diff options
Diffstat (limited to 'src/pulsecore/protocol-native.c')
| -rw-r--r-- | src/pulsecore/protocol-native.c | 3274 |
1 files changed, 2433 insertions, 841 deletions
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c index fba611d7..923a5665 100644 --- a/src/pulsecore/protocol-native.c +++ b/src/pulsecore/protocol-native.c @@ -1,18 +1,19 @@ -/* $Id$ */ - /*** 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 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 @@ -25,7 +26,6 @@ #include <string.h> #include <stdio.h> -#include <assert.h> #include <stdlib.h> #include <unistd.h> @@ -58,6 +58,7 @@ #include <pulsecore/creds.h> #include <pulsecore/core-util.h> #include <pulsecore/ipacl.h> +#include <pulsecore/thread-mq.h> #include "protocol-native.h" @@ -68,56 +69,69 @@ #define MAX_CONNECTIONS 64 #define MAX_MEMBLOCKQ_LENGTH (4*1024*1024) /* 4MB */ +#define DEFAULT_TLENGTH_MSEC 2000 /* 2s */ +#define DEFAULT_PROCESS_MSEC 20 /* 20ms */ +#define DEFAULT_FRAGSIZE_MSEC DEFAULT_TLENGTH_MSEC -struct connection; +typedef struct connection connection; struct pa_protocol_native; -struct record_stream { - struct connection *connection; +typedef struct record_stream { + pa_msgobject parent; + + connection *connection; uint32_t index; + pa_source_output *source_output; pa_memblockq *memblockq; size_t fragment_size; -}; + pa_usec_t source_latency; +} record_stream; + +typedef struct output_stream { + pa_msgobject parent; +} output_stream; -struct playback_stream { - int type; - struct connection *connection; +typedef struct playback_stream { + output_stream parent; + + connection *connection; uint32_t index; + pa_sink_input *sink_input; pa_memblockq *memblockq; - size_t requested_bytes; - int drain_request; + pa_bool_t drain_request; uint32_t drain_tag; uint32_t syncid; - int underrun; - /* Sync group members */ - PA_LLIST_FIELDS(struct playback_stream); -}; + pa_atomic_t missing; + size_t minreq; + pa_usec_t sink_latency; + + /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */ + int64_t read_index, write_index; + size_t render_memblockq_length; +} playback_stream; -struct upload_stream { - int type; - struct connection *connection; +typedef struct upload_stream { + output_stream parent; + + connection *connection; uint32_t index; + pa_memchunk memchunk; size_t length; char *name; pa_sample_spec sample_spec; pa_channel_map channel_map; -}; - -struct output_stream { - int type; -}; - -enum { - UPLOAD_STREAM, - PLAYBACK_STREAM -}; + pa_proplist *proplist; +} upload_stream; struct connection { - int authorized; + pa_msgobject parent; + + pa_bool_t authorized:1; + pa_bool_t is_local:1; uint32_t version; pa_protocol_native *protocol; pa_client *client; @@ -129,31 +143,86 @@ struct connection { pa_time_event *auth_timeout_event; }; +PA_DECLARE_CLASS(record_stream); +#define RECORD_STREAM(o) (record_stream_cast(o)) +static PA_DEFINE_CHECK_TYPE(record_stream, pa_msgobject); + +PA_DECLARE_CLASS(output_stream); +#define OUTPUT_STREAM(o) (output_stream_cast(o)) +static PA_DEFINE_CHECK_TYPE(output_stream, pa_msgobject); + +PA_DECLARE_CLASS(playback_stream); +#define PLAYBACK_STREAM(o) (playback_stream_cast(o)) +static PA_DEFINE_CHECK_TYPE(playback_stream, output_stream); + +PA_DECLARE_CLASS(upload_stream); +#define UPLOAD_STREAM(o) (upload_stream_cast(o)) +static PA_DEFINE_CHECK_TYPE(upload_stream, output_stream); + +PA_DECLARE_CLASS(connection); +#define CONNECTION(o) (connection_cast(o)) +static PA_DEFINE_CHECK_TYPE(connection, pa_msgobject); + struct pa_protocol_native { pa_module *module; - int public; pa_core *core; + pa_bool_t public; pa_socket_server *server; pa_idxset *connections; uint8_t auth_cookie[PA_NATIVE_COOKIE_LENGTH]; - int auth_cookie_in_property; + pa_bool_t auth_cookie_in_property; #ifdef HAVE_CREDS char *auth_group; #endif pa_ip_acl *auth_ip_acl; }; -static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk); -static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_t length); +enum { + SINK_INPUT_MESSAGE_POST_DATA = PA_SINK_INPUT_MESSAGE_MAX, /* data from main loop to sink input */ + SINK_INPUT_MESSAGE_DRAIN, /* disabled prebuf, get playback started. */ + SINK_INPUT_MESSAGE_FLUSH, + SINK_INPUT_MESSAGE_TRIGGER, + SINK_INPUT_MESSAGE_SEEK, + SINK_INPUT_MESSAGE_PREBUF_FORCE, + SINK_INPUT_MESSAGE_UPDATE_LATENCY +}; + +enum { + PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, /* data requested from sink input from the main loop */ + PLAYBACK_STREAM_MESSAGE_UNDERFLOW, + PLAYBACK_STREAM_MESSAGE_OVERFLOW, + PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, + PLAYBACK_STREAM_MESSAGE_STARTED +}; + +enum { + RECORD_STREAM_MESSAGE_POST_DATA /* data from source output to main loop */ +}; + +enum { + CONNECTION_MESSAGE_RELEASE, + CONNECTION_MESSAGE_REVOKE +}; + +static int sink_input_pop_cb(pa_sink_input *i, size_t length, pa_memchunk *chunk); static void sink_input_kill_cb(pa_sink_input *i); -static pa_usec_t sink_input_get_latency_cb(pa_sink_input *i); +static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend); +static void sink_input_moved_cb(pa_sink_input *i); +static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes); +static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes); + +static void send_memblock(connection *c); static void request_bytes(struct playback_stream*s); static void source_output_kill_cb(pa_source_output *o); static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk); +static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend); +static void source_output_moved_cb(pa_source_output *o); static pa_usec_t source_output_get_latency_cb(pa_source_output *o); +static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk); + static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); @@ -176,8 +245,7 @@ static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, static void command_set_volume(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_set_mute(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); -static void command_flush_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); -static void command_trigger_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); @@ -190,6 +258,11 @@ static void command_get_autoload_info_list(pa_pdispatch *pd, uint32_t command, u static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = { [PA_COMMAND_ERROR] = NULL, @@ -234,21 +307,25 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = { [PA_COMMAND_SET_SINK_VOLUME] = command_set_volume, [PA_COMMAND_SET_SINK_INPUT_VOLUME] = command_set_volume, [PA_COMMAND_SET_SOURCE_VOLUME] = command_set_volume, - + [PA_COMMAND_SET_SINK_MUTE] = command_set_mute, + [PA_COMMAND_SET_SINK_INPUT_MUTE] = command_set_mute, [PA_COMMAND_SET_SOURCE_MUTE] = command_set_mute, + [PA_COMMAND_SUSPEND_SINK] = command_suspend, + [PA_COMMAND_SUSPEND_SOURCE] = command_suspend, + [PA_COMMAND_CORK_PLAYBACK_STREAM] = command_cork_playback_stream, - [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_flush_playback_stream, - [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream, - [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_prebuf_playback_stream, - + [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream, + [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream, + [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream, + [PA_COMMAND_CORK_RECORD_STREAM] = command_cork_record_stream, [PA_COMMAND_FLUSH_RECORD_STREAM] = command_flush_record_stream, - + [PA_COMMAND_SET_DEFAULT_SINK] = command_set_default_sink_or_source, [PA_COMMAND_SET_DEFAULT_SOURCE] = command_set_default_sink_or_source, - [PA_COMMAND_SET_PLAYBACK_STREAM_NAME] = command_set_stream_name, + [PA_COMMAND_SET_PLAYBACK_STREAM_NAME] = command_set_stream_name, [PA_COMMAND_SET_RECORD_STREAM_NAME] = command_set_stream_name, [PA_COMMAND_KILL_CLIENT] = command_kill, [PA_COMMAND_KILL_SINK_INPUT] = command_kill, @@ -261,140 +338,535 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = { [PA_COMMAND_REMOVE_AUTOLOAD] = command_remove_autoload, [PA_COMMAND_MOVE_SINK_INPUT] = command_move_stream, - [PA_COMMAND_MOVE_SOURCE_OUTPUT] = command_move_stream + [PA_COMMAND_MOVE_SOURCE_OUTPUT] = command_move_stream, + + [PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr, + [PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr, + + [PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate, + [PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate, + + [PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST] = command_update_proplist, + [PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST] = command_update_proplist, + [PA_COMMAND_UPDATE_CLIENT_PROPLIST] = command_update_proplist, + + [PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST] = command_remove_proplist, + [PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST] = command_remove_proplist, + [PA_COMMAND_REMOVE_CLIENT_PROPLIST] = command_remove_proplist, }; /* structure management */ -static struct upload_stream* upload_stream_new( - struct connection *c, - const pa_sample_spec *ss, - const pa_channel_map *map, - const char *name, size_t length) { - - struct upload_stream *s; - assert(c && ss && name && length); - - s = pa_xnew(struct upload_stream, 1); - s->type = UPLOAD_STREAM; +static void upload_stream_unlink(upload_stream *s) { + pa_assert(s); + + if (!s->connection) + return; + + pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s); + s->connection = NULL; + upload_stream_unref(s); +} + +static void upload_stream_free(pa_object *o) { + upload_stream *s = UPLOAD_STREAM(o); + pa_assert(s); + + upload_stream_unlink(s); + + pa_xfree(s->name); + + if (s->proplist) + pa_proplist_free(s->proplist); + + if (s->memchunk.memblock) + pa_memblock_unref(s->memchunk.memblock); + + pa_xfree(s); +} + +static upload_stream* upload_stream_new( + connection *c, + const pa_sample_spec *ss, + const pa_channel_map *map, + const char *name, + size_t length, + pa_proplist *p) { + + upload_stream *s; + + pa_assert(c); + pa_assert(ss); + pa_assert(name); + pa_assert(length > 0); + pa_assert(p); + + s = pa_msgobject_new(upload_stream); + s->parent.parent.parent.free = upload_stream_free; s->connection = c; s->sample_spec = *ss; s->channel_map = *map; s->name = pa_xstrdup(name); - - s->memchunk.memblock = NULL; - s->memchunk.index = 0; - s->memchunk.length = 0; - + pa_memchunk_reset(&s->memchunk); s->length = length; - + s->proplist = pa_proplist_copy(p); + pa_proplist_update(s->proplist, PA_UPDATE_MERGE, c->client->proplist); + pa_idxset_put(c->output_streams, s, &s->index); + return s; } -static void upload_stream_free(struct upload_stream *o) { - assert(o && o->connection); +static void record_stream_unlink(record_stream *s) { + pa_assert(s); + + if (!s->connection) + return; + + if (s->source_output) { + pa_source_output_unlink(s->source_output); + pa_source_output_unref(s->source_output); + s->source_output = NULL; + } + + pa_assert_se(pa_idxset_remove_by_data(s->connection->record_streams, s, NULL) == s); + s->connection = NULL; + record_stream_unref(s); +} + +static void record_stream_free(pa_object *o) { + record_stream *s = RECORD_STREAM(o); + pa_assert(s); + + record_stream_unlink(s); + + pa_memblockq_free(s->memblockq); + pa_xfree(s); +} + +static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { + record_stream *s = RECORD_STREAM(o); + record_stream_assert_ref(s); + + if (!s->connection) + return -1; + + switch (code) { + + case RECORD_STREAM_MESSAGE_POST_DATA: + + if (pa_memblockq_push_align(s->memblockq, chunk) < 0) { +/* pa_log_warn("Failed to push data into output queue."); */ + return -1; + } + + if (!pa_pstream_is_pending(s->connection->pstream)) + send_memblock(s->connection); + + break; + } + + return 0; +} + +static void fix_record_buffer_attr_pre(record_stream *s, pa_bool_t adjust_latency, uint32_t *maxlength, uint32_t *fragsize) { + pa_assert(s); + pa_assert(maxlength); + pa_assert(fragsize); + + if (*maxlength <= 0 || *maxlength > MAX_MEMBLOCKQ_LENGTH) + *maxlength = MAX_MEMBLOCKQ_LENGTH; + + if (*fragsize <= 0) + *fragsize = pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC*PA_USEC_PER_MSEC, &s->source_output->sample_spec); + + if (adjust_latency) { + pa_usec_t fragsize_usec; + + /* So, the user asked us to adjust the latency according to + * what the source can provide. Half the latency will be + * spent on the hw buffer, half of it in the async buffer + * queue we maintain for each client. */ + + fragsize_usec = pa_bytes_to_usec(*fragsize, &s->source_output->sample_spec); + + s->source_latency = pa_source_output_set_requested_latency(s->source_output, fragsize_usec/2); + + if (fragsize_usec >= s->source_latency*2) + fragsize_usec -= s->source_latency; + else + fragsize_usec = s->source_latency; + + *fragsize = pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec); + } else + s->source_latency = 0; +} + +static void fix_record_buffer_attr_post(record_stream *s, uint32_t *maxlength, uint32_t *fragsize) { + size_t base; + + pa_assert(s); + pa_assert(maxlength); + pa_assert(fragsize); + + *maxlength = pa_memblockq_get_maxlength(s->memblockq); + + base = pa_frame_size(&s->source_output->sample_spec); + + s->fragment_size = (*fragsize/base)*base; + if (s->fragment_size <= 0) + s->fragment_size = base; - pa_idxset_remove_by_data(o->connection->output_streams, o, NULL); + if (s->fragment_size > *maxlength) + s->fragment_size = *maxlength; - pa_xfree(o->name); - - if (o->memchunk.memblock) - pa_memblock_unref(o->memchunk.memblock); - - pa_xfree(o); + *fragsize = s->fragment_size; } -static struct record_stream* record_stream_new( - struct connection *c, - pa_source *source, - const pa_sample_spec *ss, - const pa_channel_map *map, - const char *name, - size_t maxlength, - size_t fragment_size) { - - struct record_stream *s; +static record_stream* record_stream_new( + connection *c, + pa_source *source, + pa_sample_spec *ss, + pa_channel_map *map, + pa_bool_t peak_detect, + uint32_t *maxlength, + uint32_t *fragsize, + pa_source_output_flags_t flags, + pa_proplist *p, + pa_bool_t adjust_latency, + pa_sink_input *direct_on_input) { + + record_stream *s; pa_source_output *source_output; size_t base; pa_source_output_new_data data; - - assert(c && ss && name && maxlength); + + pa_assert(c); + pa_assert(ss); + pa_assert(maxlength); + pa_assert(p); pa_source_output_new_data_init(&data); - data.source = source; + + pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p); + pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist); data.driver = __FILE__; - data.name = name; - pa_source_output_new_data_set_sample_spec(&data, ss); - pa_source_output_new_data_set_channel_map(&data, map); data.module = c->protocol->module; data.client = c->client; - - if (!