - for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) { - pa_cvolume sink_volume, new_virtual_volume; - unsigned c; - - /* This basically calculates i->virtual_volume := i->relative_volume * s->virtual_volume */ + PA_IDXSET_FOREACH(i, s->inputs, idx) { + pa_cvolume old_volume, remapped; - sink_volume = s->virtual_volume; - pa_cvolume_remap(&sink_volume, &s->channel_map, &i->channel_map); + old_volume = i->volume; - for (c = 0; c < i->sample_spec.channels; c++) - new_virtual_volume.values[c] = pa_sw_volume_from_linear( - i->relative_volume[c] * - pa_sw_volume_to_linear(sink_volume.values[c])); + /* This basically calculates: + * + * i->volume := s->reference_volume * i->reference_ratio */ - new_virtual_volume.channels = i->sample_spec.channels; + remapped = s->reference_volume; + pa_cvolume_remap(&remapped, &s->channel_map, &i->channel_map); + pa_sw_cvolume_multiply(&i->volume, &remapped, &i->reference_ratio); - if (!pa_cvolume_equal(&new_virtual_volume, &i->virtual_volume)) { - i->virtual_volume = new_virtual_volume; + /* The volume changed, let's tell people so */ + if (!pa_cvolume_equal(&old_volume, &i->volume)) { - /* Hmm, the soft volume might no longer actually match - * what has been chosen as new virtual volume here, - * especially when the old volume was - * PA_VOLUME_MUTED. Hence let's recalculate the soft - * volumes here. */ - compute_new_soft_volume(i, &sink_volume); + if (i->volume_changed) + i->volume_changed(i); - /* The virtual volume changed, let's tell people so */ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index); } } - - /* If the soft_volume of any of the sink inputs got changed, let's - * make sure the thread copies are synced up. */ - pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SYNC_VOLUMES, NULL, 0, NULL) == 0); } /* Called from main thread */ -void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference, pa_bool_t save) { - pa_bool_t virtual_volume_changed; +void pa_sink_set_volume( + pa_sink *s, + const pa_cvolume *volume, + pa_bool_t send_msg, + pa_bool_t save) { + + pa_cvolume old_reference_volume; + pa_bool_t reference_changed; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); - pa_assert(volume); - pa_assert(pa_cvolume_valid(volume)); - pa_assert(pa_cvolume_compatible(volume, &s->sample_spec)); + pa_assert(!volume || pa_cvolume_valid(volume)); + pa_assert(volume || (s->flags & PA_SINK_FLAT_VOLUME)); + pa_assert(!volume || volume->channels == 1 || pa_cvolume_compatible(volume, &s->sample_spec)); - virtual_volume_changed = !pa_cvolume_equal(volume, &s->virtual_volume); - s->virtual_volume = *volume; - s->save_volume = (!virtual_volume_changed && s->save_volume) || save; + /* As a special exception we accept mono volumes on all sinks -- + * even on those with more complex channel maps */ - if (become_reference) - s->reference_volume = s->virtual_volume; + /* If volume is NULL we synchronize the sink's real and reference + * volumes with the stream volumes. If it is not NULL we update + * the reference_volume with it. */ - /* Propagate this volume change back to the inputs */ - if (virtual_volume_changed) - if (propagate && (s->flags & PA_SINK_FLAT_VOLUME)) - pa_sink_propagate_flat_volume(s); + old_reference_volume = s->reference_volume; + + if (volume) { + + if (pa_cvolume_compatible(volume, &s->sample_spec)) + s->reference_volume = *volume; + else + pa_cvolume_scale(&s->reference_volume, pa_cvolume_max(volume)); + + if (s->flags & PA_SINK_FLAT_VOLUME) { + /* OK, propagate this volume change back to the inputs */ + propagate_reference_volume(s); + + /* And now recalculate the real volume */ + compute_real_volume(s); + } else + s->real_volume = s->reference_volume; + + } else { + pa_assert(s->flags & PA_SINK_FLAT_VOLUME); + + /* Ok, let's determine the new real volume */ + compute_real_volume(s); + + /* Let's 'push' the reference volume if necessary */ + pa_cvolume_merge(&s->reference_volume, &s->reference_volume, &s->real_volume); + + /* We need to fix the reference ratios of all streams now that + * we changed the reference volume */ + compute_reference_ratios(s); + } + + reference_changed = !pa_cvolume_equal(&old_reference_volume, &s->reference_volume); + s->save_volume = (!reference_changed && s->save_volume) || save; if (s->set_volume) { /* If we have a function set_volume(), then we do not apply a @@ -1347,72 +1406,133 @@ void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagat } else /* If we have no function set_volume(), then the soft volume * becomes the virtual volume */ - s->soft_volume = s->virtual_volume; + s->soft_volume = s->real_volume; /* This tells the sink that soft and/or virtual volume changed */ - if (sendmsg) + if (send_msg) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0); - if (virtual_volume_changed) + if (reference_changed) pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } /* Called from main thread. Only to be called by sink implementor */ void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume) { pa_sink_assert_ref(s); - pa_assert(volume); + pa_assert_ctl_context(); - s->soft_volume = *volume; + if (!volume) + pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels); + else + s->soft_volume = *volume; if (PA_SINK_IS_LINKED(s->state)) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0); else - s->thread_info.soft_volume = *volume; + s->thread_info.soft_volume = s->soft_volume; } -/* Called from main thread */ -const pa_cvolume *pa_sink_get_volume(pa_sink *s, pa_bool_t force_refresh, pa_bool_t reference) { +static void propagate_real_volume(pa_sink *s, const pa_cvolume *old_real_volume) { + pa_sink_input *i; + uint32_t idx; + pa_cvolume old_reference_volume; + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); - if (s->refresh_volume || force_refresh) { - struct pa_cvolume old_virtual_volume = s->virtual_volume; + /* This is called when the hardware's real volume changes due to + * some external event. We copy the real volume into our + * reference volume and then rebuild the stream volumes based on + * i->real_ratio which should stay fixed. */ - if (s->get_volume) - s->get_volume(s); + if (pa_cvolume_equal(old_real_volume, &s->real_volume)) + return; - pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_VOLUME, NULL, 0, NULL) == 0); + old_reference_volume = s->reference_volume; - if (!pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume)) { + /* 1. Make the real volume the reference volume */ + s->reference_volume = s->real_volume; - s->reference_volume = s->virtual_volume; + if (s->flags & PA_SINK_FLAT_VOLUME) { - if (s->flags & PA_SINK_FLAT_VOLUME) - pa_sink_propagate_flat_volume(s); + PA_IDXSET_FOREACH(i, s->inputs, idx) { + pa_cvolume old_volume, remapped; - pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); + old_volume = i->volume; + + /* 2. Since the sink's reference and real volumes are equal + * now our ratios should be too. */ + i->reference_ratio = i->real_ratio; + + /* 3. Recalculate the new stream reference volume based on the + * reference ratio and the sink's reference volume. + * + * This basically calculates: + * + * i->volume = s->reference_volume * i->reference_ratio + * + * This is identical to propagate_reference_volume() */ + remapped = s->reference_volume; + pa_cvolume_remap(&remapped, &s->channel_map, &i->channel_map); + pa_sw_cvolume_multiply(&i->volume, &remapped, &i->reference_ratio); + + /* Notify if something changed */ + if (!pa_cvolume_equal(&old_volume, &i->volume)) { + + if (i->volume_changed) + i->volume_changed(i); + + pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index); + } } } - return reference ? &s->reference_volume : &s->virtual_volume; + /* Something got changed in the hardware. It probably makes sense + * to save changed hw settings given that hw volume changes not + * triggered by PA are almost certainly done by the user. */ + s->save_volume = TRUE; + + if (!pa_cvolume_equal(&old_reference_volume, &s->reference_volume)) + pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } /* Called from main thread */ -void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume, pa_bool_t save) { +const pa_cvolume *pa_sink_get_volume(pa_sink *s, pa_bool_t force_refresh) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); - /* The sink implementor may call this if the volume changed to make sure everyone is notified */ - if (pa_cvolume_equal(&s->virtual_volume, new_volume)) { - s->save_volume = s->save_volume || save; - return; + if (s->refresh_volume || force_refresh) { + struct pa_cvolume old_real_volume; + + old_real_volume = s->real_volume; + + if (s->get_volume) + s->get_volume(s); + + pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_VOLUME, NULL, 0, NULL) == 0); + + propagate_real_volume(s, &old_real_volume); } - s->reference_volume = s->virtual_volume = *new_volume; - s->save_volume = save; + return &s->reference_volume; +} + +/* Called from main thread */ +void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_real_volume) { + pa_cvolume old_real_volume; - if (s->flags & PA_SINK_FLAT_VOLUME) - pa_sink_propagate_flat_volume(s); + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); - pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); + /* The sink implementor may call this if the volume changed to make sure everyone is notified */ + + old_real_volume = s->real_volume; + s->real_volume = *new_real_volume; + + propagate_real_volume(s, &old_real_volume); } /* Called from main thread */ @@ -1420,6 +1540,7 @@ void pa_sink_set_mute(pa_sink *s, pa_bool_t mute, pa_bool_t save) { pa_bool_t old_muted; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); old_muted = s->muted; @@ -1439,6 +1560,8 @@ void pa_sink_set_mute(pa_sink *s, pa_bool_t mute, pa_bool_t save) { pa_bool_t pa_sink_get_mute(pa_sink *s, pa_bool_t force_refresh) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); if (s->refresh_muted || force_refresh) { pa_bool_t old_muted = s->muted; @@ -1449,6 +1572,8 @@ pa_bool_t pa_sink_get_mute(pa_sink *s, pa_bool_t force_refresh) { pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_MUTE, NULL, 0, NULL) == 0); if (old_muted != s->muted) { + s->save_muted = TRUE; + pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); /* Make sure the soft mute status stays in sync */ @@ -1460,18 +1585,18 @@ pa_bool_t pa_sink_get_mute(pa_sink *s, pa_bool_t force_refresh) { } /* Called from main thread */ -void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save) { +void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SINK_IS_LINKED(s->state)); /* The sink implementor may call this if the volume changed to make sure everyone is notified */ - if (s->muted == new_muted) { - s->save_muted = s->save_muted || save; + if (s->muted == new_muted) return; - } s->muted = new_muted; - s->save_muted = save; + s->save_muted = TRUE; pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } @@ -1479,6 +1604,7 @@ void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save) { /* Called from main thread */ pa_bool_t pa_sink_update_proplist(pa_sink *s, pa_update_mode_t mode, pa_proplist *p) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (p) pa_proplist_update(s->proplist, mode, p); @@ -1492,16 +1618,18 @@ pa_bool_t pa_sink_update_proplist(pa_sink *s, pa_update_mode_t mode, pa_proplist } /* Called from main thread */ +/* FIXME -- this should be dropped and be merged into pa_sink_update_proplist() */ void pa_sink_set_description(pa_sink *s, const char *description) { const char *old; pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (!description && !pa_proplist_contains(s->proplist, PA_PROP_DEVICE_DESCRIPTION)) return; old = pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION); - if (old && description && !strcmp(old, description)) + if (old && description && pa_streq(old, description)) return; if (description) @@ -1528,6 +1656,7 @@ unsigned pa_sink_linked_by(pa_sink *s) { unsigned ret; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); ret = pa_idxset_size(s->inputs); @@ -1546,6 +1675,7 @@ unsigned pa_sink_used_by(pa_sink *s) { unsigned ret; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); ret = pa_idxset_size(s->inputs); @@ -1564,6 +1694,7 @@ unsigned pa_sink_check_suspend(pa_sink *s) { uint32_t idx; pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (!PA_SINK_IS_LINKED(s->state)) return 0; @@ -1597,8 +1728,9 @@ static void sync_input_volumes_within_thread(pa_sink *s) { void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); - while ((i = PA_SINK_INPUT(pa_hashmap_iterate(s->thread_info.inputs, &state, NULL)))) { + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) { if (pa_atomic_load(&i->before_ramping_v)) i->thread_info.future_soft_volume = i->soft_volume; @@ -1705,7 +1837,7 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse if (pa_hashmap_remove(s->thread_info.inputs, PA_UINT32_TO_PTR(i->index))) pa_sink_input_unref(i); - pa_sink_invalidate_requested_latency(s); + pa_sink_invalidate_requested_latency(s, TRUE); pa_sink_request_rewind(s, (size_t) -1); /* In flat volume mode we need to update the volume as @@ -1727,10 +1859,7 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse size_t sink_nbytes, total_nbytes; /* Get the latency of the sink */ - if (!(s->flags & PA_SINK_LATENCY) || - PA_MSGOBJECT(s)->process_msg(PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0) - usec = 0; - + usec = pa_sink_get_latency_within_thread(s); sink_nbytes = pa_usec_to_bytes(usec, &s->sample_spec); total_nbytes = sink_nbytes + pa_memblockq_get_length(i->thread_info.render_memblockq); @@ -1751,7 +1880,7 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse if (pa_hashmap_remove(s->thread_info.inputs, PA_UINT32_TO_PTR(i->index))) pa_sink_input_unref(i); - pa_sink_invalidate_requested_latency(s); + pa_sink_invalidate_requested_latency(s, TRUE); pa_log_debug("Requesting rewind due to started move"); pa_sink_request_rewind(s, (size_t) -1); @@ -1789,10 +1918,7 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse size_t nbytes; /* Get the latency of the sink */ - if (!(s->flags & PA_SINK_LATENCY) || - PA_MSGOBJECT(s)->process_msg(PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_LATENCY, &usec, 0, NULL) < 0) - usec = 0; - + usec = pa_sink_get_latency_within_thread(s); nbytes = pa_usec_to_bytes(usec, &s->sample_spec); if (nbytes > 0) @@ -1880,6 +2006,9 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse pa_usec_t *usec = userdata; *usec = pa_sink_get_requested_latency_within_thread(s); + /* Yes, that's right, the IO thread will see -1 when no + * explicit requested latency is configured, the main + * thread will see max_latency */ if (*usec == (pa_usec_t) -1) *usec = s->thread_info.max_latency; @@ -1903,6 +2032,16 @@ int pa_sink_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offse return 0; } + case PA_SINK_MESSAGE_GET_FIXED_LATENCY: + + *((pa_usec_t*) userdata) = s->thread_info.fixed_latency; + return 0; + + case PA_SINK_MESSAGE_SET_FIXED_LATENCY: + + pa_sink_set_fixed_latency_within_thread(s, (pa_usec_t) offset); + return 0; + case PA_SINK_MESSAGE_GET_MAX_REWIND: *((size_t*) userdata) = s->thread_info.max_rewind; @@ -1938,9 +2077,10 @@ int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause) int ret = 0; pa_core_assert_ref(c); + pa_assert_ctl_context(); pa_assert(cause != 0); - for (sink = PA_SINK(pa_idxset_first(c->sinks, &idx)); sink; sink = PA_SINK(pa_idxset_next(c->sinks, &idx))) { + PA_IDXSET_FOREACH(sink, c->sinks, idx) { int r; if ((r = pa_sink_suspend(sink, suspend, cause)) < 0) @@ -1953,6 +2093,7 @@ int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause) /* Called from main thread */ void pa_sink_detach(pa_sink *s) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_DETACH, NULL, 0, NULL) == 0); @@ -1961,6 +2102,7 @@ void pa_sink_detach(pa_sink *s) { /* Called from main thread */ void pa_sink_attach(pa_sink *s) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_ATTACH, NULL, 0, NULL) == 0); @@ -1972,9 +2114,10 @@ void pa_sink_detach_within_thread(pa_sink *s) { void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) if (i->detach) i->detach(i); @@ -1988,9 +2131,10 @@ void pa_sink_attach_within_thread(pa_sink *s) { void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) if (i->attach) i->attach(i); @@ -2001,6 +2145,7 @@ void pa_sink_attach_within_thread(pa_sink *s) { /* Called from IO thread */ void pa_sink_request_rewind(pa_sink*s, size_t nbytes) { pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(PA_SINK_IS_LINKED(s->thread_info.state)); if (s->thread_info.state == PA_SINK_SUSPENDED) @@ -2030,15 +2175,15 @@ pa_usec_t pa_sink_get_requested_latency_within_thread(pa_sink *s) { pa_usec_t monitor_latency; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); if (!