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
;
111 pa_usec_t sink_latency
;
113 /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */
114 int64_t read_index
, write_index
;
115 size_t render_memblockq_length
;
118 typedef struct upload_stream
{
119 output_stream parent
;
121 connection
*connection
;
124 pa_memchunk memchunk
;
127 pa_sample_spec sample_spec
;
128 pa_channel_map channel_map
;
129 pa_proplist
*proplist
;
135 pa_bool_t authorized
;
137 pa_protocol_native
*protocol
;
140 pa_pdispatch
*pdispatch
;
141 pa_idxset
*record_streams
, *output_streams
;
142 uint32_t rrobin_index
;
143 pa_subscription
*subscription
;
144 pa_time_event
*auth_timeout_event
;
147 PA_DECLARE_CLASS(record_stream
);
148 #define RECORD_STREAM(o) (record_stream_cast(o))
149 static PA_DEFINE_CHECK_TYPE(record_stream
, pa_msgobject
);
151 PA_DECLARE_CLASS(output_stream
);
152 #define OUTPUT_STREAM(o) (output_stream_cast(o))
153 static PA_DEFINE_CHECK_TYPE(output_stream
, pa_msgobject
);
155 PA_DECLARE_CLASS(playback_stream
);
156 #define PLAYBACK_STREAM(o) (playback_stream_cast(o))
157 static PA_DEFINE_CHECK_TYPE(playback_stream
, output_stream
);
159 PA_DECLARE_CLASS(upload_stream
);
160 #define UPLOAD_STREAM(o) (upload_stream_cast(o))
161 static PA_DEFINE_CHECK_TYPE(upload_stream
, output_stream
);
163 PA_DECLARE_CLASS(connection
);
164 #define CONNECTION(o) (connection_cast(o))
165 static PA_DEFINE_CHECK_TYPE(connection
, pa_msgobject
);
167 struct pa_protocol_native
{
171 pa_socket_server
*server
;
172 pa_idxset
*connections
;
173 uint8_t auth_cookie
[PA_NATIVE_COOKIE_LENGTH
];
174 pa_bool_t auth_cookie_in_property
;
178 pa_ip_acl
*auth_ip_acl
;
182 SINK_INPUT_MESSAGE_POST_DATA
= PA_SINK_INPUT_MESSAGE_MAX
, /* data from main loop to sink input */
183 SINK_INPUT_MESSAGE_DRAIN
, /* disabled prebuf, get playback started. */
184 SINK_INPUT_MESSAGE_FLUSH
,
185 SINK_INPUT_MESSAGE_TRIGGER
,
186 SINK_INPUT_MESSAGE_SEEK
,
187 SINK_INPUT_MESSAGE_PREBUF_FORCE
,
188 SINK_INPUT_MESSAGE_UPDATE_LATENCY
192 PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, /* data requested from sink input from the main loop */
193 PLAYBACK_STREAM_MESSAGE_UNDERFLOW
,
194 PLAYBACK_STREAM_MESSAGE_OVERFLOW
,
195 PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
,
196 PLAYBACK_STREAM_MESSAGE_STARTED
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 void fix_record_buffer_attr_pre(record_stream
*s
, pa_bool_t adjust_latency
, uint32_t *maxlength
, uint32_t *fragsize
) {
475 pa_assert(maxlength
);
478 if (*maxlength
<= 0 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
479 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
482 *fragsize
= pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC
*PA_USEC_PER_MSEC
, &s
->source_output
->sample_spec
);
484 if (adjust_latency
) {
485 pa_usec_t fragsize_usec
;
487 /* So, the user asked us to adjust the latency according to
488 * the what the source can provide. Half the latency will be
489 * spent on the hw buffer, half of it in the async buffer
490 * queue we maintain for each client. */
492 fragsize_usec
= pa_bytes_to_usec(*fragsize
, &s
->source_output
->sample_spec
);
494 s
->source_latency
= pa_source_output_set_requested_latency(s
->source_output
, fragsize_usec
/2);
496 if (fragsize_usec
>= s
->source_latency
*2)
497 fragsize_usec
-= s
->source_latency
;
499 fragsize_usec
= s
->source_latency
;
501 *fragsize
= pa_usec_to_bytes(fragsize_usec
, &s
->source_output
->sample_spec
);
505 static void fix_record_buffer_attr_post(record_stream
*s
, uint32_t *maxlength
, uint32_t *fragsize
) {
509 pa_assert(maxlength
);
512 *maxlength
= pa_memblockq_get_maxlength(s
->memblockq
);
514 base
= pa_frame_size(&s
->source_output
->sample_spec
);
516 s
->fragment_size
= (*fragsize
/base
)*base
;
517 if (s
->fragment_size
<= 0)
518 s
->fragment_size
= base
;
520 if (s
->fragment_size
> *maxlength
)
521 s
->fragment_size
= *maxlength
;
523 *fragsize
= s
->fragment_size
;
526 static record_stream
* record_stream_new(
531 pa_bool_t peak_detect
,
534 pa_source_output_flags_t flags
,
536 pa_bool_t adjust_latency
) {
539 pa_source_output
*source_output
;
541 pa_source_output_new_data data
;
545 pa_assert(maxlength
);
548 pa_source_output_new_data_init(&data
);
550 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
551 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
552 data
.driver
= __FILE__
;
553 data
.module
= c
->protocol
->module
;
554 data
.client
= c
->client
;
555 data
.source
= source
;
556 pa_source_output_new_data_set_sample_spec(&data
, ss
);
557 pa_source_output_new_data_set_channel_map(&data
, map
);
559 data
.resample_method
= PA_RESAMPLER_PEAKS
;
561 source_output
= pa_source_output_new(c
->protocol
->core
, &data
, flags
);
563 pa_source_output_new_data_done(&data
);
568 s
= pa_msgobject_new(record_stream
);
569 s
->parent
.parent
.free
= record_stream_free
;
570 s
->parent
.process_msg
= record_stream_process_msg
;
572 s
->source_output
= source_output
;
574 s
->source_output
->push
= source_output_push_cb
;
575 s
->source_output
->kill
= source_output_kill_cb
;
576 s
->source_output
->get_latency
= source_output_get_latency_cb
;
577 s
->source_output
->moved
= source_output_moved_cb
;
578 s
->source_output
->suspend
= source_output_suspend_cb
;
579 s
->source_output
->userdata
= s
;
581 fix_record_buffer_attr_pre(s
, adjust_latency
, maxlength
, fragsize
);
583 s
->memblockq
= pa_memblockq_new(
587 base
= pa_frame_size(&source_output
->sample_spec
),
593 fix_record_buffer_attr_post(s
, maxlength
, fragsize
);
595 *ss
= s
->source_output
->sample_spec
;
596 *map
= s
->source_output
->channel_map
;
598 pa_idxset_put(c
->record_streams
, s
, &s
->index
);
600 pa_source_output_put(s
->source_output
);
604 static void playback_stream_unlink(playback_stream
*s
) {
611 pa_sink_input_unlink(s
->sink_input
);
612 pa_sink_input_unref(s
->sink_input
);
613 s
->sink_input
= NULL
;
616 if (s
->drain_request
)
617 pa_pstream_send_error(s
->connection
->pstream
, s
->drain_tag
, PA_ERR_NOENTITY
);
619 pa_assert_se(pa_idxset_remove_by_data(s
->connection
->output_streams
, s
, NULL
) == s
);
620 s
->connection
= NULL
;
621 playback_stream_unref(s
);
624 static void playback_stream_free(pa_object
* o
) {
625 playback_stream
*s
= PLAYBACK_STREAM(o
);
628 playback_stream_unlink(s
);
630 pa_memblockq_free(s
->memblockq
);
634 static int playback_stream_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
635 playback_stream
*s
= PLAYBACK_STREAM(o
);
636 playback_stream_assert_ref(s
);
642 case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
: {
647 if ((l
= pa_atomic_load(&s
->missing
)) <= 0)
650 if (pa_atomic_cmpxchg(&s
->missing
, l
, 0))
657 t
= pa_tagstruct_new(NULL
, 0);
658 pa_tagstruct_putu32(t
, PA_COMMAND_REQUEST
);
659 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
660 pa_tagstruct_putu32(t
, s
->index
);
661 pa_tagstruct_putu32(t
, l
);
662 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
664 /* pa_log("Requesting %lu bytes", (unsigned long) l); */
668 case PLAYBACK_STREAM_MESSAGE_UNDERFLOW
: {
671 /* Report that we're empty */
672 t
= pa_tagstruct_new(NULL
, 0);
673 pa_tagstruct_putu32(t
, PA_COMMAND_UNDERFLOW
);
674 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
675 pa_tagstruct_putu32(t
, s
->index
);
676 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
680 case PLAYBACK_STREAM_MESSAGE_OVERFLOW
: {
683 /* Notify the user we're overflowed*/
684 t
= pa_tagstruct_new(NULL
, 0);
685 pa_tagstruct_putu32(t
, PA_COMMAND_OVERFLOW
);
686 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
687 pa_tagstruct_putu32(t
, s
->index
);
688 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
692 case PLAYBACK_STREAM_MESSAGE_STARTED
:
694 if (s
->connection
->version
>= 13) {
697 /* Notify the user we're overflowed*/
698 t
= pa_tagstruct_new(NULL
, 0);
699 pa_tagstruct_putu32(t
, PA_COMMAND_STARTED
);
700 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
701 pa_tagstruct_putu32(t
, s
->index
);
702 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
707 case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
:
708 pa_pstream_send_simple_ack(s
->connection
->pstream
, PA_PTR_TO_UINT(userdata
));
715 static void fix_playback_buffer_attr_pre(playback_stream
*s
, pa_bool_t adjust_latency
, uint32_t *maxlength
, uint32_t *tlength
, uint32_t* prebuf
, uint32_t* minreq
) {
717 pa_usec_t tlength_usec
, minreq_usec
, sink_usec
;
720 pa_assert(maxlength
);
725 if (*maxlength
<= 0 || *maxlength
> MAX_MEMBLOCKQ_LENGTH
)
726 *maxlength
= MAX_MEMBLOCKQ_LENGTH
;
728 *tlength
= pa_usec_to_bytes(DEFAULT_TLENGTH_MSEC
*PA_USEC_PER_MSEC
, &s
->sink_input
->sample_spec
);
730 *minreq
= pa_usec_to_bytes(DEFAULT_PROCESS_MSEC
*PA_USEC_PER_MSEC
, &s
->sink_input
->sample_spec
);
732 frame_size
= pa_frame_size(&s
->sink_input
->sample_spec
);
734 *minreq
= frame_size
;
735 if (*tlength
< *minreq
+frame_size
)
736 *tlength
= *minreq
+frame_size
;
738 tlength_usec
= pa_bytes_to_usec(*tlength
, &s
->sink_input
->sample_spec
);
739 minreq_usec
= pa_bytes_to_usec(*minreq
, &s
->sink_input
->sample_spec
);
741 pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms",
742 (double) tlength_usec
/ PA_USEC_PER_MSEC
,
743 (double) minreq_usec
/ PA_USEC_PER_MSEC
);
745 if (adjust_latency
) {
747 /* So, the user asked us to adjust the latency of the stream
748 * buffer according to the what the sink can provide. The
749 * tlength passed in shall be the overall latency. Roughly
750 * half the latency will be spent on the hw buffer, the other
751 * half of it in the async buffer queue we maintain for each
752 * client. In between we'll have a safety space of size
753 * 2*minreq. Why the 2*minreq? When the hw buffer is completey
754 * empty and needs to be filled, then our buffer must have
755 * enough data to fulfill this request immediatly and thus
756 * have at least the same tlength as the size of the hw
757 * buffer. It additionally needs space for 2 times minreq
758 * because if the buffer ran empty and a partial fillup
759 * happens immediately on the next iteration we need to be
760 * able to fulfill it and give the application also minreq
761 * time to fill it up again for the next request Makes 2 times
762 * minreq in plus.. */
764 if (tlength_usec
> minreq_usec
*2)
765 sink_usec
= (tlength_usec
- minreq_usec
*2)/2;
771 /* Ok, the user didn't ask us to adjust the latency, but we
772 * still need to make sure that the parameters from the user
775 if (tlength_usec
> minreq_usec
*2)
776 sink_usec
= (tlength_usec
- minreq_usec
*2);
781 s
->sink_latency
= pa_sink_input_set_requested_latency(s
->sink_input
, sink_usec
);
783 if (adjust_latency
) {
784 /* Ok, we didn't necessarily get what we were asking for, so
785 * let's subtract from what we asked for for the remaining
788 if (tlength_usec
>= s
->sink_latency
)
789 tlength_usec
-= s
->sink_latency
;
792 if (tlength_usec
< s
->sink_latency
+ 2*minreq_usec
)
793 tlength_usec
= s
->sink_latency
+ 2*minreq_usec
;
795 *tlength
= pa_usec_to_bytes(tlength_usec
, &s
->sink_input
->sample_spec
);
