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 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/timeval.h>
33 #include <pulse/version.h>
34 #include <pulse/utf8.h>
35 #include <pulse/util.h>
36 #include <pulse/xmalloc.h>
38 #include <pulsecore/native-common.h>
39 #include <pulsecore/packet.h>
40 #include <pulsecore/client.h>
41 #include <pulsecore/source-output.h>
42 #include <pulsecore/sink-input.h>
43 #include <pulsecore/pstream.h>
44 #include <pulsecore/tagstruct.h>
45 #include <pulsecore/pdispatch.h>
46 #include <pulsecore/pstream-util.h>
47 #include <pulsecore/authkey.h>
48 #include <pulsecore/namereg.h>
49 #include <pulsecore/core-scache.h>
50 #include <pulsecore/core-subscribe.h>
51 #include <pulsecore/log.h>
52 #include <pulsecore/autoload.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
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_usec_t source_latency
;
89 PA_DECLARE_CLASS(record_stream
);
90 #define RECORD_STREAM(o) (record_stream_cast(o))
91 static PA_DEFINE_CHECK_TYPE(record_stream
, pa_msgobject
);
93 typedef struct output_stream
{
97 PA_DECLARE_CLASS(output_stream
);
98 #define OUTPUT_STREAM(o) (output_stream_cast(o))
99 static PA_DEFINE_CHECK_TYPE(output_stream
, pa_msgobject
);
101 typedef struct playback_stream
{
102 output_stream parent
;
104 pa_native_connection
*connection
;
107 pa_sink_input
*sink_input
;
108 pa_memblockq
*memblockq
;
109 pa_bool_t is_underrun
:1;
110 pa_bool_t drain_request
:1;
116 pa_usec_t sink_latency
;
118 /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */
119 int64_t read_index
, write_index
;
120 size_t render_memblockq_length
;
123 PA_DECLARE_CLASS(playback_stream
);
124 #define PLAYBACK_STREAM(o) (playback_stream_cast(o))
125 static PA_DEFINE_CHECK_TYPE(playback_stream
, output_stream
);
127 typedef struct upload_stream
{
128 output_stream parent
;
130 pa_native_connection
*connection
;
133 pa_memchunk memchunk
;
136 pa_sample_spec sample_spec
;
137 pa_channel_map channel_map
;
138 pa_proplist
*proplist
;
141 PA_DECLARE_CLASS(upload_stream
);
142 #define UPLOAD_STREAM(o) (upload_stream_cast(o))
143 static PA_DEFINE_CHECK_TYPE(upload_stream
, output_stream
);
145 struct pa_native_connection
{
147 pa_native_protocol
*protocol
;
148 pa_native_options
*options
;
149 pa_bool_t authorized
:1;
150 pa_bool_t is_local
:1;
154 pa_pdispatch
*pdispatch
;
155 pa_idxset
*record_streams
, *output_streams
;
156 uint32_t rrobin_index
;
157 pa_subscription
*subscription
;
158 pa_time_event
*auth_timeout_event
;
161 PA_DECLARE_CLASS(pa_native_connection
);
162 #define PA_NATIVE_CONNECTION(o) (pa_native_connection_cast(o))
163 static PA_DEFINE_CHECK_TYPE(pa_native_connection
, pa_msgobject
);
165 struct pa_native_protocol
{
169 pa_idxset
*connections
;
172 pa_hook hooks
[PA_NATIVE_HOOK_MAX
];
174 pa_hashmap
*extensions
;
178 SINK_INPUT_MESSAGE_POST_DATA
= PA_SINK_INPUT_MESSAGE_MAX
, /* data from main loop to sink input */
179 SINK_INPUT_MESSAGE_DRAIN
, /* disabled prebuf, get playback started. */
180 SINK_INPUT_MESSAGE_FLUSH
,
181 SINK_INPUT_MESSAGE_TRIGGER
,
182 SINK_INPUT_MESSAGE_SEEK
,
183 SINK_INPUT_MESSAGE_PREBUF_FORCE
,
184 SINK_INPUT_MESSAGE_UPDATE_LATENCY
188 PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, /* data requested from sink input from the main loop */
189 PLAYBACK_STREAM_MESSAGE_UNDERFLOW
,
190 PLAYBACK_STREAM_MESSAGE_OVERFLOW
,
191 PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
,
192 PLAYBACK_STREAM_MESSAGE_STARTED
196 RECORD_STREAM_MESSAGE_POST_DATA
/* data from source output to main loop */
200 CONNECTION_MESSAGE_RELEASE
,
201 CONNECTION_MESSAGE_REVOKE
204 static int sink_input_pop_cb(pa_sink_input
*i
, size_t length
, pa_memchunk
*chunk
);
205 static void sink_input_kill_cb(pa_sink_input
*i
);
206 static void sink_input_suspend_cb(pa_sink_input
*i
, pa_bool_t suspend
);
207 static void sink_input_moved_cb(pa_sink_input
*i
);
208 static void sink_input_process_rewind_cb(pa_sink_input
*i
, size_t nbytes
);
209 static void sink_input_update_max_rewind_cb(pa_sink_input
*i
, size_t nbytes
);
210 static void sink_input_update_max_request_cb(pa_sink_input
*i
, size_t nbytes
);
212 static void native_connection_send_memblock(pa_native_connection
*c
);
213 static void playback_stream_request_bytes(struct playback_stream
*s
);
215 static void source_output_kill_cb(pa_source_output
*o
);
216 static void source_output_push_cb(pa_source_output
*o
, const pa_memchunk
*chunk
);
217 static void source_output_suspend_cb(pa_source_output
*o
, pa_bool_t suspend
);
218 static void source_output_moved_cb(pa_source_output
*o
);
219 static pa_usec_t
source_output_get_latency_cb(pa_source_output
*o
);
221 static int sink_input_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
);
223 static void command_exit(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
224 static void command_create_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
225 static void command_drain_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
226 static void command_create_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
227 static void command_delete_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
228 static void command_auth(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
229 static void command_set_client_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
230 static void command_lookup(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
231 static void command_stat(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
232 static void command_get_playback_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
233 static void command_get_record_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
234 static void command_create_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
235 static void command_finish_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
236 static void command_play_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
237 static void command_remove_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
238 static void command_get_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
239 static void command_get_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
240 static void command_get_server_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
241 static void command_subscribe(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
242 static void command_set_volume(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
243 static void command_set_mute(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
244 static void command_cork_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
245 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
246 static void command_set_default_sink_or_source(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
247 static void command_set_stream_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
248 static void command_kill(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
249 static void command_load_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
250 static void command_unload_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
251 static void command_add_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
252 static void command_remove_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
253 static void command_get_autoload_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
254 static void command_get_autoload_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
255 static void command_cork_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
256 static void command_flush_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
257 static void command_move_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
258 static void command_suspend(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
259 static void command_set_stream_buffer_attr(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
260 static void command_update_stream_sample_rate(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
261 static void command_update_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
262 static void command_remove_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
263 static void command_extension(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
265 static const pa_pdispatch_cb_t command_table
[PA_COMMAND_MAX
] = {
266 [PA_COMMAND_ERROR
] = NULL
,
267 [PA_COMMAND_TIMEOUT
] = NULL
,
268 [PA_COMMAND_REPLY
] = NULL
,
269 [PA_COMMAND_CREATE_PLAYBACK_STREAM
] = command_create_playback_stream
,
270 [PA_COMMAND_DELETE_PLAYBACK_STREAM
] = command_delete_stream
,
271 [PA_COMMAND_DRAIN_PLAYBACK_STREAM
] = command_drain_playback_stream
,
272 [PA_COMMAND_CREATE_RECORD_STREAM
] = command_create_record_stream
,
273 [PA_COMMAND_DELETE_RECORD_STREAM
] = command_delete_stream
,
274 [PA_COMMAND_AUTH
] = command_auth
,
275 [PA_COMMAND_REQUEST
] = NULL
,
276 [PA_COMMAND_EXIT
] = command_exit
,
277 [PA_COMMAND_SET_CLIENT_NAME
] = command_set_client_name
,
278 [PA_COMMAND_LOOKUP_SINK
] = command_lookup
,
279 [PA_COMMAND_LOOKUP_SOURCE
] = command_lookup
,
280 [PA_COMMAND_STAT
] = command_stat
,
281 [PA_COMMAND_GET_PLAYBACK_LATENCY
] = command_get_playback_latency
,
282 [PA_COMMAND_GET_RECORD_LATENCY
] = command_get_record_latency
,
283 [PA_COMMAND_CREATE_UPLOAD_STREAM
] = command_create_upload_stream
,
284 [PA_COMMAND_DELETE_UPLOAD_STREAM
] = command_delete_stream
,
285 [PA_COMMAND_FINISH_UPLOAD_STREAM
] = command_finish_upload_stream
,
286 [PA_COMMAND_PLAY_SAMPLE
] = command_play_sample
,
287 [PA_COMMAND_REMOVE_SAMPLE
] = command_remove_sample
,
288 [PA_COMMAND_GET_SINK_INFO
] = command_get_info
,
289 [PA_COMMAND_GET_SOURCE_INFO
] = command_get_info
,
290 [PA_COMMAND_GET_CLIENT_INFO
] = command_get_info
,
291 [PA_COMMAND_GET_MODULE_INFO
] = command_get_info
,
292 [PA_COMMAND_GET_SINK_INPUT_INFO
] = command_get_info
,
293 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO
] = command_get_info
,
294 [PA_COMMAND_GET_SAMPLE_INFO
] = command_get_info
,
295 [PA_COMMAND_GET_SINK_INFO_LIST
] = command_get_info_list
,
296 [PA_COMMAND_GET_SOURCE_INFO_LIST
] = command_get_info_list
,
297 [PA_COMMAND_GET_MODULE_INFO_LIST
] = command_get_info_list
,
298 [PA_COMMAND_GET_CLIENT_INFO_LIST
] = command_get_info_list
,
299 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST
] = command_get_info_list
,
300 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
] = command_get_info_list
,
301 [PA_COMMAND_GET_SAMPLE_INFO_LIST
] = command_get_info_list
,
302 [PA_COMMAND_GET_SERVER_INFO
] = command_get_server_info
,
303 [PA_COMMAND_SUBSCRIBE
] = command_subscribe
,
305 [PA_COMMAND_SET_SINK_VOLUME
] = command_set_volume
,
306 [PA_COMMAND_SET_SINK_INPUT_VOLUME
] = command_set_volume
,
307 [PA_COMMAND_SET_SOURCE_VOLUME
] = command_set_volume
,
309 [PA_COMMAND_SET_SINK_MUTE
] = command_set_mute
,
310 [PA_COMMAND_SET_SINK_INPUT_MUTE
] = command_set_mute
,
311 [PA_COMMAND_SET_SOURCE_MUTE
] = command_set_mute
,
313 [PA_COMMAND_SUSPEND_SINK
] = command_suspend
,
314 [PA_COMMAND_SUSPEND_SOURCE
] = command_suspend
,
316 [PA_COMMAND_CORK_PLAYBACK_STREAM
] = command_cork_playback_stream
,
317 [PA_COMMAND_FLUSH_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
318 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
319 [PA_COMMAND_PREBUF_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
321 [PA_COMMAND_CORK_RECORD_STREAM
] = command_cork_record_stream
,
322 [PA_COMMAND_FLUSH_RECORD_STREAM
] = command_flush_record_stream
,
324 [PA_COMMAND_SET_DEFAULT_SINK
] = command_set_default_sink_or_source
,
325 [PA_COMMAND_SET_DEFAULT_SOURCE
] = command_set_default_sink_or_source
,
326 [PA_COMMAND_SET_PLAYBACK_STREAM_NAME
] = command_set_stream_name
,
327 [PA_COMMAND_SET_RECORD_STREAM_NAME
] = command_set_stream_name
,
328 [PA_COMMAND_KILL_CLIENT
] = command_kill
,
329 [PA_COMMAND_KILL_SINK_INPUT
] = command_kill
,
330 [PA_COMMAND_KILL_SOURCE_OUTPUT
] = command_kill
,
331 [PA_COMMAND_LOAD_MODULE
] = command_load_module
,
332 [PA_COMMAND_UNLOAD_MODULE
] = command_unload_module
,
333 [PA_COMMAND_GET_AUTOLOAD_INFO
] = command_get_autoload_info
,
334 [PA_COMMAND_GET_AUTOLOAD_INFO_LIST
] = command_get_autoload_info_list
,
335 [PA_COMMAND_ADD_AUTOLOAD
] = command_add_autoload
,
336 [PA_COMMAND_REMOVE_AUTOLOAD
] = command_remove_autoload
,
338 [PA_COMMAND_MOVE_SINK_INPUT
] = command_move_stream
,
339 [PA_COMMAND_MOVE_SOURCE_OUTPUT
] = command_move_stream
,
341 [PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
] = command_set_stream_buffer_attr
,
342 [PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
] = command_set_stream_buffer_attr
,
344 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
] = command_update_stream_sample_rate
,
345 [PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
] = command_update_stream_sample_rate
,
347 [PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST
] = command_update_proplist
,
348 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST
] = command_update_proplist
,
349 [PA_COMMAND_UPDATE_CLIENT_PROPLIST
] = command_update_proplist
,
351 [PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
] = command_remove_proplist
,
352 [PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
] = command_remove_proplist
,
353 [PA_COMMAND_REMOVE_CLIENT_PROPLIST
] = command_remove_proplist
,
355 [PA_COMMAND_EXTENSION
] = command_extension
358 /* structure management */
360 static void upload_stream_unlink(upload_stream
*s
) {
366 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->output_streams
, s
, NULL
) == s
);
367 s
->connection
= NULL
;
368 upload_stream_unref(s
);
371 static void upload_stream_free(pa_object
*o
) {
372 upload_stream
*s
= UPLOAD_STREAM(o
);
375 upload_stream_unlink(s
);
380 pa_proplist_free(s
->proplist
);
382 if (s
->memchunk
.memblock
)
383 pa_memblock_unref(s
->memchunk
.memblock
);
388 static upload_stream
* upload_stream_new(
389 pa_native_connection
*c
,
390 const pa_sample_spec
*ss
,
391 const pa_channel_map
*map
,
401 pa_assert(length
> 0);
404 s
= pa_msgobject_new(upload_stream
);
405 s
->parent
.parent
.parent
.free
= upload_stream_free
;
407 s
->sample_spec
= *ss
;
408 s
->channel_map
= *map
;
409 s
->name
= pa_xstrdup(name
);
410 pa_memchunk_reset(&s
->memchunk
);
412 s
->proplist
= pa_proplist_copy(p
);
413 pa_proplist_update(s
->proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
415 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
420 static void record_stream_unlink(record_stream
*s
) {
426 if (s
->source_output
) {
427 pa_source_output_unlink(s
->source_output
);
428 pa_source_output_unref(s
->source_output
);
429 s
->source_output
= NULL
;
432 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->record_streams
, s
, NULL
) == s
);
433 s
->connection
= NULL
;
434 record_stream_unref(s
);
437 static void record_stream_free(pa_object
*o
) {
438 record_stream
*s
= RECORD_STREAM(o
);
441 record_stream_unlink(s
);
443 pa_memblockq_free(s
->memblockq
);
447 static int record_stream_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
448 record_stream
*s
= RECORD_STREAM(o
);
449 record_stream_assert_ref(s
);
456 case RECORD_STREAM_MESSAGE_POST_DATA
:
458 if (pa_memblockq_push_align(s
->memblockq
, chunk
) < 0) {
459 /* pa_log_warn("Failed to push data into output queue."); */
463 if (!pa_pstream_is_pending(s
->connection
->pstream
))
464 native_connection_send_memblock(s
->connection
);
472 static void fix_record_buffer_attr_pre(
474 pa_bool_t adjust_latency
,
475 pa_bool_t early_requests
,
477 uint32_t *fragsize
) {
480 pa_usec_t orig_fragsize_usec
, fragsize_usec
, source_usec
;
483 pa_assert(maxlength
);
486 frame_size
= pa_frame_size(&s
->source_output
->sample_spec
);
488 if (*maxlength
== (uint32_t) -1 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
489 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
491 *maxlength
= (uint32_t) frame_size
;
493 if (*fragsize
== (uint32_t) -1)
494 *fragsize
= (uint32_t) pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC
*PA_USEC_PER_MSEC
, &s
->source_output
->sample_spec
);
496 *fragsize
= (uint32_t) frame_size
;
498 orig_fragsize_usec
= fragsize_usec
= pa_bytes_to_usec(*fragsize
, &s
->source_output
->sample_spec
);
500 if (early_requests
) {
502 /* In early request mode we need to emulate the classic
503 * fragment-based playback model. We do this setting the source
504 * latency to the fragment size. */
506 source_usec
= fragsize_usec
;
508 } else if (adjust_latency
) {
510 /* So, the user asked us to adjust the latency according to
511 * what the source can provide. Half the latency will be
512 * spent on the hw buffer, half of it in the async buffer
513 * queue we maintain for each client. */
515 source_usec
= fragsize_usec
/2;
519 /* Ok, the user didn't ask us to adjust the latency, hence we
526 s
->source_latency
= pa_source_output_set_requested_latency(s
->source_output
, source_usec
);
528 s
->source_latency
= 0;
530 if (early_requests
) {
532 /* Ok, we didn't necessarily get what we were asking for, so
533 * let's tell the user */
535 fragsize_usec
= s
->source_latency
;
537 } else if (adjust_latency
) {
539 /* Now subtract what we actually got */
541 if (fragsize_usec
>= s
->source_latency
*2)
542 fragsize_usec
-= s
->source_latency
;
544 fragsize_usec
= s
->source_latency
;
547 if (pa_usec_to_bytes(orig_fragsize_usec
, &s
->source_output
->sample_spec
) !=
548 pa_usec_to_bytes(fragsize_usec
, &s
->source_output
->sample_spec
))
550 *fragsize
= (uint32_t) pa_usec_to_bytes(fragsize_usec
, &s
->source_output
->sample_spec
);
553 *fragsize
= (uint32_t) frame_size
;
556 static void fix_record_buffer_attr_post(
559 uint32_t *fragsize
) {
564 pa_assert(maxlength
);
567 *maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
569 base
= pa_frame_size(&s
->source_output
->sample_spec
);
571 s
->fragment_size
= (*fragsize
/base
)*base
;
572 if (s
->fragment_size
<= 0)
573 s
->fragment_size
= base
;
575 if (s
->fragment_size
> *maxlength
)
576 s
->fragment_size
= *maxlength
;
578 *fragsize
= (uint32_t) s
->fragment_size
;
581 static record_stream
* record_stream_new(
582 pa_native_connection
*c
,
586 pa_bool_t peak_detect
,
589 pa_source_output_flags_t flags
,
591 pa_bool_t adjust_latency
,
592 pa_sink_input
*direct_on_input
,
593 pa_bool_t early_requests
) {
596 pa_source_output
*source_output
;
598 pa_source_output_new_data data
;
602 pa_assert(maxlength
);
605 pa_source_output_new_data_init(&data
);
607 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
608 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
609 data
.driver
= __FILE__
;
610 data
.module
= c
->options
->module
;
611 data
.client
= c
->client
;
612 data
.source
= source
;
613 data
.direct_on_input
= direct_on_input
;
614 pa_source_output_new_data_set_sample_spec(&data
, ss
);
615 pa_source_output_new_data_set_channel_map(&data
, map
);
617 data
.resample_method
= PA_RESAMPLER_PEAKS
;
619 source_output
= pa_source_output_new(c
->protocol
->core
, &data
, flags
);
621 pa_source_output_new_data_done(&data
);
626 s
= pa_msgobject_new(record_stream
);
627 s
->parent
.parent
.free
= record_stream_free
;
628 s
->parent
.process_msg
= record_stream_process_msg
;
630 s
->source_output
= source_output
;
632 s
->source_output
->push
= source_output_push_cb
;
633 s
->source_output
->kill
= source_output_kill_cb
;
634 s
->source_output
->get_latency
= source_output_get_latency_cb
;
635 s
->source_output
->moved
= source_output_moved_cb
;
636 s
->source_output
->suspend
= source_output_suspend_cb
;
637 s
->source_output
->userdata
= s
;
639 fix_record_buffer_attr_pre(s
, adjust_latency
, early_requests
, maxlength
, fragsize
);
641 s
->memblockq
= pa_memblockq_new(
645 base
= pa_frame_size(&source_output
->sample_spec
),
651 fix_record_buffer_attr_post(s
, maxlength
, fragsize
);
653 *ss
= s
->source_output
->sample_spec
;
654 *map
= s
->source_output
->channel_map
;
656 pa_idxset_put(c
->record_streams
, s
, &s
->index
);
658 pa_log_info("Final latency %0.2f ms = %0.2f ms + %0.2f ms",
659 ((double) pa_bytes_to_usec(s
->fragment_size
, &source_output
->sample_spec
) + (double) s
->source_latency
) / PA_USEC_PER_MSEC
,
660 (double) pa_bytes_to_usec(s
->fragment_size
, &source_output
->sample_spec
) / PA_USEC_PER_MSEC
,
661 (double) s
->source_latency
/ PA_USEC_PER_MSEC
);
663 pa_source_output_put(s
->source_output
);
667 static void record_stream_send_killed(record_stream
*r
) {
669 record_stream_assert_ref(r
);
671 t
= pa_tagstruct_new(NULL
, 0);
672 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_KILLED
);
673 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
674 pa_tagstruct_putu32(t
, r
->index
);
675 pa_pstream_send_tagstruct(r
->connection
->pstream
, t
);
678 static void playback_stream_unlink(playback_stream
*s
) {
685 pa_sink_input_unlink(s
->sink_input
);
686 pa_sink_input_unref(s
->sink_input
);
687 s
->sink_input
= NULL
;
690 if (s
->drain_request
)
691 pa_pstream_send_error(s
->connection
->pstream
, s
->drain_tag
, PA_ERR_NOENTITY
);
693 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->output_streams
, s
, NULL
) == s
);
694 s
->connection
= NULL
;
695 playback_stream_unref(s
);
698 static void playback_stream_free(pa_object
* o
) {
699 playback_stream
*s
= PLAYBACK_STREAM(o
);
702 playback_stream_unlink(s
);
704 pa_memblockq_free(s
->memblockq
);
708 static int playback_stream_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
709 playback_stream
*s
= PLAYBACK_STREAM(o
);
710 playback_stream_assert_ref(s
);
716 case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
: {
721 if ((l
= (uint32_t) pa_atomic_load(&s
->missing
)) <= 0)
724 if (pa_atomic_cmpxchg(&s
->missing
, (int) l
, 0))
731 t
= pa_tagstruct_new(NULL
, 0);
732 pa_tagstruct_putu32(t
, PA_COMMAND_REQUEST
);
733 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
734 pa_tagstruct_putu32(t
, s
->index
);
735 pa_tagstruct_putu32(t
, l
);
736 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
738 /* pa_log("Requesting %lu bytes", (unsigned long) l); */
742 case PLAYBACK_STREAM_MESSAGE_UNDERFLOW
: {
745 /* pa_log("signalling underflow"); */
747 /* Report that we're empty */
748 t
= pa_tagstruct_new(NULL
, 0);
749 pa_tagstruct_putu32(t
, PA_COMMAND_UNDERFLOW
);
750 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
751 pa_tagstruct_putu32(t
, s
->index
);
752 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
756 case PLAYBACK_STREAM_MESSAGE_OVERFLOW
: {
759 /* Notify the user we're overflowed*/
760 t
= pa_tagstruct_new(NULL
, 0);
761 pa_tagstruct_putu32(t
, PA_COMMAND_OVERFLOW
);
762 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
763 pa_tagstruct_putu32(t
, s
->index
);
764 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
768 case PLAYBACK_STREAM_MESSAGE_STARTED
:
770 if (s
->connection
->version
>= 13) {
773 /* Notify the user we're overflowed*/
774 t
= pa_tagstruct_new(NULL
, 0);
775 pa_tagstruct_putu32(t
, PA_COMMAND_STARTED
);
776 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
777 pa_tagstruct_putu32(t
, s
->index
);
778 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
783 case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
:
784 pa_pstream_send_simple_ack(s
->connection
->pstream
, PA_PTR_TO_UINT(userdata
));
791 static void fix_playback_buffer_attr_pre(
793 pa_bool_t adjust_latency
,
794 pa_bool_t early_requests
,
801 pa_usec_t orig_tlength_usec
, tlength_usec
, orig_minreq_usec
, minreq_usec
, sink_usec
;
804 pa_assert(maxlength
);
809 frame_size
= pa_frame_size(&s
->sink_input
->sample_spec
);
811 if (*maxlength
== (uint32_t) -1 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
812 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
814 *maxlength
= (uint32_t) frame_size
;
816 if (*tlength
== (uint32_t) -1)
817 *tlength
= (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_TLENGTH_MSEC
*PA_USEC_PER_MSEC
, &s
->sink_input
->sample_spec
);
819 *tlength
= (uint32_t) frame_size
;
821 if (*minreq
== (uint32_t) -1)
822 *minreq
= (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_PROCESS_MSEC
*PA_USEC_PER_MSEC
, &s
->sink_input
->sample_spec
);
824 *minreq
= (uint32_t) frame_size
;
826 if (*tlength
< *minreq
+frame_size
)
827 *tlength
= *minreq
+(uint32_t) frame_size
;
829 orig_tlength_usec
= tlength_usec
= pa_bytes_to_usec(*tlength
, &s
->sink_input
->sample_spec
);
830 orig_minreq_usec
= minreq_usec
= pa_bytes_to_usec(*minreq
, &s
->sink_input
->sample_spec
);
832 pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms",
833 (double) tlength_usec
/ PA_USEC_PER_MSEC
,
834 (double) minreq_usec
/ PA_USEC_PER_MSEC
);
836 if (early_requests
) {
838 /* In early request mode we need to emulate the classic
839 * fragment-based playback model. We do this setting the sink
840 * latency to the fragment size. */
842 sink_usec
= minreq_usec
;
844 pa_log_debug("Early requests mode enabled, configuring sink latency to minreq.");
846 } else if (adjust_latency
) {
848 /* So, the user asked us to adjust the latency of the stream
849 * buffer according to the what the sink can provide. The
850 * tlength passed in shall be the overall latency. Roughly
851 * half the latency will be spent on the hw buffer, the other
852 * half of it in the async buffer queue we maintain for each
853 * client. In between we'll have a safety space of size
854 * 2*minreq. Why the 2*minreq? When the hw buffer is completey
855 * empty and needs to be filled, then our buffer must have
856 * enough data to fulfill this request immediatly and thus
857 * have at least the same tlength as the size of the hw
858 * buffer. It additionally needs space for 2 times minreq
859 * because if the buffer ran empty and a partial fillup
860 * happens immediately on the next iteration we need to be
861 * able to fulfill it and give the application also minreq
862 * time to fill it up again for the next request Makes 2 times
863 * minreq in plus.. */
865 if (tlength_usec
> minreq_usec
*2)
866 sink_usec
= (tlength_usec
- minreq_usec
*2)/2;
870 pa_log_debug("Adjust latency mode enabled, configuring sink latency to half of overall latency.");
874 /* Ok, the user didn't ask us to adjust the latency, but we
875 * still need to make sure that the parameters from the user
878 if (tlength_usec
> minreq_usec
*2)
879 sink_usec
= (tlength_usec
- minreq_usec
*2);
883 pa_log_debug("Traditional mode enabled, modifying sink usec only for compat with minreq.");
886 s
->sink_latency
= pa_sink_input_set_requested_latency(s
->sink_input
, sink_usec
);
888 if (early_requests
) {
890 /* Ok, we didn't necessarily get what we were asking for, so
891 * let's tell the user */
893 minreq_usec
= s
->sink_latency
;
895 } else if (adjust_latency
) {
897 /* Ok, we didn't necessarily get what we were asking for, so
898 * let's subtract from what we asked for for the remaining
901 if (tlength_usec
>= s
->sink_latency
)
902 tlength_usec
-= s
->sink_latency
;
905 /* FIXME: This is actually larger than necessary, since not all of
906 * the sink latency is actually rewritable. */
907 if (tlength_usec
< s
->sink_latency
+ 2*minreq_usec
)
908 tlength_usec
= s
->sink_latency
+ 2*minreq_usec
;
910 if (pa_usec_to_bytes_round_up(orig_tlength_usec
, &s
->sink_input
->sample_spec
) !=
911 pa_usec_to_bytes_round_up(tlength_usec
, &s
->sink_input
->sample_spec
))
912 *tlength
= (uint32_t) pa_usec_to_bytes_round_up(tlength_usec
, &s
->sink_input
->sample_spec
);
914 if (pa_usec_to_bytes(orig_minreq_usec
, &s
->sink_input
->sample_spec
) !=
915 pa_usec_to_bytes(minreq_usec
, &s
->sink_input
->sample_spec
))
916 *minreq
= (uint32_t) pa_usec_to_bytes(minreq_usec
, &s
->sink_input
->sample_spec
);
919 *minreq
= (uint32_t) frame_size
;
920 *tlength
+= (uint32_t) frame_size
*2;
923 if (*tlength
<= *minreq
)
924 *tlength
= *minreq
*2 + (uint32_t) frame_size
;
926 if (*prebuf
== (uint32_t) -1 || *prebuf
> *tlength
)
930 static void fix_playback_buffer_attr_post(
938 pa_assert(maxlength
);
943 *maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
944 *tlength
= (uint32_t) pa_memblockq_get_tlength(s
->memblockq
);
945 *prebuf
= (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
);
946 *minreq
= (uint32_t) pa_memblockq_get_minreq(s
->memblockq
);
951 static playback_stream
* playback_stream_new(
952 pa_native_connection
*c
,
965 pa_sink_input_flags_t flags
,
967 pa_bool_t adjust_latency
,
968 pa_bool_t early_requests
) {
970 playback_stream
*s
, *ssync
;
971 pa_sink_input
*sink_input
;
975 pa_sink_input_new_data data
;
979 pa_assert(maxlength
);
986 /* Find syncid group */
987 for (ssync
= pa_idxset_first(c
->output_streams
, &idx
); ssync
; ssync
= pa_idxset_next(c
->output_streams
, &idx
)) {
989 if (!playback_stream_isinstance(ssync
))
992 if (ssync
->syncid
== syncid
)
996 /* Synced streams must connect to the same sink */
1000 sink
= ssync
->sink_input
->sink
;
1001 else if (sink
!= ssync
->sink_input
->sink
)
1005 pa_sink_input_new_data_init(&data
);
1007 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
1008 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
1009 data
.driver
= __FILE__
;
1010 data
.module
= c
->options
->module
;
1011 data
.client
= c
->client
;
1013 pa_sink_input_new_data_set_sample_spec(&data
, ss
);
1014 pa_sink_input_new_data_set_channel_map(&data
, map
);
1016 pa_sink_input_new_data_set_volume(&data
, volume
);
1018 pa_sink_input_new_data_set_muted(&data
, muted
);
1019 data
.sync_base
= ssync
? ssync
->sink_input
: NULL
;
1021 sink_input
= pa_sink_input_new(c
->protocol
->core
, &data
, flags
);
1023 pa_sink_input_new_data_done(&data
);
1028 s
= pa_msgobject_new(playback_stream
);
1029 s
->parent
.parent
.parent
.free
= playback_stream_free
;
1030 s
->parent
.parent
.process_msg
= playback_stream_process_msg
;
1033 s
->sink_input
= sink_input
;
1034 s
->is_underrun
= TRUE
;
1035 s
->drain_request
= FALSE
;
1036 pa_atomic_store(&s
->missing
, 0);
1038 s
->sink_input
->parent
.process_msg
= sink_input_process_msg
;
1039 s
->sink_input
->pop
= sink_input_pop_cb
;
1040 s
->sink_input
->process_rewind
= sink_input_process_rewind_cb
;
1041 s
->sink_input
->update_max_rewind
= sink_input_update_max_rewind_cb
;
1042 s
->sink_input
->update_max_request
= sink_input_update_max_request_cb
;
1043 s
->sink_input
->kill
= sink_input_kill_cb
;
1044 s
->sink_input
->moved
= sink_input_moved_cb
;
1045 s
->sink_input
->suspend
= sink_input_suspend_cb
;
1046 s
->sink_input
->userdata
= s
;
1048 start_index
= ssync
? pa_memblockq_get_read_index(ssync
->memblockq
) : 0;
1050 fix_playback_buffer_attr_pre(s
, adjust_latency
, early_requests
, maxlength
, tlength
, prebuf
, minreq
);
1051 pa_sink_input_get_silence(sink_input
, &silence
);
1053 s
->memblockq
= pa_memblockq_new(
1057 pa_frame_size(&sink_input
->sample_spec
),
1063 pa_memblock_unref(silence
.memblock
);
1064 fix_playback_buffer_attr_post(s
, maxlength
, tlength
, prebuf
, minreq
);
1066 *missing
= (uint32_t) pa_memblockq_pop_missing(s
->memblockq
);
1068 *ss
= s
->sink_input
->sample_spec
;
1069 *map
= s
->sink_input
->channel_map
;
1071 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
1073 pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms",
1074 ((double) pa_bytes_to_usec(*tlength
, &sink_input
->sample_spec
) + (double) s
->sink_latency
) / PA_USEC_PER_MSEC
,
1075 (double) pa_bytes_to_usec(*tlength
-*minreq
*2, &sink_input
->sample_spec
) / PA_USEC_PER_MSEC
,
1076 (double) pa_bytes_to_usec(*minreq
, &sink_input
->sample_spec
) / PA_USEC_PER_MSEC
,
1077 (double) s
->sink_latency
/ PA_USEC_PER_MSEC
);
1079 pa_sink_input_put(s
->sink_input
);
1083 /* Called from thread context */
1084 static void playback_stream_request_bytes(playback_stream
*s
) {
1085 size_t m
, previous_missing
;
1087 playback_stream_assert_ref(s
);
1089 m
= pa_memblockq_pop_missing(s
->memblockq
);
1094 /* pa_log("request_bytes(%lu)", (unsigned long) m); */
1096 previous_missing
= (size_t) pa_atomic_add(&s
->missing
, (int) m
);
1098 if (pa_memblockq_prebuf_active(s
->memblockq
) ||
1099 (previous_missing
< s
->minreq
&& previous_missing
+m
>= s