(source_output = pa_source_output_new(c->protocol->core, &data, 0))) + data.source = source; + data.direct_on_input = direct_on_input; + pa_source_output_new_data_set_sample_spec(&data, ss); + pa_source_output_new_data_set_channel_map(&data, map); + if (peak_detect) + data.resample_method = PA_RESAMPLER_PEAKS; + + source_output = pa_source_output_new(c->protocol->core, &data, flags); + + pa_source_output_new_data_done(&data); + + if (!source_output) return NULL; - s = pa_xnew(struct record_stream, 1); + s = pa_msgobject_new(record_stream); + s->parent.parent.free = record_stream_free; + s->parent.process_msg = record_stream_process_msg; s->connection = c; s->source_output = source_output; + s->source_output->push = source_output_push_cb; s->source_output->kill = source_output_kill_cb; s->source_output->get_latency = source_output_get_latency_cb; + s->source_output->moved = source_output_moved_cb; + s->source_output->suspend = source_output_suspend_cb; s->source_output->userdata = s; + fix_record_buffer_attr_pre(s, adjust_latency, maxlength, fragsize); + s->memblockq = pa_memblockq_new( 0, - maxlength, + *maxlength, 0, - base = pa_frame_size(ss), + base = pa_frame_size(&source_output->sample_spec), 1, 0, + 0, NULL); - assert(s->memblockq); - s->fragment_size = (fragment_size/base)*base; - if (!s->fragment_size) - s->fragment_size = base; + fix_record_buffer_attr_post(s, maxlength, fragsize); + + *ss = s->source_output->sample_spec; + *map = s->source_output->channel_map; pa_idxset_put(c->record_streams, s, &s->index); + + pa_log_info("Final latency %0.2f ms = %0.2f ms + %0.2f ms", + ((double) pa_bytes_to_usec(s->fragment_size, &source_output->sample_spec) + (double) s->source_latency) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(s->fragment_size, &source_output->sample_spec) / PA_USEC_PER_MSEC, + (double) s->source_latency / PA_USEC_PER_MSEC); + + pa_source_output_put(s->source_output); return s; } -static void record_stream_free(struct record_stream* r) { - assert(r && r->connection); +static void playback_stream_unlink(playback_stream *s) { + pa_assert(s); + + if (!s->connection) + return; - pa_idxset_remove_by_data(r->connection->record_streams, r, NULL); - pa_source_output_disconnect(r->source_output); - pa_source_output_unref(r->source_output); - pa_memblockq_free(r->memblockq); - pa_xfree(r); + if (s->sink_input) { + pa_sink_input_unlink(s->sink_input); + pa_sink_input_unref(s->sink_input); + s->sink_input = NULL; + } + + if (s->drain_request) + pa_pstream_send_error(s->connection->pstream, s->drain_tag, PA_ERR_NOENTITY); + + pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s); + s->connection = NULL; + playback_stream_unref(s); } -static struct playback_stream* playback_stream_new( - struct connection *c, +static void playback_stream_free(pa_object* o) { + playback_stream *s = PLAYBACK_STREAM(o); + pa_assert(s); + + playback_stream_unlink(s); + + pa_memblockq_free(s->memblockq); + pa_xfree(s); +} + +static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { + playback_stream *s = PLAYBACK_STREAM(o); + playback_stream_assert_ref(s); + + if (!s->connection) + return -1; + + switch (code) { + case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA: { + pa_tagstruct *t; + uint32_t l = 0; + + for (;;) { + if ((l = pa_atomic_load(&s->missing)) <= 0) + break; + + if (pa_atomic_cmpxchg(&s->missing, l, 0)) + break; + } + + if (l <= 0) + break; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_REQUEST); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_putu32(t, l); + pa_pstream_send_tagstruct(s->connection->pstream, t); + +/* pa_log("Requesting %lu bytes", (unsigned long) l); */ + break; + } + + case PLAYBACK_STREAM_MESSAGE_UNDERFLOW: { + pa_tagstruct *t; + + /* Report that we're empty */ + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_pstream_send_tagstruct(s->connection->pstream, t); + break; + } + + case PLAYBACK_STREAM_MESSAGE_OVERFLOW: { + pa_tagstruct *t; + + /* Notify the user we're overflowed*/ + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_pstream_send_tagstruct(s->connection->pstream, t); + break; + } + + case PLAYBACK_STREAM_MESSAGE_STARTED: + + if (s->connection->version >= 13) { + pa_tagstruct *t; + + /* Notify the user we're overflowed*/ + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_STARTED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_pstream_send_tagstruct(s->connection->pstream, t); + } + + break; + + case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK: + pa_pstream_send_simple_ack(s->connection->pstream, PA_PTR_TO_UINT(userdata)); + break; + } + + return 0; +} + +static void fix_playback_buffer_attr_pre(playback_stream *s, pa_bool_t adjust_latency, uint32_t *maxlength, uint32_t *tlength, uint32_t* prebuf, uint32_t* minreq) { + size_t frame_size; + pa_usec_t tlength_usec, minreq_usec, sink_usec; + + pa_assert(s); + pa_assert(maxlength); + pa_assert(tlength); + pa_assert(prebuf); + pa_assert(minreq); + + if (*maxlength <= 0 || *maxlength > MAX_MEMBLOCKQ_LENGTH) + *maxlength = MAX_MEMBLOCKQ_LENGTH; + if (*tlength <= 0) + *tlength = pa_usec_to_bytes(DEFAULT_TLENGTH_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); + if (*minreq <= 0) + *minreq = pa_usec_to_bytes(DEFAULT_PROCESS_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); + + frame_size = pa_frame_size(&s->sink_input->sample_spec); + if (*minreq <= 0) + *minreq = frame_size; + if (*tlength < *minreq+frame_size) + *tlength = *minreq+frame_size; + + tlength_usec = pa_bytes_to_usec(*tlength, &s->sink_input->sample_spec); + minreq_usec = pa_bytes_to_usec(*minreq, &s->sink_input->sample_spec); + + pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms", + (double) tlength_usec / PA_USEC_PER_MSEC, + (double) minreq_usec / PA_USEC_PER_MSEC); + + if (adjust_latency) { + + /* So, the user asked us to adjust the latency of the stream + * buffer according to the what the sink can provide. The + * tlength passed in shall be the overall latency. Roughly + * half the latency will be spent on the hw buffer, the other + * half of it in the async buffer queue we maintain for each + * client. In between we'll have a safety space of size + * 2*minreq. Why the 2*minreq? When the hw buffer is completey + * empty and needs to be filled, then our buffer must have + * enough data to fulfill this request immediatly and thus + * have at least the same tlength as the size of the hw + * buffer. It additionally needs space for 2 times minreq + * because if the buffer ran empty and a partial fillup + * happens immediately on the next iteration we need to be + * able to fulfill it and give the application also minreq + * time to fill it up again for the next request Makes 2 times + * minreq in plus.. */ + + if (tlength_usec > minreq_usec*2) + sink_usec = (tlength_usec - minreq_usec*2)/2; + else + sink_usec = 0; + + } else { + + /* Ok, the user didn't ask us to adjust the latency, but we + * still need to make sure that the parameters from the user + * do make sense. */ + + if (tlength_usec > minreq_usec*2) + sink_usec = (tlength_usec - minreq_usec*2); + else + sink_usec = 0; + } + + s->sink_latency = pa_sink_input_set_requested_latency(s->sink_input, sink_usec); + + if (adjust_latency) { + /* Ok, we didn't necessarily get what we were asking for, so + * let's subtract from what we asked for for the remaining + * buffer space */ + + if (tlength_usec >= s->sink_latency) + tlength_usec -= s->sink_latency; + } + + if (tlength_usec < s->sink_latency + 2*minreq_usec) + tlength_usec = s->sink_latency + 2*minreq_usec; + + *tlength = pa_usec_to_bytes(tlength_usec, &s->sink_input->sample_spec); + *minreq = pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec); + + if (*minreq <= 0) { + *minreq += frame_size; + *tlength += frame_size*2; + } + + if (*tlength <= *minreq) + *tlength = *minreq*2 + frame_size; + + if (*prebuf <= 0 || *prebuf > *tlength) + *prebuf = *tlength; +} + +static void fix_playback_buffer_attr_post(playback_stream *s, uint32_t *maxlength, uint32_t *tlength, uint32_t* prebuf, uint32_t* minreq) { + pa_assert(s); + pa_assert(maxlength); + pa_assert(tlength); + pa_assert(prebuf); + pa_assert(minreq); + + *maxlength = (uint32_t) pa_memblockq_get_maxlength(s->memblockq); + *tlength = (uint32_t) pa_memblockq_get_tlength(s->memblockq); + *prebuf = (uint32_t) pa_memblockq_get_prebuf(s->memblockq); + *minreq = (uint32_t) pa_memblockq_get_minreq(s->memblockq); + + s->minreq = *minreq; +} + +static playback_stream* playback_stream_new( + connection *c, pa_sink *sink, - const pa_sample_spec *ss, - const pa_channel_map *map, - const char *name, - size_t maxlength, - size_t tlength, - size_t prebuf, - size_t minreq, + pa_sample_spec *ss, + pa_channel_map *map, + uint32_t *maxlength, + uint32_t *tlength, + uint32_t *prebuf, + uint32_t *minreq, pa_cvolume *volume, - uint32_t syncid) { - - struct playback_stream *s, *ssync; + pa_bool_t muted, + uint32_t syncid, + uint32_t *missing, + pa_sink_input_flags_t flags, + pa_proplist *p, + pa_bool_t adjust_latency) { + + playback_stream *s, *ssync; pa_sink_input *sink_input; - pa_memblock *silence; + pa_memchunk silence; uint32_t idx; int64_t start_index; pa_sink_input_new_data data; - - assert(c && ss && name && maxlength); + + pa_assert(c); + pa_assert(ss); + pa_assert(maxlength); + pa_assert(tlength); + pa_assert(prebuf); + pa_assert(minreq); + pa_assert(volume); + pa_assert(missing); + pa_assert(p); /* Find syncid group */ for (ssync = pa_idxset_first(c->output_streams, &idx); ssync; ssync = pa_idxset_next(c->output_streams, &idx)) { - - if (ssync->type != PLAYBACK_STREAM) + + if (!playback_stream_isinstance(ssync)) continue; if (ssync->syncid == syncid) @@ -402,158 +874,190 @@ static struct playback_stream* playback_stream_new( } /* Synced streams must connect to the same sink */ - if (ssync) - sink = ssync->sink_input->sink; + if (ssync) { + + if (!sink) + sink = ssync->sink_input->sink; + else if (sink != ssync->sink_input->sink) + return NULL; + } pa_sink_input_new_data_init(&data); - data.sink = sink; + + pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p); + pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist); data.driver = __FILE__; - data.name = name; + data.module = c->protocol->module; + data.client = c->client; + data.sink = sink; pa_sink_input_new_data_set_sample_spec(&data, ss); pa_sink_input_new_data_set_channel_map(&data, map); pa_sink_input_new_data_set_volume(&data, volume); - data.module = c->protocol->module; - data.client = c->client; + pa_sink_input_new_data_set_muted(&data, muted); + data.sync_base = ssync ? ssync->sink_input : NULL; - if (!(sink_input = pa_sink_input_new(c->protocol->core, &data, 0))) + sink_input = pa_sink_input_new(c->protocol->core, &data, flags); + + pa_sink_input_new_data_done(&data); + + if (!sink_input) return NULL; - - s = pa_xnew(struct playback_stream, 1); - s->type = PLAYBACK_STREAM; + + s = pa_msgobject_new(playback_stream); + s->parent.parent.parent.free = playback_stream_free; + s->parent.parent.process_msg = playback_stream_process_msg; s->connection = c; s->syncid = syncid; s->sink_input = sink_input; - s->underrun = 1; - - s->sink_input->peek = sink_input_peek_cb; - s->sink_input->drop = sink_input_drop_cb; + + s->sink_input->parent.process_msg = sink_input_process_msg; + s->sink_input->pop = sink_input_pop_cb; + s->sink_input->process_rewind = sink_input_process_rewind_cb; + s->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; s->sink_input->kill = sink_input_kill_cb; - s->sink_input->get_latency = sink_input_get_latency_cb; + s->sink_input->moved = sink_input_moved_cb; + s->sink_input->suspend = sink_input_suspend_cb; s->sink_input->userdata = s; - if (ssync) { - /* Sync id found, now find head of list */ - PA_LLIST_FIND_HEAD(struct playback_stream, ssync, &ssync); + start_index = ssync ? pa_memblockq_get_read_index(ssync->memblockq) : 0; - /* Prepend ourselves */ - PA_LLIST_PREPEND(struct playback_stream, ssync, s); + fix_playback_buffer_attr_pre(s, adjust_latency, maxlength, tlength, prebuf, minreq); + pa_sink_input_get_silence(sink_input, &silence); - /* Set our start index to the current read index of the other grozp member(s) */ - assert(ssync->next); - start_index = pa_memblockq_get_read_index(ssync->next->memblockq); - } else { - /* This ia a new sync group */ - PA_LLIST_INIT(struct playback_stream, s); - start_index = 0; - } - - silence = pa_silence_memblock_new(c->protocol->core->mempool, ss, 0); - s->memblockq = pa_memblockq_new( start_index, - maxlength, - tlength, - pa_frame_size(ss), - prebuf, - minreq, - silence); - - pa_memblock_unref(silence); - - s->requested_bytes = 0; - s->drain_request = 0; - + *maxlength, + *tlength, + pa_frame_size(&sink_input->sample_spec), + *prebuf, + *minreq, + 0, + &silence); + + pa_memblock_unref(silence.memblock); + fix_playback_buffer_attr_post(s, maxlength, tlength, prebuf, minreq); + + *missing = (uint32_t) pa_memblockq_pop_missing(s->memblockq); + + *ss = s->sink_input->sample_spec; + *map = s->sink_input->channel_map; + + pa_atomic_store(&s->missing, 0); + s->drain_request = FALSE; + pa_idxset_put(c->output_streams, s, &s->index); + pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms", + ((double) pa_bytes_to_usec(*tlength, &sink_input->sample_spec) + (double) s->sink_latency) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(*tlength-*minreq*2, &sink_input->sample_spec) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(*minreq, &sink_input->sample_spec) / PA_USEC_PER_MSEC, + (double) s->sink_latency / PA_USEC_PER_MSEC); + + pa_sink_input_put(s->sink_input); return s; } -static void playback_stream_free(struct playback_stream* p) { - struct playback_stream *head; - assert(p && p->connection); +static int connection_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { + connection *c = CONNECTION(o); + connection_assert_ref(c); - if (p->drain_request) - pa_pstream_send_error(p->connection->pstream, p->drain_tag, PA_ERR_NOENTITY); + if (!c->protocol) + return -1; - PA_LLIST_FIND_HEAD(struct playback_stream, p, &head); - PA_LLIST_REMOVE(struct playback_stream, head, p); + switch (code) { - pa_idxset_remove_by_data(p->connection->output_streams, p, NULL); - pa_sink_input_disconnect(p->sink_input); - pa_sink_input_unref(p->sink_input); - pa_memblockq_free(p->memblockq); - pa_xfree(p); + case CONNECTION_MESSAGE_REVOKE: + pa_pstream_send_revoke(c->pstream, PA_PTR_TO_UINT(userdata)); + break; + + case CONNECTION_MESSAGE_RELEASE: + pa_pstream_send_release(c->pstream, PA_PTR_TO_UINT(userdata)); + break; + } + + return 0; } -static void connection_free(struct connection *c) { - struct record_stream *r; - struct output_stream *o; - assert(c && c->protocol); +static void connection_unlink(connection *c) { + record_stream *r; + output_stream *o; + + pa_assert(c); + + if (!c->protocol) + return; - pa_idxset_remove_by_data(c->protocol->connections, c, NULL); while ((r = pa_idxset_first(c->record_streams, NULL))) - record_stream_free(r); - pa_idxset_free(c->record_streams, NULL, NULL); + record_stream_unlink(r); while ((o = pa_idxset_first(c->output_streams, NULL))) - if (o->type == PLAYBACK_STREAM) - playback_stream_free((struct playback_stream*) o); + if (playback_stream_isinstance(o)) + playback_stream_unlink(PLAYBACK_STREAM(o)); else - upload_stream_free((struct upload_stream*) o); + upload_stream_unlink(UPLOAD_STREAM(o)); + + if (c->subscription) + pa_subscription_free(c->subscription); + + if (c->pstream) + pa_pstream_unlink(c->pstream); + + if (c->auth_timeout_event) { + c->protocol->core->mainloop->time_free(c->auth_timeout_event); + c->auth_timeout_event = NULL; + } + + pa_assert_se(pa_idxset_remove_by_data(c->protocol->connections, c, NULL) == c); + c->protocol = NULL; + connection_unref(c); +} + +static void connection_free(pa_object *o) { + connection *c = CONNECTION(o); + + pa_assert(c); + + connection_unlink(c); + + pa_idxset_free(c->record_streams, NULL, NULL); pa_idxset_free(c->output_streams, NULL, NULL); pa_pdispatch_unref(c->pdispatch); - pa_pstream_close(c->pstream); pa_pstream_unref(c->pstream); pa_client_free(c->client); - if (c->subscription) - pa_subscription_free(c->subscription); - - if (c->auth_timeout_event) - c->protocol->core->mainloop->time_free(c->auth_timeout_event); - pa_xfree(c); } -static void request_bytes(struct playback_stream *s) { - pa_tagstruct *t; - size_t l; - assert(s); +/* Called from thread context */ +static void request_bytes(playback_stream *s) { + size_t m, previous_missing; - if (!