4 This file is part of PulseAudio.
6 Copyright 2004-2006 Lennart Poettering
7 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
9 PulseAudio is free software; you can redistribute it and/or modify
10 it under the terms of the GNU Lesser General Public License as published
11 by the Free Software Foundation; either version 2 of the License,
12 or (at your option) any later version.
14 PulseAudio is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 General Public License for more details.
19 You should have received a copy of the GNU Lesser General Public License
20 along with PulseAudio; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
34 #include <pulse/timeval.h>
35 #include <pulse/version.h>
36 #include <pulse/utf8.h>
37 #include <pulse/util.h>
38 #include <pulse/xmalloc.h>
40 #include <pulsecore/native-common.h>
41 #include <pulsecore/packet.h>
42 #include <pulsecore/client.h>
43 #include <pulsecore/source-output.h>
44 #include <pulsecore/sink-input.h>
45 #include <pulsecore/pstream.h>
46 #include <pulsecore/tagstruct.h>
47 #include <pulsecore/pdispatch.h>
48 #include <pulsecore/pstream-util.h>
49 #include <pulsecore/authkey.h>
50 #include <pulsecore/namereg.h>
51 #include <pulsecore/core-scache.h>
52 #include <pulsecore/core-subscribe.h>
53 #include <pulsecore/log.h>
54 #include <pulsecore/autoload.h>
55 #include <pulsecore/authkey-prop.h>
56 #include <pulsecore/strlist.h>
57 #include <pulsecore/props.h>
58 #include <pulsecore/sample-util.h>
59 #include <pulsecore/llist.h>
60 #include <pulsecore/creds.h>
61 #include <pulsecore/core-util.h>
62 #include <pulsecore/ipacl.h>
63 #include <pulsecore/thread-mq.h>
65 #include "protocol-native.h"
67 /* Kick a client if it doesn't authenticate within this time */
68 #define AUTH_TIMEOUT 60
70 /* Don't accept more connection than this */
71 #define MAX_CONNECTIONS 64
73 #define MAX_MEMBLOCKQ_LENGTH (4*1024*1024) /* 4MB */
74 #define DEFAULT_TLENGTH_MSEC 2000 /* 2s */
75 #define DEFAULT_PROCESS_MSEC 20 /* 20ms */
76 #define DEFAULT_FRAGSIZE_MSEC DEFAULT_TLENGTH_MSEC
78 typedef struct connection connection
;
79 struct pa_protocol_native
;
81 typedef struct record_stream
{
84 connection
*connection
;
87 pa_source_output
*source_output
;
88 pa_memblockq
*memblockq
;
90 pa_usec_t source_latency
;
93 typedef struct output_stream
{
97 typedef struct playback_stream
{
100 connection
*connection
;
103 pa_sink_input
*sink_input
;
104 pa_memblockq
*memblockq
;
105 pa_bool_t drain_request
;
108 uint64_t underrun
; /* length of underrun */
112 pa_usec_t sink_latency
;
114 /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */
115 int64_t read_index
, write_index
;
116 size_t render_memblockq_length
;
119 typedef struct upload_stream
{
120 output_stream parent
;
122 connection
*connection
;
125 pa_memchunk memchunk
;
128 pa_sample_spec sample_spec
;
129 pa_channel_map channel_map
;
130 pa_proplist
*proplist
;
136 pa_bool_t authorized
;
138 pa_protocol_native
*protocol
;
141 pa_pdispatch
*pdispatch
;
142 pa_idxset
*record_streams
, *output_streams
;
143 uint32_t rrobin_index
;
144 pa_subscription
*subscription
;
145 pa_time_event
*auth_timeout_event
;
148 PA_DECLARE_CLASS(record_stream
);
149 #define RECORD_STREAM(o) (record_stream_cast(o))
150 static PA_DEFINE_CHECK_TYPE(record_stream
, pa_msgobject
);
152 PA_DECLARE_CLASS(output_stream
);
153 #define OUTPUT_STREAM(o) (output_stream_cast(o))
154 static PA_DEFINE_CHECK_TYPE(output_stream
, pa_msgobject
);
156 PA_DECLARE_CLASS(playback_stream
);
157 #define PLAYBACK_STREAM(o) (playback_stream_cast(o))
158 static PA_DEFINE_CHECK_TYPE(playback_stream
, output_stream
);
160 PA_DECLARE_CLASS(upload_stream
);
161 #define UPLOAD_STREAM(o) (upload_stream_cast(o))
162 static PA_DEFINE_CHECK_TYPE(upload_stream
, output_stream
);
164 PA_DECLARE_CLASS(connection
);
165 #define CONNECTION(o) (connection_cast(o))
166 static PA_DEFINE_CHECK_TYPE(connection
, pa_msgobject
);
168 struct pa_protocol_native
{
172 pa_socket_server
*server
;
173 pa_idxset
*connections
;
174 uint8_t auth_cookie
[PA_NATIVE_COOKIE_LENGTH
];
175 pa_bool_t auth_cookie_in_property
;
179 pa_ip_acl
*auth_ip_acl
;
183 SINK_INPUT_MESSAGE_POST_DATA
= PA_SINK_INPUT_MESSAGE_MAX
, /* data from main loop to sink input */
184 SINK_INPUT_MESSAGE_DRAIN
, /* disabled prebuf, get playback started. */
185 SINK_INPUT_MESSAGE_FLUSH
,
186 SINK_INPUT_MESSAGE_TRIGGER
,
187 SINK_INPUT_MESSAGE_SEEK
,
188 SINK_INPUT_MESSAGE_PREBUF_FORCE
,
189 SINK_INPUT_MESSAGE_UPDATE_LATENCY
193 PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, /* data requested from sink input from the main loop */
194 PLAYBACK_STREAM_MESSAGE_UNDERFLOW
,
195 PLAYBACK_STREAM_MESSAGE_OVERFLOW
,
196 PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
200 RECORD_STREAM_MESSAGE_POST_DATA
/* data from source output to main loop */
204 CONNECTION_MESSAGE_RELEASE
,
205 CONNECTION_MESSAGE_REVOKE
208 static int sink_input_pop_cb(pa_sink_input
*i
, size_t length
, pa_memchunk
*chunk
);
209 static void sink_input_kill_cb(pa_sink_input
*i
);
210 static void sink_input_suspend_cb(pa_sink_input
*i
, pa_bool_t suspend
);
211 static void sink_input_moved_cb(pa_sink_input
*i
);
212 static void sink_input_process_rewind_cb(pa_sink_input
*i
, size_t nbytes
);
213 static void sink_input_update_max_rewind_cb(pa_sink_input
*i
, size_t nbytes
);
216 static void send_memblock(connection
*c
);
217 static void request_bytes(struct playback_stream
*s
);
219 static void source_output_kill_cb(pa_source_output
*o
);
220 static void source_output_push_cb(pa_source_output
*o
, const pa_memchunk
*chunk
);
221 static void source_output_suspend_cb(pa_source_output
*o
, pa_bool_t suspend
);
222 static void source_output_moved_cb(pa_source_output
*o
);
223 static pa_usec_t
source_output_get_latency_cb(pa_source_output
*o
);
225 static int sink_input_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
);
227 static void command_exit(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
228 static void command_create_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
229 static void command_drain_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
230 static void command_create_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
231 static void command_delete_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
232 static void command_auth(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
233 static void command_set_client_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
234 static void command_lookup(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
235 static void command_stat(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
236 static void command_get_playback_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
237 static void command_get_record_latency(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
238 static void command_create_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
239 static void command_finish_upload_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
240 static void command_play_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
241 static void command_remove_sample(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
242 static void command_get_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
243 static void command_get_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
244 static void command_get_server_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
245 static void command_subscribe(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
246 static void command_set_volume(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
247 static void command_set_mute(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
248 static void command_cork_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
249 static void command_trigger_or_flush_or_prebuf_playback_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
250 static void command_set_default_sink_or_source(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
251 static void command_set_stream_name(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
252 static void command_kill(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
253 static void command_load_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
254 static void command_unload_module(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
255 static void command_add_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
256 static void command_remove_autoload(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
257 static void command_get_autoload_info(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
258 static void command_get_autoload_info_list(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
259 static void command_cork_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
260 static void command_flush_record_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
261 static void command_move_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
262 static void command_suspend(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
263 static void command_set_stream_buffer_attr(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
264 static void command_update_stream_sample_rate(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
265 static void command_update_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
266 static void command_remove_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
);
268 static const pa_pdispatch_cb_t command_table
[PA_COMMAND_MAX
] = {
269 [PA_COMMAND_ERROR
] = NULL
,
270 [PA_COMMAND_TIMEOUT
] = NULL
,
271 [PA_COMMAND_REPLY
] = NULL
,
272 [PA_COMMAND_CREATE_PLAYBACK_STREAM
] = command_create_playback_stream
,
273 [PA_COMMAND_DELETE_PLAYBACK_STREAM
] = command_delete_stream
,
274 [PA_COMMAND_DRAIN_PLAYBACK_STREAM
] = command_drain_playback_stream
,
275 [PA_COMMAND_CREATE_RECORD_STREAM
] = command_create_record_stream
,
276 [PA_COMMAND_DELETE_RECORD_STREAM
] = command_delete_stream
,
277 [PA_COMMAND_AUTH
] = command_auth
,
278 [PA_COMMAND_REQUEST
] = NULL
,
279 [PA_COMMAND_EXIT
] = command_exit
,
280 [PA_COMMAND_SET_CLIENT_NAME
] = command_set_client_name
,
281 [PA_COMMAND_LOOKUP_SINK
] = command_lookup
,
282 [PA_COMMAND_LOOKUP_SOURCE
] = command_lookup
,
283 [PA_COMMAND_STAT
] = command_stat
,
284 [PA_COMMAND_GET_PLAYBACK_LATENCY
] = command_get_playback_latency
,
285 [PA_COMMAND_GET_RECORD_LATENCY
] = command_get_record_latency
,
286 [PA_COMMAND_CREATE_UPLOAD_STREAM
] = command_create_upload_stream
,
287 [PA_COMMAND_DELETE_UPLOAD_STREAM
] = command_delete_stream
,
288 [PA_COMMAND_FINISH_UPLOAD_STREAM
] = command_finish_upload_stream
,
289 [PA_COMMAND_PLAY_SAMPLE
] = command_play_sample
,
290 [PA_COMMAND_REMOVE_SAMPLE
] = command_remove_sample
,
291 [PA_COMMAND_GET_SINK_INFO
] = command_get_info
,
292 [PA_COMMAND_GET_SOURCE_INFO
] = command_get_info
,
293 [PA_COMMAND_GET_CLIENT_INFO
] = command_get_info
,
294 [PA_COMMAND_GET_MODULE_INFO
] = command_get_info
,
295 [PA_COMMAND_GET_SINK_INPUT_INFO
] = command_get_info
,
296 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO
] = command_get_info
,
297 [PA_COMMAND_GET_SAMPLE_INFO
] = command_get_info
,
298 [PA_COMMAND_GET_SINK_INFO_LIST
] = command_get_info_list
,
299 [PA_COMMAND_GET_SOURCE_INFO_LIST
] = command_get_info_list
,
300 [PA_COMMAND_GET_MODULE_INFO_LIST
] = command_get_info_list
,
301 [PA_COMMAND_GET_CLIENT_INFO_LIST
] = command_get_info_list
,
302 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST
] = command_get_info_list
,
303 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
] = command_get_info_list
,
304 [PA_COMMAND_GET_SAMPLE_INFO_LIST
] = command_get_info_list
,
305 [PA_COMMAND_GET_SERVER_INFO
] = command_get_server_info
,
306 [PA_COMMAND_SUBSCRIBE
] = command_subscribe
,
308 [PA_COMMAND_SET_SINK_VOLUME
] = command_set_volume
,
309 [PA_COMMAND_SET_SINK_INPUT_VOLUME
] = command_set_volume
,
310 [PA_COMMAND_SET_SOURCE_VOLUME
] = command_set_volume
,
312 [PA_COMMAND_SET_SINK_MUTE
] = command_set_mute
,
313 [PA_COMMAND_SET_SINK_INPUT_MUTE
] = command_set_mute
,
314 [PA_COMMAND_SET_SOURCE_MUTE
] = command_set_mute
,
316 [PA_COMMAND_SUSPEND_SINK
] = command_suspend
,
317 [PA_COMMAND_SUSPEND_SOURCE
] = command_suspend
,
319 [PA_COMMAND_CORK_PLAYBACK_STREAM
] = command_cork_playback_stream
,
320 [PA_COMMAND_FLUSH_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
321 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
322 [PA_COMMAND_PREBUF_PLAYBACK_STREAM
] = command_trigger_or_flush_or_prebuf_playback_stream
,
324 [PA_COMMAND_CORK_RECORD_STREAM
] = command_cork_record_stream
,
325 [PA_COMMAND_FLUSH_RECORD_STREAM
] = command_flush_record_stream
,
327 [PA_COMMAND_SET_DEFAULT_SINK
] = command_set_default_sink_or_source
,
328 [PA_COMMAND_SET_DEFAULT_SOURCE
] = command_set_default_sink_or_source
,
329 [PA_COMMAND_SET_PLAYBACK_STREAM_NAME
] = command_set_stream_name
,
330 [PA_COMMAND_SET_RECORD_STREAM_NAME
] = command_set_stream_name
,
331 [PA_COMMAND_KILL_CLIENT
] = command_kill
,
332 [PA_COMMAND_KILL_SINK_INPUT
] = command_kill
,
333 [PA_COMMAND_KILL_SOURCE_OUTPUT
] = command_kill
,
334 [PA_COMMAND_LOAD_MODULE
] = command_load_module
,
335 [PA_COMMAND_UNLOAD_MODULE
] = command_unload_module
,
336 [PA_COMMAND_GET_AUTOLOAD_INFO
] = command_get_autoload_info
,
337 [PA_COMMAND_GET_AUTOLOAD_INFO_LIST
] = command_get_autoload_info_list
,
338 [PA_COMMAND_ADD_AUTOLOAD
] = command_add_autoload
,
339 [PA_COMMAND_REMOVE_AUTOLOAD
] = command_remove_autoload
,
341 [PA_COMMAND_MOVE_SINK_INPUT
] = command_move_stream
,
342 [PA_COMMAND_MOVE_SOURCE_OUTPUT
] = command_move_stream
,
