2 This file is part of PulseAudio.
4 Copyright 2004-2006 Lennart Poettering
5 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
7 PulseAudio is free software; you can redistribute it and/or modify
8 it under the terms of the GNU Lesser General Public License as published
9 by the Free Software Foundation; either version 2.1 of the License,
10 or (at your option) any later version.
12 PulseAudio is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with PulseAudio; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
32 #include <pulse/rtclock.h>
33 #include <pulse/timeval.h>
34 #include <pulse/version.h>
35 #include <pulse/utf8.h>
36 #include <pulse/util.h>
37 #include <pulse/xmalloc.h>
38 #include <pulse/internal.h>
40 #include <pulsecore/native-common.h>
41 #include <pulsecore/packet.h>
42 #include <pulsecore/client.h>
43 #include <pulsecore/source-output.h>
44 #include <pulsecore/sink-input.h>
45 #include <pulsecore/pstream.h>
46 #include <pulsecore/tagstruct.h>
47 #include <pulsecore/pdispatch.h>
48 #include <pulsecore/pstream-util.h>
49 #include <pulsecore/namereg.h>
50 #include <pulsecore/core-scache.h>
51 #include <pulsecore/core-subscribe.h>
52 #include <pulsecore/log.h>
53 #include <pulsecore/strlist.h>
54 #include <pulsecore/shared.h>
55 #include <pulsecore/sample-util.h>
56 #include <pulsecore/creds.h>
57 #include <pulsecore/core-util.h>
58 #include <pulsecore/ipacl.h>
59 #include <pulsecore/thread-mq.h>
61 #include "protocol-native.h"
63 /* #define PROTOCOL_NATIVE_DEBUG */
65 /* Kick a client if it doesn't authenticate within this time */
66 #define AUTH_TIMEOUT (60 * PA_USEC_PER_SEC)
68 /* Don't accept more connection than this */
69 #define MAX_CONNECTIONS 64
71 #define MAX_MEMBLOCKQ_LENGTH (4*1024*1024) /* 4MB */
72 #define DEFAULT_TLENGTH_MSEC 2000 /* 2s */
73 #define DEFAULT_PROCESS_MSEC 20 /* 20ms */
74 #define DEFAULT_FRAGSIZE_MSEC DEFAULT_TLENGTH_MSEC
76 struct pa_native_protocol;
78 typedef struct record_stream {
81 pa_native_connection *connection;
84 pa_source_output *source_output;
85 pa_memblockq *memblockq;
87 pa_bool_t adjust_latency:1;
88 pa_bool_t early_requests:1;
90 /* Requested buffer attributes */
91 pa_buffer_attr buffer_attr_req;
92 /* Fixed-up and adjusted buffer attributes */
93 pa_buffer_attr buffer_attr;
95 pa_atomic_t on_the_fly;
96 pa_usec_t configured_source_latency;
99 /* Only updated after SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY */
100 size_t on_the_fly_snapshot;
101 pa_usec_t current_monitor_latency;
102 pa_usec_t current_source_latency;
105 #define RECORD_STREAM(o) (record_stream_cast(o))
106 PA_DEFINE_PRIVATE_CLASS(record_stream, pa_msgobject);
108 typedef struct output_stream {
112 #define OUTPUT_STREAM(o) (output_stream_cast(o))
113 PA_DEFINE_PRIVATE_CLASS(output_stream, pa_msgobject);
115 typedef struct playback_stream {
116 output_stream parent;
118 pa_native_connection *connection;
121 pa_sink_input *sink_input;
122 pa_memblockq *memblockq;
124 pa_bool_t adjust_latency:1;
125 pa_bool_t early_requests:1;
127 pa_bool_t is_underrun:1;
128 pa_bool_t drain_request:1;
132 /* Optimization to avoid too many rewinds with a lot of small blocks */
133 pa_atomic_t seek_or_post_in_queue;
137 pa_usec_t configured_sink_latency;
138 /* Requested buffer attributes */
139 pa_buffer_attr buffer_attr_req;
140 /* Fixed-up and adjusted buffer attributes */
141 pa_buffer_attr buffer_attr;
143 /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */
144 int64_t read_index, write_index;
145 size_t render_memblockq_length;
146 pa_usec_t current_sink_latency;
147 uint64_t playing_for, underrun_for;
150 #define PLAYBACK_STREAM(o) (playback_stream_cast(o))
151 PA_DEFINE_PRIVATE_CLASS(playback_stream, output_stream);
153 typedef struct upload_stream {
154 output_stream parent;
156 pa_native_connection *connection;
159 pa_memchunk memchunk;
162 pa_sample_spec sample_spec;
163 pa_channel_map channel_map;
164 pa_proplist *proplist;
167 #define UPLOAD_STREAM(o) (upload_stream_cast(o))
168 PA_DEFINE_PRIVATE_CLASS(upload_stream, output_stream);
170 struct pa_native_connection {
172 pa_native_protocol *protocol;
173 pa_native_options *options;
174 pa_bool_t authorized:1;
175 pa_bool_t is_local:1;
179 pa_pdispatch *pdispatch;
180 pa_idxset *record_streams, *output_streams;
181 uint32_t rrobin_index;
182 pa_subscription *subscription;
183 pa_time_event *auth_timeout_event;
186 #define PA_NATIVE_CONNECTION(o) (pa_native_connection_cast(o))
187 PA_DEFINE_PRIVATE_CLASS(pa_native_connection, pa_msgobject);
189 struct pa_native_protocol {
193 pa_idxset *connections;
196 pa_hook hooks[PA_NATIVE_HOOK_MAX];
198 pa_hashmap *extensions;
202 SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY = PA_SOURCE_OUTPUT_MESSAGE_MAX
206 SINK_INPUT_MESSAGE_POST_DATA = PA_SINK_INPUT_MESSAGE_MAX, /* data from main loop to sink input */
207 SINK_INPUT_MESSAGE_DRAIN, /* disabled prebuf, get playback started. */
208 SINK_INPUT_MESSAGE_FLUSH,
209 SINK_INPUT_MESSAGE_TRIGGER,
210 SINK_INPUT_MESSAGE_SEEK,
211 SINK_INPUT_MESSAGE_PREBUF_FORCE,
212 SINK_INPUT_MESSAGE_UPDATE_LATENCY,
213 SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR
217 PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, /* data requested from sink input from the main loop */
218 PLAYBACK_STREAM_MESSAGE_UNDERFLOW,
219 PLAYBACK_STREAM_MESSAGE_OVERFLOW,
220 PLAYBACK_STREAM_MESSAGE_DRAIN_ACK,
221 PLAYBACK_STREAM_MESSAGE_STARTED,
222 PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH
226 RECORD_STREAM_MESSAGE_POST_DATA /* data from source output to main loop */
230 CONNECTION_MESSAGE_RELEASE,
231 CONNECTION_MESSAGE_REVOKE
234 static int sink_input_pop_cb(pa_sink_input *i, size_t length, pa_memchunk *chunk);
235 static void sink_input_kill_cb(pa_sink_input *i);
236 static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend);
237 static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest);
238 static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes);
239 static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes);
240 static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes);
241 static void sink_input_send_event_cb(pa_sink_input *i, const char *event, pa_proplist *pl);
243 static void native_connection_send_memblock(pa_native_connection *c);
244 static void playback_stream_request_bytes(struct playback_stream*s);
246 static void source_output_kill_cb(pa_source_output *o);
247 static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk);
248 static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend);
249 static void source_output_moving_cb(pa_source_output *o, pa_source *dest);
250 static pa_usec_t source_output_get_latency_cb(pa_source_output *o);
251 static void source_output_send_event_cb(pa_source_output *o, const char *event, pa_proplist *pl);
253 static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk);
254 static int source_output_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk);
256 static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
257 static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
258 static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
259 static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
260 static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
261 static void command_auth(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
262 static void command_set_client_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
263 static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
264 static void command_stat(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
265 static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
266 static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
267 static void command_create_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
268 static void command_finish_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
269 static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
270 static void command_remove_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
271 static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
272 static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
273 static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
274 static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
275 static void command_set_volume(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
276 static void command_set_mute(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
277 static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
278 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
279 static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
280 static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
281 static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
282 static void command_load_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
283 static void command_unload_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
284 static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
285 static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
286 static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
287 static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
288 static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
289 static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
290 static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
291 static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
292 static void command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
293 static void command_set_card_profile(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
294 static void command_set_sink_or_source_port(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
296 static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
297 [PA_COMMAND_ERROR] = NULL,
298 [PA_COMMAND_TIMEOUT] = NULL,
299 [PA_COMMAND_REPLY] = NULL,
300 [PA_COMMAND_CREATE_PLAYBACK_STREAM] = command_create_playback_stream,
301 [PA_COMMAND_DELETE_PLAYBACK_STREAM] = command_delete_stream,
302 [PA_COMMAND_DRAIN_PLAYBACK_STREAM] = command_drain_playback_stream,
303 [PA_COMMAND_CREATE_RECORD_STREAM] = command_create_record_stream,
304 [PA_COMMAND_DELETE_RECORD_STREAM] = command_delete_stream,
305 [PA_COMMAND_AUTH] = command_auth,
306 [PA_COMMAND_REQUEST] = NULL,
307 [PA_COMMAND_EXIT] = command_exit,
308 [PA_COMMAND_SET_CLIENT_NAME] = command_set_client_name,
309 [PA_COMMAND_LOOKUP_SINK] = command_lookup,
310 [PA_COMMAND_LOOKUP_SOURCE] = command_lookup,
311 [PA_COMMAND_STAT] = command_stat,
312 [PA_COMMAND_GET_PLAYBACK_LATENCY] = command_get_playback_latency,
313 [PA_COMMAND_GET_RECORD_LATENCY] = command_get_record_latency,
314 [PA_COMMAND_CREATE_UPLOAD_STREAM] = command_create_upload_stream,
315 [PA_COMMAND_DELETE_UPLOAD_STREAM] = command_delete_stream,
316 [PA_COMMAND_FINISH_UPLOAD_STREAM] = command_finish_upload_stream,
317 [PA_COMMAND_PLAY_SAMPLE] = command_play_sample,
318 [PA_COMMAND_REMOVE_SAMPLE] = command_remove_sample,
319 [PA_COMMAND_GET_SINK_INFO] = command_get_info,
320 [PA_COMMAND_GET_SOURCE_INFO] = command_get_info,
321 [PA_COMMAND_GET_CLIENT_INFO] = command_get_info,
322 [PA_COMMAND_GET_CARD_INFO] = command_get_info,
323 [PA_COMMAND_GET_MODULE_INFO] = command_get_info,
324 [PA_COMMAND_GET_SINK_INPUT_INFO] = command_get_info,
325 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO] = command_get_info,
326 [PA_COMMAND_GET_SAMPLE_INFO] = command_get_info,
327 [PA_COMMAND_GET_SINK_INFO_LIST] = command_get_info_list,
328 [PA_COMMAND_GET_SOURCE_INFO_LIST] = command_get_info_list,
329 [PA_COMMAND_GET_MODULE_INFO_LIST] = command_get_info_list,
330 [PA_COMMAND_GET_CLIENT_INFO_LIST] = command_get_info_list,
331 [PA_COMMAND_GET_CARD_INFO_LIST] = command_get_info_list,
332 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST] = command_get_info_list,
333 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST] = command_get_info_list,
334 [PA_COMMAND_GET_SAMPLE_INFO_LIST] = command_get_info_list,
335 [PA_COMMAND_GET_SERVER_INFO] = command_get_server_info,
336 [PA_COMMAND_SUBSCRIBE] = command_subscribe,
338 [PA_COMMAND_SET_SINK_VOLUME] = command_set_volume,
339 [PA_COMMAND_SET_SINK_INPUT_VOLUME] = command_set_volume,
340 [PA_COMMAND_SET_SOURCE_VOLUME] = command_set_volume,
341 [PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME] = command_set_volume,
343 [PA_COMMAND_SET_SINK_MUTE] = command_set_mute,
344 [PA_COMMAND_SET_SINK_INPUT_MUTE] = command_set_mute,
345 [PA_COMMAND_SET_SOURCE_MUTE] = command_set_mute,
346 [PA_COMMAND_SET_SOURCE_OUTPUT_MUTE] = command_set_mute,
348 [PA_COMMAND_SUSPEND_SINK] = command_suspend,
349 [PA_COMMAND_SUSPEND_SOURCE] = command_suspend,
351 [PA_COMMAND_CORK_PLAYBACK_STREAM] = command_cork_playback_stream,
352 [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
353 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
354 [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
356 [PA_COMMAND_CORK_RECORD_STREAM] = command_cork_record_stream,
357 [PA_COMMAND_FLUSH_RECORD_STREAM] = command_flush_record_stream,
359 [PA_COMMAND_SET_DEFAULT_SINK] = command_set_default_sink_or_source,
360 [PA_COMMAND_SET_DEFAULT_SOURCE] = command_set_default_sink_or_source,
361 [PA_COMMAND_SET_PLAYBACK_STREAM_NAME] = command_set_stream_name,
362 [PA_COMMAND_SET_RECORD_STREAM_NAME] = command_set_stream_name,
363 [PA_COMMAND_KILL_CLIENT] = command_kill,
364 [PA_COMMAND_KILL_SINK_INPUT] = command_kill,
365 [PA_COMMAND_KILL_SOURCE_OUTPUT] = command_kill,
366 [PA_COMMAND_LOAD_MODULE] = command_load_module,
367 [PA_COMMAND_UNLOAD_MODULE] = command_unload_module,
369 [PA_COMMAND_GET_AUTOLOAD_INFO___OBSOLETE] = NULL,
370 [PA_COMMAND_GET_AUTOLOAD_INFO_LIST___OBSOLETE] = NULL,
371 [PA_COMMAND_ADD_AUTOLOAD___OBSOLETE] = NULL,
372 [PA_COMMAND_REMOVE_AUTOLOAD___OBSOLETE] = NULL,
374 [PA_COMMAND_MOVE_SINK_INPUT] = command_move_stream,
375 [PA_COMMAND_MOVE_SOURCE_OUTPUT] = command_move_stream,
377 [PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr,
378 [PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr,
380 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate,
381 [PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate,
383 [PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST] = command_update_proplist,
384 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST] = command_update_proplist,
385 [PA_COMMAND_UPDATE_CLIENT_PROPLIST] = command_update_proplist,
387 [PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST] = command_remove_proplist,
388 [PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST] = command_remove_proplist,
389 [PA_COMMAND_REMOVE_CLIENT_PROPLIST] = command_remove_proplist,
391 [PA_COMMAND_SET_CARD_PROFILE] = command_set_card_profile,
393 [PA_COMMAND_SET_SINK_PORT] = command_set_sink_or_source_port,
394 [PA_COMMAND_SET_SOURCE_PORT] = command_set_sink_or_source_port,
396 [PA_COMMAND_EXTENSION] = command_extension
399 /* structure management */
401 /* Called from main context */
402 static void upload_stream_unlink(upload_stream *s) {
408 pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s);
409 s->connection = NULL;
410 upload_stream_unref(s);
413 /* Called from main context */
414 static void upload_stream_free(pa_object *o) {
415 upload_stream *s = UPLOAD_STREAM(o);
418 upload_stream_unlink(s);
423 pa_proplist_free(s->proplist);
425 if (s->memchunk.memblock)
426 pa_memblock_unref(s->memchunk.memblock);
431 /* Called from main context */
432 static upload_stream* upload_stream_new(
433 pa_native_connection *c,
434 const pa_sample_spec *ss,
435 const pa_channel_map *map,
445 pa_assert(length > 0);
448 s = pa_msgobject_new(upload_stream);
449 s->parent.parent.parent.free = upload_stream_free;
451 s->sample_spec = *ss;
452 s->channel_map = *map;
453 s->name = pa_xstrdup(name);
454 pa_memchunk_reset(&s->memchunk);
456 s->proplist = pa_proplist_copy(p);
457 pa_proplist_update(s->proplist, PA_UPDATE_MERGE, c->client->proplist);
459 pa_idxset_put(c->output_streams, s, &s->index);
464 /* Called from main context */
465 static void record_stream_unlink(record_stream *s) {
471 if (s->source_output) {
472 pa_source_output_unlink(s->source_output);
473 pa_source_output_unref(s->source_output);
474 s->source_output = NULL;
477 pa_assert_se(pa_idxset_remove_by_data(s->connection->record_streams, s, NULL) == s);
478 s->connection = NULL;
479 record_stream_unref(s);
482 /* Called from main context */
483 static void record_stream_free(pa_object *o) {
484 record_stream *s = RECORD_STREAM(o);
487 record_stream_unlink(s);
489 pa_memblockq_free(s->memblockq);
493 /* Called from main context */
494 static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
495 record_stream *s = RECORD_STREAM(o);
496 record_stream_assert_ref(s);
503 case RECORD_STREAM_MESSAGE_POST_DATA:
505 /* We try to keep up to date with how many bytes are
506 * currently on the fly */
507 pa_atomic_sub(&s->on_the_fly, chunk->length);
509 if (pa_memblockq_push_align(s->memblockq, chunk) < 0) {
510 /* pa_log_warn("Failed to push data into output queue."); */
514 if (!pa_pstream_is_pending(s->connection->pstream))
515 native_connection_send_memblock(s->connection);
523 /* Called from main context */
524 static void fix_record_buffer_attr_pre(record_stream *s) {
527 pa_usec_t orig_fragsize_usec, fragsize_usec, source_usec;
531 /* This function will be called from the main thread, before as
532 * well as after the source output has been activated using
533 * pa_source_output_put()! That means it may not touch any
534 * ->thread_info data! */
536 frame_size = pa_frame_size(&s->source_output->sample_spec);
537 s->buffer_attr = s->buffer_attr_req;
539 if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH)
540 s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH;
541 if (s->buffer_attr.maxlength <= 0)
542 s->buffer_attr.maxlength = (uint32_t) frame_size;
544 if (s->buffer_attr.fragsize == (uint32_t) -1)
545 s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC*PA_USEC_PER_MSEC, &s->source_output->sample_spec);
546 if (s->buffer_attr.fragsize <= 0)
547 s->buffer_attr.fragsize = (uint32_t) frame_size;
549 orig_fragsize_usec = fragsize_usec = pa_bytes_to_usec(s->buffer_attr.fragsize, &s->source_output->sample_spec);
551 if (s->early_requests) {
553 /* In early request mode we need to emulate the classic
554 * fragment-based playback model. We do this setting the source
555 * latency to the fragment size. */
557 source_usec = fragsize_usec;
559 } else if (s->adjust_latency) {
