4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2 of the License,
9 or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
31 #include <polyp/xmalloc.h>
33 #include <polypcore/module.h>
34 #include <polypcore/sink.h>
35 #include <polypcore/source.h>
36 #include <polypcore/namereg.h>
37 #include <polypcore/util.h>
38 #include <polypcore/core-scache.h>
39 #include <polypcore/autoload.h>
40 #include <polypcore/core-subscribe.h>
41 #include <polypcore/props.h>
42 #include <polypcore/random.h>
46 pa_core* pa_core_new(pa_mainloop_api *m) {
48 c = pa_xmalloc(sizeof(pa_core));
51 c->clients = pa_idxset_new(NULL, NULL);
52 c->sinks = pa_idxset_new(NULL, NULL);
53 c->sources = pa_idxset_new(NULL, NULL);
54 c->source_outputs = pa_idxset_new(NULL, NULL);
55 c->sink_inputs = pa_idxset_new(NULL, NULL);
57 c->default_source_name = c->default_sink_name = NULL;
62 c->autoload_idxset = NULL;
63 c->autoload_hashmap = NULL;
64 c->running_as_daemon = 0;
66 c->default_sample_spec.format = PA_SAMPLE_S16NE;
67 c->default_sample_spec.rate = 44100;
68 c->default_sample_spec.channels = 2;
70 c->module_auto_unload_event = NULL;
71 c->module_defer_unload_event = NULL;
72 c->scache_auto_unload_event = NULL;
74 c->subscription_defer_event = NULL;
75 c->subscription_event_queue = NULL;
76 c->subscriptions = NULL;
78 c->memblock_stat = pa_memblock_stat_new();
80 c->disallow_module_loading = 0;
84 c->exit_idle_time = -1;
85 c->module_idle_time = 20;
86 c->scache_idle_time = 20;
88 c->resample_method = PA_RESAMPLER_SRC_SINC_FASTEST;
92 pa_random(&c->cookie, sizeof(c->cookie));
95 pa_check_signal_is_blocked(SIGPIPE);
100 void pa_core_free(pa_core *c) {
103 pa_module_unload_all(c);
106 assert(pa_idxset_isempty(c->clients));
107 pa_idxset_free(c->clients, NULL, NULL);
109 assert(pa_idxset_isempty(c->sinks));
110 pa_idxset_free(c->sinks, NULL, NULL);
112 assert(pa_idxset_isempty(c->sources));
113 pa_idxset_free(c->sources, NULL, NULL);
115 assert(pa_idxset_isempty(c->source_outputs));
116 pa_idxset_free(c->source_outputs, NULL, NULL);
118 assert(pa_idxset_isempty(c->sink_inputs));
119 pa_idxset_free(c->sink_inputs, NULL, NULL);
124 pa_subscription_free_all(c);
127 c->mainloop->time_free(c->quit_event);
129 pa_xfree(c->default_source_name);
130 pa_xfree(c->default_sink_name);
132 pa_memblock_stat_unref(c->memblock_stat);
134 pa_property_cleanup(c);
139 static void quit_callback(pa_mainloop_api*m, pa_time_event *e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
140 pa_core *c = userdata;
141 assert(c->quit_event = e);
146 void pa_core_check_quit(pa_core *c) {
149 if (!c->quit_event && c->exit_idle_time >= 0 && pa_idxset_size(c->clients) == 0) {
151 pa_gettimeofday(&tv);
152 tv.tv_sec+= c->exit_idle_time;
153 c->quit_event = c->mainloop->time_new(c->mainloop, &tv, quit_callback, c);
154 } else if (c->quit_event && pa_idxset_size(c->clients) > 0) {
155 c->mainloop->time_free(c->quit_event);
156 c->quit_event = NULL;