(s->flags & PA_SINK_DYNAMIC_LATENCY)) - return PA_CLAMP(s->fixed_latency, s->thread_info.min_latency, s->thread_info.max_latency); + return PA_CLAMP(s->thread_info.fixed_latency, s->thread_info.min_latency, s->thread_info.max_latency); if (s->thread_info.requested_latency_valid) return s->thread_info.requested_latency; - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) - + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) if (i->thread_info.requested_sink_latency != (pa_usec_t) -1 && (result == (pa_usec_t) -1 || result > i->thread_info.requested_sink_latency)) result = i->thread_info.requested_sink_latency; @@ -2066,6 +2211,7 @@ pa_usec_t pa_sink_get_requested_latency(pa_sink *s) { pa_usec_t usec = 0; pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SINK_IS_LINKED(s->state)); if (s->state == PA_SINK_SUSPENDED) @@ -2081,16 +2227,16 @@ void pa_sink_set_max_rewind_within_thread(pa_sink *s, size_t max_rewind) { void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); if (max_rewind == s->thread_info.max_rewind) return; s->thread_info.max_rewind = max_rewind; - if (PA_SINK_IS_LINKED(s->thread_info.state)) { - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + if (PA_SINK_IS_LINKED(s->thread_info.state)) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) pa_sink_input_update_max_rewind(i, s->thread_info.max_rewind); - } if (s->monitor_source) pa_source_set_max_rewind_within_thread(s->monitor_source, s->thread_info.max_rewind); @@ -2099,6 +2245,7 @@ void pa_sink_set_max_rewind_within_thread(pa_sink *s, size_t max_rewind) { /* Called from main thread */ void pa_sink_set_max_rewind(pa_sink *s, size_t max_rewind) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (PA_SINK_IS_LINKED(s->state)) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MAX_REWIND, NULL, max_rewind, NULL) == 0); @@ -2111,6 +2258,7 @@ void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request) { void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); if (max_request == s->thread_info.max_request) return; @@ -2120,7 +2268,7 @@ void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request) { if (PA_SINK_IS_LINKED(s->thread_info.state)) { pa_sink_input *i; - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) pa_sink_input_update_max_request(i, s->thread_info.max_request); } } @@ -2128,6 +2276,7 @@ void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request) { /* Called from main thread */ void pa_sink_set_max_request(pa_sink *s, size_t max_request) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (PA_SINK_IS_LINKED(s->state)) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_MAX_REQUEST, NULL, max_request, NULL) == 0); @@ -2136,23 +2285,24 @@ void pa_sink_set_max_request(pa_sink *s, size_t max_request) { } /* Called from IO thread */ -void pa_sink_invalidate_requested_latency(pa_sink *s) { +void pa_sink_invalidate_requested_latency(pa_sink *s, pa_bool_t dynamic) { pa_sink_input *i; void *state = NULL; pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); - if (!(s->flags & PA_SINK_DYNAMIC_LATENCY)) + if ((s->flags & PA_SINK_DYNAMIC_LATENCY)) + s->thread_info.requested_latency_valid = FALSE; + else if (dynamic) return; - s->thread_info.requested_latency_valid = FALSE; - if (PA_SINK_IS_LINKED(s->thread_info.state)) { if (s->update_requested_latency) s->update_requested_latency(s); - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) if (i->update_sink_requested_latency) i->update_sink_requested_latency(i); } @@ -2161,6 +2311,7 @@ void pa_sink_invalidate_requested_latency(pa_sink *s) { /* Called from main thread */ void pa_sink_set_latency_range(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); /* min_latency == 0: no limit * min_latency anything else: specified limit @@ -2195,6 +2346,7 @@ void pa_sink_set_latency_range(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_ /* Called from main thread */ void pa_sink_get_latency_range(pa_sink *s, pa_usec_t *min_latency, pa_usec_t *max_latency) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); pa_assert(min_latency); pa_assert(max_latency); @@ -2213,9 +2365,8 @@ void pa_sink_get_latency_range(pa_sink *s, pa_usec_t *min_latency, pa_usec_t *ma /* Called from IO thread */ void pa_sink_set_latency_range_within_thread(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency) { - void *state = NULL; - pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); pa_assert(min_latency >= ABSOLUTE_MIN_LATENCY); pa_assert(max_latency <= ABSOLUTE_MAX_LATENCY); @@ -2226,27 +2377,36 @@ void pa_sink_set_latency_range_within_thread(pa_sink *s, pa_usec_t min_latency, max_latency == ABSOLUTE_MAX_LATENCY) || (s->flags & PA_SINK_DYNAMIC_LATENCY)); + if (s->thread_info.min_latency == min_latency && + s->thread_info.max_latency == max_latency) + return; + s->thread_info.min_latency = min_latency; s->thread_info.max_latency = max_latency; if (PA_SINK_IS_LINKED(s->thread_info.state)) { pa_sink_input *i; + void *state = NULL; - while ((i = pa_hashmap_iterate(s->thread_info.inputs, &state, NULL))) + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) if (i->update_sink_latency_range) i->update_sink_latency_range(i); } - pa_sink_invalidate_requested_latency(s); + pa_sink_invalidate_requested_latency(s, FALSE); pa_source_set_latency_range_within_thread(s->monitor_source, min_latency, max_latency); } -/* Called from main thread, before the sink is put */ +/* Called from main thread */ void pa_sink_set_fixed_latency(pa_sink *s, pa_usec_t latency) { pa_sink_assert_ref(s); + pa_assert_ctl_context(); - pa_assert(pa_sink_get_state(s) == PA_SINK_INIT); + if (s->flags & PA_SINK_DYNAMIC_LATENCY) { + pa_assert(latency == 0); + return; + } if (latency < ABSOLUTE_MIN_LATENCY) latency = ABSOLUTE_MIN_LATENCY; @@ -2254,14 +2414,69 @@ void pa_sink_set_fixed_latency(pa_sink *s, pa_usec_t latency) { if (latency > ABSOLUTE_MAX_LATENCY) latency = ABSOLUTE_MAX_LATENCY; - s->fixed_latency = latency; + if (PA_SINK_IS_LINKED(s->state)) + pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_SET_FIXED_LATENCY, NULL, (int64_t) latency, NULL) == 0); + else + s->thread_info.fixed_latency = latency; + pa_source_set_fixed_latency(s->monitor_source, latency); } +/* Called from main thread */ +pa_usec_t pa_sink_get_fixed_latency(pa_sink *s) { + pa_usec_t latency; + + pa_sink_assert_ref(s); + pa_assert_ctl_context(); + + if (s->flags & PA_SINK_DYNAMIC_LATENCY) + return 0; + + if (PA_SINK_IS_LINKED(s->state)) + pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SINK_MESSAGE_GET_FIXED_LATENCY, &latency, 0, NULL) == 0); + else + latency = s->thread_info.fixed_latency; + + return latency; +} + +/* Called from IO thread */ +void pa_sink_set_fixed_latency_within_thread(pa_sink *s, pa_usec_t latency) { + pa_sink_assert_ref(s); + pa_sink_assert_io_context(s); + + if (s->flags & PA_SINK_DYNAMIC_LATENCY) { + pa_assert(latency == 0); + return; + } + + pa_assert(latency >= ABSOLUTE_MIN_LATENCY); + pa_assert(latency <= ABSOLUTE_MAX_LATENCY); + + if (s->thread_info.fixed_latency == latency) + return; + + s->thread_info.fixed_latency = latency; + + if (PA_SINK_IS_LINKED(s->thread_info.state)) { + pa_sink_input *i; + void *state = NULL; + + PA_HASHMAP_FOREACH(i, s->thread_info.inputs, state) + if (i->update_sink_fixed_latency) + i->update_sink_fixed_latency(i); + } + + pa_sink_invalidate_requested_latency(s, FALSE); + + pa_source_set_fixed_latency_within_thread(s->monitor_source, latency); +} + /* Called from main context */ size_t pa_sink_get_max_rewind(pa_sink *s) { size_t r; pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (!PA_SINK_IS_LINKED(s->state)) return s->thread_info.max_rewind; @@ -2275,6 +2490,7 @@ size_t pa_sink_get_max_rewind(pa_sink *s) { size_t pa_sink_get_max_request(pa_sink *s) { size_t r; pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (!PA_SINK_IS_LINKED(s->state)) return s->thread_info.max_request; @@ -2288,7 +2504,8 @@ size_t pa_sink_get_max_request(pa_sink *s) { int pa_sink_set_port(pa_sink *s, const char *name, pa_bool_t save) { pa_device_port *port; - pa_assert(s); + pa_sink_assert_ref(s); + pa_assert_ctl_context(); if (!s->set_port) { pa_log_debug("set_port() operation not implemented for sink %u \"%s\"", s->index, s->name); @@ -2319,7 +2536,6 @@ int pa_sink_set_port(pa_sink *s, const char *name, pa_bool_t save) { return 0; } -/* Called from main context */ pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink) { const char *ff, *c, *t = NULL, *s = "", *profile, *bus; @@ -2434,3 +2650,48 @@ pa_bool_t pa_device_init_intended_roles(pa_proplist *p) { return FALSE; } + +unsigned pa_device_init_priority(pa_proplist *p) { + const char *s; + unsigned priority = 0; + + pa_assert(p); + + if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_CLASS))) { + + if (pa_streq(s, "sound")) + priority += 9000; + else if (!pa_streq(s, "modem")) + priority += 1000; + } + + if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_FORM_FACTOR))) { + + if (pa_streq(s, "internal")) + priority += 900; + else if (pa_streq(s, "speaker")) + priority += 500; + else if (pa_streq(s, "headphone")) + priority += 400; + } + + if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_BUS))) { + + if (pa_streq(s, "pci")) + priority += 50; + else if (pa_streq(s, "usb")) + priority += 40; + else if (pa_streq(s, "bluetooth")) + priority += 30; + } + + if ((s = pa_proplist_gets(p, PA_PROP_DEVICE_PROFILE_NAME))) { + + if (pa_startswith(s, "analog-")) + priority += 9; + else if (pa_startswith(s, "iec958-")) + priority += 8; + } + + return priority; +} diff --git a/src/pulsecore/sink.h b/src/pulsecore/sink.h index d16fcc01..ba547fc3 100644 --- a/src/pulsecore/sink.h +++ b/src/pulsecore/sink.h @@ -42,6 +42,7 @@ typedef struct pa_device_port pa_device_port; #include <pulsecore/rtpoll.h> #include <pulsecore/card.h> #include <pulsecore/queue.h> +#include <pulsecore/thread-mq.h> #define PA_MAX_INPUTS_PER_SINK 32 @@ -89,9 +90,10 @@ struct pa_sink { unsigned n_volume_steps; /* shall be constant */ /* Also see http://pulseaudio.org/wiki/InternalVolumes */ - pa_cvolume virtual_volume; /* The volume clients are informed about */ - pa_cvolume reference_volume; /* The volume taken as refernce base for relative sink input volumes */ + pa_cvolume reference_volume; /* The volume exported and taken as reference base for relative sink input volumes */ + pa_cvolume real_volume; /* The volume that the hardware is configured to */ pa_cvolume soft_volume; /* The internal software volume we apply to all PCM data while it passes through */ + pa_bool_t muted:1; pa_bool_t refresh_volume:1; @@ -101,15 +103,14 @@ struct pa_sink { pa_bool_t save_muted:1; pa_asyncmsgq *asyncmsgq; - pa_rtpoll *rtpoll; pa_memchunk silence; - pa_usec_t fixed_latency; /* for sinks with PA_SINK_DYNAMIC_LATENCY this is 0 */ - pa_hashmap *ports; pa_device_port *active_port; + unsigned priority; + /* Called when the main loop requests a state change. Called from * main loop context. If returns -1 the state change will be * inhibited */ @@ -155,9 +156,14 @@ struct pa_sink { pa_sink_state_t state; pa_hashmap *inputs; + pa_rtpoll *rtpoll; + pa_cvolume soft_volume; pa_bool_t soft_muted:1; + /* The requested latency is used for dynamic latency + * sinks. For fixed latency sinks it is always identical to + * the fixed_latency. See below. */ pa_bool_t requested_latency_valid:1; pa_usec_t requested_latency; @@ -173,14 +179,21 @@ struct pa_sink { size_t rewind_nbytes; pa_bool_t rewind_requested; + /* Both dynamic and fixed latencies will be clamped to this + * range. */ pa_usec_t min_latency; /* we won't go below this latency */ pa_usec_t max_latency; /* An upper limit for the latencies */ + + /* 'Fixed' simply means that the latency is exclusively + * decided on by the sink, and the clients have no influence + * in changing it */ + pa_usec_t fixed_latency; /* for sinks with PA_SINK_DYNAMIC_LATENCY this is 0 */ } thread_info; void *userdata; }; -PA_DECLARE_CLASS(pa_sink); +PA_DECLARE_PUBLIC_CLASS(pa_sink); #define PA_SINK(s) (pa_sink_cast(s)) typedef enum pa_sink_message { @@ -200,6 +213,8 @@ typedef enum pa_sink_message { PA_SINK_MESSAGE_DETACH, PA_SINK_MESSAGE_SET_LATENCY_RANGE, PA_SINK_MESSAGE_GET_LATENCY_RANGE, + PA_SINK_MESSAGE_SET_FIXED_LATENCY, + PA_SINK_MESSAGE_GET_FIXED_LATENCY, PA_SINK_MESSAGE_GET_MAX_REWIND, PA_SINK_MESSAGE_GET_MAX_REQUEST, PA_SINK_MESSAGE_SET_MAX_REWIND, @@ -267,12 +282,15 @@ void pa_sink_detach(pa_sink *s); void pa_sink_attach(pa_sink *s); void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume); -void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume, pa_bool_t save); -void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save); +void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume); +void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted); + +void pa_sink_update_flags(pa_sink *s, pa_sink_flags_t mask, pa_sink_flags_t value); pa_bool_t pa_device_init_description(pa_proplist *p); pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink); pa_bool_t pa_device_init_intended_roles(pa_proplist *p); +unsigned pa_device_init_priority(pa_proplist *p); /**** May be called by everyone, from main context */ @@ -280,6 +298,7 @@ pa_bool_t pa_device_init_intended_roles(pa_proplist *p); pa_usec_t pa_sink_get_latency(pa_sink *s); pa_usec_t pa_sink_get_requested_latency(pa_sink *s); void pa_sink_get_latency_range(pa_sink *s, pa_usec_t *min_latency, pa_usec_t *max_latency); +pa_usec_t pa_sink_get_fixed_latency(pa_sink *s); size_t pa_sink_get_max_rewind(pa_sink *s); size_t pa_sink_get_max_request(pa_sink *s); @@ -288,11 +307,8 @@ int pa_sink_update_status(pa_sink*s); int pa_sink_suspend(pa_sink *s, pa_bool_t suspend, pa_suspend_cause_t cause); int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause); -void pa_sink_update_flat_volume(pa_sink *s, pa_cvolume *new_volume); -void pa_sink_propagate_flat_volume(pa_sink *s); - -void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference, pa_bool_t save); -const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh, pa_bool_t reference); +void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t sendmsg, pa_bool_t save); +const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh); void pa_sink_set_mute(pa_sink *sink, pa_bool_t mute, pa_bool_t save); pa_bool_t pa_sink_get_mute(pa_sink *sink, pa_bool_t force_refresh); @@ -331,16 +347,23 @@ void pa_sink_set_max_rewind_within_thread(pa_sink *s, size_t max_rewind); void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request); void pa_sink_set_latency_range_within_thread(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_sink_set_fixed_latency_within_thread(pa_sink *s, pa_usec_t latency); /*** To be called exclusively by sink input drivers, from IO context */ void pa_sink_request_rewind(pa_sink*s, size_t nbytes); -void pa_sink_invalidate_requested_latency(pa_sink *s); +void pa_sink_invalidate_requested_latency(pa_sink *s, pa_bool_t dynamic); pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s); pa_device_port *pa_device_port_new(const char *name, const char *description, size_t extra); void pa_device_port_free(pa_device_port *p); +/* Verify that we called in IO context (aka 'thread context), or that + * the sink is not yet set up, i.e. the thread not set up yet. See + * pa_assert_io_context() in thread-mq.h for more information. */ +#define pa_sink_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SINK_IS_LINKED((s)->state)) + #endif diff --git a/src/pulsecore/socket-client.c b/src/pulsecore/socket-client.c index 24535157..ef3c29ee 100644 --- a/src/pulsecore/socket-client.c +++ b/src/pulsecore/socket-client.c @@ -73,14 +73,18 @@ struct pa_socket_client { PA_REFCNT_DECLARE; - pa_mainloop_api *mainloop; int fd; + + pa_mainloop_api *mainloop; pa_io_event *io_event; pa_time_event *timeout_event; pa_defer_event *defer_event; + pa_socket_client_cb_t callback; void *userdata; + pa_bool_t local; + #ifdef HAVE_LIBASYNCNS asyncns_t *asyncns; asyncns_query_t * asyncns_query; @@ -92,22 +96,10 @@ static pa_socket_client* socket_client_new(pa_mainloop_api *m) { pa_socket_client *c; pa_assert(m); - c = pa_xnew(pa_socket_client, 1); + c = pa_xnew0(pa_socket_client, 1); PA_REFCNT_INIT(c); c->mainloop = m; c->fd = -1; - c->io_event = NULL; - c->timeout_event = NULL; - c->defer_event = NULL; - c->callback = NULL; - c->userdata = NULL; - c->local = FALSE; - -#ifdef HAVE_LIBASYNCNS - c->asyncns = NULL; - c->asyncns_io_event = NULL; - c->asyncns_query = NULL; -#endif return c; } @@ -163,7 +155,6 @@ static void do_call(pa_socket_client *c) { } io = pa_iochannel_new(c->mainloop, c->fd, c->fd); - pa_assert(io); finish: if (!io && c->fd >= 0) @@ -172,7 +163,6 @@ finish: free_events(c); - pa_assert(c->callback); c->callback(c, io, c->userdata); pa_socket_client_unref(c); @@ -202,8 +192,6 @@ static void connect_io_cb(pa_mainloop_api*m, pa_io_event *e, int fd, pa_io_event } static int do_connect(pa_socket_client *c, const struct sockaddr *sa, socklen_t len) { - int r; - pa_assert(c); pa_assert(PA_REFCNT_VALUE(c) >= 1); pa_assert(sa); @@ -211,7 +199,7 @@ static int do_connect(pa_socket_client *c, const struct sockaddr *sa, socklen_t pa_make_fd_nonblock(c->fd); - if ((r = connect(c->fd, sa, len)) < 0) { + if (connect(c->fd, sa, len) < 0) { #ifdef OS_IS_WIN32 if (WSAGetLastError() != EWOULDBLOCK) { pa_log_debug("connect(): %d", WSAGetLastError()); @@ -222,9 +210,9 @@ static int do_connect(pa_socket_client *c, const struct sockaddr *sa, socklen_t return -1; } - pa_assert_se(c->io_event = c->mainloop->io_new(c->mainloop, c->fd, PA_IO_EVENT_OUTPUT, connect_io_cb, c)); + c->io_event = c->mainloop->io_new(c->mainloop, c->fd, PA_IO_EVENT_OUTPUT, connect_io_cb, c); } else - pa_assert_se(c->defer_event = c->mainloop->defer_new(c->mainloop, connect_defer_cb, c)); + c->defer_event = c->mainloop->defer_new(c->mainloop, connect_defer_cb, c); return 0; } @@ -235,7 +223,7 @@ pa_socket_client* pa_socket_client_new_ipv4(pa_mainloop_api *m, uint32_t address pa_assert(m); pa_assert(port > 0); - memset(&sa, 0, sizeof(sa)); + pa_zero(sa); sa.sin_family = AF_INET; sa.sin_port = htons(port); sa.sin_addr.s_addr = htonl(address); @@ -243,28 +231,24 @@ pa_socket_client* pa_socket_client_new_ipv4(pa_mainloop_api *m, uint32_t address return pa_socket_client_new_sockaddr(m, (struct sockaddr*) &sa, sizeof(sa)); } -#ifdef HAVE_SYS_UN_H pa_socket_client* pa_socket_client_new_unix(pa_mainloop_api *m, const char *filename) { +#ifdef HAVE_SYS_UN_H struct sockaddr_un sa; pa_assert(m); pa_assert(filename); - memset(&sa, 0, sizeof(sa)); + pa_zero(sa); sa.sun_family = AF_UNIX; pa_strlcpy(sa.sun_path, filename, sizeof(sa.sun_path)); return pa_socket_client_new_sockaddr(m, (struct sockaddr*) &sa, sizeof(sa)); -} - #else /* HAVE_SYS_UN_H */ -pa_socket_client* pa_socket_client_new_unix(pa_mainloop_api *m, const char *filename) { return NULL; -} - #endif /* HAVE_SYS_UN_H */ +} static int sockaddr_prepare(pa_socket_client *c, const struct sockaddr *sa, size_t salen) { pa_assert(c); @@ -273,13 +257,11 @@ static int sockaddr_prepare(pa_socket_client *c, const struct sockaddr *sa, size c->local = pa_socket_address_is_local(sa); - if ((c->fd = socket(sa->sa_family, SOCK_STREAM, 0)) < 0) { + if ((c->fd = pa_socket_cloexec(sa->sa_family, SOCK_STREAM, 0)) < 0) { pa_log("socket(): %s", pa_cstrerror(errno)); return -1; } - pa_make_fd_cloexec(c->fd); - #ifdef HAVE_IPV6 if (sa->sa_family == AF_INET || sa->sa_family == AF_INET6) #else @@ -302,7 +284,7 @@ pa_socket_client* pa_socket_client_new_sockaddr(pa_mainloop_api *m, const struct pa_assert(sa); pa_assert(salen > 0); - pa_assert_se(c = socket_client_new(m)); + c = socket_client_new(m); if (sockaddr_prepare(c, sa, salen) < 0) goto fail; @@ -359,22 +341,25 @@ void pa_socket_client_set_callback(pa_socket_client *c, pa_socket_client_cb_t on c->userdata = userdata; } -#ifdef HAVE_IPV6 pa_socket_client* pa_socket_client_new_ipv6(pa_mainloop_api *m, uint8_t address[16], uint16_t port) { +#ifdef HAVE_IPV6 struct sockaddr_in6 sa; pa_assert(m); pa_assert(address); pa_assert(port > 0); - memset(&sa, 0, sizeof(sa)); + pa_zero(sa); sa.sin6_family = AF_INET6; sa.sin6_port = htons(port); memcpy(&sa.sin6_addr, address, sizeof(sa.sin6_addr)); return pa_socket_client_new_sockaddr(m, (struct sockaddr*) &sa, sizeof(sa)); -} + +#else + return NULL; #endif +} #ifdef HAVE_LIBASYNCNS @@ -468,14 +453,13 @@ pa_socket_client* pa_socket_client_new_string(pa_mainloop_api *m, pa_bool_t use_ case PA_PARSED_ADDRESS_TCP4: /* Fallthrough */ case PA_PARSED_ADDRESS_TCP6: /* Fallthrough */ - case PA_PARSED_ADDRESS_TCP_AUTO:{ - + case PA_PARSED_ADDRESS_TCP_AUTO: { struct addrinfo hints; char port[12]; pa_snprintf(port, sizeof(port), "%u", (unsigned) a.port); - memset(&hints, 0, sizeof(hints)); + pa_zero(hints); if (a.type == PA_PARSED_ADDRESS_TCP4) hints.ai_family = PF_INET; #ifdef HAVE_IPV6 @@ -494,11 +478,10 @@ pa_socket_client* pa_socket_client_new_string(pa_mainloop_api *m, pa_bool_t use_ if (!(asyncns = asyncns_new(1))) goto finish; - pa_assert_se(c = socket_client_new(m)); + c = socket_client_new(m); c->asyncns = asyncns; c->asyncns_io_event = m->io_new(m, asyncns_fd(c->asyncns), PA_IO_EVENT_INPUT, asyncns_cb, c); - c->asyncns_query = asyncns_getaddrinfo(c->asyncns, a.path_or_host, port, &hints); - pa_assert(c->asyncns_query); + pa_assert_se(c->asyncns_query = asyncns_getaddrinfo(c->asyncns, a.path_or_host, port, &hints)); start_timeout(c, use_rtclock); } #elif defined(HAVE_GETADDRINFO) @@ -541,6 +524,7 @@ pa_socket_client* pa_socket_client_new_string(pa_mainloop_api *m, pa_bool_t use_ if (!host) goto finish; + pa_zero(sa); s.sin_family = AF_INET; memcpy(&s.sin_addr, host->h_addr, sizeof(struct in_addr)); s.sin_port = htons(a.port); diff --git a/src/pulsecore/socket-client.h b/src/pulsecore/socket-client.h index b896afa9..138f658c 100644 --- a/src/pulsecore/socket-client.h +++ b/src/pulsecore/socket-client.h @@ -35,9 +35,7 @@ typedef struct pa_socket_client pa_socket_client; typedef void (*pa_socket_client_cb_t)(pa_socket_client *c, pa_iochannel*io, void *userdata); pa_socket_client* pa_socket_client_new_ipv4(pa_mainloop_api *m, uint32_t address, uint16_t port); -#ifdef HAVE_IPV6 pa_socket_client* pa_socket_client_new_ipv6(pa_mainloop_api *m, uint8_t address[16], uint16_t port); -#endif pa_socket_client* pa_socket_client_new_unix(pa_mainloop_api *m, const char *filename); pa_socket_client* pa_socket_client_new_sockaddr(pa_mainloop_api *m, const struct sockaddr *sa, size_t salen); pa_socket_client* pa_socket_client_new_string(pa_mainloop_api *m, pa_bool_t use_rtclock, const char *a, uint16_t default_port); diff --git a/src/pulsecore/socket-server.c b/src/pulsecore/socket-server.c index e660700c..5d55de3e 100644 --- a/src/pulsecore/socket-server.c +++ b/src/pulsecore/socket-server.c @@ -104,13 +104,11 @@ static void callback(pa_mainloop_api *mainloop, pa_io_event *e, int fd, pa_io_ev pa_socket_server_ref(s); - if ((nfd = accept(fd, NULL, NULL)) < 0) { + if ((nfd = pa_accept_cloexec(fd, NULL, NULL)) < 0) { pa_log("accept(): %s", pa_cstrerror(errno)); goto finish; } - pa_make_fd_cloexec(nfd); - if (!s->on_connection) { pa_close(nfd); goto finish; @@ -186,13 +184,11 @@ pa_socket_server* pa_socket_server_new_unix(pa_mainloop_api *m, const char *file pa_assert(m); pa_assert(filename); - if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) { + if ((fd = pa_socket_cloexec(PF_UNIX, SOCK_STREAM, 0)) < 0) { pa_log("socket(): %s", pa_cstrerror(errno)); goto fail; } - pa_make_fd_cloexec(fd); - memset(&sa, 0, sizeof(sa)); sa.sun_family = AF_UNIX; pa_strlcpy(sa.sun_path, filename, sizeof(sa.sun_path)); @@ -246,13 +242,11 @@ pa_socket_server* pa_socket_server_new_ipv4(pa_mainloop_api *m, uint32_t address pa_assert(m); pa_assert(port); - if ((fd = socket(PF_INET, SOCK_STREAM, 0)) < 0) { + if ((fd = pa_socket_cloexec(PF_INET, SOCK_STREAM, 0)) < 0) { pa_log("socket(PF_INET): %s", pa_cstrerror(errno)); goto fail; } - pa_make_fd_cloexec(fd); - #ifdef SO_REUSEADDR if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) < 0) pa_log("setsockopt(): %s", pa_cstrerror(errno)); @@ -299,13 +293,11 @@ pa_socket_server* pa_socket_server_new_ipv6(pa_mainloop_api *m, const uint8_t ad pa_assert(m); pa_assert(port > 0); - if ((fd = socket(PF_INET6, SOCK_STREAM, 0)) < 0) { + if ((fd = pa_socket_cloexec(PF_INET6, SOCK_STREAM, 0)) < 0) { pa_log("socket(PF_INET6): %s", pa_cstrerror(errno)); goto fail; } - pa_make_fd_cloexec(fd); - #ifdef IPV6_V6ONLY on = 1; if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on)) < 0) diff --git a/src/pulsecore/socket-util.c b/src/pulsecore/socket-util.c index 5fd5dd67..2cc9882a 100644 --- a/src/pulsecore/socket-util.c +++ b/src/pulsecore/socket-util.c @@ -85,12 +85,11 @@ void pa_socket_peer_to_string(int fd, char *c, size_t l) { #ifndef OS_IS_WIN32 pa_assert_se(fstat(fd, &st) == 0); -#endif -#ifndef OS_IS_WIN32 if (S_ISSOCK(st.st_mode)) { #endif union { + struct sockaddr_storage storage; struct sockaddr sa; struct sockaddr_in in; #ifdef HAVE_IPV6 @@ -152,7 +151,7 @@ void pa_make_socket_low_delay(int fd) { pa_assert(fd >= 0); priority = 6; - if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, (void*)&priority, sizeof(priority)) < 0) + if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, &priority, sizeof(priority)) < 0) pa_log_warn("SO_PRIORITY failed: %s", pa_cstrerror(errno)); #endif } @@ -166,9 +165,9 @@ void pa_make_tcp_socket_low_delay(int fd) { { int on = 1; #if defined(SOL_TCP) - if (setsockopt(fd, SOL_TCP, TCP_NODELAY, (void*)&on, sizeof(on)) < 0) + if (setsockopt(fd, SOL_TCP, TCP_NODELAY, &on, sizeof(on)) < 0) #else - if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (void*)&on, sizeof(on)) < 0) + if (setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on)) < 0) #endif pa_log_warn("TCP_NODELAY failed: %s", pa_cstrerror(errno)); } @@ -178,9 +177,9 @@ void pa_make_tcp_socket_low_delay(int fd) { { int tos = IPTOS_LOWDELAY; #ifdef SOL_IP - if (setsockopt(fd, SOL_IP, IP_TOS, (void*)&tos, sizeof(tos)) < 0) + if (setsockopt(fd, SOL_IP, IP_TOS, &tos, sizeof(tos)) < 0) #else - if (setsockopt(fd, IPPROTO_IP, IP_TOS, (void*)&tos, sizeof(tos)) < 0) + if (setsockopt(fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) #endif pa_log_warn("IP_TOS failed: %s", pa_cstrerror(errno)); } @@ -196,9 +195,9 @@ void pa_make_udp_socket_low_delay(int fd) { { int tos = IPTOS_LOWDELAY; #ifdef SOL_IP - if (setsockopt(fd, SOL_IP, IP_TOS, (void*)&tos, sizeof(tos)) < 0) + if (setsockopt(fd, SOL_IP, IP_TOS, &tos, sizeof(tos)) < 0) #else - if (setsockopt(fd, IPPROTO_IP, IP_TOS, (void*)&tos, sizeof(tos)) < 0) + if (setsockopt(fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) #endif pa_log_warn("IP_TOS failed: %s", pa_cstrerror(errno)); } @@ -206,11 +205,11 @@ void pa_make_udp_socket_low_delay(int fd) { } int pa_socket_set_rcvbuf(int fd, size_t l) { - int bufsz = (int)l; + int bufsz = (int) l; pa_assert(fd >= 0); - if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, (void*)&bufsz, sizeof(bufsz)) < 0) { + if (setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &bufsz, sizeof(bufsz)) < 0) { pa_log_warn("SO_RCVBUF: %s", pa_cstrerror(errno)); return -1; } @@ -219,12 +218,12 @@ int pa_socket_set_rcvbuf(int fd, size_t l) { } int pa_socket_set_sndbuf(int fd, size_t l) { - int bufsz = (int)l; + int bufsz = (int) l; pa_assert(fd >= 0); - if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, (void*)&bufsz, sizeof(bufsz)) < 0) { - pa_log("SO_SNDBUF: %s", pa_cstrerror(errno)); + if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &bufsz, sizeof(bufsz)) < 0) { + pa_log_warn("SO_SNDBUF: %s", pa_cstrerror(errno)); return -1; } @@ -239,7 +238,7 @@ int pa_unix_socket_is_stale(const char *fn) { pa_assert(fn); - if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) { + if ((fd = pa_socket_cloexec(PF_UNIX, SOCK_STREAM, 0)) < 0) { pa_log("socket(): %s", pa_cstrerror(errno)); goto finish; } @@ -315,6 +314,7 @@ pa_bool_t pa_socket_address_is_local(const struct sockaddr *sa) { pa_bool_t pa_socket_is_local(int fd) { union { + struct sockaddr_storage storage; struct sockaddr sa; struct sockaddr_in in; #ifdef HAVE_IPV6 diff --git a/src/pulsecore/sound-file-stream.c b/src/pulsecore/sound-file-stream.c index 502e5c69..53674ba1 100644 --- a/src/pulsecore/sound-file-stream.c +++ b/src/pulsecore/sound-file-stream.c @@ -64,9 +64,8 @@ enum { FILE_STREAM_MESSAGE_UNLINK }; -PA_DECLARE_CLASS(file_stream); +PA_DEFINE_PRIVATE_CLASS(file_stream, pa_msgobject); #define FILE_STREAM(o) (file_stream_cast(o)) -static PA_DEFINE_CHECK_TYPE(file_stream, pa_msgobject); /* Called from main context */ static void file_stream_unlink(file_stream *u) { @@ -253,11 +252,7 @@ int pa_play_file( u->readf_function = NULL; u->memblockq = NULL; - if ((fd = open(fname, O_RDONLY -#ifdef O_NOCTTY - |O_NOCTTY -#endif - )) < 0) { + if ((fd = pa_open_cloexec(fname, O_RDONLY, 0)) < 0) { pa_log("Failed to open file %s: %s", fname, pa_cstrerror(errno)); goto fail; } @@ -312,7 +307,7 @@ int pa_play_file( pa_proplist_sets(data.proplist, PA_PROP_MEDIA_FILENAME, fname); pa_sndfile_init_proplist(u->sndfile, data.proplist); - pa_sink_input_new(&u->sink_input, sink->core, &data, 0); + pa_sink_input_new(&u->sink_input, sink->core, &data); pa_sink_input_new_data_done(&data); if (!u->sink_input) @@ -335,8 +330,7 @@ int pa_play_file( return 0; fail: - if (u) - file_stream_unref(u); + file_stream_unref(u); if (fd >= 0) pa_close(fd); diff --git a/src/pulsecore/sound-file.c b/src/pulsecore/sound-file.c index 2d9b76ad..d8c10b1e 100644 --- a/src/pulsecore/sound-file.c +++ b/src/pulsecore/sound-file.c @@ -62,11 +62,7 @@ int pa_sound_file_load( pa_memchunk_reset(chunk); - if ((fd = open(fname, O_RDONLY -#ifdef O_NOCTTY - |O_NOCTTY -#endif - )) < 0) { + if ((fd = pa_open_cloexec(fname, O_RDONLY, 0)) < 0) { pa_log("Failed to open file %s: %s", fname, pa_cstrerror(errno)); goto finish; } diff --git a/src/pulsecore/source-output.c b/src/pulsecore/source-output.c index 4ba25ae4..57ccc067 100644 --- a/src/pulsecore/source-output.c +++ b/src/pulsecore/source-output.c @@ -41,14 +41,14 @@ #define MEMBLOCKQ_MAXLENGTH (32*1024*1024) -static PA_DEFINE_CHECK_TYPE(pa_source_output, pa_msgobject); +PA_DEFINE_PUBLIC_CLASS(pa_source_output, pa_msgobject); static void source_output_free(pa_object* mo); pa_source_output_new_data* pa_source_output_new_data_init(pa_source_output_new_data *data) { pa_assert(data); - memset(data, 0, sizeof(*data)); + pa_zero(*data); data->resample_method = PA_RESAMPLER_INVALID; data->proplist = pa_proplist_new(); @@ -84,6 +84,7 @@ static void reset_callbacks(pa_source_output *o) { o->update_max_rewind = NULL; o->update_source_requested_latency = NULL; o->update_source_latency_range = NULL; + o->update_source_fixed_latency = NULL; o->attach = NULL; o->detach = NULL; o->suspend = NULL; @@ -100,17 +101,18 @@ static void reset_callbacks(pa_source_output *o) { int pa_source_output_new( pa_source_output**_o, pa_core *core, - pa_source_output_new_data *data, - pa_source_output_flags_t flags) { + pa_source_output_new_data *data) { pa_source_output *o; pa_resampler *resampler = NULL; char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX]; int r; + char *pt; pa_assert(_o); pa_assert(core); pa_assert(data); + pa_assert_ctl_context(); if (data->client) pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist); @@ -144,13 +146,13 @@ int pa_source_output_new( pa_return_val_if_fail(pa_channel_map_valid(&data->channel_map), -PA_ERR_INVALID); pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID); - if (flags & PA_SOURCE_OUTPUT_FIX_FORMAT) + if (data->flags & PA_SOURCE_OUTPUT_FIX_FORMAT) data->sample_spec.format = data->source->sample_spec.format; - if (flags & PA_SOURCE_OUTPUT_FIX_RATE) + if (data->flags & PA_SOURCE_OUTPUT_FIX_RATE) data->sample_spec.rate = data->source->sample_spec.rate; - if (flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) { + if (data->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) { data->sample_spec.channels = data->source->sample_spec.channels; data->channel_map = data->source->channel_map; } @@ -166,7 +168,7 @@ int pa_source_output_new( if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0) return r; - if ((flags & PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND) && + if ((data->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) && pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) { pa_log("Failed to create source output: source is suspended."); return -PA_ERR_BADSTATE; @@ -177,7 +179,7 @@ int pa_source_output_new( return -PA_ERR_TOOLARGE; } - if ((flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) || + if ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) || !pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) || !pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) { @@ -186,9 +188,9 @@ int pa_source_output_new( &data->source->sample_spec, &data->source->channel_map, &data->sample_spec, &data->channel_map, data->resample_method, - ((flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) | - ((flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) | - (core->disable_remixing || (flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) | + ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) | + ((data->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) | + (core->disable_remixing || (data->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) | (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) { pa_log_warn("Unsupported resampling operation."); return -PA_ERR_NOTSUPPORTED; @@ -201,7 +203,7 @@ int pa_source_output_new( o->core = core; o->state = PA_SOURCE_OUTPUT_INIT; - o->flags = flags; + o->flags = data->flags; o->proplist = pa_proplist_copy(data->proplist); o->driver = pa_xstrdup(pa_path_get_filename(data->driver)); o->module = data->module; @@ -246,12 +248,15 @@ int pa_source_output_new( if (o->direct_on_input) pa_assert_se(pa_idxset_put(o->direct_on_input->direct_outputs, o, NULL) == 0); - pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s", + pt = pa_proplist_to_string_sep(o->proplist, "\n "); + pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s\n %s", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)), o->source->name, pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec), - pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map)); + pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map), + pt); + pa_xfree(pt); /* Don't