1/***
2  This file is part of PulseAudio.
3
4  Copyright 2009 Tanu Kaskinen
5
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 2.1 of the License,
9  or (at your option) any later version.
10
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.
15
16  You should have received a copy of the GNU Lesser General Public License
17  along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
18***/
19
20#ifdef HAVE_CONFIG_H
21#include <config.h>
22#endif
23
24#include <dbus/dbus.h>
25
26#include <pulsecore/core-util.h>
27#include <pulsecore/dbus-util.h>
28#include <pulsecore/protocol-dbus.h>
29
30#include "iface-card-profile.h"
31
32#include "iface-card.h"
33
34#define OBJECT_NAME "card"
35
36static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata);
37static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata);
38static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata);
39static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata);
40static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata);
41static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata);
42static void handle_get_profiles(DBusConnection *conn, DBusMessage *msg, void *userdata);
43static void handle_get_active_profile(DBusConnection *conn, DBusMessage *msg, void *userdata);
44static void handle_set_active_profile(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata);
45static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata);
46
47static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata);
48
49static void handle_get_profile_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata);
50
51struct pa_dbusiface_card {
52    pa_dbusiface_core *core;
53
54    pa_card *card;
55    char *path;
56    pa_hashmap *profiles;
57    uint32_t next_profile_index;
58    pa_card_profile *active_profile;
59    pa_proplist *proplist;
60
61    pa_hook_slot *card_profile_added_slot;
62    pa_hook_slot *card_profile_changed_slot;
63    pa_hook_slot *card_profile_available_slot;
64
65    pa_dbus_protocol *dbus_protocol;
66};
67
68enum property_handler_index {
69    PROPERTY_HANDLER_INDEX,
70    PROPERTY_HANDLER_NAME,
71    PROPERTY_HANDLER_DRIVER,
72    PROPERTY_HANDLER_OWNER_MODULE,
73    PROPERTY_HANDLER_SINKS,
74    PROPERTY_HANDLER_SOURCES,
75    PROPERTY_HANDLER_PROFILES,
76    PROPERTY_HANDLER_ACTIVE_PROFILE,
77    PROPERTY_HANDLER_PROPERTY_LIST,
78    PROPERTY_HANDLER_MAX
79};
80
81static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = {
82    [PROPERTY_HANDLER_INDEX]          = { .property_name = "Index",         .type = "u",      .get_cb = handle_get_index,          .set_cb = NULL },
83    [PROPERTY_HANDLER_NAME]           = { .property_name = "Name",          .type = "s",      .get_cb = handle_get_name,           .set_cb = NULL },
84    [PROPERTY_HANDLER_DRIVER]         = { .property_name = "Driver",        .type = "s",      .get_cb = handle_get_driver,         .set_cb = NULL },
85    [PROPERTY_HANDLER_OWNER_MODULE]   = { .property_name = "OwnerModule",   .type = "o",      .get_cb = handle_get_owner_module,   .set_cb = NULL },
86    [PROPERTY_HANDLER_SINKS]          = { .property_name = "Sinks",         .type = "ao",     .get_cb = handle_get_sinks,          .set_cb = NULL },
87    [PROPERTY_HANDLER_SOURCES]        = { .property_name = "Sources",       .type = "ao",     .get_cb = handle_get_sources,        .set_cb = NULL },
88    [PROPERTY_HANDLER_PROFILES]       = { .property_name = "Profiles",      .type = "ao",     .get_cb = handle_get_profiles,       .set_cb = NULL },
89    [PROPERTY_HANDLER_ACTIVE_PROFILE] = { .property_name = "ActiveProfile", .type = "o",      .get_cb = handle_get_active_profile, .set_cb = handle_set_active_profile },
90    [PROPERTY_HANDLER_PROPERTY_LIST]  = { .property_name = "PropertyList",  .type = "a{say}", .get_cb = handle_get_property_list,  .set_cb = NULL }
91};
92
93enum method_handler_index {
94    METHOD_HANDLER_GET_PROFILE_BY_NAME,
95    METHOD_HANDLER_MAX
96};
97
98static pa_dbus_arg_info get_profile_by_name_args[] = { { "name", "s", "in" }, { "profile", "o", "out" } };
99
100static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = {
101    [METHOD_HANDLER_GET_PROFILE_BY_NAME] = {
102        .method_name = "GetProfileByName",
103        .arguments = get_profile_by_name_args,
104        .n_arguments = sizeof(get_profile_by_name_args) / sizeof(pa_dbus_arg_info),
105        .receive_cb = handle_get_profile_by_name }
106};
107
108enum signal_index {
109    SIGNAL_ACTIVE_PROFILE_UPDATED,
110    SIGNAL_NEW_PROFILE,
111    SIGNAL_PROFILE_AVAILABLE_CHANGED,
