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>
39 #include <pulsecore/native-common.h>
40 #include <pulsecore/packet.h>
41 #include <pulsecore/client.h>
42 #include <pulsecore/source-output.h>
43 #include <pulsecore/sink-input.h>
44 #include <pulsecore/pstream.h>
45 #include <pulsecore/tagstruct.h>
46 #include <pulsecore/pdispatch.h>
47 #include <pulsecore/pstream-util.h>
48 #include <pulsecore/authkey.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/llist.h>
57 #include <pulsecore/creds.h>
58 #include <pulsecore/core-util.h>
59 #include <pulsecore/ipacl.h>
60 #include <pulsecore/thread-mq.h>
62 #include "protocol-native.h"
64 /* Kick a client if it doesn't authenticate within this time */
65 #define AUTH_TIMEOUT (60 * PA_USEC_PER_SEC)
67 /* Don't accept more connection than this */
68 #define MAX_CONNECTIONS 64
70 #define MAX_MEMBLOCKQ_LENGTH (4*1024*1024) /* 4MB */
71 #define DEFAULT_TLENGTH_MSEC 2000 /* 2s */
72 #define DEFAULT_PROCESS_MSEC 20 /* 20ms */
73 #define DEFAULT_FRAGSIZE_MSEC DEFAULT_TLENGTH_MSEC
75 struct pa_native_protocol;
77 typedef struct record_stream {
80 pa_native_connection *connection;
83 pa_source_output *source_output;
84 pa_memblockq *memblockq;
86 pa_bool_t adjust_latency:1;
87 pa_bool_t early_requests:1;
89 pa_buffer_attr buffer_attr;
91 pa_atomic_t on_the_fly;
92 pa_usec_t configured_source_latency;
95 /* Only updated after SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY */
96 size_t on_the_fly_snapshot;
97 pa_usec_t current_monitor_latency;
98 pa_usec_t current_source_latency;
101 #define RECORD_STREAM(o) (record_stream_cast(o))
102 PA_DEFINE_PRIVATE_CLASS(record_stream, pa_msgobject);
104 typedef struct output_stream {
108 #define OUTPUT_STREAM(o) (output_stream_cast(o))
109 PA_DEFINE_PRIVATE_CLASS(output_stream, pa_msgobject);
111 typedef struct playback_stream {
112 output_stream parent;
114 pa_native_connection *connection;
117 pa_sink_input *sink_input;
118 pa_memblockq *memblockq;
120 pa_bool_t adjust_latency:1;
121 pa_bool_t early_requests:1;
123 pa_bool_t is_underrun:1;
124 pa_bool_t drain_request:1;
129 pa_usec_t configured_sink_latency;
130 pa_buffer_attr buffer_attr;
132 /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */
133 int64_t read_index, write_index;
134 size_t render_memblockq_length;
135 pa_usec_t current_sink_latency;
136 uint64_t playing_for, underrun_for;
139 #define PLAYBACK_STREAM(o) (playback_stream_cast(o))
140 PA_DEFINE_PRIVATE_CLASS(playback_stream, output_stream);
142 typedef struct upload_stream {
143 output_stream parent;
145 pa_native_connection *connection;
148 pa_memchunk memchunk;
151 pa_sample_spec sample_spec;
152 pa_channel_map channel_map;
153 pa_proplist *proplist;
156 #define UPLOAD_STREAM(o) (upload_stream_cast(o))
157 PA_DEFINE_PRIVATE_CLASS(upload_stream, output_stream);
159 struct pa_native_connection {
161 pa_native_protocol *protocol;
162 pa_native_options *options;
163 pa_bool_t authorized:1;
164 pa_bool_t is_local:1;
168 pa_pdispatch *pdispatch;
169 pa_idxset *record_streams, *output_streams;
170 uint32_t rrobin_index;
171 pa_subscription *subscription;
172 pa_time_event *auth_timeout_event;
175 #define PA_NATIVE_CONNECTION(o) (pa_native_connection_cast(o))
176 PA_DEFINE_PRIVATE_CLASS(pa_native_connection, pa_msgobject);
178 struct pa_native_protocol {
182 pa_idxset *connections;
185 pa_hook hooks[PA_NATIVE_HOOK_MAX];
187 pa_hashmap *extensions;
191 SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY = PA_SOURCE_OUTPUT_MESSAGE_MAX
195 SINK_INPUT_MESSAGE_POST_DATA = PA_SINK_INPUT_MESSAGE_MAX, /* data from main loop to sink input */
196 SINK_INPUT_MESSAGE_DRAIN, /* disabled prebuf, get playback started. */
197 SINK_INPUT_MESSAGE_FLUSH,
198 SINK_INPUT_MESSAGE_TRIGGER,
199 SINK_INPUT_MESSAGE_SEEK,
200 SINK_INPUT_MESSAGE_PREBUF_FORCE,
201 SINK_INPUT_MESSAGE_UPDATE_LATENCY,
202 SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR
206 PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, /* data requested from sink input from the main loop */
207 PLAYBACK_STREAM_MESSAGE_UNDERFLOW,
208 PLAYBACK_STREAM_MESSAGE_OVERFLOW,
209 PLAYBACK_STREAM_MESSAGE_DRAIN_ACK,
210 PLAYBACK_STREAM_MESSAGE_STARTED,
211 PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH
215 RECORD_STREAM_MESSAGE_POST_DATA /* data from source output to main loop */
219 CONNECTION_MESSAGE_RELEASE,
220 CONNECTION_MESSAGE_REVOKE
223 static int sink_input_pop_cb(pa_sink_input *i, size_t length, pa_memchunk *chunk);
224 static void sink_input_kill_cb(pa_sink_input *i);
225 static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend);
226 static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest);
227 static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes);
228 static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes);
229 static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes);
230 static void sink_input_send_event_cb(pa_sink_input *i, const char *event, pa_proplist *pl);
232 static void native_connection_send_memblock(pa_native_connection *c);
233 static void playback_stream_request_bytes(struct playback_stream*s);
235 static void source_output_kill_cb(pa_source_output *o);
236 static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk);
237 static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend);
238 static void source_output_moving_cb(pa_source_output *o, pa_source *dest);
239 static pa_usec_t source_output_get_latency_cb(pa_source_output *o);
240 static void source_output_send_event_cb(pa_source_output *o, const char *event, pa_proplist *pl);
242 static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk);
243 static int source_output_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk);
245 static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
246 static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
247 static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
248 static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
249 static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
250 static void command_auth(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
251 static void command_set_client_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
252 static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
253 static void command_stat(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
254 static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
255 static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
256 static void command_create_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
257 static void command_finish_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
258 static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
259 static void command_remove_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
260 static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
261 static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
262 static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
263 static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
264 static void command_set_volume(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
265 static void command_set_mute(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
266 static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
267 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
268 static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
269 static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
270 static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
271 static void command_load_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
272 static void command_unload_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
273 static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
274 static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
275 static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
276 static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
277 static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
278 static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
279 static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
280 static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
281 static void command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
282 static void command_set_card_profile(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
283 static void command_set_sink_or_source_port(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
285 static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
286 [PA_COMMAND_ERROR] = NULL,
287 [PA_COMMAND_TIMEOUT] = NULL,
288 [PA_COMMAND_REPLY] = NULL,
289 [PA_COMMAND_CREATE_PLAYBACK_STREAM] = command_create_playback_stream,
290 [PA_COMMAND_DELETE_PLAYBACK_STREAM] = command_delete_stream,
291 [PA_COMMAND_DRAIN_PLAYBACK_STREAM] = command_drain_playback_stream,
292 [PA_COMMAND_CREATE_RECORD_STREAM] = command_create_record_stream,
293 [PA_COMMAND_DELETE_RECORD_STREAM] = command_delete_stream,
294 [PA_COMMAND_AUTH] = command_auth,
295 [PA_COMMAND_REQUEST] = NULL,
296 [PA_COMMAND_EXIT] = command_exit,
297 [PA_COMMAND_SET_CLIENT_NAME] = command_set_client_name,
298 [PA_COMMAND_LOOKUP_SINK] = command_lookup,
299 [PA_COMMAND_LOOKUP_SOURCE] = command_lookup,
300 [PA_COMMAND_STAT] = command_stat,
301 [PA_COMMAND_GET_PLAYBACK_LATENCY] = command_get_playback_latency,
302 [PA_COMMAND_GET_RECORD_LATENCY] = command_get_record_latency,
303 [PA_COMMAND_CREATE_UPLOAD_STREAM] = command_create_upload_stream,
304 [PA_COMMAND_DELETE_UPLOAD_STREAM] = command_delete_stream,
305 [PA_COMMAND_FINISH_UPLOAD_STREAM] = command_finish_upload_stream,
306 [PA_COMMAND_PLAY_SAMPLE] = command_play_sample,
307 [PA_COMMAND_REMOVE_SAMPLE] = command_remove_sample,
308 [PA_COMMAND_GET_SINK_INFO] = command_get_info,
309 [PA_COMMAND_GET_SOURCE_INFO] = command_get_info,
310 [PA_COMMAND_GET_CLIENT_INFO] = command_get_info,
311 [PA_COMMAND_GET_CARD_INFO] = command_get_info,
312 [PA_COMMAND_GET_MODULE_INFO] = command_get_info,
313 [PA_COMMAND_GET_SINK_INPUT_INFO] = command_get_info,
314 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO] = command_get_info,
315 [PA_COMMAND_GET_SAMPLE_INFO] = command_get_info,
316 [PA_COMMAND_GET_SINK_INFO_LIST] = command_get_info_list,
317 [PA_COMMAND_GET_SOURCE_INFO_LIST] = command_get_info_list,
318 [PA_COMMAND_GET_MODULE_INFO_LIST] = command_get_info_list,
319 [PA_COMMAND_GET_CLIENT_INFO_LIST] = command_get_info_list,
320 [PA_COMMAND_GET_CARD_INFO_LIST] = command_get_info_list,
321 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST] = command_get_info_list,
322 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST] = command_get_info_list,
323 [PA_COMMAND_GET_SAMPLE_INFO_LIST] = command_get_info_list,
324 [PA_COMMAND_GET_SERVER_INFO] = command_get_server_info,
325 [PA_COMMAND_SUBSCRIBE] = command_subscribe,
327 [PA_COMMAND_SET_SINK_VOLUME] = command_set_volume,
328 [PA_COMMAND_SET_SINK_INPUT_VOLUME] = command_set_volume,
329 [PA_COMMAND_SET_SOURCE_VOLUME] = command_set_volume,
331 [PA_COMMAND_SET_SINK_MUTE] = command_set_mute,
332 [PA_COMMAND_SET_SINK_INPUT_MUTE] = command_set_mute,
333 [PA_COMMAND_SET_SOURCE_MUTE] = command_set_mute,
335 [PA_COMMAND_SUSPEND_SINK] = command_suspend,
336 [PA_COMMAND_SUSPEND_SOURCE] = command_suspend,
338 [PA_COMMAND_CORK_PLAYBACK_STREAM] = command_cork_playback_stream,
339 [PA_COMMAND_FLUSH_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
340 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
341 [PA_COMMAND_PREBUF_PLAYBACK_STREAM] = command_trigger_or_flush_or_prebuf_playback_stream,
343 [PA_COMMAND_CORK_RECORD_STREAM] = command_cork_record_stream,
344 [PA_COMMAND_FLUSH_RECORD_STREAM] = command_flush_record_stream,
346 [PA_COMMAND_SET_DEFAULT_SINK] = command_set_default_sink_or_source,
347 [PA_COMMAND_SET_DEFAULT_SOURCE] = command_set_default_sink_or_source,
348 [PA_COMMAND_SET_PLAYBACK_STREAM_NAME] = command_set_stream_name,
349 [PA_COMMAND_SET_RECORD_STREAM_NAME] = command_set_stream_name,
350 [PA_COMMAND_KILL_CLIENT] = command_kill,
351 [PA_COMMAND_KILL_SINK_INPUT] = command_kill,
352 [PA_COMMAND_KILL_SOURCE_OUTPUT] = command_kill,
353 [PA_COMMAND_LOAD_MODULE] = command_load_module,
354 [PA_COMMAND_UNLOAD_MODULE] = command_unload_module,
356 [PA_COMMAND_GET_AUTOLOAD_INFO___OBSOLETE] = NULL,
357 [PA_COMMAND_GET_AUTOLOAD_INFO_LIST___OBSOLETE] = NULL,
358 [PA_COMMAND_ADD_AUTOLOAD___OBSOLETE] = NULL,
359 [PA_COMMAND_REMOVE_AUTOLOAD___OBSOLETE] = NULL,
361 [PA_COMMAND_MOVE_SINK_INPUT] = command_move_stream,
362 [PA_COMMAND_MOVE_SOURCE_OUTPUT] = command_move_stream,
364 [PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr,
365 [PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR] = command_set_stream_buffer_attr,
367 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate,
368 [PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE] = command_update_stream_sample_rate,
370 [PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST] = command_update_proplist,
371 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST] = command_update_proplist,
372 [PA_COMMAND_UPDATE_CLIENT_PROPLIST] = command_update_proplist,
374 [PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST] = command_remove_proplist,
375 [PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST] = command_remove_proplist,
376 [PA_COMMAND_REMOVE_CLIENT_PROPLIST] = command_remove_proplist,
378 [PA_COMMAND_SET_CARD_PROFILE] = command_set_card_profile,
380 [PA_COMMAND_SET_SINK_PORT] = command_set_sink_or_source_port,
381 [PA_COMMAND_SET_SOURCE_PORT] = command_set_sink_or_source_port,
383 [PA_COMMAND_EXTENSION] = command_extension
386 /* structure management */
388 /* Called from main context */
389 static void upload_stream_unlink(upload_stream *s) {
395 pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s);
396 s->connection = NULL;
397 upload_stream_unref(s);
400 /* Called from main context */
401 static void upload_stream_free(pa_object *o) {
402 upload_stream *s = UPLOAD_STREAM(o);
405 upload_stream_unlink(s);
410 pa_proplist_free(s->proplist);
412 if (s->memchunk.memblock)
413 pa_memblock_unref(s->memchunk.memblock);
418 /* Called from main context */
419 static upload_stream* upload_stream_new(
420 pa_native_connection *c,
421 const pa_sample_spec *ss,
422 const pa_channel_map *map,
432 pa_assert(length > 0);
435 s = pa_msgobject_new(upload_stream);
436 s->parent.parent.parent.free = upload_stream_free;
438 s->sample_spec = *ss;
439 s->channel_map = *map;
440 s->name = pa_xstrdup(name);
441 pa_memchunk_reset(&s->memchunk);
443 s->proplist = pa_proplist_copy(p);
444 pa_proplist_update(s->proplist, PA_UPDATE_MERGE, c->client->proplist);
446 pa_idxset_put(c->output_streams, s, &s->index);
451 /* Called from main context */
452 static void record_stream_unlink(record_stream *s) {
458 if (s->source_output) {
459 pa_source_output_unlink(s->source_output);
460 pa_source_output_unref(s->source_output);
461 s->source_output = NULL;
464 pa_assert_se(pa_idxset_remove_by_data(s->connection->record_streams, s, NULL) == s);
465 s->connection = NULL;
466 record_stream_unref(s);
469 /* Called from main context */
470 static void record_stream_free(pa_object *o) {
471 record_stream *s = RECORD_STREAM(o);
474 record_stream_unlink(s);
476 pa_memblockq_free(s->memblockq);
480 /* Called from main context */
481 static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
482 record_stream *s = RECORD_STREAM(o);
483 record_stream_assert_ref(s);
490 case RECORD_STREAM_MESSAGE_POST_DATA:
492 /* We try to keep up to date with how many bytes are
493 * currently on the fly */
494 pa_atomic_sub(&s->on_the_fly, chunk->length);
496 if (pa_memblockq_push_align(s->memblockq, chunk) < 0) {
497 /* pa_log_warn("Failed to push data into output queue."); */
501 if (!pa_pstream_is_pending(s->connection->pstream))
502 native_connection_send_memblock(s->connection);
510 /* Called from main context */
511 static void fix_record_buffer_attr_pre(record_stream *s) {
514 pa_usec_t orig_fragsize_usec, fragsize_usec, source_usec;
518 /* This function will be called from the main thread, before as
519 * well as after the source output has been activated using
520 * pa_source_output_put()! That means it may not touch any
521 * ->thread_info data! */
523 frame_size = pa_frame_size(&s->source_output->sample_spec);
525 if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH)
526 s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH;
527 if (s->buffer_attr.maxlength <= 0)
528 s->buffer_attr.maxlength = (uint32_t) frame_size;
530 if (s->buffer_attr.fragsize == (uint32_t) -1)
531 s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC*PA_USEC_PER_MSEC, &s->source_output->sample_spec);
532 if (s->buffer_attr.fragsize <= 0)
533 s->buffer_attr.fragsize = (uint32_t) frame_size;
535 orig_fragsize_usec = fragsize_usec = pa_bytes_to_usec(s->buffer_attr.fragsize, &s->source_output->sample_spec);
537 if (s->early_requests) {