796 *minreq
= pa_usec_to_bytes(minreq_usec
, &s
->sink_input
->sample_spec
);
799 *minreq
+= frame_size
;
800 *tlength
+= frame_size
*2;
803 if (*tlength
<= *minreq
)
804 *tlength
= *minreq
*2 + frame_size
;
810 static void fix_playback_buffer_attr_post(playback_stream
*s
, uint32_t *maxlength
, uint32_t *tlength
, uint32_t* prebuf
, uint32_t* minreq
) {
812 pa_assert(maxlength
);
817 *maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
818 *tlength
= (uint32_t) pa_memblockq_get_tlength(s
->memblockq
);
819 *prebuf
= (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
);
820 *minreq
= (uint32_t) pa_memblockq_get_minreq(s
->memblockq
);
825 static playback_stream
* playback_stream_new(
838 pa_sink_input_flags_t flags
,
840 pa_bool_t adjust_latency
) {
842 playback_stream
*s
, *ssync
;
843 pa_sink_input
*sink_input
;
847 pa_sink_input_new_data data
;
851 pa_assert(maxlength
);
859 /* Find syncid group */
860 for (ssync
= pa_idxset_first(c
->output_streams
, &idx
); ssync
; ssync
= pa_idxset_next(c
->output_streams
, &idx
)) {
862 if (!playback_stream_isinstance(ssync
))
865 if (ssync
->syncid
== syncid
)
869 /* Synced streams must connect to the same sink */
873 sink
= ssync
->sink_input
->sink
;
874 else if (sink
!= ssync
->sink_input
->sink
)
878 pa_sink_input_new_data_init(&data
);
880 pa_proplist_update(data
.proplist
, PA_UPDATE_REPLACE
, p
);
881 pa_proplist_update(data
.proplist
, PA_UPDATE_MERGE
, c
->client
->proplist
);
882 data
.driver
= __FILE__
;
883 data
.module
= c
->protocol
->module
;
884 data
.client
= c
->client
;
886 pa_sink_input_new_data_set_sample_spec(&data
, ss
);
887 pa_sink_input_new_data_set_channel_map(&data
, map
);
888 pa_sink_input_new_data_set_volume(&data
, volume
);
889 pa_sink_input_new_data_set_muted(&data
, muted
);
890 data
.sync_base
= ssync
? ssync
->sink_input
: NULL
;
892 sink_input
= pa_sink_input_new(c
->protocol
->core
, &data
, flags
);
894 pa_sink_input_new_data_done(&data
);
899 s
= pa_msgobject_new(playback_stream
);
900 s
->parent
.parent
.parent
.free
= playback_stream_free
;
901 s
->parent
.parent
.process_msg
= playback_stream_process_msg
;
904 s
->sink_input
= sink_input
;
906 s
->sink_input
->parent
.process_msg
= sink_input_process_msg
;
907 s
->sink_input
->pop
= sink_input_pop_cb
;
908 s
->sink_input
->process_rewind
= sink_input_process_rewind_cb
;
909 s
->sink_input
->update_max_rewind
= sink_input_update_max_rewind_cb
;
910 s
->sink_input
->kill
= sink_input_kill_cb
;
911 s
->sink_input
->moved
= sink_input_moved_cb
;
912 s
->sink_input
->suspend
= sink_input_suspend_cb
;
913 s
->sink_input
->userdata
= s
;
915 start_index
= ssync
? pa_memblockq_get_read_index(ssync
->memblockq
) : 0;
917 fix_playback_buffer_attr_pre(s
, adjust_latency
, maxlength
, tlength
, prebuf
, minreq
);
918 pa_sink_input_get_silence(sink_input
, &silence
);
920 s
->memblockq
= pa_memblockq_new(
924 pa_frame_size(&sink_input
->sample_spec
),
930 pa_memblock_unref(silence
.memblock
);
931 fix_playback_buffer_attr_post(s
, maxlength
, tlength
, prebuf
, minreq
);
933 *missing
= (uint32_t) pa_memblockq_pop_missing(s
->memblockq
);
935 *ss
= s
->sink_input
->sample_spec
;
936 *map
= s
->sink_input
->channel_map
;
938 pa_atomic_store(&s
->missing
, 0);
939 s
->drain_request
= FALSE
;
941 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
943 pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms",
944 ((double) pa_bytes_to_usec(*tlength
, &sink_input
->sample_spec
) + (double) s
->sink_latency
) / PA_USEC_PER_MSEC
,
945 (double) pa_bytes_to_usec(*tlength
-*minreq
*2, &sink_input
->sample_spec
) / PA_USEC_PER_MSEC
,
946 (double) pa_bytes_to_usec(*minreq
, &sink_input
->sample_spec
) / PA_USEC_PER_MSEC
,
947 (double) s
->sink_latency
/ PA_USEC_PER_MSEC
);
949 pa_sink_input_put(s
->sink_input
);
953 static int connection_process_msg(pa_msgobject
*o
, int code
, void*userdata
, int64_t offset
, pa_memchunk
*chunk
) {
954 connection
*c
= CONNECTION(o
);
955 connection_assert_ref(c
);
962 case CONNECTION_MESSAGE_REVOKE
:
963 pa_pstream_send_revoke(c
->pstream
, PA_PTR_TO_UINT(userdata
));
966 case CONNECTION_MESSAGE_RELEASE
:
967 pa_pstream_send_release(c
->pstream
, PA_PTR_TO_UINT(userdata
));
974 static void connection_unlink(connection
*c
) {
983 while ((r
= pa_idxset_first(c
->record_streams
, NULL
)))
984 record_stream_unlink(r
);
986 while ((o
= pa_idxset_first(c
->output_streams
, NULL
)))
987 if (playback_stream_isinstance(o
))
988 playback_stream_unlink(PLAYBACK_STREAM(o
));
990 upload_stream_unlink(UPLOAD_STREAM(o
));
993 pa_subscription_free(c
->subscription
);
996 pa_pstream_unlink(c
->pstream
);
998 if (c
->auth_timeout_event
) {
999 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
1000 c
->auth_timeout_event
= NULL
;
1003 pa_assert_se(pa_idxset_remove_by_data(c
->protocol
->connections
, c
, NULL
) == c
);
1005 connection_unref(c
);
1008 static void connection_free(pa_object
*o
) {
1009 connection
*c
= CONNECTION(o
);
1013 connection_unlink(c
);
1015 pa_idxset_free(c
->record_streams
, NULL
, NULL
);
1016 pa_idxset_free(c
->output_streams
, NULL
, NULL
);
1018 pa_pdispatch_unref(c
->pdispatch
);
1019 pa_pstream_unref(c
->pstream
);
1020 pa_client_free(c
->client
);
1025 /* Called from thread context */
1026 static void request_bytes(playback_stream
*s
) {
1027 size_t m
, previous_missing
;
1029 playback_stream_assert_ref(s
);
1031 m
= pa_memblockq_pop_missing(s
->memblockq
);
1036 /* pa_log("request_bytes(%lu)", (unsigned long) m); */
1038 previous_missing
= pa_atomic_add(&s
->missing
, m
);
1040 if (pa_memblockq_prebuf_active(s
->memblockq
) ||
1041 (previous_missing
< s
->minreq
&& previous_missing
+m
>= s
->minreq
))
1042 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA
, NULL
, 0, NULL
, NULL
);
1045 static void send_memblock(connection
*c
) {
1049 start
= PA_IDXSET_INVALID
;
1053 if (!(r
= RECORD_STREAM(pa_idxset_rrobin(c
->record_streams
, &c
->rrobin_index
))))
1056 if (start
== PA_IDXSET_INVALID
)
1057 start
= c
->rrobin_index
;
1058 else if (start
== c
->rrobin_index
)
1061 if (pa_memblockq_peek(r
->memblockq
, &chunk
) >= 0) {
1062 pa_memchunk schunk
= chunk
;
1064 if (schunk
.length
> r
->fragment_size
)
1065 schunk
.length
= r
->fragment_size
;
1067 pa_pstream_send_memblock(c
->pstream
, r
->index
, 0, PA_SEEK_RELATIVE
, &schunk
);
1069 pa_memblockq_drop(r
->memblockq
, schunk
.length
);
1070 pa_memblock_unref(schunk
.memblock
);
1077 static void send_playback_stream_killed(playback_stream
*p
) {
1079 playback_stream_assert_ref(p
);
1081 t
= pa_tagstruct_new(NULL
, 0);
1082 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_KILLED
);
1083 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1084 pa_tagstruct_putu32(t
, p
->index
);
1085 pa_pstream_send_tagstruct(p
->connection
->pstream
, t
);
1088 static void send_record_stream_killed(record_stream
*r
) {
1090 record_stream_assert_ref(r
);
1092 t
= pa_tagstruct_new(NULL
, 0);
1093 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_KILLED
);
1094 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1095 pa_tagstruct_putu32(t
, r
->index
);
1096 pa_pstream_send_tagstruct(r
->connection
->pstream
, t
);
1099 /*** sink input callbacks ***/
1101 static void handle_seek(playback_stream
*s
, int64_t indexw
) {
1102 playback_stream_assert_ref(s
);
1104 /* pa_log("handle_seek: %llu -- %i", (unsigned long long) s->sink_input->thread_info.underrun_for, pa_memblockq_is_readable(s->memblockq)); */
1106 if (s
->sink_input
->thread_info
.underrun_for
> 0) {
1108 /* pa_log("%lu vs. %lu", (unsigned long) pa_memblockq_get_length(s->memblockq), (unsigned long) pa_memblockq_get_prebuf(s->memblockq)); */
1110 if (pa_memblockq_is_readable(s
->memblockq
)) {
1112 /* We just ended an underrun, let's ask the sink
1113 * for a complete rewind rewrite */
1115 pa_log_debug("Requesting rewind due to end of underrun.");
1116 pa_sink_input_request_rewind(s
->sink_input
,
1117 s
->sink_input
->thread_info
.underrun_for
== (size_t) -1 ? 0 : s
->sink_input
->thread_info
.underrun_for
,
1124 indexr
= pa_memblockq_get_read_index(s
->memblockq
);
1126 if (indexw
< indexr
) {
1127 /* OK, the sink already asked for this data, so
1128 * let's have it usk us again */
1130 pa_log_debug("Requesting rewind due to rewrite.");
1131 pa_sink_input_request_rewind(s
->sink_input
, indexr
- indexw
, TRUE
, FALSE
);
1138 /* Called from thread context */
1139 static int sink_input_process_msg(pa_msgobject
*o
, int code
, void *userdata
, int64_t offset
, pa_memchunk
*chunk
) {
1140 pa_sink_input
*i
= PA_SINK_INPUT(o
);
1143 pa_sink_input_assert_ref(i
);
1144 s
= PLAYBACK_STREAM(i
->userdata
);
1145 playback_stream_assert_ref(s
);
1149 case SINK_INPUT_MESSAGE_SEEK
: {
1152 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1153 pa_memblockq_seek(s
->memblockq
, offset
, PA_PTR_TO_UINT(userdata
));
1155 handle_seek(s
, windex
);
1159 case SINK_INPUT_MESSAGE_POST_DATA
: {
1164 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1166 /* pa_log("sink input post: %lu %lli", (unsigned long) chunk->length, (long long) windex); */
1168 if (pa_memblockq_push_align(s
->memblockq
, chunk
) < 0) {
1169 pa_log_warn("Failed to push data into queue");
1170 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_OVERFLOW
, NULL
, 0, NULL
, NULL
);
1171 pa_memblockq_seek(s
->memblockq
, chunk
->length
, PA_SEEK_RELATIVE
);
1174 handle_seek(s
, windex
);
1176 /* pa_log("sink input post2: %lu", (unsigned long) pa_memblockq_get_length(s->memblockq)); */
1181 case SINK_INPUT_MESSAGE_DRAIN
:
1182 case SINK_INPUT_MESSAGE_FLUSH
:
1183 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1184 case SINK_INPUT_MESSAGE_TRIGGER
: {
1187 pa_sink_input
*isync
;
1188 void (*func
)(pa_memblockq
*bq
);
1191 case SINK_INPUT_MESSAGE_FLUSH
:
1192 func
= pa_memblockq_flush
;
1195 case SINK_INPUT_MESSAGE_PREBUF_FORCE
:
1196 func
= pa_memblockq_prebuf_force
;
1199 case SINK_INPUT_MESSAGE_DRAIN
:
1200 case SINK_INPUT_MESSAGE_TRIGGER
:
1201 func
= pa_memblockq_prebuf_disable
;
1205 pa_assert_not_reached();
1208 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1210 handle_seek(s
, windex
);
1212 /* Do the same for all other members in the sync group */
1213 for (isync
= i
->sync_prev
; isync
; isync
= isync
->sync_prev
) {
1214 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1215 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1216 func(ssync
->memblockq
);
1217 handle_seek(ssync
, windex
);
1220 for (isync
= i
->sync_next
; isync
; isync
= isync
->sync_next
) {
1221 playback_stream
*ssync
= PLAYBACK_STREAM(isync
->userdata
);
1222 windex
= pa_memblockq_get_write_index(ssync
->memblockq
);
1223 func(ssync
->memblockq
);
1224 handle_seek(ssync
, windex
);
1227 if (code
== SINK_INPUT_MESSAGE_DRAIN
) {
1228 if (!pa_memblockq_is_readable(s
->memblockq
))
1229 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_DRAIN_ACK
, userdata
, 0, NULL
, NULL
);
1231 s
->drain_tag
= PA_PTR_TO_UINT(userdata
);
1232 s
->drain_request
= TRUE
;
1239 case SINK_INPUT_MESSAGE_UPDATE_LATENCY
:
1241 s
->read_index
= pa_memblockq_get_read_index(s