344 [PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
] = command_set_stream_buffer_attr
,
345 [PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
] = command_set_stream_buffer_attr
,
347 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
] = command_update_stream_sample_rate
,
348 [PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
] = command_update_stream_sample_rate
,
350 [PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST
] = command_update_proplist
,
351 [PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST
] = command_update_proplist
,
352 [PA_COMMAND_UPDATE_CLIENT_PROPLIST
] = command_update_proplist
,
354 [PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
] = command_remove_proplist
,
355 [PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
] = command_remove_proplist
,
356 [PA_COMMAND_REMOVE_CLIENT_PROPLIST
] = command_remove_proplist
,
359 /* structure management */
361 static void upload_stream_unlink(upload_stream
*s
) {
367 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->output_streams
, s
, NULL
) == s
);
368 s
->connection
= NULL
;
369 upload_stream_unref(s
);
372 static void upload_stream_free(pa_object
*o
) {
373 upload_stream
*s
= UPLOAD_STREAM(o
);
376 upload_stream_unlink(s
);
381 pa_proplist_free(s
->proplist
);
383 if (s
->memchunk
.memblock
)
384 pa_memblock_unref(s
->memchunk
.memblock
);
389 static upload_stream
* upload_stream_new(
391 const pa_sample_spec
*ss
,
392 const pa_channel_map
*map
,
402 pa_assert(length
> 0);
405 s
= pa_msgobject_new(upload_stream
);
406 s
->parent
.parent
.parent
.free
= upload_stream_free
;
408 s
->sample_spec
= *ss
;
409 s
->channel_map
= *map
;
410 s
->name
= pa_xstrdup(name
);
411 pa_memchunk_reset(&s
->memchunk
);
413 s
->proplist
= pa_proplist_copy(p
);
414 pa_proplist_update(s
->proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
416 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
421 static void record_stream_unlink(record_stream
*s
) {
427 if (s
->source_output
) {
428 pa_source_output_unlink(s
->source_output
);
429 pa_source_output_unref(s
->source_output
);
430 s
->source_output
= NULL
;
433 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->record_streams
, s
, NULL
) == s
);
434 s
->connection
= NULL
;
435 record_stream_unref(s
);
438 static void record_stream_free(pa_object
*o
) {
439 record_stream
*s
= RECORD_STREAM(o
);
442 record_stream_unlink(s
);
444 pa_memblockq_free(s
->memblockq
);
448 static int record_stream_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
449 record_stream
*s
= RECORD_STREAM(o
);
450 record_stream_assert_ref(s
);
457 case RECORD_STREAM_MESSAGE_POST_DATA
:
459 if (pa_memblockq_push_align(s
->memblockq
, chunk
) < 0) {
460 /* pa_log_warn("Failed to push data into output queue."); */
464 if (!pa_pstream_is_pending(s
->connection
->pstream
))
465 send_memblock(s
->connection
);
473 static record_stream
* record_stream_new(
480 pa_source_output_flags_t flags
,
482 pa_bool_t adjust_latency
) {
485 pa_source_output
*source_output
;
487 pa_source_output_new_data data
;
491 pa_assert(maxlength
);
494 pa_source_output_new_data_init(&data
);
496 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
497 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
498 data
.driver
= __FILE__
;
499 data
.module
= c
->protocol
->module
;
500 data
.client
= c
->client
;
501 data
.source
= source
;
502 pa_source_output_new_data_set_sample_spec(&data
, ss
);
503 pa_source_output_new_data_set_channel_map(&data
, map
);
505 source_output
= pa_source_output_new(c
->protocol
->core
, &data
, flags
);
507 pa_source_output_new_data_done(&data
);
512 s
= pa_msgobject_new(record_stream
);
513 s
->parent
.parent
.free
= record_stream_free
;
514 s
->parent
.process_msg
= record_stream_process_msg
;
516 s
->source_output
= source_output
;
518 s
->source_output
->push
= source_output_push_cb
;
519 s
->source_output
->kill
= source_output_kill_cb
;
520 s
->source_output
->get_latency
= source_output_get_latency_cb
;
521 s
->source_output
->moved
= source_output_moved_cb
;
522 s
->source_output
->suspend
= source_output_suspend_cb
;
523 s
->source_output
->userdata
= s
;
525 if (*maxlength
<= 0 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
526 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
528 *fragsize
= pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC
*PA_USEC_PER_MSEC
, &source_output
->sample_spec
);
530 if (adjust_latency
) {
531 pa_usec_t fragsize_usec
;
533 /* So, the user asked us to adjust the latency according to
534 * the what the source can provide. Half the latency will be
535 * spent on the hw buffer, half of it in the async buffer
536 * queue we maintain for each client. */
538 fragsize_usec
= pa_bytes_to_usec(*fragsize
, &source_output
->sample_spec
);
540 s
->source_latency
= pa_source_output_set_requested_latency(source_output
, fragsize_usec
/2);
542 if (fragsize_usec
>= s
->source_latency
*2)
543 fragsize_usec
-= s
->source_latency
;
545 fragsize_usec
= s
->source_latency
;
547 *fragsize
= pa_usec_to_bytes(fragsize_usec
, &source_output
->sample_spec
);
550 s
->memblockq
= pa_memblockq_new(
554 base
= pa_frame_size(&source_output
->sample_spec
),
560 *maxlength
= pa_memblockq_get_maxlength(s
->memblockq
);
562 s
->fragment_size
= (*fragsize
/base
)*base
;
563 if (s
->fragment_size
<= 0)
564 s
->fragment_size
= base
;
566 if (s
->fragment_size
> *maxlength
)
567 s
->fragment_size
= *maxlength
;
569 *fragsize
= s
->fragment_size
;
571 *ss
= s
->source_output
->sample_spec
;
572 *map
= s
->source_output
->channel_map
;
574 pa_idxset_put(c
->record_streams
, s
, &s
->index
);
576 pa_source_output_put(s
->source_output
);
580 static void playback_stream_unlink(playback_stream
*s
) {
587 pa_sink_input_unlink(s
->sink_input
);
588 pa_sink_input_unref(s
->sink_input
);
589 s
->sink_input
= NULL
;
592 if (s
->drain_request
)
593 pa_pstream_send_error(s
->connection
->pstream
, s
->drain_tag
, PA_ERR_NOENTITY
);
595 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->output_streams
, s
, NULL
) == s
);
596 s
->connection
= NULL
;
597 playback_stream_unref(s
);
600 static void playback_stream_free(pa_object
* o
) {
601 playback_stream
*s
= PLAYBACK_STREAM(o
);
604 playback_stream_unlink(s
);
606 pa_memblockq_free(s
->memblockq
);
610 static int playback_stream_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
611 playback_stream
*s
= PLAYBACK_STREAM(o
);
612 playback_stream_assert_ref(s
);
618 case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
: {
623 if ((l
= pa_atomic_load(&s
->missing
)) <= 0)
626 if (pa_atomic_cmpxchg(&s
->missing
, l
, 0))
633 t
= pa_tagstruct_new(NULL
, 0);
634 pa_tagstruct_putu32(t
, PA_COMMAND_REQUEST
);
635 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
636 pa_tagstruct_putu32(t
, s
->index
);
637 pa_tagstruct_putu32(t
, l
);
638 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
640 /* pa_log("Requesting %lu bytes", (unsigned long) l); */
644 case PLAYBACK_STREAM_MESSAGE_UNDERFLOW
: {
647 /* Report that we're empty */
648 t
= pa_tagstruct_new(NULL
, 0);
649 pa_tagstruct_putu32(t
, PA_COMMAND_UNDERFLOW
);
650 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
651 pa_tagstruct_putu32(t
, s
->index
);
652 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
656 case PLAYBACK_STREAM_MESSAGE_OVERFLOW
: {
659 /* Notify the user we're overflowed*/
660 t
= pa_tagstruct_new(NULL
, 0);
661 pa_tagstruct_putu32(t
, PA_COMMAND_OVERFLOW
);
662 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
663 pa_tagstruct_putu32(t
, s
->index
);
664 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
668 case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
:
669 pa_pstream_send_simple_ack(s
->connection
->pstream
, PA_PTR_TO_UINT(userdata
));
677 static playback_stream
* playback_stream_new(
690 pa_sink_input_flags_t flags
,
692 pa_bool_t adjust_latency
) {
694 playback_stream
*s
, *ssync
;
695 pa_sink_input
*sink_input
;
699 pa_sink_input_new_data data
;
700 pa_usec_t tlength_usec
, minreq_usec
, sink_usec
;
705 pa_assert(maxlength
);
713 /* Find syncid group */
714 for (ssync
= pa_idxset_first(c
->output_streams
, &idx
); ssync
; ssync
= pa_idxset_next(c
->output_streams
, &idx
)) {
716 if (!playback_stream_isinstance(ssync
))
719 if (ssync
->syncid
== syncid
)
723 /* Synced streams must connect to the same sink */
727 sink
= ssync
->sink_input
->sink
;
728 else if (sink
!= ssync
->sink_input
->sink
)
732 pa_sink_input_new_data_init(&data
);
734 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
735 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
736 data
.driver
= __FILE__
;
737 data
.module
= c
->protocol
->module
;
738 data
.client
= c
->client
;
740 pa_sink_input_new_data_set_sample_spec(&data
, ss
);
741 pa_sink_input_new_data_set_channel_map(&data
, map
);
742 pa_sink_input_new_data_set_volume(&data
, volume
);
743 pa_sink_input_new_data_set_muted(&data
, muted
);
744 data
.sync_base
= ssync
? ssync
->sink_input
: NULL
;
746 sink_input
= pa_sink_input_new(c
->protocol
->core
, &data
, flags
);
748 pa_sink_input_new_data_done(&data
);
753 s
= pa_msgobject_new(playback_stream
);
754 s
->parent
.parent
.parent
.free
= playback_stream_free
;
755 s
->parent
.parent
.process_msg
= playback_stream_process_msg
;
758 s
->sink_input
= sink_input
;
759 s
->underrun
= (uint64_t) -1;
761 s
->sink_input
->parent
.process_msg
= sink_input_process_msg
;
762 s
->sink_input
->pop
= sink_input_pop_cb
;
763 s
->sink_input
->process_rewind
= sink_input_process_rewind_cb
;
764 s
->sink_input
->update_max_rewind
= sink_input_update_max_rewind_cb
;
765 s
->sink_input
->kill
= sink_input_kill_cb
;
766 s
->sink_input
->moved
= sink_input_moved_cb
;
767 s
->sink_input
->suspend
= sink_input_suspend_cb
;
768 s
->sink_input
->userdata
= s
;
770 start_index
= ssync
? pa_memblockq_get_read_index(ssync
->memblockq
) : 0;
772 if (*maxlength
<= 0 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
773 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
775 *tlength
= pa_usec_to_bytes(DEFAULT_TLENGTH_MSEC
*PA_USEC_PER_MSEC
, &sink_input
->sample_spec
);
777 *minreq
= pa_usec_to_bytes(DEFAULT_PROCESS_MSEC
*PA_USEC_PER_MSEC
, &sink_input
->sample_spec
);
779 frame_size
= pa_frame_size(&sink_input
->sample_spec
);
781 *minreq
= frame_size
;
782 if (*tlength
< *minreq
+frame_size
)
783 *tlength
= *minreq
+frame_size
;
785 tlength_usec
= pa_bytes_to_usec(*tlength
, &sink_input
->sample_spec
);
786 minreq_usec
= pa_bytes_to_usec(*minreq
, &sink_input
->sample_spec
);
788 if (adjust_latency
) {
790 /* So, the user asked us to adjust the latency of the stream
791 * buffer according to the what the sink can provide. The
792 * tlength passed in shall be the overall latency. Roughly
793 * half the latency will be spent on the hw buffer, the other
794 * half of it in the async buffer queue we maintain for each
795 * client. In between we'll have a safety space of size
798 sink_usec
= (tlength_usec
-minreq_usec
)/2;
802 /* Ok, the user didn't ask us to adjust the latency, but we
803 * still need to make sure that the parameters from the user
806 sink_usec
= tlength_usec
- minreq_usec
;
809 s
->sink_latency
= pa_sink_input_set_requested_latency(sink_input
, sink_usec
);
811 if (adjust_latency
) {
812 /* Ok, we didn't necessarily get what we were asking for, so
813 * let's subtract from what we asked for for the remaining
816 if (tlength_usec
>= s
->sink_latency
)
817 tlength_usec
-= s
->sink_latency
;
820 if (tlength_usec
< s
->sink_latency
+ minreq_usec
)
821 tlength_usec
= s
->sink_latency
+ minreq_usec
;
823 *tlength
= pa_usec_to_bytes(tlength_usec
, &sink_input
->sample_spec
);
824 *minreq
= pa_usec_to_bytes(minreq_usec
, &sink_input
->sample_spec
);
827 *minreq
= frame_size
;
828 *tlength
+= frame_size
;
831 if (*tlength
<= *minreq
)
832 *tlength
= *minreq
+ frame_size
;
837 pa_sink_input_get_silence(sink_input
, &silence
);
839 s
->memblockq
= pa_memblockq_new(
843 pa_frame_size(&sink_input
->sample_spec
),
849 pa_memblock_unref(silence
.memblock
);
851 *maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
852 *tlength
= (uint32_t) pa_memblockq_get_tlength(s
->memblockq
);
853 *prebuf
= (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
);
854 *minreq
= (uint32_t) pa_memblockq_get_minreq(s
->memblockq
);
855 *missing
= (uint32_t) pa_memblockq_pop_missing(s
->memblockq
);
857 *ss
= s
->sink_input
->sample_spec
;
858 *map
= s
->sink_input
->channel_map
;
860 s
->minreq
= pa_memblockq_get_minreq(s
->memblockq
);
861 pa_atomic_store(&s
->missing
, 0);
862 s
->drain_request
= FALSE
;
864 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
866 pa_sink_input_put(s
->sink_input
);
870 static int connection_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
871 connection
*c
= CONNECTION(o
);
872 connection_assert_ref(c
);
879 case CONNECTION_MESSAGE_REVOKE
:
880 pa_pstream_send_revoke(c
->pstream
, PA_PTR_TO_UINT(userdata
));
883 case CONNECTION_MESSAGE_RELEASE
:
884 pa_pstream_send_release(c
->pstream
, PA_PTR_TO_UINT(userdata
));
891 static void connection_unlink(connection
*c
) {
900 while ((r
= pa_idxset_first(c
->record_streams
, NULL
)))
901 record_stream_unlink(r
);
903 while ((o
= pa_idxset_first(c
->output_streams
, NULL
)))
904 if (playback_stream_isinstance(o
))
905 playback_stream_unlink(PLAYBACK_STREAM(o
));
907 upload_stream_unlink(UPLOAD_STREAM(o
));
910 pa_subscription_free(c
->subscription
);
913 pa_pstream_unlink(c
->pstream
);
915 if (c
->auth_timeout_event
) {
916 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
917 c
->auth_timeout_event
= NULL
;