539 /* In early request mode we need to emulate the classic
540 * fragment-based playback model. We do this setting the source
541 * latency to the fragment size. */
543 source_usec = fragsize_usec;
545 } else if (s->adjust_latency) {
547 /* So, the user asked us to adjust the latency according to
548 * what the source can provide. Half the latency will be
549 * spent on the hw buffer, half of it in the async buffer
550 * queue we maintain for each client. */
552 source_usec = fragsize_usec/2;
556 /* Ok, the user didn't ask us to adjust the latency, hence we
559 source_usec = (pa_usec_t) -1;
562 if (source_usec != (pa_usec_t) -1)
563 s->configured_source_latency = pa_source_output_set_requested_latency(s->source_output, source_usec);
565 s->configured_source_latency = 0;
567 if (s->early_requests) {
569 /* Ok, we didn't necessarily get what we were asking for, so
570 * let's tell the user */
572 fragsize_usec = s->configured_source_latency;
574 } else if (s->adjust_latency) {
576 /* Now subtract what we actually got */
578 if (fragsize_usec >= s->configured_source_latency*2)
579 fragsize_usec -= s->configured_source_latency;
581 fragsize_usec = s->configured_source_latency;
584 if (pa_usec_to_bytes(orig_fragsize_usec, &s->source_output->sample_spec) !=
585 pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec))
587 s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec);
589 if (s->buffer_attr.fragsize <= 0)
590 s->buffer_attr.fragsize = (uint32_t) frame_size;
593 /* Called from main context */
594 static void fix_record_buffer_attr_post(record_stream *s) {
599 /* This function will be called from the main thread, before as
600 * well as after the source output has been activated using
601 * pa_source_output_put()! That means it may not touch and
602 * ->thread_info data! */
604 base = pa_frame_size(&s->source_output->sample_spec);
606 s->buffer_attr.fragsize = (s->buffer_attr.fragsize/base)*base;
607 if (s->buffer_attr.fragsize <= 0)
608 s->buffer_attr.fragsize = base;
610 if (s->buffer_attr.fragsize > s->buffer_attr.maxlength)
611 s->buffer_attr.fragsize = s->buffer_attr.maxlength;
614 /* Called from main context */
615 static record_stream* record_stream_new(
616 pa_native_connection *c,
620 pa_bool_t peak_detect,
621 pa_buffer_attr *attr,
622 pa_source_output_flags_t flags,
624 pa_bool_t adjust_latency,
625 pa_sink_input *direct_on_input,
626 pa_bool_t early_requests,
630 pa_source_output *source_output = NULL;
631 pa_source_output_new_data data;
638 pa_source_output_new_data_init(&data);
640 pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p);
641 data.driver = __FILE__;
642 data.module = c->options->module;
643 data.client = c->client;
644 data.source = source;
645 data.direct_on_input = direct_on_input;
646 pa_source_output_new_data_set_sample_spec(&data, ss);
647 pa_source_output_new_data_set_channel_map(&data, map);
649 data.resample_method = PA_RESAMPLER_PEAKS;
652 *ret = -pa_source_output_new(&source_output, c->protocol->core, &data);
654 pa_source_output_new_data_done(&data);
659 s = pa_msgobject_new(record_stream);
660 s->parent.parent.free = record_stream_free;
661 s->parent.process_msg = record_stream_process_msg;
663 s->source_output = source_output;
664 s->buffer_attr = *attr;
665 s->adjust_latency = adjust_latency;
666 s->early_requests = early_requests;
667 pa_atomic_store(&s->on_the_fly, 0);
669 s->source_output->parent.process_msg = source_output_process_msg;
670 s->source_output->push = source_output_push_cb;
671 s->source_output->kill = source_output_kill_cb;
672 s->source_output->get_latency = source_output_get_latency_cb;
673 s->source_output->moving = source_output_moving_cb;
674 s->source_output->suspend = source_output_suspend_cb;
675 s->source_output->send_event = source_output_send_event_cb;
676 s->source_output->userdata = s;
678 fix_record_buffer_attr_pre(s);
680 s->memblockq = pa_memblockq_new(
682 s->buffer_attr.maxlength,
684 pa_frame_size(&source_output->sample_spec),
690 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
691 fix_record_buffer_attr_post(s);
693 *ss = s->source_output->sample_spec;
694 *map = s->source_output->channel_map;
696 pa_idxset_put(c->record_streams, s, &s->index);
698 pa_log_info("Final latency %0.2f ms = %0.2f ms + %0.2f ms",
699 ((double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) + (double) s->configured_source_latency) / PA_USEC_PER_MSEC,
700 (double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) / PA_USEC_PER_MSEC,
701 (double) s->configured_source_latency / PA_USEC_PER_MSEC);
703 pa_source_output_put(s->source_output);
707 /* Called from main context */
708 static void record_stream_send_killed(record_stream *r) {
710 record_stream_assert_ref(r);
712 t = pa_tagstruct_new(NULL, 0);
713 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_KILLED);
714 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
715 pa_tagstruct_putu32(t, r->index);
716 pa_pstream_send_tagstruct(r->connection->pstream, t);
719 /* Called from main context */
720 static void playback_stream_unlink(playback_stream *s) {
727 pa_sink_input_unlink(s->sink_input);
728 pa_sink_input_unref(s->sink_input);
729 s->sink_input = NULL;
732 if (s->drain_request)
733 pa_pstream_send_error(s->connection->pstream, s->drain_tag, PA_ERR_NOENTITY);
735 pa_assert_se(pa_idxset_remove_by_data(s->connection->output_streams, s, NULL) == s);
736 s->connection = NULL;
737 playback_stream_unref(s);
740 /* Called from main context */
741 static void playback_stream_free(pa_object* o) {
742 playback_stream *s = PLAYBACK_STREAM(o);
745 playback_stream_unlink(s);
747 pa_memblockq_free(s->memblockq);
751 /* Called from main context */
752 static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
753 playback_stream *s = PLAYBACK_STREAM(o);
754 playback_stream_assert_ref(s);
761 case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA: {
766 if ((l = pa_atomic_load(&s->missing)) <= 0)
769 if (pa_atomic_cmpxchg(&s->missing, l, 0))
773 t = pa_tagstruct_new(NULL, 0);
774 pa_tagstruct_putu32(t, PA_COMMAND_REQUEST);
775 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
776 pa_tagstruct_putu32(t, s->index);
777 pa_tagstruct_putu32(t, (uint32_t) l);
778 pa_pstream_send_tagstruct(s->connection->pstream, t);
780 /* pa_log("Requesting %lu bytes", (unsigned long) l); */
784 case PLAYBACK_STREAM_MESSAGE_UNDERFLOW: {
787 /* pa_log("signalling underflow"); */
789 /* Report that we're empty */
790 t = pa_tagstruct_new(NULL, 0);
791 pa_tagstruct_putu32(t, PA_COMMAND_UNDERFLOW);
792 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
793 pa_tagstruct_putu32(t, s->index);
794 pa_pstream_send_tagstruct(s->connection->pstream, t);
798 case PLAYBACK_STREAM_MESSAGE_OVERFLOW: {
801 /* Notify the user we're overflowed*/
802 t = pa_tagstruct_new(NULL, 0);
803 pa_tagstruct_putu32(t, PA_COMMAND_OVERFLOW);
804 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
805 pa_tagstruct_putu32(t, s->index);
806 pa_pstream_send_tagstruct(s->connection->pstream, t);
810 case PLAYBACK_STREAM_MESSAGE_STARTED:
812 if (s->connection->version >= 13) {
815 /* Notify the user we started playback */
816 t = pa_tagstruct_new(NULL, 0);
817 pa_tagstruct_putu32(t, PA_COMMAND_STARTED);
818 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
819 pa_tagstruct_putu32(t, s->index);
820 pa_pstream_send_tagstruct(s->connection->pstream, t);
825 case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK:
826 pa_pstream_send_simple_ack(s->connection->pstream, PA_PTR_TO_UINT(userdata));
829 case PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH: {
832 s->buffer_attr.tlength = (uint32_t) offset;
834 t = pa_tagstruct_new(NULL, 0);
835 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED);
836 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
837 pa_tagstruct_putu32(t, s->index);
838 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
839 pa_tagstruct_putu32(t, s->buffer_attr.tlength);
840 pa_tagstruct_putu32(t, s->buffer_attr.prebuf);
841 pa_tagstruct_putu32(t, s->buffer_attr.minreq);
842 pa_tagstruct_put_usec(t, s->configured_sink_latency);
843 pa_pstream_send_tagstruct(s->connection->pstream, t);
852 /* Called from main context */
853 static void fix_playback_buffer_attr(playback_stream *s) {
854 size_t frame_size, max_prebuf;
855 pa_usec_t orig_tlength_usec, tlength_usec, orig_minreq_usec, minreq_usec, sink_usec;
859 /* This function will be called from the main thread, before as
860 * well as after the sink input has been activated using
861 * pa_sink_input_put()! That means it may not touch any
862 * ->thread_info data, such as the memblockq! */
864 frame_size = pa_frame_size(&s->sink_input->sample_spec);
866 if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH)
867 s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH;
868 if (s->buffer_attr.maxlength <= 0)
869 s->buffer_attr.maxlength = (uint32_t) frame_size;
871 if (s->buffer_attr.tlength == (uint32_t) -1)
872 s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_TLENGTH_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec);
873 if (s->buffer_attr.tlength <= 0)
874 s->buffer_attr.tlength = (uint32_t) frame_size;
876 if (s->buffer_attr.minreq == (uint32_t) -1)
877 s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_PROCESS_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec);
878 if (s->buffer_attr.minreq <= 0)
879 s->buffer_attr.minreq = (uint32_t) frame_size;
881 if (s->buffer_attr.tlength < s->buffer_attr.minreq+frame_size)
882 s->buffer_attr.tlength = s->buffer_attr.minreq+(uint32_t) frame_size;
884 orig_tlength_usec = tlength_usec = pa_bytes_to_usec(s->buffer_attr.tlength, &s->sink_input->sample_spec);
885 orig_minreq_usec = minreq_usec = pa_bytes_to_usec(s->buffer_attr.minreq, &s->sink_input->sample_spec);
887 pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms",
888 (double) tlength_usec / PA_USEC_PER_MSEC,
889 (double) minreq_usec / PA_USEC_PER_MSEC);
891 if (s->early_requests) {
893 /* In early request mode we need to emulate the classic
894 * fragment-based playback model. We do this setting the sink
895 * latency to the fragment size. */
897 sink_usec = minreq_usec;
898 pa_log_debug("Early requests mode enabled, configuring sink latency to minreq.");
900 } else if (s->adjust_latency) {
902 /* So, the user asked us to adjust the latency of the stream
903 * buffer according to the what the sink can provide. The
904 * tlength passed in shall be the overall latency. Roughly
905 * half the latency will be spent on the hw buffer, the other
906 * half of it in the async buffer queue we maintain for each
907 * client. In between we'll have a safety space of size
908 * 2*minreq. Why the 2*minreq? When the hw buffer is completey
909 * empty and needs to be filled, then our buffer must have
910 * enough data to fulfill this request immediatly and thus
911 * have at least the same tlength as the size of the hw
912 * buffer. It additionally needs space for 2 times minreq
913 * because if the buffer ran empty and a partial fillup
914 * happens immediately on the next iteration we need to be
915 * able to fulfill it and give the application also minreq
916 * time to fill it up again for the next request Makes 2 times
917 * minreq in plus.. */
919 if (tlength_usec > minreq_usec*2)
920 sink_usec = (tlength_usec - minreq_usec*2)/2;
924 pa_log_debug("Adjust latency mode enabled, configuring sink latency to half of overall latency.");
928 /* Ok, the user didn't ask us to adjust the latency, but we
929 * still need to make sure that the parameters from the user
932 if (tlength_usec > minreq_usec*2)
933 sink_usec = (tlength_usec - minreq_usec*2);
937 pa_log_debug("Traditional mode enabled, modifying sink usec only for compat with minreq.");
940 s->configured_sink_latency = pa_sink_input_set_requested_latency(s->sink_input, sink_usec);
942 if (s->early_requests) {
944 /* Ok, we didn't necessarily get what we were asking for, so
945 * let's tell the user */
947 minreq_usec = s->configured_sink_latency;
949 } else if (s->adjust_latency) {
951 /* Ok, we didn't necessarily get what we were asking for, so
952 * let's subtract from what we asked for for the remaining
955 if (tlength_usec >= s->configured_sink_latency)
956 tlength_usec -= s->configured_sink_latency;
959 /* FIXME: This is actually larger than necessary, since not all of
960 * the sink latency is actually rewritable. */
961 if (tlength_usec < s->configured_sink_latency + 2*minreq_usec)
962 tlength_usec = s->configured_sink_latency + 2*minreq_usec;
964 if (pa_usec_to_bytes_round_up(orig_tlength_usec, &s->sink_input->sample_spec) !=
965 pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec))
966 s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec);
968 if (pa_usec_to_bytes(orig_minreq_usec, &s->sink_input->sample_spec) !=
969 pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec))
970 s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec);
972 if (s->buffer_attr.minreq <= 0) {
973 s->buffer_attr.minreq = (uint32_t) frame_size;
974 s->buffer_attr.tlength += (uint32_t) frame_size*2;
977 if (s->buffer_attr.tlength <= s->buffer_attr.minreq)
978 s->buffer_attr.tlength = s->buffer_attr.minreq*2 + (uint32_t) frame_size;
980 max_prebuf = s->buffer_attr.tlength + (uint32_t)frame_size - s->buffer_attr.minreq;
982 if (s->buffer_attr.prebuf == (uint32_t) -1 ||
983 s->buffer_attr.prebuf > max_prebuf)
984 s->buffer_attr.prebuf = max_prebuf;
987 /* Called from main context */
988 static playback_stream* playback_stream_new(
989 pa_native_connection *c,
999 pa_sink_input_flags_t flags,
1001 pa_bool_t adjust_latency,
1002 pa_bool_t early_requests,
1005 playback_stream *s, *ssync;
1006 pa_sink_input *sink_input = NULL;
1007 pa_memchunk silence;
1009 int64_t start_index;
1010 pa_sink_input_new_data data;
1018 /* Find syncid group */
1019 for (ssync = pa_idxset_first(c->output_streams, &idx); ssync; ssync = pa_idxset_next(c->output_streams, &idx)) {
1021 if (!playback_stream_isinstance(ssync))
1024 if (ssync->syncid == syncid)
1028 /* Synced streams must connect to the same sink */
1032 sink = ssync->sink_input->sink;
1033 else if (sink != ssync->sink_input->sink) {
1034 *ret = PA_ERR_INVALID;
1039 pa_sink_input_new_data_init(&data);
1041 pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p);
1042 data.driver = __FILE__;
1043 data.module = c->options->module;
1044 data.client = c->client;
1046 pa_sink_input_new_data_set_sample_spec(&data, ss);
1047 pa_sink_input_new_data_set_channel_map(&data, map);
1049 pa_sink_input_new_data_set_volume(&data, volume);
1051 pa_sink_input_new_data_set_muted(&data, muted);
1052 data.sync_base = ssync ? ssync->sink_input : NULL;
1055 *ret = -pa_sink_input_new(&sink_input, c->protocol->core, &data);
1057 pa_sink_input_new_data_done(&data);
1062 s = pa_msgobject_new(playback_stream);
1063 s->parent.parent.parent.free = playback_stream_free;
1064 s->parent.parent.process_msg = playback_stream_process_msg;
1067 s->sink_input = sink_input;
1068 s->is_underrun = TRUE;
1069 s->drain_request = FALSE;
1070 pa_atomic_store(&s->missing, 0);
1071 s->buffer_attr = *a;
1072 s->adjust_latency = adjust_latency;
1073 s->early_requests = early_requests;
1075 s->sink_input->parent.process_msg = sink_input_process_msg;
1076 s->sink_input->pop = sink_input_pop_cb;
1077 s->sink_input->process_rewind = sink_input_process_rewind_cb;
1078 s->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
1079 s->sink_input->update_max_request = sink_input_update_max_request_cb;
1080 s->sink_input->kill = sink_input_kill_cb;
1081 s->sink_input->moving = sink_input_moving_cb;
1082 s->sink_input->suspend = sink_input_suspend_cb;
1083 s->sink_input->send_event = sink_input_send_event_cb;
1084 s->sink_input->userdata = s;
1086 start_index = ssync ? pa_memblockq_get_read_index(ssync->memblockq) : 0;
1088 fix_playback_buffer_attr(s);
1090 pa_sink_input_get_silence(sink_input, &silence);
1091 s->memblockq = pa_memblockq_new(
1093 s->buffer_attr.maxlength,
1094 s->buffer_attr.tlength,
1095 pa_frame_size(&sink_input->sample_spec),
1096 s->buffer_attr.prebuf,
1097 s->buffer_attr.minreq,
1100 pa_memblock_unref(silence.memblock);
1102 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1104 *missing = (uint32_t) pa_memblockq_pop_missing(s->memblockq);
1106 *ss = s->sink_input->sample_spec;
1107 *map = s->sink_input->channel_map;
1109 pa_idxset_put(c->output_streams, s, &s->index);
1111 pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms",
1112 ((double) pa_bytes_to_usec(s->buffer_attr.tlength, &sink_input->sample_spec) + (double) s->configured_sink_latency) / PA_USEC_PER_MSEC,
1113 (double) pa_bytes_to_usec(s->buffer_attr.tlength-s->buffer_attr.minreq*2, &sink_input->sample_spec) / PA_USEC_PER_MSEC,
1114 (double) pa_bytes_to_usec(s->buffer_attr.minreq, &sink_input->sample_spec) / PA_USEC_PER_MSEC,
1115 (double) s->configured_sink_latency / PA_USEC_PER_MSEC);
1117 pa_sink_input_put(s->sink_input);
1121 /* Called from IO context */