forget to call pa_source_output_put! */ @@ -262,6 +267,7 @@ int pa_source_output_new( /* Called from main context */ static void update_n_corked(pa_source_output *o, pa_source_output_state_t state) { pa_assert(o); + pa_assert_ctl_context(); if (!o->source) return; @@ -275,6 +281,7 @@ static void update_n_corked(pa_source_output *o, pa_source_output_state_t state) /* Called from main context */ static void source_output_set_state(pa_source_output *o, pa_source_output_state_t state) { pa_assert(o); + pa_assert_ctl_context(); if (o->state == state) return; @@ -294,6 +301,7 @@ static void source_output_set_state(pa_source_output *o, pa_source_output_state_ void pa_source_output_unlink(pa_source_output*o) { pa_bool_t linked; pa_assert(o); + pa_assert_ctl_context(); /* See pa_sink_unlink() for a couple of comments how this function * works */ @@ -346,6 +354,7 @@ static void source_output_free(pa_object* mo) { pa_source_output *o = PA_SOURCE_OUTPUT(mo); pa_assert(o); + pa_assert_ctl_context(); pa_assert(pa_source_output_refcnt(o) == 0); if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) @@ -353,8 +362,6 @@ static void source_output_free(pa_object* mo) { pa_log_info("Freeing output %u \"%s\"", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME))); - pa_assert(!o->thread_info.attached); - if (o->thread_info.delay_memblockq) pa_memblockq_free(o->thread_info.delay_memblockq); @@ -371,7 +378,9 @@ static void source_output_free(pa_object* mo) { /* Called from main context */ void pa_source_output_put(pa_source_output *o) { pa_source_output_state_t state; + pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(o->state == PA_SOURCE_OUTPUT_INIT); @@ -395,6 +404,7 @@ void pa_source_output_put(pa_source_output *o) { /* Called from main context */ void pa_source_output_kill(pa_source_output*o) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); o->kill(o); @@ -405,6 +415,7 @@ pa_usec_t pa_source_output_get_latency(pa_source_output *o, pa_usec_t *source_la pa_usec_t r[2] = { 0, 0 }; pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY, r, 0, NULL) == 0); @@ -424,6 +435,7 @@ void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) { size_t limit, mbs = 0; pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state)); pa_assert(chunk); pa_assert(pa_frame_aligned(chunk->length, &o->source->sample_spec)); @@ -499,8 +511,9 @@ void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) { /* Called from thread context */ void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in source sample spec */) { - pa_source_output_assert_ref(o); + pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec)); @@ -526,8 +539,17 @@ void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in so } /* Called from thread context */ +size_t pa_source_output_get_max_rewind(pa_source_output *o) { + pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); + + return o->thread_info.resampler ? pa_resampler_request(o->thread_info.resampler, o->source->thread_info.max_rewind) : o->source->thread_info.max_rewind; +} + +/* Called from thread context */ void pa_source_output_update_max_rewind(pa_source_output *o, size_t nbytes /* in the source's sample spec */) { pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state)); pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec)); @@ -538,15 +560,16 @@ void pa_source_output_update_max_rewind(pa_source_output *o, size_t nbytes /* i /* Called from thread context */ pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) { pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY)) - usec = o->source->fixed_latency; + usec = o->source->thread_info.fixed_latency; if (usec != (pa_usec_t) -1) usec = PA_CLAMP(usec, o->source->thread_info.min_latency, o->source->thread_info.max_latency); o->thread_info.requested_source_latency = usec; - pa_source_invalidate_requested_latency(o->source); + pa_source_invalidate_requested_latency(o->source, TRUE); return usec; } @@ -554,6 +577,7 @@ pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output /* Called from main context */ pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) { pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0); @@ -565,7 +589,7 @@ pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t if (o->source) { if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY)) - usec = o->source->fixed_latency; + usec = pa_source_get_fixed_latency(o->source); if (usec != (pa_usec_t) -1) { pa_usec_t min_latency, max_latency; @@ -582,6 +606,7 @@ pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t /* Called from main context */ pa_usec_t pa_source_output_get_requested_latency(pa_source_output *o) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) { pa_usec_t usec = 0; @@ -598,6 +623,7 @@ pa_usec_t pa_source_output_get_requested_latency(pa_source_output *o) { /* Called from main context */ void pa_source_output_cork(pa_source_output *o, pa_bool_t b) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); source_output_set_state(o, b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING); @@ -606,6 +632,7 @@ void pa_source_output_cork(pa_source_output *o, pa_bool_t b) { /* Called from main context */ int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); pa_return_val_if_fail(o->thread_info.resampler, -PA_ERR_BADSTATE); @@ -623,6 +650,7 @@ int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) { /* Called from main context */ void pa_source_output_set_name(pa_source_output *o, const char *name) { const char *old; + pa_assert_ctl_context(); pa_source_output_assert_ref(o); if (!name && !pa_proplist_contains(o->proplist, PA_PROP_MEDIA_NAME)) @@ -647,11 +675,12 @@ void pa_source_output_set_name(pa_source_output *o, const char *name) { /* Called from main thread */ void pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); if (p) pa_proplist_update(o->proplist, mode, p); - if (PA_SINK_IS_LINKED(o->state)) { + if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) { pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o); pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index); } @@ -660,6 +689,7 @@ void pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode /* Called from main context */ pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); return o->actual_resample_method; } @@ -667,6 +697,7 @@ pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) { /* Called from main context */ pa_bool_t pa_source_output_may_move(pa_source_output *o) { pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); if (o->flags & PA_SOURCE_OUTPUT_DONT_MOVE) @@ -708,6 +739,7 @@ int pa_source_output_start_move(pa_source_output *o) { int r; pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); pa_assert(o->source); @@ -739,6 +771,7 @@ int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t pa_resampler *new_resampler; pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); pa_assert(!o->source); pa_source_assert_ref(dest); @@ -816,10 +849,29 @@ int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t } /* Called from main context */ +void pa_source_output_fail_move(pa_source_output *o) { + + pa_source_output_assert_ref(o); + pa_assert_ctl_context(); + pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); + pa_assert(!o->source); + + /* Check if someone wants this source output? */ + if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FAIL], o) == PA_HOOK_STOP) + return; + + if (o->moving) + o->moving(o, NULL); + + pa_source_output_kill(o); +} + +/* Called from main context */ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t save) { int r; pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state)); pa_assert(o->source); pa_source_assert_ref(dest); @@ -838,6 +890,7 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t sav } if ((r = pa_source_output_finish_move(o, dest, save)) < 0) { + pa_source_output_fail_move(o); pa_source_output_unref(o); return r; } @@ -850,6 +903,7 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t sav /* Called from IO thread context */ void pa_source_output_set_state_within_thread(pa_source_output *o, pa_source_output_state_t state) { pa_source_output_assert_ref(o); + pa_source_output_assert_io_context(o); if (state == o->thread_info.state) return; @@ -906,11 +960,13 @@ int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int return -PA_ERR_NOTIMPLEMENTED; } +/* Called from main context */ void pa_source_output_send_event(pa_source_output *o, const char *event, pa_proplist *data) { pa_proplist *pl = NULL; pa_source_output_send_event_hook_data hook_data; pa_source_output_assert_ref(o); + pa_assert_ctl_context(); pa_assert(event); if (!o->send_event) diff --git a/src/pulsecore/source-output.h b/src/pulsecore/source-output.h index 9824e160..273b78fc 100644 --- a/src/pulsecore/source-output.h +++ b/src/pulsecore/source-output.h @@ -55,7 +55,8 @@ typedef enum pa_source_output_flags { PA_SOURCE_OUTPUT_FIX_RATE = 64, PA_SOURCE_OUTPUT_FIX_CHANNELS = 128, PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND = 256, - PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND = 512 + PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND = 512, + PA_SOURCE_OUTPUT_KILL_ON_SUSPEND = 1024 } pa_source_output_flags_t; struct pa_source_output { @@ -108,6 +109,10 @@ struct pa_source_output { * from IO context. */ void (*update_source_latency_range) (pa_source_output *o); /* may be NULL */ + /* Called whenver the fixed latency of the source changes, if there + * is one. Called from IO context. */ + void (*update_source_fixed_latency) (pa_source_output *i); /* may be NULL */ + /* If non-NULL this function is called when the output is first * connected to a source. Called from IO thread context */ void (*attach) (pa_source_output *o); /* may be NULL */ @@ -127,7 +132,9 @@ struct pa_source_output { /* If non-NULL called whenever the source output is moved to a new * source. Called from main context after the stream was detached * from the old source and before it is attached to the new - * source. */ + * source. If dest is NULL the move was executed in two + * phases and the second one failed; the stream will be destroyed + * after this call. */ void (*moving) (pa_source_output *o, pa_source *dest); /* may be NULL */ /* Supposed to unlink and destroy this stream. Called from main @@ -175,7 +182,7 @@ struct pa_source_output { void *userdata; }; -PA_DECLARE_CLASS(pa_source_output); +PA_DECLARE_PUBLIC_CLASS(pa_source_output); #define PA_SOURCE_OUTPUT(o) pa_source_output_cast(o) enum { @@ -194,6 +201,8 @@ typedef struct pa_source_output_send_event_hook_data { } pa_source_output_send_event_hook_data; typedef struct pa_source_output_new_data { + pa_source_output_flags_t flags; + pa_proplist *proplist; pa_sink_input *direct_on_input; @@ -224,8 +233,7 @@ void pa_source_output_new_data_done(pa_source_output_new_data *data); int pa_source_output_new( pa_source_output**o, pa_core *core, - pa_source_output_new_data *data, - pa_source_output_flags_t flags); + pa_source_output_new_data *data); void pa_source_output_put(pa_source_output *o); void pa_source_output_unlink(pa_source_output*o); @@ -238,6 +246,8 @@ void pa_source_output_cork(pa_source_output *o, pa_bool_t b); int pa_source_output_set_rate(pa_source_output *o, uint32_t rate); +size_t pa_source_output_get_max_rewind(pa_source_output *o); + /* Callable by everyone */ /* External code may request disconnection with this funcion */ @@ -260,6 +270,7 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t sav * new source */ int pa_source_output_start_move(pa_source_output *o); int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t save); +void pa_source_output_fail_move(pa_source_output *o); #define pa_source_output_get_state(o) ((o)->state) @@ -277,4 +288,7 @@ int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec); +#define pa_source_output_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SOURCE_OUTPUT_IS_LINKED((s)->state)) + #endif diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c index 74f38bc5..415c54bc 100644 --- a/src/pulsecore/source.c +++ b/src/pulsecore/source.c @@ -33,6 +33,7 @@ #include <pulse/timeval.h> #include <pulse/util.h> +#include <pulsecore/core-util.h> #include <pulsecore/source-output.h> #include <pulsecore/namereg.h> #include <pulsecore/core-subscribe.h> @@ -45,14 +46,14 @@ #define ABSOLUTE_MAX_LATENCY (10*PA_USEC_PER_SEC) #define DEFAULT_FIXED_LATENCY (250*PA_USEC_PER_MSEC) -static PA_DEFINE_CHECK_TYPE(pa_source, pa_msgobject); +PA_DEFINE_PUBLIC_CLASS(pa_source, pa_msgobject); static void source_free(pa_object *o); pa_source_new_data* pa_source_new_data_init(pa_source_new_data *data) { pa_assert(data); - memset(data, 0, sizeof(*data)); + pa_zero(*data); data->proplist = pa_proplist_new(); return data; @@ -145,6 +146,7 @@ pa_source* pa_source_new( pa_assert(core); pa_assert(data); pa_assert(data->name); + pa_assert_ctl_context(); s = pa_msgobject_new(pa_source); @@ -179,7 +181,7 @@ pa_source* pa_source_new( pa_cvolume_reset(&data->volume, data->sample_spec.channels); pa_return_null_if_fail(pa_cvolume_valid(&data->volume)); - pa_return_null_if_fail(data->volume.channels == data->sample_spec.channels); + pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec)); if (!data->muted_is_set) data->muted = FALSE; @@ -203,6 +205,7 @@ pa_source* pa_source_new( s->core = core; s->state = PA_SOURCE_INIT; s->flags = flags; + s->priority = 0; s->suspend_cause = 0; s->name = pa_xstrdup(name); s->proplist = pa_proplist_copy(data->proplist); @@ -210,6 +213,8 @@ pa_source* pa_source_new( s->module = data->module; s->card = data->card; + s->priority = pa_device_init_priority(s->proplist); + s->sample_spec = data->sample_spec; s->channel_map = data->channel_map; @@ -217,20 +222,17 @@ pa_source* pa_source_new( s->n_corked = 0; s->monitor_of = NULL; - s->virtual_volume = data->volume; + s->volume = data->volume; pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels); s->base_volume = PA_VOLUME_NORM; s->n_volume_steps = PA_VOLUME_NORM+1; s->muted = data->muted; s->refresh_volume = s->refresh_muted = FALSE; - s->fixed_latency = flags & PA_SOURCE_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY; - reset_callbacks(s); s->userdata = NULL; s->asyncmsgq = NULL; - s->rtpoll = NULL; /* As a minor optimization we just steal the list instead of * copying it here */ @@ -263,6 +265,7 @@ pa_source* pa_source_new( &s->sample_spec, 0); + s->thread_info.rtpoll = NULL; s->thread_info.outputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); s->thread_info.soft_volume = s->soft_volume; s->thread_info.soft_muted = s->muted; @@ -272,6 +275,7 @@ pa_source* pa_source_new( s->thread_info.requested_latency = 0; s->thread_info.min_latency = ABSOLUTE_MIN_LATENCY; s->thread_info.max_latency = ABSOLUTE_MAX_LATENCY; + s->thread_info.fixed_latency = flags & PA_SOURCE_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY; pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0); @@ -297,6 +301,7 @@ static int source_set_state(pa_source *s, pa_source_state_t state) { pa_source_state_t original_state; pa_assert(s); + pa_assert_ctl_context(); if (s->state == state) return 0; @@ -333,27 +338,26 @@ static int source_set_state(pa_source *s, pa_source_state_t state) { /* We're suspending or resuming, tell everyone about it */ - for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx))) + PA_IDXSET_FOREACH(o, s->outputs, idx) if (s->state == PA_SOURCE_SUSPENDED && - (o->flags & PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND)) + (o->flags & PA_SOURCE_OUTPUT_KILL_ON_SUSPEND)) pa_source_output_kill(o); else if (o->suspend) o->suspend(o, state == PA_SOURCE_SUSPENDED); } - return 0; } /* Called from main context */ void pa_source_put(pa_source *s) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(s->state == PA_SOURCE_INIT); /* The following fields must be initialized properly when calling _put() */ pa_assert(s->asyncmsgq); - pa_assert(s->rtpoll); pa_assert(s->thread_info.min_latency <= s->thread_info.max_latency); /* Generally, flags should be initialized via pa_source_new(). As @@ -368,7 +372,7 @@ void pa_source_put(pa_source *s) { pa_assert((s->flags & PA_SOURCE_HW_VOLUME_CTRL) || (s->base_volume == PA_VOLUME_NORM && s->flags & PA_SOURCE_DECIBEL_VOLUME)); pa_assert(!(s->flags & PA_SOURCE_DECIBEL_VOLUME) || s->n_volume_steps == PA_VOLUME_NORM+1); - pa_assert(!(s->flags & PA_SOURCE_DYNAMIC_LATENCY) == (s->fixed_latency != 0)); + pa_assert(!