561 /* So, the user asked us to adjust the latency according to
562 * what the source can provide. Half the latency will be
563 * spent on the hw buffer, half of it in the async buffer
564 * queue we maintain for each client. */
566 source_usec = fragsize_usec/2;
570 /* Ok, the user didn't ask us to adjust the latency, hence we
573 source_usec = (pa_usec_t) -1;
576 if (source_usec != (pa_usec_t) -1)
577 s->configured_source_latency = pa_source_output_set_requested_latency(s->source_output, source_usec);
579 s->configured_source_latency = 0;
581 if (s->early_requests) {
583 /* Ok, we didn't necessarily get what we were asking for, so
584 * let's tell the user */
586 fragsize_usec = s->configured_source_latency;
588 } else if (s->adjust_latency) {
590 /* Now subtract what we actually got */
592 if (fragsize_usec >= s->configured_source_latency*2)
593 fragsize_usec -= s->configured_source_latency;
595 fragsize_usec = s->configured_source_latency;
598 if (pa_usec_to_bytes(orig_fragsize_usec, &s->source_output->sample_spec) !=
599 pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec))
601 s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec);
603 if (s->buffer_attr.fragsize <= 0)
604 s->buffer_attr.fragsize = (uint32_t) frame_size;
607 /* Called from main context */
608 static void fix_record_buffer_attr_post(record_stream *s) {
613 /* This function will be called from the main thread, before as
614 * well as after the source output has been activated using
615 * pa_source_output_put()! That means it may not touch and
616 * ->thread_info data! */
618 base = pa_frame_size(&s->source_output->sample_spec);
620 s->buffer_attr.fragsize = (s->buffer_attr.fragsize/base)*base;
621 if (s->buffer_attr.fragsize <= 0)
622 s->buffer_attr.fragsize = base;
624 if (s->buffer_attr.fragsize > s->buffer_attr.maxlength)
625 s->buffer_attr.fragsize = s->buffer_attr.maxlength;
628 /* Called from main context */
629 static record_stream* record_stream_new(
630 pa_native_connection *c,
635 pa_buffer_attr *attr,
639 pa_source_output_flags_t flags,
641 pa_bool_t adjust_latency,
642 pa_bool_t early_requests,
643 pa_bool_t relative_volume,
644 pa_bool_t peak_detect,
645 pa_sink_input *direct_on_input,
649 pa_source_output *source_output = NULL;
650 pa_source_output_new_data data;
651 char *memblockq_name;
658 pa_source_output_new_data_init(&data);
660 pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p);
661 data.driver = __FILE__;
662 data.module = c->options->module;
663 data.client = c->client;
665 pa_source_output_new_data_set_source(&data, source, TRUE);
666 if (pa_sample_spec_valid(ss))
667 pa_source_output_new_data_set_sample_spec(&data, ss);
668 if (pa_channel_map_valid(map))
669 pa_source_output_new_data_set_channel_map(&data, map);
671 pa_source_output_new_data_set_formats(&data, formats);
672 data.direct_on_input = direct_on_input;
674 pa_source_output_new_data_set_volume(&data, volume);
675 data.volume_is_absolute = !relative_volume;
676 data.save_volume = TRUE;
679 pa_source_output_new_data_set_muted(&data, muted);
680 data.save_muted = TRUE;
683 data.resample_method = PA_RESAMPLER_PEAKS;
686 *ret = -pa_source_output_new(&source_output, c->protocol->core, &data);
688 pa_source_output_new_data_done(&data);
693 s = pa_msgobject_new(record_stream);
694 s->parent.parent.free = record_stream_free;
695 s->parent.process_msg = record_stream_process_msg;
697 s->source_output = source_output;
698 s->buffer_attr_req = *attr;
699 s->adjust_latency = adjust_latency;
700 s->early_requests = early_requests;
701 pa_atomic_store(&s->on_the_fly, 0);
703 s->source_output->parent.process_msg = source_output_process_msg;
704 s->source_output->push = source_output_push_cb;
705 s->source_output->kill = source_output_kill_cb;
706 s->source_output->get_latency = source_output_get_latency_cb;
707 s->source_output->moving = source_output_moving_cb;
708 s->source_output->suspend = source_output_suspend_cb;
709 s->source_output->send_event = source_output_send_event_cb;
710 s->source_output->userdata = s;
712 fix_record_buffer_attr_pre(s);
714 memblockq_name = pa_sprintf_malloc("native protocol record stream memblockq [%u]", s->source_output->index);
715 s->memblockq = pa_memblockq_new(
718 s->buffer_attr.maxlength,
720 &source_output->sample_spec,
725 pa_xfree(memblockq_name);
727 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
728 fix_record_buffer_attr_post(s);
730 *ss = s->source_output->sample_spec;
731 *map = s->source_output->channel_map;
733 pa_idxset_put(c->record_streams, s, &s->index);
735 pa_log_info("Final latency %0.2f ms = %0.2f ms + %0.2f ms",
736 ((double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) + (double) s->configured_source_latency) / PA_USEC_PER_MSEC,
737 (double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) / PA_USEC_PER_MSEC,
738 (double) s->configured_source_latency / PA_USEC_PER_MSEC);
740 pa_source_output_put(s->source_output);
744 /* Called from main context */
745 static void record_stream_send_killed(record_stream *r) {
747 record_stream_assert_ref(r);
749 t = pa_tagstruct_new(NULL, 0);
750 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_KILLED);
751 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
752 pa_tagstruct_putu32(t, r->index);
753 pa_pstream_send_tagstruct(r->connection->pstream, t);
756 /* Called from main context */
757 static void playback_stream_unlink(playback_stream *s) {
764 pa_sink_input_unlink(s->sink_input);
765 pa_sink_input_unref(s->sink_input);
766 s->sink_input = NULL;
769 if (s->drain_request)
770 pa_pstream_send_error(s->connection->pstream, s->drain_tag, PA_ERR_NOENTITY);
772 pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s);
773 s->connection = NULL;
774 playback_stream_unref(s);
777 /* Called from main context */
778 static void playback_stream_free(pa_object* o) {
779 playback_stream *s = PLAYBACK_STREAM(o);
782 playback_stream_unlink(s);
784 pa_memblockq_free(s->memblockq);
788 /* Called from main context */
789 static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
790 playback_stream *s = PLAYBACK_STREAM(o);
791 playback_stream_assert_ref(s);
798 case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA: {
803 if ((l = pa_atomic_load(&s->missing)) <= 0)
806 if (pa_atomic_cmpxchg(&s->missing, l, 0))
810 t = pa_tagstruct_new(NULL, 0);
811 pa_tagstruct_putu32(t, PA_COMMAND_REQUEST);
812 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
813 pa_tagstruct_putu32(t, s->index);
814 pa_tagstruct_putu32(t, (uint32_t) l);
815 pa_pstream_send_tagstruct(s->connection->pstream, t);
817 #ifdef PROTOCOL_NATIVE_DEBUG
818 pa_log("Requesting %lu bytes", (unsigned long) l);
823 case PLAYBACK_STREAM_MESSAGE_UNDERFLOW: {
826 #ifdef PROTOCOL_NATIVE_DEBUG
827 pa_log("signalling underflow");
830 /* Report that we're empty */
831 t = pa_tagstruct_new(NULL, 0);
832 pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW);
833 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
834 pa_tagstruct_putu32(t, s->index);
835 if (s->connection->version >= 23)
836 pa_tagstruct_puts64(t, offset);
837 pa_pstream_send_tagstruct(s->connection->pstream, t);
841 case PLAYBACK_STREAM_MESSAGE_OVERFLOW: {
844 /* Notify the user we're overflowed*/
845 t = pa_tagstruct_new(NULL, 0);
846 pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW);
847 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
848 pa_tagstruct_putu32(t, s->index);
849 pa_pstream_send_tagstruct(s->connection->pstream, t);
853 case PLAYBACK_STREAM_MESSAGE_STARTED:
855 if (s->connection->version >= 13) {
858 /* Notify the user we started playback */
859 t = pa_tagstruct_new(NULL, 0);
860 pa_tagstruct_putu32(t, PA_COMMAND_STARTED);
861 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
862 pa_tagstruct_putu32(t, s->index);
863 pa_pstream_send_tagstruct(s->connection->pstream, t);
868 case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK:
869 pa_pstream_send_simple_ack(s->connection->pstream, PA_PTR_TO_UINT(userdata));
872 case PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH:
874 s->buffer_attr.tlength = (uint32_t) offset;
876 if (s->connection->version >= 15) {
879 t = pa_tagstruct_new(NULL, 0);
880 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED);
881 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
882 pa_tagstruct_putu32(t, s->index);
883 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
884 pa_tagstruct_putu32(t, s->buffer_attr.tlength);
885 pa_tagstruct_putu32(t, s->buffer_attr.prebuf);
886 pa_tagstruct_putu32(t, s->buffer_attr.minreq);
887 pa_tagstruct_put_usec(t, s->configured_sink_latency);
888 pa_pstream_send_tagstruct(s->connection->pstream, t);
897 /* Called from main context */
898 static void fix_playback_buffer_attr(playback_stream *s) {
899 size_t frame_size, max_prebuf;
900 pa_usec_t orig_tlength_usec, tlength_usec, orig_minreq_usec, minreq_usec, sink_usec;
904 #ifdef PROTOCOL_NATIVE_DEBUG
905 pa_log("Client requested: maxlength=%li bytes tlength=%li bytes minreq=%li bytes prebuf=%li bytes",
906 (long) s->buffer_attr.maxlength,
907 (long) s->buffer_attr.tlength,
908 (long) s->buffer_attr.minreq,
909 (long) s->buffer_attr.prebuf);
911 pa_log("Client requested: maxlength=%lu ms tlength=%lu ms minreq=%lu ms prebuf=%lu ms",
912 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.maxlength, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
913 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.tlength, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
914 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.minreq, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
915 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.prebuf, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC));
918 /* This function will be called from the main thread, before as
919 * well as after the sink input has been activated using
920 * pa_sink_input_put()! That means it may not touch any
921 * ->thread_info data, such as the memblockq! */
923 frame_size = pa_frame_size(&s->sink_input->sample_spec);
924 s->buffer_attr = s->buffer_attr_req;
926 if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH)
927 s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH;
928 if (s->buffer_attr.maxlength <= 0)
929 s->buffer_attr.maxlength = (uint32_t) frame_size;
931 if (s->buffer_attr.tlength == (uint32_t) -1)
932 s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_TLENGTH_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec);
933 if (s->buffer_attr.tlength <= 0)
934 s->buffer_attr.tlength = (uint32_t) frame_size;
936 if (s->buffer_attr.minreq == (uint32_t) -1)
937 s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_PROCESS_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec);
938 if (s->buffer_attr.minreq <= 0)
939 s->buffer_attr.minreq = (uint32_t) frame_size;
941 if (s->buffer_attr.tlength < s->buffer_attr.minreq+frame_size)
942 s->buffer_attr.tlength = s->buffer_attr.minreq+(uint32_t) frame_size;
944 orig_tlength_usec = tlength_usec = pa_bytes_to_usec(s->buffer_attr.tlength, &s->sink_input->sample_spec);
945 orig_minreq_usec = minreq_usec = pa_bytes_to_usec(s->buffer_attr.minreq, &s->sink_input->sample_spec);
947 pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms",
948 (double) tlength_usec / PA_USEC_PER_MSEC,
949 (double) minreq_usec / PA_USEC_PER_MSEC);
951 if (s->early_requests) {
953 /* In early request mode we need to emulate the classic
954 * fragment-based playback model. We do this setting the sink
955 * latency to the fragment size. */
957 sink_usec = minreq_usec;
958 pa_log_debug("Early requests mode enabled, configuring sink latency to minreq.");
960 } else if (s->adjust_latency) {
962 /* So, the user asked us to adjust the latency of the stream
963 * buffer according to the what the sink can provide. The
964 * tlength passed in shall be the overall latency. Roughly
965 * half the latency will be spent on the hw buffer, the other
966 * half of it in the async buffer queue we maintain for each
967 * client. In between we'll have a safety space of size
968 * 2*minreq. Why the 2*minreq? When the hw buffer is completely
969 * empty and needs to be filled, then our buffer must have
970 * enough data to fulfill this request immediately and thus
971 * have at least the same tlength as the size of the hw
972 * buffer. It additionally needs space for 2 times minreq
973 * because if the buffer ran empty and a partial fillup
974 * happens immediately on the next iteration we need to be
975 * able to fulfill it and give the application also minreq
976 * time to fill it up again for the next request Makes 2 times
977 * minreq in plus.. */
979 if (tlength_usec > minreq_usec*2)
980 sink_usec = (tlength_usec - minreq_usec*2)/2;
984 pa_log_debug("Adjust latency mode enabled, configuring sink latency to half of overall latency.");
988 /* Ok, the user didn't ask us to adjust the latency, but we
989 * still need to make sure that the parameters from the user
992 if (tlength_usec > minreq_usec*2)
993 sink_usec = (tlength_usec - minreq_usec*2);
997 pa_log_debug("Traditional mode enabled, modifying sink usec only for compat with minreq.");
1000 s->configured_sink_latency = pa_sink_input_set_requested_latency(s->sink_input, sink_usec);
1002 if (s->early_requests) {
1004 /* Ok, we didn't necessarily get what we were asking for, so
1005 * let's tell the user */
1007 minreq_usec = s->configured_sink_latency;
1009 } else if (s->adjust_latency) {
1011 /* Ok, we didn't necessarily get what we were asking for, so
1012 * let's subtract from what we asked for for the remaining
1015 if (tlength_usec >= s->configured_sink_latency)
1016 tlength_usec -= s->configured_sink_latency;
1019 pa_log_debug("Requested latency=%0.2f ms, Received latency=%0.2f ms",
1020 (double) sink_usec / PA_USEC_PER_MSEC,
1021 (double) s->configured_sink_latency / PA_USEC_PER_MSEC);
1023 /* FIXME: This is actually larger than necessary, since not all of
1024 * the sink latency is actually rewritable. */
1025 if (tlength_usec < s->configured_sink_latency + 2*minreq_usec)
1026 tlength_usec = s->configured_sink_latency + 2*minreq_usec;
1028 if (pa_usec_to_bytes_round_up(orig_tlength_usec, &s->sink_input->sample_spec) !=
1029 pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec))
1030 s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec);
1032 if (pa_usec_to_bytes(orig_minreq_usec, &s->sink_input->sample_spec) !=
1033 pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec))
1034 s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec);
1036 if (s->buffer_attr.minreq <= 0) {
1037 s->buffer_attr.minreq = (uint32_t) frame_size;
1038 s->buffer_attr.tlength += (uint32_t) frame_size*2;
1041 if (s->buffer_attr.tlength <= s->buffer_attr.minreq)
1042 s->buffer_attr.tlength = s->buffer_attr.minreq*2 + (uint32_t) frame_size;
1044 max_prebuf = s->buffer_attr.tlength + (uint32_t)frame_size - s->buffer_attr.minreq;
1046 if (s->buffer_attr.prebuf == (uint32_t) -1 ||
1047 s->buffer_attr.prebuf > max_prebuf)
1048 s->buffer_attr.prebuf = max_prebuf;
1050 #ifdef PROTOCOL_NATIVE_DEBUG
1051 pa_log("Client accepted: maxlength=%lu ms tlength=%lu ms minreq=%lu ms prebuf=%lu ms",
1052 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.maxlength, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
1053 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.tlength, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
1054 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.minreq, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC),
1055 (unsigned long) (pa_bytes_to_usec(s->buffer_attr.prebuf, &s->sink_input->sample_spec) / PA_USEC_PER_MSEC));
1059 /* Called from main context */
1060 static playback_stream* playback_stream_new(
1061 pa_native_connection *c,
1064 pa_channel_map *map,
1069 pa_bool_t muted_set,
1070 pa_sink_input_flags_t flags,
1072 pa_bool_t adjust_latency,
1073 pa_bool_t early_requests,
1074 pa_bool_t relative_volume,
1079 /* Note: This function takes ownership of the 'formats' param, so we need
1080 * to take extra care to not leak it */
1082 playback_stream *ssync;
1083 playback_stream *s = NULL;
1084 pa_sink_input *sink_input = NULL;
1085 pa_memchunk silence;
1087 int64_t start_index;
1088 pa_sink_input_new_data data;
1089 char *memblockq_name;
1097 /* Find syncid group */
1098 PA_IDXSET_FOREACH(ssync, c->output_streams, idx) {
1100 if (!playback_stream_isinstance(ssync))
1103 if (ssync->syncid == syncid)
1107 /* Synced streams must connect to the same sink */
1111 sink = ssync->sink_input->sink;
1112 else if (sink != ssync->sink_input->sink) {
1113 *ret = PA_ERR_INVALID;
1118 pa_sink_input_new_data_init(&data);
1120 pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p);
1121 data.driver = __FILE__;
1122 data.module = c->options->module;
1123 data.client = c->client;
1125 pa_sink_input_new_data_set_sink(&data, sink, TRUE);
1126 if (pa_sample_spec_valid(ss))
1127 pa_sink_input_new_data_set_sample_spec(&data, ss);
1128 if (pa_channel_map_valid(map))
1129 pa_sink_input_new_data_set_channel_map(&data, map);
1131 pa_sink_input_new_data_set_formats(&data, formats);
1132 /* Ownership transferred to new_data, so we don't free it ourselves */
1136 pa_sink_input_new_data_set_volume(&data, volume);
1137 data.volume_is_absolute = !relative_volume;
1138 data.save_volume = TRUE;
1141 pa_sink_input_new_data_set_muted(&data, muted);
1142 data.save_muted = TRUE;
1144 data.sync_base = ssync ? ssync->sink_input : NULL;
1147 *ret = -pa_sink_input_new(&sink_input, c->protocol->core, &data);
1149 pa_sink_input_new_data_done(&data);
1154 s = pa_msgobject_new(playback_stream);
1155 s->parent.parent.parent.free = playback_stream_free;
1156 s->parent.parent.process_msg = playback_stream_process_msg;
1159 s->sink_input = sink_input;
1160 s->is_underrun = TRUE;
1161 s->drain_request = FALSE;
1162 pa_atomic_store(&s->missing, 0);
1163 s->buffer_attr_req = *a;
1164 s->adjust_latency = adjust_latency;
1165 s->early_requests = early_requests;
1166 pa_atomic_store(&s->seek_or_post_in_queue, 0);
1167 s->seek_windex = -1;
1169 s->sink_input->parent.process_msg = sink_input_process_msg;
1170 s->sink_input->pop = sink_input_pop_cb;
1171 s->sink_input->process_rewind = sink_input_process_rewind_cb;
1172 s->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
1173 s->sink_input->update_max_request = sink_input_update_max_request_cb;
1174 s->sink_input->kill = sink_input_kill_cb;
1175 s->sink_input->moving = sink_input_moving_cb;
1176 s->sink_input->suspend = sink_input_suspend_cb;