->memblockq
);
1242 s
->write_index
= pa_memblockq_get_write_index(s
->memblockq
);
1243 s
->render_memblockq_length
= pa_memblockq_get_length(s
->sink_input
->thread_info
.render_memblockq
);
1246 case PA_SINK_INPUT_MESSAGE_SET_STATE
: {
1249 windex
= pa_memblockq_get_write_index(s
->memblockq
);
1251 pa_memblockq_prebuf_force(s
->memblockq
);
1253 handle_seek(s
, windex
);
1255 /* Fall through to the default handler */
1259 case PA_SINK_INPUT_MESSAGE_GET_LATENCY
: {
1260 pa_usec_t
*r
= userdata
;
1262 *r
= pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &i
->sample_spec
);
1264 /* Fall through, the default handler will add in the extra
1265 * latency added by the resampler */
1270 return pa_sink_input_process_msg(o
, code
, userdata
, offset
, chunk
);
1273 /* Called from thread context */
1274 static int sink_input_pop_cb(pa_sink_input
*i
, size_t nbytes
, pa_memchunk
*chunk
) {
1277 pa_sink_input_assert_ref(i
);
1278 s
= PLAYBACK_STREAM(i
->userdata
);
1279 playback_stream_assert_ref(s
);
1282 if (pa_memblockq_peek(s
->memblockq
, chunk
) < 0) {
1284 /* pa_log("UNDERRUN: %lu", pa_memblockq_get_length(s->memblockq)); */
1286 if (s
->drain_request
&& pa_sink_input_safe_to_remove(i
)) {
1287 s
->drain_request
= FALSE
;
1288 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
);
1289 } else if (i
->thread_info
.playing_for
> 0)
1290 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_UNDERFLOW
, NULL
, 0, NULL
, NULL
);
1292 /* pa_log("adding %llu bytes", (unsigned long long) nbytes); */
1299 /* pa_log("NOTUNDERRUN %lu", (unsigned long) chunk->length); */
1301 if (i
->thread_info
.underrun_for
> 0)
1302 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), PLAYBACK_STREAM_MESSAGE_STARTED
, NULL
, 0, NULL
, NULL
);
1304 pa_memblockq_drop(s
->memblockq
, chunk
->length
);
1310 static void sink_input_process_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1313 pa_sink_input_assert_ref(i
);
1314 s
= PLAYBACK_STREAM(i
->userdata
);
1315 playback_stream_assert_ref(s
);
1317 /* If we are in an underrun, then we don't rewind */
1318 if (i
->thread_info
.underrun_for
> 0)
1321 pa_memblockq_rewind(s
->memblockq
, nbytes
);
1324 static void sink_input_update_max_rewind_cb(pa_sink_input
*i
, size_t nbytes
) {
1327 pa_sink_input_assert_ref(i
);
1328 s
= PLAYBACK_STREAM(i
->userdata
);
1329 playback_stream_assert_ref(s
);
1331 pa_memblockq_set_maxrewind(s
->memblockq
, nbytes
);
1334 /* Called from main context */
1335 static void sink_input_kill_cb(pa_sink_input
*i
) {
1338 pa_sink_input_assert_ref(i
);
1339 s
= PLAYBACK_STREAM(i
->userdata
);
1340 playback_stream_assert_ref(s
);
1342 send_playback_stream_killed(s
);
1343 playback_stream_unlink(s
);
1346 /* Called from main context */
1347 static void sink_input_suspend_cb(pa_sink_input
*i
, pa_bool_t suspend
) {
1351 pa_sink_input_assert_ref(i
);
1352 s
= PLAYBACK_STREAM(i
->userdata
);
1353 playback_stream_assert_ref(s
);
1355 if (s
->connection
->version
< 12)
1358 t
= pa_tagstruct_new(NULL
, 0);
1359 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_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 sink_input_moved_cb(pa_sink_input
*i
) {
1370 uint32_t maxlength
, tlength
, prebuf
, minreq
;
1372 pa_sink_input_assert_ref(i
);
1373 s
= PLAYBACK_STREAM(i
->userdata
);
1374 playback_stream_assert_ref(s
);
1376 maxlength
= (uint32_t) pa_memblockq_get_maxlength(s
->memblockq
);
1377 tlength
= (uint32_t) pa_memblockq_get_tlength(s
->memblockq
);
1378 prebuf
= (uint32_t) pa_memblockq_get_prebuf(s
->memblockq
);
1379 minreq
= (uint32_t) pa_memblockq_get_minreq(s
->memblockq
);
1381 fix_playback_buffer_attr_pre(s
, TRUE
, &maxlength
, &tlength
, &prebuf
, &minreq
);
1382 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
1383 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
1384 pa_memblockq_set_prebuf(s
->memblockq
, prebuf
);
1385 pa_memblockq_set_minreq(s
->memblockq
, minreq
);
1386 fix_playback_buffer_attr_post(s
, &maxlength
, &tlength
, &prebuf
, &minreq
);
1388 if (s
->connection
->version
< 12)
1391 t
= pa_tagstruct_new(NULL
, 0);
1392 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_MOVED
);
1393 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1394 pa_tagstruct_putu32(t
, s
->index
);
1395 pa_tagstruct_putu32(t
, i
->sink
->index
);
1396 pa_tagstruct_puts(t
, i
->sink
->name
);
1397 pa_tagstruct_put_boolean(t
, pa_sink_get_state(i
->sink
) == PA_SINK_SUSPENDED
);
1399 if (s
->connection
->version
>= 13) {
1400 pa_tagstruct_putu32(t
, maxlength
);
1401 pa_tagstruct_putu32(t
, tlength
);
1402 pa_tagstruct_putu32(t
, prebuf
);
1403 pa_tagstruct_putu32(t
, minreq
);
1404 pa_tagstruct_put_usec(t
, s
->sink_latency
);
1407 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1410 /*** source_output callbacks ***/
1412 /* Called from thread context */
1413 static void source_output_push_cb(pa_source_output
*o
, const pa_memchunk
*chunk
) {
1416 pa_source_output_assert_ref(o
);
1417 s
= RECORD_STREAM(o
->userdata
);
1418 record_stream_assert_ref(s
);
1421 pa_asyncmsgq_post(pa_thread_mq_get()->outq
, PA_MSGOBJECT(s
), RECORD_STREAM_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
1424 static void source_output_kill_cb(pa_source_output
*o
) {
1427 pa_source_output_assert_ref(o
);
1428 s
= RECORD_STREAM(o
->userdata
);
1429 record_stream_assert_ref(s
);
1431 send_record_stream_killed(s
);
1432 record_stream_unlink(s
);
1435 static pa_usec_t
source_output_get_latency_cb(pa_source_output
*o
) {
1438 pa_source_output_assert_ref(o
);
1439 s
= RECORD_STREAM(o
->userdata
);
1440 record_stream_assert_ref(s
);
1442 /*pa_log("get_latency: %u", pa_memblockq_get_length(s->memblockq));*/
1444 return pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &o
->sample_spec
);
1447 /* Called from main context */
1448 static void source_output_suspend_cb(pa_source_output
*o
, pa_bool_t suspend
) {
1452 pa_source_output_assert_ref(o
);
1453 s
= RECORD_STREAM(o
->userdata
);
1454 record_stream_assert_ref(s
);
1456 if (s
->connection
->version
< 12)
1459 t
= pa_tagstruct_new(NULL
, 0);
1460 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_SUSPENDED
);
1461 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1462 pa_tagstruct_putu32(t
, s
->index
);
1463 pa_tagstruct_put_boolean(t
, suspend
);
1464 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1467 /* Called from main context */
1468 static void source_output_moved_cb(pa_source_output
*o
) {
1471 uint32_t maxlength
, fragsize
;
1473 pa_source_output_assert_ref(o
);
1474 s
= RECORD_STREAM(o
->userdata
);
1475 record_stream_assert_ref(s
);
1477 fragsize
= (uint32_t) s
->fragment_size
;
1478 maxlength
= (uint32_t) pa_memblockq_get_length(s
->memblockq
);
1480 fix_record_buffer_attr_pre(s
, TRUE
, &maxlength
, &fragsize
);
1481 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
1482 fix_record_buffer_attr_post(s
, &maxlength
, &fragsize
);
1484 if (s
->connection
->version
< 12)
1487 t
= pa_tagstruct_new(NULL
, 0);
1488 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_MOVED
);
1489 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
1490 pa_tagstruct_putu32(t
, s
->index
);
1491 pa_tagstruct_putu32(t
, o
->source
->index
);
1492 pa_tagstruct_puts(t
, o
->source
->name
);
1493 pa_tagstruct_put_boolean(t
, pa_source_get_state(o
->source
) == PA_SOURCE_SUSPENDED
);
1495 if (s
->connection
->version
>= 13) {
1496 pa_tagstruct_putu32(t
, maxlength
);
1497 pa_tagstruct_putu32(t
, fragsize
);
1498 pa_tagstruct_put_usec(t
, s
->source_latency
);
1501 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
1504 /*** pdispatch callbacks ***/
1506 static void protocol_error(connection
*c
) {
1507 pa_log("protocol error, kicking client");
1508 connection_unlink(c
);
1511 #define CHECK_VALIDITY(pstream, expression, tag, error) do { \
1512 if (!(expression)) { \
1513 pa_pstream_send_error((pstream), (tag), (error)); \
1518 static pa_tagstruct
*reply_new(uint32_t tag
) {
1519 pa_tagstruct
*reply
;
1521 reply
= pa_tagstruct_new(NULL
, 0);
1522 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1523 pa_tagstruct_putu32(reply
, tag
);
1527 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
) {
1528 connection
*c
= CONNECTION(userdata
);
1530 uint32_t maxlength
, tlength
, prebuf
, minreq
, sink_index
, syncid
, missing
;
1531 const char *name
= NULL
, *sink_name
;
1534 pa_tagstruct
*reply
;
1535 pa_sink
*sink
= NULL
;
1543 fix_channels
= FALSE
,
1545 variable_rate
= FALSE
,
1547 adjust_latency
= FALSE
;
1549 pa_sink_input_flags_t flags
= 0;
1552 connection_assert_ref(c
);
1555 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1558 PA_TAG_SAMPLE_SPEC
, &ss
,
1559 PA_TAG_CHANNEL_MAP
, &map
,
1560 PA_TAG_U32
, &sink_index
,
1561 PA_TAG_STRING
, &sink_name
,
1562 PA_TAG_U32
, &maxlength
,
1563 PA_TAG_BOOLEAN
, &corked
,
1564 PA_TAG_U32
, &tlength
,
1565 PA_TAG_U32
, &prebuf
,
1566 PA_TAG_U32
, &minreq
,
1567 PA_TAG_U32
, &syncid
,
1568 PA_TAG_CVOLUME
, &volume
,
1569 PA_TAG_INVALID
) < 0) {
1575 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1576 CHECK_VALIDITY(c
->pstream
, sink_index
!= PA_INVALID_INDEX
|| !sink_name
|| (*sink_name
&& pa_utf8_valid(sink_name
)), tag
, PA_ERR_INVALID
);
1577 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1578 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1579 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
1580 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
&& volume
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1582 p
= pa_proplist_new();
1585 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1587 if (c
->version
>= 12) {
1588 /* Since 0.9.8 the user can ask for a couple of additional flags */
1590 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1591 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1592 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1593 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1594 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1595 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1596 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1599 pa_proplist_free(p
);
1604 if (c
->version
>= 13) {
1606 if (pa_tagstruct_get_boolean(t
, &muted
) < 0 ||
1607 pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
1608 pa_tagstruct_get_proplist(t
, p
) < 0) {
1610 pa_proplist_free(p
);
1615 if (!pa_tagstruct_eof(t
)) {
1617 pa_proplist_free(p
);
1621 if (sink_index
!= PA_INVALID_INDEX
) {
1623 if (!(sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
))) {
1624 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1625 pa_proplist_free(p
);
1629 } else if (sink_name
) {
1631 if (!(sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1))) {
1632 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1633 pa_proplist_free(p
);
1639 (corked
? PA_SINK_INPUT_START_CORKED
: 0) |
1640 (no_remap
? PA_SINK_INPUT_NO_REMAP
: 0) |
1641 (no_remix
? PA_SINK_INPUT_NO_REMIX
: 0) |
1642 (fix_format
? PA_SINK_INPUT_FIX_FORMAT
: 0) |
1643 (fix_rate
? PA_SINK_INPUT_FIX_RATE
: 0) |
1644 (fix_channels
? PA_SINK_INPUT_FIX_CHANNELS