->minreq
))
1100 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, NULL
, 0, NULL
, NULL
);
1104 static void playback_stream_send_killed(playback_stream
*p
) {
1106 playback_stream_assert_ref(p
);
1108 t
= pa_tagstruct_new(NULL
, 0);
1109 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_KILLED
);
1110 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1111 pa_tagstruct_putu32(t
, p
->index
);
1112 pa_pstream_send_tagstruct(p
->connection
->pstream
, t
);
1115 static int native_connection_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
1116 pa_native_connection
*c
= PA_NATIVE_CONNECTION(o
);
1117 pa_native_connection_assert_ref(c
);
1124 case CONNECTION_MESSAGE_REVOKE
:
1125 pa_pstream_send_revoke(c
->pstream
, PA_PTR_TO_UINT(userdata
));
1128 case CONNECTION_MESSAGE_RELEASE
:
1129 pa_pstream_send_release(c
->pstream
, PA_PTR_TO_UINT(userdata
));
1136 static void native_connection_unlink(pa_native_connection
*c
) {
1145 pa_hook_fire(&c
->protocol
->hooks
[PA_NATIVE_HOOK_CONNECTION_UNLINK
], c
);
1148 pa_native_options_unref(c
->options
);
1150 while ((r
= pa_idxset_first(c
->record_streams
, NULL
)))
1151 record_stream_unlink(r
);
1153 while ((o
= pa_idxset_first(c
->output_streams
, NULL
)))
1154 if (playback_stream_isinstance(o
))
1155 playback_stream_unlink(PLAYBACK_STREAM(o
));
1157 upload_stream_unlink(UPLOAD_STREAM(o
));
1159 if (c
->subscription
)
1160 pa_subscription_free(c
->subscription
);
1163 pa_pstream_unlink(c
->pstream
);
1165 if (c
->auth_timeout_event
) {
1166 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
1167 c
->auth_timeout_event
= NULL
;
1170 pa_assert_se(pa_idxset_remove_by_data(c
->protocol
->connections
, c
, NULL
) == c
);
1172 pa_native_connection_unref(c
);
1175 static void native_connection_free(pa_object
*o
) {
1176 pa_native_connection
*c
= PA_NATIVE_CONNECTION(o
);
1180 native_connection_unlink(c
);
1182 pa_idxset_free(c
->record_streams
, NULL
, NULL
);
1183 pa_idxset_free(c
->output_streams
, NULL
, NULL
);
1185 pa_pdispatch_unref(c
->pdispatch
);
1186 pa_pstream_unref(c
->pstream
);
1187 pa_client_free(c
->client
);
1192 static void native_connection_send_memblock(pa_native_connection
*c
) {
1196 start
= PA_IDXSET_INVALID
;
1200 if (!(r
= RECORD_STREAM(pa_idxset_rrobin(c
->record_streams
, &c
->rrobin_index
))))
1203 if (start
== PA_IDXSET_INVALID
)
1204 start
= c
->rrobin_index
;
1205 else if (start
== c
->rrobin_index
)
1208 if (pa_memblockq_peek(r
->memblockq
, &chunk
) >= 0) {
1209 pa_memchunk schunk
= chunk
;
1211 if (schunk
.length
> r
->fragment_size
)
1212 schunk
.length
= r
->fragment_size
;
1214 pa_pstream_send_memblock(c
->pstream
, r
->index
, 0, PA_SEEK_RELATIVE
, &schunk
);
1216 pa_memblockq_drop(r
->memblockq
, schunk
.length
);
1217 pa_memblock_unref(schunk
.memblock
);
1224 /*** sink input callbacks ***/
1226 static void handle_seek(playback_stream
*s
, int64_t indexw
) {
1227 playback_stream_assert_ref(s
);
1229 /* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->sink_input->thread_info.underrun_for, pa_memblockq_is_readable(s->memblockq)); */
1231 if (s
->sink_input
->thread_info
.underrun_for
> 0) {
1233 /* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */
1235 if (pa_memblockq_is_readable(s
->memblockq
)) {
1237 /* We just ended an underrun, let's ask the sink
1238 * for a complete rewind rewrite */
1240 pa_log_debug("Requesting rewind due to end of underrun.");
1241 pa_sink_input_request_rewind(s
->sink_input
,
1242 (size_t) (s
->sink_input
->thread_info
.underrun_for
== (size_t) -1 ? 0 : s
->sink_input
->thread_info
.underrun_for
),
1249 indexr
= pa_memblockq_get_read_index(s
->memblockq
);
1251 if (indexw
< indexr
) {
1252 /* OK, the sink already asked for this data, so
1253 * let's have it usk us again */
1255 pa_log_debug("Requesting rewind due to rewrite.");
1256 pa_sink_input_request_rewind(s
->sink_input
, (size_t) (indexr
- indexw
), TRUE
, FALSE
);
1260 playback_stream_request_bytes(s
);
1263 /* Called from thread context */
1264 static int sink_input_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
) {
1265 pa_sink_input
*i
= PA_SINK_INPUT(o
);
1268 pa_sink_input_assert_ref(i
);
1269 s
= PLAYBACK_STREAM(i
->userdata
);
1270 playback_stream_assert_ref(s
);
1274 case SINK_INPUT_MESSAGE_SEEK
: {
1277 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1278 pa_memblockq_seek(s
->memblockq
, offset
, PA_PTR_TO_UINT(userdata
));
1280 handle_seek(s
, windex
);
1284 case SINK_INPUT_MESSAGE_POST_DATA
: {
1289 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1291 /* pa_log("sink input post: %lu %lli", (unsigned long) chunk->length, (long long) windex); */
1293 if (pa_memblockq_push_align(s
->memblockq
, chunk
) < 0) {
1294 pa_log_warn("Failed to push data into queue");
1295 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_OVERFLOW
, NULL
, 0, NULL
, NULL
);
1296 pa_memblockq_seek(s
->memblockq
, (int64_t) chunk
->length
, PA_SEEK_RELATIVE
);
1299 handle_seek(s
, windex
);
1301 /* pa_log("sink input post2: %lu", (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1306 case SINK_INPUT_MESSAGE_DRAIN
:
1307 case SINK_INPUT_MESSAGE_FLUSH
:
1308 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1309 case SINK_INPUT_MESSAGE_TRIGGER
: {
1312 pa_sink_input
*isync
;
1313 void (*func
)(pa_memblockq
*bq
);
1316 case SINK_INPUT_MESSAGE_FLUSH
:
1317 func
= pa_memblockq_flush_write
;
1320 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1321 func
= pa_memblockq_prebuf_force
;
1324 case SINK_INPUT_MESSAGE_DRAIN
:
1325 case SINK_INPUT_MESSAGE_TRIGGER
:
1326 func
= pa_memblockq_prebuf_disable
;
1330 pa_assert_not_reached();
1333 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1335 handle_seek(s
, windex
);
1337 /* Do the same for all other members in the sync group */
1338 for (isync
= i
->sync_prev
; isync
; isync
= isync
->sync_prev
) {
1339 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1340 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1341 func(ssync
->memblockq
);
1342 handle_seek(ssync
, windex
);
1345 for (isync
= i
->sync_next
; isync
; isync
= isync
->sync_next
) {
1346 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1347 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1348 func(ssync
->memblockq
);
1349 handle_seek(ssync
, windex
);
1352 if (code
== SINK_INPUT_MESSAGE_DRAIN
) {
1353 if (!pa_memblockq_is_readable(s
->memblockq
))
1354 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
, userdata
, 0, NULL
, NULL
);
1356 s
->drain_tag
= PA_PTR_TO_UINT(userdata
);
1357 s
->drain_request
= TRUE
;
1364 case SINK_INPUT_MESSAGE_UPDATE_LATENCY
:
1366 s
->read_index
= pa_memblockq_get_read_index(s
->memblockq
);
1367 s
->write_index
= pa_memblockq_get_write_index(s
->memblockq
);
1368 s
->render_memblockq_length
= pa_memblockq_get_length(s
->sink_input
->thread_info
.render_memblockq
);
1371 case PA_SINK_INPUT_MESSAGE_SET_STATE
: {
1374 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1376 pa_memblockq_prebuf_force(s
->memblockq
);
1378 handle_seek(s
, windex
);
1380 /* Fall through to the default handler */
1384 case PA_SINK_INPUT_MESSAGE_GET_LATENCY
: {
1385 pa_usec_t
*r
= userdata
;
1387 *r
= pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &i
->sample_spec
);
1389 /* Fall through, the default handler will add in the extra
1390 * latency added by the resampler */
1395 return pa_sink_input_process_msg(o
, code
, userdata
, offset
, chunk
);
1398 /* Called from thread context */
1399 static int sink_input_pop_cb(pa_sink_input
*i
, size_t nbytes
, pa_memchunk
*chunk
) {
1402 pa_sink_input_assert_ref(i
);
1403 s
= PLAYBACK_STREAM(i
->userdata
);
1404 playback_stream_assert_ref(s
);
1407 /* pa_log("%s, pop(): %lu", pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME), (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1409 if (pa_memblockq_is_readable(s
->memblockq
))
1410 s
->is_underrun
= FALSE
;
1412 /* pa_log("%s, UNDERRUN: %lu", pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME), (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1414 if (s
->drain_request
&& pa_sink_input_safe_to_remove(i
)) {
1415 s
->drain_request
= FALSE
;
1416 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
);
1417 } else if (!s
->is_underrun
)
1418 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_UNDERFLOW
, NULL
, 0, NULL
, NULL
);
1420 s
->is_underrun
= TRUE
;
1422 playback_stream_request_bytes(s
);
1425 /* This call will not fail with prebuf=0, hence we check for
1426 underrun explicitly above */
1427 if (pa_memblockq_peek(s
->memblockq
, chunk
) < 0)
1430 chunk
->length
= PA_MIN(nbytes
, chunk
->length
);
1432 if (i
->thread_info
.underrun_for
> 0)
1433 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_STARTED
, NULL
, 0, NULL
, NULL
);
1435 pa_memblockq_drop(s
->memblockq
, chunk
->length
);
1436 playback_stream_request_bytes(s
);
1441 static void sink_input_process_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1444 pa_sink_input_assert_ref(i
);
1445 s
= PLAYBACK_STREAM(i
->userdata
);
1446 playback_stream_assert_ref(s
);
1448 /* If we are in an underrun, then we don't rewind */
1449 if (i
->thread_info
.underrun_for
> 0)
1452 pa_memblockq_rewind(s
->memblockq
, nbytes
);
1455 static void sink_input_update_max_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1458 pa_sink_input_assert_ref(i
);
1459 s
= PLAYBACK_STREAM(i
->userdata
);
1460 playback_stream_assert_ref(s
);
1462 pa_memblockq_set_maxrewind(s
->memblockq
, nbytes
);
1465 static void sink_input_update_max_request_cb(pa_sink_input
*i
, size_t nbytes
) {
1469 pa_sink_input_assert_ref(i
);
1470 s
= PLAYBACK_STREAM(i
->userdata
);
1471 playback_stream_assert_ref(s
);
1473 tlength
= nbytes
+2*pa_memblockq_get_minreq(s
->memblockq
);
1475 if (pa_memblockq_get_tlength(s
->memblockq
) < tlength
)
1476 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
1479 /* Called from main context */
1480 static void sink_input_kill_cb(pa_sink_input
*i
) {
1483 pa_sink_input_assert_ref(i
);
1484 s
= PLAYBACK_STREAM(i
->userdata
);
1485 playback_stream_assert_ref(s
);
1487 playback_stream_send_killed(s
);
1488 playback_stream_unlink(s
);
1491 /* Called from main context */
1492 static void sink_input_suspend_cb(pa_sink_input
*i
, pa_bool_t suspend
) {
1496 pa_sink_input_assert_ref(i
);
1497 s
= PLAYBACK_STREAM(i
->userdata
);
1498 playback_stream_assert_ref(s
);
1500 if (s
->connection
->version
< 12)
1503 t
= pa_tagstruct_new(NULL
, 0);
1504 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_SUSPENDED
);
1505 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1506 pa_tagstruct_putu32(t
, s
->index
);
1507 pa_tagstruct_put_boolean(t
, suspend
);
1508 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1511 /* Called from main context */
1512 static void sink_input_moved_cb(pa_sink_input
*i
) {
1515 uint32_t maxlength
, tlength
, prebuf
, minreq
;
1517 pa_sink_input_assert_ref(i
);
1518 s
= PLAYBACK_STREAM(i
->userdata
);
1519 playback_stream_assert_ref(s
);
1521 maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
1522 tlength
= (uint32_t) pa_memblockq_get_tlength(s
->memblockq
);
1523 prebuf
= (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
);
1524 minreq
= (uint32_t) pa_memblockq_get_minreq(s
->memblockq
);
1526 fix_playback_buffer_attr_pre(s
, TRUE
, FALSE
, &maxlength
, &tlength
, &prebuf
, &minreq
);
1527 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
1528 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
1529 pa_memblockq_set_prebuf(s
->memblockq
, prebuf
);
1530 pa_memblockq_set_minreq(s
->memblockq
, minreq
);
1531 fix_playback_buffer_attr_post(s
, &maxlength
, &tlength
, &prebuf
, &minreq
);
1533 if (s
->connection
->version
< 12)
1536 t
= pa_tagstruct_new(NULL
, 0);
1537 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_MOVED
);
1538 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1539 pa_tagstruct_putu32(t
, s
->index
);
1540 pa_tagstruct_putu32(t
, i
->sink
->index
);
1541 pa_tagstruct_puts(t
, i
->sink
->name
);
1542 pa_tagstruct_put_boolean(t
, pa_sink_get_state(i
->sink
) == PA_SINK_SUSPENDED
);
1544 if (s
->connection
->version
>= 13) {
1545 pa_tagstruct_putu32(t
, maxlength
);
1546 pa_tagstruct_putu32(t
, tlength
);
1547 pa_tagstruct_putu32(t
, prebuf
);
1548 pa_tagstruct_putu32(t
, minreq
);
1549 pa_tagstruct_put_usec(t
, s
->sink_latency
);
1552 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1555 /*** source_output callbacks ***/
1557 /* Called from thread context */
1558 static void source_output_push_cb(pa_source_output
*o
, const pa_memchunk
*chunk
) {
1561 pa_source_output_assert_ref(o
);
1562 s
= RECORD_STREAM(o
->userdata
);
1563 record_stream_assert_ref(s
);
1566 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), RECORD_STREAM_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
1569 static void source_output_kill_cb(pa_source_output
*o
) {
1572 pa_source_output_assert_ref(o
);
1573 s
= RECORD_STREAM(o
->userdata
);
1574 record_stream_assert_ref(s
);
1576 record_stream_send_killed(s
);
1577 record_stream_unlink(s
);
1580 static pa_usec_t
source_output_get_latency_cb(pa_source_output
*o
) {
1583 pa_source_output_assert_ref(o
);
1584 s
= RECORD_STREAM(o
->userdata
);
1585 record_stream_assert_ref(s
);
1587 /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
1589 return pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &o
->sample_spec
);
1592 /* Called from main context */
1593 static void source_output_suspend_cb(pa_source_output
*o
, pa_bool_t suspend
) {
1597 pa_source_output_assert_ref(o
);
1598 s
= RECORD_STREAM(o
->userdata
);
1599 record_stream_assert_ref(s
);
1601 if (s
->connection
->version
< 12)
1604 t
= pa_tagstruct_new(NULL
, 0);
1605 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_SUSPENDED
);
1606 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1607 pa_tagstruct_putu32(t
, s
->index
);
1608 pa_tagstruct_put_boolean(t
, suspend
);
1609 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1612 /* Called from main context */
1613 static void source_output_moved_cb(pa_source_output
*o
) {
1616 uint32_t maxlength
, fragsize
;
1618 pa_source_output_assert_ref(o
);
1619 s
= RECORD_STREAM(o
->userdata
);
1620 record_stream_assert_ref(s
);
1622 fragsize
= (uint32_t) s
->fragment_size
;
1623 maxlength
= (uint32_t) pa_memblockq_get_length(s
->memblockq
);
1625 fix_record_buffer_attr_pre(s
, TRUE
, FALSE
, &maxlength
, &fragsize
);
1626 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
1627 fix_record_buffer_attr_post(s
, &maxlength
, &fragsize
);
1629 if (s
->connection
->version
< 12)
1632 t
= pa_tagstruct_new(NULL
, 0);
1633 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_MOVED
);
1634 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1635 pa_tagstruct_putu32(t
, s
->index
);
1636 pa_tagstruct_putu32(t
, o
->source
->index
);
1637 pa_tagstruct_puts(t
, o
->source
->name
);
1638 pa_tagstruct_put_boolean(t
, pa_source_get_state(o
->source
) == PA_SOURCE_SUSPENDED
);
1640 if (s
->connection
->version
>= 13) {
1641 pa_tagstruct_putu32(t
, maxlength
);
1642 pa_tagstruct_putu32(t
, fragsize
);
1643 pa_tagstruct_put_usec(t
, s
->source_latency
);
1646 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1649 /*** pdispatch callbacks ***/
1651 static void protocol_error(pa_native_connection
*c
) {
1652 pa_log("protocol error, kicking client");
1653 native_connection_unlink(c
);
1656 #define CHECK_VALIDITY(pstream, expression, tag, error) do { \
1657 if (!(expression)) { \
1658 pa_pstream_send_error((pstream), (tag), (error)); \
1663 static pa_tagstruct
*reply_new(uint32_t tag
) {
1664 pa_tagstruct
*reply
;
1666 reply
= pa_tagstruct_new(NULL
, 0);
1667 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1668 pa_tagstruct_putu32(reply
, tag
);
1672 static void command_create_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1673 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
1675 uint32_t maxlength
, tlength
, prebuf
, minreq
, sink_index
, syncid
, missing
;
1676 const char *name