1122 static void playback_stream_request_bytes(playback_stream *s) {
1124 int previous_missing;
1126 playback_stream_assert_ref(s);
1128 m = pa_memblockq_pop_missing(s->memblockq);
1130 /* pa_log("request_bytes(%lu) (tlength=%lu minreq=%lu length=%lu)", */
1131 /* (unsigned long) m, */
1132 /* pa_memblockq_get_tlength(s->memblockq), */
1133 /* pa_memblockq_get_minreq(s->memblockq), */
1134 /* pa_memblockq_get_length(s->memblockq)); */
1139 /* pa_log("request_bytes(%lu)", (unsigned long) m); */
1141 previous_missing = pa_atomic_add(&s->missing, (int) m);
1142 minreq = pa_memblockq_get_minreq(s->memblockq);
1144 if (pa_memblockq_prebuf_active(s->memblockq) ||
1145 (previous_missing < (int) minreq && previous_missing + (int) m >= (int) minreq))
1146 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, NULL, 0, NULL, NULL);
1149 /* Called from main context */
1150 static void playback_stream_send_killed(playback_stream *p) {
1152 playback_stream_assert_ref(p);
1154 t = pa_tagstruct_new(NULL, 0);
1155 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_KILLED);
1156 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1157 pa_tagstruct_putu32(t, p->index);
1158 pa_pstream_send_tagstruct(p->connection->pstream, t);
1161 /* Called from main context */
1162 static int native_connection_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) {
1163 pa_native_connection *c = PA_NATIVE_CONNECTION(o);
1164 pa_native_connection_assert_ref(c);
1171 case CONNECTION_MESSAGE_REVOKE:
1172 pa_pstream_send_revoke(c->pstream, PA_PTR_TO_UINT(userdata));
1175 case CONNECTION_MESSAGE_RELEASE:
1176 pa_pstream_send_release(c->pstream, PA_PTR_TO_UINT(userdata));
1183 /* Called from main context */
1184 static void native_connection_unlink(pa_native_connection *c) {
1193 pa_hook_fire(&c->protocol->hooks[PA_NATIVE_HOOK_CONNECTION_UNLINK], c);
1196 pa_native_options_unref(c->options);
1198 while ((r = pa_idxset_first(c->record_streams, NULL)))
1199 record_stream_unlink(r);
1201 while ((o = pa_idxset_first(c->output_streams, NULL)))
1202 if (playback_stream_isinstance(o))
1203 playback_stream_unlink(PLAYBACK_STREAM(o));
1205 upload_stream_unlink(UPLOAD_STREAM(o));
1207 if (c->subscription)
1208 pa_subscription_free(c->subscription);
1211 pa_pstream_unlink(c->pstream);
1213 if (c->auth_timeout_event) {
1214 c->protocol->core->mainloop->time_free(c->auth_timeout_event);
1215 c->auth_timeout_event = NULL;
1218 pa_assert_se(pa_idxset_remove_by_data(c->protocol->connections, c, NULL) == c);
1220 pa_native_connection_unref(c);
1223 /* Called from main context */
1224 static void native_connection_free(pa_object *o) {
1225 pa_native_connection *c = PA_NATIVE_CONNECTION(o);
1229 native_connection_unlink(c);
1231 pa_idxset_free(c->record_streams, NULL, NULL);
1232 pa_idxset_free(c->output_streams, NULL, NULL);
1234 pa_pdispatch_unref(c->pdispatch);
1235 pa_pstream_unref(c->pstream);
1236 pa_client_free(c->client);
1241 /* Called from main context */
1242 static void native_connection_send_memblock(pa_native_connection *c) {
1246 start = PA_IDXSET_INVALID;
1250 if (!(r = RECORD_STREAM(pa_idxset_rrobin(c->record_streams, &c->rrobin_index))))
1253 if (start == PA_IDXSET_INVALID)
1254 start = c->rrobin_index;
1255 else if (start == c->rrobin_index)
1258 if (pa_memblockq_peek(r->memblockq, &chunk) >= 0) {
1259 pa_memchunk schunk = chunk;
1261 if (schunk.length > r->buffer_attr.fragsize)
1262 schunk.length = r->buffer_attr.fragsize;
1264 pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk);
1266 pa_memblockq_drop(r->memblockq, schunk.length);
1267 pa_memblock_unref(schunk.memblock);
1274 /*** sink input callbacks ***/
1276 /* Called from thread context */
1277 static void handle_seek(playback_stream *s, int64_t indexw) {
1278 playback_stream_assert_ref(s);
1280 /* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->sink_input->thread_info.underrun_for, pa_memblockq_is_readable(s->memblockq)); */
1282 if (s->sink_input->thread_info.underrun_for > 0) {
1284 /* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */
1286 if (pa_memblockq_is_readable(s->memblockq)) {
1288 /* We just ended an underrun, let's ask the sink
1289 * for a complete rewind rewrite */
1291 pa_log_debug("Requesting rewind due to end of underrun.");
1292 pa_sink_input_request_rewind(s->sink_input,
1293 (size_t) (s->sink_input->thread_info.underrun_for == (uint64_t) -1 ? 0 :
1294 s->sink_input->thread_info.underrun_for),
1295 FALSE, TRUE, FALSE);
1301 indexr = pa_memblockq_get_read_index(s->memblockq);
1303 if (indexw < indexr) {
1304 /* OK, the sink already asked for this data, so
1305 * let's have it usk us again */
1307 pa_log_debug("Requesting rewind due to rewrite.");
1308 pa_sink_input_request_rewind(s->sink_input, (size_t) (indexr - indexw), TRUE, FALSE, FALSE);
1312 playback_stream_request_bytes(s);
1315 /* Called from thread context */
1316 static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
1317 pa_sink_input *i = PA_SINK_INPUT(o);
1320 pa_sink_input_assert_ref(i);
1321 s = PLAYBACK_STREAM(i->userdata);
1322 playback_stream_assert_ref(s);
1326 case SINK_INPUT_MESSAGE_SEEK: {
1329 windex = pa_memblockq_get_write_index(s->memblockq);
1331 /* The client side is incapable of accounting correctly
1332 * for seeks of a type != PA_SEEK_RELATIVE. We need to be
1333 * able to deal with that. */
1335 pa_memblockq_seek(s->memblockq, offset, PA_PTR_TO_UINT(userdata), PA_PTR_TO_UINT(userdata) == PA_SEEK_RELATIVE);
1337 handle_seek(s, windex);
1341 case SINK_INPUT_MESSAGE_POST_DATA: {
1346 windex = pa_memblockq_get_write_index(s->memblockq);
1348 /* pa_log("sink input post: %lu %lli", (unsigned long) chunk->length, (long long) windex); */
1350 if (pa_memblockq_push_align(s->memblockq, chunk) < 0) {
1352 if (pa_log_ratelimit())
1353 pa_log_warn("Failed to push data into queue");
1354 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_OVERFLOW, NULL, 0, NULL, NULL);
1355 pa_memblockq_seek(s->memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE);
1358 handle_seek(s, windex);
1360 /* pa_log("sink input post2: %lu", (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1365 case SINK_INPUT_MESSAGE_DRAIN:
1366 case SINK_INPUT_MESSAGE_FLUSH:
1367 case SINK_INPUT_MESSAGE_PREBUF_FORCE:
1368 case SINK_INPUT_MESSAGE_TRIGGER: {
1371 pa_sink_input *isync;
1372 void (*func)(pa_memblockq *bq);
1375 case SINK_INPUT_MESSAGE_FLUSH:
1376 func = pa_memblockq_flush_write;
1379 case SINK_INPUT_MESSAGE_PREBUF_FORCE:
1380 func = pa_memblockq_prebuf_force;
1383 case SINK_INPUT_MESSAGE_DRAIN:
1384 case SINK_INPUT_MESSAGE_TRIGGER:
1385 func = pa_memblockq_prebuf_disable;
1389 pa_assert_not_reached();
1392 windex = pa_memblockq_get_write_index(s->memblockq);
1394 handle_seek(s, windex);
1396 /* Do the same for all other members in the sync group */
1397 for (isync = i->sync_prev; isync; isync = isync->sync_prev) {
1398 playback_stream *ssync = PLAYBACK_STREAM(isync->userdata);
1399 windex = pa_memblockq_get_write_index(ssync->memblockq);
1400 func(ssync->memblockq);
1401 handle_seek(ssync, windex);
1404 for (isync = i->sync_next; isync; isync = isync->sync_next) {
1405 playback_stream *ssync = PLAYBACK_STREAM(isync->userdata);
1406 windex = pa_memblockq_get_write_index(ssync->memblockq);
1407 func(ssync->memblockq);
1408 handle_seek(ssync, windex);
1411 if (code == SINK_INPUT_MESSAGE_DRAIN) {
1412 if (!pa_memblockq_is_readable(s->memblockq))
1413 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, userdata, 0, NULL, NULL);
1415 s->drain_tag = PA_PTR_TO_UINT(userdata);
1416 s->drain_request = TRUE;
1423 case SINK_INPUT_MESSAGE_UPDATE_LATENCY:
1424 /* Atomically get a snapshot of all timing parameters... */
1425 s->read_index = pa_memblockq_get_read_index(s->memblockq);
1426 s->write_index = pa_memblockq_get_write_index(s->memblockq);
1427 s->render_memblockq_length = pa_memblockq_get_length(s->sink_input->thread_info.render_memblockq);
1428 s->current_sink_latency = pa_sink_get_latency_within_thread(s->sink_input->sink);
1429 s->underrun_for = s->sink_input->thread_info.underrun_for;
1430 s->playing_for = s->sink_input->thread_info.playing_for;
1434 case PA_SINK_INPUT_MESSAGE_SET_STATE: {
1437 windex = pa_memblockq_get_write_index(s->memblockq);
1439 pa_memblockq_prebuf_force(s->memblockq);
1441 handle_seek(s, windex);
1443 /* Fall through to the default handler */
1447 case PA_SINK_INPUT_MESSAGE_GET_LATENCY: {
1448 pa_usec_t *r = userdata;
1450 *r = pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &i->sample_spec);
1452 /* Fall through, the default handler will add in the extra
1453 * latency added by the resampler */
1457 case SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR: {
1458 pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr);
1459 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1464 return pa_sink_input_process_msg(o, code, userdata, offset, chunk);
1467 /* Called from thread context */
1468 static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk) {
1471 pa_sink_input_assert_ref(i);
1472 s = PLAYBACK_STREAM(i->userdata);
1473 playback_stream_assert_ref(s);
1476 /* pa_log("%s, pop(): %lu", pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME), (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1478 if (pa_memblockq_is_readable(s->memblockq))
1479 s->is_underrun = FALSE;
1481 if (!s->is_underrun)
1482 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));
1484 if (s->drain_request && pa_sink_input_safe_to_remove(i)) {
1485 s->drain_request = FALSE;
1486 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);
1487 } else if (!s->is_underrun)
1488 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_UNDERFLOW, NULL, 0, NULL, NULL);
1490 s->is_underrun = TRUE;
1492 playback_stream_request_bytes(s);
1495 /* This call will not fail with prebuf=0, hence we check for
1496 underrun explicitly above */
1497 if (pa_memblockq_peek(s->memblockq, chunk) < 0)
1500 chunk->length = PA_MIN(nbytes, chunk->length);
1502 if (i->thread_info.underrun_for > 0)
1503 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_STARTED, NULL, 0, NULL, NULL);
1505 pa_memblockq_drop(s->memblockq, chunk->length);
1506 playback_stream_request_bytes(s);
1511 /* Called from thread context */
1512 static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) {
1515 pa_sink_input_assert_ref(i);
1516 s = PLAYBACK_STREAM(i->userdata);
1517 playback_stream_assert_ref(s);
1519 /* If we are in an underrun, then we don't rewind */
1520 if (i->thread_info.underrun_for > 0)
1523 pa_memblockq_rewind(s->memblockq, nbytes);
1526 /* Called from thread context */
1527 static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
1530 pa_sink_input_assert_ref(i);
1531 s = PLAYBACK_STREAM(i->userdata);
1532 playback_stream_assert_ref(s);
1534 pa_memblockq_set_maxrewind(s->memblockq, nbytes);
1537 /* Called from thread context */
1538 static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes) {
1540 size_t new_tlength, old_tlength;
1542 pa_sink_input_assert_ref(i);
1543 s = PLAYBACK_STREAM(i->userdata);
1544 playback_stream_assert_ref(s);
1546 old_tlength = pa_memblockq_get_tlength(s->memblockq);
1547 new_tlength = nbytes+2*pa_memblockq_get_minreq(s->memblockq);
1549 if (old_tlength < new_tlength) {
1550 pa_log_debug("max_request changed, trying to update from %zu to %zu.", old_tlength, new_tlength);
1551 pa_memblockq_set_tlength(s->memblockq, new_tlength);
1552 new_tlength = pa_memblockq_get_tlength(s->memblockq);
1554 if (new_tlength == old_tlength)
1555 pa_log_debug("Failed to increase tlength");
1557 pa_log_debug("Notifying client about increased tlength");
1558 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);
1563 /* Called from main context */
1564 static void sink_input_kill_cb(pa_sink_input *i) {
1567 pa_sink_input_assert_ref(i);
1568 s = PLAYBACK_STREAM(i->userdata);
1569 playback_stream_assert_ref(s);
1571 playback_stream_send_killed(s);
1572 playback_stream_unlink(s);
1575 /* Called from main context */
1576 static void sink_input_send_event_cb(pa_sink_input *i, const char *event, pa_proplist *pl) {
1580 pa_sink_input_assert_ref(i);
1581 s = PLAYBACK_STREAM(i->userdata);
1582 playback_stream_assert_ref(s);
1584 if (s->connection->version < 15)
1587 t = pa_tagstruct_new(NULL, 0);
1588 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_EVENT);
1589 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1590 pa_tagstruct_putu32(t, s->index);
1591 pa_tagstruct_puts(t, event);
1592 pa_tagstruct_put_proplist(t, pl);
1593 pa_pstream_send_tagstruct(s->connection->pstream, t);
1596 /* Called from main context */
1597 static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend) {
1601 pa_sink_input_assert_ref(i);
1602 s = PLAYBACK_STREAM(i->userdata);
1603 playback_stream_assert_ref(s);
1605 if (s->connection->version < 12)
1608 t = pa_tagstruct_new(NULL, 0);
1609 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_SUSPENDED);
1610 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1611 pa_tagstruct_putu32(t, s->index);
1612 pa_tagstruct_put_boolean(t, suspend);
1613 pa_pstream_send_tagstruct(s->connection->pstream, t);
1616 /* Called from main context */
1617 static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) {
1621 pa_sink_input_assert_ref(i);
1622 s = PLAYBACK_STREAM(i->userdata);
1623 playback_stream_assert_ref(s);
1628 fix_playback_buffer_attr(s);
1629 pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr);
1630 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1632 if (s->connection->version < 12)
1635 t = pa_tagstruct_new(NULL, 0);
1636 pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_MOVED);
1637 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1638 pa_tagstruct_putu32(t, s->index);
1639 pa_tagstruct_putu32(t, dest->index);
1640 pa_tagstruct_puts(t, dest->name);
1641 pa_tagstruct_put_boolean(t, pa_sink_get_state(dest) == PA_SINK_SUSPENDED);
1643 if (s->connection->version >= 13) {
1644 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
1645 pa_tagstruct_putu32(t, s->buffer_attr.tlength);
1646 pa_tagstruct_putu32(t, s->buffer_attr.prebuf);
1647 pa_tagstruct_putu32(t, s->buffer_attr.minreq);
1648 pa_tagstruct_put_usec(t, s->configured_sink_latency);
1651 pa_pstream_send_tagstruct(s->connection->pstream, t);
1654 /*** source_output callbacks ***/
1656 /* Called from thread context */
1657 static int source_output_process_msg(pa_msgobject *_o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
1658 pa_source_output *o = PA_SOURCE_OUTPUT(_o);
1661 pa_source_output_assert_ref(o);
1662 s = RECORD_STREAM(o->userdata);
1663 record_stream_assert_ref(s);
1666 case SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY:
1667 /* Atomically get a snapshot of all timing parameters... */
1668 s->current_monitor_latency = o->source->monitor_of ? pa_sink_get_latency_within_thread(o->source->monitor_of) : 0;
1669 s->current_source_latency = pa_source_get_latency_within_thread(o->source);
1670 s->on_the_fly_snapshot = pa_atomic_load(&s->on_the_fly);
1674 return pa_source_output_process_msg(_o, code, userdata, offset, chunk);
1677 /* Called from thread context */
1678 static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) {
1681 pa_source_output_assert_ref(o);
1682 s = RECORD_STREAM(o->userdata);
1683 record_stream_assert_ref(s);
1686 pa_atomic_add(&s->on_the_fly, chunk->length);
1687 pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), RECORD_STREAM_MESSAGE_POST_DATA, NULL, 0, chunk, NULL);
1690 static void source_output_kill_cb(pa_source_output *o) {
1693 pa_source_output_assert_ref(o);
1694 s = RECORD_STREAM(o->userdata);
1695 record_stream_assert_ref(s);
1697 record_stream_send_killed(s);
1698 record_stream_unlink(s);
1701 static pa_usec_t source_output_get_latency_cb(pa_source_output *o) {
1704 pa_source_output_assert_ref(o);
1705 s = RECORD_STREAM(o->userdata);
1706 record_stream_assert_ref(s);
1708 /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
1710 return pa_bytes_to_usec(pa_memblockq_get_length(s->memblockq), &o->sample_spec);
1713 /* Called from main context */
1714 static void source_output_send_event_cb(pa_source_output *o, const char *event, pa_proplist *pl) {
1718 pa_source_output_assert_ref(o);
1719 s = RECORD_STREAM(o->userdata);
1720 record_stream_assert_ref(s);
1722 if (s->connection->version < 15)
1725 t = pa_tagstruct_new(NULL, 0);
1726 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_EVENT);
1727 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1728 pa_tagstruct_putu32(t, s->index);
1729 pa_tagstruct_puts(t, event);
1730 pa_tagstruct_put_proplist(t, pl);
1731 pa_pstream_send_tagstruct(s->connection->pstream, t);
1734 /* Called from main context */
1735 static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend) {
1739 pa_source_output_assert_ref(o);
1740 s = RECORD_STREAM(o->userdata);
1741 record_stream_assert_ref(s);
1743 if (s->connection->version < 12)
1746 t = pa_tagstruct_new(NULL, 0);
1747 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_SUSPENDED);
