From dfb4a2dd0985b2b28b4fadb0ab30badba3f106f1 Mon Sep 17 00:00:00 2001 From: Simon Gomizelj Date: Sat, 11 Aug 2012 20:00:17 -0400 Subject: add kill operation --- pulsemix.c | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) diff --git a/pulsemix.c b/pulsemix.c index cf5580b..adf7e7e 100644 --- a/pulsemix.c +++ b/pulsemix.c @@ -72,6 +72,7 @@ enum action { ACTION_TOGGLE, ACTION_ISMUTED, ACTION_SETDEFAULT, + ACTION_KILL, ACTION_INVALID }; @@ -89,6 +90,7 @@ struct io_t { pa_operation *(*fn_mute)(pa_context *, uint32_t, int, pa_context_success_cb_t, void *); pa_operation *(*fn_setvol)(pa_context *, uint32_t, const pa_cvolume *, pa_context_success_cb_t, void *); pa_operation *(*fn_setdefault)(pa_context *, const char *, pa_context_success_cb_t, void *); + pa_operation *(*fn_kill)(pa_context *, uint32_t, pa_context_success_cb_t, void *); struct io_t *next; }; @@ -160,7 +162,7 @@ static struct io_t *sink_input_new(const pa_sink_input_info *info) sink->fn_mute = pa_context_set_sink_input_mute; sink->fn_setvol = pa_context_set_sink_input_volume; - sink->fn_setdefault = NULL; + sink->fn_kill = pa_context_kill_sink_input; populate(sink); return sink; @@ -201,6 +203,7 @@ static struct io_t *source_output_new(const pa_source_output_info *info) source->fn_mute = pa_context_set_source_output_mute; source->fn_setvol = pa_context_set_source_output_volume; source->fn_setdefault = NULL; + source->fn_kill = pa_context_kill_source_output; populate(source); return source; @@ -374,6 +377,26 @@ static int set_mute(struct pulseaudio_t *pulse, struct io_t *dev, int mute) return !pulse->success; } +static int kill_client(struct pulseaudio_t *pulse, struct io_t *dev) +{ + pa_operation *op; + + if (dev->fn_kill == NULL) + errx(EXIT_FAILURE, "only clients can be killed"); + + op = dev->fn_kill(pulse->cxt, dev->idx, success_cb, pulse); + pulse_async_wait(pulse, op); + + if (!pulse->success) { + int err = pa_context_errno(pulse->cxt); + fprintf(stderr, "failed to kill client: %s\n", pa_strerror(err)); + } + + pa_operation_unref(op); + + return !pulse->success; +} + static void print(struct io_t *dev) { printf("%s %2d: %s\n %s\n Avg. Volume: %d%% %s\n", dev->pp_name, @@ -549,7 +572,6 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(" -o, --sink= control a sink other than the default\n", out); fputs(" -i, --source= control a source\n", out); - /* TODO: add kill */ fputs("\nCommands:\n", out); fputs(" defaults list default devices\n", out); fputs(" list list available devices\n", out); @@ -563,6 +585,7 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(" unmute unmute device\n", out); fputs(" toggle toggle mute\n", out); fputs(" is-muted check if muted\n", out); + fputs(" kill kill an application's stream\n", out); fputs(" set-default NAME set default device\n", out); exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); @@ -594,6 +617,8 @@ static enum action string_to_verb(const char *string) return ACTION_TOGGLE; else if (strcmp(string, "is-muted") == 0) return ACTION_ISMUTED; + else if (strcmp(string, "kill") == 0) + return ACTION_KILL; else if (strcmp(string, "set-default") == 0) return ACTION_SETDEFAULT; @@ -739,6 +764,9 @@ int main(int argc, char *argv[]) case ACTION_ISMUTED: rc = !pulse.head->mute; break; + case ACTION_KILL: + rc = kill_client(&pulse, pulse.head); + break; case ACTION_SETDEFAULT: rc = set_default(&pulse, pulse.head); break; -- cgit v1.2.3