= NULL
, *sink_name
;
1679 pa_tagstruct
*reply
;
1680 pa_sink
*sink
= NULL
;
1688 fix_channels
= FALSE
,
1690 variable_rate
= FALSE
,
1692 adjust_latency
= FALSE
,
1693 early_requests
= FALSE
,
1694 dont_inhibit_auto_suspend
= FALSE
,
1697 pa_sink_input_flags_t flags
= 0;
1699 pa_bool_t volume_set
= TRUE
;
1701 pa_native_connection_assert_ref(c
);
1704 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1707 PA_TAG_SAMPLE_SPEC
, &ss
,
1708 PA_TAG_CHANNEL_MAP
, &map
,
1709 PA_TAG_U32
, &sink_index
,
1710 PA_TAG_STRING
, &sink_name
,
1711 PA_TAG_U32
, &maxlength
,
1712 PA_TAG_BOOLEAN
, &corked
,
1713 PA_TAG_U32
, &tlength
,
1714 PA_TAG_U32
, &prebuf
,
1715 PA_TAG_U32
, &minreq
,
1716 PA_TAG_U32
, &syncid
,
1717 PA_TAG_CVOLUME
, &volume
,
1718 PA_TAG_INVALID
) < 0) {
1724 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1725 CHECK_VALIDITY(c
->pstream
, !sink_name
|| pa_namereg_is_valid_name(sink_name
), tag
, PA_ERR_INVALID
);
1726 CHECK_VALIDITY(c
->pstream
, sink_index
== PA_INVALID_INDEX
|| !sink_name
, tag
, PA_ERR_INVALID
);
1727 CHECK_VALIDITY(c
->pstream
, !sink_name
|| sink_index
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
1728 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1729 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1730 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
1731 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
&& volume
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1733 p
= pa_proplist_new();
1736 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1738 if (c
->version
>= 12) {
1739 /* Since 0.9.8 the user can ask for a couple of additional flags */
1741 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1742 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1743 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1744 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1745 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1746 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1747 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1750 pa_proplist_free(p
);
1755 if (c
->version
>= 13) {
1757 if (pa_tagstruct_get_boolean(t
, &muted
) < 0 ||
1758 pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
1759 pa_tagstruct_get_proplist(t
, p
) < 0) {
1761 pa_proplist_free(p
);
1766 if (c
->version
>= 14) {
1768 if (pa_tagstruct_get_boolean(t
, &volume_set
) < 0 ||
1769 pa_tagstruct_get_boolean(t
, &early_requests
) < 0) {
1771 pa_proplist_free(p
);
1776 if (c
->version
>= 15) {
1778 if (pa_tagstruct_get_boolean(t
, &muted_set
) < 0 ||
1779 pa_tagstruct_get_boolean(t
, &dont_inhibit_auto_suspend
) < 0) {
1781 pa_proplist_free(p
);
1786 if (!pa_tagstruct_eof(t
)) {
1788 pa_proplist_free(p
);
1792 if (sink_index
!= PA_INVALID_INDEX
) {
1794 if (!(sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
))) {
1795 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1796 pa_proplist_free(p
);
1800 } else if (sink_name
) {
1802 if (!(sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1))) {
1803 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1804 pa_proplist_free(p
);
1810 (corked
? PA_SINK_INPUT_START_CORKED
: 0) |
1811 (no_remap
? PA_SINK_INPUT_NO_REMAP
: 0) |
1812 (no_remix
? PA_SINK_INPUT_NO_REMIX
: 0) |
1813 (fix_format
? PA_SINK_INPUT_FIX_FORMAT
: 0) |
1814 (fix_rate
? PA_SINK_INPUT_FIX_RATE
: 0) |
1815 (fix_channels
? PA_SINK_INPUT_FIX_CHANNELS
: 0) |
1816 (no_move
? PA_SINK_INPUT_DONT_MOVE
: 0) |
1817 (variable_rate
? PA_SINK_INPUT_VARIABLE_RATE
: 0) |
1818 (dont_inhibit_auto_suspend
? PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND
: 0);
1820 /* Only since protocol version 15 there's a seperate muted_set
1821 * flag. For older versions we synthesize it here */
1822 muted_set
= muted_set
|| muted
;
1824 s
= playback_stream_new(c
, sink
, &ss
, &map
, &maxlength
, &tlength
, &prebuf
, &minreq
, volume_set
? &volume
: NULL
, muted
, muted_set
, syncid
, &missing
, flags
, p
, adjust_latency
, early_requests
);
1825 pa_proplist_free(p
);
1827 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
1829 reply
= reply_new(tag
);
1830 pa_tagstruct_putu32(reply
, s
->index
);
1831 pa_assert(s
->sink_input
);
1832 pa_tagstruct_putu32(reply
, s
->sink_input
->index
);
1833 pa_tagstruct_putu32(reply
, missing
);
1835 /* pa_log("initial request is %u", missing); */
1837 if (c
->version
>= 9) {
1838 /* Since 0.9.0 we support sending the buffer metrics back to the client */
1840 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
1841 pa_tagstruct_putu32(reply
, (uint32_t) tlength
);
1842 pa_tagstruct_putu32(reply
, (uint32_t) prebuf
);
1843 pa_tagstruct_putu32(reply
, (uint32_t) minreq
);
1846 if (c
->version
>= 12) {
1847 /* Since 0.9.8 we support sending the chosen sample
1848 * spec/channel map/device/suspend status back to the
1851 pa_tagstruct_put_sample_spec(reply
, &ss
);
1852 pa_tagstruct_put_channel_map(reply
, &map
);
1854 pa_tagstruct_putu32(reply
, s
->sink_input
->sink
->index
);
1855 pa_tagstruct_puts(reply
, s
->sink_input
->sink
->name
);
1857 pa_tagstruct_put_boolean(reply
, pa_sink_get_state(s
->sink_input
->sink
) == PA_SINK_SUSPENDED
);
1860 if (c
->version
>= 13)
1861 pa_tagstruct_put_usec(reply
, s
->sink_latency
);
1863 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1866 static void command_delete_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1867 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
1870 pa_native_connection_assert_ref(c
);
1873 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
1874 !pa_tagstruct_eof(t
)) {
1879 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1883 case PA_COMMAND_DELETE_PLAYBACK_STREAM
: {
1885 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !playback_stream_isinstance(s
)) {
1886 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1890 playback_stream_unlink(s
);
1894 case PA_COMMAND_DELETE_RECORD_STREAM
: {
1896 if (!(s
= pa_idxset_get_by_index(c
->record_streams
, channel
))) {
1897 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1901 record_stream_unlink(s
);
1905 case PA_COMMAND_DELETE_UPLOAD_STREAM
: {
1908 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !upload_stream_isinstance(s
)) {
1909 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1913 upload_stream_unlink(s
);
1918 pa_assert_not_reached();
1921 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1924 static void command_create_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1925 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
1927 uint32_t maxlength
, fragment_size
;
1928 uint32_t source_index
;
1929 const char *name
= NULL
, *source_name
;
1932 pa_tagstruct
*reply
;
1933 pa_source
*source
= NULL
;
1940 fix_channels
= FALSE
,
1942 variable_rate
= FALSE
,
1943 adjust_latency
= FALSE
,
1944 peak_detect
= FALSE
,
1945 early_requests
= FALSE
,
1946 dont_inhibit_auto_suspend
= FALSE
;
1947 pa_source_output_flags_t flags
= 0;
1949 uint32_t direct_on_input_idx
= PA_INVALID_INDEX
;
1950 pa_sink_input
*direct_on_input
= NULL
;
1952 pa_native_connection_assert_ref(c
);
1955 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1956 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
1957 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
1958 pa_tagstruct_getu32(t
, &source_index
) < 0 ||
1959 pa_tagstruct_gets(t
, &source_name
) < 0 ||
1960 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
1961 pa_tagstruct_get_boolean(t
, &corked
) < 0 ||
1962 pa_tagstruct_getu32(t
, &fragment_size
) < 0) {
1967 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1968 CHECK_VALIDITY(c
->pstream
, !source_name
|| pa_namereg_is_valid_name(source_name
), tag
, PA_ERR_INVALID
);
1969 CHECK_VALIDITY(c
->pstream
, source_index
== PA_INVALID_INDEX
|| !source_name
, tag
, PA_ERR_INVALID
);
1970 CHECK_VALIDITY(c
->pstream
, !source_name
|| source_index
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
1971 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1972 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1973 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1975 p
= pa_proplist_new();
1978 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1980 if (c
->version
>= 12) {
1981 /* Since 0.9.8 the user can ask for a couple of additional flags */
1983 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1984 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1985 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1986 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1987 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1988 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1989 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1992 pa_proplist_free(p
);
1997 if (c
->version
>= 13) {
1999 if (pa_tagstruct_get_boolean(t
, &peak_detect
) < 0 ||
2000 pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
2001 pa_tagstruct_get_proplist(t
, p
) < 0 ||
2002 pa_tagstruct_getu32(t
, &direct_on_input_idx
) < 0) {
2004 pa_proplist_free(p
);
2009 if (c
->version
>= 14) {
2011 if (pa_tagstruct_get_boolean(t
, &early_requests
) < 0) {
2013 pa_proplist_free(p
);
2018 if (c
->version
>= 15) {
2020 if (pa_tagstruct_get_boolean(t
, &dont_inhibit_auto_suspend
) < 0) {
2022 pa_proplist_free(p
);
2027 if (!pa_tagstruct_eof(t
)) {
2029 pa_proplist_free(p
);
2033 if (source_index
!= PA_INVALID_INDEX
) {
2035 if (!(source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, source_index
))) {
2036 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2037 pa_proplist_free(p
);
2041 } else if (source_name
) {
2043 if (!(source
= pa_namereg_get(c
->protocol
->core
, source_name
, PA_NAMEREG_SOURCE
, 1))) {
2044 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2045 pa_proplist_free(p
);
2050 if (direct_on_input_idx
!= PA_INVALID_INDEX
) {
2052 if (!(direct_on_input
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, direct_on_input_idx
))) {
2053 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2054 pa_proplist_free(p
);
2060 (corked
? PA_SOURCE_OUTPUT_START_CORKED
: 0) |
2061 (no_remap
? PA_SOURCE_OUTPUT_NO_REMAP
: 0) |
2062 (no_remix
? PA_SOURCE_OUTPUT_NO_REMIX
: 0) |
2063 (fix_format
? PA_SOURCE_OUTPUT_FIX_FORMAT
: 0) |
2064 (fix_rate
? PA_SOURCE_OUTPUT_FIX_RATE
: 0) |
2065 (fix_channels
? PA_SOURCE_OUTPUT_FIX_CHANNELS
: 0) |
2066 (no_move
? PA_SOURCE_OUTPUT_DONT_MOVE
: 0) |
2067 (variable_rate
? PA_SOURCE_OUTPUT_VARIABLE_RATE
: 0) |
2068 (dont_inhibit_auto_suspend
? PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND
: 0);
2070 s
= record_stream_new(c
, source
, &ss
, &map
, peak_detect
, &maxlength
, &fragment_size
, flags
, p
, adjust_latency
, direct_on_input
, early_requests
);
2071 pa_proplist_free(p
);
2073 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
2075 reply
= reply_new(tag
);
2076 pa_tagstruct_putu32(reply
, s
->index
);
2077 pa_assert(s
->source_output
);
2078 pa_tagstruct_putu32(reply
, s
->source_output
->index
);
2080 if (c
->version
>= 9) {
2081 /* Since 0.9 we support sending the buffer metrics back to the client */
2083 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
2084 pa_tagstruct_putu32(reply
, (uint32_t) fragment_size
);
2087 if (c
->version
>= 12) {
2088 /* Since 0.9.8 we support sending the chosen sample
2089 * spec/channel map/device/suspend status back to the
2092 pa_tagstruct_put_sample_spec(reply
, &ss
);
2093 pa_tagstruct_put_channel_map(reply
, &map
);
2095 pa_tagstruct_putu32(reply
, s
->source_output
->source
->index
);
2096 pa_tagstruct_puts(reply
, s
->source_output
->source
->name
);
2098 pa_tagstruct_put_boolean(reply
, pa_source_get_state(s
->source_output
->source
) == PA_SOURCE_SUSPENDED
);
2101 if (c
->version
>= 13)
2102 pa_tagstruct_put_usec(reply
, s
->source_latency
);
2104 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2107 static void command_exit(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2108 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2111 pa_native_connection_assert_ref(c
);
2114 if (!pa_tagstruct_eof(t
)) {
2119 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2120 ret
= pa_core_exit(c
->protocol
->core
, FALSE
, 0);
2121 CHECK_VALIDITY(c
->pstream
, ret
>= 0, tag
, PA_ERR_ACCESS
);
2123 pa_pstream_send_simple_ack(c
->pstream
, tag
); /* nonsense */
2126 static void command_auth(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2127 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2129 pa_tagstruct
*reply
;
2130 pa_bool_t shm_on_remote
= FALSE
, do_shm
;
2132 pa_native_connection_assert_ref(c
);
2135 if (pa_tagstruct_getu32(t
, &c
->version
) < 0 ||
2136 pa_tagstruct_get_arbitrary(t
, &cookie
, PA_NATIVE_COOKIE_LENGTH
) < 0 ||
2137 !pa_tagstruct_eof(t
)) {
2142 /* Minimum supported version */
2143 if (c
->version
< 8) {
2144 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_VERSION
);
2148 /* Starting with protocol version 13 the MSB of the version tag
2149 reflects if shm is available for this pa_native_connection or
2151 if (c
->version
>= 13) {
2152 shm_on_remote
= !!(c
->version
& 0x80000000U
);
2153 c
->version
&= 0x7FFFFFFFU
;
2156 pa_log_debug("Protocol version: remote %u, local %u", c
->version
, PA_PROTOCOL_VERSION
);
2158 pa_proplist_setf(c
->client
->proplist
, "native-protocol.version", "%u", c
->version
);
2160 if (!c
->authorized
) {
2161 pa_bool_t success
= FALSE
;
2164 const pa_creds
*creds
;
2166 if ((creds
= pa_pdispatch_creds(pd
))) {
2167 if (creds
->uid
== getuid())
2169 else if (c
->options
->auth_group
) {
2173 if ((gid
= pa_get_gid_of_group(c
->options
->auth_group
)) == (gid_t
) -1)
2174 pa_log_warn("Failed to get GID of group '%s'", c
->options
->auth_group
);
2175 else if (gid
== creds
->gid
)
2179 if ((r
= pa_uid_in_group(creds
->uid
, c
->options
->auth_group
)) < 0)
2180 pa_log_warn("Failed to check group membership.");
2186 pa_log_info("Got credentials: uid=%lu gid=%lu success=%i",
2187 (unsigned long) creds
->uid
,
2188 (unsigned long) creds
->gid
,
2193 if (!success
&& c
->options
->auth_cookie
) {
2196 if ((ac
= pa_auth_cookie_read(c
->options
->auth_cookie
, PA_NATIVE_COOKIE_LENGTH
)))
2197 if (memcmp(ac
, cookie
, PA_NATIVE_COOKIE_LENGTH
) == 0)
2202 pa_log_warn("Denied access to client with invalid authorization data.");
2203 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_ACCESS
);
2207 c
->authorized
= TRUE
;
2208 if (c
->auth_timeout_event
) {
2209 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
2210 c
->auth_timeout_event
= NULL
;
2214 /* Enable shared memory support if possible */
2216 pa_mempool_is_shared(c
->protocol
->core
->mempool
) &&
2219 pa_log_debug("SHM possible: %s", pa_yes_no(do_shm
));
2222 if (c
->version
< 10 || (c
->version
>= 13 && !shm_on_remote
))
2227 /* Only enable SHM if both sides are owned by the same
2228 * user. This is a security measure because otherwise data
2229 * private to the user might leak. */
2231 const pa_creds
*creds
;
2232 if (!(creds
= pa_pdispatch_creds(pd
)) || getuid() != creds
->uid
)
2237 pa_log_debug("Negotiated SHM: %s", pa_yes_no(do_shm
));
2238 pa_pstream_enable_shm(c
->pstream
, do_shm
);
2240 reply
= reply_new(tag
);
2241 pa_tagstruct_putu32(reply
, PA_PROTOCOL_VERSION
| (do_shm
? 0x80000000 : 0));
2245 /* SHM support is only enabled after both sides made sure they are the same user. */
2249 ucred
.uid
= getuid();
2250 ucred
.gid
= getgid();
2252 pa_pstream_send_tagstruct_with_creds(c
->pstream
, reply
, &ucred
);
2255 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2259 static void command_set_client_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2260 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2261 const char *name
= NULL
;
2263 pa_tagstruct
*reply
;
2265 pa_native_connection_assert_ref(c
);
2268 p
= pa_proplist_new();
2270 if ((c
->version
< 13 && pa_tagstruct_gets(t
, &name
) < 0) ||
2271 (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
2272 !pa_tagstruct_eof(t
)) {
2275 pa_proplist_free(p
);
2280 if (pa_proplist_sets(p
, PA_PROP_APPLICATION_NAME
, name
) < 0) {