(s->flags & PA_SOURCE_DYNAMIC_LATENCY) == (s->thread_info.fixed_latency != 0)); pa_assert_se(source_set_state(s, PA_SOURCE_IDLE) == 0); @@ -382,6 +386,7 @@ void pa_source_unlink(pa_source *s) { pa_source_output *o, *j = NULL; pa_assert(s); + pa_assert_ctl_context(); /* See pa_sink_unlink() for a couple of comments how this function * works. */ @@ -423,6 +428,7 @@ static void source_free(pa_object *o) { pa_source *s = PA_SOURCE(o); pa_assert(s); + pa_assert_ctl_context(); pa_assert(pa_source_refcnt(s) == 0); if (PA_SOURCE_IS_LINKED(s->state)) @@ -458,23 +464,40 @@ static void source_free(pa_object *o) { pa_xfree(s); } -/* Called from main context */ +/* Called from main context, and not while the IO thread is active, please */ void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q) { pa_source_assert_ref(s); + pa_assert_ctl_context(); s->asyncmsgq = q; } -/* Called from main context */ +/* Called from main context, and not while the IO thread is active, please */ +void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value) { + pa_source_assert_ref(s); + pa_assert_ctl_context(); + + if (mask == 0) + return; + + /* For now, allow only a minimal set of flags to be changed. */ + pa_assert((mask & ~(PA_SOURCE_DYNAMIC_LATENCY|PA_SOURCE_LATENCY)) == 0); + + s->flags = (s->flags & ~mask) | (value & mask); +} + +/* Called from IO context, or before _put() from main context */ void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p) { pa_source_assert_ref(s); + pa_source_assert_io_context(s); - s->rtpoll = p; + s->thread_info.rtpoll = p; } /* Called from main context */ int pa_source_update_status(pa_source*s) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (s->state == PA_SOURCE_SUSPENDED) @@ -486,6 +509,7 @@ int pa_source_update_status(pa_source*s) { /* Called from main context */ int pa_source_suspend(pa_source *s, pa_bool_t suspend, pa_suspend_cause_t cause) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); pa_assert(cause != 0); @@ -513,6 +537,7 @@ int pa_source_sync_suspend(pa_source *s) { pa_sink_state_t state; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); pa_assert(s->monitor_of); @@ -532,6 +557,7 @@ pa_queue *pa_source_move_all_start(pa_source *s, pa_queue *q) { uint32_t idx; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (!q) @@ -556,12 +582,13 @@ void pa_source_move_all_finish(pa_source *s, pa_queue *q, pa_bool_t save) { pa_source_output *o; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); pa_assert(q); while ((o = PA_SOURCE_OUTPUT(pa_queue_pop(q)))) { if (pa_source_output_finish_move(o, s, save) < 0) - pa_source_output_kill(o); + pa_source_output_fail_move(o); pa_source_output_unref(o); } @@ -572,13 +599,13 @@ void pa_source_move_all_finish(pa_source *s, pa_queue *q, pa_bool_t save) { /* Called from main context */ void pa_source_move_all_fail(pa_queue *q) { pa_source_output *o; + + pa_assert_ctl_context(); pa_assert(q); while ((o = PA_SOURCE_OUTPUT(pa_queue_pop(q)))) { - if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FAIL], o) == PA_HOOK_OK) { - pa_source_output_kill(o); - pa_source_output_unref(o); - } + pa_source_output_fail_move(o); + pa_source_output_unref(o); } pa_queue_free(q, NULL, NULL); @@ -590,17 +617,18 @@ void pa_source_process_rewind(pa_source *s, size_t nbytes) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); - if (s->thread_info.state == PA_SOURCE_SUSPENDED) + if (nbytes <= 0) return; - if (nbytes <= 0) + if (s->thread_info.state == PA_SOURCE_SUSPENDED) return; pa_log_debug("Processing rewind..."); - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) { + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) { pa_source_output_assert_ref(o); pa_source_output_process_rewind(o, nbytes); } @@ -612,6 +640,7 @@ void pa_source_post(pa_source*s, const pa_memchunk *chunk) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); pa_assert(chunk); @@ -651,6 +680,7 @@ void pa_source_post(pa_source*s, const pa_memchunk *chunk) { /* Called from IO thread context */ void pa_source_post_direct(pa_source*s, pa_source_output *o, const pa_memchunk *chunk) { pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); pa_source_output_assert_ref(o); pa_assert(o->thread_info.direct_on_input); @@ -682,6 +712,7 @@ pa_usec_t pa_source_get_latency(pa_source *s) { pa_usec_t usec; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (s->state == PA_SOURCE_SUSPENDED) @@ -701,6 +732,7 @@ pa_usec_t pa_source_get_latency_within_thread(pa_source *s) { pa_msgobject *o; pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); /* The returned value is supposed to be in the time domain of the sound card! */ @@ -722,77 +754,96 @@ pa_usec_t pa_source_get_latency_within_thread(pa_source *s) { } /* Called from main thread */ -void pa_source_set_volume(pa_source *s, const pa_cvolume *volume, pa_bool_t save) { - pa_cvolume old_virtual_volume; - pa_bool_t virtual_volume_changed; +void pa_source_set_volume( + pa_source *s, + const pa_cvolume *volume, + pa_bool_t save) { + + pa_bool_t real_changed; + pa_cvolume old_volume; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); - pa_assert(volume); pa_assert(pa_cvolume_valid(volume)); - pa_assert(pa_cvolume_compatible(volume, &s->sample_spec)); + pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &s->sample_spec)); - old_virtual_volume = s->virtual_volume; - s->virtual_volume = *volume; - virtual_volume_changed = !pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume); - s->save_volume = (!virtual_volume_changed && s->save_volume) || save; + old_volume = s->volume; + + if (pa_cvolume_compatible(volume, &s->sample_spec)) + s->volume = *volume; + else + pa_cvolume_scale(&s->volume, pa_cvolume_max(volume)); + + real_changed = !pa_cvolume_equal(&old_volume, &s->volume); + s->save_volume = (!real_changed && s->save_volume) || save; if (s->set_volume) { pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels); s->set_volume(s); } else - s->soft_volume = s->virtual_volume; + s->soft_volume = s->volume; pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0); - if (virtual_volume_changed) + if (real_changed) pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } /* Called from main thread. Only to be called by source implementor */ void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume) { pa_source_assert_ref(s); - pa_assert(volume); + pa_assert_ctl_context(); + + if (!volume) + pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels); + else + s->soft_volume = *volume; if (PA_SOURCE_IS_LINKED(s->state)) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_VOLUME, NULL, 0, NULL) == 0); else - s->thread_info.soft_volume = *volume; + s->thread_info.soft_volume = s->soft_volume; } /* Called from main thread */ const pa_cvolume *pa_source_get_volume(pa_source *s, pa_bool_t force_refresh) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (s->refresh_volume || force_refresh) { - pa_cvolume old_virtual_volume = s->virtual_volume; + pa_cvolume old_volume; + + old_volume = s->volume; if (s->get_volume) s->get_volume(s); pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_VOLUME, NULL, 0, NULL) == 0); - if (!pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume)) + if (!pa_cvolume_equal(&old_volume, &s->volume)) { + s->save_volume = TRUE; pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); + } } - return &s->virtual_volume; + return &s->volume; } /* Called from main thread */ -void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume, pa_bool_t save) { +void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume) { pa_source_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SOURCE_IS_LINKED(s->state)); /* The source implementor may call this if the volume changed to make sure everyone is notified */ - if (pa_cvolume_equal(&s->virtual_volume, new_volume)) { - s->save_volume = s->save_volume || save; + if (pa_cvolume_equal(&s->volume, new_volume)) return; - } - s->virtual_volume = *new_volume; - s->save_volume = save; + s->volume = *new_volume; + s->save_volume = TRUE; pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } @@ -802,6 +853,7 @@ void pa_source_set_mute(pa_source *s, pa_bool_t mute, pa_bool_t save) { pa_bool_t old_muted; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); old_muted = s->muted; @@ -820,6 +872,7 @@ void pa_source_set_mute(pa_source *s, pa_bool_t mute, pa_bool_t save) { /* Called from main thread */ pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (s->refresh_muted || force_refresh) { @@ -831,6 +884,8 @@ pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) { pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_MUTE, NULL, 0, NULL) == 0); if (old_muted != s->muted) { + s->save_muted = TRUE; + pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); /* Make sure the soft mute status stays in sync */ @@ -842,18 +897,18 @@ pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) { } /* Called from main thread */ -void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted, pa_bool_t save) { +void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted) { pa_source_assert_ref(s); + pa_assert_ctl_context(); + pa_assert(PA_SOURCE_IS_LINKED(s->state)); /* The source implementor may call this if the mute state changed to make sure everyone is notified */ - if (s->muted == new_muted) { - s->save_muted = s->save_muted || save; + if (s->muted == new_muted) return; - } s->muted = new_muted; - s->save_muted = save; + s->save_muted = TRUE; pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index); } @@ -861,6 +916,7 @@ void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted, pa_bool_t save) { /* Called from main thread */ pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p) { pa_source_assert_ref(s); + pa_assert_ctl_context(); if (p) pa_proplist_update(s->proplist, mode, p); @@ -874,16 +930,18 @@ pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_prop } /* Called from main thread */ +/* FIXME -- this should be dropped and be merged into pa_source_update_proplist() */ void pa_source_set_description(pa_source *s, const char *description) { const char *old; pa_source_assert_ref(s); + pa_assert_ctl_context(); if (!description && !pa_proplist_contains(s->proplist, PA_PROP_DEVICE_DESCRIPTION)) return; old = pa_proplist_gets(s->proplist, PA_PROP_DEVICE_DESCRIPTION); - if (old && description && !strcmp(old, description)) + if (old && description && pa_streq(old, description)) return; if (description) @@ -901,6 +959,7 @@ void pa_source_set_description(pa_source *s, const char *description) { unsigned pa_source_linked_by(pa_source *s) { pa_source_assert_ref(s); pa_assert(PA_SOURCE_IS_LINKED(s->state)); + pa_assert_ctl_context(); return pa_idxset_size(s->outputs); } @@ -911,6 +970,7 @@ unsigned pa_source_used_by(pa_source *s) { pa_source_assert_ref(s); pa_assert(PA_SOURCE_IS_LINKED(s->state)); + pa_assert_ctl_context(); ret = pa_idxset_size(s->outputs); pa_assert(ret >= s->n_corked); @@ -925,6 +985,7 @@ unsigned pa_source_check_suspend(pa_source *s) { uint32_t idx; pa_source_assert_ref(s); + pa_assert_ctl_context(); if (!PA_SOURCE_IS_LINKED(s->state)) return 0; @@ -1006,7 +1067,7 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_ if (pa_hashmap_remove(s->thread_info.outputs, PA_UINT32_TO_PTR(o->index))) pa_source_output_unref(o); - pa_source_invalidate_requested_latency(s); + pa_source_invalidate_requested_latency(s, TRUE); return 0; } @@ -1086,6 +1147,16 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_ return 0; } + case PA_SOURCE_MESSAGE_GET_FIXED_LATENCY: + + *((pa_usec_t*) userdata) = s->thread_info.fixed_latency; + return 0; + + case PA_SOURCE_MESSAGE_SET_FIXED_LATENCY: + + pa_source_set_fixed_latency_within_thread(s, (pa_usec_t) offset); + return 0; + case PA_SOURCE_MESSAGE_GET_MAX_REWIND: *((size_t*) userdata) = s->thread_info.max_rewind; @@ -1120,6 +1191,7 @@ int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t caus int ret = 0; pa_core_assert_ref(c); + pa_assert_ctl_context(); pa_assert(cause != 0); for (source = PA_SOURCE(pa_idxset_first(c->sources, &idx)); source; source = PA_SOURCE(pa_idxset_next(c->sources, &idx))) { @@ -1138,6 +1210,7 @@ int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t caus /* Called from main thread */ void pa_source_detach(pa_source *s) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_DETACH, NULL, 0, NULL) == 0); @@ -1146,6 +1219,7 @@ void pa_source_detach(pa_source *s) { /* Called from main thread */ void pa_source_attach(pa_source *s) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_ATTACH, NULL, 0, NULL) == 0); @@ -1157,9 +1231,10 @@ void pa_source_detach_within_thread(pa_source *s) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) if (o->detach) o->detach(o); } @@ -1170,9 +1245,10 @@ void pa_source_attach_within_thread(pa_source *s) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(PA_SOURCE_IS_LINKED(s->thread_info.state)); - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) if (o->attach) o->attach(o); } @@ -1184,15 +1260,15 @@ pa_usec_t pa_source_get_requested_latency_within_thread(pa_source *s) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); if (!(s->flags & PA_SOURCE_DYNAMIC_LATENCY)) - return PA_CLAMP(s->fixed_latency, s->thread_info.min_latency, s->thread_info.max_latency); + return PA_CLAMP(s->thread_info.fixed_latency, s->thread_info.min_latency, s->thread_info.max_latency); if (s->thread_info.requested_latency_valid) return s->thread_info.requested_latency; - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) - + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) if (o->thread_info.requested_source_latency != (pa_usec_t) -1 && (result == (pa_usec_t) -1 || result > o->thread_info.requested_source_latency)) result = o->thread_info.requested_source_latency; @@ -1214,6 +1290,7 @@ pa_usec_t pa_source_get_requested_latency(pa_source *s) { pa_usec_t usec = 0; pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(PA_SOURCE_IS_LINKED(s->state)); if (s->state == PA_SOURCE_SUSPENDED) @@ -1230,21 +1307,22 @@ void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind) { void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); if (max_rewind == s->thread_info.max_rewind) return; s->thread_info.max_rewind = max_rewind; - if (PA_SOURCE_IS_LINKED(s->thread_info.state)) { - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) + if (PA_SOURCE_IS_LINKED(s->thread_info.state)) + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) pa_source_output_update_max_rewind(o, s->thread_info.max_rewind); - } } /* Called from main thread */ void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) { pa_source_assert_ref(s); + pa_assert_ctl_context(); if (PA_SOURCE_IS_LINKED(s->state)) pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_MAX_REWIND, NULL, max_rewind, NULL) == 0); @@ -1253,17 +1331,18 @@ void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) { } /* Called from IO thread */ -void pa_source_invalidate_requested_latency(pa_source *s) { +void pa_source_invalidate_requested_latency(pa_source *s, pa_bool_t dynamic) { pa_source_output *o; void *state = NULL; pa_source_assert_ref(s); + pa_source_assert_io_context(s); - if (!