From 22cb23eedb2eae7c79dc8fcf395be08bfc666256 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sat, 14 Aug 2004 20:25:32 +0000 Subject: implement proper refcounting in polyplib split polyplib to multiple modules add some prelimenary documentation add doxygen support git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@123 fefdeb5f-60dc-0310-8127-8f9354f1896f --- polyp/pactl.c | 146 ++++++++++++++++++++++++++++------------------------------ 1 file changed, 71 insertions(+), 75 deletions(-) (limited to 'polyp/pactl.c') diff --git a/polyp/pactl.c b/polyp/pactl.c index 2f3a4833..0ff2aa90 100644 --- a/polyp/pactl.c +++ b/polyp/pactl.c @@ -68,31 +68,27 @@ static void quit(int ret) { mainloop_api->quit(mainloop_api, ret); } -static void context_die_callback(struct pa_context *c, void *userdata) { - assert(c); - fprintf(stderr, "Connection to server shut down, exiting.\n"); - quit(1); -} static void context_drain_complete(struct pa_context *c, void *userdata) { - assert(c); - fprintf(stderr, "Connection to server shut down, exiting.\n"); - quit(0); + pa_context_disconnect(c); } static void drain(void) { - if (pa_context_drain(context, context_drain_complete, NULL) < 0) - quit(0); + struct pa_operation *o; + if (!(o = pa_context_drain(context, context_drain_complete, NULL))) + pa_context_disconnect(context); + else + pa_operation_unref(o); } -static void stat_callback(struct pa_context *c, uint32_t blocks, uint32_t total, void *userdata) { - if (blocks == (uint32_t) -1) { +static void stat_callback(struct pa_context *c, const struct pa_stat_info *i, void *userdata) { + if (!i) { fprintf(stderr, "Failed to get statistics: %s\n", pa_strerror(pa_context_errno(c))); quit(1); return; } - fprintf(stderr, "Currently in use: %u blocks containing %u bytes total.\n", blocks, total); + fprintf(stderr, "Currently in use: %u blocks containing %u bytes total.\n", i->memblock_count, i->memblock_total); drain(); } @@ -116,22 +112,23 @@ static void remove_sample_callback(struct pa_context *c, int success, void *user drain(); } -static void stream_die_callback(struct pa_stream *s, void *userdata) { - assert(s); - fprintf(stderr, "Stream deleted, exiting.\n"); - quit(1); -} - -static void finish_sample_callback(struct pa_stream *s, int success, void *userdata) { +static void stream_state_callback(struct pa_stream *s, void *userdata) { assert(s); - if (!success) { - fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(context))); - quit(1); - return; + switch (pa_stream_get_state(s)) { + case PA_STREAM_CREATING: + case PA_STREAM_READY: + break; + + case PA_STREAM_TERMINATED: + drain(); + break; + + case PA_STREAM_FAILED: + default: + fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s)))); + quit(1); } - - drain(); } static void stream_write_callback(struct pa_stream *s, size_t length, void *userdata) { @@ -151,58 +148,55 @@ static void stream_write_callback(struct pa_stream *s, size_t length, void *user quit(1); } - pa_stream_write(s, d, length); - free(d); + pa_stream_write(s, d, length, free); sample_length -= length; if (sample_length <= 0) { pa_stream_set_write_callback(sample_stream, NULL, NULL); - pa_stream_finish_sample(sample_stream, finish_sample_callback, NULL); - } -} - -static void upload_callback(struct pa_stream *s, int success, void *userdata) { - if (!success) { - fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(context))); - quit(1); + pa_stream_finish_upload(sample_stream); } } -static void context_complete_callback(struct pa_context *c, int success, void *userdata) { +static void context_state_callback(struct pa_context *c, void *userdata) { assert(c); + switch (pa_context_get_state(c)) { + case PA_CONTEXT_CONNECTING: + case PA_CONTEXT_AUTHORIZING: + case PA_CONTEXT_SETTING_NAME: + break; + + case PA_CONTEXT_READY: + if (action == STAT) + pa_operation_unref(pa_context_stat(c, stat_callback, NULL)); + else if (action == PLAY_SAMPLE) + pa_operation_unref(pa_context_play_sample(c, process_argv[2], NULL, 0x100, play_sample_callback, NULL)); + else if (action == REMOVE_SAMPLE) + pa_operation_unref(pa_context_remove_sample(c, process_argv[2], remove_sample_callback, NULL)); + else if (action == UPLOAD_SAMPLE) { + + sample_stream = pa_stream_new(c, sample_name, &sample_spec); + assert(sample_stream); + + pa_stream_set_state_callback(sample_stream, stream_state_callback, NULL); + pa_stream_set_write_callback(sample_stream, stream_write_callback, NULL); + pa_stream_connect_upload(sample_stream, sample_length); + } else { + assert(action == EXIT); + pa_context_exit_daemon(c); + drain(); + } + break; - if (!success) { - fprintf(stderr, "Connection failed: %s\n", pa_strerror(pa_context_errno(c))); - goto fail; - } + case PA_CONTEXT_TERMINATED: + quit(0); + break; - fprintf(stderr, "Connection established.\n"); - - if (action == STAT) - pa_context_stat(c, stat_callback, NULL); - else if (action == PLAY_SAMPLE) - pa_context_play_sample(c, process_argv[2], NULL, 0x100, play_sample_callback, NULL); - else if (action == REMOVE_SAMPLE) - pa_context_remove_sample(c, process_argv[2], remove_sample_callback, NULL); - else if (action == UPLOAD_SAMPLE) { - if (!(sample_stream = pa_context_upload_sample(c, sample_name, &sample_spec, sample_length, upload_callback, NULL))) { - fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(c))); - goto fail; - } - - pa_stream_set_die_callback(sample_stream, stream_die_callback, NULL); - pa_stream_set_write_callback(sample_stream, stream_write_callback, NULL); - } else { - assert(action == EXIT); - pa_context_exit(c); - drain(); + case PA_CONTEXT_FAILED: + default: + fprintf(stderr, "Connection failure: %s\n", pa_strerror(pa_context_errno(c))); + quit(1); } - - return; - -fail: - quit(1); } static void exit_signal_callback(struct pa_mainloop_api *m, struct pa_signal_event *e, int sig, void *userdata) { @@ -234,12 +228,15 @@ int main(int argc, char *argv[]) { sample_name = argv[3]; else { char *f = strrchr(argv[2], '/'); + size_t n; if (f) f++; else f = argv[2]; - strncpy(sample_name = tmp, f, strcspn(f, ".")); + n = strcspn(f, "."); + strncpy(sample_name = tmp, f, n); + tmp[n] = 0; } memset(&sfinfo, 0, sizeof(sfinfo)); @@ -292,12 +289,8 @@ int main(int argc, char *argv[]) { goto quit; } - if (pa_context_connect(context, NULL, context_complete_callback, NULL) < 0) { - fprintf(stderr, "pa_context_connext() failed.\n"); - goto quit; - } - - pa_context_set_die_callback(context, context_die_callback, NULL); + pa_context_set_state_callback(context, context_state_callback, NULL); + pa_context_connect(context, NULL); if (pa_mainloop_run(m, &ret) < 0) { fprintf(stderr, "pa_mainloop_run() failed.\n"); @@ -305,8 +298,11 @@ int main(int argc, char *argv[]) { } quit: + if (sample_stream) + pa_stream_unref(sample_stream); + if (context) - pa_context_free(context); + pa_context_unref(context); if (m) { pa_signal_done(); @@ -315,6 +311,6 @@ quit: if (sndfile) sf_close(sndfile); - + return ret; } -- cgit