(l = pa_memblockq_missing(s->memblockq))) - return; - - if (l <= s->requested_bytes) - return; + playback_stream_assert_ref(s); - l -= s->requested_bytes; + m = pa_memblockq_pop_missing(s->memblockq); - if (l < pa_memblockq_get_minreq(s->memblockq)) + if (m <= 0) return; - - s->requested_bytes += l; - t = pa_tagstruct_new(NULL, 0); - assert(t); - pa_tagstruct_putu32(t, PA_COMMAND_REQUEST); - pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ - pa_tagstruct_putu32(t, s->index); - pa_tagstruct_putu32(t, l); - pa_pstream_send_tagstruct(s->connection->pstream, t); +/* pa_log("request_bytes(%lu)", (unsigned long) m); */ + + previous_missing = pa_atomic_add(&s->missing, m); -/* pa_log("Requesting %u bytes", l); */ + if (pa_memblockq_prebuf_active(s->memblockq) || + (previous_missing < s->minreq && previous_missing+m >= s->minreq)) + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, NULL, 0, NULL, NULL); } -static void send_memblock(struct connection *c) { +static void send_memblock(connection *c) { uint32_t start; - struct record_stream *r; + record_stream *r; start = PA_IDXSET_INVALID; for (;;) { pa_memchunk chunk; - - if (!(r = pa_idxset_rrobin(c->record_streams, &c->rrobin_index))) + + if (!(r = RECORD_STREAM(pa_idxset_rrobin(c->record_streams, &c->rrobin_index)))) return; if (start == PA_IDXSET_INVALID) @@ -563,22 +1067,23 @@ static void send_memblock(struct connection *c) { if (pa_memblockq_peek(r->memblockq, &chunk) >= 0) { pa_memchunk schunk = chunk; - + if (schunk.length > r->fragment_size) schunk.length = r->fragment_size; pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk); - pa_memblockq_drop(r->memblockq, &chunk, schunk.length); + + pa_memblockq_drop(r->memblockq, schunk.length); pa_memblock_unref(schunk.memblock); - + return; } } } -static void send_playback_stream_killed(struct playback_stream *p) { +static void send_playback_stream_killed(playback_stream *p) { pa_tagstruct *t; - assert(p); + playback_stream_assert_ref(p); t = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_KILLED); @@ -587,9 +1092,9 @@ static void send_playback_stream_killed(struct playback_stream *p) { pa_pstream_send_tagstruct(p->connection->pstream, t); } -static void send_record_stream_killed(struct record_stream *r) { +static void send_record_stream_killed(record_stream *r) { pa_tagstruct *t; - assert(r); + record_stream_assert_ref(r); t = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_KILLED); @@ -598,107 +1103,418 @@ static void send_record_stream_killed(struct record_stream *r) { pa_pstream_send_tagstruct(r->connection->pstream, t); } -/*** sinkinput callbacks ***/ +/*** sink input callbacks ***/ + +static void handle_seek(playback_stream *s, int64_t indexw) { + playback_stream_assert_ref(s); + +/* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->sink_input->thread_info.underrun_for, pa_memblockq_is_readable(s->memblockq)); */ + + if (s->sink_input->thread_info.underrun_for > 0) { + +/* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */ -static int sink_input_peek_cb(pa_sink_input *i, pa_memchunk *chunk) { - struct playback_stream *s; - assert(i && i->userdata && chunk); - s = i->userdata; + if (pa_memblockq_is_readable(s->memblockq)) { - if (pa_memblockq_get_length(s->memblockq) <= 0 && !s->underrun) { - pa_tagstruct *t; + /* We just ended an underrun, let's ask the sink + * for a complete rewind rewrite */ - /* Report that we're empty */ + pa_log_debug("Requesting rewind due to end of underrun."); + pa_sink_input_request_rewind(s->sink_input, + s->sink_input->thread_info.underrun_for == (size_t) -1 ? 0 : s->sink_input->thread_info.underrun_for, + FALSE, TRUE); + } + + } else { + int64_t indexr; + + indexr = pa_memblockq_get_read_index(s->memblockq); - t = pa_tagstruct_new(NULL, 0); - pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW); - pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ - pa_tagstruct_putu32(t, s->index); - pa_pstream_send_tagstruct(s->connection->pstream, t); + if (indexw < indexr) { + /* OK, the sink already asked for this data, so + * let's have it usk us again */ - s->underrun = 1; + pa_log_debug("Requesting rewind due to rewrite."); + pa_sink_input_request_rewind(s->sink_input, indexr - indexw, TRUE, FALSE); + } } - + + request_bytes(s); +} + +/* Called from thread context */ +static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) { + pa_sink_input *i = PA_SINK_INPUT(o); + playback_stream *s; + + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); + + switch (code) { + + case SINK_INPUT_MESSAGE_SEEK: { + int64_t windex; + + windex = pa_memblockq_get_write_index(s->memblockq); + pa_memblockq_seek(s->memblockq, offset, PA_PTR_TO_UINT(userdata)); + + handle_seek(s, windex); + return 0; + } + + case SINK_INPUT_MESSAGE_POST_DATA: { + int64_t windex; + + pa_assert(chunk); + + windex = pa_memblockq_get_write_index(s->memblockq); + +/* 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"); + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_OVERFLOW, NULL, 0, NULL, NULL); + pa_memblockq_seek(s->memblockq, chunk->length, PA_SEEK_RELATIVE); + } + + handle_seek(s, windex); + +/* pa_log("sink input post2: %lu", (unsigned long) pa_memblockq_get_length(s->memblockq)); */ + + return 0; + } + + case SINK_INPUT_MESSAGE_DRAIN: + case SINK_INPUT_MESSAGE_FLUSH: + case SINK_INPUT_MESSAGE_PREBUF_FORCE: + case SINK_INPUT_MESSAGE_TRIGGER: { + + int64_t windex; + pa_sink_input *isync; + void (*func)(pa_memblockq *bq); + + switch (code) { + case SINK_INPUT_MESSAGE_FLUSH: + func = pa_memblockq_flush; + break; + + case SINK_INPUT_MESSAGE_PREBUF_FORCE: + func = pa_memblockq_prebuf_force; + break; + + case SINK_INPUT_MESSAGE_DRAIN: + case SINK_INPUT_MESSAGE_TRIGGER: + func = pa_memblockq_prebuf_disable; + break; + + default: + pa_assert_not_reached(); + } + + windex = pa_memblockq_get_write_index(s->memblockq); + func(s->memblockq); + handle_seek(s, windex); + + /* Do the same for all other members in the sync group */ + for (isync = i->sync_prev; isync; isync = isync->sync_prev) { + playback_stream *ssync = PLAYBACK_STREAM(isync->userdata); + windex = pa_memblockq_get_write_index(ssync->memblockq); + func(ssync->memblockq); + handle_seek(ssync, windex); + } + + for (isync = i->sync_next; isync; isync = isync->sync_next) { + playback_stream *ssync = PLAYBACK_STREAM(isync->userdata); + windex = pa_memblockq_get_write_index(ssync->memblockq); + func(ssync->memblockq); + handle_seek(ssync, windex); + } + + if (code == SINK_INPUT_MESSAGE_DRAIN) { + if (!pa_memblockq_is_readable(s->memblockq)) + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, userdata, 0, NULL, NULL); + else { + s->drain_tag = PA_PTR_TO_UINT(userdata); + s->drain_request = TRUE; + } + } + + return 0; + } + + case SINK_INPUT_MESSAGE_UPDATE_LATENCY: + + s->read_index = pa_memblockq_get_read_index(s->memblockq); + s->write_index = pa_memblockq_get_write_index(s->memblockq); + s->render_memblockq_length = pa_memblockq_get_length(s->sink_input->thread_info.render_memblockq); + return 0; + + case PA_SINK_INPUT_MESSAGE_SET_STATE: { + int64_t windex; + + windex = pa_memblockq_get_write_index(s->memblockq); + + pa_memblockq_prebuf_force(s->memblockq); + + handle_seek(s, windex); + + /* Fall through to the default handler */ + break; + } + + case PA_SINK_INPUT_MESSAGE_GET_LATENCY: { + pa_usec_t *r = userdata; + + *r = pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &i->sample_spec); + + /* Fall through, the default handler will add in the extra + * latency added by the resampler */ + break; + } + } + + return pa_sink_input_process_msg(o, code, userdata, offset, chunk); +} + +/* Called from thread context */ +static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk) { + playback_stream *s; + + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); + pa_assert(chunk); + if (pa_memblockq_peek(s->memblockq, chunk) < 0) { -/* pa_log("peek: failure"); */ + +/* pa_log("UNDERRUN: %lu", (unsigned long) pa_memblockq_get_length(s->memblockq)); */ + + if (s->drain_request && pa_sink_input_safe_to_remove(i)) { + s->drain_request = FALSE; + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, PA_UINT_TO_PTR(s->drain_tag), 0, NULL, NULL); + } else if (i->thread_info.playing_for > 0) + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_UNDERFLOW, NULL, 0, NULL, NULL); + +/* pa_log("adding %llu bytes", (unsigned long long) nbytes); */ + + request_bytes(s); + return -1; } -/* pa_log("peek: %u", chunk->length); */ - +/* pa_log("NOTUNDERRUN %lu", (unsigned long) chunk->length); */ + + chunk->length = PA_MIN(nbytes, chunk->length); + + if (i->thread_info.underrun_for > 0) + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_STARTED, NULL, 0, NULL, NULL); + + pa_memblockq_drop(s->memblockq, chunk->length); + request_bytes(s); + return 0; } -static void sink_input_drop_cb(pa_sink_input *i, const pa_memchunk *chunk, size_t length) { - struct playback_stream *s; - assert(i && i->userdata && length); - s = i->userdata; +static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) { + playback_stream *s; - pa_memblockq_drop(s->memblockq, chunk, length); + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); - request_bytes(s); + /* If we are in an underrun, then we don't rewind */ + if (i->thread_info.underrun_for > 0) + return; - if (s->drain_request && !pa_memblockq_is_readable(s->memblockq)) { - pa_pstream_send_simple_ack(s->connection->pstream, s->drain_tag); - s->drain_request = 0; - } + pa_memblockq_rewind(s->memblockq, nbytes); +} + +static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) { + playback_stream *s; -/* pa_log("after_drop: %u %u", pa_memblockq_get_length(s->memblockq), pa_memblockq_is_readable(s->memblockq)); */ + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); + + pa_memblockq_set_maxrewind(s->memblockq, nbytes); } +/* Called from main context */ static void sink_input_kill_cb(pa_sink_input *i) { - assert(i && i->userdata); - send_playback_stream_killed((struct playback_stream *) i->userdata); - playback_stream_free((struct playback_stream *) i->userdata); + playback_stream *s; + + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); + + send_playback_stream_killed(s); + playback_stream_unlink(s); } -static pa_usec_t sink_input_get_latency_cb(pa_sink_input *i) { - struct playback_stream *s; - assert(i && i->userdata); - s = i->userdata; +/* Called from main context */ +static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend) { + playback_stream *s; + pa_tagstruct *t; + + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); - /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/ - - return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &s->sink_input->sample_spec); + if (s->connection->version < 12) + return; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_SUSPENDED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_put_boolean(t, suspend); + pa_pstream_send_tagstruct(s->connection->pstream, t); +} + +/* Called from main context */ +static void sink_input_moved_cb(pa_sink_input *i) { + playback_stream *s; + pa_tagstruct *t; + uint32_t maxlength, tlength, prebuf, minreq; + + pa_sink_input_assert_ref(i); + s = PLAYBACK_STREAM(i->userdata); + playback_stream_assert_ref(s); + + maxlength = (uint32_t) pa_memblockq_get_maxlength(s->memblockq); + tlength = (uint32_t) pa_memblockq_get_tlength(s->memblockq); + prebuf = (uint32_t) pa_memblockq_get_prebuf(s->memblockq); + minreq = (uint32_t) pa_memblockq_get_minreq(s->memblockq); + + fix_playback_buffer_attr_pre(s, TRUE, &maxlength, &tlength, &prebuf, &minreq); + pa_memblockq_set_maxlength(s->memblockq, maxlength); + pa_memblockq_set_tlength(s->memblockq, tlength); + pa_memblockq_set_prebuf(s->memblockq, prebuf); + pa_memblockq_set_minreq(s->memblockq, minreq); + fix_playback_buffer_attr_post(s, &maxlength, &tlength, &prebuf, &minreq); + + if (s->connection->version < 12) + return; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_MOVED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_putu32(t, i->sink->index); + pa_tagstruct_puts(t, i->sink->name); + pa_tagstruct_put_boolean(t, pa_sink_get_state(i->sink) == PA_SINK_SUSPENDED); + + if (s->connection->version >= 13) { + pa_tagstruct_putu32(t, maxlength); + pa_tagstruct_putu32(t, tlength); + pa_tagstruct_putu32(t, prebuf); + pa_tagstruct_putu32(t, minreq); + pa_tagstruct_put_usec(t, s->sink_latency); + } + + pa_pstream_send_tagstruct(s->connection->pstream, t); } /*** source_output callbacks ***/ +/* Called from thread context */ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) { - struct record_stream *s; - assert(o && o->userdata && chunk); - s = o->userdata; - - if (pa_memblockq_push_align(s->memblockq, chunk) < 0) { - pa_log_warn("Failed to push data into output queue."); - return; - } - - if (!pa_pstream_is_pending(s->connection->pstream)) - send_memblock(s->connection); + record_stream *s; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); + pa_assert(chunk); + + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), RECORD_STREAM_MESSAGE_POST_DATA, NULL, 0, chunk, NULL); } static void source_output_kill_cb(pa_source_output *o) { - assert(o && o->userdata); - send_record_stream_killed((struct record_stream *) o->userdata); - record_stream_free((struct record_stream *) o->userdata); + record_stream *s; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); + + send_record_stream_killed(s); + record_stream_unlink(s); } static pa_usec_t source_output_get_latency_cb(pa_source_output *o) { - struct record_stream *s; - assert(o && o->userdata); - s = o->userdata; + record_stream *s; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/ - + return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &o->sample_spec); } +/* Called from main context */ +static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend) { + record_stream *s; + pa_tagstruct *t; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); + + if (s->connection->version < 12) + return; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_SUSPENDED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_put_boolean(t, suspend); + pa_pstream_send_tagstruct(s->connection->pstream, t); +} + +/* Called from main context */ +static void source_output_moved_cb(pa_source_output *o) { + record_stream *s; + pa_tagstruct *t; + uint32_t maxlength, fragsize; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); + + fragsize = (uint32_t) s->fragment_size; + maxlength = (uint32_t) pa_memblockq_get_length(s->memblockq); + + fix_record_buffer_attr_pre(s, TRUE, &maxlength, &fragsize); + pa_memblockq_set_maxlength(s->memblockq, maxlength); + fix_record_buffer_attr_post(s, &maxlength, &fragsize); + + if (s->connection->version < 12) + return; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_MOVED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_putu32(t, o->source->index); + pa_tagstruct_puts(t, o->source->name); + pa_tagstruct_put_boolean(t, pa_source_get_state(o->source) == PA_SOURCE_SUSPENDED); + + if (s->connection->version >= 13) { + pa_tagstruct_putu32(t, maxlength); + pa_tagstruct_putu32(t, fragsize); + pa_tagstruct_put_usec(t, s->source_latency); + } + + pa_pstream_send_tagstruct(s->connection->pstream, t); +} + /*** pdispatch callbacks ***/ -static void protocol_error(struct connection *c) { +static void protocol_error(connection *c) { pa_log("protocol error, kicking client"); - connection_free(c); + connection_unlink(c); } #define CHECK_VALIDITY(pstream, expression, tag, error) do { \ @@ -710,7 +1526,7 @@ if (!