920 pa_assert_se(pa_idxset_remove_by_data(c
->protocol
->connections
, c
, NULL
) == c
);
925 static void connection_free(pa_object
*o
) {
926 connection
*c
= CONNECTION(o
);
930 connection_unlink(c
);
932 pa_idxset_free(c
->record_streams
, NULL
, NULL
);
933 pa_idxset_free(c
->output_streams
, NULL
, NULL
);
935 pa_pdispatch_unref(c
->pdispatch
);
936 pa_pstream_unref(c
->pstream
);
937 pa_client_free(c
->client
);
942 /* Called from thread context */
943 static void request_bytes(playback_stream
*s
) {
944 size_t m
, previous_missing
;
946 playback_stream_assert_ref(s
);
948 m
= pa_memblockq_pop_missing(s
->memblockq
);
953 /* pa_log("request_bytes(%lu)", (unsigned long) m); */
955 previous_missing
= pa_atomic_add(&s
->missing
, m
);
957 if (pa_memblockq_prebuf_active(s
->memblockq
) ||
958 (previous_missing
< s
->minreq
&& previous_missing
+m
>= s
->minreq
)) {
959 pa_assert(pa_thread_mq_get());
960 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, NULL
, 0, NULL
, NULL
);
964 static void send_memblock(connection
*c
) {
968 start
= PA_IDXSET_INVALID
;
972 if (!(r
= RECORD_STREAM(pa_idxset_rrobin(c
->record_streams
, &c
->rrobin_index
))))
975 if (start
== PA_IDXSET_INVALID
)
976 start
= c
->rrobin_index
;
977 else if (start
== c
->rrobin_index
)
980 if (pa_memblockq_peek(r
->memblockq
, &chunk
) >= 0) {
981 pa_memchunk schunk
= chunk
;
983 if (schunk
.length
> r
->fragment_size
)
984 schunk
.length
= r
->fragment_size
;
986 pa_pstream_send_memblock(c
->pstream
, r
->index
, 0, PA_SEEK_RELATIVE
, &schunk
);
988 pa_memblockq_drop(r
->memblockq
, schunk
.length
);
989 pa_memblock_unref(schunk
.memblock
);
996 static void send_playback_stream_killed(playback_stream
*p
) {
998 playback_stream_assert_ref(p
);
1000 t
= pa_tagstruct_new(NULL
, 0);
1001 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_KILLED
);
1002 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1003 pa_tagstruct_putu32(t
, p
->index
);
1004 pa_pstream_send_tagstruct(p
->connection
->pstream
, t
);
1007 static void send_record_stream_killed(record_stream
*r
) {
1009 record_stream_assert_ref(r
);
1011 t
= pa_tagstruct_new(NULL
, 0);
1012 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_KILLED
);
1013 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1014 pa_tagstruct_putu32(t
, r
->index
);
1015 pa_pstream_send_tagstruct(r
->connection
->pstream
, t
);
1018 /*** sink input callbacks ***/
1020 static void handle_seek(playback_stream
*s
, int64_t indexw
) {
1021 playback_stream_assert_ref(s
);
1023 /* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->underrun, pa_memblockq_is_readable(s->memblockq)); */
1025 if (s
->underrun
!= 0) {
1027 /* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */
1029 if (pa_memblockq_is_readable(s
->memblockq
)) {
1031 size_t u
= pa_memblockq_get_length(s
->memblockq
);
1033 if (u
>= s
->underrun
)
1036 pa_log("yeah! ready to rock");
1038 /* We just ended an underrun, let's ask the sink
1040 s
->sink_input
->thread_info
.ignore_rewind
= TRUE
;
1041 pa_sink_input_request_rewind(s
->sink_input
, u
, TRUE
);
1047 indexr
= pa_memblockq_get_read_index(s
->memblockq
);
1049 if (indexw
< indexr
)
1050 /* OK, the sink already asked for this data, so
1051 * let's have it usk us again */
1053 pa_sink_input_request_rewind(s
->sink_input
, indexr
- indexw
, FALSE
);
1059 /* Called from thread context */
1060 static int sink_input_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
) {
1061 pa_sink_input
*i
= PA_SINK_INPUT(o
);
1064 pa_sink_input_assert_ref(i
);
1065 s
= PLAYBACK_STREAM(i
->userdata
);
1066 playback_stream_assert_ref(s
);
1070 case SINK_INPUT_MESSAGE_SEEK
: {
1073 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1074 pa_memblockq_seek(s
->memblockq
, offset
, PA_PTR_TO_UINT(userdata
));
1076 handle_seek(s
, windex
);
1080 case SINK_INPUT_MESSAGE_POST_DATA
: {
1085 /* pa_log("sink input post: %lu", (unsigned long) chunk->length); */
1087 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1089 if (pa_memblockq_push_align(s
->memblockq
, chunk
) < 0) {
1090 pa_log_warn("Failed to push data into queue");
1091 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_OVERFLOW
, NULL
, 0, NULL
, NULL
);
1092 pa_memblockq_seek(s
->memblockq
, chunk
->length
, PA_SEEK_RELATIVE
);
1095 handle_seek(s
, windex
);
1100 case SINK_INPUT_MESSAGE_DRAIN
:
1101 case SINK_INPUT_MESSAGE_FLUSH
:
1102 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1103 case SINK_INPUT_MESSAGE_TRIGGER
: {
1106 pa_sink_input
*isync
;
1107 void (*func
)(pa_memblockq
*bq
);
1110 case SINK_INPUT_MESSAGE_FLUSH
:
1111 func
= pa_memblockq_flush
;
1114 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1115 func
= pa_memblockq_prebuf_force
;
1118 case SINK_INPUT_MESSAGE_DRAIN
:
1119 case SINK_INPUT_MESSAGE_TRIGGER
:
1120 func
= pa_memblockq_prebuf_disable
;
1124 pa_assert_not_reached();
1127 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1129 handle_seek(s
, windex
);
1131 /* Do the same for all other members in the sync group */
1132 for (isync
= i
->sync_prev
; isync
; isync
= isync
->sync_prev
) {
1133 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1134 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1135 func(ssync
->memblockq
);
1136 handle_seek(ssync
, windex
);
1139 for (isync
= i
->sync_next
; isync
; isync
= isync
->sync_next
) {
1140 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1141 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1142 func(ssync
->memblockq
);
1143 handle_seek(ssync
, windex
);
1146 if (code
== SINK_INPUT_MESSAGE_DRAIN
) {
1147 if (!pa_memblockq_is_readable(s
->memblockq
))
1148 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
, userdata
, 0, NULL
, NULL
);
1150 s
->drain_tag
= PA_PTR_TO_UINT(userdata
);
1151 s
->drain_request
= TRUE
;
1158 case SINK_INPUT_MESSAGE_UPDATE_LATENCY
:
1160 s
->read_index
= pa_memblockq_get_read_index(s
->memblockq
);
1161 s
->write_index
= pa_memblockq_get_write_index(s
->memblockq
);
1162 s
->render_memblockq_length
= pa_memblockq_get_length(s
->sink_input
->thread_info
.render_memblockq
);
1165 case PA_SINK_INPUT_MESSAGE_SET_STATE
: {
1168 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1170 pa_memblockq_prebuf_force(s
->memblockq
);
1172 handle_seek(s
, windex
);
1174 /* Fall through to the default handler */
1178 case PA_SINK_INPUT_MESSAGE_GET_LATENCY
: {
1179 pa_usec_t
*r
= userdata
;
1181 *r
= pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &i
->sample_spec
);
1183 /* Fall through, the default handler will add in the extra
1184 * latency added by the resampler */
1189 return pa_sink_input_process_msg(o
, code
, userdata
, offset
, chunk
);
1192 /* Called from thread context */
1193 static int sink_input_pop_cb(pa_sink_input
*i
, size_t nbytes
, pa_memchunk
*chunk
) {
1196 pa_sink_input_assert_ref(i
);
1197 s
= PLAYBACK_STREAM(i
->userdata
);
1198 playback_stream_assert_ref(s
);
1201 if (pa_memblockq_peek(s
->memblockq
, chunk
) < 0) {
1203 /* pa_log("UNDERRUN"); */
1205 if (s
->drain_request
&& pa_sink_input_safe_to_remove(i
)) {
1206 s
->drain_request
= FALSE
;
1207 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
);
1208 } else if (s
->underrun
== 0)
1209 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_UNDERFLOW
, NULL
, 0, NULL
, NULL
);
1211 if (s
->underrun
!= (size_t) -1)
1212 s
->underrun
+= nbytes
;
1214 /* pa_log("added %llu bytes, total is %llu", (unsigned long long) nbytes, (unsigned long long) s->underrun); */
1221 /* pa_log("NOTUNDERRUN"); */
1225 pa_memblockq_drop(s
->memblockq
, chunk
->length
);
1231 static void sink_input_process_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1234 pa_sink_input_assert_ref(i
);
1235 s
= PLAYBACK_STREAM(i
->userdata
);
1236 playback_stream_assert_ref(s
);
1238 /* If we are in an underrun, then we don't rewind */
1239 if (s
->underrun
!= 0)
1242 pa_memblockq_rewind(s
->memblockq
, nbytes
);
1245 static void sink_input_update_max_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1248 pa_sink_input_assert_ref(i
);
1249 s
= PLAYBACK_STREAM(i
->userdata
);
1250 playback_stream_assert_ref(s
);
1252 pa_memblockq_set_maxrewind(s
->memblockq
, nbytes
);
1255 /* Called from main context */
1256 static void sink_input_kill_cb(pa_sink_input
*i
) {
1259 pa_sink_input_assert_ref(i
);
1260 s
= PLAYBACK_STREAM(i
->userdata
);
1261 playback_stream_assert_ref(s
);
1263 send_playback_stream_killed(s
);
1264 playback_stream_unlink(s
);
1267 /* Called from main context */
1268 static void sink_input_suspend_cb(pa_sink_input
*i
, pa_bool_t suspend
) {
1272 pa_sink_input_assert_ref(i
);
1273 s
= PLAYBACK_STREAM(i
->userdata
);
1274 playback_stream_assert_ref(s
);
1276 if (s
->connection
->version
< 12)
1279 t
= pa_tagstruct_new(NULL
, 0);
1280 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_SUSPENDED
);
1281 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1282 pa_tagstruct_putu32(t
, s
->index
);
1283 pa_tagstruct_put_boolean(t
, suspend
);
1284 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1287 /* Called from main context */
1288 static void sink_input_moved_cb(pa_sink_input
*i
) {
1292 pa_sink_input_assert_ref(i
);
1293 s
= PLAYBACK_STREAM(i
->userdata
);
1294 playback_stream_assert_ref(s
);
1296 if (s
->connection
->version
< 12)
1299 t
= pa_tagstruct_new(NULL
, 0);
1300 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_MOVED
);
1301 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1302 pa_tagstruct_putu32(t
, s
->index
);
1303 pa_tagstruct_putu32(t
, i
->sink
->index
);
1304 pa_tagstruct_puts(t
, i
->sink
->name
);
1305 pa_tagstruct_put_boolean(t
, pa_sink_get_state(i
->sink
) == PA_SINK_SUSPENDED
);
1306 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1309 /*** source_output callbacks ***/
1311 /* Called from thread context */
1312 static void source_output_push_cb(pa_source_output
*o
, const pa_memchunk
*chunk
) {
1315 pa_source_output_assert_ref(o
);
1316 s
= RECORD_STREAM(o
->userdata
);
1317 record_stream_assert_ref(s
);
1320 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), RECORD_STREAM_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
1323 static void source_output_kill_cb(pa_source_output
*o
) {
1326 pa_source_output_assert_ref(o
);
1327 s
= RECORD_STREAM(o
->userdata
);
1328 record_stream_assert_ref(s
);
1330 send_record_stream_killed(s
);
1331 record_stream_unlink(s
);
1334 static pa_usec_t
source_output_get_latency_cb(pa_source_output
*o
) {
1337 pa_source_output_assert_ref(o
);
1338 s
= RECORD_STREAM(o
->userdata
);
1339 record_stream_assert_ref(s
);
1341 /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
1343 return pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &o
->sample_spec
);
1346 /* Called from main context */
1347 static void source_output_suspend_cb(pa_source_output
*o
, pa_bool_t suspend
) {
1351 pa_source_output_assert_ref(o
);
1352 s
= RECORD_STREAM(o
->userdata
);
1353 record_stream_assert_ref(s
);
1355 if (s
->connection
->version
< 12)
1358 t
= pa_tagstruct_new(NULL
, 0);
1359 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_SUSPENDED
);
1360 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1361 pa_tagstruct_putu32(t
, s
->index
);
1362 pa_tagstruct_put_boolean(t
, suspend
);
1363 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1366 /* Called from main context */
1367 static void source_output_moved_cb(pa_source_output
*o
) {
1371 pa_source_output_assert_ref(o
);
1372 s
= RECORD_STREAM(o
->userdata
);
1373 record_stream_assert_ref(s
);
1375 if (s
->connection
->version
< 12)
1378 t
= pa_tagstruct_new(NULL
, 0);
1379 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_MOVED
);
1380 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1381 pa_tagstruct_putu32(t
, s
->index
);
1382 pa_tagstruct_putu32(t
, o
->source
->index
);
1383 pa_tagstruct_puts(t
, o
->source
->name
);
1384 pa_tagstruct_put_boolean(t
, pa_source_get_state(o
->source
) == PA_SOURCE_SUSPENDED
);
1385 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1388 /*** pdispatch callbacks ***/
1390 static void protocol_error(connection
*c
) {
1391 pa_log("protocol error, kicking client");
1392 connection_unlink(c
);
1395 #define CHECK_VALIDITY(pstream, expression, tag, error) do { \
1396 if (!(expression)) { \
1397 pa_pstream_send_error((pstream), (tag), (error)); \
1402 static pa_tagstruct
*reply_new(uint32_t tag
) {
1403 pa_tagstruct
*reply
;
1405 reply
= pa_tagstruct_new(NULL
, 0);
1406 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1407 pa_tagstruct_putu32(reply
, tag
);
1411 static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1412 connection
*c
= CONNECTION(userdata
);
1414 uint32_t maxlength
, tlength
, prebuf
, minreq
, sink_index
, syncid
, missing
;
1415 const char *name
= NULL
, *sink_name
;
1418 pa_tagstruct
*reply
;
1419 pa_sink
*sink
= NULL
;
1427 fix_channels
= FALSE
,
1429 variable_rate
= FALSE
,
1431 adjust_latency
= FALSE
;
1433 pa_sink_input_flags_t flags
= 0;
1436 connection_assert_ref(c
);
1439 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1442 PA_TAG_SAMPLE_SPEC
, &ss
,
1443 PA_TAG_CHANNEL_MAP
, &map
,
1444 PA_TAG_U32
, &sink_index
,
1445 PA_TAG_STRING
, &sink_name
,
1446 PA_TAG_U32
, &maxlength
,
1447 PA_TAG_BOOLEAN
, &corked
,
1448 PA_TAG_U32
, &tlength
,
1449 PA_TAG_U32
, &prebuf
,
1450 PA_TAG_U32
, &minreq
,
1451 PA_TAG_U32
, &syncid
,
1452 PA_TAG_CVOLUME
, &volume
,
1453 PA_TAG_INVALID
) < 0) {
1459 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1460 CHECK_VALIDITY(c
->pstream
, sink_index
!= PA_INVALID_INDEX
|| !sink_name
|| (*sink_name
&& pa_utf8_valid(sink_name
)), tag
, PA_ERR_INVALID
);