112    SIGNAL_PROPERTY_LIST_UPDATED,
113    SIGNAL_MAX
114};
115
116static pa_dbus_arg_info active_profile_updated_args[]    = { { "profile",       "o",      NULL } };
117static pa_dbus_arg_info new_profile_args[]               = { { "profile",       "o",      NULL } };
118static pa_dbus_arg_info profile_available_changed_args[] = { { "profile",       "o",      NULL },
119                                                             { "available",     "b",      NULL } };
120static pa_dbus_arg_info property_list_updated_args[]     = { { "property_list", "a{say}", NULL } };
121
122static pa_dbus_signal_info signals[SIGNAL_MAX] = {
123    [SIGNAL_ACTIVE_PROFILE_UPDATED]     = { .name = "ActiveProfileUpdated",     .arguments = active_profile_updated_args,    .n_arguments = 1 },
124    [SIGNAL_NEW_PROFILE]                = { .name = "NewProfile",               .arguments = new_profile_args,               .n_arguments = 1 },
125    [SIGNAL_PROFILE_AVAILABLE_CHANGED]  = { .name = "ProfileAvailableChanged",  .arguments = profile_available_changed_args, .n_arguments = 2 },
126    [SIGNAL_PROPERTY_LIST_UPDATED]      = { .name = "PropertyListUpdated",      .arguments = property_list_updated_args,     .n_arguments = 1 }
127};
128
129static pa_dbus_interface_info card_interface_info = {
130    .name = PA_DBUSIFACE_CARD_INTERFACE,
131    .method_handlers = method_handlers,
132    .n_method_handlers = METHOD_HANDLER_MAX,
133    .property_handlers = property_handlers,
134    .n_property_handlers = PROPERTY_HANDLER_MAX,
135    .get_all_properties_cb = handle_get_all,
136    .signals = signals,
137    .n_signals = SIGNAL_MAX
138};
139
140static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) {
141    pa_dbusiface_card *c = userdata;
142    dbus_uint32_t idx;
143
144    pa_assert(conn);
145    pa_assert(msg);
146    pa_assert(c);
147
148    idx = c->card->index;
149
150    pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx);
151}
152
153static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) {
154    pa_dbusiface_card *c = userdata;
155
156    pa_assert(conn);
157    pa_assert(msg);
158    pa_assert(c);
159
160    pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &c->card->name);
161}
162
163static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata) {
164    pa_dbusiface_card *c = userdata;
165
166    pa_assert(conn);
167    pa_assert(msg);
168    pa_assert(c);
169
170    pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &c->card->driver);
171}
172
173static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata) {
174    pa_dbusiface_card *c = userdata;
175    const char *owner_module;
176
177    pa_assert(conn);
178    pa_assert(msg);
179    pa_assert(c);
180
181    if (!c->card->module) {
182        pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Card %s doesn't have an owner module.", c->card->name);
183        return;
184    }
185
186    owner_module = pa_dbusiface_core_get_module_path(c->core, c->card->module);
187
188    pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &owner_module);
189}
190
191/* The caller frees the array, but not the strings. */
192static const char **get_sinks(pa_dbusiface_card *c, unsigned *n) {
193    const char **sinks = NULL;
194    unsigned i = 0;
195    uint32_t idx = 0;
196    pa_sink *sink = NULL;
197
198    pa_assert(c);
199    pa_assert(n);
200
201    *n = pa_idxset_size(c->card->sinks);
202
203    if (*n == 0)
204        return NULL;
205
206    sinks = pa_xnew(const char *, *n);
207
208    PA_IDXSET_FOREACH(sink, c->card->sinks, idx) {
209        sinks[i] = pa_dbusiface_core_get_sink_path(c->core, sink);
210        ++i;
211    }
212
213    return sinks;
214}
215
216static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata) {
217    pa_dbusiface_card *c = userdata;
218    const char **sinks;
219    unsigned n_sinks;
220
221    pa_assert(conn);
222    pa_assert(msg);
223    pa_assert(c);
224
225    sinks = get_sinks(c, &n_sinks);
226
227    pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks);
228
229    pa_xfree(sinks);
230}
231
232/* The caller frees the array, but not the strings. */
233static const char **get_sources(pa_dbusiface_card *c, unsigned *n) {
234    const char **sources = NULL;
235    unsigned i = 0;
236    uint32_t idx = 0;
237    pa_source *source = NULL;
238
239    pa_assert(c);
240    pa_assert(n);
241
242    *n = pa_idxset_size(c->card->sources);
243
244    if (*n == 0)
245        return NULL;
246
247    sources = pa_xnew(const char *, *n);
248
249    PA_IDXSET_FOREACH(source, c->card->sources, idx) {