(expression)) { \ static pa_tagstruct *reply_new(uint32_t tag) { pa_tagstruct *reply; - + reply = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(reply, PA_COMMAND_REPLY); pa_tagstruct_putu32(reply, tag); @@ -718,86 +1534,175 @@ static pa_tagstruct *reply_new(uint32_t tag) { } static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - struct playback_stream *s; - uint32_t maxlength, tlength, prebuf, minreq, sink_index, syncid; - const char *name, *sink_name; + connection *c = CONNECTION(userdata); + playback_stream *s; + uint32_t maxlength, tlength, prebuf, minreq, sink_index, syncid, missing; + const char *name = NULL, *sink_name; pa_sample_spec ss; pa_channel_map map; pa_tagstruct *reply; pa_sink *sink = NULL; pa_cvolume volume; - int corked; - - assert(c && t && c->protocol && c->protocol->core); - - if (pa_tagstruct_get( - t, - PA_TAG_STRING, &name, - PA_TAG_SAMPLE_SPEC, &ss, - PA_TAG_CHANNEL_MAP, &map, - PA_TAG_U32, &sink_index, - PA_TAG_STRING, &sink_name, - PA_TAG_U32, &maxlength, - PA_TAG_BOOLEAN, &corked, - PA_TAG_U32, &tlength, - PA_TAG_U32, &prebuf, - PA_TAG_U32, &minreq, - PA_TAG_U32, &syncid, - PA_TAG_CVOLUME, &volume, - PA_TAG_INVALID) < 0 || - !pa_tagstruct_eof(t) || - !name) { + pa_bool_t + corked = FALSE, + no_remap = FALSE, + no_remix = FALSE, + fix_format = FALSE, + fix_rate = FALSE, + fix_channels = FALSE, + no_move = FALSE, + variable_rate = FALSE, + muted = FALSE, + adjust_latency = FALSE; + + pa_sink_input_flags_t flags = 0; + pa_proplist *p; + + connection_assert_ref(c); + pa_assert(t); + + if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) || + pa_tagstruct_get( + t, + PA_TAG_SAMPLE_SPEC, &ss, + PA_TAG_CHANNEL_MAP, &map, + PA_TAG_U32, &sink_index, + PA_TAG_STRING, &sink_name, + PA_TAG_U32, &maxlength, + PA_TAG_BOOLEAN, &corked, + PA_TAG_U32, &tlength, + PA_TAG_U32, &prebuf, + PA_TAG_U32, &minreq, + PA_TAG_U32, &syncid, + PA_TAG_CVOLUME, &volume, + PA_TAG_INVALID) < 0) { + protocol_error(c); return; } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID); - CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || (*sink_name && pa_utf8_valid(name)), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || (*sink_name && pa_utf8_valid(sink_name)), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, map.channels == ss.channels && volume.channels == ss.channels, tag, PA_ERR_INVALID); - CHECK_VALIDITY(c->pstream, maxlength > 0 && maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID); + + p = pa_proplist_new(); + + if (name) + pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name); + + if (c->version >= 12) { + /* Since 0.9.8 the user can ask for a couple of additional flags */ + + if (pa_tagstruct_get_boolean(t, &no_remap) < 0 || + pa_tagstruct_get_boolean(t, &no_remix) < 0 || + pa_tagstruct_get_boolean(t, &fix_format) < 0 || + pa_tagstruct_get_boolean(t, &fix_rate) < 0 || + pa_tagstruct_get_boolean(t, &fix_channels) < 0 || + pa_tagstruct_get_boolean(t, &no_move) < 0 || + pa_tagstruct_get_boolean(t, &variable_rate) < 0) { + + protocol_error(c); + pa_proplist_free(p); + return; + } + } + + if (c->version >= 13) { + + if (pa_tagstruct_get_boolean(t, &muted) < 0 || + pa_tagstruct_get_boolean(t, &adjust_latency) < 0 || + pa_tagstruct_get_proplist(t, p) < 0) { + protocol_error(c); + pa_proplist_free(p); + return; + } + } + + if (!pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); + return; + } if (sink_index != PA_INVALID_INDEX) { - sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index); - CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY); + + if (!(sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); + return; + } + } else if (sink_name) { - sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1); - CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY); + + if (!(sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK, 1))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); + return; + } } - s = playback_stream_new(c, sink, &ss, &map, name, maxlength, tlength, prebuf, minreq, &volume, syncid); + flags = + (corked ? PA_SINK_INPUT_START_CORKED : 0) | + (no_remap ? PA_SINK_INPUT_NO_REMAP : 0) | + (no_remix ? PA_SINK_INPUT_NO_REMIX : 0) | + (fix_format ? PA_SINK_INPUT_FIX_FORMAT : 0) | + (fix_rate ? PA_SINK_INPUT_FIX_RATE : 0) | + (fix_channels ? PA_SINK_INPUT_FIX_CHANNELS : 0) | + (no_move ? PA_SINK_INPUT_DONT_MOVE : 0) | + (variable_rate ? PA_SINK_INPUT_VARIABLE_RATE : 0); + + s = playback_stream_new(c, sink, &ss, &map, &maxlength, &tlength, &prebuf, &minreq, &volume, muted, syncid, &missing, flags, p, adjust_latency); + pa_proplist_free(p); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID); - pa_sink_input_cork(s->sink_input, corked); - reply = reply_new(tag); pa_tagstruct_putu32(reply, s->index); - assert(s->sink_input); + pa_assert(s->sink_input); pa_tagstruct_putu32(reply, s->sink_input->index); - pa_tagstruct_putu32(reply, s->requested_bytes = pa_memblockq_missing(s->memblockq)); + pa_tagstruct_putu32(reply, missing); + +/* pa_log("initial request is %u", missing); */ if (c->version >= 9) { - /* Since 0.9 we support sending the buffer metrics back to the client */ + /* Since 0.9.0 we support sending the buffer metrics back to the client */ + + pa_tagstruct_putu32(reply, (uint32_t) maxlength); + pa_tagstruct_putu32(reply, (uint32_t) tlength); + pa_tagstruct_putu32(reply, (uint32_t) prebuf); + pa_tagstruct_putu32(reply, (uint32_t) minreq); + } - pa_tagstruct_putu32(reply, (uint32_t) pa_memblockq_get_maxlength(s->memblockq)); - pa_tagstruct_putu32(reply, (uint32_t) pa_memblockq_get_tlength(s->memblockq)); - pa_tagstruct_putu32(reply, (uint32_t) pa_memblockq_get_prebuf(s->memblockq)); - pa_tagstruct_putu32(reply, (uint32_t) pa_memblockq_get_minreq(s->memblockq)); + if (c->version >= 12) { + /* Since 0.9.8 we support sending the chosen sample + * spec/channel map/device/suspend status back to the + * client */ + + pa_tagstruct_put_sample_spec(reply, &ss); + pa_tagstruct_put_channel_map(reply, &map); + + pa_tagstruct_putu32(reply, s->sink_input->sink->index); + pa_tagstruct_puts(reply, s->sink_input->sink->name); + + pa_tagstruct_put_boolean(reply, pa_sink_get_state(s->sink_input->sink) == PA_SINK_SUSPENDED); } - + + if (c->version >= 13) + pa_tagstruct_put_usec(reply, s->sink_latency); + pa_pstream_send_tagstruct(c->pstream, reply); - request_bytes(s); } static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t channel; - assert(c && t); - + + connection_assert_ref(c); + pa_assert(t); + if (pa_tagstruct_getu32(t, &channel) < 0 || !pa_tagstruct_eof(t)) { protocol_error(c); @@ -806,119 +1711,234 @@ static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - if (command == PA_COMMAND_DELETE_PLAYBACK_STREAM) { - struct playback_stream *s; - if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != PLAYBACK_STREAM)) { - pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); - return; + switch (command) { + + case PA_COMMAND_DELETE_PLAYBACK_STREAM: { + playback_stream *s; + if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !playback_stream_isinstance(s)) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); + return; + } + + playback_stream_unlink(s); + break; } - playback_stream_free(s); - } else if (command == PA_COMMAND_DELETE_RECORD_STREAM) { - struct record_stream *s; - if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) { - pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); - return; + case PA_COMMAND_DELETE_RECORD_STREAM: { + record_stream *s; + if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); + return; + } + + record_stream_unlink(s); + break; } - record_stream_free(s); - } else { - struct upload_stream *s; - assert(command == PA_COMMAND_DELETE_UPLOAD_STREAM); - if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || (s->type != UPLOAD_STREAM)) { - pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); - return; + case PA_COMMAND_DELETE_UPLOAD_STREAM: { + upload_stream *s; + + if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !upload_stream_isinstance(s)) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST); + return; + } + + upload_stream_unlink(s); + break; } - upload_stream_free(s); + default: + pa_assert_not_reached(); } - + pa_pstream_send_simple_ack(c->pstream, tag); } static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - struct record_stream *s; + connection *c = CONNECTION(userdata); + record_stream *s; uint32_t maxlength, fragment_size; uint32_t source_index; - const char *name, *source_name; + const char *name = NULL, *source_name; pa_sample_spec ss; pa_channel_map map; pa_tagstruct *reply; pa_source *source = NULL; - int corked; - assert(c && t && c->protocol && c->protocol->core); - - if (pa_tagstruct_gets(t, &name) < 0 || + pa_bool_t + corked = FALSE, + no_remap = FALSE, + no_remix = FALSE, + fix_format = FALSE, + fix_rate = FALSE, + fix_channels = FALSE, + no_move = FALSE, + variable_rate = FALSE, + adjust_latency = FALSE, + peak_detect = FALSE; + pa_source_output_flags_t flags = 0; + pa_proplist *p; + uint32_t direct_on_input_idx = PA_INVALID_INDEX; + pa_sink_input *direct_on_input = NULL; + + connection_assert_ref(c); + pa_assert(t); + + if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) || pa_tagstruct_get_sample_spec(t, &ss) < 0 || pa_tagstruct_get_channel_map(t, &map) < 0 || pa_tagstruct_getu32(t, &source_index) < 0 || pa_tagstruct_gets(t, &source_name) < 0 || pa_tagstruct_getu32(t, &maxlength) < 0 || pa_tagstruct_get_boolean(t, &corked) < 0 || - pa_tagstruct_getu32(t, &fragment_size) < 0 || - !pa_tagstruct_eof(t)) { + pa_tagstruct_getu32(t, &fragment_size) < 0) { protocol_error(c); return; } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, source_index != PA_INVALID_INDEX || !source_name || (*source_name && pa_utf8_valid(source_name)), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID); - CHECK_VALIDITY(c->pstream, maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID); + + p = pa_proplist_new(); + + if (name) + pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name); + + if (c->version >= 12) { + /* Since 0.9.8 the user can ask for a couple of additional flags */ + + if (pa_tagstruct_get_boolean(t, &no_remap) < 0 || + pa_tagstruct_get_boolean(t, &no_remix) < 0 || + pa_tagstruct_get_boolean(t, &fix_format) < 0 || + pa_tagstruct_get_boolean(t, &fix_rate) < 0 || + pa_tagstruct_get_boolean(t, &fix_channels) < 0 || + pa_tagstruct_get_boolean(t, &no_move) < 0 || + pa_tagstruct_get_boolean(t, &variable_rate) < 0) { + + protocol_error(c); + pa_proplist_free(p); + return; + } + } + + if (c->version >= 13) { + + if (pa_tagstruct_get_boolean(t, &peak_detect) < 0 || + pa_tagstruct_get_boolean(t, &adjust_latency) < 0 || + pa_tagstruct_get_proplist(t, p) < 0 || + pa_tagstruct_getu32(t, &direct_on_input_idx) < 0) { + protocol_error(c); + pa_proplist_free(p); + return; + } + } + + if (!pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); + return; + } if (source_index != PA_INVALID_INDEX) { - source = pa_idxset_get_by_index(c->protocol->core->sources, source_index); - CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY); + + if (!(source = pa_idxset_get_by_index(c->protocol->core->sources, source_index))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); + return; + } + } else if (source_name) { - source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE, 1); - CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY); - } - - s = record_stream_new(c, source, &ss, &map, name, maxlength, fragment_size); + + if (!(source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE, 1))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); + return; + } + } + + if (direct_on_input_idx != PA_INVALID_INDEX) { + + if (!(direct_on_input = pa_idxset_get_by_index(c->protocol->core->sink_inputs, direct_on_input_idx))) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); + return; + } + } + + flags = + (corked ? PA_SOURCE_OUTPUT_START_CORKED : 0) | + (no_remap ? PA_SOURCE_OUTPUT_NO_REMAP : 0) | + (no_remix ? PA_SOURCE_OUTPUT_NO_REMIX : 0) | + (fix_format ? PA_SOURCE_OUTPUT_FIX_FORMAT : 0) | + (fix_rate ? PA_SOURCE_OUTPUT_FIX_RATE : 0) | + (fix_channels ? PA_SOURCE_OUTPUT_FIX_CHANNELS : 0) | + (no_move ? PA_SOURCE_OUTPUT_DONT_MOVE : 0) | + (variable_rate ? PA_SOURCE_OUTPUT_VARIABLE_RATE : 0); + + s = record_stream_new(c, source, &ss, &map, peak_detect, &maxlength, &fragment_size, flags, p, adjust_latency, direct_on_input); + pa_proplist_free(p); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID); - - pa_source_output_cork(s->source_output, corked); - + reply = reply_new(tag); pa_tagstruct_putu32(reply, s->index); - assert(s->source_output); + pa_assert(s->source_output); pa_tagstruct_putu32(reply, s->source_output->index); if (c->version >= 9) { /* Since 0.9 we support sending the buffer metrics back to the client */ - pa_tagstruct_putu32(reply, (uint32_t) pa_memblockq_get_maxlength(s->memblockq)); - pa_tagstruct_putu32(reply, (uint32_t) s->fragment_size); + pa_tagstruct_putu32(reply, (uint32_t) maxlength); + pa_tagstruct_putu32(reply, (uint32_t) fragment_size); } - + + if (c->version >= 12) { + /* Since 0.9.8 we support sending the chosen sample + * spec/channel map/device/suspend status back to the + * client */ + + pa_tagstruct_put_sample_spec(reply, &ss); + pa_tagstruct_put_channel_map(reply, &map); + + pa_tagstruct_putu32(reply, s->source_output->source->index); + pa_tagstruct_puts(reply, s->source_output->source->name); + + pa_tagstruct_put_boolean(reply, pa_source_get_state(s->source_output->source) == PA_SOURCE_SUSPENDED); + } + + if (c->version >= 13) + pa_tagstruct_put_usec(reply, s->source_latency); + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_exit(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - assert(c && t); - + connection *c = CONNECTION(userdata); + + connection_assert_ref(c); + pa_assert(t); + if (!pa_tagstruct_eof(t)) { protocol_error(c); return; } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - - assert(c->protocol && c->protocol->core && c->protocol->core->mainloop); + c->protocol->core->mainloop->quit(c->protocol->core->mainloop, 0); pa_pstream_send_simple_ack(c->pstream, tag); /* nonsense */ } static void command_auth(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const void*cookie; pa_tagstruct *reply; - assert(c && t); + pa_bool_t shm_on_remote, do_shm; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &c->version) < 0 || pa_tagstruct_get_arbitrary(t, &cookie, PA_NATIVE_COOKIE_LENGTH) < 0 || @@ -933,76 +1953,103 @@ static void command_auth(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t return; } + /* Starting with protocol version 13 the MSB of the version tag + reflects if shm is available for this connection or + not. */ + if (c->version >= 13) { + shm_on_remote = !!(c->version & 0x80000000U); + c->version &= 0x7FFFFFFFU; + } + + pa_log_debug("Protocol version: remote %u, local %u", c->version, PA_PROTOCOL_VERSION); + + pa_proplist_setf(c->client->proplist, "native-protocol.version", "%u", c->version); + if (!c->authorized) { - int success = 0; - + pa_bool_t success = FALSE; + #ifdef HAVE_CREDS const pa_creds *creds; if ((creds = pa_pdispatch_creds(pd))) { if (creds->uid == getuid()) - success = 1; + success = TRUE; else if (c->protocol->auth_group) { int r; gid_t gid; if ((gid = pa_get_gid_of_group(c->protocol->auth_group)) == (gid_t) -1) - pa_log_warn("failed to get GID of group '%s'", c->protocol->auth_group); + pa_log_warn("Failed to get GID of group '%s'", c->protocol->auth_group); else if (gid == creds->gid) - success = 1; - + success = TRUE; + if (!success) { if ((r = pa_uid_in_group(creds->uid, c->protocol->auth_group)) < 0) - pa_log_warn("failed to check group membership."); + pa_log_warn("Failed to check group membership."); else if (r > 0) - success = 1; + success = TRUE; } } - + pa_log_info("Got credentials: uid=%lu gid=%lu success=%i", (unsigned long) creds->uid, (unsigned long) creds->gid, - success); - - if (c->version >= 10 && - pa_mempool_is_shared(c->protocol->core->mempool) && - creds->uid == getuid()) { - - pa_pstream_use_shm(c->pstream, 1); - pa_log_info("Enabled SHM for new connection"); - } - + (int) success); } #endif if (!success && memcmp(c->protocol->auth_cookie, cookie, PA_NATIVE_COOKIE_LENGTH) == 0) - success = 1; + success = TRUE; if (!success) { pa_log_warn("Denied access to client with invalid authorization data."); pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS); return; } - - c->authorized = 1; + + c->authorized = TRUE; if (c->auth_timeout_event) { c->protocol->core->mainloop->time_free(c->auth_timeout_event); c->auth_timeout_event = NULL; } } + /* Enable shared memory support if possible */ + do_shm = + pa_mempool_is_shared(c->protocol->core->mempool) && + c->is_local; + + pa_log_debug("SHM possible: %s", pa_yes_no(do_shm)); + + if (do_shm) + if (c->version < 10 || (c->version >= 13 && !shm_on_remote)) + do_shm = FALSE; + + if (do_shm) { + /* Only enable SHM if both sides are owned by the same + * user. This is a security measure because otherwise data + * private to the user might leak. */ + + const pa_creds *creds; + if (!