1461 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1462 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1463 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
1464 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
&& volume
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1466 p
= pa_proplist_new();
1469 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1471 if (c
->version
>= 12) {
1472 /* Since 0.9.8 the user can ask for a couple of additional flags */
1474 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1475 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1476 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1477 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1478 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1479 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1480 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1483 pa_proplist_free(p
);
1488 if (c
->version
>= 13) {
1490 if (pa_tagstruct_get_boolean(t
, &muted
) < 0 ||
1491 pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
1492 pa_tagstruct_get_proplist(t
, p
) < 0) {
1494 pa_proplist_free(p
);
1499 if (!pa_tagstruct_eof(t
)) {
1501 pa_proplist_free(p
);
1505 if (sink_index
!= PA_INVALID_INDEX
) {
1507 if (!(sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
))) {
1508 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1509 pa_proplist_free(p
);
1513 } else if (sink_name
) {
1515 if (!(sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1))) {
1516 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1517 pa_proplist_free(p
);
1523 (corked
? PA_SINK_INPUT_START_CORKED
: 0) |
1524 (no_remap
? PA_SINK_INPUT_NO_REMAP
: 0) |
1525 (no_remix
? PA_SINK_INPUT_NO_REMIX
: 0) |
1526 (fix_format
? PA_SINK_INPUT_FIX_FORMAT
: 0) |
1527 (fix_rate
? PA_SINK_INPUT_FIX_RATE
: 0) |
1528 (fix_channels
? PA_SINK_INPUT_FIX_CHANNELS
: 0) |
1529 (no_move
? PA_SINK_INPUT_DONT_MOVE
: 0) |
1530 (variable_rate
? PA_SINK_INPUT_VARIABLE_RATE
: 0);
1532 s
= playback_stream_new(c
, sink
, &ss
, &map
, &maxlength
, &tlength
, &prebuf
, &minreq
, &volume
, muted
, syncid
, &missing
, flags
, p
, adjust_latency
);
1533 pa_proplist_free(p
);
1535 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
1537 reply
= reply_new(tag
);
1538 pa_tagstruct_putu32(reply
, s
->index
);
1539 pa_assert(s
->sink_input
);
1540 pa_tagstruct_putu32(reply
, s
->sink_input
->index
);
1541 pa_tagstruct_putu32(reply
, missing
);
1543 /* pa_log("initial request is %u", missing); */
1545 if (c
->version
>= 9) {
1546 /* Since 0.9.0 we support sending the buffer metrics back to the client */
1548 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
1549 pa_tagstruct_putu32(reply
, (uint32_t) tlength
);
1550 pa_tagstruct_putu32(reply
, (uint32_t) prebuf
);
1551 pa_tagstruct_putu32(reply
, (uint32_t) minreq
);
1554 if (c
->version
>= 12) {
1555 /* Since 0.9.8 we support sending the chosen sample
1556 * spec/channel map/device/suspend status back to the
1559 pa_tagstruct_put_sample_spec(reply
, &ss
);
1560 pa_tagstruct_put_channel_map(reply
, &map
);
1562 pa_tagstruct_putu32(reply
, s
->sink_input
->sink
->index
);
1563 pa_tagstruct_puts(reply
, s
->sink_input
->sink
->name
);
1565 pa_tagstruct_put_boolean(reply
, pa_sink_get_state(s
->sink_input
->sink
) == PA_SINK_SUSPENDED
);
1568 if (c
->version
>= 13)
1569 pa_tagstruct_put_usec(reply
, s
->sink_latency
);
1571 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1574 static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1575 connection
*c
= CONNECTION(userdata
);
1578 connection_assert_ref(c
);
1581 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
1582 !pa_tagstruct_eof(t
)) {
1587 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1591 case PA_COMMAND_DELETE_PLAYBACK_STREAM
: {
1593 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !playback_stream_isinstance(s
)) {
1594 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1598 playback_stream_unlink(s
);
1602 case PA_COMMAND_DELETE_RECORD_STREAM
: {
1604 if (!(s
= pa_idxset_get_by_index(c
->record_streams
, channel
))) {
1605 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1609 record_stream_unlink(s
);
1613 case PA_COMMAND_DELETE_UPLOAD_STREAM
: {
1616 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !upload_stream_isinstance(s
)) {
1617 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1621 upload_stream_unlink(s
);
1626 pa_assert_not_reached();
1629 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1632 static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1633 connection
*c
= CONNECTION(userdata
);
1635 uint32_t maxlength
, fragment_size
;
1636 uint32_t source_index
;
1637 const char *name
, *source_name
;
1640 pa_tagstruct
*reply
;
1641 pa_source
*source
= NULL
;
1648 fix_channels
= FALSE
,
1650 variable_rate
= FALSE
,
1651 adjust_latency
= FALSE
;
1652 pa_source_output_flags_t flags
= 0;
1655 connection_assert_ref(c
);
1658 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1659 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
1660 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
1661 pa_tagstruct_getu32(t
, &source_index
) < 0 ||
1662 pa_tagstruct_gets(t
, &source_name
) < 0 ||
1663 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
1664 pa_tagstruct_get_boolean(t
, &corked
) < 0 ||
1665 pa_tagstruct_getu32(t
, &fragment_size
) < 0) {
1670 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1671 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1672 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1673 CHECK_VALIDITY(c
->pstream
, source_index
!= PA_INVALID_INDEX
|| !source_name
|| (*source_name
&& pa_utf8_valid(source_name
)), tag
, PA_ERR_INVALID
);
1674 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1676 p
= pa_proplist_new();
1679 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1681 if (c
->version
>= 12) {
1682 /* Since 0.9.8 the user can ask for a couple of additional flags */
1684 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1685 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1686 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1687 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1688 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1689 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1690 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1693 pa_proplist_free(p
);
1698 if (c
->version
>= 13) {
1700 if (pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
1701 pa_tagstruct_get_proplist(t
, p
) < 0) {
1703 pa_proplist_free(p
);
1708 if (!pa_tagstruct_eof(t
)) {
1710 pa_proplist_free(p
);
1714 if (source_index
!= PA_INVALID_INDEX
) {
1716 if (!(source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, source_index
))) {
1717 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1718 pa_proplist_free(p
);
1722 } else if (source_name
) {
1724 if (!(source
= pa_namereg_get(c
->protocol
->core
, source_name
, PA_NAMEREG_SOURCE
, 1))) {
1725 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1726 pa_proplist_free(p
);
1732 (corked
? PA_SOURCE_OUTPUT_START_CORKED
: 0) |
1733 (no_remap
? PA_SOURCE_OUTPUT_NO_REMAP
: 0) |
1734 (no_remix
? PA_SOURCE_OUTPUT_NO_REMIX
: 0) |
1735 (fix_format
? PA_SOURCE_OUTPUT_FIX_FORMAT
: 0) |
1736 (fix_rate
? PA_SOURCE_OUTPUT_FIX_RATE
: 0) |
1737 (fix_channels
? PA_SOURCE_OUTPUT_FIX_CHANNELS
: 0) |
1738 (no_move
? PA_SOURCE_OUTPUT_DONT_MOVE
: 0) |
1739 (variable_rate
? PA_SOURCE_OUTPUT_VARIABLE_RATE
: 0);
1741 s
= record_stream_new(c
, source
, &ss
, &map
, &maxlength
, &fragment_size
, flags
, p
, adjust_latency
);
1742 pa_proplist_free(p
);
1744 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
1746 reply
= reply_new(tag
);
1747 pa_tagstruct_putu32(reply
, s
->index
);
1748 pa_assert(s
->source_output
);
1749 pa_tagstruct_putu32(reply
, s
->source_output
->index
);
1751 if (c
->version
>= 9) {
1752 /* Since 0.9 we support sending the buffer metrics back to the client */
1754 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
1755 pa_tagstruct_putu32(reply
, (uint32_t) fragment_size
);
1758 if (c
->version
>= 12) {
1759 /* Since 0.9.8 we support sending the chosen sample
1760 * spec/channel map/device/suspend status back to the
1763 pa_tagstruct_put_sample_spec(reply
, &ss
);
1764 pa_tagstruct_put_channel_map(reply
, &map
);
1766 pa_tagstruct_putu32(reply
, s
->source_output
->source
->index
);
1767 pa_tagstruct_puts(reply
, s
->source_output
->source
->name
);
1769 pa_tagstruct_put_boolean(reply
, pa_source_get_state(s
->source_output
->source
) == PA_SOURCE_SUSPENDED
);
1772 if (c
->version
>= 13)
1773 pa_tagstruct_put_usec(reply
, s
->source_latency
);
1775 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1778 static void command_exit(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1779 connection
*c
= CONNECTION(userdata
);
1781 connection_assert_ref(c
);
1784 if (!pa_tagstruct_eof(t
)) {
1789 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1791 c
->protocol
->core
->mainloop
->quit(c
->protocol
->core
->mainloop
, 0);
1792 pa_pstream_send_simple_ack(c
->pstream
, tag
); /* nonsense */
1795 static void command_auth(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1796 connection
*c
= CONNECTION(userdata
);
1798 pa_tagstruct
*reply
;
1801 connection_assert_ref(c
);
1804 if (pa_tagstruct_getu32(t
, &c
->version
) < 0 ||
1805 pa_tagstruct_get_arbitrary(t
, &cookie
, PA_NATIVE_COOKIE_LENGTH
) < 0 ||
1806 !pa_tagstruct_eof(t
)) {
1811 /* Minimum supported version */
1812 if (c
->version
< 8) {
1813 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_VERSION
);
1817 pa_snprintf(tmp
, sizeof(tmp
), "%u", c
->version
);
1818 pa_proplist_sets(c
->client
->proplist
, "native-protocol.version", tmp
);
1820 if (!c
->authorized
) {
1824 const pa_creds
*creds
;
1826 if ((creds
= pa_pdispatch_creds(pd
))) {
1827 if (creds
->uid
== getuid())
1829 else if (c
->protocol
->auth_group
) {
1833 if ((gid
= pa_get_gid_of_group(c
->protocol
->auth_group
)) == (gid_t
) -1)
1834 pa_log_warn("failed to get GID of group '%s'", c
->protocol
->auth_group
);
1835 else if (gid
== creds
->gid
)
1838 if ((r
= pa_uid_in_group(creds
->uid
, c
->protocol
->auth_group
)) < 0)
1839 pa_log_warn("failed to check group membership.");
1845 pa_log_info("Got credentials: uid=%lu gid=%lu success=%i",
1846 (unsigned long) creds
->uid
,
1847 (unsigned long) creds
->gid
,
1850 if (c
->version
>= 10 &&
1851 pa_mempool_is_shared(c
->protocol
->core
->mempool
) &&
1852 creds
->uid
== getuid()) {
1854 pa_pstream_enable_shm(c
->pstream
, TRUE
);
1855 pa_log_info("Enabled SHM for new connection");
1861 if (!success
&& memcmp(c
->protocol
->auth_cookie
, cookie
, PA_NATIVE_COOKIE_LENGTH
) == 0)
1865 pa_log_warn("Denied access to client with invalid authorization data.");
1866 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_ACCESS
);
1870 c
->authorized
= TRUE
;
1871 if (c
->auth_timeout_event
) {
1872 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
1873 c
->auth_timeout_event
= NULL
;
1877 reply
= reply_new(tag
);
1878 pa_tagstruct_putu32(reply
, PA_PROTOCOL_VERSION
);
1882 /* SHM support is only enabled after both sides made sure they are the same user. */
1886 ucred
.uid
= getuid();
1887 ucred
.gid
= getgid();
1889 pa_pstream_send_tagstruct_with_creds(c
->pstream
, reply
, &ucred
);
1892 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1896 static void command_set_client_name(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1897 connection
*c
= CONNECTION(userdata
);
1898 const char *name
= NULL
;
1900 pa_tagstruct
*reply
;
1902 connection_assert_ref(c
);
1905 p
= pa_proplist_new();
1907 if ((c
->version
< 13 && pa_tagstruct_gets(t
, &name
) < 0) ||
1908 (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
1909 !pa_tagstruct_eof(t
)) {
1912 pa_proplist_free(p
);
1917 if (pa_proplist_sets(p
, PA_PROP_APPLICATION_NAME
, name
) < 0) {
1918 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
1919 pa_proplist_free(p
);
1923 pa_proplist_update(c
->client
->proplist
, PA_UPDATE_REPLACE
, p
);
1924 pa_proplist_free(p
);
1926 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
1928 reply
= reply_new(tag
);
1930 if (c
->version
>= 13)
1931 pa_tagstruct_putu32(reply
, c
->client
->index
);
1933 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1936 static void command_lookup(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1937 connection
*c
= CONNECTION(userdata
);
1939 uint32_t idx
= PA_IDXSET_INVALID
;
1941 connection_assert_ref(c
);
1944 if (pa_tagstruct_gets(t
, &name
) < 0 ||
1945 !pa_tagstruct_eof(t
)) {
1950 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1951 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
1953 if (command
== PA_COMMAND_LOOKUP_SINK
) {
1955 if ((sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1)))
1959 pa_assert(command
== PA_COMMAND_LOOKUP_SOURCE
);
1960 if ((source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1)))
1961 idx
= source
->index
;
1964 if (idx
== PA_IDXSET_INVALID
)
1965 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1967 pa_tagstruct
*reply
;
1968 reply
= reply_new(tag
);
1969 pa_tagstruct_putu32(reply
, idx
);
1970 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1974 static void command_drain_playback_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1975 connection
*c
= CONNECTION(userdata
);
1979 connection_assert_ref(c
);
1982 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
1983 !pa_tagstruct_eof(t
)) {
1988 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1989 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
1990 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