1748 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1749 pa_tagstruct_putu32(t, s->index);
1750 pa_tagstruct_put_boolean(t, suspend);
1751 pa_pstream_send_tagstruct(s->connection->pstream, t);
1754 /* Called from main context */
1755 static void source_output_moving_cb(pa_source_output *o, pa_source *dest) {
1759 pa_source_output_assert_ref(o);
1760 s = RECORD_STREAM(o->userdata);
1761 record_stream_assert_ref(s);
1766 fix_record_buffer_attr_pre(s);
1767 pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength);
1768 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
1769 fix_record_buffer_attr_post(s);
1771 if (s->connection->version < 12)
1774 t = pa_tagstruct_new(NULL, 0);
1775 pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_MOVED);
1776 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
1777 pa_tagstruct_putu32(t, s->index);
1778 pa_tagstruct_putu32(t, dest->index);
1779 pa_tagstruct_puts(t, dest->name);
1780 pa_tagstruct_put_boolean(t, pa_source_get_state(dest) == PA_SOURCE_SUSPENDED);
1782 if (s->connection->version >= 13) {
1783 pa_tagstruct_putu32(t, s->buffer_attr.maxlength);
1784 pa_tagstruct_putu32(t, s->buffer_attr.fragsize);
1785 pa_tagstruct_put_usec(t, s->configured_source_latency);
1788 pa_pstream_send_tagstruct(s->connection->pstream, t);
1791 /*** pdispatch callbacks ***/
1793 static void protocol_error(pa_native_connection *c) {
1794 pa_log("protocol error, kicking client");
1795 native_connection_unlink(c);
1798 #define CHECK_VALIDITY(pstream, expression, tag, error) do { \
1799 if (!(expression)) { \
1800 pa_pstream_send_error((pstream), (tag), (error)); \
1805 static pa_tagstruct *reply_new(uint32_t tag) {
1806 pa_tagstruct *reply;
1808 reply = pa_tagstruct_new(NULL, 0);
1809 pa_tagstruct_putu32(reply, PA_COMMAND_REPLY);
1810 pa_tagstruct_putu32(reply, tag);
1814 static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
1815 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
1817 uint32_t sink_index, syncid, missing;
1818 pa_buffer_attr attr;
1819 const char *name = NULL, *sink_name;
1822 pa_tagstruct *reply;
1823 pa_sink *sink = NULL;
1831 fix_channels = FALSE,
1833 variable_rate = FALSE,
1835 adjust_latency = FALSE,
1836 early_requests = FALSE,
1837 dont_inhibit_auto_suspend = FALSE,
1839 fail_on_suspend = FALSE;
1840 pa_sink_input_flags_t flags = 0;
1842 pa_bool_t volume_set = TRUE;
1843 int ret = PA_ERR_INVALID;
1845 pa_native_connection_assert_ref(c);
1847 memset(&attr, 0, sizeof(attr));
1849 if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) ||
1852 PA_TAG_SAMPLE_SPEC, &ss,
1853 PA_TAG_CHANNEL_MAP, &map,
1854 PA_TAG_U32, &sink_index,
1855 PA_TAG_STRING, &sink_name,
1856 PA_TAG_U32, &attr.maxlength,
1857 PA_TAG_BOOLEAN, &corked,
1858 PA_TAG_U32, &attr.tlength,
1859 PA_TAG_U32, &attr.prebuf,
1860 PA_TAG_U32, &attr.minreq,
1861 PA_TAG_U32, &syncid,
1862 PA_TAG_CVOLUME, &volume,
1863 PA_TAG_INVALID) < 0) {
1869 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
1870 CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID);
1871 CHECK_VALIDITY(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID);
1872 CHECK_VALIDITY(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
1873 CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID);
1874 CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID);
1875 CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID);
1876 CHECK_VALIDITY(c->pstream, map.channels == ss.channels && volume.channels == ss.channels, tag, PA_ERR_INVALID);
1878 p = pa_proplist_new();
1881 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
1883 if (c->version >= 12) {
1884 /* Since 0.9.8 the user can ask for a couple of additional flags */
1886 if (pa_tagstruct_get_boolean(t, &no_remap) < 0 ||
1887 pa_tagstruct_get_boolean(t, &no_remix) < 0 ||
1888 pa_tagstruct_get_boolean(t, &fix_format) < 0 ||
1889 pa_tagstruct_get_boolean(t, &fix_rate) < 0 ||
1890 pa_tagstruct_get_boolean(t, &fix_channels) < 0 ||
1891 pa_tagstruct_get_boolean(t, &no_move) < 0 ||
1892 pa_tagstruct_get_boolean(t, &variable_rate) < 0) {
1895 pa_proplist_free(p);
1900 if (c->version >= 13) {
1902 if (pa_tagstruct_get_boolean(t, &muted) < 0 ||
1903 pa_tagstruct_get_boolean(t, &adjust_latency) < 0 ||
1904 pa_tagstruct_get_proplist(t, p) < 0) {
1906 pa_proplist_free(p);
1911 if (c->version >= 14) {
1913 if (pa_tagstruct_get_boolean(t, &volume_set) < 0 ||
1914 pa_tagstruct_get_boolean(t, &early_requests) < 0) {
1916 pa_proplist_free(p);
1921 if (c->version >= 15) {
1923 if (pa_tagstruct_get_boolean(t, &muted_set) < 0 ||
1924 pa_tagstruct_get_boolean(t, &dont_inhibit_auto_suspend) < 0 ||
1925 pa_tagstruct_get_boolean(t, &fail_on_suspend) < 0) {
1927 pa_proplist_free(p);
1932 if (!pa_tagstruct_eof(t)) {
1934 pa_proplist_free(p);
1938 if (sink_index != PA_INVALID_INDEX) {
1940 if (!(sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index))) {
1941 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
1942 pa_proplist_free(p);
1946 } else if (sink_name) {
1948 if (!(sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK))) {
1949 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
1950 pa_proplist_free(p);
1956 (corked ? PA_SINK_INPUT_START_CORKED : 0) |
1957 (no_remap ? PA_SINK_INPUT_NO_REMAP : 0) |
1958 (no_remix ? PA_SINK_INPUT_NO_REMIX : 0) |
1959 (fix_format ? PA_SINK_INPUT_FIX_FORMAT : 0) |
1960 (fix_rate ? PA_SINK_INPUT_FIX_RATE : 0) |
1961 (fix_channels ? PA_SINK_INPUT_FIX_CHANNELS : 0) |
1962 (no_move ? PA_SINK_INPUT_DONT_MOVE : 0) |
1963 (variable_rate ? PA_SINK_INPUT_VARIABLE_RATE : 0) |
1964 (dont_inhibit_auto_suspend ? PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) |
1965 (fail_on_suspend ? PA_SINK_INPUT_NO_CREATE_ON_SUSPEND|PA_SINK_INPUT_KILL_ON_SUSPEND : 0);
1967 /* Only since protocol version 15 there's a seperate muted_set
1968 * flag. For older versions we synthesize it here */
1969 muted_set = muted_set || muted;
1971 s = playback_stream_new(c, sink, &ss, &map, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, &ret);
1972 pa_proplist_free(p);
1974 CHECK_VALIDITY(c->pstream, s, tag, ret);
1976 reply = reply_new(tag);
1977 pa_tagstruct_putu32(reply, s->index);
1978 pa_assert(s->sink_input);
1979 pa_tagstruct_putu32(reply, s->sink_input->index);
1980 pa_tagstruct_putu32(reply, missing);
1982 /* pa_log("initial request is %u", missing); */
1984 if (c->version >= 9) {
1985 /* Since 0.9.0 we support sending the buffer metrics back to the client */
1987 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength);
1988 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.tlength);
1989 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.prebuf);
1990 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.minreq);
1993 if (c->version >= 12) {
1994 /* Since 0.9.8 we support sending the chosen sample
1995 * spec/channel map/device/suspend status back to the
1998 pa_tagstruct_put_sample_spec(reply, &ss);
1999 pa_tagstruct_put_channel_map(reply, &map);
2001 pa_tagstruct_putu32(reply, s->sink_input->sink->index);
2002 pa_tagstruct_puts(reply, s->sink_input->sink->name);
2004 pa_tagstruct_put_boolean(reply, pa_sink_get_state(s->sink_input->sink) == PA_SINK_SUSPENDED);
2007 if (c->version >= 13)
2008 pa_tagstruct_put_usec(reply, s->configured_sink_latency);
2010 pa_pstream_send_tagstruct(c->pstream, reply);
2013 static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2014 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2017 pa_native_connection_assert_ref(c);
2020 if (pa_tagstruct_getu32(t, &channel) < 0 ||
2021 !pa_tagstruct_eof(t)) {
2026 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2030 case PA_COMMAND_DELETE_PLAYBACK_STREAM: {
2032 if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !playback_stream_isinstance(s)) {
2033 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2037 playback_stream_unlink(s);
2041 case PA_COMMAND_DELETE_RECORD_STREAM: {
2043 if (!(s = pa_idxset_get_by_index(c->record_streams, channel))) {
2044 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2048 record_stream_unlink(s);
2052 case PA_COMMAND_DELETE_UPLOAD_STREAM: {
2055 if (!(s = pa_idxset_get_by_index(c->output_streams, channel)) || !upload_stream_isinstance(s)) {
2056 pa_pstream_send_error(c->pstream, tag, PA_ERR_EXIST);
2060 upload_stream_unlink(s);
2065 pa_assert_not_reached();
2068 pa_pstream_send_simple_ack(c->pstream, tag);
2071 static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2072 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2074 pa_buffer_attr attr;
2075 uint32_t source_index;
2076 const char *name = NULL, *source_name;
2079 pa_tagstruct *reply;
2080 pa_source *source = NULL;
2087 fix_channels = FALSE,
2089 variable_rate = FALSE,
2090 adjust_latency = FALSE,
2091 peak_detect = FALSE,
2092 early_requests = FALSE,
2093 dont_inhibit_auto_suspend = FALSE,
2094 fail_on_suspend = FALSE;
2095 pa_source_output_flags_t flags = 0;
2097 uint32_t direct_on_input_idx = PA_INVALID_INDEX;
2098 pa_sink_input *direct_on_input = NULL;
2099 int ret = PA_ERR_INVALID;
2101 pa_native_connection_assert_ref(c);
2104 memset(&attr, 0, sizeof(attr));
2106 if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) ||
2107 pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
2108 pa_tagstruct_get_channel_map(t, &map) < 0 ||
2109 pa_tagstruct_getu32(t, &source_index) < 0 ||
2110 pa_tagstruct_gets(t, &source_name) < 0 ||
2111 pa_tagstruct_getu32(t, &attr.maxlength) < 0 ||
2112 pa_tagstruct_get_boolean(t, &corked) < 0 ||
2113 pa_tagstruct_getu32(t, &attr.fragsize) < 0) {
2118 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2119 CHECK_VALIDITY(c->pstream, !source_name || pa_namereg_is_valid_name_or_wildcard(source_name, PA_NAMEREG_SOURCE), tag, PA_ERR_INVALID);
2120 CHECK_VALIDITY(c->pstream, source_index == PA_INVALID_INDEX || !source_name, tag, PA_ERR_INVALID);
2121 CHECK_VALIDITY(c->pstream, !source_name || source_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
2122 CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID);
2123 CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID);
2124 CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID);
2126 p = pa_proplist_new();
2129 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
2131 if (c->version >= 12) {
2132 /* Since 0.9.8 the user can ask for a couple of additional flags */
2134 if (pa_tagstruct_get_boolean(t, &no_remap) < 0 ||
2135 pa_tagstruct_get_boolean(t, &no_remix) < 0 ||
2136 pa_tagstruct_get_boolean(t, &fix_format) < 0 ||
2137 pa_tagstruct_get_boolean(t, &fix_rate) < 0 ||
2138 pa_tagstruct_get_boolean(t, &fix_channels) < 0 ||
2139 pa_tagstruct_get_boolean(t, &no_move) < 0 ||
2140 pa_tagstruct_get_boolean(t, &variable_rate) < 0) {
2143 pa_proplist_free(p);
2148 if (c->version >= 13) {
2150 if (pa_tagstruct_get_boolean(t, &peak_detect) < 0 ||
2151 pa_tagstruct_get_boolean(t, &adjust_latency) < 0 ||
2152 pa_tagstruct_get_proplist(t, p) < 0 ||
2153 pa_tagstruct_getu32(t, &direct_on_input_idx) < 0) {
2155 pa_proplist_free(p);
2160 if (c->version >= 14) {
2162 if (pa_tagstruct_get_boolean(t, &early_requests) < 0) {
2164 pa_proplist_free(p);
2169 if (c->version >= 15) {
2171 if (pa_tagstruct_get_boolean(t, &dont_inhibit_auto_suspend) < 0 ||
2172 pa_tagstruct_get_boolean(t, &fail_on_suspend) < 0) {
2174 pa_proplist_free(p);
2179 if (!pa_tagstruct_eof(t)) {
2181 pa_proplist_free(p);
2185 if (source_index != PA_INVALID_INDEX) {
2187 if (!(source = pa_idxset_get_by_index(c->protocol->core->sources, source_index))) {
2188 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2189 pa_proplist_free(p);
2193 } else if (source_name) {
2195 if (!(source = pa_namereg_get(c->protocol->core, source_name, PA_NAMEREG_SOURCE))) {
2196 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2197 pa_proplist_free(p);
2202 if (direct_on_input_idx != PA_INVALID_INDEX) {
2204 if (!(direct_on_input = pa_idxset_get_by_index(c->protocol->core->sink_inputs, direct_on_input_idx))) {
2205 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2206 pa_proplist_free(p);
2212 (corked ? PA_SOURCE_OUTPUT_START_CORKED : 0) |
2213 (no_remap ? PA_SOURCE_OUTPUT_NO_REMAP : 0) |
2214 (no_remix ? PA_SOURCE_OUTPUT_NO_REMIX : 0) |
2215 (fix_format ? PA_SOURCE_OUTPUT_FIX_FORMAT : 0) |
2216 (fix_rate ? PA_SOURCE_OUTPUT_FIX_RATE : 0) |
2217 (fix_channels ? PA_SOURCE_OUTPUT_FIX_CHANNELS : 0) |
2218 (no_move ? PA_SOURCE_OUTPUT_DONT_MOVE : 0) |
2219 (variable_rate ? PA_SOURCE_OUTPUT_VARIABLE_RATE : 0) |
2220 (dont_inhibit_auto_suspend ? PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) |
2221 (fail_on_suspend ? PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND|PA_SOURCE_OUTPUT_KILL_ON_SUSPEND : 0);
2223 s = record_stream_new(c, source, &ss, &map, peak_detect, &attr, flags, p, adjust_latency, direct_on_input, early_requests, &ret);
2224 pa_proplist_free(p);
2226 CHECK_VALIDITY(c->pstream, s, tag, ret);
2228 reply = reply_new(tag);
2229 pa_tagstruct_putu32(reply, s->index);
2230 pa_assert(s->source_output);
2231 pa_tagstruct_putu32(reply, s->source_output->index);
2233 if (c->version >= 9) {
2234 /* Since 0.9 we support sending the buffer metrics back to the client */
2236 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength);
2237 pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.fragsize);
2240 if (c->version >= 12) {
2241 /* Since 0.9.8 we support sending the chosen sample
2242 * spec/channel map/device/suspend status back to the
2245 pa_tagstruct_put_sample_spec(reply, &ss);
2246 pa_tagstruct_put_channel_map(reply, &map);
2248 pa_tagstruct_putu32(reply, s->source_output->source->index);
2249 pa_tagstruct_puts(reply, s->source_output->source->name);
2251 pa_tagstruct_put_boolean(reply, pa_source_get_state(s->source_output->source) == PA_SOURCE_SUSPENDED);
2254 if (c->version >= 13)
2255 pa_tagstruct_put_usec(reply, s->configured_source_latency);
2257 pa_pstream_send_tagstruct(c->pstream, reply);
2260 static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2261 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2264 pa_native_connection_assert_ref(c);
2267 if (!pa_tagstruct_eof(t)) {
2272 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2273 ret = pa_core_exit(c->protocol->core, FALSE, 0);
2274 CHECK_VALIDITY(c->pstream, ret >= 0, tag, PA_ERR_ACCESS);
2276 pa_log_debug("Client %s asks us to terminate.", pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY)));
2278 pa_pstream_send_simple_ack(c->pstream, tag); /* nonsense */
2281 static void command_auth(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2282 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2284 pa_tagstruct *reply;
2285 pa_bool_t shm_on_remote = FALSE, do_shm;
2287 pa_native_connection_assert_ref(c);
2290 if (pa_tagstruct_getu32(t, &c->version) < 0 ||
2291 pa_tagstruct_get_arbitrary(t, &cookie, PA_NATIVE_COOKIE_LENGTH) < 0 ||
2292 !pa_tagstruct_eof(t)) {
2297 /* Minimum supported version */
2298 if (c->version < 8) {
2299 pa_pstream_send_error(c->pstream, tag, PA_ERR_VERSION);
2303 /* Starting with protocol version 13 the MSB of the version tag
2304 reflects if shm is available for this pa_native_connection or
2306 if (c->version >= 13) {
2307 shm_on_remote = !!(c->version & 0x80000000U);
2308 c->version &= 0x7FFFFFFFU;
2311 pa_log_debug("Protocol version: remote %u, local %u", c->version, PA_PROTOCOL_VERSION);
2313 pa_proplist_setf(c->client->proplist, "native-protocol.version", "%u", c->version);
2315 if (!c->authorized) {
2316 pa_bool_t success = FALSE;
2319 const pa_creds *creds;
2321 if ((creds = pa_pdispatch_creds(pd))) {
2322 if (creds->uid == getuid())
2324 else if (c->options->auth_group) {
2328 if ((gid = pa_get_gid_of_group(c->options->auth_group)) == (gid_t) -1)
2329 pa_log_warn("Failed to get GID of group '%s'", c->options->auth_group);
2330 else if (gid == creds->gid)
2334 if ((r = pa_uid_in_group(creds->uid, c->options->auth_group)) < 0)
2335 pa_log_warn("Failed to check group membership.");
2341 pa_log_info("Got credentials: uid=%lu gid=%lu success=%i",
2342 (unsigned long) creds->uid,
2343 (unsigned long) creds->gid,
2348 if (!success && c->options->auth_cookie) {
2351 if ((ac = pa_auth_cookie_read(c->options->auth_cookie, PA_NATIVE_COOKIE_LENGTH)))
2352 if (memcmp(ac, cookie, PA_NATIVE_COOKIE_LENGTH) == 0)
2357 pa_log_warn("Denied access to client with invalid authorization data.");
2358 pa_pstream_send_error(c->pstream, tag, PA_ERR_ACCESS);
2362 c->authorized = TRUE;
2363 if (c->auth_timeout_event) {
2364 c->protocol->core->mainloop->time_free(c->auth_timeout_event);
2365 c->auth_timeout_event = NULL;
2369 /* Enable shared memory support if possible */
2371 pa_mempool_is_shared(c->protocol->core->mempool) &&
2374 pa_log_debug("SHM possible: %s", pa_yes_no(do_shm));
2377 if (c->version < 10 || (c->version >= 13 && !shm_on_remote))
2382 /* Only enable SHM if both sides are owned by the same
2383 * user. This is a security measure because otherwise data
2384 * private to the user might leak. */