: 0) |
1645 (no_move
? PA_SINK_INPUT_DONT_MOVE
: 0) |
1646 (variable_rate
? PA_SINK_INPUT_VARIABLE_RATE
: 0);
1648 s
= playback_stream_new(c
, sink
, &ss
, &map
, &maxlength
, &tlength
, &prebuf
, &minreq
, &volume
, muted
, syncid
, &missing
, flags
, p
, adjust_latency
);
1649 pa_proplist_free(p
);
1651 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
1653 reply
= reply_new(tag
);
1654 pa_tagstruct_putu32(reply
, s
->index
);
1655 pa_assert(s
->sink_input
);
1656 pa_tagstruct_putu32(reply
, s
->sink_input
->index
);
1657 pa_tagstruct_putu32(reply
, missing
);
1659 /* pa_log("initial request is %u", missing); */
1661 if (c
->version
>= 9) {
1662 /* Since 0.9.0 we support sending the buffer metrics back to the client */
1664 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
1665 pa_tagstruct_putu32(reply
, (uint32_t) tlength
);
1666 pa_tagstruct_putu32(reply
, (uint32_t) prebuf
);
1667 pa_tagstruct_putu32(reply
, (uint32_t) minreq
);
1670 if (c
->version
>= 12) {
1671 /* Since 0.9.8 we support sending the chosen sample
1672 * spec/channel map/device/suspend status back to the
1675 pa_tagstruct_put_sample_spec(reply
, &ss
);
1676 pa_tagstruct_put_channel_map(reply
, &map
);
1678 pa_tagstruct_putu32(reply
, s
->sink_input
->sink
->index
);
1679 pa_tagstruct_puts(reply
, s
->sink_input
->sink
->name
);
1681 pa_tagstruct_put_boolean(reply
, pa_sink_get_state(s
->sink_input
->sink
) == PA_SINK_SUSPENDED
);
1684 if (c
->version
>= 13)
1685 pa_tagstruct_put_usec(reply
, s
->sink_latency
);
1687 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1690 static void command_delete_stream(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1691 connection
*c
= CONNECTION(userdata
);
1694 connection_assert_ref(c
);
1697 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
1698 !pa_tagstruct_eof(t
)) {
1703 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1707 case PA_COMMAND_DELETE_PLAYBACK_STREAM
: {
1709 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !playback_stream_isinstance(s
)) {
1710 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1714 playback_stream_unlink(s
);
1718 case PA_COMMAND_DELETE_RECORD_STREAM
: {
1720 if (!(s
= pa_idxset_get_by_index(c
->record_streams
, channel
))) {
1721 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1725 record_stream_unlink(s
);
1729 case PA_COMMAND_DELETE_UPLOAD_STREAM
: {
1732 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || !upload_stream_isinstance(s
)) {
1733 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
1737 upload_stream_unlink(s
);
1742 pa_assert_not_reached();
1745 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1748 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
) {
1749 connection
*c
= CONNECTION(userdata
);
1751 uint32_t maxlength
, fragment_size
;
1752 uint32_t source_index
;
1753 const char *name
, *source_name
;
1756 pa_tagstruct
*reply
;
1757 pa_source
*source
= NULL
;
1764 fix_channels
= FALSE
,
1766 variable_rate
= FALSE
,
1767 adjust_latency
= FALSE
,
1768 peak_detect
= FALSE
;
1769 pa_source_output_flags_t flags
= 0;
1772 connection_assert_ref(c
);
1775 if ((c
->version
< 13 && (pa_tagstruct_gets(t
, &name
) < 0 || !name
)) ||
1776 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
1777 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
1778 pa_tagstruct_getu32(t
, &source_index
) < 0 ||
1779 pa_tagstruct_gets(t
, &source_name
) < 0 ||
1780 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
1781 pa_tagstruct_get_boolean(t
, &corked
) < 0 ||
1782 pa_tagstruct_getu32(t
, &fragment_size
) < 0) {
1787 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1788 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
1789 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
1790 CHECK_VALIDITY(c
->pstream
, source_index
!= PA_INVALID_INDEX
|| !source_name
|| (*source_name
&& pa_utf8_valid(source_name
)), tag
, PA_ERR_INVALID
);
1791 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
1793 p
= pa_proplist_new();
1796 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
1798 if (c
->version
>= 12) {
1799 /* Since 0.9.8 the user can ask for a couple of additional flags */
1801 if (pa_tagstruct_get_boolean(t
, &no_remap
) < 0 ||
1802 pa_tagstruct_get_boolean(t
, &no_remix
) < 0 ||
1803 pa_tagstruct_get_boolean(t
, &fix_format
) < 0 ||
1804 pa_tagstruct_get_boolean(t
, &fix_rate
) < 0 ||
1805 pa_tagstruct_get_boolean(t
, &fix_channels
) < 0 ||
1806 pa_tagstruct_get_boolean(t
, &no_move
) < 0 ||
1807 pa_tagstruct_get_boolean(t
, &variable_rate
) < 0) {
1810 pa_proplist_free(p
);
1815 if (c
->version
>= 13) {
1817 if (pa_tagstruct_get_boolean(t
, &peak_detect
) < 0 ||
1818 pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0 ||
1819 pa_tagstruct_get_proplist(t
, p
) < 0) {
1821 pa_proplist_free(p
);
1826 if (!pa_tagstruct_eof(t
)) {
1828 pa_proplist_free(p
);
1832 if (source_index
!= PA_INVALID_INDEX
) {
1834 if (!(source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, source_index
))) {
1835 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1836 pa_proplist_free(p
);
1840 } else if (source_name
) {
1842 if (!(source
= pa_namereg_get(c
->protocol
->core
, source_name
, PA_NAMEREG_SOURCE
, 1))) {
1843 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
1844 pa_proplist_free(p
);
1850 (corked
? PA_SOURCE_OUTPUT_START_CORKED
: 0) |
1851 (no_remap
? PA_SOURCE_OUTPUT_NO_REMAP
: 0) |
1852 (no_remix
? PA_SOURCE_OUTPUT_NO_REMIX
: 0) |
1853 (fix_format
? PA_SOURCE_OUTPUT_FIX_FORMAT
: 0) |
1854 (fix_rate
? PA_SOURCE_OUTPUT_FIX_RATE
: 0) |
1855 (fix_channels
? PA_SOURCE_OUTPUT_FIX_CHANNELS
: 0) |
1856 (no_move
? PA_SOURCE_OUTPUT_DONT_MOVE
: 0) |
1857 (variable_rate
? PA_SOURCE_OUTPUT_VARIABLE_RATE
: 0);
1859 s
= record_stream_new(c
, source
, &ss
, &map
, peak_detect
, &maxlength
, &fragment_size
, flags
, p
, adjust_latency
);
1860 pa_proplist_free(p
);
1862 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
1864 reply
= reply_new(tag
);
1865 pa_tagstruct_putu32(reply
, s
->index
);
1866 pa_assert(s
->source_output
);
1867 pa_tagstruct_putu32(reply
, s
->source_output
->index
);
1869 if (c
->version
>= 9) {
1870 /* Since 0.9 we support sending the buffer metrics back to the client */
1872 pa_tagstruct_putu32(reply
, (uint32_t) maxlength
);
1873 pa_tagstruct_putu32(reply
, (uint32_t) fragment_size
);
1876 if (c
->version
>= 12) {
1877 /* Since 0.9.8 we support sending the chosen sample
1878 * spec/channel map/device/suspend status back to the
1881 pa_tagstruct_put_sample_spec(reply
, &ss
);
1882 pa_tagstruct_put_channel_map(reply
, &map
);
1884 pa_tagstruct_putu32(reply
, s
->source_output
->source
->index
);
1885 pa_tagstruct_puts(reply
, s
->source_output
->source
->name
);
1887 pa_tagstruct_put_boolean(reply
, pa_source_get_state(s
->source_output
->source
) == PA_SOURCE_SUSPENDED
);
1890 if (c
->version
>= 13)
1891 pa_tagstruct_put_usec(reply
, s
->source_latency
);
1893 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1896 static void command_exit(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
);
1899 connection_assert_ref(c
);
1902 if (!pa_tagstruct_eof(t
)) {
1907 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
1909 c
->protocol
->core
->mainloop
->quit(c
->protocol
->core
->mainloop
, 0);
1910 pa_pstream_send_simple_ack(c
->pstream
, tag
); /* nonsense */
1913 static void command_auth(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
1914 connection
*c
= CONNECTION(userdata
);
1916 pa_tagstruct
*reply
;
1919 connection_assert_ref(c
);
1922 if (pa_tagstruct_getu32(t
, &c
->version
) < 0 ||
1923 pa_tagstruct_get_arbitrary(t
, &cookie
, PA_NATIVE_COOKIE_LENGTH
) < 0 ||
1924 !pa_tagstruct_eof(t
)) {
1929 /* Minimum supported version */
1930 if (c
->version
< 8) {
1931 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_VERSION
);
1935 pa_snprintf(tmp
, sizeof(tmp
), "%u", c
->version
);
1936 pa_proplist_sets(c
->client
->proplist
, "native-protocol.version", tmp
);
1938 if (!c
->authorized
) {
1939 pa_bool_t success
= FALSE
;
1942 const pa_creds
*creds
;
1944 if ((creds
= pa_pdispatch_creds(pd
))) {
1945 if (creds
->uid
== getuid())
1947 else if (c
->protocol
->auth_group
) {
1951 if ((gid
= pa_get_gid_of_group(c
->protocol
->auth_group
)) == (gid_t
) -1)
1952 pa_log_warn("Failed to get GID of group '%s'", c
->protocol
->auth_group
);
1953 else if (gid
== creds
->gid
)
1957 if ((r
= pa_uid_in_group(creds
->uid
, c
->protocol
->auth_group
)) < 0)
1958 pa_log_warn("Failed to check group membership.");
1964 pa_log_info("Got credentials: uid=%lu gid=%lu success=%i",
1965 (unsigned long) creds
->uid
,
1966 (unsigned long) creds
->gid
,
1969 if (c
->version
>= 10 &&
1970 pa_mempool_is_shared(c
->protocol
->core
->mempool
) &&
1971 creds
->uid
== getuid()) {
1973 pa_pstream_enable_shm(c
->pstream
, TRUE
);
1974 pa_log_info("Enabled SHM for new connection");
1980 if (!success
&& memcmp(c
->protocol
->auth_cookie
, cookie
, PA_NATIVE_COOKIE_LENGTH
) == 0)
1984 pa_log_warn("Denied access to client with invalid authorization data.");
1985 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_ACCESS
);
1989 c
->authorized
= TRUE
;
1990 if (c
->auth_timeout_event
) {
1991 c
->protocol
->core
->mainloop
->time_free(c
->auth_timeout_event
);
1992 c
->auth_timeout_event
= NULL
;
1996 reply
= reply_new(tag
);
1997 pa_tagstruct_putu32(reply
, PA_PROTOCOL_VERSION
);
2001 /* SHM support is only enabled after both sides made sure they are the same user. */
2005 ucred
.uid
= getuid();
2006 ucred
.gid
= getgid();
2008 pa_pstream_send_tagstruct_with_creds(c
->pstream
, reply
, &ucred
);
2011 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2015 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
) {
2016 connection
*c
= CONNECTION(userdata
);
2017 const char *name
= NULL
;
2019 pa_tagstruct
*reply
;
2021 connection_assert_ref(c
);
2024 p
= pa_proplist_new();
2026 if ((c
->version
< 13 && pa_tagstruct_gets(t
, &name
) < 0) ||
2027 (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
2028 !pa_tagstruct_eof(t
)) {
2031 pa_proplist_free(p
);
2036 if (pa_proplist_sets(p
, PA_PROP_APPLICATION_NAME
, name
) < 0) {
2037 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
2038 pa_proplist_free(p
);
2042 pa_proplist_update(c
->client
->proplist
, PA_UPDATE_REPLACE
, p
);
2043 pa_proplist_free(p
);
2045 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
2047 reply
= reply_new(tag
);
2049 if (c
->version
>= 13)
2050 pa_tagstruct_putu32(reply
, c
->client
->index
);
2052 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2055 static void command_lookup(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2056 connection
*c
= CONNECTION(userdata
);
2058 uint32_t idx
= PA_IDXSET_INVALID
;
2060 connection_assert_ref(c
);
2063 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2064 !pa_tagstruct_eof(t
)) {
2069 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2070 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2072 if (command
== PA_COMMAND_LOOKUP_SINK
) {
2074 if ((sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1)))
2078 pa_assert(command