(creds = pa_pdispatch_creds(pd)) || getuid() != creds->uid) + do_shm = FALSE; + } + + pa_log_debug("Negotiated SHM: %s", pa_yes_no(do_shm)); + pa_pstream_enable_shm(c->pstream, do_shm); + reply = reply_new(tag); - pa_tagstruct_putu32(reply, PA_PROTOCOL_VERSION); + pa_tagstruct_putu32(reply, PA_PROTOCOL_VERSION | (do_shm ? 0x80000000 : 0)); #ifdef HAVE_CREDS { /* SHM support is only enabled after both sides made sure they are the same user. */ - + pa_creds ucred; ucred.uid = getuid(); ucred.gid = getgid(); - + pa_pstream_send_tagstruct_with_creds(c->pstream, reply, &ucred); } #else @@ -1011,27 +2058,52 @@ static void command_auth(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t } static void command_set_client_name(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - const char *name; - assert(c && t); + connection *c = CONNECTION(userdata); + const char *name = NULL; + pa_proplist *p; + pa_tagstruct *reply; - if (pa_tagstruct_gets(t, &name) < 0 || + connection_assert_ref(c); + pa_assert(t); + + p = pa_proplist_new(); + + if ((c->version < 13 && pa_tagstruct_gets(t, &name) < 0) || + (c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) || !pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); return; } - CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID); - - pa_client_set_name(c->client, name); - pa_pstream_send_simple_ack(c->pstream, tag); + if (name) + if (pa_proplist_sets(p, PA_PROP_APPLICATION_NAME, name) < 0) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); + pa_proplist_free(p); + return; + } + + pa_proplist_update(c->client->proplist, PA_UPDATE_REPLACE, p); + pa_proplist_free(p); + + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index); + + reply = reply_new(tag); + + if (c->version >= 13) + pa_tagstruct_putu32(reply, c->client->index); + + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const char *name; uint32_t idx = PA_IDXSET_INVALID; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_gets(t, &name) < 0 || !pa_tagstruct_eof(t)) { @@ -1048,7 +2120,7 @@ static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uin idx = sink->index; } else { pa_source *source; - assert(command == PA_COMMAND_LOOKUP_SOURCE); + pa_assert(command == PA_COMMAND_LOOKUP_SOURCE); if ((source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1))) idx = source->index; } @@ -1064,10 +2136,12 @@ static void command_lookup(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uin } static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; - struct playback_stream *s; - assert(c && t); + playback_stream *s; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || !pa_tagstruct_eof(t)) { @@ -1078,29 +2152,18 @@ static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); - - s->drain_request = 0; - - pa_memblockq_prebuf_disable(s->memblockq); - - if (!pa_memblockq_is_readable(s->memblockq)) { -/* pa_log("immediate drain: %u", pa_memblockq_get_length(s->memblockq)); */ - pa_pstream_send_simple_ack(c->pstream, tag); - } else { -/* pa_log("slow drain triggered"); */ - s->drain_request = 1; - s->drain_tag = tag; + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); - pa_sink_notify(s->sink_input->sink); - } -} + pa_asyncmsgq_post(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_DRAIN, PA_UINT_TO_PTR(tag), 0, NULL, NULL); +} static void command_stat(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_tagstruct *reply; const pa_mempool_stat *stat; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (!pa_tagstruct_eof(t)) { protocol_error(c); @@ -1110,25 +2173,27 @@ static void command_stat(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); stat = pa_mempool_get_stat(c->protocol->core->mempool); - + reply = reply_new(tag); - pa_tagstruct_putu32(reply, (uint32_t) AO_load_acquire_read((AO_t*) &stat->n_allocated)); - pa_tagstruct_putu32(reply, (uint32_t) AO_load_acquire_read((AO_t*) &stat->allocated_size)); - pa_tagstruct_putu32(reply, (uint32_t) AO_load_acquire_read((AO_t*) &stat->n_accumulated)); - pa_tagstruct_putu32(reply, (uint32_t) AO_load_acquire_read((AO_t*) &stat->accumulated_size)); + pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_allocated)); + pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->allocated_size)); + pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_accumulated)); + pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->accumulated_size)); pa_tagstruct_putu32(reply, pa_scache_total_size(c->protocol->core)); pa_pstream_send_tagstruct(c->pstream, reply); } static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_tagstruct *reply; - struct playback_stream *s; + playback_stream *s; struct timeval tv, now; uint32_t idx; pa_usec_t latency; - assert(c && t); - + + connection_assert_ref(c); + pa_assert(t); + if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_get_timeval(t, &tv) < 0 || !pa_tagstruct_eof(t)) { @@ -1139,31 +2204,40 @@ static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0, tag, PA_ERR_NOENTITY) reply = reply_new(tag); latency = pa_sink_get_latency(s->sink_input->sink); - if (s->sink_input->resampled_chunk.memblock) - latency += pa_bytes_to_usec(s->sink_input->resampled_chunk.length, &s->sink_input->sample_spec); + latency += pa_bytes_to_usec(s->render_memblockq_length, &s->sink_input->sample_spec); + pa_tagstruct_put_usec(reply, latency); - + pa_tagstruct_put_usec(reply, 0); - pa_tagstruct_put_boolean(reply, s->sink_input->state == PA_SINK_INPUT_RUNNING); + pa_tagstruct_put_boolean(reply, s->sink_input->thread_info.playing_for > 0); pa_tagstruct_put_timeval(reply, &tv); pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now)); - pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq)); - pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq)); + pa_tagstruct_puts64(reply, s->write_index); + pa_tagstruct_puts64(reply, s->read_index); + + if (c->version >= 13) { + pa_tagstruct_putu64(reply, s->sink_input->thread_info.underrun_for); + pa_tagstruct_putu64(reply, s->sink_input->thread_info.playing_for); + } + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_tagstruct *reply; - struct record_stream *s; + record_stream *s; struct timeval tv, now; uint32_t idx; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_get_timeval(t, &tv) < 0 || @@ -1179,7 +2253,7 @@ static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN reply = reply_new(tag); pa_tagstruct_put_usec(reply, s->source_output->source->monitor_of ? pa_sink_get_latency(s->source_output->source->monitor_of) : 0); pa_tagstruct_put_usec(reply, pa_source_get_latency(s->source_output->source)); - pa_tagstruct_put_boolean(reply, 0); + pa_tagstruct_put_boolean(reply, pa_source_get_state(s->source_output->source) == PA_SOURCE_RUNNING); pa_tagstruct_put_timeval(reply, &tv); pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now)); pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq)); @@ -1188,20 +2262,22 @@ static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN } static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - struct upload_stream *s; + connection *c = CONNECTION(userdata); + upload_stream *s; uint32_t length; - const char *name; + const char *name = NULL; pa_sample_spec ss; pa_channel_map map; pa_tagstruct *reply; - assert(c && t && c->protocol && c->protocol->core); - - if (pa_tagstruct_gets(t, &name) < 0 || + pa_proplist *p; + + connection_assert_ref(c); + pa_assert(t); + + if (pa_tagstruct_gets(t, &name) < 0 || pa_tagstruct_get_sample_spec(t, &ss) < 0 || pa_tagstruct_get_channel_map(t, &map) < 0 || - pa_tagstruct_getu32(t, &length) < 0 || - !pa_tagstruct_eof(t)) { + pa_tagstruct_getu32(t, &length) < 0) { protocol_error(c); return; } @@ -1212,11 +2288,28 @@ static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, (length % pa_frame_size(&ss)) == 0 && length > 0, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, length <= PA_SCACHE_ENTRY_SIZE_MAX, tag, PA_ERR_TOOLARGE); + + p = pa_proplist_new(); + + if (c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) { + protocol_error(c); + pa_proplist_free(p); + return; + } + + if (c->version < 13) + pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name); + else if (!name) + if (!(name = pa_proplist_gets(p, PA_PROP_EVENT_ID))) + name = pa_proplist_gets(p, PA_PROP_MEDIA_NAME); + CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name), tag, PA_ERR_INVALID); - - s = upload_stream_new(c, &ss, &map, name, length); + + s = upload_stream_new(c, &ss, &map, name, length, p); + pa_proplist_free(p); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID); - + reply = reply_new(tag); pa_tagstruct_putu32(reply, s->index); pa_tagstruct_putu32(reply, length); @@ -1224,12 +2317,14 @@ static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ } static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t channel; - struct upload_stream *s; + upload_stream *s; uint32_t idx; - assert(c && t); - + + connection_assert_ref(c); + pa_assert(t); + if (pa_tagstruct_getu32(t, &channel) < 0 || !pa_tagstruct_eof(t)) { protocol_error(c); @@ -1240,34 +2335,39 @@ static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ s = pa_idxset_get_by_index(c->output_streams, channel); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == UPLOAD_STREAM, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, upload_stream_isinstance(s), tag, PA_ERR_NOENTITY); - if (pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, &idx) < 0) + if (pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, s->proplist, &idx) < 0) pa_pstream_send_error(c->pstream, tag, PA_ERR_INTERNAL); else pa_pstream_send_simple_ack(c->pstream, tag); - - upload_stream_free(s); + + upload_stream_unlink(s); } static void command_play_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t sink_index; pa_volume_t volume; pa_sink *sink; const char *name, *sink_name; - assert(c && t); + uint32_t idx; + pa_proplist *p; + pa_tagstruct *reply; + + connection_assert_ref(c); + pa_assert(t); + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); if (pa_tagstruct_getu32(t, &sink_index) < 0 || pa_tagstruct_gets(t, &sink_name) < 0 || pa_tagstruct_getu32(t, &volume) < 0 || - pa_tagstruct_gets(t, &name) < 0 || - !pa_tagstruct_eof(t)) { + pa_tagstruct_gets(t, &name) < 0) { protocol_error(c); return; } - - CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || (*sink_name && pa_utf8_valid(name)), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name), tag, PA_ERR_INVALID); @@ -1278,18 +2378,37 @@ static void command_play_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY); - if (pa_scache_play_item(c->protocol->core, name, sink, volume) < 0) { + p = pa_proplist_new(); + + if ((c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) || + !pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); + return; + } + + if (pa_scache_play_item(c->protocol->core, name, sink, volume, p, &idx) < 0) { pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); + pa_proplist_free(p); return; } - pa_pstream_send_simple_ack(c->pstream, tag); + pa_proplist_free(p); + + reply = reply_new(tag); + + if (c->version >= 13) + pa_tagstruct_putu32(reply, idx); + + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_remove_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const char *name; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_gets(t, &name) < 0 || !pa_tagstruct_eof(t)) { @@ -1308,62 +2427,105 @@ static void command_remove_sample(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED pa_pstream_send_simple_ack(c->pstream, tag); } -static void sink_fill_tagstruct(pa_tagstruct *t, pa_sink *sink) { - assert(t && sink); +static void fixup_sample_spec(connection *c, pa_sample_spec *fixed, const pa_sample_spec *original) { + pa_assert(c); + pa_assert(fixed); + pa_assert(original); + + *fixed = *original; + + if (c->version < 12) { + /* Before protocol version 12 we didn't support S32 samples, + * so we need to lie about this to the client */ + + if (fixed->format == PA_SAMPLE_S32LE) + fixed->format = PA_SAMPLE_FLOAT32LE; + if (fixed->format == PA_SAMPLE_S32BE) + fixed->format = PA_SAMPLE_FLOAT32BE; + } +} + +static void sink_fill_tagstruct(connection *c, pa_tagstruct *t, pa_sink *sink) { + pa_sample_spec fixed_ss; + + pa_assert(t); + pa_sink_assert_ref(sink); + + fixup_sample_spec(c, &fixed_ss, &sink->sample_spec); + pa_tagstruct_put( t, PA_TAG_U32, sink->index, PA_TAG_STRING, sink->name, - PA_TAG_STRING, sink->description, - PA_TAG_SAMPLE_SPEC, &sink->sample_spec, + PA_TAG_STRING, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)), + PA_TAG_SAMPLE_SPEC, &fixed_ss, PA_TAG_CHANNEL_MAP, &sink->channel_map, - PA_TAG_U32, sink->owner ? sink->owner->index : PA_INVALID_INDEX, - PA_TAG_CVOLUME, pa_sink_get_volume(sink, PA_MIXER_HARDWARE), - PA_TAG_BOOLEAN, pa_sink_get_mute(sink, PA_MIXER_HARDWARE), + PA_TAG_U32, sink->module ? sink->module->index : PA_INVALID_INDEX, + PA_TAG_CVOLUME, pa_sink_get_volume(sink), + PA_TAG_BOOLEAN, pa_sink_get_mute(sink), PA_TAG_U32, sink->monitor_source ? sink->monitor_source->index : PA_INVALID_INDEX, PA_TAG_STRING, sink->monitor_source ? sink->monitor_source->name : NULL, PA_TAG_USEC, pa_sink_get_latency(sink), PA_TAG_STRING, sink->driver, - PA_TAG_U32, - (sink->get_hw_volume ? PA_SINK_HW_VOLUME_CTRL : 0) | - (sink->get_latency ? PA_SINK_LATENCY : 0) | - (sink->is_hardware ? PA_SINK_HARDWARE : 0), + PA_TAG_U32, sink->flags, PA_TAG_INVALID); + + if (c->version >= 13) { + pa_tagstruct_put_proplist(t, sink->proplist); + pa_tagstruct_put_usec(t, pa_sink_get_requested_latency(sink)); + } } -static void source_fill_tagstruct(pa_tagstruct *t, pa_source *source) { - assert(t && source); +static void source_fill_tagstruct(connection *c, pa_tagstruct *t, pa_source *source) { + pa_sample_spec fixed_ss; + + pa_assert(t); + pa_source_assert_ref(source); + + fixup_sample_spec(c, &fixed_ss, &source->sample_spec); + pa_tagstruct_put( t, PA_TAG_U32, source->index, PA_TAG_STRING, source->name, - PA_TAG_STRING, source->description, - PA_TAG_SAMPLE_SPEC, &source->sample_spec, + PA_TAG_STRING, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)), + PA_TAG_SAMPLE_SPEC, &fixed_ss, PA_TAG_CHANNEL_MAP, &source->channel_map, - PA_TAG_U32, source->owner ? source->owner->index : PA_INVALID_INDEX, - PA_TAG_CVOLUME, pa_source_get_volume(source, PA_MIXER_HARDWARE), - PA_TAG_BOOLEAN, pa_source_get_mute(source, PA_MIXER_HARDWARE), + PA_TAG_U32, source->module ? source->module->index : PA_INVALID_INDEX, + PA_TAG_CVOLUME, pa_source_get_volume(source), + PA_TAG_BOOLEAN, pa_source_get_mute(source), PA_TAG_U32, source->monitor_of ? source->monitor_of->index : PA_INVALID_INDEX, PA_TAG_STRING, source->monitor_of ? source->monitor_of->name : NULL, PA_TAG_USEC, pa_source_get_latency(source), PA_TAG_STRING, source->driver, - PA_TAG_U32, - (source->get_hw_volume ? PA_SOURCE_HW_VOLUME_CTRL : 0) | - (source->get_latency ? PA_SOURCE_LATENCY : 0) | - (source->is_hardware ? PA_SOURCE_HARDWARE : 0), + PA_TAG_U32, source->flags, PA_TAG_INVALID); + + if (c->version >= 13) { + pa_tagstruct_put_proplist(t, source->proplist); + pa_tagstruct_put_usec(t, pa_source_get_requested_latency(source)); + } } -static