1177 s->sink_input->send_event = sink_input_send_event_cb;
1178 s->sink_input->userdata = s;
1180 start_index = ssync ? pa_memblockq_get_read_index(ssync->memblockq) : 0;
1182 fix_playback_buffer_attr(s);
1184 pa_sink_input_get_silence(sink_input, &silence);
1185 memblockq_name = pa_sprintf_malloc("native protocol playback stream memblockq [%u]", s->sink_input->index);
1186 s->memblockq = pa_memblockq_new(
1189 s->buffer_attr.maxlength,
1190 s->buffer_attr.tlength,
1191 &sink_input->sample_spec,
1192 s->buffer_attr.prebuf,
1193 s->buffer_attr.minreq,
1196 pa_xfree(memblockq_name);
1197 pa_memblock_unref(silence.memblock);
1199 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1201 *missing = (uint32_t) pa_memblockq_pop_missing(s->memblockq);
1203 #ifdef PROTOCOL_NATIVE_DEBUG
1204 pa_log("missing original: %li", (long int) *missing);
1207 *ss = s->sink_input->sample_spec;
1208 *map = s->sink_input->channel_map;
1210 pa_idxset_put(c->output_streams, s, &s->index);
1212 pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms",
1213 ((double) pa_bytes_to_usec(s->buffer_attr.tlength, &sink_input->sample_spec) + (double) s->configured_sink_latency) / PA_USEC_PER_MSEC,
1214 (double) pa_bytes_to_usec(s->buffer_attr.tlength-s->buffer_attr.minreq*2, &sink_input->sample_spec) / PA_USEC_PER_MSEC,
1215 (double) pa_bytes_to_usec(s->buffer_attr.minreq, &sink_input->sample_spec) / PA_USEC_PER_MSEC,
1216 (double) s->configured_sink_latency / PA_USEC_PER_MSEC);
1218 pa_sink_input_put(s->sink_input);
1222 pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
1227 /* Called from IO context */
1228 static void playback_stream_request_bytes(playback_stream *s) {
1230 int previous_missing;
1232 playback_stream_assert_ref(s);
1234 m = pa_memblockq_pop_missing(s->memblockq);
1236 /* pa_log("request_bytes(%lu) (tlength=%lu minreq=%lu length=%lu really missing=%lli)", */
1237 /* (unsigned long) m, */
1238 /* pa_memblockq_get_tlength(s->memblockq), */
1239 /* pa_memblockq_get_minreq(s->memblockq), */
1240 /* pa_memblockq_get_length(s->memblockq), */
1241 /* (long long) pa_memblockq_get_tlength(s->memblockq) - (long long) pa_memblockq_get_length(s->memblockq)); */
1246 #ifdef PROTOCOL_NATIVE_DEBUG
1247 pa_log("request_bytes(%lu)", (unsigned long) m);
1250 previous_missing = pa_atomic_add(&s->missing, (int) m);
1251 minreq = pa_memblockq_get_minreq(s->memblockq);
1253 if (pa_memblockq_prebuf_active(s->memblockq) ||
1254 (previous_missing < (int) minreq && previous_missing + (int) m >= (int) minreq))
1255 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, NULL, 0, NULL, NULL);
1258 /* Called from main context */
1259 static void playback_stream_send_killed(playback_stream *p) {
1261 playback_stream_assert_ref(p);
1263 t = pa_tagstruct_new(NULL, 0);
1264 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_KILLED);
1265 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1266 pa_tagstruct_putu32(t, p->index);
1267 pa_pstream_send_tagstruct(p->connection->pstream, t);
1270 /* Called from main context */
1271 static int native_connection_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
1272 pa_native_connection *c = PA_NATIVE_CONNECTION(o);
1273 pa_native_connection_assert_ref(c);
1280 case CONNECTION_MESSAGE_REVOKE:
1281 pa_pstream_send_revoke(c->pstream, PA_PTR_TO_UINT(userdata));
1284 case CONNECTION_MESSAGE_RELEASE:
1285 pa_pstream_send_release(c->pstream, PA_PTR_TO_UINT(userdata));
1292 /* Called from main context */
1293 static void native_connection_unlink(pa_native_connection *c) {
1302 pa_hook_fire(&c->protocol->hooks[PA_NATIVE_HOOK_CONNECTION_UNLINK], c);
1305 pa_native_options_unref(c->options);
1307 while ((r = pa_idxset_first(c->record_streams, NULL)))
1308 record_stream_unlink(r);
1310 while ((o = pa_idxset_first(c->output_streams, NULL)))
1311 if (playback_stream_isinstance(o))
1312 playback_stream_unlink(PLAYBACK_STREAM(o));
1314 upload_stream_unlink(UPLOAD_STREAM(o));
1316 if (c->subscription)
1317 pa_subscription_free(c->subscription);
1320 pa_pstream_unlink(c->pstream);
1322 if (c->auth_timeout_event) {
1323 c->protocol->core->mainloop->time_free(c->auth_timeout_event);
1324 c->auth_timeout_event = NULL;
1327 pa_assert_se(pa_idxset_remove_by_data(c->protocol->connections, c, NULL) == c);
1329 pa_native_connection_unref(c);
1332 /* Called from main context */
1333 static void native_connection_free(pa_object *o) {
1334 pa_native_connection *c = PA_NATIVE_CONNECTION(o);
1338 native_connection_unlink(c);
1340 pa_idxset_free(c->record_streams, NULL, NULL);
1341 pa_idxset_free(c->output_streams, NULL, NULL);
1343 pa_pdispatch_unref(c->pdispatch);
1344 pa_pstream_unref(c->pstream);
1345 pa_client_free(c->client);
1350 /* Called from main context */
1351 static void native_connection_send_memblock(pa_native_connection *c) {
1355 start = PA_IDXSET_INVALID;
1359 if (!(r = RECORD_STREAM(pa_idxset_rrobin(c->record_streams, &c->rrobin_index))))
1362 if (start == PA_IDXSET_INVALID)
1363 start = c->rrobin_index;
1364 else if (start == c->rrobin_index)
1367 if (pa_memblockq_peek(r->memblockq, &chunk) >= 0) {
1368 pa_memchunk schunk = chunk;
1370 if (schunk.length > r->buffer_attr.fragsize)
1371 schunk.length = r->buffer_attr.fragsize;
1373 pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk);
1375 pa_memblockq_drop(r->memblockq, schunk.length);
1376 pa_memblock_unref(schunk.memblock);
1383 /*** sink input callbacks ***/
1385 /* Called from thread context */
1386 static void handle_seek(playback_stream *s, int64_t indexw) {
1387 playback_stream_assert_ref(s);
1389 /* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->sink_input->thread_info.underrun_for, pa_memblockq_is_readable(s->memblockq)); */
1391 if (s->sink_input->thread_info.underrun_for > 0) {
1393 /* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */
1395 if (pa_memblockq_is_readable(s->memblockq)) {
1397 /* We just ended an underrun, let's ask the sink
1398 * for a complete rewind rewrite */
1400 pa_log_debug("Requesting rewind due to end of underrun.");
1401 pa_sink_input_request_rewind(s->sink_input,
1402 (size_t) (s->sink_input->thread_info.underrun_for == (uint64_t) -1 ? 0 :
1403 s->sink_input->thread_info.underrun_for),
1404 FALSE, TRUE, FALSE);
1410 indexr = pa_memblockq_get_read_index(s->memblockq);
1412 if (indexw < indexr) {
1413 /* OK, the sink already asked for this data, so
1414 * let's have it ask us again */
1416 pa_log_debug("Requesting rewind due to rewrite.");
1417 pa_sink_input_request_rewind(s->sink_input, (size_t) (indexr - indexw), TRUE, FALSE, FALSE);
1421 playback_stream_request_bytes(s);
1424 static void flush_write_no_account(pa_memblockq *q) {
1425 pa_memblockq_flush_write(q, FALSE);
1428 /* Called from thread context */
1429 static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
1430 pa_sink_input *i = PA_SINK_INPUT(o);
1433 pa_sink_input_assert_ref(i);
1434 s = PLAYBACK_STREAM(i->userdata);
1435 playback_stream_assert_ref(s);
1439 case SINK_INPUT_MESSAGE_SEEK:
1440 case SINK_INPUT_MESSAGE_POST_DATA: {
1441 int64_t windex = pa_memblockq_get_write_index(s->memblockq);
1443 if (code == SINK_INPUT_MESSAGE_SEEK) {
1444 /* The client side is incapable of accounting correctly
1445 * for seeks of a type != PA_SEEK_RELATIVE. We need to be
1446 * able to deal with that. */
1448 pa_memblockq_seek(s->memblockq, offset, PA_PTR_TO_UINT(userdata), PA_PTR_TO_UINT(userdata) == PA_SEEK_RELATIVE);
1449 windex = PA_MIN(windex, pa_memblockq_get_write_index(s->memblockq));
1452 if (chunk && pa_memblockq_push_align(s->memblockq, chunk) < 0) {
1453 if (pa_log_ratelimit(PA_LOG_WARN))
1454 pa_log_warn("Failed to push data into queue");
1455 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_OVERFLOW, NULL, 0, NULL, NULL);
1456 pa_memblockq_seek(s->memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE);
1459 /* If more data is in queue, we rewind later instead. */
1460 if (s->seek_windex != -1)
1461 windex = PA_MIN(windex, s->seek_windex);
1462 if (pa_atomic_dec(&s->seek_or_post_in_queue) > 1)
1463 s->seek_windex = windex;
1465 s->seek_windex = -1;
1466 handle_seek(s, windex);
1471 case SINK_INPUT_MESSAGE_DRAIN:
1472 case SINK_INPUT_MESSAGE_FLUSH:
1473 case SINK_INPUT_MESSAGE_PREBUF_FORCE:
1474 case SINK_INPUT_MESSAGE_TRIGGER: {
1477 pa_sink_input *isync;
1478 void (*func)(pa_memblockq *bq);
1481 case SINK_INPUT_MESSAGE_FLUSH:
1482 func = flush_write_no_account;
1485 case SINK_INPUT_MESSAGE_PREBUF_FORCE:
1486 func = pa_memblockq_prebuf_force;
1489 case SINK_INPUT_MESSAGE_DRAIN:
1490 case SINK_INPUT_MESSAGE_TRIGGER:
1491 func = pa_memblockq_prebuf_disable;
1495 pa_assert_not_reached();
1498 windex = pa_memblockq_get_write_index(s->memblockq);
1500 handle_seek(s, windex);
1502 /* Do the same for all other members in the sync group */
1503 for (isync = i->sync_prev; isync; isync = isync->sync_prev) {
1504 playback_stream *ssync = PLAYBACK_STREAM(isync->userdata);
1505 windex = pa_memblockq_get_write_index(ssync->memblockq);
1506 func(ssync->memblockq);
1507 handle_seek(ssync, windex);
1510 for (isync = i->sync_next; isync; isync = isync->sync_next) {
1511 playback_stream *ssync = PLAYBACK_STREAM(isync->userdata);
1512 windex = pa_memblockq_get_write_index(ssync->memblockq);
1513 func(ssync->memblockq);
1514 handle_seek(ssync, windex);
1517 if (code == SINK_INPUT_MESSAGE_DRAIN) {
1518 if (!pa_memblockq_is_readable(s->memblockq))
1519 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, userdata, 0, NULL, NULL);
1521 s->drain_tag = PA_PTR_TO_UINT(userdata);
1522 s->drain_request = TRUE;
1529 case SINK_INPUT_MESSAGE_UPDATE_LATENCY:
1530 /* Atomically get a snapshot of all timing parameters... */
1531 s->read_index = pa_memblockq_get_read_index(s->memblockq);
1532 s->write_index = pa_memblockq_get_write_index(s->memblockq);
1533 s->render_memblockq_length = pa_memblockq_get_length(s->sink_input->thread_info.render_memblockq);
1534 s->current_sink_latency = pa_sink_get_latency_within_thread(s->sink_input->sink);
1535 s->underrun_for = s->sink_input->thread_info.underrun_for;
1536 s->playing_for = s->sink_input->thread_info.playing_for;
1540 case PA_SINK_INPUT_MESSAGE_SET_STATE: {
1543 windex = pa_memblockq_get_write_index(s->memblockq);
1545 pa_memblockq_prebuf_force(s->memblockq);
1547 handle_seek(s, windex);
1549 /* Fall through to the default handler */
1553 case PA_SINK_INPUT_MESSAGE_GET_LATENCY: {
1554 pa_usec_t *r = userdata;
1556 *r = pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &i->sample_spec);
1558 /* Fall through, the default handler will add in the extra
1559 * latency added by the resampler */
1563 case SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR: {
1564 pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr);
1565 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1570 return pa_sink_input_process_msg(o, code, userdata, offset, chunk);
1573 /* Called from thread context */
1574 static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk) {
1577 pa_sink_input_assert_ref(i);
1578 s = PLAYBACK_STREAM(i->userdata);
1579 playback_stream_assert_ref(s);
1582 #ifdef PROTOCOL_NATIVE_DEBUG
1583 pa_log("%s, pop(): %lu", pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME), (unsigned long) pa_memblockq_get_length(s->memblockq));
1586 if (pa_memblockq_is_readable(s->memblockq))
1587 s->is_underrun = FALSE;
1589 if (!s->is_underrun)
1590 pa_log_debug("Underrun on '%s', %lu bytes in queue.", pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME)), (unsigned long) pa_memblockq_get_length(s->memblockq));
1592 if (s->drain_request && pa_sink_input_safe_to_remove(i)) {
1593 s->drain_request = FALSE;
1594 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, PA_UINT_TO_PTR(s->drain_tag), 0, NULL, NULL);
1595 } else if (!s->is_underrun)
1596 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_UNDERFLOW, NULL, pa_memblockq_get_read_index(s->memblockq), NULL, NULL);
1598 s->is_underrun = TRUE;
1600 playback_stream_request_bytes(s);
1603 /* This call will not fail with prebuf=0, hence we check for
1604 underrun explicitly above */
1605 if (pa_memblockq_peek(s->memblockq, chunk) < 0)
1608 chunk->length = PA_MIN(nbytes, chunk->length);
1610 if (i->thread_info.underrun_for > 0)
1611 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_STARTED, NULL, 0, NULL, NULL);
1613 pa_memblockq_drop(s->memblockq, chunk->length);
1614 playback_stream_request_bytes(s);
1619 /* Called from thread context */
1620 static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) {
1623 pa_sink_input_assert_ref(i);
1624 s = PLAYBACK_STREAM(i->userdata);
1625 playback_stream_assert_ref(s);
1627 /* If we are in an underrun, then we don't rewind */
1628 if (i->thread_info.underrun_for > 0)
1631 pa_memblockq_rewind(s->memblockq, nbytes);
1634 /* Called from thread context */
1635 static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
1638 pa_sink_input_assert_ref(i);
1639 s = PLAYBACK_STREAM(i->userdata);
1640 playback_stream_assert_ref(s);
1642 pa_memblockq_set_maxrewind(s->memblockq, nbytes);
1645 /* Called from thread context */
1646 static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes) {
1648 size_t new_tlength, old_tlength;
1650 pa_sink_input_assert_ref(i);
1651 s = PLAYBACK_STREAM(i->userdata);
1652 playback_stream_assert_ref(s);
1654 old_tlength = pa_memblockq_get_tlength(s->memblockq);
1655 new_tlength = nbytes+2*pa_memblockq_get_minreq(s->memblockq);
1657 if (old_tlength < new_tlength) {
1658 pa_log_debug("max_request changed, trying to update from %zu to %zu.", old_tlength, new_tlength);
1659 pa_memblockq_set_tlength(s->memblockq, new_tlength);
1660 new_tlength = pa_memblockq_get_tlength(s->memblockq);
1662 if (new_tlength == old_tlength)
1663 pa_log_debug("Failed to increase tlength");
1665 pa_log_debug("Notifying client about increased tlength");
1666 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH, NULL, pa_memblockq_get_tlength(s->memblockq), NULL, NULL);
1671 /* Called from main context */
1672 static void sink_input_kill_cb(pa_sink_input *i) {
1675 pa_sink_input_assert_ref(i);
1676 s = PLAYBACK_STREAM(i->userdata);
1677 playback_stream_assert_ref(s);
1679 playback_stream_send_killed(s);
1680 playback_stream_unlink(s);
1683 /* Called from main context */
1684 static void sink_input_send_event_cb(pa_sink_input *i, const char *event, pa_proplist *pl) {
1688 pa_sink_input_assert_ref(i);
1689 s = PLAYBACK_STREAM(i->userdata);
1690 playback_stream_assert_ref(s);
1692 if (s->connection->version < 15)
1695 t = pa_tagstruct_new(NULL, 0);
1696 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_EVENT);
1697 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1698 pa_tagstruct_putu32(t, s->index);
1699 pa_tagstruct_puts(t, event);
1700 pa_tagstruct_put_proplist(t, pl);
1701 pa_pstream_send_tagstruct(s->connection->pstream, t);
1704 /* Called from main context */
1705 static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend) {
1709 pa_sink_input_assert_ref(i);
1710 s = PLAYBACK_STREAM(i->userdata);
1711 playback_stream_assert_ref(s);
1713 if (s->connection->version < 12)
1716 t = pa_tagstruct_new(NULL, 0);
1717 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_SUSPENDED);
1718 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1719 pa_tagstruct_putu32(t, s->index);
1720 pa_tagstruct_put_boolean(t, suspend);
1721 pa_pstream_send_tagstruct(s->connection->pstream, t);
1724 /* Called from main context */
1725 static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) {
1729 pa_sink_input_assert_ref(i);
1730 s = PLAYBACK_STREAM(i->userdata);
1731 playback_stream_assert_ref(s);
1736 fix_playback_buffer_attr(s);
1737 pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr);
1738 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1740 if (s->connection->version < 12)
1743 t = pa_tagstruct_new(NULL, 0);
1744 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_MOVED);
1745 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1746 pa_tagstruct_putu32(t, s->index);
1747 pa_tagstruct_putu32(t, dest->index);
1748 pa_tagstruct_puts(t, dest->name);
1749 pa_tagstruct_put_boolean(t, pa_sink_get_state(dest) == PA_SINK_SUSPENDED);
1751 if (s->connection->version >= 13) {
1752 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
1753 pa_tagstruct_putu32(t, s->buffer_attr.tlength);
1754 pa_tagstruct_putu32(t, s->buffer_attr.prebuf);
1755 pa_tagstruct_putu32(t, s->buffer_attr.minreq);
1756 pa_tagstruct_put_usec(t, s->configured_sink_latency);
1759 pa_pstream_send_tagstruct(s->connection->pstream, t);
1762 /*** source_output callbacks ***/
1764 /* Called from thread context */
1765 static int source_output_process_msg(pa_msgobject *_o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
1766 pa_source_output *o = PA_SOURCE_OUTPUT(_o);
1769 pa_source_output_assert_ref(o);
1770 s = RECORD_STREAM(o->userdata);
1771 record_stream_assert_ref(s);
1774 case SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY:
1775 /* Atomically get a snapshot of all timing parameters... */
1776 s->current_monitor_latency = o->source->monitor_of ? pa_sink_get_latency_within_thread(o->source->monitor_of) : 0;
1777 s->current_source_latency = pa_source_get_latency_within_thread(o->source);
1778 s->on_the_fly_snapshot = pa_atomic_load(&s->on_the_fly);
1782 return pa_source_output_process_msg(_o, code, userdata, offset, chunk);
1785 /* Called from thread context */
1786 static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) {
1789 pa_source_output_assert_ref(o);
1790 s = RECORD_STREAM(o->userdata);
1791 record_stream_assert_ref(s);
1794 pa_atomic_add(&s->on_the_fly, chunk->length);
1795 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), RECORD_STREAM_MESSAGE_POST_DATA, NULL, 0, chunk, NULL);
1798 static void source_output_kill_cb(pa_source_output *o) {
1801 pa_source_output_assert_ref(o);
1802 s = RECORD_STREAM(o->userdata);
1803 record_stream_assert_ref(s);
1805 record_stream_send_killed(s);
1806 record_stream_unlink(s);
1809 static pa_usec_t source_output_get_latency_cb(pa_source_output *o) {
1812 pa_source_output_assert_ref(o);
1813 s = RECORD_STREAM(o->userdata);
1814 record_stream_assert_ref(s);
1816 /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
1818 return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &o->sample_spec);
1821 /* Called from main context */
1822 static void source_output_send_event_cb(pa_source_output *o, const char *event, pa_proplist *pl) {
1826 pa_source_output_assert_ref(o);
1827 s = RECORD_STREAM(o->userdata);