2281 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
2282 pa_proplist_free(p
);
2286 pa_proplist_update(c
->client
->proplist
, PA_UPDATE_REPLACE
, p
);
2287 pa_proplist_free(p
);
2289 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
2291 reply
= reply_new(tag
);
2293 if (c
->version
>= 13)
2294 pa_tagstruct_putu32(reply
, c
->client
->index
);
2296 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2299 static void command_lookup(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2300 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2302 uint32_t idx
= PA_IDXSET_INVALID
;
2304 pa_native_connection_assert_ref(c
);
2307 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2308 !pa_tagstruct_eof(t
)) {
2313 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2314 CHECK_VALIDITY(c
->pstream
, name
&& pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
2316 if (command
== PA_COMMAND_LOOKUP_SINK
) {
2318 if ((sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1)))
2322 pa_assert(command
== PA_COMMAND_LOOKUP_SOURCE
);
2323 if ((source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1)))
2324 idx
= source
->index
;
2327 if (idx
== PA_IDXSET_INVALID
)
2328 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2330 pa_tagstruct
*reply
;
2331 reply
= reply_new(tag
);
2332 pa_tagstruct_putu32(reply
, idx
);
2333 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2337 static void command_drain_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2338 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2342 pa_native_connection_assert_ref(c
);
2345 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2346 !pa_tagstruct_eof(t
)) {
2351 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2352 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2353 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2354 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2356 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
);
2359 static void command_stat(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2360 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2361 pa_tagstruct
*reply
;
2362 const pa_mempool_stat
*stat
;
2364 pa_native_connection_assert_ref(c
);
2367 if (!pa_tagstruct_eof(t
)) {
2372 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2374 stat
= pa_mempool_get_stat(c
->protocol
->core
->mempool
);
2376 reply
= reply_new(tag
);
2377 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_allocated
));
2378 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->allocated_size
));
2379 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_accumulated
));
2380 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->accumulated_size
));
2381 pa_tagstruct_putu32(reply
, (uint32_t) pa_scache_total_size(c
->protocol
->core
));
2382 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2385 static void command_get_playback_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2386 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2387 pa_tagstruct
*reply
;
2389 struct timeval tv
, now
;
2393 pa_native_connection_assert_ref(c
);
2396 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2397 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2398 !pa_tagstruct_eof(t
)) {
2403 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2404 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2405 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2406 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2407 CHECK_VALIDITY(c
->pstream
, pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_UPDATE_LATENCY
, s
, 0, NULL
) == 0, tag
, PA_ERR_NOENTITY
)
2409 reply
= reply_new(tag
);
2411 latency
= pa_sink_get_latency(s
->sink_input
->sink
);
2412 latency
+= pa_bytes_to_usec(s
->render_memblockq_length
, &s
->sink_input
->sample_spec
);
2414 pa_tagstruct_put_usec(reply
, latency
);
2416 pa_tagstruct_put_usec(reply
, 0);
2417 pa_tagstruct_put_boolean(reply
, s
->sink_input
->thread_info
.playing_for
> 0);
2418 pa_tagstruct_put_timeval(reply
, &tv
);
2419 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2420 pa_tagstruct_puts64(reply
, s
->write_index
);
2421 pa_tagstruct_puts64(reply
, s
->read_index
);
2423 if (c
->version
>= 13) {
2424 pa_tagstruct_putu64(reply
, s
->sink_input
->thread_info
.underrun_for
);
2425 pa_tagstruct_putu64(reply
, s
->sink_input
->thread_info
.playing_for
);
2428 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2431 static void command_get_record_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2432 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2433 pa_tagstruct
*reply
;
2435 struct timeval tv
, now
;
2438 pa_native_connection_assert_ref(c
);
2441 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2442 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2443 !pa_tagstruct_eof(t
)) {
2448 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2449 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2450 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2452 reply
= reply_new(tag
);
2453 pa_tagstruct_put_usec(reply
, s
->source_output
->source
->monitor_of
? pa_sink_get_latency(s
->source_output
->source
->monitor_of
) : 0);
2454 pa_tagstruct_put_usec(reply
, pa_source_get_latency(s
->source_output
->source
));
2455 pa_tagstruct_put_boolean(reply
, pa_source_get_state(s
->source_output
->source
) == PA_SOURCE_RUNNING
);
2456 pa_tagstruct_put_timeval(reply
, &tv
);
2457 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2458 pa_tagstruct_puts64(reply
, pa_memblockq_get_write_index(s
->memblockq
));
2459 pa_tagstruct_puts64(reply
, pa_memblockq_get_read_index(s
->memblockq
));
2460 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2463 static void command_create_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2464 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2467 const char *name
= NULL
;
2470 pa_tagstruct
*reply
;
2473 pa_native_connection_assert_ref(c
);
2476 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2477 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
2478 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
2479 pa_tagstruct_getu32(t
, &length
) < 0) {
2484 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2485 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
2486 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
2487 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
2488 CHECK_VALIDITY(c
->pstream
, (length
% pa_frame_size(&ss
)) == 0 && length
> 0, tag
, PA_ERR_INVALID
);
2489 CHECK_VALIDITY(c
->pstream
, length
<= PA_SCACHE_ENTRY_SIZE_MAX
, tag
, PA_ERR_TOOLARGE
);
2491 p
= pa_proplist_new();
2493 if (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) {
2495 pa_proplist_free(p
);
2499 if (c
->version
< 13)
2500 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
2502 if (!(name
= pa_proplist_gets(p
, PA_PROP_EVENT_ID
)))
2503 name
= pa_proplist_gets(p
, PA_PROP_MEDIA_NAME
);
2505 CHECK_VALIDITY(c
->pstream
, name
&& pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
2507 s
= upload_stream_new(c
, &ss
, &map
, name
, length
, p
);
2508 pa_proplist_free(p
);
2510 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
2512 reply
= reply_new(tag
);
2513 pa_tagstruct_putu32(reply
, s
->index
);
2514 pa_tagstruct_putu32(reply
, length
);
2515 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2518 static void command_finish_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2519 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2524 pa_native_connection_assert_ref(c
);
2527 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
2528 !pa_tagstruct_eof(t
)) {
2533 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2535 s
= pa_idxset_get_by_index(c
->output_streams
, channel
);
2536 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2537 CHECK_VALIDITY(c
->pstream
, upload_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2539 if (pa_scache_add_item(c
->protocol
->core
, s
->name
, &s
->sample_spec
, &s
->channel_map
, &s
->memchunk
, s
->proplist
, &idx
) < 0)
2540 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INTERNAL
);
2542 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2544 upload_stream_unlink(s
);
2547 static void command_play_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2548 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2549 uint32_t sink_index
;
2552 const char *name
, *sink_name
;
2555 pa_tagstruct
*reply
;
2557 pa_native_connection_assert_ref(c
);
2560 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2562 if (pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
2563 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
2564 pa_tagstruct_getu32(t
, &volume
) < 0 ||
2565 pa_tagstruct_gets(t
, &name
) < 0) {
2570 CHECK_VALIDITY(c
->pstream
, !sink_name
|| pa_namereg_is_valid_name(sink_name
), tag
, PA_ERR_INVALID
);
2571 CHECK_VALIDITY(c
->pstream
, sink_index
== PA_INVALID_INDEX
|| !sink_name
, tag
, PA_ERR_INVALID
);
2572 CHECK_VALIDITY(c
->pstream
, !sink_name
|| sink_index
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2573 CHECK_VALIDITY(c
->pstream
, name
&& pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
2575 if (sink_index
!= PA_INVALID_INDEX
)
2576 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
2578 sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1);
2580 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
2582 p
= pa_proplist_new();
2584 if ((c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
2585 !pa_tagstruct_eof(t
)) {
2587 pa_proplist_free(p
);
2591 pa_proplist_update(p
, PA_UPDATE_MERGE
, c
->client
->proplist
);
2593 if (pa_scache_play_item(c
->protocol
->core
, name
, sink
, volume
, p
, &idx
) < 0) {
2594 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2595 pa_proplist_free(p
);
2599 pa_proplist_free(p
);
2601 reply
= reply_new(tag
);
2603 if (c
->version
>= 13)
2604 pa_tagstruct_putu32(reply
, idx
);
2606 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2609 static void command_remove_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2610 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2613 pa_native_connection_assert_ref(c
);
2616 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2617 !pa_tagstruct_eof(t
)) {
2622 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2623 CHECK_VALIDITY(c
->pstream
, name
&& pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
2625 if (pa_scache_remove_item(c
->protocol
->core
, name
) < 0) {
2626 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2630 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2633 static void fixup_sample_spec(pa_native_connection
*c
, pa_sample_spec
*fixed
, const pa_sample_spec
*original
) {
2636 pa_assert(original
);
2640 if (c
->version
< 12) {
2641 /* Before protocol version 12 we didn't support S32 samples,
2642 * so we need to lie about this to the client */
2644 if (fixed
->format
== PA_SAMPLE_S32LE
)
2645 fixed
->format
= PA_SAMPLE_FLOAT32LE
;
2646 if (fixed
->format
== PA_SAMPLE_S32BE
)
2647 fixed
->format
= PA_SAMPLE_FLOAT32BE
;
2651 static void sink_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_sink
*sink
) {
2652 pa_sample_spec fixed_ss
;
2655 pa_sink_assert_ref(sink
);
2657 fixup_sample_spec(c
, &fixed_ss
, &sink
->sample_spec
);
2661 PA_TAG_U32
, sink
->index
,
2662 PA_TAG_STRING
, sink
->name
,
2663 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(sink
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2664 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2665 PA_TAG_CHANNEL_MAP
, &sink
->channel_map
,
2666 PA_TAG_U32
, sink
->module
? sink
->module
->index
: PA_INVALID_INDEX
,
2667 PA_TAG_CVOLUME
, pa_sink_get_volume(sink
, FALSE
),
2668 PA_TAG_BOOLEAN
, pa_sink_get_mute(sink
, FALSE
),
2669 PA_TAG_U32
, sink
->monitor_source
? sink
->monitor_source
->index
: PA_INVALID_INDEX
,
2670 PA_TAG_STRING
, sink
->monitor_source
? sink
->monitor_source
->name
: NULL
,
2671 PA_TAG_USEC
, pa_sink_get_latency(sink
),
2672 PA_TAG_STRING
, sink
->driver
,
2673 PA_TAG_U32
, sink
->flags
,
2676 if (c
->version
>= 13) {
2677 pa_tagstruct_put_proplist(t
, sink
->proplist
);
2678 pa_tagstruct_put_usec(t
, pa_sink_get_requested_latency(sink
));
2681 if (c
->version
>= 14)
2682 pa_tagstruct_put_volume(t
, sink
->base_volume
);
2685 static void source_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_source
*source
) {
2686 pa_sample_spec fixed_ss
;
2689 pa_source_assert_ref(source
);
2691 fixup_sample_spec(c
, &fixed_ss
, &source
->sample_spec
);
2695 PA_TAG_U32
, source
->index
,
2696 PA_TAG_STRING
, source
->name
,
2697 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(source
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2698 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2699 PA_TAG_CHANNEL_MAP
, &source
->channel_map
,
2700 PA_TAG_U32
, source
->module
? source
->module
->index
: PA_INVALID_INDEX
,
2701 PA_TAG_CVOLUME
, pa_source_get_volume(source
, FALSE
),
2702 PA_TAG_BOOLEAN
, pa_source_get_mute(source
, FALSE
),
2703 PA_TAG_U32
, source
->monitor_of
? source
->monitor_of
->index
: PA_INVALID_INDEX
,
2704 PA_TAG_STRING
, source
->monitor_of
? source
->monitor_of
->name
: NULL
,
2705 PA_TAG_USEC
, pa_source_get_latency(source
),
2706 PA_TAG_STRING
, source
->driver
,
2707 PA_TAG_U32
, source
->flags
,
2710 if (c
->version
>= 13) {
2711 pa_tagstruct_put_proplist(t
, source
->proplist
);
2712 pa_tagstruct_put_usec(t
, pa_source_get_requested_latency(source
));
2715 if (c
->version
>= 14)
2716 pa_tagstruct_put_volume(t
, source
->base_volume
);
2719 static void client_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_client
*client
) {
2723 pa_tagstruct_putu32(t
, client
->index
);
2724 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(client
->proplist
, PA_PROP_APPLICATION_NAME
)));
2725 pa_tagstruct_putu32(t
, client
->module
? client
->module
->index
: PA_INVALID_INDEX
);
2726 pa_tagstruct_puts(t
, client
->driver
);
2728 if (c
->version
>= 13)
2729 pa_tagstruct_put_proplist(t
, client
->proplist
);
2733 static void module_fill_tagstruct(pa_tagstruct
*t
, pa_module
*module
) {
2737 pa_tagstruct_putu32(t
, module
->index
);
2738 pa_tagstruct_puts(t
, module
->name
);
2739 pa_tagstruct_puts(t
, module
->argument
);
2740 pa_tagstruct_putu32(t
, (uint32_t) module
->n_used
);
2741 pa_tagstruct_put_boolean(t
, module
->auto_unload
);
2744 static void sink_input_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_sink_input
*s
) {
2745 pa_sample_spec fixed_ss
;
2746 pa_usec_t sink_latency
;
2749 pa_sink_input_assert_ref(s
);
2751 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2753 pa_tagstruct_putu32(t
, s
->index
);
2754 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2755 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2756 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2757 pa_tagstruct_putu32(t
, s
->sink
->index
);
2758 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2759 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2760 pa_tagstruct_put_cvolume(t
, pa_sink_input_get_volume(s
));
2761 pa_tagstruct_put_usec(t
, pa_sink_input_get_latency(s
, &sink_latency
));
2762 pa_tagstruct_put_usec(t
, sink_latency
);
2763 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_sink_input_get_resample_method(s
)));
2764 pa_tagstruct_puts(t
, s
->driver
);
2765 if (c
->version
>= 11)
2766 pa_tagstruct_put_boolean(t
, pa_sink_input_get_mute(s
));
2767 if (c
->version
>= 13)
2768 pa_tagstruct_put_proplist(t
, s
->proplist
);
2771 static void source_output_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_source_output
*s
) {
2772 pa_sample_spec fixed_ss
;
2773 pa_usec_t source_latency
;
2776 pa_source_output_assert_ref(s
);
2778 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2780 pa_tagstruct_putu32(t
, s
->index
);
2781 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2782 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2783 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2784 pa_tagstruct_putu32(t