2386 const pa_creds *creds;
2387 if (!(creds = pa_pdispatch_creds(pd)) || getuid() != creds->uid)
2392 pa_log_debug("Negotiated SHM: %s", pa_yes_no(do_shm));
2393 pa_pstream_enable_shm(c->pstream, do_shm);
2395 reply = reply_new(tag);
2396 pa_tagstruct_putu32(reply, PA_PROTOCOL_VERSION | (do_shm ? 0x80000000 : 0));
2400 /* SHM support is only enabled after both sides made sure they are the same user. */
2404 ucred.uid = getuid();
2405 ucred.gid = getgid();
2407 pa_pstream_send_tagstruct_with_creds(c->pstream, reply, &ucred);
2410 pa_pstream_send_tagstruct(c->pstream, reply);
2414 static void command_set_client_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2415 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2416 const char *name = NULL;
2418 pa_tagstruct *reply;
2420 pa_native_connection_assert_ref(c);
2423 p = pa_proplist_new();
2425 if ((c->version < 13 && pa_tagstruct_gets(t, &name) < 0) ||
2426 (c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
2427 !pa_tagstruct_eof(t)) {
2430 pa_proplist_free(p);
2435 if (pa_proplist_sets(p, PA_PROP_APPLICATION_NAME, name) < 0) {
2436 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
2437 pa_proplist_free(p);
2441 pa_client_update_proplist(c->client, PA_UPDATE_REPLACE, p);
2442 pa_proplist_free(p);
2444 reply = reply_new(tag);
2446 if (c->version >= 13)
2447 pa_tagstruct_putu32(reply, c->client->index);
2449 pa_pstream_send_tagstruct(c->pstream, reply);
2452 static void command_lookup(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2453 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2455 uint32_t idx = PA_IDXSET_INVALID;
2457 pa_native_connection_assert_ref(c);
2460 if (pa_tagstruct_gets(t, &name) < 0 ||
2461 !pa_tagstruct_eof(t)) {
2466 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2467 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);
2469 if (command == PA_COMMAND_LOOKUP_SINK) {
2471 if ((sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK)))
2475 pa_assert(command == PA_COMMAND_LOOKUP_SOURCE);
2476 if ((source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE)))
2477 idx = source->index;
2480 if (idx == PA_IDXSET_INVALID)
2481 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2483 pa_tagstruct *reply;
2484 reply = reply_new(tag);
2485 pa_tagstruct_putu32(reply, idx);
2486 pa_pstream_send_tagstruct(c->pstream, reply);
2490 static void command_drain_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2491 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2495 pa_native_connection_assert_ref(c);
2498 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2499 !pa_tagstruct_eof(t)) {
2504 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2505 s = pa_idxset_get_by_index(c->output_streams, idx);
2506 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2507 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2509 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);
2512 static void command_stat(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2513 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2514 pa_tagstruct *reply;
2515 const pa_mempool_stat *stat;
2517 pa_native_connection_assert_ref(c);
2520 if (!pa_tagstruct_eof(t)) {
2525 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2527 stat = pa_mempool_get_stat(c->protocol->core->mempool);
2529 reply = reply_new(tag);
2530 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_allocated));
2531 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->allocated_size));
2532 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->n_accumulated));
2533 pa_tagstruct_putu32(reply, (uint32_t) pa_atomic_load(&stat->accumulated_size));
2534 pa_tagstruct_putu32(reply, (uint32_t) pa_scache_total_size(c->protocol->core));
2535 pa_pstream_send_tagstruct(c->pstream, reply);
2538 static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2539 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2540 pa_tagstruct *reply;
2542 struct timeval tv, now;
2545 pa_native_connection_assert_ref(c);
2548 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2549 pa_tagstruct_get_timeval(t, &tv) < 0 ||
2550 !pa_tagstruct_eof(t)) {
2555 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2556 s = pa_idxset_get_by_index(c->output_streams, idx);
2557 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2558 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2560 /* Get an atomic snapshot of all timing parameters */
2561 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);
2563 reply = reply_new(tag);
2564 pa_tagstruct_put_usec(reply,
2565 s->current_sink_latency +
2566 pa_bytes_to_usec(s->render_memblockq_length, &s->sink_input->sink->sample_spec));
2567 pa_tagstruct_put_usec(reply, 0);
2568 pa_tagstruct_put_boolean(reply,
2569 s->playing_for > 0 &&
2570 pa_sink_get_state(s->sink_input->sink) == PA_SINK_RUNNING &&
2571 pa_sink_input_get_state(s->sink_input) == PA_SINK_INPUT_RUNNING);
2572 pa_tagstruct_put_timeval(reply, &tv);
2573 pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now));
2574 pa_tagstruct_puts64(reply, s->write_index);
2575 pa_tagstruct_puts64(reply, s->read_index);
2577 if (c->version >= 13) {
2578 pa_tagstruct_putu64(reply, s->underrun_for);
2579 pa_tagstruct_putu64(reply, s->playing_for);
2582 pa_pstream_send_tagstruct(c->pstream, reply);
2585 static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2586 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2587 pa_tagstruct *reply;
2589 struct timeval tv, now;
2592 pa_native_connection_assert_ref(c);
2595 if (pa_tagstruct_getu32(t, &idx) < 0 ||
2596 pa_tagstruct_get_timeval(t, &tv) < 0 ||
2597 !pa_tagstruct_eof(t)) {
2602 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2603 s = pa_idxset_get_by_index(c->record_streams, idx);
2604 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2606 /* Get an atomic snapshot of all timing parameters */
2607 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);
2609 reply = reply_new(tag);
2610 pa_tagstruct_put_usec(reply, s->current_monitor_latency);
2611 pa_tagstruct_put_usec(reply,
2612 s->current_source_latency +
2613 pa_bytes_to_usec(s->on_the_fly_snapshot, &s->source_output->sample_spec));
2614 pa_tagstruct_put_boolean(reply,
2615 pa_source_get_state(s->source_output->source) == PA_SOURCE_RUNNING &&
2616 pa_source_output_get_state(s->source_output) == PA_SOURCE_OUTPUT_RUNNING);
2617 pa_tagstruct_put_timeval(reply, &tv);
2618 pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now));
2619 pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq));
2620 pa_tagstruct_puts64(reply, pa_memblockq_get_read_index(s->memblockq));
2621 pa_pstream_send_tagstruct(c->pstream, reply);
2624 static void command_create_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2625 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2628 const char *name = NULL;
2631 pa_tagstruct *reply;
2634 pa_native_connection_assert_ref(c);
2637 if (pa_tagstruct_gets(t, &name) < 0 ||
2638 pa_tagstruct_get_sample_spec(t, &ss) < 0 ||
2639 pa_tagstruct_get_channel_map(t, &map) < 0 ||
2640 pa_tagstruct_getu32(t, &length) < 0) {
2645 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2646 CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID);
2647 CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID);
2648 CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID);
2649 CHECK_VALIDITY(c->pstream, (length % pa_frame_size(&ss)) == 0 && length > 0, tag, PA_ERR_INVALID);
2650 CHECK_VALIDITY(c->pstream, length <= PA_SCACHE_ENTRY_SIZE_MAX, tag, PA_ERR_TOOLARGE);
2652 p = pa_proplist_new();
2654 if ((c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
2655 !pa_tagstruct_eof(t)) {
2658 pa_proplist_free(p);
2662 if (c->version < 13)
2663 pa_proplist_sets(p, PA_PROP_MEDIA_NAME, name);
2665 if (!(name = pa_proplist_gets(p, PA_PROP_EVENT_ID)))
2666 name = pa_proplist_gets(p, PA_PROP_MEDIA_NAME);
2668 if (!name || !pa_namereg_is_valid_name(name)) {
2669 pa_proplist_free(p);
2670 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_INVALID);
2673 s = upload_stream_new(c, &ss, &map, name, length, p);
2674 pa_proplist_free(p);
2676 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_INVALID);
2678 reply = reply_new(tag);
2679 pa_tagstruct_putu32(reply, s->index);
2680 pa_tagstruct_putu32(reply, length);
2681 pa_pstream_send_tagstruct(c->pstream, reply);
2684 static void command_finish_upload_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2685 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2690 pa_native_connection_assert_ref(c);
2693 if (pa_tagstruct_getu32(t, &channel) < 0 ||
2694 !pa_tagstruct_eof(t)) {
2699 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2701 s = pa_idxset_get_by_index(c->output_streams, channel);
2702 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
2703 CHECK_VALIDITY(c->pstream, upload_stream_isinstance(s), tag, PA_ERR_NOENTITY);
2705 if (!s->memchunk.memblock)
2706 pa_pstream_send_error(c->pstream, tag, PA_ERR_TOOLARGE);
2707 else if (pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, s->proplist, &idx) < 0)
2708 pa_pstream_send_error(c->pstream, tag, PA_ERR_INTERNAL);
2710 pa_pstream_send_simple_ack(c->pstream, tag);
2712 upload_stream_unlink(s);
2715 static void command_play_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2716 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2717 uint32_t sink_index;
2720 const char *name, *sink_name;
2723 pa_tagstruct *reply;
2725 pa_native_connection_assert_ref(c);
2728 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2730 if (pa_tagstruct_getu32(t, &sink_index) < 0 ||
2731 pa_tagstruct_gets(t, &sink_name) < 0 ||
2732 pa_tagstruct_getu32(t, &volume) < 0 ||
2733 pa_tagstruct_gets(t, &name) < 0) {
2738 CHECK_VALIDITY(c->pstream, !sink_name || pa_namereg_is_valid_name_or_wildcard(sink_name, PA_NAMEREG_SINK), tag, PA_ERR_INVALID);
2739 CHECK_VALIDITY(c->pstream, sink_index == PA_INVALID_INDEX || !sink_name, tag, PA_ERR_INVALID);
2740 CHECK_VALIDITY(c->pstream, !sink_name || sink_index == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
2741 CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
2743 if (sink_index != PA_INVALID_INDEX)
2744 sink = pa_idxset_get_by_index(c->protocol->core->sinks, sink_index);
2746 sink = pa_namereg_get(c->protocol->core, sink_name, PA_NAMEREG_SINK);
2748 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
2750 p = pa_proplist_new();
2752 if ((c->version >= 13 && pa_tagstruct_get_proplist(t, p) < 0) ||
2753 !pa_tagstruct_eof(t)) {
2755 pa_proplist_free(p);
2759 pa_proplist_update(p, PA_UPDATE_MERGE, c->client->proplist);
2761 if (pa_scache_play_item(c->protocol->core, name, sink, volume, p, &idx) < 0) {
2762 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2763 pa_proplist_free(p);
2767 pa_proplist_free(p);
2769 reply = reply_new(tag);
2771 if (c->version >= 13)
2772 pa_tagstruct_putu32(reply, idx);
2774 pa_pstream_send_tagstruct(c->pstream, reply);
2777 static void command_remove_sample(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
2778 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
2781 pa_native_connection_assert_ref(c);
2784 if (pa_tagstruct_gets(t, &name) < 0 ||
2785 !pa_tagstruct_eof(t)) {
2790 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
2791 CHECK_VALIDITY(c->pstream, name && pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
2793 if (pa_scache_remove_item(c->protocol->core, name) < 0) {
2794 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
2798 pa_pstream_send_simple_ack(c->pstream, tag);
2801 static void fixup_sample_spec(pa_native_connection *c, pa_sample_spec *fixed, const pa_sample_spec *original) {
2804 pa_assert(original);
2808 if (c->version < 12) {
2809 /* Before protocol version 12 we didn't support S32 samples,
2810 * so we need to lie about this to the client */
2812 if (fixed->format == PA_SAMPLE_S32LE)
2813 fixed->format = PA_SAMPLE_FLOAT32LE;
2814 if (fixed->format == PA_SAMPLE_S32BE)
2815 fixed->format = PA_SAMPLE_FLOAT32BE;
2818 if (c->version < 15) {
2819 if (fixed->format == PA_SAMPLE_S24LE || fixed->format == PA_SAMPLE_S24_32LE)
2820 fixed->format = PA_SAMPLE_FLOAT32LE;
2821 if (fixed->format == PA_SAMPLE_S24BE || fixed->format == PA_SAMPLE_S24_32BE)
2822 fixed->format = PA_SAMPLE_FLOAT32BE;
2826 static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sink *sink) {
2827 pa_sample_spec fixed_ss;
2830 pa_sink_assert_ref(sink);
2832 fixup_sample_spec(c, &fixed_ss, &sink->sample_spec);
2836 PA_TAG_U32, sink->index,
2837 PA_TAG_STRING, sink->name,
2838 PA_TAG_STRING, pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)),
2839 PA_TAG_SAMPLE_SPEC, &fixed_ss,
2840 PA_TAG_CHANNEL_MAP, &sink->channel_map,
2841 PA_TAG_U32, sink->module ? sink->module->index : PA_INVALID_INDEX,
2842 PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE),
2843 PA_TAG_BOOLEAN, pa_sink_get_mute(sink, FALSE),
2844 PA_TAG_U32, sink->monitor_source ? sink->monitor_source->index : PA_INVALID_INDEX,
2845 PA_TAG_STRING, sink->monitor_source ? sink->monitor_source->name : NULL,
2846 PA_TAG_USEC, pa_sink_get_latency(sink),
2847 PA_TAG_STRING, sink->driver,
2848 PA_TAG_U32, sink->flags,
2851 if (c->version >= 13) {
2852 pa_tagstruct_put_proplist(t, sink->proplist);
2853 pa_tagstruct_put_usec(t, pa_sink_get_requested_latency(sink));
2856 if (c->version >= 15) {
2857 pa_tagstruct_put_volume(t, sink->base_volume);
2858 if (PA_UNLIKELY(pa_sink_get_state(sink) == PA_SINK_INVALID_STATE))
2859 pa_log_error("Internal sink state is invalid.");
2860 pa_tagstruct_putu32(t, pa_sink_get_state(sink));
2861 pa_tagstruct_putu32(t, sink->n_volume_steps);
2862 pa_tagstruct_putu32(t, sink->card ? sink->card->index : PA_INVALID_INDEX);
2865 if (c->version >= 16) {
2866 pa_tagstruct_putu32(t, sink->ports ? pa_hashmap_size(sink->ports) : 0);
2872 PA_HASHMAP_FOREACH(p, sink->ports, state) {
2873 pa_tagstruct_puts(t, p->name);
2874 pa_tagstruct_puts(t, p->description);
2875 pa_tagstruct_putu32(t, p->priority);
2879 pa_tagstruct_puts(t, sink->active_port ? sink->active_port->name : NULL);
2883 static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source *source) {
2884 pa_sample_spec fixed_ss;
2887 pa_source_assert_ref(source);
2889 fixup_sample_spec(c, &fixed_ss, &source->sample_spec);
2893 PA_TAG_U32, source->index,
2894 PA_TAG_STRING, source->name,
2895 PA_TAG_STRING, pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)),
2896 PA_TAG_SAMPLE_SPEC, &fixed_ss,
2897 PA_TAG_CHANNEL_MAP, &source->channel_map,
2898 PA_TAG_U32, source->module ? source->module->index : PA_INVALID_INDEX,
2899 PA_TAG_CVOLUME, pa_source_get_volume(source, FALSE),
2900 PA_TAG_BOOLEAN, pa_source_get_mute(source, FALSE),
2901 PA_TAG_U32, source->monitor_of ? source->monitor_of->index : PA_INVALID_INDEX,
2902 PA_TAG_STRING, source->monitor_of ? source->monitor_of->name : NULL,
2903 PA_TAG_USEC, pa_source_get_latency(source),
2904 PA_TAG_STRING, source->driver,
2905 PA_TAG_U32, source->flags,
2908 if (c->version >= 13) {
2909 pa_tagstruct_put_proplist(t, source->proplist);
2910 pa_tagstruct_put_usec(t, pa_source_get_requested_latency(source));
2913 if (c->version >= 15) {
2914 pa_tagstruct_put_volume(t, source->base_volume);
2915 if (PA_UNLIKELY(pa_source_get_state(source) == PA_SOURCE_INVALID_STATE))
2916 pa_log_error("Internal source state is invalid.");
2917 pa_tagstruct_putu32(t, pa_source_get_state(source));
2918 pa_tagstruct_putu32(t, source->n_volume_steps);
2919 pa_tagstruct_putu32(t, source->card ? source->card->index : PA_INVALID_INDEX);
2922 if (c->version >= 16) {
2924 pa_tagstruct_putu32(t, source->ports ? pa_hashmap_size(source->ports) : 0);
2926 if (source->ports) {
2930 PA_HASHMAP_FOREACH(p, source->ports, state) {
2931 pa_tagstruct_puts(t, p->name);
2932 pa_tagstruct_puts(t, p->description);
2933 pa_tagstruct_putu32(t, p->priority);
2937 pa_tagstruct_puts(t, source->active_port ? source->active_port->name : NULL);
2941 static void client_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_client *client) {
2945 pa_tagstruct_putu32(t, client->index);
2946 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(client->proplist, PA_PROP_APPLICATION_NAME)));
2947 pa_tagstruct_putu32(t, client->module ? client->module->index : PA_INVALID_INDEX);
2948 pa_tagstruct_puts(t, client->driver);
2950 if (c->version >= 13)
2951 pa_tagstruct_put_proplist(t, client->proplist);
2954 static void card_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_card *card) {
2961 pa_tagstruct_putu32(t, card->index);
2962 pa_tagstruct_puts(t, card->name);
2963 pa_tagstruct_putu32(t, card->module ? card->module->index : PA_INVALID_INDEX);
2964 pa_tagstruct_puts(t, card->driver);
2966 pa_tagstruct_putu32(t, card->profiles ? pa_hashmap_size(card->profiles) : 0);
2968 if (card->profiles) {
2969 while ((p = pa_hashmap_iterate(card->profiles, &state, NULL))) {
2970 pa_tagstruct_puts(t, p->name);
2971 pa_tagstruct_puts(t, p->description);
2972 pa_tagstruct_putu32(t, p->n_sinks);
2973 pa_tagstruct_putu32(t, p->n_sources);