1828 record_stream_assert_ref(s);
1830 if (s->connection->version < 15)
1833 t = pa_tagstruct_new(NULL, 0);
1834 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_EVENT);
1835 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1836 pa_tagstruct_putu32(t, s->index);
1837 pa_tagstruct_puts(t, event);
1838 pa_tagstruct_put_proplist(t, pl);
1839 pa_pstream_send_tagstruct(s->connection->pstream, t);
1842 /* Called from main context */
1843 static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend) {
1847 pa_source_output_assert_ref(o);
1848 s = RECORD_STREAM(o->userdata);
1849 record_stream_assert_ref(s);
1851 if (s->connection->version < 12)
1854 t = pa_tagstruct_new(NULL, 0);
1855 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_SUSPENDED);
1856 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1857 pa_tagstruct_putu32(t, s->index);
1858 pa_tagstruct_put_boolean(t, suspend);
1859 pa_pstream_send_tagstruct(s->connection->pstream, t);
1862 /* Called from main context */
1863 static void source_output_moving_cb(pa_source_output *o, pa_source *dest) {
1867 pa_source_output_assert_ref(o);
1868 s = RECORD_STREAM(o->userdata);
1869 record_stream_assert_ref(s);
1874 fix_record_buffer_attr_pre(s);
1875 pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength);
1876 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1877 fix_record_buffer_attr_post(s);
1879 if (s->connection->version < 12)
1882 t = pa_tagstruct_new(NULL, 0);
1883 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_MOVED);
1884 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1885 pa_tagstruct_putu32(t, s->index);
1886 pa_tagstruct_putu32(t, dest->index);
1887 pa_tagstruct_puts(t, dest->name);
1888 pa_tagstruct_put_boolean(t, pa_source_get_state(dest) == PA_SOURCE_SUSPENDED);
1890 if (s->connection->version >= 13) {
1891 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
1892 pa_tagstruct_putu32(t, s->buffer_attr.fragsize);
1893 pa_tagstruct_put_usec(t, s->configured_source_latency);
1896 pa_pstream_send_tagstruct(s->connection->pstream, t);
1899 /*** pdispatch callbacks ***/
1901 static void protocol_error(pa_native_connection *c) {
1902 pa_log("protocol error, kicking client");
1903 native_connection_unlink(c);
1906 #define CHECK_VALIDITY(pstream, expression, tag, error) do { \
1907 if (!(expression)) { \
1908 pa_pstream_send_error((pstream), (tag), (error)); \
1913 #define CHECK_VALIDITY_GOTO(pstream, expression, tag, error, label) do { \
1914 if (!(expression)) { \
1915 pa_pstream_send_error((pstream), (tag), (error)); \
1920 static pa_tagstruct *reply_new(uint32_t tag) {
1921 pa_tagstruct *reply;
1923 reply = pa_tagstruct_new(NULL, 0);
1924 pa_tagstruct_putu32(reply, PA_COMMAND_REPLY);
1925 pa_tagstruct_putu32(reply, tag);
1929 static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
1930 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
1932 uint32_t sink_index, syncid, missing = 0;
1933 pa_buffer_attr attr;
1934 const char *name = NULL, *sink_name;
1937 pa_tagstruct *reply;
1938 pa_sink *sink = NULL;
1946 fix_channels = FALSE,
1948 variable_rate = FALSE,
1950 adjust_latency = FALSE,
1951 early_requests = FALSE,
1952 dont_inhibit_auto_suspend = FALSE,
1955 fail_on_suspend = FALSE,
1956 relative_volume = FALSE,
1957 passthrough = FALSE;
1959 pa_sink_input_flags_t flags = 0;
1960 pa_proplist *p = NULL;
1961 int ret = PA_ERR_INVALID;
1962 uint8_t n_formats = 0;
1963 pa_format_info *format;
1964 pa_idxset *formats = NULL;
1967 pa_native_connection_assert_ref(c);
1969 memset(&attr, 0, sizeof(attr));
1971 if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) ||
1974 PA_TAG_SAMPLE_SPEC, &ss,
1975 PA_TAG_CHANNEL_MAP, &map,
1976 PA_TAG_U32, &sink_index,
1977 PA_TAG_STRING, &sink_name,
1978 PA_TAG_U32, &attr.maxlength,
1979 PA_TAG_BOOLEAN, &corked,
1980 PA_TAG_U32, &attr.tlength,
1981 PA_TAG_U32, &attr.prebuf,
1982 PA_TAG_U32, &attr.minreq,
1983 PA_TAG_U32, &syncid,
1984 PA_TAG_CVOLUME, &volume,
1985 PA_TAG_INVALID) < 0) {
1991 CHECK_VALIDITY_GOTO(c->pstream, c->authorized, tag, PA_ERR_ACCESS, finish);
1992 CHECK_VALIDITY_GOTO(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID, finish);
1993 CHECK_VALIDITY_GOTO(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID, finish);
1994 CHECK_VALIDITY_GOTO(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID, finish);
1995 CHECK_VALIDITY_GOTO(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID, finish);
1997 p = pa_proplist_new();
2000 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
2002 if (c->version >= 12) {
2003 /* Since 0.9.8 the user can ask for a couple of additional flags */
2005 if (pa_tagstruct_get_boolean(t, &no_remap) < 0 ||
2006 pa_tagstruct_get_boolean(t, &no_remix) < 0 ||
2007 pa_tagstruct_get_boolean(t, &fix_format) < 0 ||
2008 pa_tagstruct_get_boolean(t, &fix_rate) < 0 ||
2009 pa_tagstruct_get_boolean(t, &fix_channels) < 0 ||
2010 pa_tagstruct_get_boolean(t, &no_move) < 0 ||
2011 pa_tagstruct_get_boolean(t, &variable_rate) < 0) {
2018 if (c->version >= 13) {
2020 if (pa_tagstruct_get_boolean(t, &muted) < 0 ||
2021 pa_tagstruct_get_boolean(t, &adjust_latency) < 0 ||
2022 pa_tagstruct_get_proplist(t, p) < 0) {
2029 if (c->version >= 14) {
2031 if (pa_tagstruct_get_boolean(t, &volume_set) < 0 ||
2032 pa_tagstruct_get_boolean(t, &early_requests) < 0) {
2039 if (c->version >= 15) {
2041 if (pa_tagstruct_get_boolean(t, &muted_set) < 0 ||
2042 pa_tagstruct_get_boolean(t, &dont_inhibit_auto_suspend) < 0 ||
2043 pa_tagstruct_get_boolean(t, &fail_on_suspend) < 0) {
2050 if (c->version >= 17) {
2052 if (pa_tagstruct_get_boolean(t, &relative_volume) < 0) {
2059 if (c->version >= 18) {
2061 if (pa_tagstruct_get_boolean(t, &passthrough) < 0 ) {
2067 if (c->version >= 21) {
2069 if (pa_tagstruct_getu8(t, &n_formats) < 0) {
2075 formats = pa_idxset_new(NULL, NULL);
2077 for (i = 0; i < n_formats; i++) {
2078 format = pa_format_info_new();
2079 if (pa_tagstruct_get_format_info(t, format) < 0) {
2083 pa_idxset_put(formats, format, NULL);
2087 if (n_formats == 0) {
2088 CHECK_VALIDITY_GOTO(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID, finish);
2089 CHECK_VALIDITY_GOTO(c->pstream, map.channels == ss.channels && volume.channels == ss.channels, tag, PA_ERR_INVALID, finish);
2090 CHECK_VALIDITY_GOTO(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID, finish);
2092 PA_IDXSET_FOREACH(format, formats, i) {
2093 CHECK_VALIDITY_GOTO(c->pstream, pa_format_info_valid(format), tag, PA_ERR_INVALID, finish);
2097 if (!pa_tagstruct_eof(t)) {
2102 if (sink_index != PA_INVALID_INDEX) {
2104 if (!(sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index))) {
2105 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2109 } else if (sink_name) {
2111 if (!(sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK))) {
2112 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2118 (corked ? PA_SINK_INPUT_START_CORKED : 0) |
2119 (no_remap ? PA_SINK_INPUT_NO_REMAP : 0) |
2120 (no_remix ? PA_SINK_INPUT_NO_REMIX : 0) |
2121 (fix_format ? PA_SINK_INPUT_FIX_FORMAT : 0) |
2122 (fix_rate ? PA_SINK_INPUT_FIX_RATE : 0) |
2123 (fix_channels ? PA_SINK_INPUT_FIX_CHANNELS : 0) |
2124 (no_move ? PA_SINK_INPUT_DONT_MOVE : 0) |
2125 (variable_rate ? PA_SINK_INPUT_VARIABLE_RATE : 0) |
2126 (dont_inhibit_auto_suspend ? PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) |
2127 (fail_on_suspend ? PA_SINK_INPUT_NO_CREATE_ON_SUSPEND|PA_SINK_INPUT_KILL_ON_SUSPEND : 0) |
2128 (passthrough ? PA_SINK_INPUT_PASSTHROUGH : 0);
2130 /* Only since protocol version 15 there's a separate muted_set
2131 * flag. For older versions we synthesize it here */
2132 muted_set = muted_set || muted;
2134 s = playback_stream_new(c, sink, &ss, &map, formats, &attr, volume_set ? &volume : NULL, muted, muted_set, flags, p, adjust_latency, early_requests, relative_volume, syncid, &missing, &ret);
2135 /* We no longer own the formats idxset */
2138 CHECK_VALIDITY_GOTO(c->pstream, s, tag, ret, finish);
2140 reply = reply_new(tag);
2141 pa_tagstruct_putu32(reply, s->index);
2142 pa_assert(s->sink_input);
2143 pa_tagstruct_putu32(reply, s->sink_input->index);
2144 pa_tagstruct_putu32(reply, missing);
2146 #ifdef PROTOCOL_NATIVE_DEBUG
2147 pa_log("initial request is %u", missing);
2150 if (c->version >= 9) {
2151 /* Since 0.9.0 we support sending the buffer metrics back to the client */
2153 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength);
2154 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.tlength);
2155 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.prebuf);
2156 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.minreq);
2159 if (c->version >= 12) {
2160 /* Since 0.9.8 we support sending the chosen sample
2161 * spec/channel map/device/suspend status back to the
2164 pa_tagstruct_put_sample_spec(reply, &ss);
2165 pa_tagstruct_put_channel_map(reply, &map);
2167 pa_tagstruct_putu32(reply, s->sink_input->sink->index);
2168 pa_tagstruct_puts(reply, s->sink_input->sink->name);
2170 pa_tagstruct_put_boolean(reply, pa_sink_get_state(s->sink_input->sink) == PA_SINK_SUSPENDED);
2173 if (c->version >= 13)
2174 pa_tagstruct_put_usec(reply, s->configured_sink_latency);
2176 if (c->version >= 21) {
2177 /* Send back the format we negotiated */
2178 if (s->sink_input->format)
2179 pa_tagstruct_put_format_info(reply, s->sink_input->format);
2181 pa_format_info *f = pa_format_info_new();
2182 pa_tagstruct_put_format_info(reply, f);
2183 pa_format_info_free(f);
2187 pa_pstream_send_tagstruct(c->pstream, reply);
2191 pa_proplist_free(p);
2193 pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
2196 static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2197 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2200 pa_native_connection_assert_ref(c);
2203 if (pa_tagstruct_getu32(t, &channel) < 0 ||
2204 !pa_tagstruct_eof(t)) {
2209 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2213 case PA_COMMAND_DELETE_PLAYBACK_STREAM: {
2215 if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !playback_stream_isinstance(s)) {
2216 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2220 playback_stream_unlink(s);
2224 case PA_COMMAND_DELETE_RECORD_STREAM: {
2226 if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) {
2227 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2231 record_stream_unlink(s);
2235 case PA_COMMAND_DELETE_UPLOAD_STREAM: {
2238 if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !upload_stream_isinstance(s)) {
2239 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2243 upload_stream_unlink(s);
2248 pa_assert_not_reached();
2251 pa_pstream_send_simple_ack(c->pstream, tag);
2254 static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2255 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2257 pa_buffer_attr attr;
2258 uint32_t source_index;
2259 const char *name = NULL, *source_name;
2262 pa_tagstruct *reply;
2263 pa_source *source = NULL;
2271 fix_channels = FALSE,
2273 variable_rate = FALSE,
2275 adjust_latency = FALSE,
2276 peak_detect = FALSE,
2277 early_requests = FALSE,
2278 dont_inhibit_auto_suspend = FALSE,
2281 fail_on_suspend = FALSE,
2282 relative_volume = FALSE,
2283 passthrough = FALSE;
2285 pa_source_output_flags_t flags = 0;
2286 pa_proplist *p = NULL;
2287 uint32_t direct_on_input_idx = PA_INVALID_INDEX;
2288 pa_sink_input *direct_on_input = NULL;
2289 int ret = PA_ERR_INVALID;
2290 uint8_t n_formats = 0;
2291 pa_format_info *format;
2292 pa_idxset *formats = NULL;
2295 pa_native_connection_assert_ref(c);
2298 memset(&attr, 0, sizeof(attr));
2300 if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) ||
2301 pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
2302 pa_tagstruct_get_channel_map(t, &map) < 0 ||
2303 pa_tagstruct_getu32(t, &source_index) < 0 ||
2304 pa_tagstruct_gets(t, &source_name) < 0 ||
2305 pa_tagstruct_getu32(t, &attr.maxlength) < 0 ||
2306 pa_tagstruct_get_boolean(t, &corked) < 0 ||
2307 pa_tagstruct_getu32(t, &attr.fragsize) < 0) {
2313 CHECK_VALIDITY_GOTO(c->pstream, c->authorized, tag, PA_ERR_ACCESS, finish);
2314 CHECK_VALIDITY_GOTO(c->pstream, !source_name || pa_namereg_is_valid_name_or_wildcard(source_name, PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID, finish);
2315 CHECK_VALIDITY_GOTO(c->pstream, source_index == PA_INVALID_INDEX || !source_name, tag, PA_ERR_INVALID, finish);
2316 CHECK_VALIDITY_GOTO(c->pstream, !source_name || source_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID, finish);
2318 p = pa_proplist_new();
2321 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
2323 if (c->version >= 12) {
2324 /* Since 0.9.8 the user can ask for a couple of additional flags */
2326 if (pa_tagstruct_get_boolean(t, &no_remap) < 0 ||
2327 pa_tagstruct_get_boolean(t, &no_remix) < 0 ||
2328 pa_tagstruct_get_boolean(t, &fix_format) < 0 ||
2329 pa_tagstruct_get_boolean(t, &fix_rate) < 0 ||
2330 pa_tagstruct_get_boolean(t, &fix_channels) < 0 ||
2331 pa_tagstruct_get_boolean(t, &no_move) < 0 ||
2332 pa_tagstruct_get_boolean(t, &variable_rate) < 0) {
2339 if (c->version >= 13) {
2341 if (pa_tagstruct_get_boolean(t, &peak_detect) < 0 ||
2342 pa_tagstruct_get_boolean(t, &adjust_latency) < 0 ||
2343 pa_tagstruct_get_proplist(t, p) < 0 ||
2344 pa_tagstruct_getu32(t, &direct_on_input_idx) < 0) {
2351 if (c->version >= 14) {
2353 if (pa_tagstruct_get_boolean(t, &early_requests) < 0) {
2359 if (c->version >= 15) {
2361 if (pa_tagstruct_get_boolean(t, &dont_inhibit_auto_suspend) < 0 ||
2362 pa_tagstruct_get_boolean(t, &fail_on_suspend) < 0) {
2369 if (c->version >= 22) {
2370 /* For newer client versions (with per-source-output volumes), we try
2371 * to make the behaviour for playback and record streams the same. */
2374 if (pa_tagstruct_getu8(t, &n_formats) < 0) {
2380 formats = pa_idxset_new(NULL, NULL);
2382 for (i = 0; i < n_formats; i++) {
2383 format = pa_format_info_new();
2384 if (pa_tagstruct_get_format_info(t, format) < 0) {
2388 pa_idxset_put(formats, format, NULL);
2391 if (pa_tagstruct_get_cvolume(t, &volume) < 0 ||
2392 pa_tagstruct_get_boolean(t, &muted) < 0 ||
2393 pa_tagstruct_get_boolean(t, &volume_set) < 0 ||
2394 pa_tagstruct_get_boolean(t, &muted_set) < 0 ||
2395 pa_tagstruct_get_boolean(t, &relative_volume) < 0 ||
2396 pa_tagstruct_get_boolean(t, &passthrough) < 0) {
2402 CHECK_VALIDITY_GOTO(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID, finish);
2405 if (n_formats == 0) {
2406 CHECK_VALIDITY_GOTO(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID, finish);
2407 CHECK_VALIDITY_GOTO(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID, finish);
2408 CHECK_VALIDITY_GOTO(c->pstream, c->version < 22 || (volume.channels == ss.channels), tag, PA_ERR_INVALID, finish);
2409 CHECK_VALIDITY_GOTO(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID, finish);
2411 PA_IDXSET_FOREACH(format, formats, i) {
2412 CHECK_VALIDITY_GOTO(c->pstream, pa_format_info_valid(format), tag, PA_ERR_INVALID, finish);
2417 if (!pa_tagstruct_eof(t)) {
2422 if (source_index != PA_INVALID_INDEX) {
2424 if (!(source = pa_idxset_get_by_index(c->protocol->core->sources, source_index))) {
2425 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2429 } else if (source_name) {
2431 if (!(source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE))) {
2432 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2437 if (direct_on_input_idx != PA_INVALID_INDEX) {
2439 if (!(direct_on_input = pa_idxset_get_by_index(c->protocol->core->sink_inputs, direct_on_input_idx))) {
2440 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2446 (corked ? PA_SOURCE_OUTPUT_START_CORKED : 0) |
2447 (no_remap ? PA_SOURCE_OUTPUT_NO_REMAP : 0) |
2448 (no_remix ? PA_SOURCE_OUTPUT_NO_REMIX : 0) |
2449 (fix_format ? PA_SOURCE_OUTPUT_FIX_FORMAT : 0) |
2450 (fix_rate ? PA_SOURCE_OUTPUT_FIX_RATE : 0) |
2451 (fix_channels ? PA_SOURCE_OUTPUT_FIX_CHANNELS : 0) |
2452 (no_move ? PA_SOURCE_OUTPUT_DONT_MOVE : 0) |
2453 (variable_rate ? PA_SOURCE_OUTPUT_VARIABLE_RATE : 0) |
2454 (dont_inhibit_auto_suspend ? PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) |
2455 (fail_on_suspend ? PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND|PA_SOURCE_OUTPUT_KILL_ON_SUSPEND : 0) |
2456 (passthrough ? PA_SOURCE_OUTPUT_PASSTHROUGH : 0);
2458 s = record_stream_new(c, source, &ss, &map, formats, &attr, volume_set ? &volume : NULL, muted, muted_set, flags, p, adjust_latency, early_requests, relative_volume, peak_detect, direct_on_input, &ret);
2460 CHECK_VALIDITY_GOTO(c->pstream, s, tag, ret, finish);
2462 reply = reply_new(tag);
2463 pa_tagstruct_putu32(reply, s->index);
2464 pa_assert(s->source_output);
2465 pa_tagstruct_putu32(reply, s->source_output->index);
2467 if (c->version >= 9) {
2468 /* Since 0.9 we support sending the buffer metrics back to the client */
2470 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength);
2471 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.fragsize);
2474 if (c->version >= 12) {
2475 /* Since 0.9.8 we support sending the chosen sample
2476 * spec/channel map/device/suspend status back to the
2479 pa_tagstruct_put_sample_spec(reply, &ss);
2480 pa_tagstruct_put_channel_map(reply, &map);
2482 pa_tagstruct_putu32(reply, s->source_output->source->index);
2483 pa_tagstruct_puts(reply, s->source_output->source->name);
2485 pa_tagstruct_put_boolean(reply, pa_source_get_state(s->source_output->source) == PA_SOURCE_SUSPENDED);
2488 if (c->version >= 13)
2489 pa_tagstruct_put_usec(reply, s->configured_source_latency);
2491 if (c->version >= 22) {
2492 /* Send back the format we negotiated */
2493 if (s->source_output->format)
2494 pa_tagstruct_put_format_info(reply, s->source_output->format);
2496 pa_format_info *f = pa_format_info_new();
2497 pa_tagstruct_put_format_info(reply, f);
2498 pa_format_info_free(f);
2502 pa_pstream_send_tagstruct(c->pstream, reply);
2506 pa_proplist_free(p);
2508 pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
2511 static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2512 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2515 pa_native_connection_assert_ref(c);
2518 if (!pa_tagstruct_eof(t)) {
2523 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2524 ret = pa_core_exit(c->protocol->core, FALSE, 0);
2525 CHECK_VALIDITY(c->pstream, ret >= 0, tag, PA_ERR_ACCESS);
2527 pa_log_debug("Client %s asks us to terminate.", pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY)));
2529 pa_pstream_send_simple_ack(c->pstream, tag); /* nonsense */