, s
->source
->index
);
2785 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2786 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2787 pa_tagstruct_put_usec(t
, pa_source_output_get_latency(s
, &source_latency
));
2788 pa_tagstruct_put_usec(t
, source_latency
);
2789 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_source_output_get_resample_method(s
)));
2790 pa_tagstruct_puts(t
, s
->driver
);
2792 if (c
->version
>= 13)
2793 pa_tagstruct_put_proplist(t
, s
->proplist
);
2796 static void scache_fill_tagstruct(pa_native_connection
*c
, pa_tagstruct
*t
, pa_scache_entry
*e
) {
2797 pa_sample_spec fixed_ss
;
2802 if (e
->memchunk
.memblock
)
2803 fixup_sample_spec(c
, &fixed_ss
, &e
->sample_spec
);
2805 memset(&fixed_ss
, 0, sizeof(fixed_ss
));
2807 pa_tagstruct_putu32(t
, e
->index
);
2808 pa_tagstruct_puts(t
, e
->name
);
2809 pa_tagstruct_put_cvolume(t
, &e
->volume
);
2810 pa_tagstruct_put_usec(t
, e
->memchunk
.memblock
? pa_bytes_to_usec(e
->memchunk
.length
, &e
->sample_spec
) : 0);
2811 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2812 pa_tagstruct_put_channel_map(t
, &e
->channel_map
);
2813 pa_tagstruct_putu32(t
, (uint32_t) e
->memchunk
.length
);
2814 pa_tagstruct_put_boolean(t
, e
->lazy
);
2815 pa_tagstruct_puts(t
, e
->filename
);
2817 if (c
->version
>= 13)
2818 pa_tagstruct_put_proplist(t
, e
->proplist
);
2821 static void command_get_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2822 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2824 pa_sink
*sink
= NULL
;
2825 pa_source
*source
= NULL
;
2826 pa_client
*client
= NULL
;
2827 pa_module
*module
= NULL
;
2828 pa_sink_input
*si
= NULL
;
2829 pa_source_output
*so
= NULL
;
2830 pa_scache_entry
*sce
= NULL
;
2831 const char *name
= NULL
;
2832 pa_tagstruct
*reply
;
2834 pa_native_connection_assert_ref(c
);
2837 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2838 (command
!= PA_COMMAND_GET_CLIENT_INFO
&&
2839 command
!= PA_COMMAND_GET_MODULE_INFO
&&
2840 command
!= PA_COMMAND_GET_SINK_INPUT_INFO
&&
2841 command
!= PA_COMMAND_GET_SOURCE_OUTPUT_INFO
&&
2842 pa_tagstruct_gets(t
, &name
) < 0) ||
2843 !pa_tagstruct_eof(t
)) {
2848 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2849 CHECK_VALIDITY(c
->pstream
, !name
|| pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
2850 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| name
, tag
, PA_ERR_INVALID
);
2851 CHECK_VALIDITY(c
->pstream
, idx
== PA_INVALID_INDEX
|| !name
, tag
, PA_ERR_INVALID
);
2852 CHECK_VALIDITY(c
->pstream
, !name
|| idx
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2854 if (command
== PA_COMMAND_GET_SINK_INFO
) {
2855 if (idx
!= PA_INVALID_INDEX
)
2856 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2858 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2859 } else if (command
== PA_COMMAND_GET_SOURCE_INFO
) {
2860 if (idx
!= PA_INVALID_INDEX
)
2861 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2863 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2864 } else if (command
== PA_COMMAND_GET_CLIENT_INFO
)
2865 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
2866 else if (command
== PA_COMMAND_GET_MODULE_INFO
)
2867 module
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
2868 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO
)
2869 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2870 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO
)
2871 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
2873 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO
);
2874 if (idx
!= PA_INVALID_INDEX
)
2875 sce
= pa_idxset_get_by_index(c
->protocol
->core
->scache
, idx
);
2877 sce
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SAMPLE
, 0);
2880 if (!sink
&& !source
&& !client
&& !module
&& !si
&& !so
&& !sce
) {
2881 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2885 reply
= reply_new(tag
);
2887 sink_fill_tagstruct(c
, reply
, sink
);
2889 source_fill_tagstruct(c
, reply
, source
);
2891 client_fill_tagstruct(c
, reply
, client
);
2893 module_fill_tagstruct(reply
, module
);
2895 sink_input_fill_tagstruct(c
, reply
, si
);
2897 source_output_fill_tagstruct(c
, reply
, so
);
2899 scache_fill_tagstruct(c
, reply
, sce
);
2900 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2903 static void command_get_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2904 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2908 pa_tagstruct
*reply
;
2910 pa_native_connection_assert_ref(c
);
2913 if (!pa_tagstruct_eof(t
)) {
2918 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2920 reply
= reply_new(tag
);
2922 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2923 i
= c
->protocol
->core
->sinks
;
2924 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2925 i
= c
->protocol
->core
->sources
;
2926 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2927 i
= c
->protocol
->core
->clients
;
2928 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2929 i
= c
->protocol
->core
->modules
;
2930 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2931 i
= c
->protocol
->core
->sink_inputs
;
2932 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2933 i
= c
->protocol
->core
->source_outputs
;
2935 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2936 i
= c
->protocol
->core
->scache
;
2940 for (p
= pa_idxset_first(i
, &idx
); p
; p
= pa_idxset_next(i
, &idx
)) {
2941 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2942 sink_fill_tagstruct(c
, reply
, p
);
2943 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2944 source_fill_tagstruct(c
, reply
, p
);
2945 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2946 client_fill_tagstruct(c
, reply
, p
);
2947 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2948 module_fill_tagstruct(reply
, p
);
2949 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2950 sink_input_fill_tagstruct(c
, reply
, p
);
2951 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2952 source_output_fill_tagstruct(c
, reply
, p
);
2954 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2955 scache_fill_tagstruct(c
, reply
, p
);
2960 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2963 static void command_get_server_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2964 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
2965 pa_tagstruct
*reply
;
2968 pa_sample_spec fixed_ss
;
2970 pa_native_connection_assert_ref(c
);
2973 if (!pa_tagstruct_eof(t
)) {
2978 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2980 reply
= reply_new(tag
);
2981 pa_tagstruct_puts(reply
, PACKAGE_NAME
);
2982 pa_tagstruct_puts(reply
, PACKAGE_VERSION
);
2983 pa_tagstruct_puts(reply
, pa_get_user_name(txt
, sizeof(txt
)));
2984 pa_tagstruct_puts(reply
, pa_get_host_name(txt
, sizeof(txt
)));
2986 fixup_sample_spec(c
, &fixed_ss
, &c
->protocol
->core
->default_sample_spec
);
2987 pa_tagstruct_put_sample_spec(reply
, &fixed_ss
);
2989 n
= pa_namereg_get_default_sink_name(c
->protocol
->core
);
2990 pa_tagstruct_puts(reply
, n
);
2991 n
= pa_namereg_get_default_source_name(c
->protocol
->core
);
2992 pa_tagstruct_puts(reply
, n
);
2994 pa_tagstruct_putu32(reply
, c
->protocol
->core
->cookie
);
2996 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2999 static void subscription_cb(pa_core
*core
, pa_subscription_event_type_t e
, uint32_t idx
, void *userdata
) {
3001 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3003 pa_native_connection_assert_ref(c
);
3005 t
= pa_tagstruct_new(NULL
, 0);
3006 pa_tagstruct_putu32(t
, PA_COMMAND_SUBSCRIBE_EVENT
);
3007 pa_tagstruct_putu32(t
, (uint32_t) -1);
3008 pa_tagstruct_putu32(t
, e
);
3009 pa_tagstruct_putu32(t
, idx
);
3010 pa_pstream_send_tagstruct(c
->pstream
, t
);
3013 static void command_subscribe(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3014 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3015 pa_subscription_mask_t m
;
3017 pa_native_connection_assert_ref(c
);
3020 if (pa_tagstruct_getu32(t
, &m
) < 0 ||
3021 !pa_tagstruct_eof(t
)) {
3026 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3027 CHECK_VALIDITY(c
->pstream
, (m
& ~PA_SUBSCRIPTION_MASK_ALL
) == 0, tag
, PA_ERR_INVALID
);
3029 if (c
->subscription
)
3030 pa_subscription_free(c
->subscription
);
3033 c
->subscription
= pa_subscription_new(c
->protocol
->core
, m
, subscription_cb
, c
);
3034 pa_assert(c
->subscription
);
3036 c
->subscription
= NULL
;
3038 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3041 static void command_set_volume(
3048 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3051 pa_sink
*sink
= NULL
;
3052 pa_source
*source
= NULL
;
3053 pa_sink_input
*si
= NULL
;
3054 const char *name
= NULL
;
3056 pa_native_connection_assert_ref(c
);
3059 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3060 (command
== PA_COMMAND_SET_SINK_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
3061 (command
== PA_COMMAND_SET_SOURCE_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
3062 pa_tagstruct_get_cvolume(t
, &volume
) ||
3063 !pa_tagstruct_eof(t
)) {
3068 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3069 CHECK_VALIDITY(c
->pstream
, !name
|| pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
3070 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| name
, tag
, PA_ERR_INVALID
);
3071 CHECK_VALIDITY(c
->pstream
, idx
== PA_INVALID_INDEX
|| !name
, tag
, PA_ERR_INVALID
);
3072 CHECK_VALIDITY(c
->pstream
, !name
|| idx
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3073 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
3077 case PA_COMMAND_SET_SINK_VOLUME
:
3078 if (idx
!= PA_INVALID_INDEX
)
3079 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
3081 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3084 case PA_COMMAND_SET_SOURCE_VOLUME
:
3085 if (idx
!= PA_INVALID_INDEX
)
3086 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
3088 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3091 case PA_COMMAND_SET_SINK_INPUT_VOLUME
:
3092 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3096 pa_assert_not_reached();
3099 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
3102 pa_sink_set_volume(sink
, &volume
);
3104 pa_source_set_volume(source
, &volume
);
3106 pa_sink_input_set_volume(si
, &volume
);
3108 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3111 static void command_set_mute(
3118 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3121 pa_sink
*sink
= NULL
;
3122 pa_source
*source
= NULL
;
3123 pa_sink_input
*si
= NULL
;
3124 const char *name
= NULL
;
3126 pa_native_connection_assert_ref(c
);
3129 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3130 (command
== PA_COMMAND_SET_SINK_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
3131 (command
== PA_COMMAND_SET_SOURCE_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
3132 pa_tagstruct_get_boolean(t
, &mute
) ||
3133 !pa_tagstruct_eof(t
)) {
3138 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3139 CHECK_VALIDITY(c
->pstream
, !name
|| pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
3140 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| name
, tag
, PA_ERR_INVALID
);
3141 CHECK_VALIDITY(c
->pstream
, idx
== PA_INVALID_INDEX
|| !name
, tag
, PA_ERR_INVALID
);
3142 CHECK_VALIDITY(c
->pstream
, !name
|| idx
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3146 case PA_COMMAND_SET_SINK_MUTE
:
3148 if (idx
!= PA_INVALID_INDEX
)
3149 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
3151 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3155 case PA_COMMAND_SET_SOURCE_MUTE
:
3156 if (idx
!= PA_INVALID_INDEX
)
3157 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
3159 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3163 case PA_COMMAND_SET_SINK_INPUT_MUTE
:
3164 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3168 pa_assert_not_reached();
3171 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
3174 pa_sink_set_mute(sink
, mute
);
3176 pa_source_set_mute(source
, mute
);
3178 pa_sink_input_set_mute(si
, mute
);
3180 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3183 static void command_cork_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3184 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3189 pa_native_connection_assert_ref(c
);
3192 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3193 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
3194 !pa_tagstruct_eof(t
)) {
3199 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3200 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3201 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3202 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3203 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3205 pa_sink_input_cork(s
->sink_input
, b
);
3208 s
->is_underrun
= TRUE
;
3210 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3213 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3214 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3218 pa_native_connection_assert_ref(c
);
3221 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3222 !pa_tagstruct_eof(t
)) {
3227 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3228 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3229 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3230 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3231 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3234 case PA_COMMAND_FLUSH_PLAYBACK_STREAM
:
3235 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_FLUSH
, NULL
, 0, NULL
);
3238 case PA_COMMAND_PREBUF_PLAYBACK_STREAM
:
3239 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_PREBUF_FORCE
, NULL
, 0, NULL
);
3242 case PA_COMMAND_TRIGGER_PLAYBACK_STREAM
:
3243 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_TRIGGER
, NULL
, 0, NULL
);
3247 pa_assert_not_reached();
3250 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3253 static void command_cork_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3254 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3259 pa_native_connection_assert_ref(c
);
3262 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3263 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
3264 !pa_tagstruct_eof(t
)) {
3269 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3270 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3271 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3273 pa_source_output_cork(s
->source_output
, b
);
3274 pa_memblockq_prebuf_force(s
->memblockq
);
3275 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3278 static void command_flush_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3279 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3283 pa_native_connection_assert_ref(c
);
3286 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3287 !pa_tagstruct_eof(t
)) {
3292 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3293 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3294 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3296 pa_memblockq_flush_read(s
->memblockq
);
3297 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3300 static void command_set_stream_buffer_attr(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3301 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3303 uint32_t maxlength
, tlength
, prebuf
, minreq
, fragsize
;
3304 pa_tagstruct
*reply
;
3306 pa_native_connection_assert_ref(c
);
3309 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
3314 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3316 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
) {
3318 pa_bool_t adjust_latency
= FALSE
, early_requests
= FALSE
;
3320 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3321 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3322 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3324 if (pa_tagstruct_get(
3326 PA_TAG_U32
, &maxlength
,
3327 PA_TAG_U32
, &tlength
,
3328 PA_TAG_U32
, &prebuf
,
3329 PA_TAG_U32
, &minreq
,
3330 PA_TAG_INVALID
) < 0 ||
3331 (c
->version