250        sources[i] = pa_dbusiface_core_get_source_path(c->core, source);
251        ++i;
252    }
253
254    return sources;
255}
256
257static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata) {
258    pa_dbusiface_card *c = userdata;
259    const char **sources;
260    unsigned n_sources;
261
262    pa_assert(conn);
263    pa_assert(msg);
264    pa_assert(c);
265
266    sources = get_sources(c, &n_sources);
267
268    pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sources, n_sources);
269
270    pa_xfree(sources);
271}
272
273/* The caller frees the array, but not the strings. */
274static const char **get_profiles(pa_dbusiface_card *c, unsigned *n) {
275    const char **profiles;
276    unsigned i = 0;
277    void *state = NULL;
278    pa_dbusiface_card_profile *profile;
279
280    pa_assert(c);
281    pa_assert(n);
282
283    *n = pa_hashmap_size(c->profiles);
284
285    if (*n == 0)
286        return NULL;
287
288    profiles = pa_xnew(const char *, *n);
289
290    PA_HASHMAP_FOREACH(profile, c->profiles, state)
291        profiles[i++] = pa_dbusiface_card_profile_get_path(profile);
292
293    return profiles;
294}
295
296static void handle_get_profiles(DBusConnection *conn, DBusMessage *msg, void *userdata) {
297    pa_dbusiface_card *c = userdata;
298    const char **profiles;
299    unsigned n_profiles;
300
301    pa_assert(conn);
302    pa_assert(msg);
303    pa_assert(c);
304
305    profiles = get_profiles(c, &n_profiles);
306
307    pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, profiles, n_profiles);
308
309    pa_xfree(profiles);
310}
311
312static void handle_get_active_profile(DBusConnection *conn, DBusMessage *msg, void *userdata) {
313    pa_dbusiface_card *c = userdata;
314    const char *active_profile;
315
316    pa_assert(conn);
317    pa_assert(msg);
318    pa_assert(c);
319
320    active_profile = pa_dbusiface_card_profile_get_path(pa_hashmap_get(c->profiles, c->active_profile->name));
321    pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &active_profile);
322}
323
324static void handle_set_active_profile(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) {
325    pa_dbusiface_card *c = userdata;
326    const char *new_active_path;
327    pa_dbusiface_card_profile *profile;
328    void *state;
329    pa_dbusiface_card_profile *new_active = NULL;
330    int r;
331
332    pa_assert(conn);
333    pa_assert(msg);
334    pa_assert(iter);
335    pa_assert(c);
336
337    dbus_message_iter_get_basic(iter, &new_active_path);
338
339    PA_HASHMAP_FOREACH(profile, c->profiles, state) {
340        if (pa_streq(pa_dbusiface_card_profile_get_path(profile), new_active_path)) {
341            new_active = profile;
342            break;
343        }
344    }
345
346    if (!new_active) {
347        pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such profile.", new_active_path);
348        return;
349    }
350
351    if ((r = pa_card_set_profile(c->card, pa_dbusiface_card_profile_get_profile(new_active), true)) < 0) {
352        pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED,
353                           "Internal error in PulseAudio: pa_card_set_profile() failed with error code %i.", r);
354        return;
355    }
356
357    pa_dbus_send_empty_reply(conn, msg);
358}
359
360static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) {
361    pa_dbusiface_card *c = userdata;
362
363    pa_assert(conn);
364    pa_assert(msg);
365    pa_assert(c);
366
367    pa_dbus_send_proplist_variant_reply(conn, msg, c->proplist);
368}
369
370static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) {
371    pa_dbusiface_card *c = userdata;
372    DBusMessage *reply = NULL;
373    DBusMessageIter msg_iter;
374    DBusMessageIter dict_iter;
375    dbus_uint32_t idx;
376    const char *owner_module = NULL;
377    const char **sinks = NULL;
378    unsigned n_sinks = 0;
379    const char **sources = NULL;
380    unsigned n_sources = 0;
381    const char **profiles = NULL;
382    unsigned n_profiles = 0;
383    const char *active_profile = NULL;
384
385    pa_assert(conn);
386    pa_assert(msg);
387    pa_assert(c);
388
389    idx = c->card->index;
390    if (c->card->module)
391        owner_module = pa_dbusiface_core_get_module_path(c->core, c->card->module);
392    sinks = get_sinks(c, &n_sinks);
393    sources = get_sources(c, &n_sources);
394    profiles = get_profiles(c, &n_profiles);
395    active_profile = pa_dbusiface_card_profile_get_path(pa_hashmap_get(c->profiles, c->active_profile->name));
396