void client_fill_tagstruct(pa_tagstruct *t, pa_client *client) { - assert(t && client); + +static void client_fill_tagstruct(connection *c, pa_tagstruct *t, pa_client *client) { + pa_assert(t); + pa_assert(client); + pa_tagstruct_putu32(t, client->index); - pa_tagstruct_puts(t, client->name); - pa_tagstruct_putu32(t, client->owner ? client->owner->index : PA_INVALID_INDEX); + pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(client->proplist, PA_PROP_APPLICATION_NAME))); + pa_tagstruct_putu32(t, client->module ? client->module->index : PA_INVALID_INDEX); pa_tagstruct_puts(t, client->driver); + + if (c->version >= 13) + pa_tagstruct_put_proplist(t, client->proplist); + } static void module_fill_tagstruct(pa_tagstruct *t, pa_module *module) { - assert(t && module); + pa_assert(t); + pa_assert(module); + pa_tagstruct_putu32(t, module->index); pa_tagstruct_puts(t, module->name); pa_tagstruct_puts(t, module->argument); @@ -1371,52 +2533,85 @@ static void module_fill_tagstruct(pa_tagstruct *t, pa_module *module) { pa_tagstruct_put_boolean(t, module->auto_unload); } -static void sink_input_fill_tagstruct(pa_tagstruct *t, pa_sink_input *s) { - assert(t && s); +static void sink_input_fill_tagstruct(connection *c, pa_tagstruct *t, pa_sink_input *s) { + pa_sample_spec fixed_ss; + pa_usec_t sink_latency; + + pa_assert(t); + pa_sink_input_assert_ref(s); + + fixup_sample_spec(c, &fixed_ss, &s->sample_spec); + pa_tagstruct_putu32(t, s->index); - pa_tagstruct_puts(t, s->name); + pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME))); pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX); pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX); pa_tagstruct_putu32(t, s->sink->index); - pa_tagstruct_put_sample_spec(t, &s->sample_spec); + pa_tagstruct_put_sample_spec(t, &fixed_ss); pa_tagstruct_put_channel_map(t, &s->channel_map); pa_tagstruct_put_cvolume(t, &s->volume); - pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s)); - pa_tagstruct_put_usec(t, pa_sink_get_latency(s->sink)); + pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s, &sink_latency)); + pa_tagstruct_put_usec(t, sink_latency); pa_tagstruct_puts(t, pa_resample_method_to_string(pa_sink_input_get_resample_method(s))); pa_tagstruct_puts(t, s->driver); + if (c->version >= 11) + pa_tagstruct_put_boolean(t, pa_sink_input_get_mute(s)); + if (c->version >= 13) + pa_tagstruct_put_proplist(t, s->proplist); } -static void source_output_fill_tagstruct(pa_tagstruct *t, pa_source_output *s) { - assert(t && s); +static void source_output_fill_tagstruct(connection *c, pa_tagstruct *t, pa_source_output *s) { + pa_sample_spec fixed_ss; + pa_usec_t source_latency; + + pa_assert(t); + pa_source_output_assert_ref(s); + + fixup_sample_spec(c, &fixed_ss, &s->sample_spec); + pa_tagstruct_putu32(t, s->index); - pa_tagstruct_puts(t, s->name); + pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME))); pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX); pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX); pa_tagstruct_putu32(t, s->source->index); - pa_tagstruct_put_sample_spec(t, &s->sample_spec); + pa_tagstruct_put_sample_spec(t, &fixed_ss); pa_tagstruct_put_channel_map(t, &s->channel_map); - pa_tagstruct_put_usec(t, pa_source_output_get_latency(s)); - pa_tagstruct_put_usec(t, pa_source_get_latency(s->source)); + pa_tagstruct_put_usec(t, pa_source_output_get_latency(s, &source_latency)); + pa_tagstruct_put_usec(t, source_latency); pa_tagstruct_puts(t, pa_resample_method_to_string(pa_source_output_get_resample_method(s))); pa_tagstruct_puts(t, s->driver); + + if (c->version >= 13) + pa_tagstruct_put_proplist(t, s->proplist); } -static void scache_fill_tagstruct(pa_tagstruct *t, pa_scache_entry *e) { - assert(t && e); +static void scache_fill_tagstruct(connection *c, pa_tagstruct *t, pa_scache_entry *e) { + pa_sample_spec fixed_ss; + + pa_assert(t); + pa_assert(e); + + if (e->memchunk.memblock) + fixup_sample_spec(c, &fixed_ss, &e->sample_spec); + else + memset(&fixed_ss, 0, sizeof(fixed_ss)); + pa_tagstruct_putu32(t, e->index); pa_tagstruct_puts(t, e->name); pa_tagstruct_put_cvolume(t, &e->volume); - pa_tagstruct_put_usec(t, pa_bytes_to_usec(e->memchunk.length, &e->sample_spec)); - pa_tagstruct_put_sample_spec(t, &e->sample_spec); + pa_tagstruct_put_usec(t, e->memchunk.memblock ? pa_bytes_to_usec(e->memchunk.length, &e->sample_spec) : 0); + pa_tagstruct_put_sample_spec(t, &fixed_ss); pa_tagstruct_put_channel_map(t, &e->channel_map); pa_tagstruct_putu32(t, e->memchunk.length); pa_tagstruct_put_boolean(t, e->lazy); pa_tagstruct_puts(t, e->filename); + + if (c->version >= 13) + pa_tagstruct_put_proplist(t, e->proplist); } static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; pa_sink *sink = NULL; pa_source *source = NULL; @@ -1427,7 +2622,9 @@ static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, u pa_scache_entry *sce = NULL; const char *name; pa_tagstruct *reply; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || (command != PA_COMMAND_GET_CLIENT_INFO && @@ -1455,20 +2652,20 @@ static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, u source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); } else if (command == PA_COMMAND_GET_CLIENT_INFO) client = pa_idxset_get_by_index(c->protocol->core->clients, idx); - else if (command == PA_COMMAND_GET_MODULE_INFO) + else if (command == PA_COMMAND_GET_MODULE_INFO) module = pa_idxset_get_by_index(c->protocol->core->modules, idx); else if (command == PA_COMMAND_GET_SINK_INPUT_INFO) si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO) so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx); else { - assert(command == PA_COMMAND_GET_SAMPLE_INFO); + pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO); if (idx != PA_INVALID_INDEX) sce = pa_idxset_get_by_index(c->protocol->core->scache, idx); else sce = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SAMPLE, 0); } - + if (!sink && !source && !client && !module && !si && !so && !sce) { pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY); return; @@ -1476,29 +2673,31 @@ static void command_get_info(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, u reply = reply_new(tag); if (sink) - sink_fill_tagstruct(reply, sink); + sink_fill_tagstruct(c, reply, sink); else if (source) - source_fill_tagstruct(reply, source); + source_fill_tagstruct(c, reply, source); else if (client) - client_fill_tagstruct(reply, client); + client_fill_tagstruct(c, reply, client); else if (module) module_fill_tagstruct(reply, module); else if (si) - sink_input_fill_tagstruct(reply, si); + sink_input_fill_tagstruct(c, reply, si); else if (so) - source_output_fill_tagstruct(reply, so); + source_output_fill_tagstruct(c, reply, so); else - scache_fill_tagstruct(reply, sce); + scache_fill_tagstruct(c, reply, sce); pa_pstream_send_tagstruct(c->pstream, reply); } static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_idxset *i; uint32_t idx; void *p; pa_tagstruct *reply; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (!pa_tagstruct_eof(t)) { protocol_error(c); @@ -1522,54 +2721,59 @@ static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t comma else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST) i = c->protocol->core->source_outputs; else { - assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST); + pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST); i = c->protocol->core->scache; } if (i) { for (p = pa_idxset_first(i, &idx); p; p = pa_idxset_next(i, &idx)) { if (command == PA_COMMAND_GET_SINK_INFO_LIST) - sink_fill_tagstruct(reply, p); + sink_fill_tagstruct(c, reply, p); else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST) - source_fill_tagstruct(reply, p); + source_fill_tagstruct(c, reply, p); else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST) - client_fill_tagstruct(reply, p); + client_fill_tagstruct(c, reply, p); else if (command == PA_COMMAND_GET_MODULE_INFO_LIST) module_fill_tagstruct(reply, p); else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST) - sink_input_fill_tagstruct(reply, p); - else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST) - source_output_fill_tagstruct(reply, p); + sink_input_fill_tagstruct(c, reply, p); + else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST) + source_output_fill_tagstruct(c, reply, p); else { - assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST); - scache_fill_tagstruct(reply, p); + pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST); + scache_fill_tagstruct(c, reply, p); } } } - + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_get_server_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_tagstruct *reply; char txt[256]; const char *n; - assert(c && t); + pa_sample_spec fixed_ss; + + connection_assert_ref(c); + pa_assert(t); if (!pa_tagstruct_eof(t)) { protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); reply = reply_new(tag); pa_tagstruct_puts(reply, PACKAGE_NAME); pa_tagstruct_puts(reply, PACKAGE_VERSION); pa_tagstruct_puts(reply, pa_get_user_name(txt, sizeof(txt))); - pa_tagstruct_puts(reply, pa_get_fqdn(txt, sizeof(txt))); - pa_tagstruct_put_sample_spec(reply, &c->protocol->core->default_sample_spec); + pa_tagstruct_puts(reply, pa_get_host_name(txt, sizeof(txt))); + + fixup_sample_spec(c, &fixed_ss, &c->protocol->core->default_sample_spec); + pa_tagstruct_put_sample_spec(reply, &fixed_ss); n = pa_namereg_get_default_sink_name(c->protocol->core); pa_tagstruct_puts(reply, n); @@ -1577,14 +2781,15 @@ static void command_get_server_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE pa_tagstruct_puts(reply, n); pa_tagstruct_putu32(reply, c->protocol->core->cookie); - + pa_pstream_send_tagstruct(c->pstream, reply); } static void subscription_cb(pa_core *core, pa_subscription_event_type_t e, uint32_t idx, void *userdata) { pa_tagstruct *t; - struct connection *c = userdata; - assert(c && core); + connection *c = CONNECTION(userdata); + + connection_assert_ref(c); t = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE_EVENT); @@ -1595,9 +2800,11 @@ static void subscription_cb(pa_core *core, pa_subscription_event_type_t e, uint3 } static void command_subscribe(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_subscription_mask_t m; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &m) < 0 || !pa_tagstruct_eof(t)) { @@ -1607,13 +2814,13 @@ static void command_subscribe(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, (m & ~PA_SUBSCRIPTION_MASK_ALL) == 0, tag, PA_ERR_INVALID); - + if (c->subscription) pa_subscription_free(c->subscription); if (m != 0) { c->subscription = pa_subscription_new(c->protocol->core, m, subscription_cb, c); - assert(c->subscription); + pa_assert(c->subscription); } else c->subscription = NULL; @@ -1626,15 +2833,17 @@ static void command_set_volume( uint32_t tag, pa_tagstruct *t, void *userdata) { - - struct connection *c = userdata; + + connection *c = CONNECTION(userdata); uint32_t idx; pa_cvolume volume; pa_sink *sink = NULL; pa_source *source = NULL; pa_sink_input *si = NULL; const char *name = NULL; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || (command == PA_COMMAND_SET_SINK_VOLUME && pa_tagstruct_gets(t, &name) < 0) || @@ -1644,32 +2853,41 @@ static void command_set_volume( protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || (*name && pa_utf8_valid(name)), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID); - if (command == PA_COMMAND_SET_SINK_VOLUME) { - if (idx != PA_INVALID_INDEX) - sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx); - else - sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1); - } else if (command == PA_COMMAND_SET_SOURCE_VOLUME) { - if (idx != (uint32_t) -1) - source = pa_idxset_get_by_index(c->protocol->core->sources, idx); - else - source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); - } else { - assert(command == PA_COMMAND_SET_SINK_INPUT_VOLUME); - si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); + switch (command) { + + case PA_COMMAND_SET_SINK_VOLUME: + if (idx != PA_INVALID_INDEX) + sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx); + else + sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1); + break; + + case PA_COMMAND_SET_SOURCE_VOLUME: + if (idx != PA_INVALID_INDEX) + source = pa_idxset_get_by_index(c->protocol->core->sources, idx); + else + source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); + break; + + case PA_COMMAND_SET_SINK_INPUT_VOLUME: + si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); + break; + + default: + pa_assert_not_reached(); } CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY); if (sink) - pa_sink_set_volume(sink, PA_MIXER_HARDWARE, &volume); + pa_sink_set_volume(sink, &volume); else if (source) - pa_source_set_volume(source, PA_MIXER_HARDWARE, &volume); + pa_source_set_volume(source, &volume); else if (si) pa_sink_input_set_volume(si, &volume); @@ -1682,55 +2900,77 @@ static void command_set_mute( uint32_t tag, pa_tagstruct *t, void *userdata) { - - struct connection *c = userdata; + + connection *c = CONNECTION(userdata); uint32_t idx; - int mute; + pa_bool_t mute; pa_sink *sink = NULL; pa_source *source = NULL; + pa_sink_input *si = NULL; const char *name = NULL; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || - pa_tagstruct_gets(t, &name) < 0 || + (command == PA_COMMAND_SET_SINK_MUTE && pa_tagstruct_gets(t, &name) < 0) || + (command == PA_COMMAND_SET_SOURCE_MUTE && pa_tagstruct_gets(t, &name) < 0) || pa_tagstruct_get_boolean(t, &mute) || !pa_tagstruct_eof(t)) { protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || (*name && pa_utf8_valid(name)), tag, PA_ERR_INVALID); - if (command == PA_COMMAND_SET_SINK_MUTE) { - if (idx != PA_INVALID_INDEX) - sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx); - else - sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1); - } else { - assert(command == PA_COMMAND_SET_SOURCE_MUTE); - if (idx != (uint32_t) -1) - source = pa_idxset_get_by_index(c->protocol->core->sources, idx); - else - source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); + 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 + sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1); + + break; + + case PA_COMMAND_SET_SOURCE_MUTE: + if (idx != PA_INVALID_INDEX) + source = pa_idxset_get_by_index(c->protocol->core->sources, idx); + else + source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); + + break; + + case PA_COMMAND_SET_SINK_INPUT_MUTE: + si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); + break; + + default: + pa_assert_not_reached(); } - CHECK_VALIDITY(c->pstream, sink || source, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY); if (sink) - pa_sink_set_mute(sink, PA_MIXER_HARDWARE, mute); + pa_sink_set_mute(sink, mute); else if (source) - pa_source_set_mute(source, PA_MIXER_HARDWARE, mute); + pa_source_set_mute(source, mute); + else if (si) + pa_sink_input_set_mute(si, mute); pa_pstream_send_simple_ack(c->pstream, tag); } static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; - int b; - struct playback_stream *s, *ssync; - assert(c && t); + pa_bool_t b; + playback_stream *s; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_get_boolean(t, &b) < 0 || @@ -1743,73 +2983,19 @@ static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID); s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); pa_sink_input_cork(s->sink_input, b); - pa_memblockq_prebuf_force(s->memblockq); - - /* Do the same for all other members in the sync group */ - for (ssync = s->prev; ssync; ssync = ssync->prev) { - pa_sink_input_cork(ssync->sink_input, b); - pa_memblockq_prebuf_force(ssync->memblockq); - } - - for (ssync = s->next; ssync; ssync = ssync->next) { - pa_sink_input_cork(ssync->sink_input, b); - pa_memblockq_prebuf_force(ssync->memblockq); - } - - pa_pstream_send_simple_ack(c->pstream, tag); -} - -static void command_flush_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; - uint32_t idx; - struct playback_stream *s, *ssync; - assert(c && t); - - if (pa_tagstruct_getu32(t, &idx) < 0 || - !pa_tagstruct_eof(t)) { - protocol_error(c); - return; - } - - CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); - CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID); - s = pa_idxset_get_by_index(c->output_streams, idx); - CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); - - pa_memblockq_flush(s->memblockq); - s->underrun = 0; - - /* Do the same for all other members in the sync group */ - for (ssync = s->prev; ssync; ssync = ssync->prev) { - pa_memblockq_flush(ssync->memblockq); - ssync->underrun = 0; - } - - for (ssync = s->next; ssync; ssync = ssync->next) { - pa_memblockq_flush(ssync->memblockq); - ssync->underrun = 0; - } - pa_pstream_send_simple_ack(c->pstream, tag); - pa_sink_notify(s->sink_input->sink); - request_bytes(s); - - for (ssync = s->prev; ssync; ssync = ssync->prev) - request_bytes(ssync); - - for (ssync = s->next; ssync; ssync = ssync->next) - request_bytes(ssync); } -static void command_trigger_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; +static void command_trigger_or_flush_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); uint32_t idx; - struct playback_stream *s; - assert(c && t); + playback_stream *s; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || !pa_tagstruct_eof(t)) { @@ -1821,32 +3007,36 @@ static void command_trigger_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID); s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); switch (command) { + case PA_COMMAND_FLUSH_PLAYBACK_STREAM: + pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_FLUSH, NULL, 0, NULL); + break; + case PA_COMMAND_PREBUF_PLAYBACK_STREAM: - pa_memblockq_prebuf_force(s->memblockq); + pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_PREBUF_FORCE, NULL, 0, NULL); break; - + case PA_COMMAND_TRIGGER_PLAYBACK_STREAM: - pa_memblockq_prebuf_disable(s->memblockq); + pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_TRIGGER, NULL, 0, NULL); break; - + default: - abort(); + pa_assert_not_reached(); } - pa_sink_notify(s->sink_input->sink); pa_pstream_send_simple_ack(c->pstream, tag); - request_bytes(s); } static void command_cork_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; - struct record_stream *s; - int b; - assert(c && t); + record_stream *s; + pa_bool_t b; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_get_boolean(t, &b) < 0 || @@ -1865,10 +3055,12 @@ static void command_cork_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UN } static void command_flush_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; - struct record_stream *s; - assert(c && t); + record_stream *s; + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || !pa_tagstruct_eof(t)) { @@ -1884,10 +3076,301 @@ static void command_flush_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_U pa_pstream_send_simple_ack(c->pstream, tag); } +static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); + uint32_t idx; + uint32_t maxlength, tlength, prebuf, minreq, fragsize; + pa_tagstruct *reply; + + connection_assert_ref(c); + pa_assert(t); + + if (pa_tagstruct_getu32(t, &idx) < 0) { + protocol_error(c); + return; + } + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + + if (command == PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR) { + playback_stream *s; + pa_bool_t adjust_latency = FALSE; + + s = pa_idxset_get_by_index(c->output_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); + + if (pa_tagstruct_get( + t, + PA_TAG_U32, &maxlength, + PA_TAG_U32, &tlength, + PA_TAG_U32, &prebuf, + PA_TAG_U32, &minreq, + PA_TAG_INVALID) < 0 || + (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) || + !pa_tagstruct_eof(t)) { + protocol_error(c); + return; + } + + fix_playback_buffer_attr_pre(s, adjust_latency, &maxlength, &tlength, &prebuf, &minreq); + pa_memblockq_set_maxlength(s->memblockq, maxlength); + pa_memblockq_set_tlength(s->memblockq, tlength); + pa_memblockq_set_prebuf(s->memblockq, prebuf); + pa_memblockq_set_minreq(s->memblockq, minreq); + fix_playback_buffer_attr_post(s, &maxlength, &tlength, &prebuf, &minreq); + + reply = reply_new(tag); + pa_tagstruct_putu32(reply, maxlength); + pa_tagstruct_putu32(reply, tlength); + pa_tagstruct_putu32(reply, prebuf); + pa_tagstruct_putu32(reply, minreq); + + if (c->version >= 13) + pa_tagstruct_put_usec(reply, s->sink_latency); + + } else { + record_stream *s; + pa_bool_t adjust_latency = FALSE; + pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR); + + s = pa_idxset_get_by_index(c->record_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + + if (pa_tagstruct_get( + t, + PA_TAG_U32, &maxlength, + PA_TAG_U32, &fragsize, + PA_TAG_INVALID) < 0 || + (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) || + !pa_tagstruct_eof(t)) { + protocol_error(c); + return; + } + + fix_record_buffer_attr_pre(s, adjust_latency, &maxlength, &fragsize); + pa_memblockq_set_maxlength(s->memblockq, maxlength); + fix_record_buffer_attr_post(s, &maxlength, &fragsize); + + reply = reply_new(tag); + pa_tagstruct_putu32(reply, maxlength); + pa_tagstruct_putu32(reply, fragsize); + + if (c->version >= 13) + pa_tagstruct_put_usec(reply, s->source_latency); + } + + pa_pstream_send_tagstruct(c->pstream, reply); +} + +static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); + uint32_t idx; + uint32_t rate; + + connection_assert_ref(c); + pa_assert(t); + + if (pa_tagstruct_getu32(t, &idx) < 0 || + pa_tagstruct_getu32(t, &rate) < 0 || + !pa_tagstruct_eof(t)) { + protocol_error(c); + return; + } + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + CHECK_VALIDITY(c->pstream, rate > 0 && rate <= PA_RATE_MAX, tag, PA_ERR_INVALID); + + if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE) { + playback_stream *s; + + s = pa_idxset_get_by_index(c->output_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); + + pa_sink_input_set_rate(s->sink_input, rate); + + } else { + record_stream *s; + pa_assert(command == PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE); + + s = pa_idxset_get_by_index(c->record_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + + pa_source_output_set_rate(s->source_output, rate); + } + + pa_pstream_send_simple_ack(c->pstream, tag); +} + +static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); + uint32_t idx; + uint32_t mode; + pa_proplist *p; + + connection_assert_ref(c); + pa_assert(t); + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + + p = pa_proplist_new(); + + if (command == PA_COMMAND_UPDATE_CLIENT_PROPLIST) { + + if (pa_tagstruct_getu32(t, &mode) < 0 || + pa_tagstruct_get_proplist(t, p) < 0 || + !pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); + return; + } + + } else { + + if (pa_tagstruct_getu32(t, &idx) < 0 || + pa_tagstruct_getu32(t, &mode) < 0 || + pa_tagstruct_get_proplist(t, p) < 0 || + !pa_tagstruct_eof(t)) { + protocol_error(c); + pa_proplist_free(p); + return; + } + } + + CHECK_VALIDITY(c->pstream, mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE, tag, PA_ERR_INVALID); + + if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST) { + playback_stream *s; + + s = pa_idxset_get_by_index(c->output_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); + + pa_proplist_update(s->sink_input->proplist, mode, p); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->sink_input->index); + + } else if (command == PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST) { + record_stream *s; + + s = pa_idxset_get_by_index(c->record_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + + pa_proplist_update(s->source_output->proplist, mode, p); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->source_output->index); + } else { + pa_assert(command == PA_COMMAND_UPDATE_CLIENT_PROPLIST); + + pa_proplist_update(c->client->proplist, mode, p); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index); + } + + pa_pstream_send_simple_ack(c->pstream, tag); +} + +static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); + uint32_t idx; + unsigned changed = 0; + pa_proplist *p; + pa_strlist *l = NULL; + + connection_assert_ref(c); + pa_assert(t); + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + + if (command != PA_COMMAND_REMOVE_CLIENT_PROPLIST) { + + if (pa_tagstruct_getu32(t, &idx) < 0) { + protocol_error(c); + return; + } + } + + if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) { + playback_stream *s; + + s = pa_idxset_get_by_index(c->output_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); + + p = s->sink_input->proplist; + + } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) { + record_stream *s; + + s = pa_idxset_get_by_index(c->record_streams, idx); + CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + + p = s->source_output->proplist; + } else { + pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST); + + p = c->client->proplist; + } + + for (;;) { + const char *k; + + if (pa_tagstruct_gets(t, &k) < 0) { + protocol_error(c); + pa_strlist_free(l); + return; + } + + if (!k) + break; + + l = pa_strlist_prepend(l, k); + } + + if (!pa_tagstruct_eof(t)) { + protocol_error(c); + pa_strlist_free(l); + return; + } + + for (;;) { + char *z; + + l = pa_strlist_pop(l, &z); + + if (!z) + break; + + changed += pa_proplist_unset(p, z) >= 0; + pa_xfree(z); + } + + pa_pstream_send_simple_ack(c->pstream, tag); + + if (changed) { + if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) { + playback_stream *s; + + s = pa_idxset_get_by_index(c->output_streams, idx); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->sink_input->index); + + } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) { + record_stream *s; + + s = pa_idxset_get_by_index(c->record_streams, idx); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->source_output->index); + + } else { + pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST); + pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index); + } + } +} + static void command_set_default_sink_or_source(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const char *s; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_gets(t, &s) < 0 || !pa_tagstruct_eof(t)) { @@ -1903,10 +3386,12 @@ static void command_set_default_sink_or_source(PA_GCC_UNUSED pa_pdispatch *pd, u } static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; const char *name; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_gets(t, &name) < 0 || @@ -1914,22 +3399,23 @@ static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t com protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID); if (command == PA_COMMAND_SET_PLAYBACK_STREAM_NAME) { - struct playback_stream *s; - + playback_stream *s; + s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, s->type == PLAYBACK_STREAM, tag, PA_ERR_NOENTITY); + CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); pa_sink_input_set_name(s->sink_input, name); - + } else { - struct record_stream *s; - + record_stream *s; + pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_NAME); + s = pa_idxset_get_by_index(c->record_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); @@ -1940,9 +3426,11 @@ static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t com } static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || !pa_tagstruct_eof(t)) { @@ -1954,38 +3442,45 @@ static void command_kill(PA_GCC_UNUSED pa_pdispatch *pd, uint32_t command, uint3 if (command == PA_COMMAND_KILL_CLIENT) { pa_client *client; - + client = pa_idxset_get_by_index(c->protocol->core->clients, idx); CHECK_VALIDITY(c->pstream, client, tag, PA_ERR_NOENTITY); + + connection_ref(c); pa_client_kill(client); - + } else if (command == PA_COMMAND_KILL_SINK_INPUT) { pa_sink_input *s; - + s = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + connection_ref(c); pa_sink_input_kill(s); } else { pa_source_output *s; - assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT); - + pa_assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT); + s = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + connection_ref(c); pa_source_output_kill(s); } pa_pstream_send_simple_ack(c->pstream, tag); + connection_unref(c); } static void command_load_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_module *m; const char *name, *argument; pa_tagstruct *reply; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_gets(t, &name) < 0 || pa_tagstruct_gets(t, &argument) < 0 || @@ -1997,7 +3492,7 @@ static void command_load_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name) && !strchr(name, '/'), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !argument || pa_utf8_valid(argument), tag, PA_ERR_INVALID); - + if (!(m = pa_module_load(c->protocol->core, name, argument))) { pa_pstream_send_error(c->pstream, tag, PA_ERR_MODINITFAILED); return; @@ -2009,17 +3504,19 @@ static void command_load_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED ui } static void command_unload_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx; pa_module *m; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || !pa_tagstruct_eof(t)) { protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); m = pa_idxset_get_by_index(c->protocol->core->modules, idx); CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOENTITY); @@ -2029,22 +3526,24 @@ static void command_unload_module(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED } static void command_add_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const char *name, *module, *argument; uint32_t type; uint32_t idx; pa_tagstruct *reply; - assert(c && t); - if (pa_tagstruct_gets(t, &name) < 0 || - pa_tagstruct_getu32(t, &type) < 0 || - pa_tagstruct_gets(t, &module) < 0 || + connection_assert_ref(c); + pa_assert(t); + + if (pa_tagstruct_gets(t, &name) < 0 || + pa_tagstruct_getu32(t, &type) < 0 || + pa_tagstruct_gets(t, &module) < 0 || pa_tagstruct_gets(t, &argument) < 0 || !pa_tagstruct_eof(t)) { protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, type == 0 || type == 1, tag, PA_ERR_INVALID); @@ -2062,11 +3561,13 @@ static void command_add_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED u } static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const char *name = NULL; uint32_t type, idx = PA_IDXSET_INVALID; int r; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if ((pa_tagstruct_getu32(t, &idx) < 0 && (pa_tagstruct_gets(t, &name) < 0 || @@ -2075,12 +3576,12 @@ static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name || idx != PA_IDXSET_INVALID, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, !name || (*name && pa_utf8_valid(name) && (type == 0 || type == 1)), tag, PA_ERR_INVALID); - if (name) + if (name) r = pa_autoload_remove_by_name(c->protocol->core, name, type == 0 ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE); else r = pa_autoload_remove_by_index(c->protocol->core, idx); @@ -2091,7 +3592,7 @@ static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSE } static void autoload_fill_tagstruct(pa_tagstruct *t, const pa_autoload_entry *e) { - assert(t && e); + pa_assert(t && e); pa_tagstruct_putu32(t, e->index); pa_tagstruct_puts(t, e->name); @@ -2101,12 +3602,14 @@ static void autoload_fill_tagstruct(pa_tagstruct *t, const pa_autoload_entry *e) } static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); const pa_autoload_entry *a = NULL; uint32_t type, idx; const char *name; pa_tagstruct *reply; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if ((pa_tagstruct_getu32(t, &idx) < 0 && (pa_tagstruct_gets(t, &name) < 0 || @@ -2133,15 +3636,17 @@ static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNU } static void command_get_autoload_info_list(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_UNUSED uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); pa_tagstruct *reply; - assert(c && t); + + connection_assert_ref(c); + pa_assert(t); if (!pa_tagstruct_eof(t)) { protocol_error(c); return; } - + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); reply = reply_new(tag); @@ -2153,17 +3658,17 @@ static void command_get_autoload_info_list(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC while ((a = pa_hashmap_iterate(c->protocol->core->autoload_hashmap, &state, NULL))) autoload_fill_tagstruct(reply, a); } - + pa_pstream_send_tagstruct(c->pstream, reply); } static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { - struct connection *c = userdata; + connection *c = CONNECTION(userdata); uint32_t idx = PA_INVALID_INDEX, idx_device = PA_INVALID_INDEX; const char *name = NULL; - - assert(c); - assert(t); + + connection_assert_ref(c); + pa_assert(t); if (pa_tagstruct_getu32(t, &idx) < 0 || pa_tagstruct_getu32(t, &idx_device) < 0 || @@ -2172,7 +3677,7 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag protocol_error(c); return; } - + 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, idx_device != PA_INVALID_INDEX || !name || (*name && pa_utf8_valid(name)), tag, PA_ERR_INVALID); @@ -2182,7 +3687,7 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag pa_sink *sink = NULL; si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx); - + if (idx_device != PA_INVALID_INDEX) sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx_device); else @@ -2190,7 +3695,7 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag CHECK_VALIDITY(c->pstream, si && sink, tag, PA_ERR_NOENTITY); - if (pa_sink_input_move_to(si, sink, 0) < 0) { + if (pa_sink_input_move_to(si, sink) < 0) { pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); return; } @@ -2198,8 +3703,10 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag pa_source_output *so = NULL; pa_source *source; + pa_assert(command == PA_COMMAND_MOVE_SOURCE_OUTPUT); + so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx); - + if (idx_device != PA_INVALID_INDEX) source = pa_idxset_get_by_index(c->protocol->core->sources, idx_device); else @@ -2212,70 +3719,124 @@ static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag return; } } - + + pa_pstream_send_simple_ack(c->pstream, tag); +} + +static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { + connection *c = CONNECTION(userdata); + uint32_t idx = PA_INVALID_INDEX; + const char *name = NULL; + pa_bool_t b; + + connection_assert_ref(c); + pa_assert(t); + + if (pa_tagstruct_getu32(t, &idx) < 0 || + pa_tagstruct_gets(t, &name) < 0 || + pa_tagstruct_get_boolean(t, &b) < 0 || + !pa_tagstruct_eof(t)) { + protocol_error(c); + return; + } + + CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || !*name || pa_utf8_valid(name), tag, PA_ERR_INVALID); + + if (command == PA_COMMAND_SUSPEND_SINK) { + + if (idx == PA_INVALID_INDEX && name && !*name) { + + if (pa_sink_suspend_all(c->protocol->core, b) < 0) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); + return; + } + } else { + pa_sink *sink = NULL; + + if (idx != PA_INVALID_INDEX) + sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx); + else + sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK, 1); + + CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY); + + if (pa_sink_suspend(sink, b) < 0) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); + return; + } + } + } else { + + pa_assert(command == PA_COMMAND_SUSPEND_SOURCE); + + if (idx == PA_INVALID_INDEX && name && !*name) { + + if (pa_source_suspend_all(c->protocol->core, b) < 0) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); + return; + } + + } else { + pa_source *source; + + if (idx != PA_INVALID_INDEX) + source = pa_idxset_get_by_index(c->protocol->core->sources, idx); + else + source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE, 1); + + CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY); + + if (pa_source_suspend(source, b) < 0) { + pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); + return; + } + } + } + pa_pstream_send_simple_ack(c->pstream, tag); - } /*** pstream callbacks ***/ static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, const pa_creds *creds, void *userdata) { - struct connection *c = userdata; - assert(p && packet && packet->data && c); + connection *c = CONNECTION(userdata); + + pa_assert(p); + pa_assert(packet); + connection_assert_ref(c); if (pa_pdispatch_run(c->pdispatch, packet, creds, c) < 0) { pa_log("invalid packet."); - connection_free(c); + connection_unlink(c); } } static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) { - struct connection *c = userdata; - struct output_stream *stream; - assert(p && chunk && userdata); - - if (!(stream = pa_idxset_get_by_index(c->output_streams, channel))) { + connection *c = CONNECTION(userdata); + output_stream *stream; + + pa_assert(p); + pa_assert(chunk); + connection_assert_ref(c); + + if (!(stream = OUTPUT_STREAM(pa_idxset_get_by_index(c->output_streams, channel)))) { pa_log("client sent block for invalid stream."); /* Ignoring */ return; } - if (stream->type == PLAYBACK_STREAM) { - struct playback_stream *ps = (struct playback_stream*) stream; - if (chunk->length >= ps->requested_bytes) - ps->requested_bytes = 0; - else - ps->requested_bytes -= chunk->length; - - pa_memblockq_seek(ps->memblockq, offset, seek); - - if (pa_memblockq_push_align(ps->memblockq, chunk) < 0) { - pa_tagstruct *t; - - pa_log_warn("failed to push data into queue"); - - /* Pushing this block into the queue failed, so we simulate - * it by skipping ahead */ - - pa_memblockq_seek(ps->memblockq, chunk->length, PA_SEEK_RELATIVE); + if (playback_stream_isinstance(stream)) { + playback_stream *ps = PLAYBACK_STREAM(stream); - /* Notify the user */ - t = pa_tagstruct_new(NULL, 0); - pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW); - pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ - pa_tagstruct_putu32(t, ps->index); - pa_pstream_send_tagstruct(p, t); - } + if (seek != PA_SEEK_RELATIVE || offset != 0) + pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_SEEK, PA_UINT_TO_PTR(seek), offset, NULL, NULL); - ps->underrun = 0; - - pa_sink_notify(ps->sink_input->sink); + pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_POST_DATA, NULL, 0, chunk, NULL); } else { - struct upload_stream *u = (struct upload_stream*) stream; + upload_stream *u = UPLOAD_STREAM(stream); size_t l; - - assert(u->type == UPLOAD_STREAM); if (!u->memchunk.memblock) { if (u->length == chunk->length) { @@ -2287,25 +3848,25 @@ static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t o u->memchunk.index = u->memchunk.length = 0; } } - - assert(u->memchunk.memblock); - - l = u->length; + + pa_assert(u->memchunk.memblock); + + l = u->length; if (l > chunk->length) l = chunk->length; - + if (l > 0) { void *src, *dst; dst = pa_memblock_acquire(u->memchunk.memblock); src = pa_memblock_acquire(chunk->memblock); - + memcpy((uint8_t*) dst + u->memchunk.index + u->memchunk.length, (uint8_t*) src+chunk->index, l); pa_memblock_release(u->memchunk.memblock); pa_memblock_release(chunk->memblock); - + u->memchunk.length += l; u->length -= l; } @@ -2313,43 +3874,71 @@ static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t o } static void pstream_die_callback(pa_pstream *p, void *userdata) { - struct connection *c = userdata; - assert(p && c); - connection_free(c); + connection *c = CONNECTION(userdata); -/* pa_log("connection died.");*/ -} + pa_assert(p); + connection_assert_ref(c); + connection_unlink(c); + pa_log_info("connection died."); +} static void pstream_drain_callback(pa_pstream *p, void *userdata) { - struct connection *c = userdata; - assert(p && c); + connection *c = CONNECTION(userdata); + + pa_assert(p); + connection_assert_ref(c); send_memblock(c); } +static void pstream_revoke_callback(pa_pstream *p, uint32_t block_id, void *userdata) { + pa_thread_mq *q; + + if (!(q = pa_thread_mq_get())) + pa_pstream_send_revoke(p, block_id); + else + pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_REVOKE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL); +} + +static void pstream_release_callback(pa_pstream *p, uint32_t block_id, void *userdata) { + pa_thread_mq *q; + + if (!(q = pa_thread_mq_get())) + pa_pstream_send_release(p, block_id); + else + pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_RELEASE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL); +} + /*** client callbacks ***/ static void client_kill_cb(pa_client *c) { - assert(c && c->userdata); - connection_free(c->userdata); + pa_assert(c); + + connection_unlink(CONNECTION(c->userdata)); } /*** socket server callbacks ***/ static void auth_timeout(pa_mainloop_api*m, pa_time_event *e, const struct timeval *tv, void *userdata) { - struct connection *c = userdata; - assert(m && tv && c && c->auth_timeout_event == e); + connection *c = CONNECTION(userdata); + + pa_assert(m); + pa_assert(tv); + connection_assert_ref(c); + pa_assert(c->auth_timeout_event == e); if (!c->authorized) - connection_free(c); + connection_unlink(c); } static void on_connection(PA_GCC_UNUSED pa_socket_server*s, pa_iochannel *io, void *userdata) { pa_protocol_native *p = userdata; - struct connection *c; + connection *c; char cname[256], pname[128]; - assert(io && p); + + pa_assert(io); + pa_assert(p); if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) { pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS); @@ -2357,15 +3946,17 @@ static void on_connection(PA_GCC_UNUSED pa_socket_server*s, pa_iochannel *io, vo return; } - c = pa_xmalloc(sizeof(struct connection)); + c = pa_msgobject_new(connection); + c->parent.parent.free = connection_free; + c->parent.process_msg = connection_process_msg; - c->authorized = !!p->public; + c->authorized = p->public; if (!c->authorized && p->auth_ip_acl && pa_ip_acl_check(p->auth_ip_acl, pa_iochannel_get_recv_fd(io)) > 0) { pa_log_info("Client authenticated by IP ACL."); - c->authorized = 1; + c->authorized = TRUE; } - + if (!c->authorized) { struct timeval tv; pa_gettimeofday(&tv); @@ -2374,59 +3965,56 @@ static void on_connection(PA_GCC_UNUSED pa_socket_server*s, pa_iochannel *io, vo } else c->auth_timeout_event = NULL; + c->is_local = pa_iochannel_socket_is_local(io); c->version = 8; c->protocol = p; pa_iochannel_socket_peer_to_string(io, pname, sizeof(pname)); - snprintf(cname, sizeof(cname), "Native client (%s)", pname); - assert(p->core); + pa_snprintf(cname, sizeof(cname), "Native client (%s)", pname); c->client = pa_client_new(p->core, __FILE__, cname); - assert(c->client); + pa_proplist_sets(c->client->proplist, "native-protocol.peer", pname); c->client->kill = client_kill_cb; c->client->userdata = c; - c->client->owner = p->module; - + c->client->module = p->module; + c->pstream = pa_pstream_new(p->core->mainloop, io, p->core->mempool); - assert(c->pstream); pa_pstream_set_recieve_packet_callback(c->pstream, pstream_packet_callback, c); pa_pstream_set_recieve_memblock_callback(c->pstream, pstream_memblock_callback, c); pa_pstream_set_die_callback(c->pstream, pstream_die_callback, c); pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c); + pa_pstream_set_revoke_callback(c->pstream, pstream_revoke_callback, c); + pa_pstream_set_release_callback(c->pstream, pstream_release_callback, c); c->pdispatch = pa_pdispatch_new(p->core->mainloop, command_table, PA_COMMAND_MAX); - assert(c->pdispatch); c->record_streams = pa_idxset_new(NULL, NULL); c->output_streams = pa_idxset_new(NULL, NULL); - assert(c->record_streams && c->output_streams); c->rrobin_index = PA_IDXSET_INVALID; c->subscription = NULL; pa_idxset_put(p->connections, c, NULL); - #ifdef HAVE_CREDS if (pa_iochannel_creds_supported(io)) pa_iochannel_creds_enable(io); - #endif } /*** module entry points ***/ static int load_key(pa_protocol_native*p, const char*fn) { - assert(p); + pa_assert(p); + + p->auth_cookie_in_property = FALSE; - p->auth_cookie_in_property = 0; - if (!fn && pa_authkey_prop_get(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME, p->auth_cookie, sizeof(p->auth_cookie)) >= 0) { pa_log_info("using already loaded auth cookie."); pa_authkey_prop_ref(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME); - p->auth_cookie_in_property = 1; + p->auth_cookie_in_property = TRUE; return 0; } - + if (!fn) fn = PA_NATIVE_COOKIE_FILE; @@ -2436,39 +4024,39 @@ static int load_key(pa_protocol_native*p, const char*fn) { pa_log_info("loading cookie from disk."); if (pa_authkey_prop_put(p->core, PA_NATIVE_COOKIE_PROPERTY_NAME, p->auth_cookie, sizeof(p->auth_cookie)) >= 0) - p->auth_cookie_in_property = 1; - + p->auth_cookie_in_property = TRUE; + return 0; } static pa_protocol_native* protocol_new_internal(pa_core *c, pa_module *m, pa_modargs *ma) { pa_protocol_native *p; - int public = 0; + pa_bool_t public = FALSE; const char *acl; - - assert(c); - assert(ma); + + pa_assert(c); + pa_assert(ma); if (pa_modargs_get_value_boolean(ma, "auth-anonymous", &public) < 0) { pa_log("auth-anonymous= expects a boolean argument."); return NULL; } - + p = pa_xnew(pa_protocol_native, 1); p->core = c; p->module = m; p->public = public; p->server = NULL; p->auth_ip_acl = NULL; - + #ifdef HAVE_CREDS { - int a = 1; + pa_bool_t a = TRUE; if (pa_modargs_get_value_boolean(ma, "auth-group-enabled", &a) < 0) { pa_log("auth-group-enabled= expects a boolean argument."); return NULL; } - p->auth_group = a ? pa_xstrdup(pa_modargs_get_value(ma, "auth-group", c->is_system_instance ? PA_ACCESS_GROUP : NULL)) : NULL; + p->auth_group = a ? pa_xstrdup(pa_modargs_get_value(ma, "auth-group", pa_in_system_mode() ? PA_ACCESS_GROUP : NULL)) : NULL; if (p->auth_group) pa_log_info("Allowing access to group '%s'.", p->auth_group); @@ -2488,7 +4076,6 @@ static pa_protocol_native* protocol_new_internal(pa_core *c, pa_module *m, pa_mo goto fail; p->connections = pa_idxset_new(NULL, NULL); - assert(p->connections); return p; @@ -2508,8 +4095,8 @@ pa_protocol_native* pa_protocol_native_new(pa_core *core, pa_socket_server *serv if (!(p = protocol_new_internal(core, m, ma))) return NULL; - - p->server = server; + + p->server = pa_socket_server_ref(server); pa_socket_server_set_callback(p->server, on_connection, p); if (pa_socket_server_get_address(p->server, t, sizeof(t))) { @@ -2518,21 +4105,21 @@ pa_protocol_native* pa_protocol_native_new(pa_core *core, pa_socket_server *serv l = pa_strlist_prepend(l, t); pa_property_replace(core, PA_NATIVE_SERVER_PROPERTY_NAME, l); } - + return p; } void pa_protocol_native_free(pa_protocol_native *p) { - struct connection *c; - assert(p); + connection *c; + pa_assert(p); while ((c = pa_idxset_first(p->connections, NULL))) - connection_free(c); + connection_unlink(c); pa_idxset_free(p->connections, NULL, NULL); if (p->server) { char t[256]; - + if (pa_socket_server_get_address(p->server, t, sizeof(t))) { pa_strlist *l; l = pa_property_get(p->core, PA_NATIVE_SERVER_PROPERTY_NAME); @@ -2543,7 +4130,7 @@ void pa_protocol_native_free(pa_protocol_native *p) { else pa_property_remove(p->core, PA_NATIVE_SERVER_PROPERTY_NAME); } - + pa_socket_server_unref(p->server); } @@ -2552,20 +4139,25 @@ void pa_protocol_native_free(pa_protocol_native *p) { if (p->auth_ip_acl) pa_ip_acl_free(p->auth_ip_acl); - + #ifdef HAVE_CREDS pa_xfree(p->auth_group); #endif pa_xfree(p); } -pa_protocol_native* pa_protocol_native_new_iochannel(pa_core*core, pa_iochannel *io, pa_module *m, pa_modargs *ma) { +pa_protocol_native* pa_protocol_native_new_iochannel( + pa_core*core, + pa_iochannel *io, + pa_module *m, + pa_modargs *ma) { + pa_protocol_native *p; if (!(p = protocol_new_internal(core, m, ma))) return NULL; on_connection(NULL, io, p); - + return p; } |