>= 13 && pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0) ||
3332 (c
->version
>= 14 && pa_tagstruct_get_boolean(t
, &early_requests
) < 0) ||
3333 !pa_tagstruct_eof(t
)) {
3338 fix_playback_buffer_attr_pre(s
, adjust_latency
, early_requests
, &maxlength
, &tlength
, &prebuf
, &minreq
);
3339 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
3340 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
3341 pa_memblockq_set_prebuf(s
->memblockq
, prebuf
);
3342 pa_memblockq_set_minreq(s
->memblockq
, minreq
);
3343 fix_playback_buffer_attr_post(s
, &maxlength
, &tlength
, &prebuf
, &minreq
);
3345 reply
= reply_new(tag
);
3346 pa_tagstruct_putu32(reply
, maxlength
);
3347 pa_tagstruct_putu32(reply
, tlength
);
3348 pa_tagstruct_putu32(reply
, prebuf
);
3349 pa_tagstruct_putu32(reply
, minreq
);
3351 if (c
->version
>= 13)
3352 pa_tagstruct_put_usec(reply
, s
->sink_latency
);
3356 pa_bool_t adjust_latency
= FALSE
, early_requests
= FALSE
;
3357 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
);
3359 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3360 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3362 if (pa_tagstruct_get(
3364 PA_TAG_U32
, &maxlength
,
3365 PA_TAG_U32
, &fragsize
,
3366 PA_TAG_INVALID
) < 0 ||
3367 (c
->version
>= 13 && pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0) ||
3368 (c
->version
>= 14 && pa_tagstruct_get_boolean(t
, &early_requests
) < 0) ||
3369 !pa_tagstruct_eof(t
)) {
3374 fix_record_buffer_attr_pre(s
, adjust_latency
, early_requests
, &maxlength
, &fragsize
);
3375 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
3376 fix_record_buffer_attr_post(s
, &maxlength
, &fragsize
);
3378 reply
= reply_new(tag
);
3379 pa_tagstruct_putu32(reply
, maxlength
);
3380 pa_tagstruct_putu32(reply
, fragsize
);
3382 if (c
->version
>= 13)
3383 pa_tagstruct_put_usec(reply
, s
->source_latency
);
3386 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3389 static void command_update_stream_sample_rate(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3390 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3394 pa_native_connection_assert_ref(c
);
3397 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3398 pa_tagstruct_getu32(t
, &rate
) < 0 ||
3399 !pa_tagstruct_eof(t
)) {
3404 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3405 CHECK_VALIDITY(c
->pstream
, rate
> 0 && rate
<= PA_RATE_MAX
, tag
, PA_ERR_INVALID
);
3407 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
) {
3410 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3411 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3412 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3414 pa_sink_input_set_rate(s
->sink_input
, rate
);
3418 pa_assert(command
== PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
);
3420 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3421 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3423 pa_source_output_set_rate(s
->source_output
, rate
);
3426 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3429 static void command_update_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3430 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3435 pa_native_connection_assert_ref(c
);
3438 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3440 p
= pa_proplist_new();
3442 if (command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
) {
3444 if (pa_tagstruct_getu32(t
, &mode
) < 0 ||
3445 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3446 !pa_tagstruct_eof(t
)) {
3448 pa_proplist_free(p
);
3454 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3455 pa_tagstruct_getu32(t
, &mode
) < 0 ||
3456 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3457 !pa_tagstruct_eof(t
)) {
3459 pa_proplist_free(p
);
3464 CHECK_VALIDITY(c
->pstream
, mode
== PA_UPDATE_SET
|| mode
== PA_UPDATE_MERGE
|| mode
== PA_UPDATE_REPLACE
, tag
, PA_ERR_INVALID
);
3466 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST
) {
3469 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3470 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3471 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3473 pa_proplist_update(s
->sink_input
->proplist
, mode
, p
);
3474 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3476 } else if (command
== PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST
) {
3479 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3480 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3482 pa_proplist_update(s
->source_output
->proplist
, mode
, p
);
3483 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3485 pa_assert(command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
);
3487 pa_proplist_update(c
->client
->proplist
, mode
, p
);
3488 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3491 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3494 static void command_remove_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3495 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3497 unsigned changed
= 0;
3499 pa_strlist
*l
= NULL
;
3501 pa_native_connection_assert_ref(c
);
3504 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3506 if (command
!= PA_COMMAND_REMOVE_CLIENT_PROPLIST
) {
3508 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
3514 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3517 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3518 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3519 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3521 p
= s
->sink_input
->proplist
;
3523 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3526 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3527 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3529 p
= s
->source_output
->proplist
;
3531 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3533 p
= c
->client
->proplist
;
3539 if (pa_tagstruct_gets(t
, &k
) < 0) {
3548 l
= pa_strlist_prepend(l
, k
);
3551 if (!pa_tagstruct_eof(t
)) {
3560 l
= pa_strlist_pop(l
, &z
);
3565 changed
+= (unsigned) (pa_proplist_unset(p
, z
) >= 0);
3569 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3572 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3575 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3576 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3578 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3581 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3582 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3585 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3586 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3591 static void command_set_default_sink_or_source(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3592 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3595 pa_native_connection_assert_ref(c
);
3598 if (pa_tagstruct_gets(t
, &s
) < 0 ||
3599 !pa_tagstruct_eof(t
)) {
3604 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3605 CHECK_VALIDITY(c
->pstream
, !s
|| pa_namereg_is_valid_name(s
), tag
, PA_ERR_INVALID
);
3607 pa_namereg_set_default(c
->protocol
->core
, s
, command
== PA_COMMAND_SET_DEFAULT_SOURCE
? PA_NAMEREG_SOURCE
: PA_NAMEREG_SINK
);
3608 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3611 static void command_set_stream_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3612 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3616 pa_native_connection_assert_ref(c
);
3619 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3620 pa_tagstruct_gets(t
, &name
) < 0 ||
3621 !pa_tagstruct_eof(t
)) {
3626 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3627 CHECK_VALIDITY(c
->pstream
, name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3629 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_NAME
) {
3632 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3633 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3634 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3636 pa_sink_input_set_name(s
->sink_input
, name
);
3640 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_NAME
);
3642 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3643 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3645 pa_source_output_set_name(s
->source_output
, name
);
3648 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3651 static void command_kill(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3652 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3655 pa_native_connection_assert_ref(c
);
3658 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3659 !pa_tagstruct_eof(t
)) {
3664 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3666 if (command
== PA_COMMAND_KILL_CLIENT
) {
3669 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
3670 CHECK_VALIDITY(c
->pstream
, client
, tag
, PA_ERR_NOENTITY
);
3672 pa_native_connection_ref(c
);
3673 pa_client_kill(client
);
3675 } else if (command
== PA_COMMAND_KILL_SINK_INPUT
) {
3678 s
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3679 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3681 pa_native_connection_ref(c
);
3682 pa_sink_input_kill(s
);
3684 pa_source_output
*s
;
3686 pa_assert(command
== PA_COMMAND_KILL_SOURCE_OUTPUT
);
3688 s
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3689 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3691 pa_native_connection_ref(c
);
3692 pa_source_output_kill(s
);
3695 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3696 pa_native_connection_unref(c
);
3699 static void command_load_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3700 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3702 const char *name
, *argument
;
3703 pa_tagstruct
*reply
;
3705 pa_native_connection_assert_ref(c
);
3708 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3709 pa_tagstruct_gets(t
, &argument
) < 0 ||
3710 !pa_tagstruct_eof(t
)) {
3715 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3716 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
) && !strchr(name
, '/'), tag
, PA_ERR_INVALID
);
3717 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3719 if (!(m
= pa_module_load(c
->protocol
->core
, name
, argument
))) {
3720 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_MODINITFAILED
);
3724 reply
= reply_new(tag
);
3725 pa_tagstruct_putu32(reply
, m
->index
);
3726 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3729 static void command_unload_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3730 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3734 pa_native_connection_assert_ref(c
);
3737 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3738 !pa_tagstruct_eof(t
)) {
3743 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3744 m
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
3745 CHECK_VALIDITY(c
->pstream
, m
, tag
, PA_ERR_NOENTITY
);
3747 pa_module_unload_request(m
, FALSE
);
3748 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3751 static void command_add_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3752 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3753 const char *name
, *module
, *argument
;
3756 pa_tagstruct
*reply
;
3758 pa_native_connection_assert_ref(c
);
3761 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3762 pa_tagstruct_getu32(t
, &type
) < 0 ||
3763 pa_tagstruct_gets(t
, &module
) < 0 ||
3764 pa_tagstruct_gets(t
, &argument
) < 0 ||
3765 !pa_tagstruct_eof(t
)) {
3770 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3771 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3772 CHECK_VALIDITY(c
->pstream
, type
== 0 || type
== 1, tag
, PA_ERR_INVALID
);
3773 CHECK_VALIDITY(c
->pstream
, module
&& *module
&& pa_utf8_valid(module
), tag
, PA_ERR_INVALID
);
3774 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3776 if (pa_autoload_add(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
, module
, argument
, &idx
) < 0) {
3777 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
3781 reply
= reply_new(tag
);
3782 pa_tagstruct_putu32(reply
, idx
);
3783 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3786 static void command_remove_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3787 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3788 const char *name
= NULL
;
3789 uint32_t type
, idx
= PA_IDXSET_INVALID
;
3792 pa_native_connection_assert_ref(c
);
3795 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3796 (pa_tagstruct_gets(t
, &name
) < 0 ||
3797 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3798 !pa_tagstruct_eof(t
)) {
3803 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3804 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3805 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& pa_utf8_valid(name
) && (type
== 0 || type
== 1)), tag
, PA_ERR_INVALID
);
3808 r
= pa_autoload_remove_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3810 r
= pa_autoload_remove_by_index(c
->protocol
->core
, idx
);
3812 CHECK_VALIDITY(c
->pstream
, r
>= 0, tag
, PA_ERR_NOENTITY
);
3814 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3817 static void autoload_fill_tagstruct(pa_tagstruct
*t
, const pa_autoload_entry
*e
) {
3820 pa_tagstruct_putu32(t
, e
->index
);
3821 pa_tagstruct_puts(t
, e
->name
);
3822 pa_tagstruct_putu32(t
, e
->type
== PA_NAMEREG_SINK
? 0U : 1U);
3823 pa_tagstruct_puts(t
, e
->module
);
3824 pa_tagstruct_puts(t
, e
->argument
);
3827 static void command_get_autoload_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3828 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3829 const pa_autoload_entry
*a
= NULL
;
3832 pa_tagstruct
*reply
;
3834 pa_native_connection_assert_ref(c
);
3837 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3838 (pa_tagstruct_gets(t
, &name
) < 0 ||
3839 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3840 !pa_tagstruct_eof(t
)) {
3845 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3846 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3847 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& (type
== 0 || type
== 1) && pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
3850 a
= pa_autoload_get_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3852 a
= pa_autoload_get_by_index(c
->protocol
->core
, idx
);
3854 CHECK_VALIDITY(c
->pstream
, a
, tag
, PA_ERR_NOENTITY
);
3856 reply
= reply_new(tag
);
3857 autoload_fill_tagstruct(reply
, a
);
3858 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3861 static void command_get_autoload_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3862 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3863 pa_tagstruct
*reply
;
3865 pa_native_connection_assert_ref(c
);
3868 if (!pa_tagstruct_eof(t
)) {
3873 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3875 reply
= reply_new(tag
);
3877 if (c
->protocol
->core
->autoload_hashmap
) {
3878 pa_autoload_entry
*a
;
3881 while ((a
= pa_hashmap_iterate(c
->protocol
->core
->autoload_hashmap
, &state
, NULL
)))
3882 autoload_fill_tagstruct(reply
, a
);
3885 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3888 static void command_move_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3889 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3890 uint32_t idx
= PA_INVALID_INDEX
, idx_device
= PA_INVALID_INDEX
;
3891 const char *name_device
= NULL
;
3893 pa_native_connection_assert_ref(c
);
3896 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3897 pa_tagstruct_getu32(t
, &idx_device
) < 0 ||
3898 pa_tagstruct_gets(t
, &name_device
) < 0 ||
3899 !pa_tagstruct_eof(t
)) {
3904 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3905 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3907 CHECK_VALIDITY(c
->pstream
, !name_device
|| pa_namereg_is_valid_name(name_device
), tag
, PA_ERR_INVALID
);
3908 CHECK_VALIDITY(c
->pstream
, idx_device
!= PA_INVALID_INDEX
|| name_device
, tag
, PA_ERR_INVALID
);
3909 CHECK_VALIDITY(c
->pstream
, idx_device
== PA_INVALID_INDEX
|| !name_device
, tag
, PA_ERR_INVALID
);
3910 CHECK_VALIDITY(c
->pstream
, !name_device
|| idx_device
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3912 if (command
