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fix a race condition with stream connection vs. latency measuremtn (found by theBear)

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1355 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-09-01 00:24:32 +00:00
parent 6e3de3dbe5
commit 97202d1b2d
1 changed files with 19 additions and 17 deletions
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36
src/modules/module-tunnel.c
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@ -490,8 +490,21 @@ static void start_subscribe(struct userdata *u) {
pa_pstream_send_tagstruct(u->pstream, t);
}
static void timeout_callback(pa_mainloop_api *m, pa_time_event*e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
struct userdata *u = userdata;
struct timeval ntv;
assert(m && e && u);
request_latency(u);
pa_gettimeofday(&ntv);
ntv.tv_sec += LATENCY_INTERVAL;
m->time_restart(e, &ntv);
}
static void create_stream_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) {
struct userdata *u = userdata;
struct timeval ntv;
assert(pd && u && u->pdispatch == pd);
if (command != PA_COMMAND_REPLY) {
@ -535,6 +548,11 @@ static void create_stream_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UN
start_subscribe(u);
request_info(u);
assert(!u->time_event);
pa_gettimeofday(&ntv);
ntv.tv_sec += LATENCY_INTERVAL;
u->time_event = u->core->mainloop->time_new(u->core->mainloop, &ntv, timeout_callback, u);
request_latency(u);
#ifdef TUNNEL_SINK
send_bytes(u);
@ -840,18 +858,6 @@ static int source_set_hw_mute(pa_source *source) {
}
#endif
static void timeout_callback(pa_mainloop_api *m, pa_time_event*e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
struct userdata *u = userdata;
struct timeval ntv;
assert(m && e && u);
request_latency(u);
pa_gettimeofday(&ntv);
ntv.tv_sec += LATENCY_INTERVAL;
m->time_restart(e, &ntv);
}
static int load_key(struct userdata *u, const char*fn) {
assert(u);
@ -883,10 +889,8 @@ int pa__init(pa_core *c, pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_channel_map map;
struct timeval ntv;
char *t, *dn = NULL;
assert(c && m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
@ -986,9 +990,7 @@ int pa__init(pa_core *c, pa_module*m) {
pa_xfree(dn);
pa_gettimeofday(&ntv);
ntv.tv_sec += LATENCY_INTERVAL;
u->time_event = c->mainloop->time_new(c->mainloop, &ntv, timeout_callback, u);
u->time_event = NULL;
pa_modargs_free(ma);