2532 static void command_auth(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2533 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2535 pa_tagstruct *reply;
2536 pa_bool_t shm_on_remote = FALSE, do_shm;
2538 pa_native_connection_assert_ref(c);
2541 if (pa_tagstruct_getu32(t, &c->version) < 0 ||
2542 pa_tagstruct_get_arbitrary(t, &cookie, PA_NATIVE_COOKIE_LENGTH) < 0 ||
2543 !pa_tagstruct_eof(t)) {
2548 /* Minimum supported version */
2549 if (c->version < 8) {
2550 pa_pstream_send_error(c->pstream, tag, PA_ERR_VERSION);
2554 /* Starting with protocol version 13 the MSB of the version tag
2555 reflects if shm is available for this pa_native_connection or
2557 if (c->version >= 13) {
2558 shm_on_remote = !!(c->version & 0x80000000U);
2559 c->version &= 0x7FFFFFFFU;
2562 pa_log_debug("Protocol version: remote %u, local %u", c->version, PA_PROTOCOL_VERSION);
2564 pa_proplist_setf(c->client->proplist, "native-protocol.version", "%u", c->version);
2566 if (!c->authorized) {
2567 pa_bool_t success = FALSE;
2570 const pa_creds *creds;
2572 if ((creds = pa_pdispatch_creds(pd))) {
2573 if (creds->uid == getuid())
2575 else if (c->options->auth_group) {
2579 if ((gid = pa_get_gid_of_group(c->options->auth_group)) == (gid_t) -1)
2580 pa_log_warn("Failed to get GID of group '%s'", c->options->auth_group);
2581 else if (gid == creds->gid)
2585 if ((r = pa_uid_in_group(creds->uid, c->options->auth_group)) < 0)
2586 pa_log_warn("Failed to check group membership.");
2592 pa_log_info("Got credentials: uid=%lu gid=%lu success=%i",
2593 (unsigned long) creds->uid,
2594 (unsigned long) creds->gid,
2599 if (!success && c->options->auth_cookie) {
2602 if ((ac = pa_auth_cookie_read(c->options->auth_cookie, PA_NATIVE_COOKIE_LENGTH)))
2603 if (memcmp(ac, cookie, PA_NATIVE_COOKIE_LENGTH) == 0)
2608 pa_log_warn("Denied access to client with invalid authorization data.");
2609 pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
2613 c->authorized = TRUE;
2614 if (c->auth_timeout_event) {
2615 c->protocol->core->mainloop->time_free(c->auth_timeout_event);
2616 c->auth_timeout_event = NULL;
2620 /* Enable shared memory support if possible */
2622 pa_mempool_is_shared(c->protocol->core->mempool) &&
2625 pa_log_debug("SHM possible: %s", pa_yes_no(do_shm));
2628 if (c->version < 10 || (c->version >= 13 && !shm_on_remote))
2633 /* Only enable SHM if both sides are owned by the same
2634 * user. This is a security measure because otherwise data
2635 * private to the user might leak. */
2637 const pa_creds *creds;
2638 if (!(creds = pa_pdispatch_creds(pd)) || getuid() != creds->uid)
2643 pa_log_debug("Negotiated SHM: %s", pa_yes_no(do_shm));
2644 pa_pstream_enable_shm(c->pstream, do_shm);
2646 reply = reply_new(tag);
2647 pa_tagstruct_putu32(reply, PA_PROTOCOL_VERSION | (do_shm ? 0x80000000 : 0));
2651 /* SHM support is only enabled after both sides made sure they are the same user. */
2655 ucred.uid = getuid();
2656 ucred.gid = getgid();
2658 pa_pstream_send_tagstruct_with_creds(c->pstream, reply, &ucred);
2661 pa_pstream_send_tagstruct(c->pstream, reply);
2665 static void command_set_client_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2666 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2667 const char *name = NULL;
2669 pa_tagstruct *reply;
2671 pa_native_connection_assert_ref(c);
2674 p = pa_proplist_new();
2676 if ((c->version < 13 && pa_tagstruct_gets(t, &name) < 0) ||
2677 (c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
2678 !pa_tagstruct_eof(t)) {
2681 pa_proplist_free(p);
2686 if (pa_proplist_sets(p, PA_PROP_APPLICATION_NAME, name) < 0) {
2687 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
2688 pa_proplist_free(p);
2692 pa_client_update_proplist(c->client, PA_UPDATE_REPLACE, p);
2693 pa_proplist_free(p);
2695 reply = reply_new(tag);
2697 if (c->version >= 13)
2698 pa_tagstruct_putu32(reply, c->client->index);
2700 pa_pstream_send_tagstruct(c->pstream, reply);
2703 static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2704 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2706 uint32_t idx = PA_IDXSET_INVALID;
2708 pa_native_connection_assert_ref(c);
2711 if (pa_tagstruct_gets(t, &name) < 0 ||
2712 !pa_tagstruct_eof(t)) {
2717 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2718 CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_LOOKUP_SINK ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
2720 if (command == PA_COMMAND_LOOKUP_SINK) {
2722 if ((sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK)))
2726 pa_assert(command == PA_COMMAND_LOOKUP_SOURCE);
2727 if ((source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE)))
2728 idx = source->index;
2731 if (idx == PA_IDXSET_INVALID)
2732 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2734 pa_tagstruct *reply;
2735 reply = reply_new(tag);
2736 pa_tagstruct_putu32(reply, idx);
2737 pa_pstream_send_tagstruct(c->pstream, reply);
2741 static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2742 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2746 pa_native_connection_assert_ref(c);
2749 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2750 !pa_tagstruct_eof(t)) {
2755 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2756 s = pa_idxset_get_by_index(c->output_streams, idx);
2757 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2758 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2760 pa_asyncmsgq_post(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_DRAIN, PA_UINT_TO_PTR(tag), 0, NULL, NULL);
2763 static void command_stat(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2764 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2765 pa_tagstruct *reply;
2766 const pa_mempool_stat *stat;
2768 pa_native_connection_assert_ref(c);
2771 if (!pa_tagstruct_eof(t)) {
2776 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2778 stat = pa_mempool_get_stat(c->protocol->core->mempool);
2780 reply = reply_new(tag);
2781 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_allocated));
2782 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->allocated_size));
2783 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_accumulated));
2784 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->accumulated_size));
2785 pa_tagstruct_putu32(reply, (uint32_t) pa_scache_total_size(c->protocol->core));
2786 pa_pstream_send_tagstruct(c->pstream, reply);
2789 static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2790 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2791 pa_tagstruct *reply;
2793 struct timeval tv, now;
2796 pa_native_connection_assert_ref(c);
2799 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2800 pa_tagstruct_get_timeval(t, &tv) < 0 ||
2801 !pa_tagstruct_eof(t)) {
2806 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2807 s = pa_idxset_get_by_index(c->output_streams, idx);
2808 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2809 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2811 /* Get an atomic snapshot of all timing parameters */
2812 pa_assert_se(pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0);
2814 reply = reply_new(tag);
2815 pa_tagstruct_put_usec(reply,
2816 s->current_sink_latency +
2817 pa_bytes_to_usec(s->render_memblockq_length, &s->sink_input->sink->sample_spec));
2818 pa_tagstruct_put_usec(reply, 0);
2819 pa_tagstruct_put_boolean(reply,
2820 s->playing_for > 0 &&
2821 pa_sink_get_state(s->sink_input->sink) == PA_SINK_RUNNING &&
2822 pa_sink_input_get_state(s->sink_input) == PA_SINK_INPUT_RUNNING);
2823 pa_tagstruct_put_timeval(reply, &tv);
2824 pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now));
2825 pa_tagstruct_puts64(reply, s->write_index);
2826 pa_tagstruct_puts64(reply, s->read_index);
2828 if (c->version >= 13) {
2829 pa_tagstruct_putu64(reply, s->underrun_for);
2830 pa_tagstruct_putu64(reply, s->playing_for);
2833 pa_pstream_send_tagstruct(c->pstream, reply);
2836 static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2837 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2838 pa_tagstruct *reply;
2840 struct timeval tv, now;
2843 pa_native_connection_assert_ref(c);
2846 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2847 pa_tagstruct_get_timeval(t, &tv) < 0 ||
2848 !pa_tagstruct_eof(t)) {
2853 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2854 s = pa_idxset_get_by_index(c->record_streams, idx);
2855 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2857 /* Get an atomic snapshot of all timing parameters */
2858 pa_assert_se(pa_asyncmsgq_send(s->source_output->source->asyncmsgq, PA_MSGOBJECT(s->source_output), SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0);
2860 reply = reply_new(tag);
2861 pa_tagstruct_put_usec(reply, s->current_monitor_latency);
2862 pa_tagstruct_put_usec(reply,
2863 s->current_source_latency +
2864 pa_bytes_to_usec(s->on_the_fly_snapshot, &s->source_output->source->sample_spec));
2865 pa_tagstruct_put_boolean(reply,
2866 pa_source_get_state(s->source_output->source) == PA_SOURCE_RUNNING &&
2867 pa_source_output_get_state(s->source_output) == PA_SOURCE_OUTPUT_RUNNING);
2868 pa_tagstruct_put_timeval(reply, &tv);
2869 pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now));
2870 pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
2871 pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
2872 pa_pstream_send_tagstruct(c->pstream, reply);
2875 static void command_create_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2876 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2879 const char *name = NULL;
2882 pa_tagstruct *reply;
2885 pa_native_connection_assert_ref(c);
2888 if (pa_tagstruct_gets(t, &name) < 0 ||
2889 pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
2890 pa_tagstruct_get_channel_map(t, &map) < 0 ||
2891 pa_tagstruct_getu32(t, &length) < 0) {
2896 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2897 CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID);
2898 CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID);
2899 CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID);
2900 CHECK_VALIDITY(c->pstream, (length % pa_frame_size(&ss)) == 0 && length > 0, tag, PA_ERR_INVALID);
2901 CHECK_VALIDITY(c->pstream, length <= PA_SCACHE_ENTRY_SIZE_MAX, tag, PA_ERR_TOOLARGE);
2903 p = pa_proplist_new();
2905 if ((c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
2906 !pa_tagstruct_eof(t)) {
2909 pa_proplist_free(p);
2913 if (c->version < 13)
2914 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
2916 if (!(name = pa_proplist_gets(p, PA_PROP_EVENT_ID)))
2917 name = pa_proplist_gets(p, PA_PROP_MEDIA_NAME);
2919 if (!name || !pa_namereg_is_valid_name(name)) {
2920 pa_proplist_free(p);
2921 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_INVALID);
2924 s = upload_stream_new(c, &ss, &map, name, length, p);
2925 pa_proplist_free(p);
2927 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID);
2929 reply = reply_new(tag);
2930 pa_tagstruct_putu32(reply, s->index);
2931 pa_tagstruct_putu32(reply, length);
2932 pa_pstream_send_tagstruct(c->pstream, reply);
2935 static void command_finish_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2936 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2941 pa_native_connection_assert_ref(c);
2944 if (pa_tagstruct_getu32(t, &channel) < 0 ||
2945 !pa_tagstruct_eof(t)) {
2950 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2952 s = pa_idxset_get_by_index(c->output_streams, channel);
2953 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2954 CHECK_VALIDITY(c->pstream, upload_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2956 if (!s->memchunk.memblock)
2957 pa_pstream_send_error(c->pstream, tag, PA_ERR_TOOLARGE);
2958 else if (pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, s->proplist, &idx) < 0)
2959 pa_pstream_send_error(c->pstream, tag, PA_ERR_INTERNAL);
2961 pa_pstream_send_simple_ack(c->pstream, tag);
2963 upload_stream_unlink(s);
2966 static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2967 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2968 uint32_t sink_index;
2971 const char *name, *sink_name;
2974 pa_tagstruct *reply;
2976 pa_native_connection_assert_ref(c);
2979 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2981 if (pa_tagstruct_getu32(t, &sink_index) < 0 ||
2982 pa_tagstruct_gets(t, &sink_name) < 0 ||
2983 pa_tagstruct_getu32(t, &volume) < 0 ||
2984 pa_tagstruct_gets(t, &name) < 0) {
2989 CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID);
2990 CHECK_VALIDITY(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID);
2991 CHECK_VALIDITY(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
2992 CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
2994 if (sink_index != PA_INVALID_INDEX)
2995 sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index);
2997 sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK);
2999 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
3001 p = pa_proplist_new();
3003 if ((c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
3004 !pa_tagstruct_eof(t)) {
3006 pa_proplist_free(p);
3010 pa_proplist_update(p, PA_UPDATE_MERGE, c->client->proplist);
3012 if (pa_scache_play_item(c->protocol->core, name, sink, volume, p, &idx) < 0) {
3013 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
3014 pa_proplist_free(p);
3018 pa_proplist_free(p);
3020 reply = reply_new(tag);
3022 if (c->version >= 13)
3023 pa_tagstruct_putu32(reply, idx);
3025 pa_pstream_send_tagstruct(c->pstream, reply);
3028 static void command_remove_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3029 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3032 pa_native_connection_assert_ref(c);
3035 if (pa_tagstruct_gets(t, &name) < 0 ||
3036 !pa_tagstruct_eof(t)) {
3041 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3042 CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
3044 if (pa_scache_remove_item(c->protocol->core, name) < 0) {
3045 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
3049 pa_pstream_send_simple_ack(c->pstream, tag);
3052 static void fixup_sample_spec(pa_native_connection *c, pa_sample_spec *fixed, const pa_sample_spec *original) {
3055 pa_assert(original);
3059 if (c->version < 12) {
3060 /* Before protocol version 12 we didn't support S32 samples,
3061 * so we need to lie about this to the client */
3063 if (fixed->format == PA_SAMPLE_S32LE)
3064 fixed->format = PA_SAMPLE_FLOAT32LE;
3065 if (fixed->format == PA_SAMPLE_S32BE)
3066 fixed->format = PA_SAMPLE_FLOAT32BE;
3069 if (c->version < 15) {
3070 if (fixed->format == PA_SAMPLE_S24LE || fixed->format == PA_SAMPLE_S24_32LE)
3071 fixed->format = PA_SAMPLE_FLOAT32LE;
3072 if (fixed->format == PA_SAMPLE_S24BE || fixed->format == PA_SAMPLE_S24_32BE)
3073 fixed->format = PA_SAMPLE_FLOAT32BE;
3077 static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sink *sink) {
3078 pa_sample_spec fixed_ss;
3081 pa_sink_assert_ref(sink);
3083 fixup_sample_spec(c, &fixed_ss, &sink->sample_spec);
3087 PA_TAG_U32, sink->index,
3088 PA_TAG_STRING, sink->name,
3089 PA_TAG_STRING, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)),
3090 PA_TAG_SAMPLE_SPEC, &fixed_ss,
3091 PA_TAG_CHANNEL_MAP, &sink->channel_map,
3092 PA_TAG_U32, sink->module ? sink->module->index : PA_INVALID_INDEX,
3093 PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE),
3094 PA_TAG_BOOLEAN, pa_sink_get_mute(sink, FALSE),
3095 PA_TAG_U32, sink->monitor_source ? sink->monitor_source->index : PA_INVALID_INDEX,
3096 PA_TAG_STRING, sink->monitor_source ? sink->monitor_source->name : NULL,
3097 PA_TAG_USEC, pa_sink_get_latency(sink),
3098 PA_TAG_STRING, sink->driver,
3099 PA_TAG_U32, sink->flags & PA_SINK_CLIENT_FLAGS_MASK,
3102 if (c->version >= 13) {
3103 pa_tagstruct_put_proplist(t, sink->proplist);
3104 pa_tagstruct_put_usec(t, pa_sink_get_requested_latency(sink));
3107 if (c->version >= 15) {
3108 pa_tagstruct_put_volume(t, sink->base_volume);
3109 if (PA_UNLIKELY(pa_sink_get_state(sink) == PA_SINK_INVALID_STATE))
3110 pa_log_error("Internal sink state is invalid.");
3111 pa_tagstruct_putu32(t, pa_sink_get_state(sink));
3112 pa_tagstruct_putu32(t, sink->n_volume_steps);
3113 pa_tagstruct_putu32(t, sink->card ? sink->card->index : PA_INVALID_INDEX);
3116 if (c->version >= 16) {
3117 pa_tagstruct_putu32(t, sink->ports ? pa_hashmap_size(sink->ports) : 0);
3123 PA_HASHMAP_FOREACH(p, sink->ports, state) {
3124 pa_tagstruct_puts(t, p->name);
3125 pa_tagstruct_puts(t, p->description);
3126 pa_tagstruct_putu32(t, p->priority);
3127 if (c->version >= 24)
3128 pa_tagstruct_putu32(t, p->available);
3132 pa_tagstruct_puts(t, sink->active_port ? sink->active_port->name : NULL);
3135 if (c->version >= 21) {
3138 pa_idxset *formats = pa_sink_get_formats(sink);
3140 pa_tagstruct_putu8(t, (uint8_t) pa_idxset_size(formats));
3141 PA_IDXSET_FOREACH(f, formats, i) {
3142 pa_tagstruct_put_format_info(t, f);
3145 pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
3149 static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source *source) {
3150 pa_sample_spec fixed_ss;
3153 pa_source_assert_ref(source);
3155 fixup_sample_spec(c, &fixed_ss, &source->sample_spec);
3159 PA_TAG_U32, source->index,
3160 PA_TAG_STRING, source->name,
3161 PA_TAG_STRING, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)),
3162 PA_TAG_SAMPLE_SPEC, &fixed_ss,
3163 PA_TAG_CHANNEL_MAP, &source->channel_map,
3164 PA_TAG_U32, source->module ? source->module->index : PA_INVALID_INDEX,
3165 PA_TAG_CVOLUME, pa_source_get_volume(source, FALSE),
3166 PA_TAG_BOOLEAN, pa_source_get_mute(source, FALSE),
3167 PA_TAG_U32, source->monitor_of ? source->monitor_of->index : PA_INVALID_INDEX,
3168 PA_TAG_STRING, source->monitor_of ? source->monitor_of->name : NULL,
3169 PA_TAG_USEC, pa_source_get_latency(source),
3170 PA_TAG_STRING, source->driver,
3171 PA_TAG_U32, source->flags & PA_SOURCE_CLIENT_FLAGS_MASK,
3174 if (c->version >= 13) {
3175 pa_tagstruct_put_proplist(t, source->proplist);
3176 pa_tagstruct_put_usec(t, pa_source_get_requested_latency(source));
3179 if (c->version >= 15) {
3180 pa_tagstruct_put_volume(t, source->base_volume);
3181 if (PA_UNLIKELY(pa_source_get_state(source) == PA_SOURCE_INVALID_STATE))
3182 pa_log_error("Internal source state is invalid.");
3183 pa_tagstruct_putu32(t, pa_source_get_state(source));
3184 pa_tagstruct_putu32(t, source->n_volume_steps);
3185 pa_tagstruct_putu32(t, source->card ? source->card->index : PA_INVALID_INDEX);
3188 if (c->version >= 16) {
3190 pa_tagstruct_putu32(t, source->ports ? pa_hashmap_size(source->ports) : 0);