1991 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
1993 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
);
1996 static void command_stat(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1997 connection
*c
= CONNECTION(userdata
);
1998 pa_tagstruct
*reply
;
1999 const pa_mempool_stat
*stat
;
2001 connection_assert_ref(c
);
2004 if (!pa_tagstruct_eof(t
)) {
2009 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2011 stat
= pa_mempool_get_stat(c
->protocol
->core
->mempool
);
2013 reply
= reply_new(tag
);
2014 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_allocated
));
2015 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->allocated_size
));
2016 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_accumulated
));
2017 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->accumulated_size
));
2018 pa_tagstruct_putu32(reply
, pa_scache_total_size(c
->protocol
->core
));
2019 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2022 static void command_get_playback_latency(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2023 connection
*c
= CONNECTION(userdata
);
2024 pa_tagstruct
*reply
;
2026 struct timeval tv
, now
;
2030 connection_assert_ref(c
);
2033 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2034 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2035 !pa_tagstruct_eof(t
)) {
2040 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2041 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2042 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2043 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2044 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
)
2046 reply
= reply_new(tag
);
2048 latency
= pa_sink_get_latency(s
->sink_input
->sink
);
2049 latency
+= pa_bytes_to_usec(s
->render_memblockq_length
, &s
->sink_input
->sample_spec
);
2051 pa_tagstruct_put_usec(reply
, latency
);
2053 pa_tagstruct_put_usec(reply
, 0);
2054 pa_tagstruct_put_boolean(reply
, pa_sink_input_get_state(s
->sink_input
) == PA_SINK_INPUT_RUNNING
);
2055 pa_tagstruct_put_timeval(reply
, &tv
);
2056 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2057 pa_tagstruct_puts64(reply
, s
->write_index
);
2058 pa_tagstruct_puts64(reply
, s
->read_index
);
2059 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2062 static void command_get_record_latency(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2063 connection
*c
= CONNECTION(userdata
);
2064 pa_tagstruct
*reply
;
2066 struct timeval tv
, now
;
2069 connection_assert_ref(c
);
2072 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2073 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2074 !pa_tagstruct_eof(t
)) {
2079 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2080 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2081 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2083 reply
= reply_new(tag
);
2084 pa_tagstruct_put_usec(reply
, s
->source_output
->source
->monitor_of
? pa_sink_get_latency(s
->source_output
->source
->monitor_of
) : 0);
2085 pa_tagstruct_put_usec(reply
, pa_source_get_latency(s
->source_output
->source
));
2086 pa_tagstruct_put_boolean(reply
, FALSE
);
2087 pa_tagstruct_put_timeval(reply
, &tv
);
2088 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2089 pa_tagstruct_puts64(reply
, pa_memblockq_get_write_index(s
->memblockq
));
2090 pa_tagstruct_puts64(reply
, pa_memblockq_get_read_index(s
->memblockq
));
2091 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2094 static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2095 connection
*c
= CONNECTION(userdata
);
2098 const char *name
= NULL
;
2101 pa_tagstruct
*reply
;
2104 connection_assert_ref(c
);
2107 if ((c
->version
< 13 && pa_tagstruct_gets(t
, &name
) < 0) ||
2108 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
2109 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
2110 pa_tagstruct_getu32(t
, &length
) < 0) {
2115 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2116 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
2117 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
2118 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
2119 CHECK_VALIDITY(c
->pstream
, (length
% pa_frame_size(&ss
)) == 0 && length
> 0, tag
, PA_ERR_INVALID
);
2120 CHECK_VALIDITY(c
->pstream
, length
<= PA_SCACHE_ENTRY_SIZE_MAX
, tag
, PA_ERR_TOOLARGE
);
2122 if (c
->version
< 13)
2123 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2125 p
= pa_proplist_new();
2127 if (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) {
2129 pa_proplist_free(p
);
2133 if (c
->version
< 13)
2134 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
2136 s
= upload_stream_new(c
, &ss
, &map
, name
, length
, p
);
2137 pa_proplist_free(p
);
2139 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
2141 reply
= reply_new(tag
);
2142 pa_tagstruct_putu32(reply
, s
->index
);
2143 pa_tagstruct_putu32(reply
, length
);
2144 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2147 static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2148 connection
*c
= CONNECTION(userdata
);
2153 connection_assert_ref(c
);
2156 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
2157 !pa_tagstruct_eof(t
)) {
2162 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2164 s
= pa_idxset_get_by_index(c
->output_streams
, channel
);
2165 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2166 CHECK_VALIDITY(c
->pstream
, upload_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2168 if (pa_scache_add_item(c
->protocol
->core
, s
->name
, &s
->sample_spec
, &s
->channel_map
, &s
->memchunk
, s
->proplist
, &idx
) < 0)
2169 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INTERNAL
);
2171 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2173 upload_stream_unlink(s
);
2176 static void command_play_sample(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2177 connection
*c
= CONNECTION(userdata
);
2178 uint32_t sink_index
;
2181 const char *name
, *sink_name
;
2184 pa_tagstruct
*reply
;
2186 connection_assert_ref(c
);
2189 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2191 if (pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
2192 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
2193 pa_tagstruct_getu32(t
, &volume
) < 0 ||
2194 pa_tagstruct_gets(t
, &name
) < 0) {
2199 CHECK_VALIDITY(c
->pstream
, sink_index
!= PA_INVALID_INDEX
|| !sink_name
|| (*sink_name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2200 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2202 if (sink_index
!= PA_INVALID_INDEX
)
2203 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
2205 sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1);
2207 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
2209 p
= pa_proplist_new();
2211 if ((c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
2212 !pa_tagstruct_eof(t
)) {
2214 pa_proplist_free(p
);
2218 if (pa_scache_play_item(c
->protocol
->core
, name
, sink
, volume
, p
, &idx
) < 0) {
2219 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2220 pa_proplist_free(p
);
2224 pa_proplist_free(p
);
2226 reply
= reply_new(tag
);
2228 if (c
->version
>= 13)
2229 pa_tagstruct_putu32(reply
, idx
);
2231 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2234 static void command_remove_sample(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2235 connection
*c
= CONNECTION(userdata
);
2238 connection_assert_ref(c
);
2241 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2242 !pa_tagstruct_eof(t
)) {
2247 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2248 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2250 if (pa_scache_remove_item(c
->protocol
->core
, name
) < 0) {
2251 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2255 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2258 static void fixup_sample_spec(connection
*c
, pa_sample_spec
*fixed
, const pa_sample_spec
*original
) {
2261 pa_assert(original
);
2265 if (c
->version
< 12) {
2266 /* Before protocol version 12 we didn't support S32 samples,
2267 * so we need to lie about this to the client */
2269 if (fixed
->format
== PA_SAMPLE_S32LE
)
2270 fixed
->format
= PA_SAMPLE_FLOAT32LE
;
2271 if (fixed
->format
== PA_SAMPLE_S32BE
)
2272 fixed
->format
= PA_SAMPLE_FLOAT32BE
;
2276 static void sink_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_sink
*sink
) {
2277 pa_sample_spec fixed_ss
;
2280 pa_sink_assert_ref(sink
);
2282 fixup_sample_spec(c
, &fixed_ss
, &sink
->sample_spec
);
2286 PA_TAG_U32
, sink
->index
,
2287 PA_TAG_STRING
, sink
->name
,
2288 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(sink
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2289 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2290 PA_TAG_CHANNEL_MAP
, &sink
->channel_map
,
2291 PA_TAG_U32
, sink
->module
? sink
->module
->index
: PA_INVALID_INDEX
,
2292 PA_TAG_CVOLUME
, pa_sink_get_volume(sink
),
2293 PA_TAG_BOOLEAN
, pa_sink_get_mute(sink
),
2294 PA_TAG_U32
, sink
->monitor_source
? sink
->monitor_source
->index
: PA_INVALID_INDEX
,
2295 PA_TAG_STRING
, sink
->monitor_source
? sink
->monitor_source
->name
: NULL
,
2296 PA_TAG_USEC
, pa_sink_get_latency(sink
),
2297 PA_TAG_STRING
, sink
->driver
,
2298 PA_TAG_U32
, sink
->flags
,
2301 if (c
->version
>= 13) {
2302 pa_tagstruct_put_proplist(t
, sink
->proplist
);
2303 pa_tagstruct_put_usec(t
, pa_sink_get_requested_latency(sink
));
2307 static void source_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_source
*source
) {
2308 pa_sample_spec fixed_ss
;
2311 pa_source_assert_ref(source
);
2313 fixup_sample_spec(c
, &fixed_ss
, &source
->sample_spec
);
2317 PA_TAG_U32
, source
->index
,
2318 PA_TAG_STRING
, source
->name
,
2319 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(source
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2320 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2321 PA_TAG_CHANNEL_MAP
, &source
->channel_map
,
2322 PA_TAG_U32
, source
->module
? source
->module
->index
: PA_INVALID_INDEX
,
2323 PA_TAG_CVOLUME
, pa_source_get_volume(source
),
2324 PA_TAG_BOOLEAN
, pa_source_get_mute(source
),
2325 PA_TAG_U32
, source
->monitor_of
? source
->monitor_of
->index
: PA_INVALID_INDEX
,
2326 PA_TAG_STRING
, source
->monitor_of
? source
->monitor_of
->name
: NULL
,
2327 PA_TAG_USEC
, pa_source_get_latency(source
),
2328 PA_TAG_STRING
, source
->driver
,
2329 PA_TAG_U32
, source
->flags
,
2332 if (c
->version
>= 13) {
2333 pa_tagstruct_put_proplist(t
, source
->proplist
);
2334 pa_tagstruct_put_usec(t
, pa_source_get_requested_latency(source
));
2339 static void client_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_client
*client
) {
2343 pa_tagstruct_putu32(t
, client
->index
);
2344 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(client
->proplist
, PA_PROP_APPLICATION_NAME
)));
2345 pa_tagstruct_putu32(t
, client
->module
? client
->module
->index
: PA_INVALID_INDEX
);
2346 pa_tagstruct_puts(t
, client
->driver
);
2348 if (c
->version
>= 13)
2349 pa_tagstruct_put_proplist(t
, client
->proplist
);
2353 static void module_fill_tagstruct(pa_tagstruct
*t
, pa_module
*module
) {
2357 pa_tagstruct_putu32(t
, module
->index
);
2358 pa_tagstruct_puts(t
, module
->name
);
2359 pa_tagstruct_puts(t
, module
->argument
);
2360 pa_tagstruct_putu32(t
, module
->n_used
);
2361 pa_tagstruct_put_boolean(t
, module
->auto_unload
);
2364 static void sink_input_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_sink_input
*s
) {
2365 pa_sample_spec fixed_ss
;
2368 pa_sink_input_assert_ref(s
);
2370 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2372 pa_tagstruct_putu32(t
, s
->index
);
2373 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2374 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2375 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2376 pa_tagstruct_putu32(t
, s
->sink
->index
);
2377 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2378 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2379 pa_tagstruct_put_cvolume(t
, &s
->volume
);
2380 pa_tagstruct_put_usec(t
, pa_sink_input_get_latency(s
));
2381 pa_tagstruct_put_usec(t
, pa_sink_get_latency(s
->sink
));
2382 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_sink_input_get_resample_method(s
)));
2383 pa_tagstruct_puts(t
, s
->driver
);
2384 if (c
->version
>= 11)
2385 pa_tagstruct_put_boolean(t
, pa_sink_input_get_mute(s
));
2386 if (c
->version
>= 13)
2387 pa_tagstruct_put_proplist(t
, s
->proplist
);
2390 static void source_output_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_source_output
*s
) {
2391 pa_sample_spec fixed_ss
;
2394 pa_source_output_assert_ref(s
);
2396 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2398 pa_tagstruct_putu32(t
, s
->index
);
2399 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2400 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2401 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2402 pa_tagstruct_putu32(t
, s
->source
->index
);
2403 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2404 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2405 pa_tagstruct_put_usec(t
, pa_source_output_get_latency(s
));
2406 pa_tagstruct_put_usec(t
, pa_source_get_latency(s
->source
));
2407 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_source_output_get_resample_method(s
)));
2408 pa_tagstruct_puts(t
, s
->driver
);
2410 if (c
->version
>= 13)
2411 pa_tagstruct_put_proplist(t
, s
->proplist
);
2414 static void scache_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_scache_entry
*e
) {
2415 pa_sample_spec fixed_ss
;
2420 fixup_sample_spec(c
, &fixed_ss
, &e
->sample_spec
);
2422 pa_tagstruct_putu32(t