397    pa_assert_se((reply = dbus_message_new_method_return(msg)));
398
399    dbus_message_iter_init_append(reply, &msg_iter);
400    pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter));
401
402    pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx);
403    pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &c->card->name);
404    pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DRIVER].property_name, DBUS_TYPE_STRING, &c->card->driver);
405
406    if (owner_module)
407        pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_OWNER_MODULE].property_name, DBUS_TYPE_OBJECT_PATH, &owner_module);
408
409    pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SINKS].property_name, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks);
410    pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SOURCES].property_name, DBUS_TYPE_OBJECT_PATH, sources, n_sources);
411    pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROFILES].property_name, DBUS_TYPE_OBJECT_PATH, profiles, n_profiles);
412    pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ACTIVE_PROFILE].property_name, DBUS_TYPE_OBJECT_PATH, &active_profile);
413
414    pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, c->proplist);
415
416    pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter));
417
418    pa_assert_se(dbus_connection_send(conn, reply, NULL));
419
420    dbus_message_unref(reply);
421
422    pa_xfree(sinks);
423    pa_xfree(sources);
424    pa_xfree(profiles);
425}
426
427static void handle_get_profile_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) {
428    pa_dbusiface_card *c = userdata;
429    const char *profile_name = NULL;
430    pa_dbusiface_card_profile *profile = NULL;
431    const char *profile_path = NULL;
432
433    pa_assert(conn);
434    pa_assert(msg);
435    pa_assert(c);
436
437    pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &profile_name, DBUS_TYPE_INVALID));
438
439    if (!(profile = pa_hashmap_get(c->profiles, profile_name))) {
440        pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such profile on card %s.", profile_name, c->card->name);
441        return;
442    }
443
444    profile_path = pa_dbusiface_card_profile_get_path(profile);
445
446    pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &profile_path);
447}
448
449static void check_card_proplist(pa_dbusiface_card *c) {
450    DBusMessage *signal_msg;
451
452    if (!pa_proplist_equal(c->proplist, c->card->proplist)) {
453        DBusMessageIter msg_iter;
454
455        pa_proplist_update(c->proplist, PA_UPDATE_SET, c->card->proplist);
456
457        pa_assert_se(signal_msg = dbus_message_new_signal(c->path,
458                                                          PA_DBUSIFACE_CARD_INTERFACE,
459                                                          signals[SIGNAL_PROPERTY_LIST_UPDATED].name));
460        dbus_message_iter_init_append(signal_msg, &msg_iter);
461        pa_dbus_append_proplist(&msg_iter, c->proplist);
462
463        pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg);
464        dbus_message_unref(signal_msg);
465    }
466}
467
468static pa_hook_result_t card_profile_changed_cb(void *hook_data, void *call_data, void *slot_data) {
469    pa_dbusiface_card *dbus_card = slot_data;
470    pa_card *core_card = call_data;
471    const char *object_path;
472    DBusMessage *signal_msg;
473
474    if (dbus_card->card != core_card)
475        return PA_HOOK_OK;
476
477    dbus_card->active_profile = dbus_card->card->active_profile;
478
479    object_path = pa_dbusiface_card_profile_get_path(pa_hashmap_get(dbus_card->profiles, dbus_card->active_profile->name));
480
481    pa_assert_se(signal_msg = dbus_message_new_signal(dbus_card->path,
482                                                      PA_DBUSIFACE_CARD_INTERFACE,
483                                                      signals[SIGNAL_ACTIVE_PROFILE_UPDATED].name));
484    pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
485
486    pa_dbus_protocol_send_signal(dbus_card->dbus_protocol, signal_msg);
487    dbus_message_unref(signal_msg);
488
489    check_card_proplist(dbus_card);
490
491    return PA_HOOK_OK;
492}
493
494static pa_hook_result_t card_profile_added_cb(void *hook_data, void *call_data, void *slot_data) {
495    pa_core *core = hook_data;
496    pa_dbusiface_card *c = slot_data;
497    pa_card_profile *profile = call_data;
498    pa_dbusiface_card_profile *p;
499    const char *object_path;
500    DBusMessage *signal_msg;
501
502    if (profile->card != c->card)
503        return PA_HOOK_OK;