== PA_COMMAND_LOOKUP_SOURCE
);
2079 if ((source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1)))
2080 idx
= source
->index
;
2083 if (idx
== PA_IDXSET_INVALID
)
2084 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2086 pa_tagstruct
*reply
;
2087 reply
= reply_new(tag
);
2088 pa_tagstruct_putu32(reply
, idx
);
2089 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2093 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
) {
2094 connection
*c
= CONNECTION(userdata
);
2098 connection_assert_ref(c
);
2101 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2102 !pa_tagstruct_eof(t
)) {
2107 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2108 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2109 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2110 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2112 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
);
2115 static void command_stat(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2116 connection
*c
= CONNECTION(userdata
);
2117 pa_tagstruct
*reply
;
2118 const pa_mempool_stat
*stat
;
2120 connection_assert_ref(c
);
2123 if (!pa_tagstruct_eof(t
)) {
2128 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2130 stat
= pa_mempool_get_stat(c
->protocol
->core
->mempool
);
2132 reply
= reply_new(tag
);
2133 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_allocated
));
2134 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->allocated_size
));
2135 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->n_accumulated
));
2136 pa_tagstruct_putu32(reply
, (uint32_t) pa_atomic_load(&stat
->accumulated_size
));
2137 pa_tagstruct_putu32(reply
, pa_scache_total_size(c
->protocol
->core
));
2138 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2141 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
) {
2142 connection
*c
= CONNECTION(userdata
);
2143 pa_tagstruct
*reply
;
2145 struct timeval tv
, now
;
2149 connection_assert_ref(c
);
2152 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2153 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2154 !pa_tagstruct_eof(t
)) {
2159 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2160 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2161 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2162 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2163 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
)
2165 reply
= reply_new(tag
);
2167 latency
= pa_sink_get_latency(s
->sink_input
->sink
);
2168 latency
+= pa_bytes_to_usec(s
->render_memblockq_length
, &s
->sink_input
->sample_spec
);
2170 pa_tagstruct_put_usec(reply
, latency
);
2172 pa_tagstruct_put_usec(reply
, 0);
2173 pa_tagstruct_put_boolean(reply
, s
->sink_input
->thread_info
.playing_for
> 0);
2174 pa_tagstruct_put_timeval(reply
, &tv
);
2175 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2176 pa_tagstruct_puts64(reply
, s
->write_index
);
2177 pa_tagstruct_puts64(reply
, s
->read_index
);
2179 if (c
->version
>= 13) {
2180 pa_tagstruct_putu64(reply
, s
->sink_input
->thread_info
.underrun_for
);
2181 pa_tagstruct_putu64(reply
, s
->sink_input
->thread_info
.playing_for
);
2184 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2187 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
) {
2188 connection
*c
= CONNECTION(userdata
);
2189 pa_tagstruct
*reply
;
2191 struct timeval tv
, now
;
2194 connection_assert_ref(c
);
2197 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2198 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
2199 !pa_tagstruct_eof(t
)) {
2204 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2205 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2206 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2208 reply
= reply_new(tag
);
2209 pa_tagstruct_put_usec(reply
, s
->source_output
->source
->monitor_of
? pa_sink_get_latency(s
->source_output
->source
->monitor_of
) : 0);
2210 pa_tagstruct_put_usec(reply
, pa_source_get_latency(s
->source_output
->source
));
2211 pa_tagstruct_put_boolean(reply
, pa_source_get_state(s
->source_output
->source
) == PA_SOURCE_RUNNING
);
2212 pa_tagstruct_put_timeval(reply
, &tv
);
2213 pa_tagstruct_put_timeval(reply
, pa_gettimeofday(&now
));
2214 pa_tagstruct_puts64(reply
, pa_memblockq_get_write_index(s
->memblockq
));
2215 pa_tagstruct_puts64(reply
, pa_memblockq_get_read_index(s
->memblockq
));
2216 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2219 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
) {
2220 connection
*c
= CONNECTION(userdata
);
2223 const char *name
= NULL
;
2226 pa_tagstruct
*reply
;
2229 connection_assert_ref(c
);
2232 if ((c
->version
< 13 && pa_tagstruct_gets(t
, &name
) < 0) ||
2233 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
2234 pa_tagstruct_get_channel_map(t
, &map
) < 0 ||
2235 pa_tagstruct_getu32(t
, &length
) < 0) {
2240 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2241 CHECK_VALIDITY(c
->pstream
, pa_sample_spec_valid(&ss
), tag
, PA_ERR_INVALID
);
2242 CHECK_VALIDITY(c
->pstream
, pa_channel_map_valid(&map
), tag
, PA_ERR_INVALID
);
2243 CHECK_VALIDITY(c
->pstream
, map
.channels
== ss
.channels
, tag
, PA_ERR_INVALID
);
2244 CHECK_VALIDITY(c
->pstream
, (length
% pa_frame_size(&ss
)) == 0 && length
> 0, tag
, PA_ERR_INVALID
);
2245 CHECK_VALIDITY(c
->pstream
, length
<= PA_SCACHE_ENTRY_SIZE_MAX
, tag
, PA_ERR_TOOLARGE
);
2247 if (c
->version
< 13)
2248 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2250 p
= pa_proplist_new();
2252 if (c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) {
2254 pa_proplist_free(p
);
2258 if (c
->version
< 13)
2259 pa_proplist_sets(p
, PA_PROP_MEDIA_NAME
, name
);
2261 s
= upload_stream_new(c
, &ss
, &map
, name
, length
, p
);
2262 pa_proplist_free(p
);
2264 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_INVALID
);
2266 reply
= reply_new(tag
);
2267 pa_tagstruct_putu32(reply
, s
->index
);
2268 pa_tagstruct_putu32(reply
, length
);
2269 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2272 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
) {
2273 connection
*c
= CONNECTION(userdata
);
2278 connection_assert_ref(c
);
2281 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
2282 !pa_tagstruct_eof(t
)) {
2287 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2289 s
= pa_idxset_get_by_index(c
->output_streams
, channel
);
2290 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2291 CHECK_VALIDITY(c
->pstream
, upload_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2293 if (pa_scache_add_item(c
->protocol
->core
, s
->name
, &s
->sample_spec
, &s
->channel_map
, &s
->memchunk
, s
->proplist
, &idx
) < 0)
2294 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INTERNAL
);
2296 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2298 upload_stream_unlink(s
);
2301 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
) {
2302 connection
*c
= CONNECTION(userdata
);
2303 uint32_t sink_index
;
2306 const char *name
, *sink_name
;
2309 pa_tagstruct
*reply
;
2311 connection_assert_ref(c
);
2314 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2316 if (pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
2317 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
2318 pa_tagstruct_getu32(t
, &volume
) < 0 ||
2319 pa_tagstruct_gets(t
, &name
) < 0) {
2324 CHECK_VALIDITY(c
->pstream
, sink_index
!= PA_INVALID_INDEX
|| !sink_name
|| (*sink_name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2325 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2327 if (sink_index
!= PA_INVALID_INDEX
)
2328 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
2330 sink
= pa_namereg_get(c
->protocol
->core
, sink_name
, PA_NAMEREG_SINK
, 1);
2332 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
2334 p
= pa_proplist_new();
2336 if ((c
->version
>= 13 && pa_tagstruct_get_proplist(t
, p
) < 0) ||
2337 !pa_tagstruct_eof(t
)) {
2339 pa_proplist_free(p
);
2343 if (pa_scache_play_item(c
->protocol
->core
, name
, sink
, volume
, p
, &idx
) < 0) {
2344 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2345 pa_proplist_free(p
);
2349 pa_proplist_free(p
);
2351 reply
= reply_new(tag
);
2353 if (c
->version
>= 13)
2354 pa_tagstruct_putu32(reply
, idx
);
2356 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2359 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
) {
2360 connection
*c
= CONNECTION(userdata
);
2363 connection_assert_ref(c
);
2366 if (pa_tagstruct_gets(t
, &name
) < 0 ||
2367 !pa_tagstruct_eof(t
)) {
2372 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2373 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
2375 if (pa_scache_remove_item(c
->protocol
->core
, name
) < 0) {
2376 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2380 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2383 static void fixup_sample_spec(connection
*c
, pa_sample_spec
*fixed
, const pa_sample_spec
*original
) {
2386 pa_assert(original
);
2390 if (c
->version
< 12) {
2391 /* Before protocol version 12 we didn't support S32 samples,
2392 * so we need to lie about this to the client */
2394 if (fixed
->format
== PA_SAMPLE_S32LE
)
2395 fixed
->format
= PA_SAMPLE_FLOAT32LE
;
2396 if (fixed
->format
== PA_SAMPLE_S32BE
)
2397 fixed
->format
= PA_SAMPLE_FLOAT32BE
;
2401 static void sink_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_sink
*sink
) {
2402 pa_sample_spec fixed_ss
;
2405 pa_sink_assert_ref(sink
);
2407 fixup_sample_spec(c
, &fixed_ss
, &sink
->sample_spec
);
2411 PA_TAG_U32
, sink
->index
,
2412 PA_TAG_STRING
, sink
->name
,
2413 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(sink
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2414 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2415 PA_TAG_CHANNEL_MAP
, &sink
->channel_map
,
2416 PA_TAG_U32
, sink
->module
? sink
->module
->index
: PA_INVALID_INDEX
,
2417 PA_TAG_CVOLUME
, pa_sink_get_volume(sink
),
2418 PA_TAG_BOOLEAN
, pa_sink_get_mute(sink
),
2419 PA_TAG_U32
, sink
->monitor_source
? sink
->monitor_source
->index
: PA_INVALID_INDEX
,
2420 PA_TAG_STRING
, sink
->monitor_source
? sink
->monitor_source
->name
: NULL
,
2421 PA_TAG_USEC
, pa_sink_get_latency(sink
),
2422 PA_TAG_STRING
, sink
->driver
,
2423 PA_TAG_U32
, sink
->flags
,
2426 if (c
->version
>= 13) {
2427 pa_tagstruct_put_proplist(t
, sink
->proplist
);
2428 pa_tagstruct_put_usec(t
, pa_sink_get_requested_latency(sink
));
2432 static void source_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_source
*source
) {
2433 pa_sample_spec fixed_ss
;
2436 pa_source_assert_ref(source
);
2438 fixup_sample_spec(c
, &fixed_ss
, &source
->sample_spec
);
2442 PA_TAG_U32
, source
->index
,
2443 PA_TAG_STRING
, source
->name
,
2444 PA_TAG_STRING
, pa_strnull(pa_proplist_gets(source
->proplist
, PA_PROP_DEVICE_DESCRIPTION
)),
2445 PA_TAG_SAMPLE_SPEC
, &fixed_ss
,
2446 PA_TAG_CHANNEL_MAP
, &source
->channel_map
,
2447 PA_TAG_U32
, source
->module
? source
->module
->index
: PA_INVALID_INDEX
,
2448 PA_TAG_CVOLUME
, pa_source_get_volume(source
),
2449 PA_TAG_BOOLEAN
, pa_source_get_mute(source
),
2450 PA_TAG_U32