, e
->index
);
2423 pa_tagstruct_puts(t
, e
->name
);
2424 pa_tagstruct_put_cvolume(t
, &e
->volume
);
2425 pa_tagstruct_put_usec(t
, pa_bytes_to_usec(e
->memchunk
.length
, &e
->sample_spec
));
2426 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2427 pa_tagstruct_put_channel_map(t
, &e
->channel_map
);
2428 pa_tagstruct_putu32(t
, e
->memchunk
.length
);
2429 pa_tagstruct_put_boolean(t
, e
->lazy
);
2430 pa_tagstruct_puts(t
, e
->filename
);
2432 if (c
->version
>= 13)
2433 pa_tagstruct_put_proplist(t
, e
->proplist
);
2436 static void command_get_info(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2437 connection
*c
= CONNECTION(userdata
);
2439 pa_sink
*sink
= NULL
;
2440 pa_source
*source
= NULL
;
2441 pa_client
*client
= NULL
;
2442 pa_module
*module
= NULL
;
2443 pa_sink_input
*si
= NULL
;
2444 pa_source_output
*so
= NULL
;
2445 pa_scache_entry
*sce
= NULL
;
2447 pa_tagstruct
*reply
;
2449 connection_assert_ref(c
);
2452 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2453 (command
!= PA_COMMAND_GET_CLIENT_INFO
&&
2454 command
!= PA_COMMAND_GET_MODULE_INFO
&&
2455 command
!= PA_COMMAND_GET_SINK_INPUT_INFO
&&
2456 command
!= PA_COMMAND_GET_SOURCE_OUTPUT_INFO
&&
2457 pa_tagstruct_gets(t
, &name
) < 0) ||
2458 !pa_tagstruct_eof(t
)) {
2463 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2464 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2466 if (command
== PA_COMMAND_GET_SINK_INFO
) {
2467 if (idx
!= PA_INVALID_INDEX
)
2468 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2470 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2471 } else if (command
== PA_COMMAND_GET_SOURCE_INFO
) {
2472 if (idx
!= PA_INVALID_INDEX
)
2473 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2475 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2476 } else if (command
== PA_COMMAND_GET_CLIENT_INFO
)
2477 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
2478 else if (command
== PA_COMMAND_GET_MODULE_INFO
)
2479 module
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
2480 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO
)
2481 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2482 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO
)
2483 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
2485 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO
);
2486 if (idx
!= PA_INVALID_INDEX
)
2487 sce
= pa_idxset_get_by_index(c
->protocol
->core
->scache
, idx
);
2489 sce
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SAMPLE
, 0);
2492 if (!sink
&& !source
&& !client
&& !module
&& !si
&& !so
&& !sce
) {
2493 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2497 reply
= reply_new(tag
);
2499 sink_fill_tagstruct(c
, reply
, sink
);
2501 source_fill_tagstruct(c
, reply
, source
);
2503 client_fill_tagstruct(c
, reply
, client
);
2505 module_fill_tagstruct(reply
, module
);
2507 sink_input_fill_tagstruct(c
, reply
, si
);
2509 source_output_fill_tagstruct(c
, reply
, so
);
2511 scache_fill_tagstruct(c
, reply
, sce
);
2512 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2515 static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2516 connection
*c
= CONNECTION(userdata
);
2520 pa_tagstruct
*reply
;
2522 connection_assert_ref(c
);
2525 if (!pa_tagstruct_eof(t
)) {
2530 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2532 reply
= reply_new(tag
);
2534 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2535 i
= c
->protocol
->core
->sinks
;
2536 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2537 i
= c
->protocol
->core
->sources
;
2538 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2539 i
= c
->protocol
->core
->clients
;
2540 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2541 i
= c
->protocol
->core
->modules
;
2542 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2543 i
= c
->protocol
->core
->sink_inputs
;
2544 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2545 i
= c
->protocol
->core
->source_outputs
;
2547 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2548 i
= c
->protocol
->core
->scache
;
2552 for (p
= pa_idxset_first(i
, &idx
); p
; p
= pa_idxset_next(i
, &idx
)) {
2553 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2554 sink_fill_tagstruct(c
, reply
, p
);
2555 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2556 source_fill_tagstruct(c
, reply
, p
);
2557 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2558 client_fill_tagstruct(c
, reply
, p
);
2559 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2560 module_fill_tagstruct(reply
, p
);
2561 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2562 sink_input_fill_tagstruct(c
, reply
, p
);
2563 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2564 source_output_fill_tagstruct(c
, reply
, p
);
2566 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2567 scache_fill_tagstruct(c
, reply
, p
);
2572 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2575 static void command_get_server_info(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2576 connection
*c
= CONNECTION(userdata
);
2577 pa_tagstruct
*reply
;
2580 pa_sample_spec fixed_ss
;
2582 connection_assert_ref(c
);
2585 if (!pa_tagstruct_eof(t
)) {
2590 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2592 reply
= reply_new(tag
);
2593 pa_tagstruct_puts(reply
, PACKAGE_NAME
);
2594 pa_tagstruct_puts(reply
, PACKAGE_VERSION
);
2595 pa_tagstruct_puts(reply
, pa_get_user_name(txt
, sizeof(txt
)));
2596 pa_tagstruct_puts(reply
, pa_get_host_name(txt
, sizeof(txt
)));
2598 fixup_sample_spec(c
, &fixed_ss
, &c
->protocol
->core
->default_sample_spec
);
2599 pa_tagstruct_put_sample_spec(reply
, &fixed_ss
);
2601 n
= pa_namereg_get_default_sink_name(c
->protocol
->core
);
2602 pa_tagstruct_puts(reply
, n
);
2603 n
= pa_namereg_get_default_source_name(c
->protocol
->core
);
2604 pa_tagstruct_puts(reply
, n
);
2606 pa_tagstruct_putu32(reply
, c
->protocol
->core
->cookie
);
2608 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2611 static void subscription_cb(pa_core
*core
, pa_subscription_event_type_t e
, uint32_t idx
, void *userdata
) {
2613 connection
*c
= CONNECTION(userdata
);
2615 connection_assert_ref(c
);
2617 t
= pa_tagstruct_new(NULL
, 0);
2618 pa_tagstruct_putu32(t
, PA_COMMAND_SUBSCRIBE_EVENT
);
2619 pa_tagstruct_putu32(t
, (uint32_t) -1);
2620 pa_tagstruct_putu32(t
, e
);
2621 pa_tagstruct_putu32(t
, idx
);
2622 pa_pstream_send_tagstruct(c
->pstream
, t
);
2625 static void command_subscribe(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2626 connection
*c
= CONNECTION(userdata
);
2627 pa_subscription_mask_t m
;
2629 connection_assert_ref(c
);
2632 if (pa_tagstruct_getu32(t
, &m
) < 0 ||
2633 !pa_tagstruct_eof(t
)) {
2638 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2639 CHECK_VALIDITY(c
->pstream
, (m
& ~PA_SUBSCRIPTION_MASK_ALL
) == 0, tag
, PA_ERR_INVALID
);
2641 if (c
->subscription
)
2642 pa_subscription_free(c
->subscription
);
2645 c
->subscription
= pa_subscription_new(c
->protocol
->core
, m
, subscription_cb
, c
);
2646 pa_assert(c
->subscription
);
2648 c
->subscription
= NULL
;
2650 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2653 static void command_set_volume(
2654 PA_GCC_UNUSED pa_pdispatch
*pd
,
2660 connection
*c
= CONNECTION(userdata
);
2663 pa_sink
*sink
= NULL
;
2664 pa_source
*source
= NULL
;
2665 pa_sink_input
*si
= NULL
;
2666 const char *name
= NULL
;
2668 connection_assert_ref(c
);
2671 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2672 (command
== PA_COMMAND_SET_SINK_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2673 (command
== PA_COMMAND_SET_SOURCE_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2674 pa_tagstruct_get_cvolume(t
, &volume
) ||
2675 !pa_tagstruct_eof(t
)) {
2680 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2681 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2682 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
2686 case PA_COMMAND_SET_SINK_VOLUME
:
2687 if (idx
!= PA_INVALID_INDEX
)
2688 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2690 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2693 case PA_COMMAND_SET_SOURCE_VOLUME
:
2694 if (idx
!= PA_INVALID_INDEX
)
2695 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2697 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2700 case PA_COMMAND_SET_SINK_INPUT_VOLUME
:
2701 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2705 pa_assert_not_reached();
2708 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
2711 pa_sink_set_volume(sink
, &volume
);
2713 pa_source_set_volume(source
, &volume
);
2715 pa_sink_input_set_volume(si
, &volume
);
2717 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2720 static void command_set_mute(
2721 PA_GCC_UNUSED pa_pdispatch
*pd
,
2727 connection
*c
= CONNECTION(userdata
);
2730 pa_sink
*sink
= NULL
;
2731 pa_source
*source
= NULL
;
2732 pa_sink_input
*si
= NULL
;
2733 const char *name
= NULL
;
2735 connection_assert_ref(c
);
2738 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2739 (command
== PA_COMMAND_SET_SINK_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2740 (command
== PA_COMMAND_SET_SOURCE_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2741 pa_tagstruct_get_boolean(t
, &mute
) ||
2742 !pa_tagstruct_eof(t
)) {
2747 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2748 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2752 case PA_COMMAND_SET_SINK_MUTE
:
2754 if (idx
!= PA_INVALID_INDEX
)
2755 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2757 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2761 case PA_COMMAND_SET_SOURCE_MUTE
:
2762 if (idx
!= PA_INVALID_INDEX
)
2763 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2765 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2769 case PA_COMMAND_SET_SINK_INPUT_MUTE
:
2770 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2774 pa_assert_not_reached();
2777 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
2780 pa_sink_set_mute(sink
, mute
);
2782 pa_source_set_mute(source
, mute
);
2784 pa_sink_input_set_mute(si
, mute
);
2786 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2789 static void command_cork_playback_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2790 connection
*c
= CONNECTION(userdata
);
2795 connection_assert_ref(c
);
2798 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2799 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
2800 !pa_tagstruct_eof(t
)) {
2805 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2806 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2807 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2808 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2809 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2811 pa_sink_input_cork(s
->sink_input
, b
);
2812 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2815 static void command_trigger_or_flush_or_prebuf_playback_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2816 connection
*c
= CONNECTION(userdata
);
2820 connection_assert_ref(c
);
2823 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2824 !pa_tagstruct_eof(t
)) {
2829 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2830 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2831 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2832 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2833 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2836 case PA_COMMAND_FLUSH_PLAYBACK_STREAM
:
2837 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_FLUSH
, NULL
, 0, NULL
);
2840 case PA_COMMAND_PREBUF_PLAYBACK_STREAM
:
2841 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_PREBUF_FORCE
, NULL
, 0, NULL
);
2844 case PA_COMMAND_TRIGGER_PLAYBACK_STREAM
:
2845 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_TRIGGER
, NULL
, 0, NULL
);
2849 pa_assert_not_reached();
2852 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2855 static void command_cork_record_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2856 connection
*c
= CONNECTION(userdata
);
2861 connection_assert_ref(c
);
2864 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2865 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
2866 !pa_tagstruct_eof(t
)) {
2871 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2872 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2873 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2875 pa_source_output_cork(s
->source_output
, b
);
2876 pa_memblockq_prebuf_force(s
->memblockq
);
2877 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2880 static void command_flush_record_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2881 connection
*c
= CONNECTION(userdata
);
2885 connection_assert_ref(c
);
2888 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2889 !pa_tagstruct_eof(t
)) {
2894 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2895 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2896 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2898 pa_memblockq_flush(s
->memblockq
);
2899 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2902 static void command_set_stream_buffer_attr(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2903 connection
*c
= CONNECTION(userdata
);
2905 uint32_t maxlength
, tlength
, prebuf
, minreq
, fragsize
;
2906 pa_tagstruct
*reply
;
2908 connection_assert_ref(c
);
2911 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
2916 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2918 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
) {