504
505    p = pa_dbusiface_card_profile_new(c, core, profile, c->next_profile_index++);
506    pa_assert_se(pa_hashmap_put(c->profiles, (char *) pa_dbusiface_card_profile_get_name(p), p) >= 0);
507
508    /* Send D-Bus signal */
509    object_path = pa_dbusiface_card_profile_get_path(p);
510
511    pa_assert_se(signal_msg = dbus_message_new_signal(c->path,
512                                                      PA_DBUSIFACE_CARD_INTERFACE,
513                                                      signals[SIGNAL_NEW_PROFILE].name));
514    pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
515
516    pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg);
517    dbus_message_unref(signal_msg);
518
519    check_card_proplist(c);
520
521    return PA_HOOK_OK;
522}
523
524static pa_hook_result_t card_profile_available_changed_cb(void *hook_data, void *call_data, void *slot_data) {
525    pa_dbusiface_card *c = slot_data;
526    pa_card_profile *profile = call_data;
527    pa_dbusiface_card_profile *p;
528    const char *object_path;
529    dbus_bool_t available;
530    DBusMessage *signal_msg;
531
532    if (profile->card != c->card)
533        return PA_HOOK_OK;
534
535    pa_assert_se((p = pa_hashmap_get(c->profiles, profile->name)));
536
537    object_path = pa_dbusiface_card_profile_get_path(p);
538    available = profile->available != PA_AVAILABLE_NO;
539
540    pa_assert_se(signal_msg = dbus_message_new_signal(c->path,
541                                                      PA_DBUSIFACE_CARD_INTERFACE,
542                                                      signals[SIGNAL_PROFILE_AVAILABLE_CHANGED].name));
543    pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path,
544                                                      DBUS_TYPE_BOOLEAN, &available,
545                                                      DBUS_TYPE_INVALID));
546
547    pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg);
548    dbus_message_unref(signal_msg);
549
550    check_card_proplist(c);
551
552    return PA_HOOK_OK;
553}
554
555pa_dbusiface_card *pa_dbusiface_card_new(pa_dbusiface_core *core, pa_card *card) {
556    pa_dbusiface_card *c = NULL;
557    pa_card_profile *profile;
558    void *state;
559
560    pa_assert(core);
561    pa_assert(card);
562
563    c = pa_xnew0(pa_dbusiface_card, 1);
564    c->core = core;
565    c->card = card;
566    c->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME, card->index);
567    c->profiles = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL,
568                                      (pa_free_cb_t) pa_dbusiface_card_profile_free);
569    c->next_profile_index = 0;
570    c->active_profile = card->active_profile;
571    c->proplist = pa_proplist_copy(card->proplist);
572    c->dbus_protocol = pa_dbus_protocol_get(card->core);
573
574    PA_HASHMAP_FOREACH(profile, card->profiles, state) {
575        pa_dbusiface_card_profile *p = pa_dbusiface_card_profile_new(c, card->core, profile, c->next_profile_index++);
576        pa_hashmap_put(c->profiles, (char *) pa_dbusiface_card_profile_get_name(p), p);
577    }
578
579    pa_assert_se(pa_dbus_protocol_add_interface(c->dbus_protocol, c->path, &card_interface_info, c) >= 0);
580
581    c->card_profile_changed_slot = pa_hook_connect(&card->core->hooks[PA_CORE_HOOK_CARD_PROFILE_CHANGED], PA_HOOK_NORMAL,
582                                                   card_profile_changed_cb, c);
583    c->card_profile_added_slot = pa_hook_connect(&card->core->hooks[PA_CORE_HOOK_CARD_PROFILE_ADDED], PA_HOOK_NORMAL,
584                                                 card_profile_added_cb, c);
585    c->card_profile_available_slot = pa_hook_connect(&card->core->hooks[PA_CORE_HOOK_CARD_PROFILE_AVAILABLE_CHANGED], PA_HOOK_NORMAL,
586                                                     card_profile_available_changed_cb, c);
587
588    return c;
589}
590
591void pa_dbusiface_card_free(pa_dbusiface_card *c) {
592    pa_assert(c);
593
594    pa_assert_se(pa_dbus_protocol_remove_interface(c->dbus_protocol, c->path, card_interface_info.name) >= 0);
595
596    pa_hook_slot_free(c->card_profile_added_slot);
597    pa_hook_slot_free(c->card_profile_changed_slot);
598    pa_hook_slot_free(c->card_profile_available_slot);
599
600    pa_hashmap_free(c->profiles);
601    pa_proplist_free(c->proplist);
602    pa_dbus_protocol_unref(c->dbus_protocol);
603
604    pa_xfree(c->path);
605    pa_xfree(c);
606}
607
608const char *pa_dbusiface_card_get_path(pa_dbusiface_card *c) {
609    pa_assert(c);
610
611    return c->path;
612}
613