, source
->monitor_of
? source
->monitor_of
->index
: PA_INVALID_INDEX
,
2451 PA_TAG_STRING
, source
->monitor_of
? source
->monitor_of
->name
: NULL
,
2452 PA_TAG_USEC
, pa_source_get_latency(source
),
2453 PA_TAG_STRING
, source
->driver
,
2454 PA_TAG_U32
, source
->flags
,
2457 if (c
->version
>= 13) {
2458 pa_tagstruct_put_proplist(t
, source
->proplist
);
2459 pa_tagstruct_put_usec(t
, pa_source_get_requested_latency(source
));
2464 static void client_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_client
*client
) {
2468 pa_tagstruct_putu32(t
, client
->index
);
2469 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(client
->proplist
, PA_PROP_APPLICATION_NAME
)));
2470 pa_tagstruct_putu32(t
, client
->module
? client
->module
->index
: PA_INVALID_INDEX
);
2471 pa_tagstruct_puts(t
, client
->driver
);
2473 if (c
->version
>= 13)
2474 pa_tagstruct_put_proplist(t
, client
->proplist
);
2478 static void module_fill_tagstruct(pa_tagstruct
*t
, pa_module
*module
) {
2482 pa_tagstruct_putu32(t
, module
->index
);
2483 pa_tagstruct_puts(t
, module
->name
);
2484 pa_tagstruct_puts(t
, module
->argument
);
2485 pa_tagstruct_putu32(t
, module
->n_used
);
2486 pa_tagstruct_put_boolean(t
, module
->auto_unload
);
2489 static void sink_input_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_sink_input
*s
) {
2490 pa_sample_spec fixed_ss
;
2493 pa_sink_input_assert_ref(s
);
2495 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2497 pa_tagstruct_putu32(t
, s
->index
);
2498 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2499 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2500 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2501 pa_tagstruct_putu32(t
, s
->sink
->index
);
2502 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2503 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2504 pa_tagstruct_put_cvolume(t
, &s
->volume
);
2505 pa_tagstruct_put_usec(t
, pa_sink_input_get_latency(s
));
2506 pa_tagstruct_put_usec(t
, pa_sink_get_latency(s
->sink
));
2507 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_sink_input_get_resample_method(s
)));
2508 pa_tagstruct_puts(t
, s
->driver
);
2509 if (c
->version
>= 11)
2510 pa_tagstruct_put_boolean(t
, pa_sink_input_get_mute(s
));
2511 if (c
->version
>= 13)
2512 pa_tagstruct_put_proplist(t
, s
->proplist
);
2515 static void source_output_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_source_output
*s
) {
2516 pa_sample_spec fixed_ss
;
2519 pa_source_output_assert_ref(s
);
2521 fixup_sample_spec(c
, &fixed_ss
, &s
->sample_spec
);
2523 pa_tagstruct_putu32(t
, s
->index
);
2524 pa_tagstruct_puts(t
, pa_strnull(pa_proplist_gets(s
->proplist
, PA_PROP_MEDIA_NAME
)));
2525 pa_tagstruct_putu32(t
, s
->module
? s
->module
->index
: PA_INVALID_INDEX
);
2526 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: PA_INVALID_INDEX
);
2527 pa_tagstruct_putu32(t
, s
->source
->index
);
2528 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2529 pa_tagstruct_put_channel_map(t
, &s
->channel_map
);
2530 pa_tagstruct_put_usec(t
, pa_source_output_get_latency(s
));
2531 pa_tagstruct_put_usec(t
, pa_source_get_latency(s
->source
));
2532 pa_tagstruct_puts(t
, pa_resample_method_to_string(pa_source_output_get_resample_method(s
)));
2533 pa_tagstruct_puts(t
, s
->driver
);
2535 if (c
->version
>= 13)
2536 pa_tagstruct_put_proplist(t
, s
->proplist
);
2539 static void scache_fill_tagstruct(connection
*c
, pa_tagstruct
*t
, pa_scache_entry
*e
) {
2540 pa_sample_spec fixed_ss
;
2545 fixup_sample_spec(c
, &fixed_ss
, &e
->sample_spec
);
2547 pa_tagstruct_putu32(t
, e
->index
);
2548 pa_tagstruct_puts(t
, e
->name
);
2549 pa_tagstruct_put_cvolume(t
, &e
->volume
);
2550 pa_tagstruct_put_usec(t
, pa_bytes_to_usec(e
->memchunk
.length
, &e
->sample_spec
));
2551 pa_tagstruct_put_sample_spec(t
, &fixed_ss
);
2552 pa_tagstruct_put_channel_map(t
, &e
->channel_map
);
2553 pa_tagstruct_putu32(t
, e
->memchunk
.length
);
2554 pa_tagstruct_put_boolean(t
, e
->lazy
);
2555 pa_tagstruct_puts(t
, e
->filename
);
2557 if (c
->version
>= 13)
2558 pa_tagstruct_put_proplist(t
, e
->proplist
);
2561 static void command_get_info(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2562 connection
*c
= CONNECTION(userdata
);
2564 pa_sink
*sink
= NULL
;
2565 pa_source
*source
= NULL
;
2566 pa_client
*client
= NULL
;
2567 pa_module
*module
= NULL
;
2568 pa_sink_input
*si
= NULL
;
2569 pa_source_output
*so
= NULL
;
2570 pa_scache_entry
*sce
= NULL
;
2572 pa_tagstruct
*reply
;
2574 connection_assert_ref(c
);
2577 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2578 (command
!= PA_COMMAND_GET_CLIENT_INFO
&&
2579 command
!= PA_COMMAND_GET_MODULE_INFO
&&
2580 command
!= PA_COMMAND_GET_SINK_INPUT_INFO
&&
2581 command
!= PA_COMMAND_GET_SOURCE_OUTPUT_INFO
&&
2582 pa_tagstruct_gets(t
, &name
) < 0) ||
2583 !pa_tagstruct_eof(t
)) {
2588 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2589 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2591 if (command
== PA_COMMAND_GET_SINK_INFO
) {
2592 if (idx
!= PA_INVALID_INDEX
)
2593 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2595 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2596 } else if (command
== PA_COMMAND_GET_SOURCE_INFO
) {
2597 if (idx
!= PA_INVALID_INDEX
)
2598 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2600 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2601 } else if (command
== PA_COMMAND_GET_CLIENT_INFO
)
2602 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
2603 else if (command
== PA_COMMAND_GET_MODULE_INFO
)
2604 module
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
2605 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO
)
2606 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2607 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO
)
2608 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
2610 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO
);
2611 if (idx
!= PA_INVALID_INDEX
)
2612 sce
= pa_idxset_get_by_index(c
->protocol
->core
->scache
, idx
);
2614 sce
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SAMPLE
, 0);
2617 if (!sink
&& !source
&& !client
&& !module
&& !si
&& !so
&& !sce
) {
2618 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_NOENTITY
);
2622 reply
= reply_new(tag
);
2624 sink_fill_tagstruct(c
, reply
, sink
);
2626 source_fill_tagstruct(c
, reply
, source
);
2628 client_fill_tagstruct(c
, reply
, client
);
2630 module_fill_tagstruct(reply
, module
);
2632 sink_input_fill_tagstruct(c
, reply
, si
);
2634 source_output_fill_tagstruct(c
, reply
, so
);
2636 scache_fill_tagstruct(c
, reply
, sce
);
2637 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2640 static void command_get_info_list(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2641 connection
*c
= CONNECTION(userdata
);
2645 pa_tagstruct
*reply
;
2647 connection_assert_ref(c
);
2650 if (!pa_tagstruct_eof(t
)) {
2655 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2657 reply
= reply_new(tag
);
2659 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2660 i
= c
->protocol
->core
->sinks
;
2661 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2662 i
= c
->protocol
->core
->sources
;
2663 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2664 i
= c
->protocol
->core
->clients
;
2665 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2666 i
= c
->protocol
->core
->modules
;
2667 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2668 i
= c
->protocol
->core
->sink_inputs
;
2669 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2670 i
= c
->protocol
->core
->source_outputs
;
2672 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2673 i
= c
->protocol
->core
->scache
;
2677 for (p
= pa_idxset_first(i
, &idx
); p
; p
= pa_idxset_next(i
, &idx
)) {
2678 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
2679 sink_fill_tagstruct(c
, reply
, p
);
2680 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
2681 source_fill_tagstruct(c
, reply
, p
);
2682 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
2683 client_fill_tagstruct(c
, reply
, p
);
2684 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
2685 module_fill_tagstruct(reply
, p
);
2686 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
2687 sink_input_fill_tagstruct(c
, reply
, p
);
2688 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
2689 source_output_fill_tagstruct(c
, reply
, p
);
2691 pa_assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
2692 scache_fill_tagstruct(c
, reply
, p
);
2697 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2700 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
) {
2701 connection
*c
= CONNECTION(userdata
);
2702 pa_tagstruct
*reply
;
2705 pa_sample_spec fixed_ss
;
2707 connection_assert_ref(c
);
2710 if (!pa_tagstruct_eof(t
)) {
2715 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2717 reply
= reply_new(tag
);
2718 pa_tagstruct_puts(reply
, PACKAGE_NAME
);
2719 pa_tagstruct_puts(reply
, PACKAGE_VERSION
);
2720 pa_tagstruct_puts(reply
, pa_get_user_name(txt
, sizeof(txt
)));
2721 pa_tagstruct_puts(reply
, pa_get_host_name(txt
, sizeof(txt
)));
2723 fixup_sample_spec(c
, &fixed_ss
, &c
->protocol
->core
->default_sample_spec
);
2724 pa_tagstruct_put_sample_spec(reply
, &fixed_ss
);
2726 n
= pa_namereg_get_default_sink_name(c
->protocol
->core
);
2727 pa_tagstruct_puts(reply
, n
);
2728 n
= pa_namereg_get_default_source_name(c
->protocol
->core
);
2729 pa_tagstruct_puts(reply
, n
);
2731 pa_tagstruct_putu32(reply
, c
->protocol
->core
->cookie
);
2733 pa_pstream_send_tagstruct(c
->pstream
, reply
);
2736 static void subscription_cb(pa_core
*core
, pa_subscription_event_type_t e
, uint32_t idx
, void *userdata
) {
2738 connection
*c
= CONNECTION(userdata
);
2740 connection_assert_ref(c
);
2742 t
= pa_tagstruct_new(NULL
, 0);
2743 pa_tagstruct_putu32(t
, PA_COMMAND_SUBSCRIBE_EVENT
);
2744 pa_tagstruct_putu32(t
, (uint32_t) -1);
2745 pa_tagstruct_putu32(t
, e
);
2746 pa_tagstruct_putu32(t
, idx
);
2747 pa_pstream_send_tagstruct(c
->pstream
, t
);
2750 static void command_subscribe(PA_GCC_UNUSED pa_pdispatch
*pd
, PA_GCC_UNUSED
uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
2751 connection
*c
= CONNECTION(userdata
);
2752 pa_subscription_mask_t m
;
2754 connection_assert_ref(c
);
2757 if (pa_tagstruct_getu32(t
, &m
) < 0 ||
2758 !pa_tagstruct_eof(t
)) {
2763 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2764 CHECK_VALIDITY(c
->pstream
, (m
& ~PA_SUBSCRIPTION_MASK_ALL
) == 0, tag
, PA_ERR_INVALID
);
2766 if (c
->subscription
)
2767 pa_subscription_free(c
->subscription
);
2770 c
->subscription
= pa_subscription_new(c
->protocol
->core
, m
, subscription_cb
, c
);
2771 pa_assert(c
->subscription
);
2773 c
->subscription
= NULL
;
2775 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2778 static void command_set_volume(
2779 PA_GCC_UNUSED pa_pdispatch
*pd
,
2785 connection
*c
= CONNECTION(userdata
);
2788 pa_sink
*sink
= NULL
;
2789 pa_source
*source
= NULL
;
2790 pa_sink_input
*si
= NULL
;
2791 const char *name
= NULL
;
2793 connection_assert_ref(c