2921 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2922 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2923 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2925 if (pa_tagstruct_get(
2927 PA_TAG_U32
, &maxlength
,
2928 PA_TAG_U32
, &tlength
,
2929 PA_TAG_U32
, &prebuf
,
2930 PA_TAG_U32
, &minreq
,
2931 PA_TAG_INVALID
) < 0 ||
2932 !pa_tagstruct_eof(t
)) {
2937 if (maxlength
<= 0 || maxlength
> MAX_MEMBLOCKQ_LENGTH
)
2938 maxlength
= MAX_MEMBLOCKQ_LENGTH
;
2940 tlength
= pa_usec_to_bytes(DEFAULT_TLENGTH_MSEC
*1000, &s
->sink_input
->sample_spec
);
2942 minreq
= (tlength
*9)/10;
2946 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
2947 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
2948 pa_memblockq_set_prebuf(s
->memblockq
, prebuf
);
2949 pa_memblockq_set_minreq(s
->memblockq
, minreq
);
2951 reply
= reply_new(tag
);
2952 pa_tagstruct_putu32(reply
, (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
));
2953 pa_tagstruct_putu32(reply
, (uint32_t) pa_memblockq_get_tlength(s
->memblockq
));
2954 pa_tagstruct_putu32(reply
, (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
));
2955 pa_tagstruct_putu32(reply
, (uint32_t) pa_memblockq_get_minreq(s
->memblockq
));
2960 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
);
2962 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2963 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2965 if (pa_tagstruct_get(
2967 PA_TAG_U32
, &maxlength
,
2968 PA_TAG_U32
, &fragsize
,
2969 PA_TAG_INVALID
) < 0 ||
2970 !pa_tagstruct_eof(t
)) {
2975 if (maxlength
<= 0 || maxlength
> MAX_MEMBLOCKQ_LENGTH
)
2976 maxlength
= MAX_MEMBLOCKQ_LENGTH
;
2978 fragsize
= pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC
*1000, &s
->source_output
->sample_spec
);
2980 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
2982 base
= pa_frame_size(&s
->source_output
->sample_spec
);
2983 s
->fragment_size
= (fragsize
/base
)*base
;
2984 if (s
->fragment_size
<= 0)
2985 s
->fragment_size
= base
;
2987 if (s
->fragment_size
> pa_memblockq_get_maxlength(s
->memblockq
))
2988 s
->fragment_size
= pa_memblockq_get_maxlength(s
->memblockq
);
2990 reply
= reply_new(tag
);
2991 pa_tagstruct_putu32(reply
, (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
));
2992 pa_tagstruct_putu32(reply
, s
->fragment_size
);
2995 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2998 static void command_update_stream_sample_rate(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2999 connection
*c
= CONNECTION(userdata
);
3003 connection_assert_ref(c
);
3006 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3007 pa_tagstruct_getu32(t
, &rate
) < 0 ||
3008 !pa_tagstruct_eof(t
)) {
3013 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3014 CHECK_VALIDITY(c
->pstream
, rate
> 0 && rate
<= PA_RATE_MAX
, tag
, PA_ERR_INVALID
);
3016 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
) {
3019 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3020 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3021 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3023 pa_sink_input_set_rate(s
->sink_input
, rate
);
3027 pa_assert(command
== PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
);
3029 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3030 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3032 pa_source_output_set_rate(s
->source_output
, rate
);
3035 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3038 static void command_update_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3039 connection
*c
= CONNECTION(userdata
);
3044 connection_assert_ref(c
);
3047 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3049 p
= pa_proplist_new();
3051 if (command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
) {
3053 if (pa_tagstruct_getu32(t
, &mode
) < 0 ||
3054 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3055 !pa_tagstruct_eof(t
)) {
3057 pa_proplist_free(p
);
3063 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3064 pa_tagstruct_getu32(t
, &mode
) < 0 ||
3065 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3066 !pa_tagstruct_eof(t
)) {
3068 pa_proplist_free(p
);
3073 CHECK_VALIDITY(c
->pstream
, mode
== PA_UPDATE_SET
|| mode
== PA_UPDATE_MERGE
|| mode
== PA_UPDATE_REPLACE
, tag
, PA_ERR_INVALID
);
3075 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST
) {
3078 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3079 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3080 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3082 pa_proplist_update(s
->sink_input
->proplist
, mode
, p
);
3083 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3085 } else if (command
== PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST
) {
3088 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3089 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3091 pa_proplist_update(s
->source_output
->proplist
, mode
, p
);
3092 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3094 pa_assert(command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
);
3096 pa_proplist_update(c
->client
->proplist
, mode
, p
);
3097 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3100 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3103 static void command_remove_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3104 connection
*c
= CONNECTION(userdata
);
3106 unsigned changed
= 0;
3108 pa_strlist
*l
= NULL
;
3110 connection_assert_ref(c
);
3113 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3115 if (command
!= PA_COMMAND_REMOVE_CLIENT_PROPLIST
) {
3117 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
3123 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3126 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3127 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3128 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3130 p
= s
->sink_input
->proplist
;
3132 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3135 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3136 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3138 p
= s
->source_output
->proplist
;
3140 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3142 p
= c
->client
->proplist
;
3148 if (pa_tagstruct_gets(t
, &k
) < 0) {
3157 l
= pa_strlist_prepend(l
, k
);
3160 if (!pa_tagstruct_eof(t
)) {
3169 l
= pa_strlist_pop(l
, &z
);
3174 changed
+= pa_proplist_unset(p
, z
) >= 0;
3178 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3181 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3184 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3185 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3187 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3190 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3191 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3194 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3195 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3200 static void command_set_default_sink_or_source(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3201 connection
*c
= CONNECTION(userdata
);
3204 connection_assert_ref(c
);
3207 if (pa_tagstruct_gets(t
, &s
) < 0 ||
3208 !pa_tagstruct_eof(t
)) {
3213 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3214 CHECK_VALIDITY(c
->pstream
, !s
|| (*s
&& pa_utf8_valid(s
)), tag
, PA_ERR_INVALID
);
3216 pa_namereg_set_default(c
->protocol
->core
, s
, command
== PA_COMMAND_SET_DEFAULT_SOURCE
? PA_NAMEREG_SOURCE
: PA_NAMEREG_SINK
);
3217 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3220 static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3221 connection
*c
= CONNECTION(userdata
);
3225 connection_assert_ref(c
);
3228 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3229 pa_tagstruct_gets(t
, &name
) < 0 ||
3230 !pa_tagstruct_eof(t
)) {
3235 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3236 CHECK_VALIDITY(c
->pstream
, name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3238 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_NAME
) {
3241 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3242 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3243 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3245 pa_sink_input_set_name(s
->sink_input
, name
);
3249 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_NAME
);
3251 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3252 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3254 pa_source_output_set_name(s
->source_output
, name
);
3257 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3260 static void command_kill(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3261 connection
*c
= CONNECTION(userdata
);
3264 connection_assert_ref(c
);
3267 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3268 !pa_tagstruct_eof(t
)) {
3273 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3275 if (command
== PA_COMMAND_KILL_CLIENT
) {
3278 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
3279 CHECK_VALIDITY(c
->pstream
, client
, tag
, PA_ERR_NOENTITY
);
3282 pa_client_kill(client
);
3284 } else if (command
== PA_COMMAND_KILL_SINK_INPUT
) {
3287 s
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3288 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3291 pa_sink_input_kill(s
);
3293 pa_source_output
*s
;
3295 pa_assert(command
== PA_COMMAND_KILL_SOURCE_OUTPUT
);
3297 s
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3298 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3301 pa_source_output_kill(s
);
3304 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3305 connection_unref(c
);
3308 static void command_load_module(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3309 connection
*c
= CONNECTION(userdata
);
3311 const char *name
, *argument
;
3312 pa_tagstruct
*reply
;
3314 connection_assert_ref(c
);
3317 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3318 pa_tagstruct_gets(t
, &argument
) < 0 ||
3319 !pa_tagstruct_eof(t
)) {
3324 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3325 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
) && !strchr(name
, '/'), tag
, PA_ERR_INVALID
);
3326 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3328 if (!(m
= pa_module_load(c
->protocol
->core
, name
, argument
))) {
3329 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_MODINITFAILED
);
3333 reply
= reply_new(tag
);
3334 pa_tagstruct_putu32(reply
, m
->index
);
3335 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3338 static void command_unload_module(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3339 connection
*c
= CONNECTION(userdata
);
3343 connection_assert_ref(c
);
3346 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3347 !pa_tagstruct_eof(t
)) {
3352 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3353 m
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
3354 CHECK_VALIDITY(c
->pstream
, m
, tag
, PA_ERR_NOENTITY
);
3356 pa_module_unload_request(m
);
3357 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3360 static void command_add_autoload(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3361 connection
*c
= CONNECTION(userdata
);
3362 const char *name
, *module
, *argument
;
3365 pa_tagstruct
*reply
;
3367 connection_assert_ref(c
);
3370 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3371 pa_tagstruct_getu32(t
, &type
) < 0 ||
3372 pa_tagstruct_gets(t
, &module
) < 0 ||
3373 pa_tagstruct_gets(t
, &argument
) < 0 ||
3374 !pa_tagstruct_eof(t
)) {
3379 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3380 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3381 CHECK_VALIDITY(c
->pstream
, type
== 0 || type
== 1, tag
, PA_ERR_INVALID
);
3382 CHECK_VALIDITY(c
->pstream
, module
&& *module
&& pa_utf8_valid(module
), tag
, PA_ERR_INVALID
);
3383 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3385 if (pa_autoload_add(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
, module
, argument
, &idx
) < 0) {
3386 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
3390 reply
= reply_new(tag
);
3391 pa_tagstruct_putu32(reply
, idx
);
3392 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3395 static void command_remove_autoload(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3396 connection
*c
= CONNECTION(userdata
);
3397 const char *name
= NULL
;
3398 uint32_t type
, idx
= PA_IDXSET_INVALID
;
3401 connection_assert_ref(c
);
3404 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3405 (pa_tagstruct_gets(t
, &name
) < 0 ||
3406 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3407 !pa_tagstruct_eof(t
)) {
3412 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3413 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3414 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& pa_utf8_valid(name
) && (type
== 0 || type
== 1)), tag
, PA_ERR_INVALID
);
3417 r
= pa_autoload_remove_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3419 r
= pa_autoload_remove_by_index(c
->protocol
->core
, idx
);
3421 CHECK_VALIDITY(c
->pstream
, r
>= 0, tag
, PA_ERR_NOENTITY
);
3423 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3426 static void autoload_fill_tagstruct(pa_tagstruct
*t
, const pa_autoload_entry
*e
) {
3429 pa_tagstruct_putu32(t
, e
->index
);
3430 pa_tagstruct_puts(t
, e
->name
);
3431 pa_tagstruct_putu32(t
, e
->type
== PA_NAMEREG_SINK
? 0 : 1);
3432 pa_tagstruct_puts(t
, e
->module
);
3433 pa_tagstruct_puts(t
, e
->argument
);
3436 static void command_get_autoload_info(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3437 connection
*c
= CONNECTION(userdata
);
3438 const pa_autoload_entry
*a
= NULL
;
3441 pa_tagstruct
*reply
;
3443 connection_assert_ref(c
);
3446 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3447 (pa_tagstruct_gets(t
, &name
