2 This file is part of PulseAudio.
4 Copyright 2009 Lennart Poettering
6 PulseAudio 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 PulseAudio 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 PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
30 #include <pulse/xmalloc.h>
32 #include <pulsecore/log.h>
33 #include <pulsecore/macro.h>
34 #include <pulsecore/core-util.h>
35 #include <pulsecore/namereg.h>
39 pa_card_profile *pa_card_profile_new(const char *name, const char *description, size_t extra) {
44 c = pa_xmalloc(PA_ALIGN(sizeof(pa_card_profile)) + extra);
45 c->name = pa_xstrdup(name);
46 c->description = pa_xstrdup(description);
49 c->n_sinks = c->n_sources = 0;
50 c->max_sink_channels = c->max_source_channels = 0;
55 void pa_card_profile_free(pa_card_profile *c) {
59 pa_xfree(c->description);
63 pa_card_new_data* pa_card_new_data_init(pa_card_new_data *data) {
66 memset(data, 0, sizeof(*data));
67 data->proplist = pa_proplist_new();
72 void pa_card_new_data_set_name(pa_card_new_data *data, const char *name) {
76 data->name = pa_xstrdup(name);
79 void pa_card_new_data_done(pa_card_new_data *data) {
83 pa_proplist_free(data->proplist);
88 while ((c = pa_hashmap_steal_first(data->profiles)))
89 pa_card_profile_free(c);
91 pa_hashmap_free(data->profiles, NULL, NULL);
97 pa_card *pa_card_new(pa_core *core, pa_card_new_data *data) {
101 pa_core_assert_ref(core);
103 pa_assert(data->name);
105 c = pa_xnew(pa_card, 1);
107 if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_CARD, c, data->namereg_fail))) {
112 pa_card_new_data_set_name(data, name);
114 if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_NEW], data) < 0) {
116 pa_namereg_unregister(core, name);
121 c->name = pa_xstrdup(data->name);
122 c->proplist = pa_proplist_copy(data->proplist);
123 c->driver = pa_xstrdup(data->driver);
124 c->module = data->module;
126 c->sinks = pa_idxset_new(NULL, NULL);
127 c->sources = pa_idxset_new(NULL, NULL);
129 c->profiles = data->profiles;
130 data->profiles = NULL;
131 if (!(c->active_profile = data->active_profile))
136 while ((p = pa_hashmap_iterate(c->profiles, &state, NULL))) {
137 if (!c->active_profile ||
138 p->priority > c->active_profile->priority)
140 c->active_profile = p;
143 data->active_profile = NULL;
146 c->set_profile = NULL;
148 pa_assert_se(pa_idxset_put(core->cards, c, &c->index) >= 0);
150 pa_log_info("Created %u \"%s\"", c->index, c->name);
151 pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_NEW, c->index);
153 pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_PUT], c);
157 void pa_card_free(pa_card *c) {
159 pa_card_profile *profile;
166 pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_UNLINK], c);
168 pa_namereg_unregister(core, c->name);
170 pa_idxset_remove_by_data(c->core->cards, c, NULL);
172 pa_log_info("Freed %u \"%s\"", c->index, c->name);
174 pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_REMOVE, c->index);
176 pa_assert(pa_idxset_isempty(c->sinks));
177 pa_idxset_free(c->sinks, NULL, NULL);
178 pa_assert(pa_idxset_isempty(c->sources));
179 pa_idxset_free(c->sources, NULL, NULL);
182 while ((profile = pa_hashmap_steal_first(c->profiles)))
183 pa_card_profile_free(profile);
185 pa_hashmap_free(c->profiles, NULL, NULL);
188 pa_proplist_free(c->proplist);
194 int pa_card_set_profile(pa_card *c, const char *name) {
195 pa_card_profile *profile;
198 if (!c->set_profile) {
199 pa_log_warn("set_profile() operation not implemented for card %u", c->index);
206 if (!(profile = pa_hashmap_get(c->profiles, name)))
209 if (c->active_profile == profile)
212 if (c->set_profile(c, profile) < 0)
215 pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_CHANGE, c->index);