3192 if (source->ports) {
3196 PA_HASHMAP_FOREACH(p, source->ports, state) {
3197 pa_tagstruct_puts(t, p->name);
3198 pa_tagstruct_puts(t, p->description);
3199 pa_tagstruct_putu32(t, p->priority);
3200 if (c->version >= 24)
3201 pa_tagstruct_putu32(t, p->available);
3205 pa_tagstruct_puts(t, source->active_port ? source->active_port->name : NULL);
3208 if (c->version >= 22) {
3211 pa_idxset *formats = pa_source_get_formats(source);
3213 pa_tagstruct_putu8(t, (uint8_t) pa_idxset_size(formats));
3214 PA_IDXSET_FOREACH(f, formats, i) {
3215 pa_tagstruct_put_format_info(t, f);
3218 pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
3222 static void client_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_client *client) {
3226 pa_tagstruct_putu32(t, client->index);
3227 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(client->proplist, PA_PROP_APPLICATION_NAME)));
3228 pa_tagstruct_putu32(t, client->module ? client->module->index : PA_INVALID_INDEX);
3229 pa_tagstruct_puts(t, client->driver);
3231 if (c->version >= 13)
3232 pa_tagstruct_put_proplist(t, client->proplist);
3235 static void card_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_card *card) {
3242 pa_tagstruct_putu32(t, card->index);
3243 pa_tagstruct_puts(t, card->name);
3244 pa_tagstruct_putu32(t, card->module ? card->module->index : PA_INVALID_INDEX);
3245 pa_tagstruct_puts(t, card->driver);
3247 pa_tagstruct_putu32(t, card->profiles ? pa_hashmap_size(card->profiles) : 0);
3249 if (card->profiles) {
3250 while ((p = pa_hashmap_iterate(card->profiles, &state, NULL))) {
3251 pa_tagstruct_puts(t, p->name);
3252 pa_tagstruct_puts(t, p->description);
3253 pa_tagstruct_putu32(t, p->n_sinks);
3254 pa_tagstruct_putu32(t, p->n_sources);
3255 pa_tagstruct_putu32(t, p->priority);
3259 pa_tagstruct_puts(t, card->active_profile ? card->active_profile->name : NULL);
3260 pa_tagstruct_put_proplist(t, card->proplist);
3262 if (c->version < 26)
3266 pa_device_port* port;
3267 pa_proplist* proplist = pa_proplist_new(); /* For now - push an empty proplist */
3269 pa_tagstruct_putu32(t, pa_hashmap_size(card->ports));
3271 PA_HASHMAP_FOREACH(port, card->ports, state) {
3272 pa_tagstruct_puts(t, port->name);
3273 pa_tagstruct_puts(t, port->description);
3274 pa_tagstruct_putu32(t, port->priority);
3275 pa_tagstruct_putu32(t, port->available);
3276 pa_tagstruct_putu8(t, /* FIXME: port->direction */ (port->is_input ? PA_DIRECTION_INPUT : 0) | (port->is_output ? PA_DIRECTION_OUTPUT : 0));
3277 pa_tagstruct_put_proplist(t, proplist);
3279 if (port->profiles) {
3281 pa_tagstruct_putu32(t, pa_hashmap_size(port->profiles));
3282 PA_HASHMAP_FOREACH(p, port->profiles, state2)
3283 pa_tagstruct_puts(t, p->name);
3285 pa_tagstruct_putu32(t, 0);
3288 pa_proplist_free(proplist);
3290 pa_tagstruct_putu32(t, 0);
3293 static void module_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_module *module) {
3297 pa_tagstruct_putu32(t, module->index);
3298 pa_tagstruct_puts(t, module->name);
3299 pa_tagstruct_puts(t, module->argument);
3300 pa_tagstruct_putu32(t, (uint32_t) pa_module_get_n_used(module));
3302 if (c->version < 15)
3303 pa_tagstruct_put_boolean(t, FALSE); /* autoload is obsolete */
3305 if (c->version >= 15)
3306 pa_tagstruct_put_proplist(t, module->proplist);
3309 static void sink_input_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sink_input *s) {
3310 pa_sample_spec fixed_ss;
3311 pa_usec_t sink_latency;
3313 pa_bool_t has_volume = FALSE;
3316 pa_sink_input_assert_ref(s);
3318 fixup_sample_spec(c, &fixed_ss, &s->sample_spec);
3320 has_volume = pa_sink_input_is_volume_readable(s);
3322 pa_sink_input_get_volume(s, &v, TRUE);
3324 pa_cvolume_reset(&v, fixed_ss.channels);
3326 pa_tagstruct_putu32(t, s->index);
3327 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME)));
3328 pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX);
3329 pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
3330 pa_tagstruct_putu32(t, s->sink->index);
3331 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3332 pa_tagstruct_put_channel_map(t, &s->channel_map);
3333 pa_tagstruct_put_cvolume(t, &v);
3334 pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s, &sink_latency));
3335 pa_tagstruct_put_usec(t, sink_latency);
3336 pa_tagstruct_puts(t, pa_resample_method_to_string(pa_sink_input_get_resample_method(s)));
3337 pa_tagstruct_puts(t, s->driver);
3338 if (c->version >= 11)
3339 pa_tagstruct_put_boolean(t, pa_sink_input_get_mute(s));
3340 if (c->version >= 13)
3341 pa_tagstruct_put_proplist(t, s->proplist);
3342 if (c->version >= 19)
3343 pa_tagstruct_put_boolean(t, (pa_sink_input_get_state(s) == PA_SINK_INPUT_CORKED));
3344 if (c->version >= 20) {
3345 pa_tagstruct_put_boolean(t, has_volume);
3346 pa_tagstruct_put_boolean(t, s->volume_writable);
3348 if (c->version >= 21)
3349 pa_tagstruct_put_format_info(t, s->format);
3352 static void source_output_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source_output *s) {
3353 pa_sample_spec fixed_ss;
3354 pa_usec_t source_latency;
3356 pa_bool_t has_volume = FALSE;
3359 pa_source_output_assert_ref(s);
3361 fixup_sample_spec(c, &fixed_ss, &s->sample_spec);
3363 has_volume = pa_source_output_is_volume_readable(s);
3365 pa_source_output_get_volume(s, &v, TRUE);
3367 pa_cvolume_reset(&v, fixed_ss.channels);
3369 pa_tagstruct_putu32(t, s->index);
3370 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME)));
3371 pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX);
3372 pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
3373 pa_tagstruct_putu32(t, s->source->index);
3374 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3375 pa_tagstruct_put_channel_map(t, &s->channel_map);
3376 pa_tagstruct_put_usec(t, pa_source_output_get_latency(s, &source_latency));
3377 pa_tagstruct_put_usec(t, source_latency);
3378 pa_tagstruct_puts(t, pa_resample_method_to_string(pa_source_output_get_resample_method(s)));
3379 pa_tagstruct_puts(t, s->driver);
3380 if (c->version >= 13)
3381 pa_tagstruct_put_proplist(t, s->proplist);
3382 if (c->version >= 19)
3383 pa_tagstruct_put_boolean(t, (pa_source_output_get_state(s) == PA_SOURCE_OUTPUT_CORKED));
3384 if (c->version >= 22) {
3385 pa_tagstruct_put_cvolume(t, &v);
3386 pa_tagstruct_put_boolean(t, pa_source_output_get_mute(s));
3387 pa_tagstruct_put_boolean(t, has_volume);
3388 pa_tagstruct_put_boolean(t, s->volume_writable);
3389 pa_tagstruct_put_format_info(t, s->format);
3393 static void scache_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_scache_entry *e) {
3394 pa_sample_spec fixed_ss;
3400 if (e->memchunk.memblock)
3401 fixup_sample_spec(c, &fixed_ss, &e->sample_spec);
3403 memset(&fixed_ss, 0, sizeof(fixed_ss));
3405 pa_tagstruct_putu32(t, e->index);
3406 pa_tagstruct_puts(t, e->name);
3408 if (e->volume_is_set)
3411 pa_cvolume_init(&v);
3413 pa_tagstruct_put_cvolume(t, &v);
3414 pa_tagstruct_put_usec(t, e->memchunk.memblock ? pa_bytes_to_usec(e->memchunk.length, &e->sample_spec) : 0);
3415 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3416 pa_tagstruct_put_channel_map(t, &e->channel_map);
3417 pa_tagstruct_putu32(t, (uint32_t) e->memchunk.length);
3418 pa_tagstruct_put_boolean(t, e->lazy);
3419 pa_tagstruct_puts(t, e->filename);
3421 if (c->version >= 13)
3422 pa_tagstruct_put_proplist(t, e->proplist);
3425 static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3426 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3428 pa_sink *sink = NULL;
3429 pa_source *source = NULL;
3430 pa_client *client = NULL;
3431 pa_card *card = NULL;
3432 pa_module *module = NULL;
3433 pa_sink_input *si = NULL;
3434 pa_source_output *so = NULL;
3435 pa_scache_entry *sce = NULL;
3436 const char *name = NULL;
3437 pa_tagstruct *reply;
3439 pa_native_connection_assert_ref(c);
3442 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3443 (command != PA_COMMAND_GET_CLIENT_INFO &&
3444 command != PA_COMMAND_GET_MODULE_INFO &&
3445 command != PA_COMMAND_GET_SINK_INPUT_INFO &&
3446 command != PA_COMMAND_GET_SOURCE_OUTPUT_INFO &&
3447 pa_tagstruct_gets(t, &name) < 0) ||
3448 !pa_tagstruct_eof(t)) {
3453 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3454 CHECK_VALIDITY(c->pstream, !name ||
3455 (command == PA_COMMAND_GET_SINK_INFO &&
3456 pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SINK)) ||
3457 (command == PA_COMMAND_GET_SOURCE_INFO &&
3458 pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SOURCE)) ||
3459 pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
3460 CHECK_VALIDITY(c->pstream, command == PA_COMMAND_GET_SINK_INFO ||
3461 command == PA_COMMAND_GET_SOURCE_INFO ||
3462 (idx != PA_INVALID_INDEX || name), tag, PA_ERR_INVALID);
3463 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3464 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3466 if (command == PA_COMMAND_GET_SINK_INFO) {
3467 if (idx != PA_INVALID_INDEX)
3468 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3470 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3471 } else if (command == PA_COMMAND_GET_SOURCE_INFO) {
3472 if (idx != PA_INVALID_INDEX)
3473 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3475 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3476 } else if (command == PA_COMMAND_GET_CARD_INFO) {
3477 if (idx != PA_INVALID_INDEX)
3478 card = pa_idxset_get_by_index(c->protocol->core->cards, idx);
3480 card = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_CARD);
3481 } else if (command == PA_COMMAND_GET_CLIENT_INFO)
3482 client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
3483 else if (command == PA_COMMAND_GET_MODULE_INFO)
3484 module = pa_idxset_get_by_index(c->protocol->core->modules, idx);
3485 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO)
3486 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3487 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO)
3488 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
3490 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO);
3491 if (idx != PA_INVALID_INDEX)
3492 sce = pa_idxset_get_by_index(c->protocol->core->scache, idx);
3494 sce = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SAMPLE);
3497 if (!sink && !source && !client && !card && !module && !si && !so && !sce) {
3498 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
3502 reply = reply_new(tag);
3504 sink_fill_tagstruct(c, reply, sink);
3506 source_fill_tagstruct(c, reply, source);
3508 client_fill_tagstruct(c, reply, client);
3510 card_fill_tagstruct(c, reply, card);
3512 module_fill_tagstruct(c, reply, module);
3514 sink_input_fill_tagstruct(c, reply, si);
3516 source_output_fill_tagstruct(c, reply, so);
3518 scache_fill_tagstruct(c, reply, sce);
3519 pa_pstream_send_tagstruct(c->pstream, reply);
3522 static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3523 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3527 pa_tagstruct *reply;
3529 pa_native_connection_assert_ref(c);
3532 if (!pa_tagstruct_eof(t)) {
3537 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3539 reply = reply_new(tag);
3541 if (command == PA_COMMAND_GET_SINK_INFO_LIST)
3542 i = c->protocol->core->sinks;
3543 else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
3544 i = c->protocol->core->sources;
3545 else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
3546 i = c->protocol->core->clients;
3547 else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
3548 i = c->protocol->core->cards;
3549 else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
3550 i = c->protocol->core->modules;
3551 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
3552 i = c->protocol->core->sink_inputs;
3553 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
3554 i = c->protocol->core->source_outputs;
3556 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
3557 i = c->protocol->core->scache;
3561 for (p = pa_idxset_first(i, &idx); p; p = pa_idxset_next(i, &idx)) {
3562 if (command == PA_COMMAND_GET_SINK_INFO_LIST)
3563 sink_fill_tagstruct(c, reply, p);
3564 else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
3565 source_fill_tagstruct(c, reply, p);
3566 else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
3567 client_fill_tagstruct(c, reply, p);
3568 else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
3569 card_fill_tagstruct(c, reply, p);
3570 else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
3571 module_fill_tagstruct(c, reply, p);
3572 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
3573 sink_input_fill_tagstruct(c, reply, p);
3574 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
3575 source_output_fill_tagstruct(c, reply, p);
3577 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
3578 scache_fill_tagstruct(c, reply, p);
3583 pa_pstream_send_tagstruct(c->pstream, reply);
3586 static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3587 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3588 pa_tagstruct *reply;
3590 pa_source *def_source;
3591 pa_sample_spec fixed_ss;
3594 pa_native_connection_assert_ref(c);
3597 if (!pa_tagstruct_eof(t)) {
3602 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3604 reply = reply_new(tag);
3605 pa_tagstruct_puts(reply, PACKAGE_NAME);
3606 pa_tagstruct_puts(reply, PACKAGE_VERSION);
3608 u = pa_get_user_name_malloc();
3609 pa_tagstruct_puts(reply, u);
3612 h = pa_get_host_name_malloc();
3613 pa_tagstruct_puts(reply, h);
3616 fixup_sample_spec(c, &fixed_ss, &c->protocol->core->default_sample_spec);
3617 pa_tagstruct_put_sample_spec(reply, &fixed_ss);
3619 def_sink = pa_namereg_get_default_sink(c->protocol->core);
3620 pa_tagstruct_puts(reply, def_sink ? def_sink->name : NULL);
3621 def_source = pa_namereg_get_default_source(c->protocol->core);
3622 pa_tagstruct_puts(reply, def_source ? def_source->name : NULL);
3624 pa_tagstruct_putu32(reply, c->protocol->core->cookie);
3626 if (c->version >= 15)
3627 pa_tagstruct_put_channel_map(reply, &c->protocol->core->default_channel_map);
3629 pa_pstream_send_tagstruct(c->pstream, reply);
3632 static void subscription_cb(pa_core *core, pa_subscription_event_type_t e, uint32_t idx, void *userdata) {
3634 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3636 pa_native_connection_assert_ref(c);
3638 t = pa_tagstruct_new(NULL, 0);
3639 pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE_EVENT);
3640 pa_tagstruct_putu32(t, (uint32_t) -1);
3641 pa_tagstruct_putu32(t, e);
3642 pa_tagstruct_putu32(t, idx);
3643 pa_pstream_send_tagstruct(c->pstream, t);
3646 static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3647 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3648 pa_subscription_mask_t m;
3650 pa_native_connection_assert_ref(c);
3653 if (pa_tagstruct_getu32(t, &m) < 0 ||
3654 !pa_tagstruct_eof(t)) {
3659 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3660 CHECK_VALIDITY(c->pstream, (m & ~PA_SUBSCRIPTION_MASK_ALL) == 0, tag, PA_ERR_INVALID);
3662 if (c->subscription)
3663 pa_subscription_free(c->subscription);
3666 c->subscription = pa_subscription_new(c->protocol->core, m, subscription_cb, c);
3667 pa_assert(c->subscription);
3669 c->subscription = NULL;
3671 pa_pstream_send_simple_ack(c->pstream, tag);
3674 static void command_set_volume(
3681 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3684 pa_sink *sink = NULL;
3685 pa_source *source = NULL;
3686 pa_sink_input *si = NULL;
3687 pa_source_output *so = NULL;
3688 const char *name = NULL;
3689 const char *client_name;
3691 pa_native_connection_assert_ref(c);
3694 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3695 (command == PA_COMMAND_SET_SINK_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
3696 (command == PA_COMMAND_SET_SOURCE_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
3697 pa_tagstruct_get_cvolume(t, &volume) ||
3698 !pa_tagstruct_eof(t)) {
3703 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3704 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_VOLUME ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
3705 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
3706 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3707 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3708 CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID);
3712 case PA_COMMAND_SET_SINK_VOLUME:
3713 if (idx != PA_INVALID_INDEX)
3714 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3716 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3719 case PA_COMMAND_SET_SOURCE_VOLUME:
3720 if (idx != PA_INVALID_INDEX)
3721 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3723 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3726 case PA_COMMAND_SET_SINK_INPUT_VOLUME:
3727 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3730 case PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME:
3731 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
3735 pa_assert_not_reached();
3738 CHECK_VALIDITY(c->pstream, si || so || sink || source, tag, PA_ERR_NOENTITY);
3740 client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY));
3743 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &sink->sample_spec), tag, PA_ERR_INVALID);
3745 pa_log_debug("Client %s changes volume of sink %s.", client_name, sink->name);
3746 pa_sink_set_volume(sink, &volume, TRUE, TRUE);
3747 } else if (source) {
3748 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &source->sample_spec), tag, PA_ERR_INVALID);
3750 pa_log_debug("Client %s changes volume of source %s.", client_name, source->name);
3751 pa_source_set_volume(source, &volume, TRUE, TRUE);
3753 CHECK_VALIDITY(c->pstream, si->volume_writable, tag, PA_ERR_BADSTATE);
3754 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &si->sample_spec), tag, PA_ERR_INVALID);
3756 pa_log_debug("Client %s changes volume of sink input %s.",
3758 pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)));
3759 pa_sink_input_set_volume(si, &volume, TRUE, TRUE);
3761 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &so->sample_spec), tag, PA_ERR_INVALID);
3763 pa_log_debug("Client %s changes volume of source output %s.",
3765 pa_strnull(pa_proplist_gets(so->proplist, PA_PROP_MEDIA_NAME)));
3766 pa_source_output_set_volume(so, &volume, TRUE, TRUE);
3769 pa_pstream_send_simple_ack(c->pstream, tag);
3772 static void command_set_mute(
3779 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3782 pa_sink *sink = NULL;
3783 pa_source *source = NULL;
3784 pa_sink_input *si = NULL;
3785 pa_source_output *so = NULL;
3786 const char *name = NULL, *client_name;
3788 pa_native_connection_assert_ref(c);