);
2796 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2797 (command
== PA_COMMAND_SET_SINK_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2798 (command
== PA_COMMAND_SET_SOURCE_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2799 pa_tagstruct_get_cvolume(t
, &volume
) ||
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
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2807 CHECK_VALIDITY(c
->pstream
, pa_cvolume_valid(&volume
), tag
, PA_ERR_INVALID
);
2811 case PA_COMMAND_SET_SINK_VOLUME
:
2812 if (idx
!= PA_INVALID_INDEX
)
2813 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2815 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2818 case PA_COMMAND_SET_SOURCE_VOLUME
:
2819 if (idx
!= PA_INVALID_INDEX
)
2820 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2822 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2825 case PA_COMMAND_SET_SINK_INPUT_VOLUME
:
2826 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2830 pa_assert_not_reached();
2833 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
2836 pa_sink_set_volume(sink
, &volume
);
2838 pa_source_set_volume(source
, &volume
);
2840 pa_sink_input_set_volume(si
, &volume
);
2842 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2845 static void command_set_mute(
2846 PA_GCC_UNUSED pa_pdispatch
*pd
,
2852 connection
*c
= CONNECTION(userdata
);
2855 pa_sink
*sink
= NULL
;
2856 pa_source
*source
= NULL
;
2857 pa_sink_input
*si
= NULL
;
2858 const char *name
= NULL
;
2860 connection_assert_ref(c
);
2863 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2864 (command
== PA_COMMAND_SET_SINK_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2865 (command
== PA_COMMAND_SET_SOURCE_MUTE
&& pa_tagstruct_gets(t
, &name
) < 0) ||
2866 pa_tagstruct_get_boolean(t
, &mute
) ||
2867 !pa_tagstruct_eof(t
)) {
2872 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2873 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
2877 case PA_COMMAND_SET_SINK_MUTE
:
2879 if (idx
!= PA_INVALID_INDEX
)
2880 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
2882 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
2886 case PA_COMMAND_SET_SOURCE_MUTE
:
2887 if (idx
!= PA_INVALID_INDEX
)
2888 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
2890 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
2894 case PA_COMMAND_SET_SINK_INPUT_MUTE
:
2895 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
2899 pa_assert_not_reached();
2902 CHECK_VALIDITY(c
->pstream
, si
|| sink
|| source
, tag
, PA_ERR_NOENTITY
);
2905 pa_sink_set_mute(sink
, mute
);
2907 pa_source_set_mute(source
, mute
);
2909 pa_sink_input_set_mute(si
, mute
);
2911 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2914 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
) {
2915 connection
*c
= CONNECTION(userdata
);
2920 connection_assert_ref(c
);
2923 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2924 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
2925 !pa_tagstruct_eof(t
)) {
2930 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2931 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2932 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2933 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2934 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2936 pa_sink_input_cork(s
->sink_input
, b
);
2937 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2940 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
) {
2941 connection
*c
= CONNECTION(userdata
);
2945 connection_assert_ref(c
);
2948 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2949 !pa_tagstruct_eof(t
)) {
2954 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2955 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
2956 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
2957 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
2958 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
2961 case PA_COMMAND_FLUSH_PLAYBACK_STREAM
:
2962 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_FLUSH
, NULL
, 0, NULL
);
2965 case PA_COMMAND_PREBUF_PLAYBACK_STREAM
:
2966 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_PREBUF_FORCE
, NULL
, 0, NULL
);
2969 case PA_COMMAND_TRIGGER_PLAYBACK_STREAM
:
2970 pa_asyncmsgq_send(s
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(s
->sink_input
), SINK_INPUT_MESSAGE_TRIGGER
, NULL
, 0, NULL
);
2974 pa_assert_not_reached();
2977 pa_pstream_send_simple_ack(c
->pstream
, tag
);
2980 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
) {
2981 connection
*c
= CONNECTION(userdata
);
2986 connection_assert_ref(c
);
2989 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
2990 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
2991 !pa_tagstruct_eof(t
)) {
2996 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
2997 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
2998 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3000 pa_source_output_cork(s
->source_output
, b
);
3001 pa_memblockq_prebuf_force(s
->memblockq
);
3002 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3005 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
) {
3006 connection
*c
= CONNECTION(userdata
);
3010 connection_assert_ref(c
);
3013 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3014 !pa_tagstruct_eof(t
)) {
3019 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3020 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3021 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3023 pa_memblockq_flush(s
->memblockq
);
3024 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3027 static void command_set_stream_buffer_attr(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3028 connection
*c
= CONNECTION(userdata
);
3030 uint32_t maxlength
, tlength
, prebuf
, minreq
, fragsize
;
3031 pa_tagstruct
*reply
;
3033 connection_assert_ref(c
);
3036 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
3041 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3043 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_BUFFER_ATTR
) {
3045 pa_bool_t adjust_latency
= FALSE
;
3047 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3048 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3049 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3051 if (pa_tagstruct_get(
3053 PA_TAG_U32
, &maxlength
,
3054 PA_TAG_U32
, &tlength
,
3055 PA_TAG_U32
, &prebuf
,
3056 PA_TAG_U32
, &minreq
,
3057 PA_TAG_INVALID
) < 0 ||
3058 (c
->version
>= 13 && pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0) ||
3059 !pa_tagstruct_eof(t
)) {
3064 fix_playback_buffer_attr_pre(s
, adjust_latency
, &maxlength
, &tlength
, &prebuf
, &minreq
);
3065 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
3066 pa_memblockq_set_tlength(s
->memblockq
, tlength
);
3067 pa_memblockq_set_prebuf(s
->memblockq
, prebuf
);
3068 pa_memblockq_set_minreq(s
->memblockq
, minreq
);
3069 fix_playback_buffer_attr_post(s
, &maxlength
, &tlength
, &prebuf
, &minreq
);
3071 reply
= reply_new(tag
);
3072 pa_tagstruct_putu32(reply
, maxlength
);
3073 pa_tagstruct_putu32(reply
, tlength
);
3074 pa_tagstruct_putu32(reply
, prebuf
);
3075 pa_tagstruct_putu32(reply
, minreq
);
3077 if (c
->version
>= 13)
3078 pa_tagstruct_put_usec(reply
, s
->sink_latency
);
3082 pa_bool_t adjust_latency
= FALSE
;
3083 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_BUFFER_ATTR
);
3085 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3086 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3088 if (pa_tagstruct_get(
3090 PA_TAG_U32
, &maxlength
,
3091 PA_TAG_U32
, &fragsize
,
3092 PA_TAG_INVALID
) < 0 ||
3093 (c
->version
>= 13 && pa_tagstruct_get_boolean(t
, &adjust_latency
) < 0) ||
3094 !pa_tagstruct_eof(t
)) {
3099 fix_record_buffer_attr_pre(s
, adjust_latency
, &maxlength
, &fragsize
);
3100 pa_memblockq_set_maxlength(s
->memblockq
, maxlength
);
3101 fix_record_buffer_attr_post(s
, &maxlength
, &fragsize
);
3103 reply
= reply_new(tag
);
3104 pa_tagstruct_putu32(reply
, maxlength
);
3105 pa_tagstruct_putu32(reply
, fragsize
);
3107 if (c
->version
>= 13)
3108 pa_tagstruct_put_usec(reply
, s
->source_latency
);
3111 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3114 static void command_update_stream_sample_rate(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3115 connection
*c
= CONNECTION(userdata
);
3119 connection_assert_ref(c
);
3122 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3123 pa_tagstruct_getu32(t
, &rate
) < 0 ||
3124 !pa_tagstruct_eof(t
)) {
3129 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3130 CHECK_VALIDITY(c
->pstream
, rate
> 0 && rate
<= PA_RATE_MAX
, tag
, PA_ERR_INVALID
);
3132 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_SAMPLE_RATE
) {
3135 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3136 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3137 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3139 pa_sink_input_set_rate(s
->sink_input
, rate
);
3143 pa_assert(command
== PA_COMMAND_UPDATE_RECORD_STREAM_SAMPLE_RATE
);
3145 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3146 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3148 pa_source_output_set_rate(s
->source_output
, rate
);
3151 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3154 static void command_update_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3155 connection
*c
= CONNECTION(userdata
);
3160 connection_assert_ref(c
);
3163 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3165 p
= pa_proplist_new();
3167 if (command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
) {
3169 if (pa_tagstruct_getu32(t
, &mode
) < 0 ||
3170 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3171 !pa_tagstruct_eof(t
)) {
3173 pa_proplist_free(p
);
3179 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3180 pa_tagstruct_getu32(t
, &mode
) < 0 ||
3181 pa_tagstruct_get_proplist(t
, p
) < 0 ||
3182 !pa_tagstruct_eof(t
)) {
3184 pa_proplist_free(p
);
3189 CHECK_VALIDITY(c
->pstream
, mode
== PA_UPDATE_SET
|| mode
== PA_UPDATE_MERGE
|| mode
== PA_UPDATE_REPLACE
, tag
, PA_ERR_INVALID
);
3191 if (command
== PA_COMMAND_UPDATE_PLAYBACK_STREAM_PROPLIST
) {
3194 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3195 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3196 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3198 pa_proplist_update(s
->sink_input
->proplist
, mode
, p
);
3199 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3201 } else if (command
== PA_COMMAND_UPDATE_RECORD_STREAM_PROPLIST
) {
3204 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3205 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3207 pa_proplist_update(s
->source_output
->proplist
, mode
, p
);
3208 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3210 pa_assert(command
== PA_COMMAND_UPDATE_CLIENT_PROPLIST
);
3212 pa_proplist_update(c
->client
->proplist
, mode
, p
);
3213 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3216 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3219 static void command_remove_proplist(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3220 connection