2974 pa_tagstruct_putu32(t, p->priority);
2978 pa_tagstruct_puts(t, card->active_profile ? card->active_profile->name : NULL);
2979 pa_tagstruct_put_proplist(t, card->proplist);
2982 static void module_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_module *module) {
2986 pa_tagstruct_putu32(t, module->index);
2987 pa_tagstruct_puts(t, module->name);
2988 pa_tagstruct_puts(t, module->argument);
2989 pa_tagstruct_putu32(t, (uint32_t) pa_module_get_n_used(module));
2991 if (c->version < 15)
2992 pa_tagstruct_put_boolean(t, FALSE); /* autoload is obsolete */
2994 if (c->version >= 15)
2995 pa_tagstruct_put_proplist(t, module->proplist);
2998 static void sink_input_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sink_input *s) {
2999 pa_sample_spec fixed_ss;
3000 pa_usec_t sink_latency;
3004 pa_sink_input_assert_ref(s);
3006 fixup_sample_spec(c, &fixed_ss, &s->sample_spec);
3008 pa_tagstruct_putu32(t, s->index);
3009 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME)));
3010 pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX);
3011 pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
3012 pa_tagstruct_putu32(t, s->sink->index);
3013 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3014 pa_tagstruct_put_channel_map(t, &s->channel_map);
3015 pa_tagstruct_put_cvolume(t, pa_sink_input_get_volume(s, &v, TRUE));
3016 pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s, &sink_latency));
3017 pa_tagstruct_put_usec(t, sink_latency);
3018 pa_tagstruct_puts(t, pa_resample_method_to_string(pa_sink_input_get_resample_method(s)));
3019 pa_tagstruct_puts(t, s->driver);
3020 if (c->version >= 11)
3021 pa_tagstruct_put_boolean(t, pa_sink_input_get_mute(s));
3022 if (c->version >= 13)
3023 pa_tagstruct_put_proplist(t, s->proplist);
3026 static void source_output_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source_output *s) {
3027 pa_sample_spec fixed_ss;
3028 pa_usec_t source_latency;
3031 pa_source_output_assert_ref(s);
3033 fixup_sample_spec(c, &fixed_ss, &s->sample_spec);
3035 pa_tagstruct_putu32(t, s->index);
3036 pa_tagstruct_puts(t, pa_strnull(pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME)));
3037 pa_tagstruct_putu32(t, s->module ? s->module->index : PA_INVALID_INDEX);
3038 pa_tagstruct_putu32(t, s->client ? s->client->index : PA_INVALID_INDEX);
3039 pa_tagstruct_putu32(t, s->source->index);
3040 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3041 pa_tagstruct_put_channel_map(t, &s->channel_map);
3042 pa_tagstruct_put_usec(t, pa_source_output_get_latency(s, &source_latency));
3043 pa_tagstruct_put_usec(t, source_latency);
3044 pa_tagstruct_puts(t, pa_resample_method_to_string(pa_source_output_get_resample_method(s)));
3045 pa_tagstruct_puts(t, s->driver);
3047 if (c->version >= 13)
3048 pa_tagstruct_put_proplist(t, s->proplist);
3051 static void scache_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_scache_entry *e) {
3052 pa_sample_spec fixed_ss;
3058 if (e->memchunk.memblock)
3059 fixup_sample_spec(c, &fixed_ss, &e->sample_spec);
3061 memset(&fixed_ss, 0, sizeof(fixed_ss));
3063 pa_tagstruct_putu32(t, e->index);
3064 pa_tagstruct_puts(t, e->name);
3066 if (e->volume_is_set)
3069 pa_cvolume_init(&v);
3071 pa_tagstruct_put_cvolume(t, &v);
3072 pa_tagstruct_put_usec(t, e->memchunk.memblock ? pa_bytes_to_usec(e->memchunk.length, &e->sample_spec) : 0);
3073 pa_tagstruct_put_sample_spec(t, &fixed_ss);
3074 pa_tagstruct_put_channel_map(t, &e->channel_map);
3075 pa_tagstruct_putu32(t, (uint32_t) e->memchunk.length);
3076 pa_tagstruct_put_boolean(t, e->lazy);
3077 pa_tagstruct_puts(t, e->filename);
3079 if (c->version >= 13)
3080 pa_tagstruct_put_proplist(t, e->proplist);
3083 static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3084 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3086 pa_sink *sink = NULL;
3087 pa_source *source = NULL;
3088 pa_client *client = NULL;
3089 pa_card *card = NULL;
3090 pa_module *module = NULL;
3091 pa_sink_input *si = NULL;
3092 pa_source_output *so = NULL;
3093 pa_scache_entry *sce = NULL;
3094 const char *name = NULL;
3095 pa_tagstruct *reply;
3097 pa_native_connection_assert_ref(c);
3100 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3101 (command != PA_COMMAND_GET_CLIENT_INFO &&
3102 command != PA_COMMAND_GET_MODULE_INFO &&
3103 command != PA_COMMAND_GET_SINK_INPUT_INFO &&
3104 command != PA_COMMAND_GET_SOURCE_OUTPUT_INFO &&
3105 pa_tagstruct_gets(t, &name) < 0) ||
3106 !pa_tagstruct_eof(t)) {
3111 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3112 CHECK_VALIDITY(c->pstream, !name ||
3113 (command == PA_COMMAND_GET_SINK_INFO &&
3114 pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SINK)) ||
3115 (command == PA_COMMAND_GET_SOURCE_INFO &&
3116 pa_namereg_is_valid_name_or_wildcard(name, PA_NAMEREG_SOURCE)) ||
3117 pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
3118 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
3119 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3120 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3122 if (command == PA_COMMAND_GET_SINK_INFO) {
3123 if (idx != PA_INVALID_INDEX)
3124 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3126 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3127 } else if (command == PA_COMMAND_GET_SOURCE_INFO) {
3128 if (idx != PA_INVALID_INDEX)
3129 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3131 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3132 } else if (command == PA_COMMAND_GET_CARD_INFO) {
3133 if (idx != PA_INVALID_INDEX)
3134 card = pa_idxset_get_by_index(c->protocol->core->cards, idx);
3136 card = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_CARD);
3137 } else if (command == PA_COMMAND_GET_CLIENT_INFO)
3138 client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
3139 else if (command == PA_COMMAND_GET_MODULE_INFO)
3140 module = pa_idxset_get_by_index(c->protocol->core->modules, idx);
3141 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO)
3142 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3143 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO)
3144 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
3146 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO);
3147 if (idx != PA_INVALID_INDEX)
3148 sce = pa_idxset_get_by_index(c->protocol->core->scache, idx);
3150 sce = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SAMPLE);
3153 if (!sink && !source && !client && !card && !module && !si && !so && !sce) {
3154 pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
3158 reply = reply_new(tag);
3160 sink_fill_tagstruct(c, reply, sink);
3162 source_fill_tagstruct(c, reply, source);
3164 client_fill_tagstruct(c, reply, client);
3166 card_fill_tagstruct(c, reply, card);
3168 module_fill_tagstruct(c, reply, module);
3170 sink_input_fill_tagstruct(c, reply, si);
3172 source_output_fill_tagstruct(c, reply, so);
3174 scache_fill_tagstruct(c, reply, sce);
3175 pa_pstream_send_tagstruct(c->pstream, reply);
3178 static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3179 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3183 pa_tagstruct *reply;
3185 pa_native_connection_assert_ref(c);
3188 if (!pa_tagstruct_eof(t)) {
3193 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3195 reply = reply_new(tag);
3197 if (command == PA_COMMAND_GET_SINK_INFO_LIST)
3198 i = c->protocol->core->sinks;
3199 else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
3200 i = c->protocol->core->sources;
3201 else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
3202 i = c->protocol->core->clients;
3203 else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
3204 i = c->protocol->core->cards;
3205 else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
3206 i = c->protocol->core->modules;
3207 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
3208 i = c->protocol->core->sink_inputs;
3209 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
3210 i = c->protocol->core->source_outputs;
3212 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
3213 i = c->protocol->core->scache;
3217 for (p = pa_idxset_first(i, &idx); p; p = pa_idxset_next(i, &idx)) {
3218 if (command == PA_COMMAND_GET_SINK_INFO_LIST)
3219 sink_fill_tagstruct(c, reply, p);
3220 else if (command == PA_COMMAND_GET_SOURCE_INFO_LIST)
3221 source_fill_tagstruct(c, reply, p);
3222 else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
3223 client_fill_tagstruct(c, reply, p);
3224 else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
3225 card_fill_tagstruct(c, reply, p);
3226 else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
3227 module_fill_tagstruct(c, reply, p);
3228 else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
3229 sink_input_fill_tagstruct(c, reply, p);
3230 else if (command == PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
3231 source_output_fill_tagstruct(c, reply, p);
3233 pa_assert(command == PA_COMMAND_GET_SAMPLE_INFO_LIST);
3234 scache_fill_tagstruct(c, reply, p);
3239 pa_pstream_send_tagstruct(c->pstream, reply);
3242 static void command_get_server_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3243 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3244 pa_tagstruct *reply;
3246 pa_source *def_source;
3247 pa_sample_spec fixed_ss;
3250 pa_native_connection_assert_ref(c);
3253 if (!pa_tagstruct_eof(t)) {
3258 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3260 reply = reply_new(tag);
3261 pa_tagstruct_puts(reply, PACKAGE_NAME);
3262 pa_tagstruct_puts(reply, PACKAGE_VERSION);
3264 u = pa_get_user_name_malloc();
3265 pa_tagstruct_puts(reply, u);
3268 h = pa_get_host_name_malloc();
3269 pa_tagstruct_puts(reply, h);
3272 fixup_sample_spec(c, &fixed_ss, &c->protocol->core->default_sample_spec);
3273 pa_tagstruct_put_sample_spec(reply, &fixed_ss);
3275 def_sink = pa_namereg_get_default_sink(c->protocol->core);
3276 pa_tagstruct_puts(reply, def_sink ? def_sink->name : NULL);
3277 def_source = pa_namereg_get_default_source(c->protocol->core);
3278 pa_tagstruct_puts(reply, def_source ? def_source->name : NULL);
3280 pa_tagstruct_putu32(reply, c->protocol->core->cookie);
3282 if (c->version >= 15)
3283 pa_tagstruct_put_channel_map(reply, &c->protocol->core->default_channel_map);
3285 pa_pstream_send_tagstruct(c->pstream, reply);
3288 static void subscription_cb(pa_core *core, pa_subscription_event_type_t e, uint32_t idx, void *userdata) {
3290 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3292 pa_native_connection_assert_ref(c);
3294 t = pa_tagstruct_new(NULL, 0);
3295 pa_tagstruct_putu32(t, PA_COMMAND_SUBSCRIBE_EVENT);
3296 pa_tagstruct_putu32(t, (uint32_t) -1);
3297 pa_tagstruct_putu32(t, e);
3298 pa_tagstruct_putu32(t, idx);
3299 pa_pstream_send_tagstruct(c->pstream, t);
3302 static void command_subscribe(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3303 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3304 pa_subscription_mask_t m;
3306 pa_native_connection_assert_ref(c);
3309 if (pa_tagstruct_getu32(t, &m) < 0 ||
3310 !pa_tagstruct_eof(t)) {
3315 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3316 CHECK_VALIDITY(c->pstream, (m & ~PA_SUBSCRIPTION_MASK_ALL) == 0, tag, PA_ERR_INVALID);
3318 if (c->subscription)
3319 pa_subscription_free(c->subscription);
3322 c->subscription = pa_subscription_new(c->protocol->core, m, subscription_cb, c);
3323 pa_assert(c->subscription);
3325 c->subscription = NULL;
3327 pa_pstream_send_simple_ack(c->pstream, tag);
3330 static void command_set_volume(
3337 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3340 pa_sink *sink = NULL;
3341 pa_source *source = NULL;
3342 pa_sink_input *si = NULL;
3343 const char *name = NULL;
3344 const char *client_name;
3346 pa_native_connection_assert_ref(c);
3349 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3350 (command == PA_COMMAND_SET_SINK_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
3351 (command == PA_COMMAND_SET_SOURCE_VOLUME && pa_tagstruct_gets(t, &name) < 0) ||
3352 pa_tagstruct_get_cvolume(t, &volume) ||
3353 !pa_tagstruct_eof(t)) {
3358 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3359 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);
3360 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
3361 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3362 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3363 CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID);
3367 case PA_COMMAND_SET_SINK_VOLUME:
3368 if (idx != PA_INVALID_INDEX)
3369 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3371 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3374 case PA_COMMAND_SET_SOURCE_VOLUME:
3375 if (idx != PA_INVALID_INDEX)
3376 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3378 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3381 case PA_COMMAND_SET_SINK_INPUT_VOLUME:
3382 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3386 pa_assert_not_reached();
3389 CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY);
3391 client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY));
3394 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &sink->sample_spec), tag, PA_ERR_INVALID);
3396 pa_log_debug("Client %s changes volume of sink %s.", client_name, sink->name);
3397 pa_sink_set_volume(sink, &volume, TRUE, TRUE);
3398 } else if (source) {
3399 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &source->sample_spec), tag, PA_ERR_INVALID);
3401 pa_log_debug("Client %s changes volume of source %s.", client_name, source->name);
3402 pa_source_set_volume(source, &volume, TRUE);
3404 CHECK_VALIDITY(c->pstream, volume.channels == 1 || pa_cvolume_compatible(&volume, &si->sample_spec), tag, PA_ERR_INVALID);
3406 pa_log_debug("Client %s changes volume of sink input %s.",
3408 pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)));
3409 pa_sink_input_set_volume(si, &volume, TRUE, TRUE);
3412 pa_pstream_send_simple_ack(c->pstream, tag);
3415 static void command_set_mute(
3422 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3425 pa_sink *sink = NULL;
3426 pa_source *source = NULL;
3427 pa_sink_input *si = NULL;
3428 const char *name = NULL, *client_name;
3430 pa_native_connection_assert_ref(c);
3433 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3434 (command == PA_COMMAND_SET_SINK_MUTE && pa_tagstruct_gets(t, &name) < 0) ||
3435 (command == PA_COMMAND_SET_SOURCE_MUTE && pa_tagstruct_gets(t, &name) < 0) ||
3436 pa_tagstruct_get_boolean(t, &mute) ||
3437 !pa_tagstruct_eof(t)) {
3442 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3443 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);
3444 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
3445 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
3446 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3450 case PA_COMMAND_SET_SINK_MUTE:
3451 if (idx != PA_INVALID_INDEX)
3452 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
3454 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
3458 case PA_COMMAND_SET_SOURCE_MUTE:
3459 if (idx != PA_INVALID_INDEX)
3460 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
3462 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
3466 case PA_COMMAND_SET_SINK_INPUT_MUTE:
3467 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
3471 pa_assert_not_reached();
3474 CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY);
3476 client_name = pa_strnull(pa_proplist_gets(c->client->proplist, PA_PROP_APPLICATION_PROCESS_BINARY));
3479 pa_log_debug("Client %s changes mute of sink %s.", client_name, sink->name);
3480 pa_sink_set_mute(sink, mute, TRUE);
3481 } else if (source) {
3482 pa_log_debug("Client %s changes mute of source %s.", client_name, source->name);
3483 pa_source_set_mute(source, mute, TRUE);
3485 pa_log_debug("Client %s changes mute of sink input %s.",
3487 pa_strnull(pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)));
3488 pa_sink_input_set_mute(si, mute, TRUE);
3491 pa_pstream_send_simple_ack(c->pstream, tag);
3494 static void command_cork_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3495 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3500 pa_native_connection_assert_ref(c);
3503 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3504 pa_tagstruct_get_boolean(t, &b) < 0 ||
3505 !pa_tagstruct_eof(t)) {
3510 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3511 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3512 s = pa_idxset_get_by_index(c->output_streams, idx);
3513 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3514 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3516 pa_sink_input_cork(s->sink_input, b);
3519 s->is_underrun = TRUE;
3521 pa_pstream_send_simple_ack(c->pstream, tag);
3524 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3525 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3529 pa_native_connection_assert_ref(c);
3532 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3533 !pa_tagstruct_eof(t)) {