) < 0 ||
3448 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3449 !pa_tagstruct_eof(t
)) {
3454 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3455 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3456 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& (type
== 0 || type
== 1) && pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
3459 a
= pa_autoload_get_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3461 a
= pa_autoload_get_by_index(c
->protocol
->core
, idx
);
3463 CHECK_VALIDITY(c
->pstream
, a
, tag
, PA_ERR_NOENTITY
);
3465 reply
= reply_new(tag
);
3466 autoload_fill_tagstruct(reply
, a
);
3467 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3470 static void command_get_autoload_info_list(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3471 connection
*c
= CONNECTION(userdata
);
3472 pa_tagstruct
*reply
;
3474 connection_assert_ref(c
);
3477 if (!pa_tagstruct_eof(t
)) {
3482 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3484 reply
= reply_new(tag
);
3486 if (c
->protocol
->core
->autoload_hashmap
) {
3487 pa_autoload_entry
*a
;
3490 while ((a
= pa_hashmap_iterate(c
->protocol
->core
->autoload_hashmap
, &state
, NULL
)))
3491 autoload_fill_tagstruct(reply
, a
);
3494 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3497 static void command_move_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3498 connection
*c
= CONNECTION(userdata
);
3499 uint32_t idx
= PA_INVALID_INDEX
, idx_device
= PA_INVALID_INDEX
;
3500 const char *name
= NULL
;
3502 connection_assert_ref(c
);
3505 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3506 pa_tagstruct_getu32(t
, &idx_device
) < 0 ||
3507 pa_tagstruct_gets(t
, &name
) < 0 ||
3508 !pa_tagstruct_eof(t
)) {
3513 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3514 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3515 CHECK_VALIDITY(c
->pstream
, idx_device
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
3517 if (command
== PA_COMMAND_MOVE_SINK_INPUT
) {
3518 pa_sink_input
*si
= NULL
;
3519 pa_sink
*sink
= NULL
;
3521 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3523 if (idx_device
!= PA_INVALID_INDEX
)
3524 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx_device
);
3526 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3528 CHECK_VALIDITY(c
->pstream
, si
&& sink
, tag
, PA_ERR_NOENTITY
);
3530 if (pa_sink_input_move_to(si
, sink
, 0) < 0) {
3531 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3535 pa_source_output
*so
= NULL
;
3538 pa_assert(command
== PA_COMMAND_MOVE_SOURCE_OUTPUT
);
3540 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3542 if (idx_device
!= PA_INVALID_INDEX
)
3543 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx_device
);
3545 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3547 CHECK_VALIDITY(c
->pstream
, so
&& source
, tag
, PA_ERR_NOENTITY
);
3549 if (pa_source_output_move_to(so
, source
) < 0) {
3550 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3555 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3558 static void command_suspend(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3559 connection
*c
= CONNECTION(userdata
);
3560 uint32_t idx
= PA_INVALID_INDEX
;
3561 const char *name
= NULL
;
3564 connection_assert_ref(c
);
3567 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3568 pa_tagstruct_gets(t
, &name
) < 0 ||
3569 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
3570 !pa_tagstruct_eof(t
)) {
3575 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3576 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| !*name
|| pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3578 if (command
== PA_COMMAND_SUSPEND_SINK
) {
3580 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
3582 if (pa_sink_suspend_all(c
->protocol
->core
, b
) < 0) {
3583 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3587 pa_sink
*sink
= NULL
;
3589 if (idx
!= PA_INVALID_INDEX
)
3590 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
3592 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3594 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
3596 if (pa_sink_suspend(sink
, b
) < 0) {
3597 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3603 pa_assert(command
== PA_COMMAND_SUSPEND_SOURCE
);
3605 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
3607 if (pa_source_suspend_all(c
->protocol
->core
, b
) < 0) {
3608 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3615 if (idx
!= PA_INVALID_INDEX
)
3616 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
3618 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3620 CHECK_VALIDITY(c
->pstream
, source
, tag
, PA_ERR_NOENTITY
);
3622 if (pa_source_suspend(source
, b
) < 0) {
3623 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3629 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3632 /*** pstream callbacks ***/
3634 static void pstream_packet_callback(pa_pstream
*p
, pa_packet
*packet
, const pa_creds
*creds
, void *userdata
) {
3635 connection
*c
= CONNECTION(userdata
);
3639 connection_assert_ref(c
);
3641 if (pa_pdispatch_run(c
->pdispatch
, packet
, creds
, c
) < 0) {
3642 pa_log("invalid packet.");
3643 connection_unlink(c
);
3647 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
) {
3648 connection
*c
= CONNECTION(userdata
);
3649 output_stream
*stream
;
3653 connection_assert_ref(c
);
3655 if (!(stream
= OUTPUT_STREAM(pa_idxset_get_by_index(c
->output_streams
, channel
)))) {
3656 pa_log("client sent block for invalid stream.");
3661 if (playback_stream_isinstance(stream
)) {
3662 playback_stream
*ps
= PLAYBACK_STREAM(stream
);
3664 if (seek
!= PA_SEEK_RELATIVE
|| offset
!= 0)
3665 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
);
3667 pa_asyncmsgq_post(ps
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(ps
->sink_input
), SINK_INPUT_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
3670 upload_stream
*u
= UPLOAD_STREAM(stream
);
3673 if (!u
->memchunk
.memblock
) {
3674 if (u
->length
== chunk
->length
) {
3675 u
->memchunk
= *chunk
;
3676 pa_memblock_ref(u
->memchunk
.memblock
);
3679 u
->memchunk
.memblock
= pa_memblock_new(c
->protocol
->core
->mempool
, u
->length
);
3680 u
->memchunk
.index
= u
->memchunk
.length
= 0;
3684 pa_assert(u
->memchunk
.memblock
);
3687 if (l
> chunk
->length
)
3693 dst
= pa_memblock_acquire(u
->memchunk
.memblock
);
3694 src
= pa_memblock_acquire(chunk
->memblock
);
3696 memcpy((uint8_t*) dst
+ u
->memchunk
.index
+ u
->memchunk
.length
,
3697 (uint8_t*) src
+chunk
->index
, l
);
3699 pa_memblock_release(u
->memchunk
.memblock
);
3700 pa_memblock_release(chunk
->memblock
);
3702 u
->memchunk
.length
+= l
;
3708 static void pstream_die_callback(pa_pstream
*p
, void *userdata
) {
3709 connection
*c
= CONNECTION(userdata
);
3712 connection_assert_ref(c
);
3714 connection_unlink(c
);
3715 pa_log_info("connection died.");
3718 static void pstream_drain_callback(pa_pstream
*p
, void *userdata
) {
3719 connection
*c
= CONNECTION(userdata
);
3722 connection_assert_ref(c
);
3727 static void pstream_revoke_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
3730 if (!(q
= pa_thread_mq_get()))
3731 pa_pstream_send_revoke(p
, block_id
);
3733 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_REVOKE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
3736 static void pstream_release_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
3739 if (!(q
= pa_thread_mq_get()))
3740 pa_pstream_send_release(p
, block_id
);
3742 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_RELEASE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
3745 /*** client callbacks ***/
3747 static void client_kill_cb(pa_client
*c
) {
3750 connection_unlink(CONNECTION(c
->userdata
));
3753 /*** socket server callbacks ***/
3755 static void auth_timeout(pa_mainloop_api
*m
, pa_time_event
*e
, const struct timeval
*tv
, void *userdata
) {
3756 connection
*c
= CONNECTION(userdata
);
3760 connection_assert_ref(c
);
3761 pa_assert(c
->auth_timeout_event
== e
);
3764 connection_unlink(c
);
3767 static void on_connection(PA_GCC_UNUSED pa_socket_server
*s
, pa_iochannel
*io
, void *userdata
) {
3768 pa_protocol_native
*p
= userdata
;
3770 char cname
[256], pname
[128];
3776 if (pa_idxset_size(p
->connections
)+1 > MAX_CONNECTIONS
) {
3777 pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS
);
3778 pa_iochannel_free(io
);
3782 c
= pa_msgobject_new(connection
);
3783 c
->parent
.parent
.free
= connection_free
;
3784 c
->parent
.process_msg
= connection_process_msg
;
3786 c
->authorized
= p
->public;
3788 if (!c
->authorized
&& p
->auth_ip_acl
&& pa_ip_acl_check(p
->auth_ip_acl
, pa_iochannel_get_recv_fd(io
)) > 0) {
3789 pa_log_info("Client authenticated by IP ACL.");
3790 c
->authorized
= TRUE
;
3793 if (!c
->authorized
) {
3795 pa_gettimeofday(&tv
);
3796 tv
.tv_sec
+= AUTH_TIMEOUT
;
3797 c
->auth_timeout_event
= p
->core
->mainloop
->time_new(p
->core
->mainloop
, &tv
, auth_timeout
, c
);
3799 c
->auth_timeout_event
= NULL
;
3803 pa_iochannel_socket_peer_to_string(io
, pname
, sizeof(pname
));
3804 pa_snprintf(cname
, sizeof(cname
), "Native client (%s)", pname
);
3805 c
->client
= pa_client_new(p
->core
, __FILE__
, cname
);
3806 c
->client
->kill
= client_kill_cb
;
3807 c
->client
->userdata
= c
;
3808 c
->client
->module
= p
->module
;
3810 c
->pstream
= pa_pstream_new(p
->core
->mainloop
, io
, p
->core
->mempool
);
3812 pa_pstream_set_recieve_packet_callback(c
->pstream
, pstream_packet_callback
, c
);
3813 pa_pstream_set_recieve_memblock_callback(c
->pstream
, pstream_memblock_callback
, c
);
3814 pa_pstream_set_die_callback(c
->pstream
, pstream_die_callback
, c
);
3815 pa_pstream_set_drain_callback(c
->pstream
, pstream_drain_callback
, c
);
3816 pa_pstream_set_revoke_callback(c
->pstream
, pstream_revoke_callback
, c
);
3817 pa_pstream_set_release_callback(c
->pstream
, pstream_release_callback
, c
);
3819 c
->pdispatch
= pa_pdispatch_new(p
->core
->mainloop
, command_table
, PA_COMMAND_MAX
);
3821 c
->record_streams
= pa_idxset_new(NULL
, NULL
);
3822 c
->output_streams
= pa_idxset_new(NULL
, NULL
);
3824 c
->rrobin_index
= PA_IDXSET_INVALID
;
3825 c
->subscription
= NULL
;
3827 pa_idxset_put(p
->connections
, c
, NULL
);
3830 if (pa_iochannel_creds_supported(io
))
3831 pa_iochannel_creds_enable(io
);
3836 /*** module entry points ***/
3838 static int load_key(pa_protocol_native
*p
, const char*fn
) {
3841 p
->auth_cookie_in_property
= FALSE
;
3843 if (!fn
&& pa_authkey_prop_get(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) >= 0) {
3844 pa_log_info("using already loaded auth cookie.");
3845 pa_authkey_prop_ref(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
);
3846 p
->auth_cookie_in_property
= TRUE
;
3851 fn
= PA_NATIVE_COOKIE_FILE
;
3853 if (pa_authkey_load_auto(fn
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) < 0)
3856 pa_log_info("loading cookie from disk.");
3858 if (pa_authkey_prop_put(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) >= 0)
3859 p
->auth_cookie_in_property
= TRUE
;
3864 static pa_protocol_native
* protocol_new_internal(pa_core
*c
, pa_module
*m
, pa_modargs
*ma
) {
3865 pa_protocol_native
*p
;
3866 pa_bool_t
public = FALSE
;
3872 if (pa_modargs_get_value_boolean(ma
, "auth-anonymous", &public) < 0) {
3873 pa_log("auth-anonymous= expects a boolean argument.");
3877 p
= pa_xnew(pa_protocol_native
, 1);
3882 p
->auth_ip_acl
= NULL
;
3887 if (pa_modargs_get_value_boolean(ma
, "auth-group-enabled", &a
) < 0) {
3888 pa_log("auth-group-enabled= expects a boolean argument.");
3891 p
->auth_group
= a
? pa_xstrdup(pa_modargs_get_value(ma
, "auth-group", c
->is_system_instance
? PA_ACCESS_GROUP
: NULL
)) : NULL
;
3894 pa_log_info("Allowing access to group '%s'.", p
->auth_group
);
3899 if ((acl
= pa_modargs_get_value(ma
, "auth-ip-acl", NULL
))) {
3901 if (!(p
->auth_ip_acl
= pa_ip_acl_new(acl
))) {
3902 pa_log("Failed to parse IP ACL '%s'", acl
);
3907 if (load_key(p
, pa_modargs_get_value(ma
, "cookie", NULL
)) < 0)
3910 p
->connections
= pa_idxset_new(NULL
, NULL
);
3916 pa_xfree(p
->auth_group
);
3919 pa_ip_acl_free(p
->auth_ip_acl
);
3924 pa_protocol_native
* pa_protocol_native_new(pa_core
*core
, pa_socket_server
*server
, pa_module
*m
, pa_modargs
*ma
) {
3926 pa_protocol_native
*p
;
3928 if (!(p
= protocol_new_internal(core
, m
, ma
)))
3932 pa_socket_server_set_callback(p
->server
, on_connection
, p
);
3934 if (pa_socket_server_get_address(p
->server
, t
, sizeof(t
))) {
3936 l
= pa_property_get(core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
3937 l
= pa_strlist_prepend(l
, t
);
3938 pa_property_replace(core
, PA_NATIVE_SERVER_PROPERTY_NAME
, l
);
3944 void pa_protocol_native_free(pa_protocol_native
*p
) {
3948 while ((c
= pa_idxset_first(p
->connections
, NULL
)))
3949 connection_unlink(c
);
3950 pa_idxset_free(p
->connections
, NULL
, NULL
);
3955 if (pa_socket_server_get_address(p
->server
, t
, sizeof(t
))) {
3957 l
= pa_property_get(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
3958 l
= pa_strlist_remove(l
, t
);
3961 pa_property_replace(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
, l
);
3963 pa_property_remove(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
3966 pa_socket_server_unref(p
->server
);
3969 if (p
->auth_cookie_in_property
)
3970 pa_authkey_prop_unref(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
);
3973 pa_ip_acl_free(p
->auth_ip_acl
);
3976 pa_xfree(p
->auth_group
);
3981 pa_protocol_native
* pa_protocol_native_new_iochannel(
3987 pa_protocol_native
*p
;
3989 if (!(p
= protocol_new_internal(core
, m
, ma
)))
3992 on_connection(NULL
, io
, p
);