3791 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3792 (command == PA_COMMAND_SET_SINK_MUTE && pa_tagstruct_gets(t, &name) < 0) ||
3793 (command == PA_COMMAND_SET_SOURCE_MUTE && pa_tagstruct_gets(t, &name) < 0) ||
3794 pa_tagstruct_get_boolean(t, &mute) ||
3795 !pa_tagstruct_eof(t)) {
3800 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3801 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_MUTE ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
3802 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
3803 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3804 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3808 case PA_COMMAND_SET_SINK_MUTE:
3809 if (idx != PA_INVALID_INDEX)
3810 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3812 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3816 case PA_COMMAND_SET_SOURCE_MUTE:
3817 if (idx != PA_INVALID_INDEX)
3818 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3820 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3824 case PA_COMMAND_SET_SINK_INPUT_MUTE:
3825 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3828 case PA_COMMAND_SET_SOURCE_OUTPUT_MUTE:
3829 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
3833 pa_assert_not_reached();
3836 CHECK_VALIDITY(c->pstream, si || so || sink || source, tag, PA_ERR_NOENTITY);
3838 client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY));
3841 pa_log_debug("Client %s changes mute of sink %s.", client_name, sink->name);
3842 pa_sink_set_mute(sink, mute, TRUE);
3843 } else if (source) {
3844 pa_log_debug("Client %s changes mute of source %s.", client_name, source->name);
3845 pa_source_set_mute(source, mute, TRUE);
3847 pa_log_debug("Client %s changes mute of sink input %s.",
3849 pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)));
3850 pa_sink_input_set_mute(si, mute, TRUE);
3852 pa_log_debug("Client %s changes mute of source output %s.",
3854 pa_strnull(pa_proplist_gets(so->proplist, PA_PROP_MEDIA_NAME)));
3855 pa_source_output_set_mute(so, mute, TRUE);
3858 pa_pstream_send_simple_ack(c->pstream, tag);
3861 static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3862 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3867 pa_native_connection_assert_ref(c);
3870 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3871 pa_tagstruct_get_boolean(t, &b) < 0 ||
3872 !pa_tagstruct_eof(t)) {
3877 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3878 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3879 s = pa_idxset_get_by_index(c->output_streams, idx);
3880 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3881 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3883 pa_sink_input_cork(s->sink_input, b);
3886 s->is_underrun = TRUE;
3888 pa_pstream_send_simple_ack(c->pstream, tag);
3891 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3892 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3896 pa_native_connection_assert_ref(c);
3899 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3900 !pa_tagstruct_eof(t)) {
3905 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3906 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3907 s = pa_idxset_get_by_index(c->output_streams, idx);
3908 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3909 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3912 case PA_COMMAND_FLUSH_PLAYBACK_STREAM:
3913 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_FLUSH, NULL, 0, NULL);
3916 case PA_COMMAND_PREBUF_PLAYBACK_STREAM:
3917 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_PREBUF_FORCE, NULL, 0, NULL);
3920 case PA_COMMAND_TRIGGER_PLAYBACK_STREAM:
3921 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_TRIGGER, NULL, 0, NULL);
3925 pa_assert_not_reached();
3928 pa_pstream_send_simple_ack(c->pstream, tag);
3931 static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3932 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3937 pa_native_connection_assert_ref(c);
3940 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3941 pa_tagstruct_get_boolean(t, &b) < 0 ||
3942 !pa_tagstruct_eof(t)) {
3947 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3948 s = pa_idxset_get_by_index(c->record_streams, idx);
3949 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3951 pa_source_output_cork(s->source_output, b);
3952 pa_memblockq_prebuf_force(s->memblockq);
3953 pa_pstream_send_simple_ack(c->pstream, tag);
3956 static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3957 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3961 pa_native_connection_assert_ref(c);
3964 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3965 !pa_tagstruct_eof(t)) {
3970 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3971 s = pa_idxset_get_by_index(c->record_streams, idx);
3972 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3974 pa_memblockq_flush_read(s->memblockq);
3975 pa_pstream_send_simple_ack(c->pstream, tag);
3978 static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3979 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3982 pa_tagstruct *reply;
3984 pa_native_connection_assert_ref(c);
3987 memset(&a, 0, sizeof(a));
3989 if (pa_tagstruct_getu32(t, &idx) < 0) {
3994 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3996 if (command == PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR) {
3998 pa_bool_t adjust_latency = FALSE, early_requests = FALSE;
4000 s = pa_idxset_get_by_index(c->output_streams, idx);
4001 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4002 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
4004 if (pa_tagstruct_get(
4006 PA_TAG_U32, &a.maxlength,
4007 PA_TAG_U32, &a.tlength,
4008 PA_TAG_U32, &a.prebuf,
4009 PA_TAG_U32, &a.minreq,
4010 PA_TAG_INVALID) < 0 ||
4011 (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) ||
4012 (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) ||
4013 !pa_tagstruct_eof(t)) {
4018 s->adjust_latency = adjust_latency;
4019 s->early_requests = early_requests;
4020 s->buffer_attr_req = a;
4022 fix_playback_buffer_attr(s);
4023 pa_assert_se(pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR, NULL, 0, NULL) == 0);
4025 reply = reply_new(tag);
4026 pa_tagstruct_putu32(reply, s->buffer_attr.maxlength);
4027 pa_tagstruct_putu32(reply, s->buffer_attr.tlength);
4028 pa_tagstruct_putu32(reply, s->buffer_attr.prebuf);
4029 pa_tagstruct_putu32(reply, s->buffer_attr.minreq);
4031 if (c->version >= 13)
4032 pa_tagstruct_put_usec(reply, s->configured_sink_latency);
4036 pa_bool_t adjust_latency = FALSE, early_requests = FALSE;
4037 pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR);
4039 s = pa_idxset_get_by_index(c->record_streams, idx);
4040 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4042 if (pa_tagstruct_get(
4044 PA_TAG_U32, &a.maxlength,
4045 PA_TAG_U32, &a.fragsize,
4046 PA_TAG_INVALID) < 0 ||
4047 (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) ||
4048 (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) ||
4049 !pa_tagstruct_eof(t)) {
4054 s->adjust_latency = adjust_latency;
4055 s->early_requests = early_requests;
4056 s->buffer_attr_req = a;
4058 fix_record_buffer_attr_pre(s);
4059 pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength);
4060 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
4061 fix_record_buffer_attr_post(s);
4063 reply = reply_new(tag);
4064 pa_tagstruct_putu32(reply, s->buffer_attr.maxlength);
4065 pa_tagstruct_putu32(reply, s->buffer_attr.fragsize);
4067 if (c->version >= 13)
4068 pa_tagstruct_put_usec(reply, s->configured_source_latency);
4071 pa_pstream_send_tagstruct(c->pstream, reply);
4074 static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4075 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4079 pa_native_connection_assert_ref(c);
4082 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4083 pa_tagstruct_getu32(t, &rate) < 0 ||
4084 !pa_tagstruct_eof(t)) {
4089 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4090 CHECK_VALIDITY(c->pstream, rate > 0 && rate <= PA_RATE_MAX, tag, PA_ERR_INVALID);
4092 if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE) {
4095 s = pa_idxset_get_by_index(c->output_streams, idx);
4096 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4097 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
4099 pa_sink_input_set_rate(s->sink_input, rate);
4103 pa_assert(command == PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE);
4105 s = pa_idxset_get_by_index(c->record_streams, idx);
4106 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4108 pa_source_output_set_rate(s->source_output, rate);
4111 pa_pstream_send_simple_ack(c->pstream, tag);
4114 static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4115 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4120 pa_native_connection_assert_ref(c);
4123 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4125 p = pa_proplist_new();
4127 if (command == PA_COMMAND_UPDATE_CLIENT_PROPLIST) {
4129 if (pa_tagstruct_getu32(t, &mode) < 0 ||
4130 pa_tagstruct_get_proplist(t, p) < 0 ||
4131 !pa_tagstruct_eof(t)) {
4133 pa_proplist_free(p);
4139 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4140 pa_tagstruct_getu32(t, &mode) < 0 ||
4141 pa_tagstruct_get_proplist(t, p) < 0 ||
4142 !pa_tagstruct_eof(t)) {
4144 pa_proplist_free(p);
4149 if (!(mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE)) {
4150 pa_proplist_free(p);
4151 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_INVALID);
4154 if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST) {
4157 s = pa_idxset_get_by_index(c->output_streams, idx);
4158 if (!s || !playback_stream_isinstance(s)) {
4159 pa_proplist_free(p);
4160 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_NOENTITY);
4162 pa_sink_input_update_proplist(s->sink_input, mode, p);
4164 } else if (command == PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST) {
4167 if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
4168 pa_proplist_free(p);
4169 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_NOENTITY);
4171 pa_source_output_update_proplist(s->source_output, mode, p);
4174 pa_assert(command == PA_COMMAND_UPDATE_CLIENT_PROPLIST);
4176 pa_client_update_proplist(c->client, mode, p);
4179 pa_pstream_send_simple_ack(c->pstream, tag);
4180 pa_proplist_free(p);
4183 static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4184 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4186 unsigned changed = 0;
4188 pa_strlist *l = NULL;
4190 pa_native_connection_assert_ref(c);
4193 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4195 if (command != PA_COMMAND_REMOVE_CLIENT_PROPLIST) {
4197 if (pa_tagstruct_getu32(t, &idx) < 0) {
4203 if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) {
4206 s = pa_idxset_get_by_index(c->output_streams, idx);
4207 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4208 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
4210 p = s->sink_input->proplist;
4212 } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) {
4215 s = pa_idxset_get_by_index(c->record_streams, idx);
4216 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4218 p = s->source_output->proplist;
4220 pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST);
4222 p = c->client->proplist;
4228 if (pa_tagstruct_gets(t, &k) < 0) {
4237 l = pa_strlist_prepend(l, k);
4240 if (!pa_tagstruct_eof(t)) {
4249 l = pa_strlist_pop(l, &z);
4254 changed += (unsigned) (pa_proplist_unset(p, z) >= 0);
4258 pa_pstream_send_simple_ack(c->pstream, tag);
4261 if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) {
4264 s = pa_idxset_get_by_index(c->output_streams, idx);
4265 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->sink_input->index);
4267 } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) {
4270 s = pa_idxset_get_by_index(c->record_streams, idx);
4271 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->source_output->index);
4274 pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST);
4275 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index);
4280 static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4281 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4284 pa_native_connection_assert_ref(c);
4287 if (pa_tagstruct_gets(t, &s) < 0 ||
4288 !pa_tagstruct_eof(t)) {
4293 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4294 CHECK_VALIDITY(c->pstream, !s || pa_namereg_is_valid_name(s), tag, PA_ERR_INVALID);
4296 if (command == PA_COMMAND_SET_DEFAULT_SOURCE) {
4299 source = pa_namereg_get(c->protocol->core, s, PA_NAMEREG_SOURCE);
4300 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
4302 pa_namereg_set_default_source(c->protocol->core, source);
4305 pa_assert(command == PA_COMMAND_SET_DEFAULT_SINK);
4307 sink = pa_namereg_get(c->protocol->core, s, PA_NAMEREG_SINK);
4308 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
4310 pa_namereg_set_default_sink(c->protocol->core, sink);
4313 pa_pstream_send_simple_ack(c->pstream, tag);
4316 static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4317 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4321 pa_native_connection_assert_ref(c);
4324 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4325 pa_tagstruct_gets(t, &name) < 0 ||
4326 !pa_tagstruct_eof(t)) {
4331 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4332 CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID);
4334 if (command == PA_COMMAND_SET_PLAYBACK_STREAM_NAME) {
4337 s = pa_idxset_get_by_index(c->output_streams, idx);
4338 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4339 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
4341 pa_sink_input_set_name(s->sink_input, name);
4345 pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_NAME);
4347 s = pa_idxset_get_by_index(c->record_streams, idx);
4348 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4350 pa_source_output_set_name(s->source_output, name);
4353 pa_pstream_send_simple_ack(c->pstream, tag);
4356 static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4357 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4360 pa_native_connection_assert_ref(c);
4363 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4364 !pa_tagstruct_eof(t)) {
4369 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4371 if (command == PA_COMMAND_KILL_CLIENT) {
4374 client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
4375 CHECK_VALIDITY(c->pstream, client, tag, PA_ERR_NOENTITY);
4377 pa_native_connection_ref(c);
4378 pa_client_kill(client);
4380 } else if (command == PA_COMMAND_KILL_SINK_INPUT) {
4383 s = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
4384 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4386 pa_native_connection_ref(c);
4387 pa_sink_input_kill(s);
4389 pa_source_output *s;
4391 pa_assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT);
4393 s = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
4394 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4396 pa_native_connection_ref(c);
4397 pa_source_output_kill(s);
4400 pa_pstream_send_simple_ack(c->pstream, tag);
4401 pa_native_connection_unref(c);
4404 static void command_load_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4405 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4407 const char *name, *argument;
4408 pa_tagstruct *reply;
4410 pa_native_connection_assert_ref(c);
4413 if (pa_tagstruct_gets(t, &name) < 0 ||
4414 pa_tagstruct_gets(t, &argument) < 0 ||
4415 !pa_tagstruct_eof(t)) {
4420 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4421 CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name) && !strchr(name, '/'), tag, PA_ERR_INVALID);
4422 CHECK_VALIDITY(c->pstream, !argument || pa_utf8_valid(argument), tag, PA_ERR_INVALID);
4424 if (!(m = pa_module_load(c->protocol->core, name, argument))) {
4425 pa_pstream_send_error(c->pstream, tag, PA_ERR_MODINITFAILED);
4429 reply = reply_new(tag);
4430 pa_tagstruct_putu32(reply, m->index);
4431 pa_pstream_send_tagstruct(c->pstream, reply);
4434 static void command_unload_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4435 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4439 pa_native_connection_assert_ref(c);
4442 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4443 !pa_tagstruct_eof(t)) {
4448 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4449 m = pa_idxset_get_by_index(c->protocol->core->modules, idx);
4450 CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOENTITY);
4452 pa_module_unload_request(m, FALSE);
4453 pa_pstream_send_simple_ack(c->pstream, tag);
4456 static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4457 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4458 uint32_t idx = PA_INVALID_INDEX, idx_device = PA_INVALID_INDEX;
4459 const char *name_device = NULL;
4461 pa_native_connection_assert_ref(c);
4464 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4465 pa_tagstruct_getu32(t, &idx_device) < 0 ||
4466 pa_tagstruct_gets(t, &name_device) < 0 ||
4467 !pa_tagstruct_eof(t)) {
4472 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4473 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4475 CHECK_VALIDITY(c->pstream, !name_device || pa_namereg_is_valid_name_or_wildcard(name_device, command == PA_COMMAND_MOVE_SINK_INPUT ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
4476 CHECK_VALIDITY(c->pstream, idx_device != PA_INVALID_INDEX || name_device, tag, PA_ERR_INVALID);
4477 CHECK_VALIDITY(c->pstream, idx_device == PA_INVALID_INDEX || !name_device, tag, PA_ERR_INVALID);
4478 CHECK_VALIDITY(c->pstream, !name_device || idx_device == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4480 if (command == PA_COMMAND_MOVE_SINK_INPUT) {
4481 pa_sink_input *si = NULL;
4482 pa_sink *sink = NULL;
4484 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
4486 if (idx_device != PA_INVALID_INDEX)
4487 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx_device);
4489 sink = pa_namereg_get(c->protocol->core, name_device, PA_NAMEREG_SINK);
4491 CHECK_VALIDITY(c->pstream, si && sink, tag, PA_ERR_NOENTITY);
4493 if (pa_sink_input_move_to(si, sink, TRUE) < 0) {
4494 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4498 pa_source_output *so = NULL;
4501 pa_assert(command == PA_COMMAND_MOVE_SOURCE_OUTPUT);
4503 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
4505 if (idx_device != PA_INVALID_INDEX)
4506 source = pa_idxset_get_by_index(c->protocol->core->sources, idx_device);
4508 source = pa_namereg_get(c->protocol->core, name_device, PA_NAMEREG_SOURCE);
4510 CHECK_VALIDITY(c->pstream, so && source, tag, PA_ERR_NOENTITY);