3538 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3539 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
3540 s = pa_idxset_get_by_index(c->output_streams, idx);
3541 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3542 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3545 case PA_COMMAND_FLUSH_PLAYBACK_STREAM:
3546 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_FLUSH, NULL, 0, NULL);
3549 case PA_COMMAND_PREBUF_PLAYBACK_STREAM:
3550 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_PREBUF_FORCE, NULL, 0, NULL);
3553 case PA_COMMAND_TRIGGER_PLAYBACK_STREAM:
3554 pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_TRIGGER, NULL, 0, NULL);
3558 pa_assert_not_reached();
3561 pa_pstream_send_simple_ack(c->pstream, tag);
3564 static void command_cork_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3565 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3570 pa_native_connection_assert_ref(c);
3573 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3574 pa_tagstruct_get_boolean(t, &b) < 0 ||
3575 !pa_tagstruct_eof(t)) {
3580 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3581 s = pa_idxset_get_by_index(c->record_streams, idx);
3582 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3584 pa_source_output_cork(s->source_output, b);
3585 pa_memblockq_prebuf_force(s->memblockq);
3586 pa_pstream_send_simple_ack(c->pstream, tag);
3589 static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3590 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3594 pa_native_connection_assert_ref(c);
3597 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3598 !pa_tagstruct_eof(t)) {
3603 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3604 s = pa_idxset_get_by_index(c->record_streams, idx);
3605 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3607 pa_memblockq_flush_read(s->memblockq);
3608 pa_pstream_send_simple_ack(c->pstream, tag);
3611 static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3612 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3615 pa_tagstruct *reply;
3617 pa_native_connection_assert_ref(c);
3620 memset(&a, 0, sizeof(a));
3622 if (pa_tagstruct_getu32(t, &idx) < 0) {
3627 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3629 if (command == PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR) {
3631 pa_bool_t adjust_latency = FALSE, early_requests = FALSE;
3633 s = pa_idxset_get_by_index(c->output_streams, idx);
3634 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3635 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3637 if (pa_tagstruct_get(
3639 PA_TAG_U32, &a.maxlength,
3640 PA_TAG_U32, &a.tlength,
3641 PA_TAG_U32, &a.prebuf,
3642 PA_TAG_U32, &a.minreq,
3643 PA_TAG_INVALID) < 0 ||
3644 (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) ||
3645 (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) ||
3646 !pa_tagstruct_eof(t)) {
3651 s->adjust_latency = adjust_latency;
3652 s->early_requests = early_requests;
3655 fix_playback_buffer_attr(s);
3656 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);
3658 reply = reply_new(tag);
3659 pa_tagstruct_putu32(reply, s->buffer_attr.maxlength);
3660 pa_tagstruct_putu32(reply, s->buffer_attr.tlength);
3661 pa_tagstruct_putu32(reply, s->buffer_attr.prebuf);
3662 pa_tagstruct_putu32(reply, s->buffer_attr.minreq);
3664 if (c->version >= 13)
3665 pa_tagstruct_put_usec(reply, s->configured_sink_latency);
3669 pa_bool_t adjust_latency = FALSE, early_requests = FALSE;
3670 pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR);
3672 s = pa_idxset_get_by_index(c->record_streams, idx);
3673 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3675 if (pa_tagstruct_get(
3677 PA_TAG_U32, &a.maxlength,
3678 PA_TAG_U32, &a.fragsize,
3679 PA_TAG_INVALID) < 0 ||
3680 (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) ||
3681 (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) ||
3682 !pa_tagstruct_eof(t)) {
3687 s->adjust_latency = adjust_latency;
3688 s->early_requests = early_requests;
3691 fix_record_buffer_attr_pre(s);
3692 pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength);
3693 pa_memblockq_get_attr(s->memblockq, &s->buffer_attr);
3694 fix_record_buffer_attr_post(s);
3696 reply = reply_new(tag);
3697 pa_tagstruct_putu32(reply, s->buffer_attr.maxlength);
3698 pa_tagstruct_putu32(reply, s->buffer_attr.fragsize);
3700 if (c->version >= 13)
3701 pa_tagstruct_put_usec(reply, s->configured_source_latency);
3704 pa_pstream_send_tagstruct(c->pstream, reply);
3707 static void command_update_stream_sample_rate(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3708 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3712 pa_native_connection_assert_ref(c);
3715 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3716 pa_tagstruct_getu32(t, &rate) < 0 ||
3717 !pa_tagstruct_eof(t)) {
3722 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3723 CHECK_VALIDITY(c->pstream, rate > 0 && rate <= PA_RATE_MAX, tag, PA_ERR_INVALID);
3725 if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE) {
3728 s = pa_idxset_get_by_index(c->output_streams, idx);
3729 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3730 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3732 pa_sink_input_set_rate(s->sink_input, rate);
3736 pa_assert(command == PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE);
3738 s = pa_idxset_get_by_index(c->record_streams, idx);
3739 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3741 pa_source_output_set_rate(s->source_output, rate);
3744 pa_pstream_send_simple_ack(c->pstream, tag);
3747 static void command_update_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3748 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3753 pa_native_connection_assert_ref(c);
3756 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3758 p = pa_proplist_new();
3760 if (command == PA_COMMAND_UPDATE_CLIENT_PROPLIST) {
3762 if (pa_tagstruct_getu32(t, &mode) < 0 ||
3763 pa_tagstruct_get_proplist(t, p) < 0 ||
3764 !pa_tagstruct_eof(t)) {
3766 pa_proplist_free(p);
3772 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3773 pa_tagstruct_getu32(t, &mode) < 0 ||
3774 pa_tagstruct_get_proplist(t, p) < 0 ||
3775 !pa_tagstruct_eof(t)) {
3777 pa_proplist_free(p);
3782 if (!(mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE)) {
3783 pa_proplist_free(p);
3784 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_INVALID);
3787 if (command == PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST) {
3790 s = pa_idxset_get_by_index(c->output_streams, idx);
3791 if (!s || !playback_stream_isinstance(s)) {
3792 pa_proplist_free(p);
3793 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_NOENTITY);
3795 pa_sink_input_update_proplist(s->sink_input, mode, p);
3797 } else if (command == PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST) {
3800 if (!(s = pa_idxset_get_by_index(c->record_streams, idx))) {
3801 pa_proplist_free(p);
3802 CHECK_VALIDITY(c->pstream, FALSE, tag, PA_ERR_NOENTITY);
3804 pa_source_output_update_proplist(s->source_output, mode, p);
3807 pa_assert(command == PA_COMMAND_UPDATE_CLIENT_PROPLIST);
3809 pa_client_update_proplist(c->client, mode, p);
3812 pa_pstream_send_simple_ack(c->pstream, tag);
3813 pa_proplist_free(p);
3816 static void command_remove_proplist(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3817 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3819 unsigned changed = 0;
3821 pa_strlist *l = NULL;
3823 pa_native_connection_assert_ref(c);
3826 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3828 if (command != PA_COMMAND_REMOVE_CLIENT_PROPLIST) {
3830 if (pa_tagstruct_getu32(t, &idx) < 0) {
3836 if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) {
3839 s = pa_idxset_get_by_index(c->output_streams, idx);
3840 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3841 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3843 p = s->sink_input->proplist;
3845 } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) {
3848 s = pa_idxset_get_by_index(c->record_streams, idx);
3849 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3851 p = s->source_output->proplist;
3853 pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST);
3855 p = c->client->proplist;
3861 if (pa_tagstruct_gets(t, &k) < 0) {
3870 l = pa_strlist_prepend(l, k);
3873 if (!pa_tagstruct_eof(t)) {
3882 l = pa_strlist_pop(l, &z);
3887 changed += (unsigned) (pa_proplist_unset(p, z) >= 0);
3891 pa_pstream_send_simple_ack(c->pstream, tag);
3894 if (command == PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST) {
3897 s = pa_idxset_get_by_index(c->output_streams, idx);
3898 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->sink_input->index);
3900 } else if (command == PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST) {
3903 s = pa_idxset_get_by_index(c->record_streams, idx);
3904 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, s->source_output->index);
3907 pa_assert(command == PA_COMMAND_REMOVE_CLIENT_PROPLIST);
3908 pa_subscription_post(c->protocol->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index);
3913 static void command_set_default_sink_or_source(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3914 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3917 pa_native_connection_assert_ref(c);
3920 if (pa_tagstruct_gets(t, &s) < 0 ||
3921 !pa_tagstruct_eof(t)) {
3926 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3927 CHECK_VALIDITY(c->pstream, !s || pa_namereg_is_valid_name(s), tag, PA_ERR_INVALID);
3929 if (command == PA_COMMAND_SET_DEFAULT_SOURCE) {
3932 source = pa_namereg_get(c->protocol->core, s, PA_NAMEREG_SOURCE);
3933 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
3935 pa_namereg_set_default_source(c->protocol->core, source);
3938 pa_assert(command == PA_COMMAND_SET_DEFAULT_SINK);
3940 sink = pa_namereg_get(c->protocol->core, s, PA_NAMEREG_SINK);
3941 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
3943 pa_namereg_set_default_sink(c->protocol->core, sink);
3946 pa_pstream_send_simple_ack(c->pstream, tag);
3949 static void command_set_stream_name(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3950 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3954 pa_native_connection_assert_ref(c);
3957 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3958 pa_tagstruct_gets(t, &name) < 0 ||
3959 !pa_tagstruct_eof(t)) {
3964 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
3965 CHECK_VALIDITY(c->pstream, name && pa_utf8_valid(name), tag, PA_ERR_INVALID);
3967 if (command == PA_COMMAND_SET_PLAYBACK_STREAM_NAME) {
3970 s = pa_idxset_get_by_index(c->output_streams, idx);
3971 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3972 CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY);
3974 pa_sink_input_set_name(s->sink_input, name);
3978 pa_assert(command == PA_COMMAND_SET_RECORD_STREAM_NAME);
3980 s = pa_idxset_get_by_index(c->record_streams, idx);
3981 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
3983 pa_source_output_set_name(s->source_output, name);
3986 pa_pstream_send_simple_ack(c->pstream, tag);
3989 static void command_kill(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
3990 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
3993 pa_native_connection_assert_ref(c);
3996 if (pa_tagstruct_getu32(t, &idx) < 0 ||
3997 !pa_tagstruct_eof(t)) {
4002 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4004 if (command == PA_COMMAND_KILL_CLIENT) {
4007 client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
4008 CHECK_VALIDITY(c->pstream, client, tag, PA_ERR_NOENTITY);
4010 pa_native_connection_ref(c);
4011 pa_client_kill(client);
4013 } else if (command == PA_COMMAND_KILL_SINK_INPUT) {
4016 s = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
4017 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4019 pa_native_connection_ref(c);
4020 pa_sink_input_kill(s);
4022 pa_source_output *s;
4024 pa_assert(command == PA_COMMAND_KILL_SOURCE_OUTPUT);
4026 s = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
4027 CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY);
4029 pa_native_connection_ref(c);
4030 pa_source_output_kill(s);
4033 pa_pstream_send_simple_ack(c->pstream, tag);
4034 pa_native_connection_unref(c);
4037 static void command_load_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4038 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4040 const char *name, *argument;
4041 pa_tagstruct *reply;
4043 pa_native_connection_assert_ref(c);
4046 if (pa_tagstruct_gets(t, &name) < 0 ||
4047 pa_tagstruct_gets(t, &argument) < 0 ||
4048 !pa_tagstruct_eof(t)) {
4053 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4054 CHECK_VALIDITY(c->pstream, name && *name && pa_utf8_valid(name) && !strchr(name, '/'), tag, PA_ERR_INVALID);
4055 CHECK_VALIDITY(c->pstream, !argument || pa_utf8_valid(argument), tag, PA_ERR_INVALID);
4057 if (!(m = pa_module_load(c->protocol->core, name, argument))) {
4058 pa_pstream_send_error(c->pstream, tag, PA_ERR_MODINITFAILED);
4062 reply = reply_new(tag);
4063 pa_tagstruct_putu32(reply, m->index);
4064 pa_pstream_send_tagstruct(c->pstream, reply);
4067 static void command_unload_module(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4068 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4072 pa_native_connection_assert_ref(c);
4075 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4076 !pa_tagstruct_eof(t)) {
4081 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4082 m = pa_idxset_get_by_index(c->protocol->core->modules, idx);
4083 CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOENTITY);
4085 pa_module_unload_request(m, FALSE);
4086 pa_pstream_send_simple_ack(c->pstream, tag);
4089 static void command_move_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4090 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4091 uint32_t idx = PA_INVALID_INDEX, idx_device = PA_INVALID_INDEX;
4092 const char *name_device = NULL;
4094 pa_native_connection_assert_ref(c);
4097 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4098 pa_tagstruct_getu32(t, &idx_device) < 0 ||
4099 pa_tagstruct_gets(t, &name_device) < 0 ||
4100 !pa_tagstruct_eof(t)) {
4105 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4106 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4108 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);
4109 CHECK_VALIDITY(c->pstream, idx_device != PA_INVALID_INDEX || name_device, tag, PA_ERR_INVALID);
4110 CHECK_VALIDITY(c->pstream, idx_device == PA_INVALID_INDEX || !name_device, tag, PA_ERR_INVALID);
4111 CHECK_VALIDITY(c->pstream, !name_device || idx_device == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4113 if (command == PA_COMMAND_MOVE_SINK_INPUT) {
4114 pa_sink_input *si = NULL;
4115 pa_sink *sink = NULL;
4117 si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
4119 if (idx_device != PA_INVALID_INDEX)
4120 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx_device);
4122 sink = pa_namereg_get(c->protocol->core, name_device, PA_NAMEREG_SINK);
4124 CHECK_VALIDITY(c->pstream, si && sink, tag, PA_ERR_NOENTITY);
4126 if (pa_sink_input_move_to(si, sink, TRUE) < 0) {
4127 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4131 pa_source_output *so = NULL;
4134 pa_assert(command == PA_COMMAND_MOVE_SOURCE_OUTPUT);
4136 so = pa_idxset_get_by_index(c->protocol->core->source_outputs, idx);
4138 if (idx_device != PA_INVALID_INDEX)
4139 source = pa_idxset_get_by_index(c->protocol->core->sources, idx_device);
4141 source = pa_namereg_get(c->protocol->core, name_device, PA_NAMEREG_SOURCE);
4143 CHECK_VALIDITY(c->pstream, so && source, tag, PA_ERR_NOENTITY);
4145 if (pa_source_output_move_to(so, source, TRUE) < 0) {
4146 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4151 pa_pstream_send_simple_ack(c->pstream, tag);
4154 static void command_suspend(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4155 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4156 uint32_t idx = PA_INVALID_INDEX;
4157 const char *name = NULL;
4160 pa_native_connection_assert_ref(c);
4163 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4164 pa_tagstruct_gets(t, &name) < 0 ||
4165 pa_tagstruct_get_boolean(t, &b) < 0 ||
4166 !pa_tagstruct_eof(t)) {
4171 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4172 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);
4173 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4174 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4175 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4177 if (command == PA_COMMAND_SUSPEND_SINK) {
4179 if (idx == PA_INVALID_INDEX && name && !*name) {
4181 pa_log_debug("%s all sinks", b ? "Suspending" : "Resuming");
4183 if (pa_sink_suspend_all(c->protocol->core, b, PA_SUSPEND_USER) < 0) {
4184 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4188 pa_sink *sink = NULL;
4190 if (idx != PA_INVALID_INDEX)
4191 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
4193 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