== PA_COMMAND_MOVE_SINK_INPUT
) {
3913 pa_sink_input
*si
= NULL
;
3914 pa_sink
*sink
= NULL
;
3916 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3918 if (idx_device
!= PA_INVALID_INDEX
)
3919 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx_device
);
3921 sink
= pa_namereg_get(c
->protocol
->core
, name_device
, PA_NAMEREG_SINK
, 1);
3923 CHECK_VALIDITY(c
->pstream
, si
&& sink
, tag
, PA_ERR_NOENTITY
);
3925 if (pa_sink_input_move_to(si
, sink
) < 0) {
3926 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3930 pa_source_output
*so
= NULL
;
3933 pa_assert(command
== PA_COMMAND_MOVE_SOURCE_OUTPUT
);
3935 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3937 if (idx_device
!= PA_INVALID_INDEX
)
3938 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx_device
);
3940 source
= pa_namereg_get(c
->protocol
->core
, name_device
, PA_NAMEREG_SOURCE
, 1);
3942 CHECK_VALIDITY(c
->pstream
, so
&& source
, tag
, PA_ERR_NOENTITY
);
3944 if (pa_source_output_move_to(so
, source
) < 0) {
3945 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3950 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3953 static void command_suspend(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3954 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
3955 uint32_t idx
= PA_INVALID_INDEX
;
3956 const char *name
= NULL
;
3959 pa_native_connection_assert_ref(c
);
3962 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3963 pa_tagstruct_gets(t
, &name
) < 0 ||
3964 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
3965 !pa_tagstruct_eof(t
)) {
3970 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3971 CHECK_VALIDITY(c
->pstream
, !name
|| pa_namereg_is_valid_name(name
), tag
, PA_ERR_INVALID
);
3972 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| name
, tag
, PA_ERR_INVALID
);
3973 CHECK_VALIDITY(c
->pstream
, idx
== PA_INVALID_INDEX
|| !name
, tag
, PA_ERR_INVALID
);
3974 CHECK_VALIDITY(c
->pstream
, !name
|| idx
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3976 if (command
== PA_COMMAND_SUSPEND_SINK
) {
3978 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
3980 if (pa_sink_suspend_all(c
->protocol
->core
, b
) < 0) {
3981 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3985 pa_sink
*sink
= NULL
;
3987 if (idx
!= PA_INVALID_INDEX
)
3988 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
3990 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3992 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
3994 if (pa_sink_suspend(sink
, b
) < 0) {
3995 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
4001 pa_assert(command
== PA_COMMAND_SUSPEND_SOURCE
);
4003 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
4005 if (pa_source_suspend_all(c
->protocol
->core
, b
) < 0) {
4006 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
4013 if (idx
!= PA_INVALID_INDEX
)
4014 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
4016 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
4018 CHECK_VALIDITY(c
->pstream
, source
, tag
, PA_ERR_NOENTITY
);
4020 if (pa_source_suspend(source
, b
) < 0) {
4021 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
4027 pa_pstream_send_simple_ack(c
->pstream
, tag
);
4030 static void command_extension(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
4031 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4032 uint32_t idx
= PA_INVALID_INDEX
;
4033 const char *name
= NULL
;
4035 pa_native_protocol_ext_cb_t cb
;
4037 pa_native_connection_assert_ref(c
);
4040 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
4041 pa_tagstruct_gets(t
, &name
) < 0) {
4046 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
4047 CHECK_VALIDITY(c
->pstream
, !name
|| pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
4048 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| name
, tag
, PA_ERR_INVALID
);
4049 CHECK_VALIDITY(c
->pstream
, idx
== PA_INVALID_INDEX
|| !name
, tag
, PA_ERR_INVALID
);
4050 CHECK_VALIDITY(c
->pstream
, !name
|| idx
== PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
4052 if (idx
!= PA_INVALID_INDEX
)
4053 m
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
4055 for (m
= pa_idxset_first(c
->protocol
->core
->modules
, &idx
); m
; m
= pa_idxset_next(c
->protocol
->core
->modules
, &idx
))
4056 if (strcmp(name
, m
->name
) == 0)
4060 CHECK_VALIDITY(c
->pstream
, m
, tag
, PA_ERR_NOEXTENSION
);
4061 CHECK_VALIDITY(c
->pstream
, m
->load_once
|| idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
4063 cb
= (pa_native_protocol_ext_cb_t
) pa_hashmap_get(c
->protocol
->extensions
, m
);
4064 CHECK_VALIDITY(c
->pstream
, m
, tag
, PA_ERR_NOEXTENSION
);
4066 if (cb(c
->protocol
, m
, c
, tag
, t
) < 0)
4071 /*** pstream callbacks ***/
4073 static void pstream_packet_callback(pa_pstream
*p
, pa_packet
*packet
, const pa_creds
*creds
, void *userdata
) {
4074 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4078 pa_native_connection_assert_ref(c
);
4080 if (pa_pdispatch_run(c
->pdispatch
, packet
, creds
, c
) < 0) {
4081 pa_log("invalid packet.");
4082 native_connection_unlink(c
);
4086 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
) {
4087 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4088 output_stream
*stream
;
4092 pa_native_connection_assert_ref(c
);
4094 if (!(stream
= OUTPUT_STREAM(pa_idxset_get_by_index(c
->output_streams
, channel
)))) {
4095 pa_log("client sent block for invalid stream.");
4100 /* pa_log("got %lu bytes", (unsigned long) chunk->length); */
4102 if (playback_stream_isinstance(stream
)) {
4103 playback_stream
*ps
= PLAYBACK_STREAM(stream
);
4105 if (seek
!= PA_SEEK_RELATIVE
|| offset
!= 0)
4106 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
);
4108 pa_asyncmsgq_post(ps
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(ps
->sink_input
), SINK_INPUT_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
4111 upload_stream
*u
= UPLOAD_STREAM(stream
);
4114 if (!u
->memchunk
.memblock
) {
4115 if (u
->length
== chunk
->length
) {
4116 u
->memchunk
= *chunk
;
4117 pa_memblock_ref(u
->memchunk
.memblock
);
4120 u
->memchunk
.memblock
= pa_memblock_new(c
->protocol
->core
->mempool
, u
->length
);
4121 u
->memchunk
.index
= u
->memchunk
.length
= 0;
4125 pa_assert(u
->memchunk
.memblock
);
4128 if (l
> chunk
->length
)
4134 dst
= pa_memblock_acquire(u
->memchunk
.memblock
);
4135 src
= pa_memblock_acquire(chunk
->memblock
);
4137 memcpy((uint8_t*) dst
+ u
->memchunk
.index
+ u
->memchunk
.length
,
4138 (uint8_t*) src
+chunk
->index
, l
);
4140 pa_memblock_release(u
->memchunk
.memblock
);
4141 pa_memblock_release(chunk
->memblock
);
4143 u
->memchunk
.length
+= l
;
4149 static void pstream_die_callback(pa_pstream
*p
, void *userdata
) {
4150 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4153 pa_native_connection_assert_ref(c
);
4155 native_connection_unlink(c
);
4156 pa_log_info("Connection died.");
4159 static void pstream_drain_callback(pa_pstream
*p
, void *userdata
) {
4160 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4163 pa_native_connection_assert_ref(c
);
4165 native_connection_send_memblock(c
);
4168 static void pstream_revoke_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
4171 if (!(q
= pa_thread_mq_get()))
4172 pa_pstream_send_revoke(p
, block_id
);
4174 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_REVOKE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
4177 static void pstream_release_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
4180 if (!(q
= pa_thread_mq_get()))
4181 pa_pstream_send_release(p
, block_id
);
4183 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_RELEASE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
4186 /*** client callbacks ***/
4188 static void client_kill_cb(pa_client
*c
) {
4191 native_connection_unlink(PA_NATIVE_CONNECTION(c
->userdata
));
4192 pa_log_info("Connection killed.");
4195 /*** module entry points ***/
4197 static void auth_timeout(pa_mainloop_api
*m
, pa_time_event
*e
, const struct timeval
*tv
, void *userdata
) {
4198 pa_native_connection
*c
= PA_NATIVE_CONNECTION(userdata
);
4202 pa_native_connection_assert_ref(c
);
4203 pa_assert(c
->auth_timeout_event
== e
);
4205 if (!c
->authorized
) {
4206 native_connection_unlink(c
);
4207 pa_log_info("Connection terminated due to authentication timeout.");
4211 void pa_native_protocol_connect(pa_native_protocol
*p
, pa_iochannel
*io
, pa_native_options
*o
) {
4212 pa_native_connection
*c
;
4213 char cname
[256], pname
[128];
4219 if (pa_idxset_size(p
->connections
)+1 > MAX_CONNECTIONS
) {
4220 pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS
);
4221 pa_iochannel_free(io
);
4225 c
= pa_msgobject_new(pa_native_connection
);
4226 c
->parent
.parent
.free
= native_connection_free
;
4227 c
->parent
.process_msg
= native_connection_process_msg
;
4229 c
->options
= pa_native_options_ref(o
);
4230 c
->authorized
= FALSE
;
4232 if (o
->auth_anonymous
) {
4233 pa_log_info("Client authenticated anonymously.");
4234 c
->authorized
= TRUE
;
4237 if (!c
->authorized
&&
4239 pa_ip_acl_check(o
->auth_ip_acl
, pa_iochannel_get_recv_fd(io
)) > 0) {
4241 pa_log_info("Client authenticated by IP ACL.");
4242 c
->authorized
= TRUE
;
4245 if (!c
->authorized
) {
4247 pa_gettimeofday(&tv
);
4248 tv
.tv_sec
+= AUTH_TIMEOUT
;
4249 c
->auth_timeout_event
= p
->core
->mainloop
->time_new(p
->core
->mainloop
, &tv
, auth_timeout
, c
);
4251 c
->auth_timeout_event
= NULL
;
4253 c
->is_local
= pa_iochannel_socket_is_local(io
);
4256 pa_iochannel_socket_peer_to_string(io
, pname
, sizeof(pname
));
4257 pa_snprintf(cname
, sizeof(cname
), "Native client (%s)", pname
);
4258 c
->client
= pa_client_new(p
->core
, __FILE__
, cname
);
4259 pa_proplist_sets(c
->client
->proplist
, "native-protocol.peer", pname
);
4260 c
->client
->kill
= client_kill_cb
;
4261 c
->client
->userdata
= c
;
4262 c
->client
->module
= o
->module
;
4264 c
->pstream
= pa_pstream_new(p
->core
->mainloop
, io
, p
->core
->mempool
);
4265 pa_pstream_set_recieve_packet_callback(c
->pstream
, pstream_packet_callback
, c
);
4266 pa_pstream_set_recieve_memblock_callback(c
->pstream
, pstream_memblock_callback
, c
);
4267 pa_pstream_set_die_callback(c
->pstream
, pstream_die_callback
, c
);
4268 pa_pstream_set_drain_callback(c
->pstream
, pstream_drain_callback
, c
);
4269 pa_pstream_set_revoke_callback(c
->pstream
, pstream_revoke_callback
, c
);
4270 pa_pstream_set_release_callback(c
->pstream
, pstream_release_callback
, c
);
4272 c
->pdispatch
= pa_pdispatch_new(p
->core
->mainloop
, command_table
, PA_COMMAND_MAX
);
4274 c
->record_streams
= pa_idxset_new(NULL
, NULL
);
4275 c
->output_streams
= pa_idxset_new(NULL
, NULL
);
4277 c
->rrobin_index
= PA_IDXSET_INVALID
;
4278 c
->subscription
= NULL
;
4280 pa_idxset_put(p
->connections
, c
, NULL
);
4283 if (pa_iochannel_creds_supported(io
))
4284 pa_iochannel_creds_enable(io
);
4287 pa_hook_fire(&p
->hooks
[PA_NATIVE_HOOK_CONNECTION_PUT
], c
);
4290 void pa_native_protocol_disconnect(pa_native_protocol
*p
, pa_module
*m
) {
4291 pa_native_connection
*c
;
4297 while ((c
= pa_idxset_iterate(p
->connections
, &state
, NULL
)))
4298 if (c
->options
->module
== m
)
4299 native_connection_unlink(c
);
4302 static pa_native_protocol
* native_protocol_new(pa_core
*c
) {
4303 pa_native_protocol
*p
;
4308 p
= pa_xnew(pa_native_protocol
, 1);
4311 p
->connections
= pa_idxset_new(NULL
, NULL
);
4315 p
->extensions
= pa_hashmap_new(pa_idxset_trivial_hash_func
, pa_idxset_trivial_compare_func
);
4317 for (h
= 0; h
< PA_NATIVE_HOOK_MAX
; h
++)
4318 pa_hook_init(&p
->hooks
[h
], p
);
4320 pa_assert_se(pa_shared_set(c
, "native-protocol", p
) >= 0);
4325 pa_native_protocol
* pa_native_protocol_get(pa_core
*c
) {
4326 pa_native_protocol
*p
;
4328 if ((p
= pa_shared_get(c
, "native-protocol")))
4329 return pa_native_protocol_ref(p
);
4331 return native_protocol_new(c
);
4334 pa_native_protocol
* pa_native_protocol_ref(pa_native_protocol
*p
) {
4336 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4343 void pa_native_protocol_unref(pa_native_protocol
*p
) {
4344 pa_native_connection
*c
;
4348 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4350 if (PA_REFCNT_DEC(p
) > 0)
4353 while ((c
= pa_idxset_first(p
->connections
, NULL
)))
4354 native_connection_unlink(c
);
4356 pa_idxset_free(p
->connections
, NULL
, NULL
);
4358 pa_strlist_free(p
->servers
);
4360 for (h
= 0; h
< PA_NATIVE_HOOK_MAX
; h
++)
4361 pa_hook_done(&p
->hooks
[h
]);
4363 pa_hashmap_free(p
->extensions
, NULL
, NULL
);
4365 pa_assert_se(pa_shared_remove(p
->core
, "native-protocol") >= 0);
4370 void pa_native_protocol_add_server_string(pa_native_protocol
*p
, const char *name
) {
4372 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4375 p
->servers
= pa_strlist_prepend(p
->servers
, name
);
4377 pa_hook_fire(&p
->hooks
[PA_NATIVE_HOOK_SERVERS_CHANGED
], p
->servers
);
4380 void pa_native_protocol_remove_server_string(pa_native_protocol
*p
, const char *name
) {
4382 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4385 p
->servers
= pa_strlist_remove(p
->servers
, name
);
4387 pa_hook_fire(&p
->hooks
[PA_NATIVE_HOOK_SERVERS_CHANGED
], p
->servers
);
4390 pa_hook
*pa_native_protocol_hooks(pa_native_protocol
*p
) {
4392 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4397 pa_strlist
*pa_native_protocol_servers(pa_native_protocol
*p
) {
4399 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4404 int pa_native_protocol_install_ext(pa_native_protocol
*p
, pa_module
*m
, pa_native_protocol_ext_cb_t cb
) {
4406 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4409 pa_assert(!pa_hashmap_get(p
->extensions
, m
));
4411 pa_assert_se(pa_hashmap_put(p
->extensions
, m
, (void*) cb
) == 0);
4415 void pa_native_protocol_remove_ext(pa_native_protocol
*p
, pa_module
*m
) {
4417 pa_assert(PA_REFCNT_VALUE(p
) >= 1);
4420 pa_assert_se(pa_hashmap_remove(p
->extensions
, m
));
4423 pa_native_options
* pa_native_options_new(void) {
4424 pa_native_options
*o
;
4426 o
= pa_xnew0(pa_native_options
, 1);
4432 pa_native_options
* pa_native_options_ref(pa_native_options
*o
) {
4434 pa_assert(PA_REFCNT_VALUE(o
) >= 1);
4441 void pa_native_options_unref(pa_native_options
*o
) {
4443 pa_assert(PA_REFCNT_VALUE(o
) >= 1);
4445 if (PA_REFCNT_DEC(o
) > 0)
4448 pa_xfree(o
->auth_group
);
4451 pa_ip_acl_free(o
->auth_ip_acl
);
4454 pa_auth_cookie_unref(o
->auth_cookie
);
4459 int pa_native_options_parse(pa_native_options
*o
, pa_core
*c
, pa_modargs
*ma
) {
4464 pa_assert(PA_REFCNT_VALUE(o
) >= 1);
4467 if (pa_modargs_get_value_boolean(ma
, "auth-anonymous", &o
->auth_anonymous
) < 0) {
4468 pa_log("auth-anonymous= expects a boolean argument.");
4473 if (pa_modargs_get_value_boolean(ma
, "auth-group-enabled", &enabled
) < 0) {
4474 pa_log("auth-group-enabled= expects a boolean argument.");
4478 pa_xfree(o
->auth_group
);
4479 o
->auth_group
= enabled
? pa_xstrdup(pa_modargs_get_value(ma
, "auth-group", pa_in_system_mode() ? PA_ACCESS_GROUP
: NULL
)) : NULL
;
4483 pa_log_warn("Authentication group configured, but not available on local system. Ignoring.");
4486 if ((acl
= pa_modargs_get_value(ma
, "auth-ip-acl", NULL
))) {
4489 if (!(ipa
= pa_ip_acl_new(acl
))) {
4490 pa_log("Failed to parse IP ACL '%s'", acl
);
4495 pa_ip_acl_free(o
->auth_ip_acl
);
4497 o
->auth_ip_acl
= ipa
;
4501 if (pa_modargs_get_value_boolean(ma
, "auth-cookie-enabled", &enabled
) < 0) {
4502 pa_log("auth-cookie-enabled= expects a boolean argument.");
4507 pa_auth_cookie_unref(o
->auth_cookie
);
4512 /* The new name for this is 'auth-cookie', for compat reasons
4513 * we check the old name too */
4514 if (!(cn
= pa_modargs_get_value(ma
, "auth-cookie", NULL
)))
4515 if (!(cn
= pa_modargs_get_value(ma
, "cookie", NULL
)))
4516 cn
= PA_NATIVE_COOKIE_FILE
;
4518 if (!(o
->auth_cookie
= pa_auth_cookie_get(c
, cn
, PA_NATIVE_COOKIE_LENGTH
)))
4522 o
->auth_cookie
= NULL
;
4527 pa_pstream
* pa_native_connection_get_pstream(pa_native_connection
*c
) {
4528 pa_native_connection_assert_ref(c
);