(s->flags & PA_SOURCE_DYNAMIC_LATENCY)) + if ((s->flags & PA_SOURCE_DYNAMIC_LATENCY)) + s->thread_info.requested_latency_valid = FALSE; + else if (dynamic) return; - s->thread_info.requested_latency_valid = FALSE; - if (PA_SOURCE_IS_LINKED(s->thread_info.state)) { if (s->update_requested_latency) @@ -1275,12 +1354,13 @@ void pa_source_invalidate_requested_latency(pa_source *s) { } if (s->monitor_of) - pa_sink_invalidate_requested_latency(s->monitor_of); + pa_sink_invalidate_requested_latency(s->monitor_of, dynamic); } /* Called from main thread */ void pa_source_set_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency) { pa_source_assert_ref(s); + pa_assert_ctl_context(); /* min_latency == 0: no limit * min_latency anything else: specified limit @@ -1315,6 +1395,7 @@ void pa_source_set_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t /* Called from main thread */ void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t *max_latency) { pa_source_assert_ref(s); + pa_assert_ctl_context(); pa_assert(min_latency); pa_assert(max_latency); @@ -1333,9 +1414,8 @@ void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t /* Called from IO thread, and from main thread before pa_source_put() is called */ void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency) { - void *state = NULL; - pa_source_assert_ref(s); + pa_source_assert_io_context(s); pa_assert(min_latency >= ABSOLUTE_MIN_LATENCY); pa_assert(max_latency <= ABSOLUTE_MAX_LATENCY); @@ -1347,25 +1427,34 @@ void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_laten (s->flags & PA_SOURCE_DYNAMIC_LATENCY) || s->monitor_of); + if (s->thread_info.min_latency == min_latency && + s->thread_info.max_latency == max_latency) + return; + s->thread_info.min_latency = min_latency; s->thread_info.max_latency = max_latency; if (PA_SOURCE_IS_LINKED(s->thread_info.state)) { pa_source_output *o; + void *state = NULL; - while ((o = pa_hashmap_iterate(s->thread_info.outputs, &state, NULL))) + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) if (o->update_source_latency_range) o->update_source_latency_range(o); } - pa_source_invalidate_requested_latency(s); + pa_source_invalidate_requested_latency(s, FALSE); } /* Called from main thread, before the source is put */ void pa_source_set_fixed_latency(pa_source *s, pa_usec_t latency) { pa_source_assert_ref(s); + pa_assert_ctl_context(); - pa_assert(pa_source_get_state(s) == PA_SOURCE_INIT); + if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) { + pa_assert(latency == 0); + return; + } if (latency < ABSOLUTE_MIN_LATENCY) latency = ABSOLUTE_MIN_LATENCY; @@ -1373,12 +1462,64 @@ void pa_source_set_fixed_latency(pa_source *s, pa_usec_t latency) { if (latency > ABSOLUTE_MAX_LATENCY) latency = ABSOLUTE_MAX_LATENCY; - s->fixed_latency = latency; + if (PA_SOURCE_IS_LINKED(s->state)) + pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_FIXED_LATENCY, NULL, (int64_t) latency, NULL) == 0); + else + s->thread_info.fixed_latency = latency; +} + +/* Called from main thread */ +pa_usec_t pa_source_get_fixed_latency(pa_source *s) { + pa_usec_t latency; + + pa_source_assert_ref(s); + pa_assert_ctl_context(); + + if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) + return 0; + + if (PA_SOURCE_IS_LINKED(s->state)) + pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_GET_FIXED_LATENCY, &latency, 0, NULL) == 0); + else + latency = s->thread_info.fixed_latency; + + return latency; +} + +/* Called from IO thread */ +void pa_source_set_fixed_latency_within_thread(pa_source *s, pa_usec_t latency) { + pa_source_assert_ref(s); + pa_source_assert_io_context(s); + + if (s->flags & PA_SOURCE_DYNAMIC_LATENCY) { + pa_assert(latency == 0); + return; + } + + pa_assert(latency >= ABSOLUTE_MIN_LATENCY); + pa_assert(latency <= ABSOLUTE_MAX_LATENCY); + + if (s->thread_info.fixed_latency == latency) + return; + + s->thread_info.fixed_latency = latency; + + if (PA_SOURCE_IS_LINKED(s->thread_info.state)) { + pa_source_output *o; + void *state = NULL; + + PA_HASHMAP_FOREACH(o, s->thread_info.outputs, state) + if (o->update_source_fixed_latency) + o->update_source_fixed_latency(o); + } + + pa_source_invalidate_requested_latency(s, FALSE); } /* Called from main thread */ size_t pa_source_get_max_rewind(pa_source *s) { size_t r; + pa_assert_ctl_context(); pa_source_assert_ref(s); if (!PA_SOURCE_IS_LINKED(s->state)) @@ -1394,9 +1535,10 @@ int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save) { pa_device_port *port; pa_assert(s); + pa_assert_ctl_context(); if (!s->set_port) { - pa_log_debug("set_port() operation not implemented for sink %u \"%s\"", s->index, s->name); + pa_log_debug("set_port() operation not implemented for source %u \"%s\"", s->index, s->name); return -PA_ERR_NOTIMPLEMENTED; } diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h index 7e9fd8b7..e3e56bc4 100644 --- a/src/pulsecore/source.h +++ b/src/pulsecore/source.h @@ -43,6 +43,7 @@ typedef struct pa_source pa_source; #include <pulsecore/source-output.h> #include <pulsecore/card.h> #include <pulsecore/queue.h> +#include <pulsecore/thread-mq.h> #define PA_MAX_OUTPUTS_PER_SOURCE 32 @@ -78,7 +79,7 @@ struct pa_source { pa_volume_t base_volume; /* shall be constant */ unsigned n_volume_steps; /* shall be constant */ - pa_cvolume virtual_volume, soft_volume; + pa_cvolume volume, soft_volume; pa_bool_t muted:1; pa_bool_t refresh_volume:1; @@ -89,15 +90,14 @@ struct pa_source { pa_bool_t save_muted:1; pa_asyncmsgq *asyncmsgq; - pa_rtpoll *rtpoll; pa_memchunk silence; - pa_usec_t fixed_latency; /* for sources with PA_SOURCE_DYNAMIC_LATENCY this is 0 */ - pa_hashmap *ports; pa_device_port *active_port; + unsigned priority; + /* Called when the main loop requests a state change. Called from * main loop context. If returns -1 the state change will be * inhibited */ @@ -139,6 +139,8 @@ struct pa_source { pa_source_state_t state; pa_hashmap *outputs; + pa_rtpoll *rtpoll; + pa_cvolume soft_volume; pa_bool_t soft_muted:1; @@ -151,12 +153,14 @@ struct pa_source { pa_usec_t min_latency; /* we won't go below this latency */ pa_usec_t max_latency; /* An upper limit for the latencies */ - } thread_info; + + pa_usec_t fixed_latency; /* for sources with PA_SOURCE_DYNAMIC_LATENCY this is 0 */ + } thread_info; void *userdata; }; -PA_DECLARE_CLASS(pa_source); +PA_DECLARE_PUBLIC_CLASS(pa_source); #define PA_SOURCE(s) pa_source_cast(s) typedef enum pa_source_message { @@ -173,6 +177,8 @@ typedef enum pa_source_message { PA_SOURCE_MESSAGE_DETACH, PA_SOURCE_MESSAGE_SET_LATENCY_RANGE, PA_SOURCE_MESSAGE_GET_LATENCY_RANGE, + PA_SOURCE_MESSAGE_SET_FIXED_LATENCY, + PA_SOURCE_MESSAGE_GET_FIXED_LATENCY, PA_SOURCE_MESSAGE_GET_MAX_REWIND, PA_SOURCE_MESSAGE_SET_MAX_REWIND, PA_SOURCE_MESSAGE_MAX @@ -237,17 +243,20 @@ void pa_source_detach(pa_source *s); void pa_source_attach(pa_source *s); void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume); -void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume, pa_bool_t save); -void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted, pa_bool_t save); +void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume); +void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted); int pa_source_sync_suspend(pa_source *s); +void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value); + /*** May be called by everyone, from main context */ /* The returned value is supposed to be in the time domain of the sound card! */ pa_usec_t pa_source_get_latency(pa_source *s); pa_usec_t pa_source_get_requested_latency(pa_source *s); void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t *max_latency); +pa_usec_t pa_source_get_fixed_latency(pa_source *s); size_t pa_source_get_max_rewind(pa_source *s); @@ -257,6 +266,7 @@ int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t caus void pa_source_set_volume(pa_source *source, const pa_cvolume *volume, pa_bool_t save); const pa_cvolume *pa_source_get_volume(pa_source *source, pa_bool_t force_refresh); + void pa_source_set_mute(pa_source *source, pa_bool_t mute, pa_bool_t save); pa_bool_t pa_source_get_mute(pa_source *source, pa_bool_t force_refresh); @@ -288,11 +298,16 @@ void pa_source_detach_within_thread(pa_source *s); pa_usec_t pa_source_get_requested_latency_within_thread(pa_source *s); void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind); + void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_source_set_fixed_latency_within_thread(pa_source *s, pa_usec_t latency); /*** To be called exclusively by source output drivers, from IO context */ -void pa_source_invalidate_requested_latency(pa_source *s); +void pa_source_invalidate_requested_latency(pa_source *s, pa_bool_t dynamic); pa_usec_t pa_source_get_latency_within_thread(pa_source *s); +#define pa_source_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SOURCE_IS_LINKED((s)->state)) + #endif diff --git a/src/pulsecore/start-child.c b/src/pulsecore/start-child.c index 7774bde6..4a70aea1 100644 --- a/src/pulsecore/start-child.c +++ b/src/pulsecore/start-child.c @@ -68,23 +68,29 @@ int pa_start_child_for_read(const char *name, const char *argv1, pid_t *pid) { } else { /* child */ - pa_reset_priority(); + pa_reset_personality(); pa_assert_se(pa_close(pipe_fds[0]) == 0); - pa_assert_se(dup2(pipe_fds[1], 1) == 1); + pa_assert_se(dup2(pipe_fds[1], STDOUT_FILENO) == STDOUT_FILENO); - if (pipe_fds[1] != 1) + if (pipe_fds[1] != STDOUT_FILENO) pa_assert_se(pa_close(pipe_fds[1]) == 0); - pa_close(0); - pa_assert_se(open("/dev/null", O_RDONLY) == 0); + pa_close(STDIN_FILENO); + pa_assert_se(open("/dev/null", O_RDONLY) == STDIN_FILENO); - pa_close(2); - pa_assert_se(open("/dev/null", O_WRONLY) == 2); + pa_close(STDERR_FILENO); + pa_assert_se(open("/dev/null", O_WRONLY) == STDERR_FILENO); pa_close_all(-1); pa_reset_sigs(-1); pa_unblock_sigs(-1); + pa_reset_priority(); + pa_unset_env_recorded(); + + /* Make sure our children are not influenced by the + * LD_BIND_NOW we set for ourselves. */ + unsetenv("LD_BIND_NOW"); #ifdef PR_SET_PDEATHSIG /* On Linux we can use PR_SET_PDEATHSIG to have the helper diff --git a/src/pulsecore/svolume_arm.c b/src/pulsecore/svolume_arm.c new file mode 100644 index 00000000..5bd1448f --- /dev/null +++ b/src/pulsecore/svolume_arm.c @@ -0,0 +1,195 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulse/timeval.h> +#include <pulsecore/random.h> +#include <pulsecore/macro.h> +#include <pulsecore/g711.h> +#include <pulsecore/core-util.h> + +#include "cpu-arm.h" + +#include "sample-util.h" +#include "endianmacros.h" + +#if defined (__arm__) + +#define MOD_INC() \ + " subs r0, r6, %2 \n\t" \ + " addcs r0, %1 \n\t" \ + " movcs r6, r0 \n\t" + +static void +pa_volume_s16ne_arm (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + int32_t *ve; + + channels = PA_MAX (4U, channels); + ve = volumes + channels; + + __asm__ __volatile__ ( + " mov r6, %1 \n\t" + " mov %3, %3, LSR #1 \n\t" /* length /= sizeof (int16_t) */ + " tst %3, #1 \n\t" /* check for odd samples */ + " beq 2f \n\t" + + "1: \n\t" + " ldr r0, [r6], #4 \n\t" /* odd samples volumes */ + " ldrh r2, [%0] \n\t" + + " smulwb r0, r0, r2 \n\t" + " ssat r0, #16, r0 \n\t" + + " strh r0, [%0], #2 \n\t" + + MOD_INC() + + "2: \n\t" + " mov %3, %3, LSR #1 \n\t" + " tst %3, #1 \n\t" /* check for odd samples */ + " beq 4f \n\t" + + "3: \n\t" + " ldrd r2, [r6], #8 \n\t" /* 2 samples at a time */ + " ldr r0, [%0] \n\t" + + " smulwt r2, r2, r0 \n\t" + " smulwb r3, r3, r0 \n\t" + + " ssat r2, #16, r2 \n\t" + " ssat r3, #16, r3 \n\t" + + " pkhbt r0, r3, r2, LSL #16 \n\t" + " str r0, [%0], #4 \n\t" + + MOD_INC() + + "4: \n\t" + " movs %3, %3, LSR #1 \n\t" + " beq 6f \n\t" + + "5: \n\t" + " ldrd r2, [r6], #8 \n\t" /* 4 samples at a time */ + " ldrd r4, [r6], #8 \n\t" + " ldrd r0, [%0] \n\t" + + " smulwt r2, r2, r0 \n\t" + " smulwb r3, r3, r0 \n\t" + " smulwt r4, r4, r1 \n\t" + " smulwb r5, r5, r1 \n\t" + + " ssat r2, #16, r2 \n\t" + " ssat r3, #16, r3 \n\t" + " ssat r4, #16, r4 \n\t" + " ssat r5, #16, r5 \n\t" + + " pkhbt r0, r3, r2, LSL #16 \n\t" + " pkhbt r1, r5, r4, LSL #16 \n\t" + " strd r0, [%0], #8 \n\t" + + MOD_INC() + + " subs %3, %3, #1 \n\t" + " bne 5b \n\t" + "6: \n\t" + + : "+r" (samples), "+r" (volumes), "+r" (ve), "+r" (length) + : + : "r6", "r5", "r4", "r3", "r2", "r1", "r0", "cc" + ); +} + +#undef RUN_TEST + +#ifdef RUN_TEST +#define CHANNELS 2 +#define SAMPLES 1023 +#define TIMES 1000 +#define PADDING 16 + +static void run_test (void) { + int16_t samples[SAMPLES]; + int16_t samples_ref[SAMPLES]; + int16_t samples_orig[SAMPLES]; + int32_t volumes[CHANNELS + PADDING]; + int i, j, padding; + pa_do_volume_func_t func; + pa_usec_t start, stop; + + func = pa_get_volume_func (PA_SAMPLE_S16NE); + + printf ("checking ARM %zd\n", sizeof (samples)); + + pa_random (samples, sizeof (samples)); + memcpy (samples_ref, samples, sizeof (samples)); + memcpy (samples_orig, samples, sizeof (samples)); + + for (i = 0; i < CHANNELS; i++) + volumes[i] = rand() >> 1; + for (padding = 0; padding < PADDING; padding++, i++) + volumes[i] = volumes[padding]; + + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + pa_volume_s16ne_arm (samples, volumes, CHANNELS, sizeof (samples)); + for (i = 0; i < SAMPLES; i++) { + if (samples[i] != samples_ref[i]) { + printf ("%d: %04x != %04x (%04x * %04x)\n", i, samples[i], samples_ref[i], + samples_orig[i], volumes[i % CHANNELS]); + } + } + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples, samples_orig, sizeof (samples)); + pa_volume_s16ne_arm (samples, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("ARM: %llu usec.", (long long unsigned int) (stop - start)); + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples_ref, samples_orig, sizeof (samples)); + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("ref: %llu usec.", (long long unsigned int) (stop - start)); +} +#endif + +#endif /* defined (__arm__) */ + + +void pa_volume_func_init_arm (pa_cpu_arm_flag_t flags) { +#if defined (__arm__) + pa_log_info("Initialising ARM optimized functions."); + +#ifdef RUN_TEST + run_test (); +#endif + + pa_set_volume_func (PA_SAMPLE_S16NE, (pa_do_volume_func_t) pa_volume_s16ne_arm); +#endif /* defined (__arm__) */ +} diff --git a/src/pulsecore/svolume_c.c b/src/pulsecore/svolume_c.c new file mode 100644 index 00000000..5fc052b8 --- /dev/null +++ b/src/pulsecore/svolume_c.c @@ -0,0 +1,335 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + + +#include <pulsecore/macro.h> +#include <pulsecore/g711.h> +#include <pulsecore/core-util.h> + +#include "sample-util.h" +#include "endianmacros.h" + +static void +pa_volume_u8_c (uint8_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + for (channel = 0; length; length--) { + int32_t t, hi, lo; + + hi = volumes[channel] >> 16; + lo = volumes[channel] & 0xFFFF; + + t = (int32_t) *samples - 0x80; + t = ((t * lo) >> 16) + (t * hi); + t = PA_CLAMP_UNLIKELY(t, -0x80, 0x7F); + *samples++ = (uint8_t) (t + 0x80); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_alaw_c (uint8_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + for (channel = 0; length; length--) { + int32_t t, hi, lo; + + hi = volumes[channel] >> 16; + lo = volumes[channel] & 0xFFFF; + + t = (int32_t) st_alaw2linear16(*samples); + t = ((t * lo) >> 16) + (t * hi); + t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); + *samples++ = (uint8_t) st_13linear2alaw((int16_t) t >> 3); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_ulaw_c (uint8_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + for (channel = 0; length; length--) { + int32_t t, hi, lo; + + hi = volumes[channel] >> 16; + lo = volumes[channel] & 0xFFFF; + + t = (int32_t) st_ulaw2linear16(*samples); + t = ((t * lo) >> 16) + (t * hi); + t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); + *samples++ = (uint8_t) st_14linear2ulaw((int16_t) t >> 2); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s16ne_c (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (int16_t); + + for (channel = 0; length; length--) { + int32_t t, hi, lo; + + /* Multiplying the 32bit volume factor with the 16bit + * sample might result in an 48bit value. We want to + * do without 64 bit integers and hence do the + * multiplication independantly for the HI and LO part + * of the volume. */ + + hi = volumes[channel] >> 16; + lo = volumes[channel] & 0xFFFF; + + t = (int32_t)(*samples); + t = ((t * lo) >> 16) + (t * hi); + t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); + *samples++ = (int16_t) t; + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s16re_c (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (int16_t); + + for (channel = 0; length; length--) { + int32_t t, hi, lo; + + hi = volumes[channel] >> 16; + lo = volumes[channel] & 0xFFFF; + + t = (int32_t) PA_INT16_SWAP(*samples); + t = ((t * lo) >> 16) + (t * hi); + t = PA_CLAMP_UNLIKELY(t, -0x8000, 0x7FFF); + *samples++ = PA_INT16_SWAP((int16_t) t); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_float32ne_c (float *samples, float *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (float); + + for (channel = 0; length; length--) { + *samples++ *= volumes[channel]; + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_float32re_c (float *samples, float *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (float); + + for (channel = 0; length; length--) { + float t; + + t = PA_FLOAT32_SWAP(*samples); + t *= volumes[channel]; + *samples++ = PA_FLOAT32_SWAP(t); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s32ne_c (int32_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (int32_t); + + for (channel = 0; length; length--) { + int64_t t; + + t = (int64_t)(*samples); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + *samples++ = (int32_t) t; + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s32re_c (int32_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (int32_t); + + for (channel = 0; length; length--) { + int64_t t; + + t = (int64_t) PA_INT32_SWAP(*samples); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + *samples++ = PA_INT32_SWAP((int32_t) t); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s24ne_c (uint8_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + uint8_t *e; + + e = samples + length; + + for (channel = 0; samples < e; samples += 3) { + int64_t t; + + t = (int64_t)((int32_t) (PA_READ24NE(samples) << 8)); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + PA_WRITE24NE(samples, ((uint32_t) (int32_t) t) >> 8); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s24re_c (uint8_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + uint8_t *e; + + e = samples + length; + + for (channel = 0; samples < e; samples += 3) { + int64_t t; + + t = (int64_t)((int32_t) (PA_READ24RE(samples) << 8)); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + PA_WRITE24RE(samples, ((uint32_t) (int32_t) t) >> 8); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s24_32ne_c (uint32_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (uint32_t); + + for (channel = 0; length; length--) { + int64_t t; + + t = (int64_t) ((int32_t) (*samples << 8)); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + *samples++ = ((uint32_t) ((int32_t) t)) >> 8; + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static void +pa_volume_s24_32re_c (uint32_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + unsigned channel; + + length /= sizeof (uint32_t); + + for (channel = 