4195 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
4197 if (pa_sink_suspend(sink, b, PA_SUSPEND_USER) < 0) {
4198 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4204 pa_assert(command == PA_COMMAND_SUSPEND_SOURCE);
4206 if (idx == PA_INVALID_INDEX && name && !*name) {
4208 pa_log_debug("%s all sources", b ? "Suspending" : "Resuming");
4210 if (pa_source_suspend_all(c->protocol->core, b, PA_SUSPEND_USER) < 0) {
4211 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4218 if (idx != PA_INVALID_INDEX)
4219 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
4221 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
4223 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
4225 if (pa_source_suspend(source, b, PA_SUSPEND_USER) < 0) {
4226 pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID);
4232 pa_pstream_send_simple_ack(c->pstream, tag);
4235 static void command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4236 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4237 uint32_t idx = PA_INVALID_INDEX;
4238 const char *name = NULL;
4240 pa_native_protocol_ext_cb_t cb;
4242 pa_native_connection_assert_ref(c);
4245 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4246 pa_tagstruct_gets(t, &name) < 0) {
4251 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4252 CHECK_VALIDITY(c->pstream, !name || pa_utf8_valid(name), tag, PA_ERR_INVALID);
4253 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4254 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4255 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4257 if (idx != PA_INVALID_INDEX)
4258 m = pa_idxset_get_by_index(c->protocol->core->modules, idx);
4260 for (m = pa_idxset_first(c->protocol->core->modules, &idx); m; m = pa_idxset_next(c->protocol->core->modules, &idx))
4261 if (strcmp(name, m->name) == 0)
4265 CHECK_VALIDITY(c->pstream, m, tag, PA_ERR_NOEXTENSION);
4266 CHECK_VALIDITY(c->pstream, m->load_once || idx != PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4268 cb = (pa_native_protocol_ext_cb_t) (unsigned long) pa_hashmap_get(c->protocol->extensions, m);
4269 CHECK_VALIDITY(c->pstream, cb, tag, PA_ERR_NOEXTENSION);
4271 if (cb(c->protocol, m, c, tag, t) < 0)
4275 static void command_set_card_profile(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4276 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4277 uint32_t idx = PA_INVALID_INDEX;
4278 const char *name = NULL, *profile = NULL;
4279 pa_card *card = NULL;
4282 pa_native_connection_assert_ref(c);
4285 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4286 pa_tagstruct_gets(t, &name) < 0 ||
4287 pa_tagstruct_gets(t, &profile) < 0 ||
4288 !pa_tagstruct_eof(t)) {
4293 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4294 CHECK_VALIDITY(c->pstream, !name || pa_namereg_is_valid_name(name), tag, PA_ERR_INVALID);
4295 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4296 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4297 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4299 if (idx != PA_INVALID_INDEX)
4300 card = pa_idxset_get_by_index(c->protocol->core->cards, idx);
4302 card = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_CARD);
4304 CHECK_VALIDITY(c->pstream, card, tag, PA_ERR_NOENTITY);
4306 if ((ret = pa_card_set_profile(card, profile, TRUE)) < 0) {
4307 pa_pstream_send_error(c->pstream, tag, -ret);
4311 pa_pstream_send_simple_ack(c->pstream, tag);
4314 static void command_set_sink_or_source_port(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
4315 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4316 uint32_t idx = PA_INVALID_INDEX;
4317 const char *name = NULL, *port = NULL;
4320 pa_native_connection_assert_ref(c);
4323 if (pa_tagstruct_getu32(t, &idx) < 0 ||
4324 pa_tagstruct_gets(t, &name) < 0 ||
4325 pa_tagstruct_gets(t, &port) < 0 ||
4326 !pa_tagstruct_eof(t)) {
4331 CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
4332 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);
4333 CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name, tag, PA_ERR_INVALID);
4334 CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name, tag, PA_ERR_INVALID);
4335 CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX, tag, PA_ERR_INVALID);
4337 if (command == PA_COMMAND_SET_SINK_PORT) {
4340 if (idx != PA_INVALID_INDEX)
4341 sink = pa_idxset_get_by_index(c->protocol->core->sinks, idx);
4343 sink = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SINK);
4345 CHECK_VALIDITY(c->pstream, sink, tag, PA_ERR_NOENTITY);
4347 if ((ret = pa_sink_set_port(sink, port, TRUE)) < 0) {
4348 pa_pstream_send_error(c->pstream, tag, -ret);
4354 pa_assert(command = PA_COMMAND_SET_SOURCE_PORT);
4356 if (idx != PA_INVALID_INDEX)
4357 source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
4359 source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
4361 CHECK_VALIDITY(c->pstream, source, tag, PA_ERR_NOENTITY);
4363 if ((ret = pa_source_set_port(source, port, TRUE)) < 0) {
4364 pa_pstream_send_error(c->pstream, tag, -ret);
4369 pa_pstream_send_simple_ack(c->pstream, tag);
4372 /*** pstream callbacks ***/
4374 static void pstream_packet_callback(pa_pstream *p, pa_packet *packet, const pa_creds *creds, void *userdata) {
4375 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4379 pa_native_connection_assert_ref(c);
4381 if (pa_pdispatch_run(c->pdispatch, packet, creds, c) < 0) {
4382 pa_log("invalid packet.");
4383 native_connection_unlink(c);
4387 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) {
4388 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4389 output_stream *stream;
4393 pa_native_connection_assert_ref(c);
4395 if (!(stream = OUTPUT_STREAM(pa_idxset_get_by_index(c->output_streams, channel)))) {
4396 pa_log_debug("Client sent block for invalid stream.");
4401 /* pa_log("got %lu bytes", (unsigned long) chunk->length); */
4403 if (playback_stream_isinstance(stream)) {
4404 playback_stream *ps = PLAYBACK_STREAM(stream);
4406 if (chunk->memblock) {
4407 if (seek != PA_SEEK_RELATIVE || offset != 0)
4408 pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_SEEK, PA_UINT_TO_PTR(seek), offset, NULL, NULL);
4410 pa_asyncmsgq_post(ps->sink_input->sink->asyncmsgq, PA_MSGOBJECT(ps->sink_input), SINK_INPUT_MESSAGE_POST_DATA, NULL, 0, chunk, NULL);
4412 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);
4415 upload_stream *u = UPLOAD_STREAM(stream);
4418 if (!u->memchunk.memblock) {
4419 if (u->length == chunk->length && chunk->memblock) {
4420 u->memchunk = *chunk;
4421 pa_memblock_ref(u->memchunk.memblock);
4424 u->memchunk.memblock = pa_memblock_new(c->protocol->core->mempool, u->length);
4425 u->memchunk.index = u->memchunk.length = 0;
4429 pa_assert(u->memchunk.memblock);
4432 if (l > chunk->length)
4437 dst = pa_memblock_acquire(u->memchunk.memblock);
4439 if (chunk->memblock) {
4441 src = pa_memblock_acquire(chunk->memblock);
4443 memcpy((uint8_t*) dst + u->memchunk.index + u->memchunk.length,
4444 (uint8_t*) src + chunk->index, l);
4446 pa_memblock_release(chunk->memblock);
4448 pa_silence_memory((uint8_t*) dst + u->memchunk.index + u->memchunk.length, l, &u->sample_spec);
4450 pa_memblock_release(u->memchunk.memblock);
4452 u->memchunk.length += l;
4458 static void pstream_die_callback(pa_pstream *p, void *userdata) {
4459 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4462 pa_native_connection_assert_ref(c);
4464 native_connection_unlink(c);
4465 pa_log_info("Connection died.");
4468 static void pstream_drain_callback(pa_pstream *p, void *userdata) {
4469 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4472 pa_native_connection_assert_ref(c);
4474 native_connection_send_memblock(c);
4477 static void pstream_revoke_callback(pa_pstream *p, uint32_t block_id, void *userdata) {
4480 if (!(q = pa_thread_mq_get()))
4481 pa_pstream_send_revoke(p, block_id);
4483 pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_REVOKE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL);
4486 static void pstream_release_callback(pa_pstream *p, uint32_t block_id, void *userdata) {
4489 if (!(q = pa_thread_mq_get()))
4490 pa_pstream_send_release(p, block_id);
4492 pa_asyncmsgq_post(q->outq, PA_MSGOBJECT(userdata), CONNECTION_MESSAGE_RELEASE, PA_UINT_TO_PTR(block_id), 0, NULL, NULL);
4495 /*** client callbacks ***/
4497 static void client_kill_cb(pa_client *c) {
4500 native_connection_unlink(PA_NATIVE_CONNECTION(c->userdata));
4501 pa_log_info("Connection killed.");
4504 static void client_send_event_cb(pa_client *client, const char*event, pa_proplist *pl) {
4506 pa_native_connection *c;
4509 c = PA_NATIVE_CONNECTION(client->userdata);
4510 pa_native_connection_assert_ref(c);
4512 if (c->version < 15)
4515 t = pa_tagstruct_new(NULL, 0);
4516 pa_tagstruct_putu32(t, PA_COMMAND_CLIENT_EVENT);
4517 pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */
4518 pa_tagstruct_puts(t, event);
4519 pa_tagstruct_put_proplist(t, pl);
4520 pa_pstream_send_tagstruct(c->pstream, t);
4523 /*** module entry points ***/
4525 static void auth_timeout(pa_mainloop_api*m, pa_time_event *e, const struct timeval *t, void *userdata) {
4526 pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
4529 pa_native_connection_assert_ref(c);
4530 pa_assert(c->auth_timeout_event == e);
4532 if (!c->authorized) {
4533 native_connection_unlink(c);
4534 pa_log_info("Connection terminated due to authentication timeout.");
4538 void pa_native_protocol_connect(pa_native_protocol *p, pa_iochannel *io, pa_native_options *o) {
4539 pa_native_connection *c;
4542 pa_client_new_data data;
4548 if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) {
4549 pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS);
4550 pa_iochannel_free(io);
4554 pa_client_new_data_init(&data);
4555 data.module = o->module;
4556 data.driver = __FILE__;
4557 pa_iochannel_socket_peer_to_string(io, pname, sizeof(pname));
4558 pa_proplist_setf(data.proplist, PA_PROP_APPLICATION_NAME, "Native client (%s)", pname);
4559 pa_proplist_sets(data.proplist, "native-protocol.peer", pname);
4560 client = pa_client_new(p->core, &data);
4561 pa_client_new_data_done(&data);
4566 c = pa_msgobject_new(pa_native_connection);
4567 c->parent.parent.free = native_connection_free;
4568 c->parent.process_msg = native_connection_process_msg;
4570 c->options = pa_native_options_ref(o);
4571 c->authorized = FALSE;
4573 if (o->auth_anonymous) {
4574 pa_log_info("Client authenticated anonymously.");
4575 c->authorized = TRUE;
4578 if (!c->authorized &&
4580 pa_ip_acl_check(o->auth_ip_acl, pa_iochannel_get_recv_fd(io)) > 0) {
4582 pa_log_info("Client authenticated by IP ACL.");
4583 c->authorized = TRUE;
4587 c->auth_timeout_event = pa_core_rttime_new(p->core, pa_rtclock_now() + AUTH_TIMEOUT, auth_timeout, c);
4589 c->auth_timeout_event = NULL;
4591 c->is_local = pa_iochannel_socket_is_local(io);
4595 c->client->kill = client_kill_cb;
4596 c->client->send_event = client_send_event_cb;
4597 c->client->userdata = c;
4599 c->pstream = pa_pstream_new(p->core->mainloop, io, p->core->mempool);
4600 pa_pstream_set_recieve_packet_callback(c->pstream, pstream_packet_callback, c);
4601 pa_pstream_set_recieve_memblock_callback(c->pstream, pstream_memblock_callback, c);
4602 pa_pstream_set_die_callback(c->pstream, pstream_die_callback, c);
4603 pa_pstream_set_drain_callback(c->pstream, pstream_drain_callback, c);
4604 pa_pstream_set_revoke_callback(c->pstream, pstream_revoke_callback, c);
4605 pa_pstream_set_release_callback(c->pstream, pstream_release_callback, c);
4607 c->pdispatch = pa_pdispatch_new(p->core->mainloop, TRUE, command_table, PA_COMMAND_MAX);
4609 c->record_streams = pa_idxset_new(NULL, NULL);
4610 c->output_streams = pa_idxset_new(NULL, NULL);
4612 c->rrobin_index = PA_IDXSET_INVALID;
4613 c->subscription = NULL;
4615 pa_idxset_put(p->connections, c, NULL);
4618 if (pa_iochannel_creds_supported(io))
4619 pa_iochannel_creds_enable(io);
4622 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_CONNECTION_PUT], c);
4625 void pa_native_protocol_disconnect(pa_native_protocol *p, pa_module *m) {
4626 pa_native_connection *c;
4632 while ((c = pa_idxset_iterate(p->connections, &state, NULL)))
4633 if (c->options->module == m)
4634 native_connection_unlink(c);
4637 static pa_native_protocol* native_protocol_new(pa_core *c) {
4638 pa_native_protocol *p;
4643 p = pa_xnew(pa_native_protocol, 1);
4646 p->connections = pa_idxset_new(NULL, NULL);
4650 p->extensions = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
4652 for (h = 0; h < PA_NATIVE_HOOK_MAX; h++)
4653 pa_hook_init(&p->hooks[h], p);
4655 pa_assert_se(pa_shared_set(c, "native-protocol", p) >= 0);
4660 pa_native_protocol* pa_native_protocol_get(pa_core *c) {
4661 pa_native_protocol *p;
4663 if ((p = pa_shared_get(c, "native-protocol")))
4664 return pa_native_protocol_ref(p);
4666 return native_protocol_new(c);
4669 pa_native_protocol* pa_native_protocol_ref(pa_native_protocol *p) {
4671 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4678 void pa_native_protocol_unref(pa_native_protocol *p) {
4679 pa_native_connection *c;
4683 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4685 if (PA_REFCNT_DEC(p) > 0)
4688 while ((c = pa_idxset_first(p->connections, NULL)))
4689 native_connection_unlink(c);
4691 pa_idxset_free(p->connections, NULL, NULL);
4693 pa_strlist_free(p->servers);
4695 for (h = 0; h < PA_NATIVE_HOOK_MAX; h++)
4696 pa_hook_done(&p->hooks[h]);
4698 pa_hashmap_free(p->extensions, NULL, NULL);
4700 pa_assert_se(pa_shared_remove(p->core, "native-protocol") >= 0);
4705 void pa_native_protocol_add_server_string(pa_native_protocol *p, const char *name) {
4707 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4710 p->servers = pa_strlist_prepend(p->servers, name);
4712 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_SERVERS_CHANGED], p->servers);
4715 void pa_native_protocol_remove_server_string(pa_native_protocol *p, const char *name) {
4717 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4720 p->servers = pa_strlist_remove(p->servers, name);
4722 pa_hook_fire(&p->hooks[PA_NATIVE_HOOK_SERVERS_CHANGED], p->servers);
4725 pa_hook *pa_native_protocol_hooks(pa_native_protocol *p) {
4727 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4732 pa_strlist *pa_native_protocol_servers(pa_native_protocol *p) {
4734 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4739 int pa_native_protocol_install_ext(pa_native_protocol *p, pa_module *m, pa_native_protocol_ext_cb_t cb) {
4741 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4744 pa_assert(!pa_hashmap_get(p->extensions, m));
4746 pa_assert_se(pa_hashmap_put(p->extensions, m, (void*) (unsigned long) cb) == 0);
4750 void pa_native_protocol_remove_ext(pa_native_protocol *p, pa_module *m) {
4752 pa_assert(PA_REFCNT_VALUE(p) >= 1);
4755 pa_assert_se(pa_hashmap_remove(p->extensions, m));
4758 pa_native_options* pa_native_options_new(void) {
4759 pa_native_options *o;
4761 o = pa_xnew0(pa_native_options, 1);
4767 pa_native_options* pa_native_options_ref(pa_native_options *o) {
4769 pa_assert(PA_REFCNT_VALUE(o) >= 1);
4776 void pa_native_options_unref(pa_native_options *o) {
4778 pa_assert(PA_REFCNT_VALUE(o) >= 1);
4780 if (PA_REFCNT_DEC(o) > 0)
4783 pa_xfree(o->auth_group);
4786 pa_ip_acl_free(o->auth_ip_acl);
4789 pa_auth_cookie_unref(o->auth_cookie);
4794 int pa_native_options_parse(pa_native_options *o, pa_core *c, pa_modargs *ma) {
4799 pa_assert(PA_REFCNT_VALUE(o) >= 1);
4802 if (pa_modargs_get_value_boolean(ma, "auth-anonymous", &o->auth_anonymous) < 0) {
4803 pa_log("auth-anonymous= expects a boolean argument.");
4808 if (pa_modargs_get_value_boolean(ma, "auth-group-enabled", &enabled) < 0) {
4809 pa_log("auth-group-enabled= expects a boolean argument.");
4813 pa_xfree(o->auth_group);
4814 o->auth_group = enabled ? pa_xstrdup(pa_modargs_get_value(ma, "auth-group", pa_in_system_mode() ? PA_ACCESS_GROUP : NULL)) : NULL;
4818 pa_log_warn("Authentication group configured, but not available on local system. Ignoring.");
4821 if ((acl = pa_modargs_get_value(ma, "auth-ip-acl", NULL))) {
4824 if (!(ipa = pa_ip_acl_new(acl))) {
4825 pa_log("Failed to parse IP ACL '%s'", acl);
4830 pa_ip_acl_free(o->auth_ip_acl);
4832 o->auth_ip_acl = ipa;
4836 if (pa_modargs_get_value_boolean(ma, "auth-cookie-enabled", &enabled) < 0) {
4837 pa_log("auth-cookie-enabled= expects a boolean argument.");
4842 pa_auth_cookie_unref(o->auth_cookie);
4847 /* The new name for this is 'auth-cookie', for compat reasons
4848 * we check the old name too */
4849 if (!(cn = pa_modargs_get_value(ma, "auth-cookie", NULL)))
4850 if (!(cn = pa_modargs_get_value(ma, "cookie", NULL)))
4851 cn = PA_NATIVE_COOKIE_FILE;
4853 if (!(o->auth_cookie = pa_auth_cookie_get(c, cn, PA_NATIVE_COOKIE_LENGTH)))
4857 o->auth_cookie = NULL;
4862 pa_pstream* pa_native_connection_get_pstream(pa_native_connection *c) {
4863 pa_native_connection_assert_ref(c);
4868 pa_client* pa_native_connection_get_client(pa_native_connection *c) {
4869 pa_native_connection_assert_ref(c);