4512 if (pa_source_output_move_to(so, source, TRUE) < 0) {
4513 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4518 pa_pstream_send_simple_ack(c->pstream, tag);
4521 static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4522 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4523 uint32_t idx = PA_INVALID_INDEX;
4524 const char *name = NULL;
4527 pa_native_connection_assert_ref(c);
4530 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4531 pa_tagstruct_gets(t, &name) < 0 ||
4532 pa_tagstruct_get_boolean(t, &b) < 0 ||
4533 !pa_tagstruct_eof(t)) {
4538 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4539 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SUSPEND_SINK ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE) || *name == 0, tag, PA_ERR_INVALID);
4540 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4541 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4542 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4544 if (command == PA_COMMAND_SUSPEND_SINK) {
4546 if (idx == PA_INVALID_INDEX && name && !*name) {
4548 pa_log_debug("%s all sinks", b ? "Suspending" : "Resuming");
4550 if (pa_sink_suspend_all(c->protocol->core, b, PA_SUSPEND_USER) < 0) {
4551 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4555 pa_sink *sink = NULL;
4557 if (idx != PA_INVALID_INDEX)
4558 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
4560 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
4562 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
4564 if (pa_sink_suspend(sink, b, PA_SUSPEND_USER) < 0) {
4565 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4571 pa_assert(command == PA_COMMAND_SUSPEND_SOURCE);
4573 if (idx == PA_INVALID_INDEX && name && !*name) {
4575 pa_log_debug("%s all sources", b ? "Suspending" : "Resuming");
4577 if (pa_source_suspend_all(c->protocol->core, b, PA_SUSPEND_USER) < 0) {
4578 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4585 if (idx != PA_INVALID_INDEX)
4586 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
4588 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
4590 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
4592 if (pa_source_suspend(source, b, PA_SUSPEND_USER) < 0) {
4593 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4599 pa_pstream_send_simple_ack(c->pstream, tag);
4602 static void command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4603 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4604 uint32_t idx = PA_INVALID_INDEX;
4605 const char *name = NULL;
4607 pa_native_protocol_ext_cb_t cb;
4609 pa_native_connection_assert_ref(c);
4612 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4613 pa_tagstruct_gets(t, &name) < 0) {
4618 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4619 CHECK_VALIDITY(c->pstream, !name || pa_utf8_valid(name), tag, PA_ERR_INVALID);
4620 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4621 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4622 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4624 if (idx != PA_INVALID_INDEX)
4625 m = pa_idxset_get_by_index(c->protocol->core->modules, idx);
4627 for (m = pa_idxset_first(c->protocol->core->modules, &idx); m; m = pa_idxset_next(c->protocol->core->modules, &idx))
4628 if (strcmp(name, m->name) == 0)
4632 CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOEXTENSION);
4633 CHECK_VALIDITY(c->pstream, m->load_once || idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4635 cb = (pa_native_protocol_ext_cb_t) (unsigned long) pa_hashmap_get(c->protocol->extensions, m);
4636 CHECK_VALIDITY(c->pstream, cb, tag, PA_ERR_NOEXTENSION);
4638 if (cb(c->protocol, m, c, tag, t) < 0)
4642 static void command_set_card_profile(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4643 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4644 uint32_t idx = PA_INVALID_INDEX;
4645 const char *name = NULL, *profile = NULL;
4646 pa_card *card = NULL;
4649 pa_native_connection_assert_ref(c);
4652 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4653 pa_tagstruct_gets(t, &name) < 0 ||
4654 pa_tagstruct_gets(t, &profile) < 0 ||
4655 !pa_tagstruct_eof(t)) {
4660 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4661 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
4662 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4663 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4664 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4666 if (idx != PA_INVALID_INDEX)
4667 card = pa_idxset_get_by_index(c->protocol->core->cards, idx);
4669 card = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_CARD);
4671 CHECK_VALIDITY(c->pstream, card, tag, PA_ERR_NOENTITY);
4673 if ((ret = pa_card_set_profile(card, profile, TRUE)) < 0) {
4674 pa_pstream_send_error(c->pstream, tag, -ret);
4678 pa_pstream_send_simple_ack(c->pstream, tag);
4681 static void command_set_sink_or_source_port(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4682 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4683 uint32_t idx = PA_INVALID_INDEX;
4684 const char *name = NULL, *port = NULL;
4687 pa_native_connection_assert_ref(c);
4690 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4691 pa_tagstruct_gets(t, &name) < 0 ||
4692 pa_tagstruct_gets(t, &port) < 0 ||
4693 !pa_tagstruct_eof(t)) {
4698 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4699 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name_or_wildcard(name, command == PA_COMMAND_SET_SINK_PORT ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
4700 CHECK_VALIDITY(c->pstream, (idx != PA_INVALID_INDEX) ^ (name != NULL), tag, PA_ERR_INVALID);
4701 CHECK_VALIDITY(c->pstream, port, tag, PA_ERR_INVALID);
4703 if (command == PA_COMMAND_SET_SINK_PORT) {
4706 if (idx != PA_INVALID_INDEX)
4707 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
4709 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
4711 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
4713 if ((ret = pa_sink_set_port(sink, port, TRUE)) < 0) {
4714 pa_pstream_send_error(c->pstream, tag, -ret);
4720 pa_assert(command = PA_COMMAND_SET_SOURCE_PORT);
4722 if (idx != PA_INVALID_INDEX)
4723 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
4725 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
4727 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
4729 if ((ret = pa_source_set_port(source, port, TRUE)) < 0) {
4730 pa_pstream_send_error(c->pstream, tag, -ret);
4735 pa_pstream_send_simple_ack(c->pstream, tag);
4738 /*** pstream callbacks ***/
4740 static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, const pa_creds *creds, void *userdata) {
4741 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4745 pa_native_connection_assert_ref(c);
4747 if (pa_pdispatch_run(c->pdispatch, packet, creds, c) < 0) {
4748 pa_log("invalid packet.");
4749 native_connection_unlink(c);
4753 static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata) {
4754 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4755 output_stream *stream;
4759 pa_native_connection_assert_ref(c);
4761 if (!(stream = OUTPUT_STREAM(pa_idxset_get_by_index(c->output_streams, channel)))) {
4762 pa_log_debug("Client sent block for invalid stream.");
4767 #ifdef PROTOCOL_NATIVE_DEBUG
4768 pa_log("got %lu bytes from client", (unsigned long) chunk->length);
4771 if (playback_stream_isinstance(stream)) {
4772 playback_stream *ps = PLAYBACK_STREAM(stream);
4774 pa_atomic_inc(&ps->seek_or_post_in_queue);
4775 if (chunk->memblock) {
4776 if (seek != PA_SEEK_RELATIVE || offset != 0)
4777 pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_SEEK, PA_UINT_TO_PTR(seek), offset, chunk, NULL);
4779 pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_POST_DATA, NULL, 0, chunk, NULL);
4781 pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_SEEK, PA_UINT_TO_PTR(seek), offset+chunk->length, NULL, NULL);
4784 upload_stream *u = UPLOAD_STREAM(stream);
4787 if (!u->memchunk.memblock) {
4788 if (u->length == chunk->length && chunk->memblock) {
4789 u->memchunk = *chunk;
4790 pa_memblock_ref(u->memchunk.memblock);
4793 u->memchunk.memblock = pa_memblock_new(c->protocol->core->mempool, u->length);
4794 u->memchunk.index = u->memchunk.length = 0;
4798 pa_assert(u->memchunk.memblock);
4801 if (l > chunk->length)
4806 dst = pa_memblock_acquire(u->memchunk.memblock);
4808 if (chunk->memblock) {
4810 src = pa_memblock_acquire(chunk->memblock);
4812 memcpy((uint8_t*) dst + u->memchunk.index + u->memchunk.length,
4813 (uint8_t*) src + chunk->index, l);
4815 pa_memblock_release(chunk->memblock);
4817 pa_silence_memory((uint8_t*) dst + u->memchunk.index + u->memchunk.length, l, &u->sample_spec);
4819 pa_memblock_release(u->memchunk.memblock);
4821 u->memchunk.length += l;
4827 static void pstream_die_callback(pa_pstream *p, void *userdata) {
4828 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4831 pa_native_connection_assert_ref(c);
4833 native_connection_unlink(c);
4834 pa_log_info("Connection died.");
4837 static void pstream_drain_callback(pa_pstream *p, void *userdata) {
4838 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4841 pa_native_connection_assert_ref(c);
4843 native_connection_send_memblock(c);
4846 static void pstream_revoke_callback(pa_pstream *p, uint32_t block_id, void *userdata) {
4849 if (!(q = pa_thread_mq_get()))
4850 pa_pstream_send_revoke(p, block_id);
4852 pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_REVOKE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL);
4855 static void pstream_release_callback(pa_pstream *p, uint32_t block_id, void *userdata) {
4858 if (!(q = pa_thread_mq_get()))
4859 pa_pstream_send_release(p, block_id);
4861 pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_RELEASE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL);
4864 /*** client callbacks ***/
4866 static void client_kill_cb(pa_client *c) {
4869 native_connection_unlink(PA_NATIVE_CONNECTION(c->userdata));
4870 pa_log_info("Connection killed.");
4873 static void client_send_event_cb(pa_client *client, const char*event, pa_proplist *pl) {
4875 pa_native_connection *c;
4878 c = PA_NATIVE_CONNECTION(client->userdata);
4879 pa_native_connection_assert_ref(c);
4881 if (c->version < 15)
4884 t = pa_tagstruct_new(NULL, 0);
4885 pa_tagstruct_putu32(t, PA_COMMAND_CLIENT_EVENT);
4886 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
4887 pa_tagstruct_puts(t, event);
4888 pa_tagstruct_put_proplist(t, pl);
4889 pa_pstream_send_tagstruct(c->pstream, t);
4892 /*** module entry points ***/
4894 static void auth_timeout(pa_mainloop_api*m, pa_time_event *e, const struct timeval *t, void *userdata) {
4895 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4898 pa_native_connection_assert_ref(c);
4899 pa_assert(c->auth_timeout_event == e);
4901 if (!c->authorized) {
4902 native_connection_unlink(c);
4903 pa_log_info("Connection terminated due to authentication timeout.");
4907 void pa_native_protocol_connect(pa_native_protocol *p, pa_iochannel *io, pa_native_options *o) {
4908 pa_native_connection *c;
4911 pa_client_new_data data;
4917 if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) {
4918 pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS);
4919 pa_iochannel_free(io);
4923 pa_client_new_data_init(&data);
4924 data.module = o->module;
4925 data.driver = __FILE__;
4926 pa_iochannel_socket_peer_to_string(io, pname, sizeof(pname));
4927 pa_proplist_setf(data.proplist, PA_PROP_APPLICATION_NAME, "Native client (%s)", pname);
4928 pa_proplist_sets(data.proplist, "native-protocol.peer", pname);
4929 client = pa_client_new(p->core, &data);
4930 pa_client_new_data_done(&data);
4935 c = pa_msgobject_new(pa_native_connection);
4936 c->parent.parent.free = native_connection_free;
4937 c->parent.process_msg = native_connection_process_msg;
4939 c->options = pa_native_options_ref(o);
4940 c->authorized = FALSE;
4942 if (o->auth_anonymous) {
4943 pa_log_info("Client authenticated anonymously.");
4944 c->authorized = TRUE;
4947 if (!c->authorized &&
4949 pa_ip_acl_check(o->auth_ip_acl, pa_iochannel_get_recv_fd(io)) > 0) {
4951 pa_log_info("Client authenticated by IP ACL.");
4952 c->authorized = TRUE;
4956 c->auth_timeout_event = pa_core_rttime_new(p->core, pa_rtclock_now() + AUTH_TIMEOUT, auth_timeout, c);
4958 c->auth_timeout_event = NULL;
4960 c->is_local = pa_iochannel_socket_is_local(io);
4964 c->client->kill = client_kill_cb;
4965 c->client->send_event = client_send_event_cb;
4966 c->client->userdata = c;
4968 c->pstream = pa_pstream_new(p->core->mainloop, io, p->core->mempool);
4969 pa_pstream_set_receive_packet_callback(c->pstream, pstream_packet_callback, c);
4970 pa_pstream_set_receive_memblock_callback(c->pstream, pstream_memblock_callback, c);
4971 pa_pstream_set_die_callback(c->pstream, pstream_die_callback, c);
4972 pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c);
4973 pa_pstream_set_revoke_callback(c->pstream, pstream_revoke_callback, c);
4974 pa_pstream_set_release_callback(c->pstream, pstream_release_callback, c);
4976 c->pdispatch = pa_pdispatch_new(p->core->mainloop, TRUE, command_table, PA_COMMAND_MAX);
4978 c->record_streams = pa_idxset_new(NULL, NULL);
4979 c->output_streams = pa_idxset_new(NULL, NULL);
4981 c->rrobin_index = PA_IDXSET_INVALID;
4982 c->subscription = NULL;
4984 pa_idxset_put(p->connections, c, NULL);
4987 if (pa_iochannel_creds_supported(io))
4988 pa_iochannel_creds_enable(io);
4991 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_CONNECTION_PUT], c);
4994 void pa_native_protocol_disconnect(pa_native_protocol *p, pa_module *m) {
4995 pa_native_connection *c;
5001 while ((c = pa_idxset_iterate(p->connections, &state, NULL)))
5002 if (c->options->module == m)
5003 native_connection_unlink(c);
5006 static pa_native_protocol* native_protocol_new(pa_core *c) {
5007 pa_native_protocol *p;
5012 p = pa_xnew(pa_native_protocol, 1);
5015 p->connections = pa_idxset_new(NULL, NULL);
5019 p->extensions = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
5021 for (h = 0; h < PA_NATIVE_HOOK_MAX; h++)
5022 pa_hook_init(&p->hooks[h], p);
5024 pa_assert_se(pa_shared_set(c, "native-protocol", p) >= 0);
5029 pa_native_protocol* pa_native_protocol_get(pa_core *c) {
5030 pa_native_protocol *p;
5032 if ((p = pa_shared_get(c, "native-protocol")))
5033 return pa_native_protocol_ref(p);
5035 return native_protocol_new(c);
5038 pa_native_protocol* pa_native_protocol_ref(pa_native_protocol *p) {
5040 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5047 void pa_native_protocol_unref(pa_native_protocol *p) {
5048 pa_native_connection *c;
5052 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5054 if (PA_REFCNT_DEC(p) > 0)
5057 while ((c = pa_idxset_first(p->connections, NULL)))
5058 native_connection_unlink(c);
5060 pa_idxset_free(p->connections, NULL, NULL);
5062 pa_strlist_free(p->servers);
5064 for (h = 0; h < PA_NATIVE_HOOK_MAX; h++)
5065 pa_hook_done(&p->hooks[h]);
5067 pa_hashmap_free(p->extensions, NULL, NULL);
5069 pa_assert_se(pa_shared_remove(p->core, "native-protocol") >= 0);
5074 void pa_native_protocol_add_server_string(pa_native_protocol *p, const char *name) {
5076 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5079 p->servers = pa_strlist_prepend(p->servers, name);
5081 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_SERVERS_CHANGED], p->servers);
5084 void pa_native_protocol_remove_server_string(pa_native_protocol *p, const char *name) {
5086 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5089 p->servers = pa_strlist_remove(p->servers, name);
5091 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_SERVERS_CHANGED], p->servers);
5094 pa_hook *pa_native_protocol_hooks(pa_native_protocol *p) {
5096 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5101 pa_strlist *pa_native_protocol_servers(pa_native_protocol *p) {
5103 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5108 int pa_native_protocol_install_ext(pa_native_protocol *p, pa_module *m, pa_native_protocol_ext_cb_t cb) {
5110 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5113 pa_assert(!pa_hashmap_get(p->extensions, m));
5115 pa_assert_se(pa_hashmap_put(p->extensions, m, (void*) (unsigned long) cb) == 0);
5119 void pa_native_protocol_remove_ext(pa_native_protocol *p, pa_module *m) {
5121 pa_assert(PA_REFCNT_VALUE(p) >= 1);
5124 pa_assert_se(pa_hashmap_remove(p->extensions, m));
5127 pa_native_options* pa_native_options_new(void) {
5128 pa_native_options *o;
5130 o = pa_xnew0(pa_native_options, 1);
5136 pa_native_options* pa_native_options_ref(pa_native_options *o) {
5138 pa_assert(PA_REFCNT_VALUE(o) >= 1);
5145 void pa_native_options_unref(pa_native_options *o) {
5147 pa_assert(PA_REFCNT_VALUE(o) >= 1);
5149 if (PA_REFCNT_DEC(o) > 0)
5152 pa_xfree(o->auth_group);
5155 pa_ip_acl_free(o->auth_ip_acl);
5158 pa_auth_cookie_unref(o->auth_cookie);
5163 int pa_native_options_parse(pa_native_options *o, pa_core *c, pa_modargs *ma) {
5168 pa_assert(PA_REFCNT_VALUE(o) >= 1);
5171 if (pa_modargs_get_value_boolean(ma, "auth-anonymous", &o->auth_anonymous) < 0) {
5172 pa_log("auth-anonymous= expects a boolean argument.");
5177 if (pa_modargs_get_value_boolean(ma, "auth-group-enable", &enabled) < 0) {
5178 pa_log("auth-group-enable= expects a boolean argument.");
5182 pa_xfree(o->auth_group);
5183 o->auth_group = enabled ? pa_xstrdup(pa_modargs_get_value(ma, "auth-group", pa_in_system_mode() ? PA_ACCESS_GROUP : NULL)) : NULL;
5187 pa_log_warn("Authentication group configured, but not available on local system. Ignoring.");
5190 if ((acl = pa_modargs_get_value(ma, "auth-ip-acl", NULL))) {
5193 if (!(ipa = pa_ip_acl_new(acl))) {
5194 pa_log("Failed to parse IP ACL '%s'", acl);
5199 pa_ip_acl_free(o->auth_ip_acl);
5201 o->auth_ip_acl = ipa;
5205 if (pa_modargs_get_value_boolean(ma, "auth-cookie-enabled", &enabled) < 0) {
5206 pa_log("auth-cookie-enabled= expects a boolean argument.");
5211 pa_auth_cookie_unref(o->auth_cookie);
5216 /* The new name for this is 'auth-cookie', for compat reasons
5217 * we check the old name too */
5218 if (!(cn = pa_modargs_get_value(ma, "auth-cookie", NULL)))
5219 if (!(cn = pa_modargs_get_value(ma, "cookie", NULL)))
5220 cn = PA_NATIVE_COOKIE_FILE;
5222 if (!(o->auth_cookie = pa_auth_cookie_get(c, cn, PA_NATIVE_COOKIE_LENGTH)))
5226 o->auth_cookie = NULL;
5231 pa_pstream* pa_native_connection_get_pstream(pa_native_connection *c) {
5232 pa_native_connection_assert_ref(c);
5237 pa_client* pa_native_connection_get_client(pa_native_connection *c) {
5238 pa_native_connection_assert_ref(c);