0; length; length--) { + int64_t t; + + t = (int64_t) ((int32_t) (PA_UINT32_SWAP(*samples) << 8)); + t = (t * volumes[channel]) >> 16; + t = PA_CLAMP_UNLIKELY(t, -0x80000000LL, 0x7FFFFFFFLL); + *samples++ = PA_UINT32_SWAP(((uint32_t) ((int32_t) t)) >> 8); + + if (PA_UNLIKELY(++channel >= channels)) + channel = 0; + } +} + +static pa_do_volume_func_t do_volume_table[] = +{ + [PA_SAMPLE_U8] = (pa_do_volume_func_t) pa_volume_u8_c, + [PA_SAMPLE_ALAW] = (pa_do_volume_func_t) pa_volume_alaw_c, + [PA_SAMPLE_ULAW] = (pa_do_volume_func_t) pa_volume_ulaw_c, + [PA_SAMPLE_S16NE] = (pa_do_volume_func_t) pa_volume_s16ne_c, + [PA_SAMPLE_S16RE] = (pa_do_volume_func_t) pa_volume_s16re_c, + [PA_SAMPLE_FLOAT32NE] = (pa_do_volume_func_t) pa_volume_float32ne_c, + [PA_SAMPLE_FLOAT32RE] = (pa_do_volume_func_t) pa_volume_float32re_c, + [PA_SAMPLE_S32NE] = (pa_do_volume_func_t) pa_volume_s32ne_c, + [PA_SAMPLE_S32RE] = (pa_do_volume_func_t) pa_volume_s32re_c, + [PA_SAMPLE_S24NE] = (pa_do_volume_func_t) pa_volume_s24ne_c, + [PA_SAMPLE_S24RE] = (pa_do_volume_func_t) pa_volume_s24re_c, + [PA_SAMPLE_S24_32NE] = (pa_do_volume_func_t) pa_volume_s24_32ne_c, + [PA_SAMPLE_S24_32RE] = (pa_do_volume_func_t) pa_volume_s24_32re_c +}; + +pa_do_volume_func_t pa_get_volume_func(pa_sample_format_t f) { + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + return do_volume_table[f]; +} + +void pa_set_volume_func(pa_sample_format_t f, pa_do_volume_func_t func) { + pa_assert(f >= 0); + pa_assert(f < PA_SAMPLE_MAX); + + do_volume_table[f] = func; +} diff --git a/src/pulsecore/svolume_mmx.c b/src/pulsecore/svolume_mmx.c new file mode 100644 index 00000000..a011789c --- /dev/null +++ b/src/pulsecore/svolume_mmx.c @@ -0,0 +1,319 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulse/timeval.h> +#include <pulse/rtclock.h> + +#include <pulsecore/random.h> +#include <pulsecore/macro.h> +#include <pulsecore/g711.h> +#include <pulsecore/core-util.h> + +#include "cpu-x86.h" + +#include "sample-util.h" +#include "endianmacros.h" + +#if defined (__i386__) || defined (__amd64__) +/* in s: 2 int16_t samples + * in v: 2 int32_t volumes, fixed point 16:16 + * out s: contains scaled and clamped int16_t samples. + * + * We calculate the high 32 bits of a 32x16 multiply which we then + * clamp to 16 bits. The calulcation is: + * + * vl = (v & 0xffff) + * vh = (v >> 16) + * s = ((s * vl) >> 16) + (s * vh); + * + * For the first multiply we have to do a sign correction as we need to + * multiply a signed int with an unsigned int. Hacker's delight 8-3 gives a + * simple formula to correct the sign of the high word after the signed + * multiply. + */ +#define VOLUME_32x16(s,v) /* .. | vh | vl | */ \ + " pxor %%mm4, %%mm4 \n\t" /* .. | 0 | 0 | */ \ + " punpcklwd %%mm4, "#s" \n\t" /* .. | 0 | p0 | */ \ + " pcmpgtw "#v", %%mm4 \n\t" /* .. | 0 | s(vl) | */ \ + " pand "#s", %%mm4 \n\t" /* .. | 0 | (p0) | (vl >> 15) & p */ \ + " movq "#s", %%mm5 \n\t" \ + " pmulhw "#v", "#s" \n\t" /* .. | 0 | vl*p0 | */ \ + " paddw %%mm4, "#s" \n\t" /* .. | 0 | vl*p0 | + sign correct */ \ + " pslld $16, "#s" \n\t" /* .. | vl*p0 | 0 | */ \ + " psrld $16, "#v" \n\t" /* .. | 0 | vh | */ \ + " psrad $16, "#s" \n\t" /* .. | vl*p0 | sign extend */ \ + " pmaddwd %%mm5, "#v" \n\t" /* .. | p0 * vh | */ \ + " paddd "#s", "#v" \n\t" /* .. | p0 * v0 | */ \ + " packssdw "#v", "#v" \n\t" /* .. | p1*v1 | p0*v0 | */ + +/* approximately advances %3 = (%3 + a) % b. This function requires that + * a <= b. */ +#define MOD_ADD(a,b) \ + " add "#a", %3 \n\t" \ + " mov %3, %4 \n\t" \ + " sub "#b", %4 \n\t" \ + " cmovae %4, %3 \n\t" + +/* swap 16 bits */ +#define SWAP_16(s) \ + " movq "#s", %%mm4 \n\t" /* .. | h l | */ \ + " psrlw $8, %%mm4 \n\t" /* .. | 0 h | */ \ + " psllw $8, "#s" \n\t" /* .. | l 0 | */ \ + " por %%mm4, "#s" \n\t" /* .. | l h | */ + +/* swap 2 registers 16 bits for better pairing */ +#define SWAP_16_2(s1,s2) \ + " movq "#s1", %%mm4 \n\t" /* .. | h l | */ \ + " movq "#s2", %%mm5 \n\t" \ + " psrlw $8, %%mm4 \n\t" /* .. | 0 h | */ \ + " psrlw $8, %%mm5 \n\t" \ + " psllw $8, "#s1" \n\t" /* .. | l 0 | */ \ + " psllw $8, "#s2" \n\t" \ + " por %%mm4, "#s1" \n\t" /* .. | l h | */ \ + " por %%mm5, "#s2" \n\t" + +static void +pa_volume_s16ne_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + pa_reg_x86 channel, temp; + + /* the max number of samples we process at a time, this is also the max amount + * we overread the volume array, which should have enough padding. */ + channels = PA_MAX (4U, channels); + + __asm__ __volatile__ ( + " xor %3, %3 \n\t" + " sar $1, %2 \n\t" /* length /= sizeof (int16_t) */ + + " test $1, %2 \n\t" /* check for odd samples */ + " je 2f \n\t" + + " movd (%1, %3, 4), %%mm0 \n\t" /* | v0h | v0l | */ + " movw (%0), %w4 \n\t" /* .. | p0 | */ + " movd %4, %%mm1 \n\t" + VOLUME_32x16 (%%mm1, %%mm0) + " movd %%mm0, %4 \n\t" /* .. | p0*v0 | */ + " movw %w4, (%0) \n\t" + " add $2, %0 \n\t" + MOD_ADD ($1, %5) + + "2: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 2 samples at a time */ + " test $1, %2 \n\t" /* check for odd samples */ + " je 4f \n\t" + + "3: \n\t" /* do samples in groups of 2 */ + " movq (%1, %3, 4), %%mm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movd (%0), %%mm1 \n\t" /* .. | p1 | p0 | */ + VOLUME_32x16 (%%mm1, %%mm0) + " movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " add $4, %0 \n\t" + MOD_ADD ($2, %5) + + "4: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 4 samples at a time */ + " cmp $0, %2 \n\t" + " je 6f \n\t" + + "5: \n\t" /* do samples in groups of 4 */ + " movq (%1, %3, 4), %%mm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movq 8(%1, %3, 4), %%mm2 \n\t" /* | v3h | v3l | v2h | v2l | */ + " movd (%0), %%mm1 \n\t" /* .. | p1 | p0 | */ + " movd 4(%0), %%mm3 \n\t" /* .. | p3 | p2 | */ + VOLUME_32x16 (%%mm1, %%mm0) + VOLUME_32x16 (%%mm3, %%mm2) + " movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " movd %%mm2, 4(%0) \n\t" /* .. | p3*v3 | p2*v2 | */ + " add $8, %0 \n\t" + MOD_ADD ($4, %5) + " dec %2 \n\t" + " jne 5b \n\t" + + "6: \n\t" + " emms \n\t" + + : "+r" (samples), "+r" (volumes), "+r" (length), "=D" ((pa_reg_x86)channel), "=&r" (temp) + : "rm" ((pa_reg_x86)channels) + : "cc" + ); +} + +static void +pa_volume_s16re_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + pa_reg_x86 channel, temp; + + /* the max number of samples we process at a time, this is also the max amount + * we overread the volume array, which should have enough padding. */ + channels = PA_MAX (4U, channels); + + __asm__ __volatile__ ( + " xor %3, %3 \n\t" + " sar $1, %2 \n\t" /* length /= sizeof (int16_t) */ + " pcmpeqw %%mm6, %%mm6 \n\t" /* .. | ffff | ffff | */ + " pcmpeqw %%mm7, %%mm7 \n\t" /* .. | ffff | ffff | */ + " pslld $16, %%mm6 \n\t" /* .. | ffff | 0 | */ + " psrld $31, %%mm7 \n\t" /* .. | 0 | 1 | */ + + " test $1, %2 \n\t" /* check for odd samples */ + " je 2f \n\t" + + " movd (%1, %3, 4), %%mm0 \n\t" /* | v0h | v0l | */ + " movw (%0), %w4 \n\t" /* .. | p0 | */ + " rorw $8, %w4 \n\t" + " movd %4, %%mm1 \n\t" + VOLUME_32x16 (%%mm1, %%mm0) + " movd %%mm0, %4 \n\t" /* .. | p0*v0 | */ + " rorw $8, %w4 \n\t" + " movw %w4, (%0) \n\t" + " add $2, %0 \n\t" + MOD_ADD ($1, %5) + + "2: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 2 samples at a time */ + " test $1, %2 \n\t" /* check for odd samples */ + " je 4f \n\t" + + "3: \n\t" /* do samples in groups of 2 */ + " movq (%1, %3, 4), %%mm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movd (%0), %%mm1 \n\t" /* .. | p1 | p0 | */ + SWAP_16 (%%mm1) + VOLUME_32x16 (%%mm1, %%mm0) + SWAP_16 (%%mm0) + " movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " add $4, %0 \n\t" + MOD_ADD ($2, %5) + + "4: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 4 samples at a time */ + " cmp $0, %2 \n\t" + " je 6f \n\t" + + "5: \n\t" /* do samples in groups of 4 */ + " movq (%1, %3, 4), %%mm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movq 8(%1, %3, 4), %%mm2 \n\t" /* | v3h | v3l | v2h | v2l | */ + " movd (%0), %%mm1 \n\t" /* .. | p1 | p0 | */ + " movd 4(%0), %%mm3 \n\t" /* .. | p3 | p2 | */ + SWAP_16_2 (%%mm1, %%mm3) + VOLUME_32x16 (%%mm1, %%mm0) + VOLUME_32x16 (%%mm3, %%mm2) + SWAP_16_2 (%%mm0, %%mm2) + " movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " movd %%mm2, 4(%0) \n\t" /* .. | p3*v3 | p2*v2 | */ + " add $8, %0 \n\t" + MOD_ADD ($4, %5) + " dec %2 \n\t" + " jne 5b \n\t" + + "6: \n\t" + " emms \n\t" + + : "+r" (samples), "+r" (volumes), "+r" (length), "=D" ((pa_reg_x86)channel), "=&r" (temp) + : "rm" ((pa_reg_x86)channels) + : "cc" + ); +} + +#undef RUN_TEST + +#ifdef RUN_TEST +#define CHANNELS 2 +#define SAMPLES 1021 +#define TIMES 1000 +#define PADDING 16 + +static void run_test (void) { + int16_t samples[SAMPLES]; + int16_t samples_ref[SAMPLES]; + int16_t samples_orig[SAMPLES]; + int32_t volumes[CHANNELS + PADDING]; + int i, j, padding; + pa_do_volume_func_t func; + pa_usec_t start, stop; + + func = pa_get_volume_func (PA_SAMPLE_S16NE); + + printf ("checking MMX %zd\n", sizeof (samples)); + + pa_random (samples, sizeof (samples)); + /* for (i = 0; i < SAMPLES; i++) + samples[i] = -1; */ + memcpy (samples_ref, samples, sizeof (samples)); + memcpy (samples_orig, samples, sizeof (samples)); + + for (i = 0; i < CHANNELS; i++) + volumes[i] = rand() >> 1; + /* volumes[i] = 0x0000ffff; */ + for (padding = 0; padding < PADDING; padding++, i++) + volumes[i] = volumes[padding]; + + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + pa_volume_s16ne_mmx (samples, volumes, CHANNELS, sizeof (samples)); + for (i = 0; i < SAMPLES; i++) { + if (samples[i] != samples_ref[i]) { + printf ("%d: %04x != %04x (%04x * %08x)\n", i, samples[i], samples_ref[i], + samples_orig[i], volumes[i % CHANNELS]); + } + } + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples, samples_orig, sizeof (samples)); + pa_volume_s16ne_mmx (samples, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("MMX: %llu usec.", (long long unsigned int)(stop - start)); + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples_ref, samples_orig, sizeof (samples)); + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("ref: %llu usec.", (long long unsigned int)(stop - start)); + + pa_assert_se(memcmp(samples_ref, samples, sizeof(samples)) == 0); +} +#endif + +#endif /* defined (__i386__) || defined (__amd64__) */ + + +void pa_volume_func_init_mmx (pa_cpu_x86_flag_t flags) { +#if defined (__i386__) || defined (__amd64__) + +#ifdef RUN_TEST + run_test (); +#endif + + if (flags & PA_CPU_X86_MMX) { + pa_log_info("Initialising MMX optimized functions."); + + pa_set_volume_func (PA_SAMPLE_S16NE, (pa_do_volume_func_t) pa_volume_s16ne_mmx); + pa_set_volume_func (PA_SAMPLE_S16RE, (pa_do_volume_func_t) pa_volume_s16re_mmx); + } +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/svolume_sse.c b/src/pulsecore/svolume_sse.c new file mode 100644 index 00000000..620524fa --- /dev/null +++ b/src/pulsecore/svolume_sse.c @@ -0,0 +1,321 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2009 Wim Taymans <wim.taymans@collabora.co.uk> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulse/timeval.h> +#include <pulse/rtclock.h> + +#include <pulsecore/random.h> +#include <pulsecore/macro.h> +#include <pulsecore/g711.h> +#include <pulsecore/core-util.h> + +#include "cpu-x86.h" + +#include "sample-util.h" +#include "endianmacros.h" + +#if defined (__i386__) || defined (__amd64__) + +#define VOLUME_32x16(s,v) /* .. | vh | vl | */ \ + " pxor %%xmm4, %%xmm4 \n\t" /* .. | 0 | 0 | */ \ + " punpcklwd %%xmm4, "#s" \n\t" /* .. | 0 | p0 | */ \ + " pcmpgtw "#s", %%xmm4 \n\t" /* .. | 0 | s(p0) | */ \ + " pand "#v", %%xmm4 \n\t" /* .. | 0 | (vl) | */ \ + " movdqa "#s", %%xmm5 \n\t" \ + " pmulhuw "#v", "#s" \n\t" /* .. | 0 | vl*p0 | */ \ + " psubd %%xmm4, "#s" \n\t" /* .. | 0 | vl*p0 | + sign correct */ \ + " psrld $16, "#v" \n\t" /* .. | 0 | vh | */ \ + " pmaddwd %%xmm5, "#v" \n\t" /* .. | p0 * vh | */ \ + " paddd "#s", "#v" \n\t" /* .. | p0 * v0 | */ \ + " packssdw "#v", "#v" \n\t" /* .. | p1*v1 | p0*v0 | */ + +#define MOD_ADD(a,b) \ + " add "#a", %3 \n\t" /* channel += inc */ \ + " mov %3, %4 \n\t" \ + " sub "#b", %4 \n\t" /* tmp = channel - channels */ \ + " cmovae %4, %3 \n\t" /* if (tmp >= 0) channel = tmp */ + +/* swap 16 bits */ +#define SWAP_16(s) \ + " movdqa "#s", %%xmm4 \n\t" /* .. | h l | */ \ + " psrlw $8, %%xmm4 \n\t" /* .. | 0 h | */ \ + " psllw $8, "#s" \n\t" /* .. | l 0 | */ \ + " por %%xmm4, "#s" \n\t" /* .. | l h | */ + +/* swap 2 registers 16 bits for better pairing */ +#define SWAP_16_2(s1,s2) \ + " movdqa "#s1", %%xmm4 \n\t" /* .. | h l | */ \ + " movdqa "#s2", %%xmm5 \n\t" \ + " psrlw $8, %%xmm4 \n\t" /* .. | 0 h | */ \ + " psrlw $8, %%xmm5 \n\t" \ + " psllw $8, "#s1" \n\t" /* .. | l 0 | */ \ + " psllw $8, "#s2" \n\t" \ + " por %%xmm4, "#s1" \n\t" /* .. | l h | */ \ + " por %%xmm5, "#s2" \n\t" + +static void +pa_volume_s16ne_sse2 (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + pa_reg_x86 channel, temp; + + /* the max number of samples we process at a time, this is also the max amount + * we overread the volume array, which should have enough padding. */ + channels = PA_MAX (8U, channels); + + __asm__ __volatile__ ( + " xor %3, %3 \n\t" + " sar $1, %2 \n\t" /* length /= sizeof (int16_t) */ + + " test $1, %2 \n\t" /* check for odd samples */ + " je 2f \n\t" + + " movd (%1, %3, 4), %%xmm0 \n\t" /* | v0h | v0l | */ + " movw (%0), %w4 \n\t" /* .. | p0 | */ + " movd %4, %%xmm1 \n\t" + VOLUME_32x16 (%%xmm1, %%xmm0) + " movd %%xmm0, %4 \n\t" /* .. | p0*v0 | */ + " movw %w4, (%0) \n\t" + " add $2, %0 \n\t" + MOD_ADD ($1, %5) + + "2: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 2 samples at a time */ + " test $1, %2 \n\t" + " je 4f \n\t" + + "3: \n\t" /* do samples in groups of 2 */ + " movq (%1, %3, 4), %%xmm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movd (%0), %%xmm1 \n\t" /* .. | p1 | p0 | */ + VOLUME_32x16 (%%xmm1, %%xmm0) + " movd %%xmm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " add $4, %0 \n\t" + MOD_ADD ($2, %5) + + "4: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 4 samples at a time */ + " test $1, %2 \n\t" + " je 6f \n\t" + + /* FIXME, we can do aligned access of the volume values if we can guarantee + * that the array is 16 bytes aligned, we probably have to do the odd values + * after this then. */ + "5: \n\t" /* do samples in groups of 4 */ + " movdqu (%1, %3, 4), %%xmm0 \n\t" /* | v3h | v3l .. v0h | v0l | */ + " movq (%0), %%xmm1 \n\t" /* .. | p3 .. p0 | */ + VOLUME_32x16 (%%xmm1, %%xmm0) + " movq %%xmm0, (%0) \n\t" /* .. | p3*v3 .. p0*v0 | */ + " add $8, %0 \n\t" + MOD_ADD ($4, %5) + + "6: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 8 samples at a time */ + " cmp $0, %2 \n\t" + " je 8f \n\t" + + "7: \n\t" /* do samples in groups of 8 */ + " movdqu (%1, %3, 4), %%xmm0 \n\t" /* | v3h | v3l .. v0h | v0l | */ + " movdqu 16(%1, %3, 4), %%xmm2 \n\t" /* | v7h | v7l .. v4h | v4l | */ + " movq (%0), %%xmm1 \n\t" /* .. | p3 .. p0 | */ + " movq 8(%0), %%xmm3 \n\t" /* .. | p7 .. p4 | */ + VOLUME_32x16 (%%xmm1, %%xmm0) + VOLUME_32x16 (%%xmm3, %%xmm2) + " movq %%xmm0, (%0) \n\t" /* .. | p3*v3 .. p0*v0 | */ + " movq %%xmm2, 8(%0) \n\t" /* .. | p7*v7 .. p4*v4 | */ + " add $16, %0 \n\t" + MOD_ADD ($8, %5) + " dec %2 \n\t" + " jne 7b \n\t" + "8: \n\t" + + : "+r" (samples), "+r" (volumes), "+r" (length), "=D" (channel), "=&r" (temp) + : "rm" ((pa_reg_x86)channels) + : "cc" + ); +} + +static void +pa_volume_s16re_sse2 (int16_t *samples, int32_t *volumes, unsigned channels, unsigned length) +{ + pa_reg_x86 channel, temp; + + /* the max number of samples we process at a time, this is also the max amount + * we overread the volume array, which should have enough padding. */ + channels = PA_MAX (8U, channels); + + __asm__ __volatile__ ( + " xor %3, %3 \n\t" + " sar $1, %2 \n\t" /* length /= sizeof (int16_t) */ + + " test $1, %2 \n\t" /* check for odd samples */ + " je 2f \n\t" + + " movd (%1, %3, 4), %%xmm0 \n\t" /* | v0h | v0l | */ + " movw (%0), %w4 \n\t" /* .. | p0 | */ + " rorw $8, %w4 \n\t" + " movd %4, %%xmm1 \n\t" + VOLUME_32x16 (%%xmm1, %%xmm0) + " movd %%xmm0, %4 \n\t" /* .. | p0*v0 | */ + " rorw $8, %w4 \n\t" + " movw %w4, (%0) \n\t" + " add $2, %0 \n\t" + MOD_ADD ($1, %5) + + "2: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 2 samples at a time */ + " test $1, %2 \n\t" + " je 4f \n\t" + + "3: \n\t" /* do samples in groups of 2 */ + " movq (%1, %3, 4), %%xmm0 \n\t" /* | v1h | v1l | v0h | v0l | */ + " movd (%0), %%xmm1 \n\t" /* .. | p1 | p0 | */ + SWAP_16 (%%xmm1) + VOLUME_32x16 (%%xmm1, %%xmm0) + SWAP_16 (%%xmm0) + " movd %%xmm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */ + " add $4, %0 \n\t" + MOD_ADD ($2, %5) + + "4: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 4 samples at a time */ + " test $1, %2 \n\t" + " je 6f \n\t" + + /* FIXME, we can do aligned access of the volume values if we can guarantee + * that the array is 16 bytes aligned, we probably have to do the odd values + * after this then. */ + "5: \n\t" /* do