4 This file is part of PulseAudio.
6 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
8 PulseAudio is free software; you can redistribute it and/or modify
9 it under the terms of the GNU Lesser General Public License as published
10 by the Free Software Foundation; either version 2 of the License,
11 or (at your option) any later version.
13 PulseAudio is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with PulseAudio; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
30 #include <pulse/xmalloc.h>
31 #include <pulsecore/hashmap.h>
36 CRITICAL_SECTION mutex;
40 pa_hashmap *wait_events;
43 pa_mutex* pa_mutex_new(int recursive) {
46 m = pa_xnew(pa_mutex, 1);
48 InitializeCriticalSection(&m->mutex);
53 void pa_mutex_free(pa_mutex *m) {
56 DeleteCriticalSection(&m->mutex);
60 void pa_mutex_lock(pa_mutex *m) {
63 EnterCriticalSection(&m->mutex);
66 void pa_mutex_unlock(pa_mutex *m) {
69 LeaveCriticalSection(&m->mutex);
72 pa_cond *pa_cond_new(void) {
75 c = pa_xnew(pa_cond, 1);
76 c->wait_events = pa_hashmap_new(NULL, NULL);
77 assert(c->wait_events);
82 void pa_cond_free(pa_cond *c) {
85 pa_hashmap_free(c->wait_events, NULL, NULL);
89 void pa_cond_signal(pa_cond *c, int broadcast) {
92 if (pa_hashmap_size(c->wait_events) == 0)
96 SetEvent(pa_hashmap_get_first(c->wait_events));
104 pa_hashmap_iterate(c->wait_events, &iter, &key);
107 event = (HANDLE)pa_hashmap_get(c->wait_events, key);
113 int pa_cond_wait(pa_cond *c, pa_mutex *m) {
119 event = CreateEvent(NULL, FALSE, FALSE, NULL);
122 pa_hashmap_put(c->wait_events, event, event);
126 WaitForSingleObject(event, INFINITE);
130 pa_hashmap_remove(c->wait_events, event);