samples in groups of 4 */ + " movdqu (%1, %3, 4), %%xmm0 \n\t" /* | v3h | v3l .. v0h | v0l | */ + " movq (%0), %%xmm1 \n\t" /* .. | p3 .. p0 | */ + SWAP_16 (%%xmm1) + VOLUME_32x16 (%%xmm1, %%xmm0) + SWAP_16 (%%xmm0) + " movq %%xmm0, (%0) \n\t" /* .. | p3*v3 .. p0*v0 | */ + " add $8, %0 \n\t" + MOD_ADD ($4, %5) + + "6: \n\t" + " sar $1, %2 \n\t" /* prepare for processing 8 samples at a time */ + " cmp $0, %2 \n\t" + " je 8f \n\t" + + "7: \n\t" /* do samples in groups of 8 */ + " movdqu (%1, %3, 4), %%xmm0 \n\t" /* | v3h | v3l .. v0h | v0l | */ + " movdqu 16(%1, %3, 4), %%xmm2 \n\t" /* | v7h | v7l .. v4h | v4l | */ + " movq (%0), %%xmm1 \n\t" /* .. | p3 .. p0 | */ + " movq 8(%0), %%xmm3 \n\t" /* .. | p7 .. p4 | */ + SWAP_16_2 (%%xmm1, %%xmm3) + VOLUME_32x16 (%%xmm1, %%xmm0) + VOLUME_32x16 (%%xmm3, %%xmm2) + SWAP_16_2 (%%xmm0, %%xmm2) + " movq %%xmm0, (%0) \n\t" /* .. | p3*v3 .. p0*v0 | */ + " movq %%xmm2, 8(%0) \n\t" /* .. | p7*v7 .. p4*v4 | */ + " add $16, %0 \n\t" + MOD_ADD ($8, %5) + " dec %2 \n\t" + " jne 7b \n\t" + "8: \n\t" + + : "+r" (samples), "+r" (volumes), "+r" (length), "=D" (channel), "=&r" (temp) + : "rm" ((pa_reg_x86)channels) + : "cc" + ); +} + +#undef RUN_TEST + +#ifdef RUN_TEST +#define CHANNELS 2 +#define SAMPLES 1021 +#define TIMES 1000 +#define PADDING 16 + +static void run_test (void) { + int16_t samples[SAMPLES]; + int16_t samples_ref[SAMPLES]; + int16_t samples_orig[SAMPLES]; + int32_t volumes[CHANNELS + PADDING]; + int i, j, padding; + pa_do_volume_func_t func; + pa_usec_t start, stop; + + func = pa_get_volume_func (PA_SAMPLE_S16NE); + + printf ("checking SSE2 %zd\n", sizeof (samples)); + + pa_random (samples, sizeof (samples)); + memcpy (samples_ref, samples, sizeof (samples)); + memcpy (samples_orig, samples, sizeof (samples)); + + for (i = 0; i < CHANNELS; i++) + volumes[i] = rand() >> 1; + for (padding = 0; padding < PADDING; padding++, i++) + volumes[i] = volumes[padding]; + + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + pa_volume_s16ne_sse2 (samples, volumes, CHANNELS, sizeof (samples)); + for (i = 0; i < SAMPLES; i++) { + if (samples[i] != samples_ref[i]) { + printf ("%d: %04x != %04x (%04x * %04x)\n", i, samples[i], samples_ref[i], + samples_orig[i], volumes[i % CHANNELS]); + } + } + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples, samples_orig, sizeof (samples)); + pa_volume_s16ne_sse2 (samples, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("SSE: %llu usec.", (long long unsigned int)(stop - start)); + + start = pa_rtclock_now(); + for (j = 0; j < TIMES; j++) { + memcpy (samples_ref, samples_orig, sizeof (samples)); + func (samples_ref, volumes, CHANNELS, sizeof (samples)); + } + stop = pa_rtclock_now(); + pa_log_info("ref: %llu usec.", (long long unsigned int)(stop - start)); + + pa_assert_se(memcmp(samples_ref, samples, sizeof(samples)) == 0); +} +#endif +#endif /* defined (__i386__) || defined (__amd64__) */ + +void pa_volume_func_init_sse (pa_cpu_x86_flag_t flags) { +#if defined (__i386__) || defined (__amd64__) + +#ifdef RUN_TEST + run_test (); +#endif + + if (flags & PA_CPU_X86_SSE2) { + pa_log_info("Initialising SSE2 optimized functions."); + + pa_set_volume_func (PA_SAMPLE_S16NE, (pa_do_volume_func_t) pa_volume_s16ne_sse2); + pa_set_volume_func (PA_SAMPLE_S16RE, (pa_do_volume_func_t) pa_volume_s16re_sse2); + } +#endif /* defined (__i386__) || defined (__amd64__) */ +} diff --git a/src/pulsecore/thread-mq.c b/src/pulsecore/thread-mq.c index 34f92a7e..73997a74 100644 --- a/src/pulsecore/thread-mq.c +++ b/src/pulsecore/thread-mq.c @@ -59,7 +59,7 @@ static void asyncmsgq_read_cb(pa_mainloop_api*api, pa_io_event* e, int fd, pa_io pa_memchunk chunk; /* Check whether there is a message for us to process */ - while (pa_asyncmsgq_get(aq, &object, &code, &data, &offset, &chunk, 0) == 0) { + while (pa_asyncmsgq_get(aq, &object, &code, &data, &offset, &chunk, 0) >= 0) { int ret; ret = pa_asyncmsgq_dispatch(object, code, data, offset, &chunk); @@ -104,6 +104,15 @@ void pa_thread_mq_init(pa_thread_mq *q, pa_mainloop_api *mainloop, pa_rtpoll *rt void pa_thread_mq_done(pa_thread_mq *q) { pa_assert(q); + /* Since we are called from main context we can be sure that the + * inq is empty. However, the outq might still contain messages + * for the main loop, which we need to dispatch (e.g. release + * msgs, other stuff). Hence do so if we aren't currently + * dispatching anyway. */ + + if (!pa_asyncmsgq_dispatching(q->outq)) + pa_asyncmsgq_flush(q->outq, TRUE); + q->mainloop->io_free(q->read_event); q->mainloop->io_free(q->write_event); q->read_event = q->write_event = NULL; diff --git a/src/pulsecore/thread-mq.h b/src/pulsecore/thread-mq.h index 3b5e0e78..96839d25 100644 --- a/src/pulsecore/thread-mq.h +++ b/src/pulsecore/thread-mq.h @@ -45,4 +45,12 @@ void pa_thread_mq_install(pa_thread_mq *q); /* Return the pa_thread_mq object that is set for the current thread */ pa_thread_mq *pa_thread_mq_get(void); +/* Verify that we are in control context (aka 'main context'). */ +#define pa_assert_ctl_context(s) \ + pa_assert(!pa_thread_mq_get()) + +/* Verify that we are in IO context (aka 'thread context'). */ +#define pa_assert_io_context(s) \ + pa_assert(pa_thread_mq_get()) + #endif diff --git a/src/pulsecore/time-smoother.c b/src/pulsecore/time-smoother.c index d6c37878..1371ad56 100644 --- a/src/pulsecore/time-smoother.c +++ b/src/pulsecore/time-smoother.c @@ -196,6 +196,13 @@ static double avg_gradient(pa_smoother *s, pa_usec_t x) { int64_t ax = 0, ay = 0, k, t; double r; + /* FIXME: Optimization: Jason Newton suggested that instead of + * going through the history on each iteration we could calculated + * avg_gradient() as we go. + * + * Second idea: it might make sense to weight history entries: + * more recent entries should matter more than old ones. */ + /* Too few measurements, assume gradient of 1 */ if (s->n_history < s->min_history) return 1; diff --git a/src/pulsecore/usergroup.c b/src/pulsecore/usergroup.c new file mode 100644 index 00000000..71b13bca --- /dev/null +++ b/src/pulsecore/usergroup.c @@ -0,0 +1,372 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Ted Percival + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <sys/types.h> +#include <errno.h> + +#ifdef HAVE_PWD_H +#include <pwd.h> +#endif + +#ifdef HAVE_GRP_H +#include <grp.h> +#endif + +#include <pulse/xmalloc.h> +#include <pulsecore/macro.h> + +#include "usergroup.h" + +#ifdef HAVE_GRP_H + +/* Returns a suitable starting size for a getgrnam_r() or getgrgid_r() buffer, + plus the size of a struct group. + */ +static size_t starting_getgr_buflen(void) { + size_t full_size; + long n; +#ifdef _SC_GETGR_R_SIZE_MAX + n = sysconf(_SC_GETGR_R_SIZE_MAX); +#else + n = -1; +#endif + if (n <= 0) + n = 512; + + full_size = (size_t) n + sizeof(struct group); + + if (full_size < (size_t) n) /* check for integer overflow */ + return (size_t) n; + + return full_size; +} + +/* Returns a suitable starting size for a getpwnam_r() or getpwuid_r() buffer, + plus the size of a struct passwd. + */ +static size_t starting_getpw_buflen(void) { + long n; + size_t full_size; + +#ifdef _SC_GETPW_R_SIZE_MAX + n = sysconf(_SC_GETPW_R_SIZE_MAX); +#else + n = -1; +#endif + if (n <= 0) + n = 512; + + full_size = (size_t) n + sizeof(struct passwd); + + if (full_size < (size_t) n) /* check for integer overflow */ + return (size_t) n; + + return full_size; +} + +/* Given a memory allocation (*bufptr) and its length (*buflenptr), + double the size of the allocation, updating the given buffer and length + arguments. This function should be used in conjunction with the pa_*alloc + and pa_xfree functions. + + Unlike realloc(), this function does *not* retain the original buffer's + contents. + + Returns 0 on success, nonzero on error. The error cause is indicated by + errno. + */ +static int expand_buffer_trashcontents(void **bufptr, size_t *buflenptr) { + size_t newlen; + + if (!bufptr || !*bufptr || !buflenptr) { + errno = EINVAL; + return -1; + } + + newlen = *buflenptr * 2; + + if (newlen < *buflenptr) { + errno = EOVERFLOW; + return -1; + } + + /* Don't bother retaining memory contents; free & alloc anew */ + pa_xfree(*bufptr); + + *bufptr = pa_xmalloc(newlen); + *buflenptr = newlen; + + return 0; +} + +#ifdef HAVE_GETGRGID_R +/* Thread-safe getgrgid() replacement. + Returned value should be freed using pa_getgrgid_free() when the caller is + finished with the returned group data. + + API is the same as getgrgid(), errors are indicated by a NULL return; + consult errno for the error cause (zero it before calling). + */ +struct group *pa_getgrgid_malloc(gid_t gid) { + size_t buflen, getgr_buflen; + int err; + void *buf; + void *getgr_buf; + struct group *result = NULL; + + buflen = starting_getgr_buflen(); + buf = pa_xmalloc(buflen); + + getgr_buflen = buflen - sizeof(struct group); + getgr_buf = (char *)buf + sizeof(struct group); + + while ((err = getgrgid_r(gid, (struct group *)buf, getgr_buf, + getgr_buflen, &result)) == ERANGE) + { + if (expand_buffer_trashcontents(&buf, &buflen)) + break; + + getgr_buflen = buflen - sizeof(struct group); + getgr_buf = (char *)buf + sizeof(struct group); + } + + if (err || !result) { + result = NULL; + if (buf) { + pa_xfree(buf); + buf = NULL; + } + } + + pa_assert(result == buf || result == NULL); + + return result; +} + +void pa_getgrgid_free(struct group *grp) { + pa_xfree(grp); +} + +#else /* !HAVE_GETGRGID_R */ + +struct group *pa_getgrgid_malloc(gid_t gid) { + return getgrgid(gid); +} + +void pa_getgrgid_free(struct group *grp) { + /* nothing */ + return; +} + +#endif /* !HAVE_GETGRGID_R */ + +#ifdef HAVE_GETGRNAM_R +/* Thread-safe getgrnam() function. + Returned value should be freed using pa_getgrnam_free() when the caller is + finished with the returned group data. + + API is the same as getgrnam(), errors are indicated by a NULL return; + consult errno for the error cause (zero it before calling). + */ +struct group *pa_getgrnam_malloc(const char *name) { + size_t buflen, getgr_buflen; + int err; + void *buf; + void *getgr_buf; + struct group *result = NULL; + + buflen = starting_getgr_buflen(); + buf = pa_xmalloc(buflen); + + getgr_buflen = buflen - sizeof(struct group); + getgr_buf = (char *)buf + sizeof(struct group); + + while ((err = getgrnam_r(name, (struct group *)buf, getgr_buf, + getgr_buflen, &result)) == ERANGE) + { + if (expand_buffer_trashcontents(&buf, &buflen)) + break; + + getgr_buflen = buflen - sizeof(struct group); + getgr_buf = (char *)buf + sizeof(struct group); + } + + if (err || !result) { + result = NULL; + if (buf) { + pa_xfree(buf); + buf = NULL; + } + } + + pa_assert(result == buf || result == NULL); + + return result; +} + +void pa_getgrnam_free(struct group *group) { + pa_xfree(group); +} + +#else /* !HAVE_GETGRNAM_R */ + +struct group *pa_getgrnam_malloc(const char *name) { + return getgrnam(name); +} + +void pa_getgrnam_free(struct group *group) { + /* nothing */ + return; +} + +#endif /* HAVE_GETGRNAM_R */ + +#endif /* HAVE_GRP_H */ + +#ifdef HAVE_PWD_H + +#ifdef HAVE_GETPWNAM_R +/* Thread-safe getpwnam() function. + Returned value should be freed using pa_getpwnam_free() when the caller is + finished with the returned passwd data. + + API is the same as getpwnam(), errors are indicated by a NULL return; + consult errno for the error cause (zero it before calling). + */ +struct passwd *pa_getpwnam_malloc(const char *name) { + size_t buflen, getpw_buflen; + int err; + void *buf; + void *getpw_buf; + struct passwd *result = NULL; + + buflen = starting_getpw_buflen(); + buf = pa_xmalloc(buflen); + + getpw_buflen = buflen - sizeof(struct passwd); + getpw_buf = (char *)buf + sizeof(struct passwd); + + while ((err = getpwnam_r(name, (struct passwd *)buf, getpw_buf, + getpw_buflen, &result)) == ERANGE) + { + if (expand_buffer_trashcontents(&buf, &buflen)) + break; + + getpw_buflen = buflen - sizeof(struct passwd); + getpw_buf = (char *)buf + sizeof(struct passwd); + } + + if (err || !result) { + result = NULL; + if (buf) { + pa_xfree(buf); + buf = NULL; + } + } + + pa_assert(result == buf || result == NULL); + + return result; +} + +void pa_getpwnam_free(struct passwd *passwd) { + pa_xfree(passwd); +} + +#else /* !HAVE_GETPWNAM_R */ + +struct passwd *pa_getpwnam_malloc(const char *name) { + return getpwnam(name); +} + +void pa_getpwnam_free(struct passwd *passwd) { + /* nothing */ + return; +} + +#endif /* !HAVE_GETPWNAM_R */ + +#ifdef HAVE_GETPWUID_R +/* Thread-safe getpwuid() function. + Returned value should be freed using pa_getpwuid_free() when the caller is + finished with the returned group data. + + API is the same as getpwuid(), errors are indicated by a NULL return; + consult errno for the error cause (zero it before calling). + */ +struct passwd *pa_getpwuid_malloc(uid_t uid) { + size_t buflen, getpw_buflen; + int err; + void *buf; + void *getpw_buf; + struct passwd *result = NULL; + + buflen = starting_getpw_buflen(); + buf = pa_xmalloc(buflen); + + getpw_buflen = buflen - sizeof(struct passwd); + getpw_buf = (char *)buf + sizeof(struct passwd); + + while ((err = getpwuid_r(uid, (struct passwd *)buf, getpw_buf, + getpw_buflen, &result)) == ERANGE) + { + if (expand_buffer_trashcontents(&buf, &buflen)) + break; + + getpw_buflen = buflen - sizeof(struct passwd); + getpw_buf = (char *)buf + sizeof(struct passwd); + } + + if (err || !result) { + result = NULL; + if (buf) { + pa_xfree(buf); + buf = NULL; + } + } + + pa_assert(result == buf || result == NULL); + + return result; +} + +void pa_getpwuid_free(struct passwd *passwd) { + pa_xfree(passwd); +} + +#else /* !HAVE_GETPWUID_R */ + +struct passwd *pa_getpwuid_malloc(uid_t uid) { + return getpwuid(uid); +} + +void pa_getpwuid_free(struct passwd *passwd) { + /* nothing */ + return; +} + +#endif /* !HAVE_GETPWUID_R */ + +#endif /* HAVE_PWD_H */ diff --git a/src/pulsecore/usergroup.h b/src/pulsecore/usergroup.h new file mode 100644 index 00000000..1c091638 --- /dev/null +++ b/src/pulsecore/usergroup.h @@ -0,0 +1,51 @@ +#ifndef foousergrouphfoo +#define foousergrouphfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Ted Percival + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include <sys/types.h> + +#ifndef PACKAGE +#error "Please include config.h before including this file!" +#endif + +#ifdef HAVE_GRP_H + +struct group *pa_getgrgid_malloc(gid_t gid); +void pa_getgrgid_free(struct group *grp); + +struct group *pa_getgrnam_malloc(const char *name); +void pa_getgrnam_free(struct group *group); + +#endif /* HAVE_GRP_H */ + +#ifdef HAVE_PWD_H + +struct passwd *pa_getpwuid_malloc(uid_t uid); +void pa_getpwuid_free(struct passwd *passwd); + +struct passwd *pa_getpwnam_malloc(const char *name); +void pa_getpwnam_free(struct passwd *passwd); + +#endif /* HAVE_PWD_H */ + +#endif /* foousergrouphfoo */ diff --git a/src/pulsecore/vector.h b/src/pulsecore/vector.h index 924e3cb8..9de3b8cd 100644 --- a/src/pulsecore/vector.h +++ b/src/pulsecore/vector.h @@ -23,7 +23,8 @@ #include <inttypes.h> /* First, define HAVE_VECTOR if we have the gcc vector extensions at all */ -#if defined(__SSE2__) || defined(__ALTIVEC__) +#if defined(__SSE2__) + /* || defined(__ALTIVEC__)*/ #define HAVE_VECTOR diff --git a/src/pulsecore/x11prop.c b/src/pulsecore/x11prop.c index 873a76e7..dc8ec294 100644 --- a/src/pulsecore/x11prop.c +++ b/src/pulsecore/x11prop.c @@ -32,12 +32,12 @@ void pa_x11_set_prop(Display *d, const char *name, const char *data) { Atom a = XInternAtom(d, name, False); - XChangeProperty(d, RootWindow(d, 0), a, XA_STRING, 8, PropModeReplace, (const unsigned char*) data, (int) (strlen(data)+1)); + XChangeProperty(d, DefaultRootWindow(d), a, XA_STRING, 8, PropModeReplace, (const unsigned char*) data, (int) (strlen(data)+1)); } void pa_x11_del_prop(Display *d, const char *name) { Atom a = XInternAtom(d, name, False); - XDeleteProperty(d, RootWindow(d, 0), a); + XDeleteProperty(d, DefaultRootWindow(d), a); } char* pa_x11_get_prop(Display *d, const char *name, char *p, size_t l) { @@ -47,13 +47,21 @@ char* pa_x11_get_prop(Display *d, const char *name, char *p, size_t l) { unsigned long nbytes_after; unsigned char *prop = NULL; char *ret = NULL; + int window_ret; Atom a = XInternAtom(d, name, False); - if (XGetWindowProperty(d, RootWindow(d, 0), a, 0, (long) ((l+2)/4), False, XA_STRING, &actual_type, &actual_format, &nitems, &nbytes_after, &prop) != Success) - goto finish; - if (actual_type != XA_STRING) - goto finish; + window_ret = XGetWindowProperty(d, DefaultRootWindow(d), a, 0, (long) ((l+2)/4), False, XA_STRING, &actual_type, &actual_format, &nitems, &nbytes_after, &prop); + + if (window_ret != Success || actual_type != XA_STRING) { + if (DefaultScreen(d) != 0) { + window_ret = XGetWindowProperty(d, RootWindow(d, 0), a, 0, (long) ((l+2)/4), False, XA_STRING, &actual_type, &actual_format, &nitems, &nbytes_after, &prop); + + if (window_ret != Success || actual_type != XA_STRING) + goto finish; + } else + goto finish; + } memcpy(p, prop, nitems); p[nitems] = 0; |