*c
= CONNECTION(userdata
);
3222 unsigned changed
= 0;
3224 pa_strlist
*l
= NULL
;
3226 connection_assert_ref(c
);
3229 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3231 if (command
!= PA_COMMAND_REMOVE_CLIENT_PROPLIST
) {
3233 if (pa_tagstruct_getu32(t
, &idx
) < 0) {
3239 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3242 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3243 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3244 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3246 p
= s
->sink_input
->proplist
;
3248 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3251 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3252 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3254 p
= s
->source_output
->proplist
;
3256 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3258 p
= c
->client
->proplist
;
3264 if (pa_tagstruct_gets(t
, &k
) < 0) {
3273 l
= pa_strlist_prepend(l
, k
);
3276 if (!pa_tagstruct_eof(t
)) {
3285 l
= pa_strlist_pop(l
, &z
);
3290 changed
+= pa_proplist_unset(p
, z
) >= 0;
3294 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3297 if (command
== PA_COMMAND_REMOVE_PLAYBACK_STREAM_PROPLIST
) {
3300 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3301 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SINK_INPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->sink_input
->index
);
3303 } else if (command
== PA_COMMAND_REMOVE_RECORD_STREAM_PROPLIST
) {
3306 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3307 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT
|PA_SUBSCRIPTION_EVENT_CHANGE
, s
->source_output
->index
);
3310 pa_assert(command
== PA_COMMAND_REMOVE_CLIENT_PROPLIST
);
3311 pa_subscription_post(c
->protocol
->core
, PA_SUBSCRIPTION_EVENT_CLIENT
|PA_SUBSCRIPTION_EVENT_CHANGE
, c
->client
->index
);
3316 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
) {
3317 connection
*c
= CONNECTION(userdata
);
3320 connection_assert_ref(c
);
3323 if (pa_tagstruct_gets(t
, &s
) < 0 ||
3324 !pa_tagstruct_eof(t
)) {
3329 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3330 CHECK_VALIDITY(c
->pstream
, !s
|| (*s
&& pa_utf8_valid(s
)), tag
, PA_ERR_INVALID
);
3332 pa_namereg_set_default(c
->protocol
->core
, s
, command
== PA_COMMAND_SET_DEFAULT_SOURCE
? PA_NAMEREG_SOURCE
: PA_NAMEREG_SINK
);
3333 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3336 static void command_set_stream_name(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3337 connection
*c
= CONNECTION(userdata
);
3341 connection_assert_ref(c
);
3344 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3345 pa_tagstruct_gets(t
, &name
) < 0 ||
3346 !pa_tagstruct_eof(t
)) {
3351 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3352 CHECK_VALIDITY(c
->pstream
, name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3354 if (command
== PA_COMMAND_SET_PLAYBACK_STREAM_NAME
) {
3357 s
= pa_idxset_get_by_index(c
->output_streams
, idx
);
3358 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3359 CHECK_VALIDITY(c
->pstream
, playback_stream_isinstance(s
), tag
, PA_ERR_NOENTITY
);
3361 pa_sink_input_set_name(s
->sink_input
, name
);
3365 pa_assert(command
== PA_COMMAND_SET_RECORD_STREAM_NAME
);
3367 s
= pa_idxset_get_by_index(c
->record_streams
, idx
);
3368 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3370 pa_source_output_set_name(s
->source_output
, name
);
3373 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3376 static void command_kill(PA_GCC_UNUSED pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3377 connection
*c
= CONNECTION(userdata
);
3380 connection_assert_ref(c
);
3383 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3384 !pa_tagstruct_eof(t
)) {
3389 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3391 if (command
== PA_COMMAND_KILL_CLIENT
) {
3394 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, idx
);
3395 CHECK_VALIDITY(c
->pstream
, client
, tag
, PA_ERR_NOENTITY
);
3398 pa_client_kill(client
);
3400 } else if (command
== PA_COMMAND_KILL_SINK_INPUT
) {
3403 s
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3404 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3407 pa_sink_input_kill(s
);
3409 pa_source_output
*s
;
3411 pa_assert(command
== PA_COMMAND_KILL_SOURCE_OUTPUT
);
3413 s
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3414 CHECK_VALIDITY(c
->pstream
, s
, tag
, PA_ERR_NOENTITY
);
3417 pa_source_output_kill(s
);
3420 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3421 connection_unref(c
);
3424 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
) {
3425 connection
*c
= CONNECTION(userdata
);
3427 const char *name
, *argument
;
3428 pa_tagstruct
*reply
;
3430 connection_assert_ref(c
);
3433 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3434 pa_tagstruct_gets(t
, &argument
) < 0 ||
3435 !pa_tagstruct_eof(t
)) {
3440 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3441 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
) && !strchr(name
, '/'), tag
, PA_ERR_INVALID
);
3442 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3444 if (!(m
= pa_module_load(c
->protocol
->core
, name
, argument
))) {
3445 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_MODINITFAILED
);
3449 reply
= reply_new(tag
);
3450 pa_tagstruct_putu32(reply
, m
->index
);
3451 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3454 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
) {
3455 connection
*c
= CONNECTION(userdata
);
3459 connection_assert_ref(c
);
3462 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3463 !pa_tagstruct_eof(t
)) {
3468 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3469 m
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, idx
);
3470 CHECK_VALIDITY(c
->pstream
, m
, tag
, PA_ERR_NOENTITY
);
3472 pa_module_unload_request(m
);
3473 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3476 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
) {
3477 connection
*c
= CONNECTION(userdata
);
3478 const char *name
, *module
, *argument
;
3481 pa_tagstruct
*reply
;
3483 connection_assert_ref(c
);
3486 if (pa_tagstruct_gets(t
, &name
) < 0 ||
3487 pa_tagstruct_getu32(t
, &type
) < 0 ||
3488 pa_tagstruct_gets(t
, &module
) < 0 ||
3489 pa_tagstruct_gets(t
, &argument
) < 0 ||
3490 !pa_tagstruct_eof(t
)) {
3495 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3496 CHECK_VALIDITY(c
->pstream
, name
&& *name
&& pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3497 CHECK_VALIDITY(c
->pstream
, type
== 0 || type
== 1, tag
, PA_ERR_INVALID
);
3498 CHECK_VALIDITY(c
->pstream
, module
&& *module
&& pa_utf8_valid(module
), tag
, PA_ERR_INVALID
);
3499 CHECK_VALIDITY(c
->pstream
, !argument
|| pa_utf8_valid(argument
), tag
, PA_ERR_INVALID
);
3501 if (pa_autoload_add(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
, module
, argument
, &idx
) < 0) {
3502 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_EXIST
);
3506 reply
= reply_new(tag
);
3507 pa_tagstruct_putu32(reply
, idx
);
3508 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3511 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
) {
3512 connection
*c
= CONNECTION(userdata
);
3513 const char *name
= NULL
;
3514 uint32_t type
, idx
= PA_IDXSET_INVALID
;
3517 connection_assert_ref(c
);
3520 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3521 (pa_tagstruct_gets(t
, &name
) < 0 ||
3522 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3523 !pa_tagstruct_eof(t
)) {
3528 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3529 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3530 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& pa_utf8_valid(name
) && (type
== 0 || type
== 1)), tag
, PA_ERR_INVALID
);
3533 r
= pa_autoload_remove_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3535 r
= pa_autoload_remove_by_index(c
->protocol
->core
, idx
);
3537 CHECK_VALIDITY(c
->pstream
, r
>= 0, tag
, PA_ERR_NOENTITY
);
3539 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3542 static void autoload_fill_tagstruct(pa_tagstruct
*t
, const pa_autoload_entry
*e
) {
3545 pa_tagstruct_putu32(t
, e
->index
);
3546 pa_tagstruct_puts(t
, e
->name
);
3547 pa_tagstruct_putu32(t
, e
->type
== PA_NAMEREG_SINK
? 0 : 1);
3548 pa_tagstruct_puts(t
, e
->module
);
3549 pa_tagstruct_puts(t
, e
->argument
);
3552 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
) {
3553 connection
*c
= CONNECTION(userdata
);
3554 const pa_autoload_entry
*a
= NULL
;
3557 pa_tagstruct
*reply
;
3559 connection_assert_ref(c
);
3562 if ((pa_tagstruct_getu32(t
, &idx
) < 0 &&
3563 (pa_tagstruct_gets(t
, &name
) < 0 ||
3564 pa_tagstruct_getu32(t
, &type
) < 0)) ||
3565 !pa_tagstruct_eof(t
)) {
3570 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3571 CHECK_VALIDITY(c
->pstream
, name
|| idx
!= PA_IDXSET_INVALID
, tag
, PA_ERR_INVALID
);
3572 CHECK_VALIDITY(c
->pstream
, !name
|| (*name
&& (type
== 0 || type
== 1) && pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
3575 a
= pa_autoload_get_by_name(c
->protocol
->core
, name
, type
== 0 ? PA_NAMEREG_SINK
: PA_NAMEREG_SOURCE
);
3577 a
= pa_autoload_get_by_index(c
->protocol
->core
, idx
);
3579 CHECK_VALIDITY(c
->pstream
, a
, tag
, PA_ERR_NOENTITY
);
3581 reply
= reply_new(tag
);
3582 autoload_fill_tagstruct(reply
, a
);
3583 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3586 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
) {
3587 connection
*c
= CONNECTION(userdata
);
3588 pa_tagstruct
*reply
;
3590 connection_assert_ref(c
);
3593 if (!pa_tagstruct_eof(t
)) {
3598 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3600 reply
= reply_new(tag
);
3602 if (c
->protocol
->core
->autoload_hashmap
) {
3603 pa_autoload_entry
*a
;
3606 while ((a
= pa_hashmap_iterate(c
->protocol
->core
->autoload_hashmap
, &state
, NULL
)))
3607 autoload_fill_tagstruct(reply
, a
);
3610 pa_pstream_send_tagstruct(c
->pstream
, reply
);
3613 static void command_move_stream(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3614 connection
*c
= CONNECTION(userdata
);
3615 uint32_t idx
= PA_INVALID_INDEX
, idx_device
= PA_INVALID_INDEX
;
3616 const char *name
= NULL
;
3618 connection_assert_ref(c
);
3621 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3622 pa_tagstruct_getu32(t
, &idx_device
) < 0 ||
3623 pa_tagstruct_gets(t
, &name
) < 0 ||
3624 !pa_tagstruct_eof(t
)) {
3629 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3630 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
, tag
, PA_ERR_INVALID
);
3631 CHECK_VALIDITY(c
->pstream
, idx_device
!= PA_INVALID_INDEX
|| !name
|| (*name
&& pa_utf8_valid(name
)), tag
, PA_ERR_INVALID
);
3633 if (command
== PA_COMMAND_MOVE_SINK_INPUT
) {
3634 pa_sink_input
*si
= NULL
;
3635 pa_sink
*sink
= NULL
;
3637 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, idx
);
3639 if (idx_device
!= PA_INVALID_INDEX
)
3640 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx_device
);
3642 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3644 CHECK_VALIDITY(c
->pstream
, si
&& sink
, tag
, PA_ERR_NOENTITY
);
3646 if (pa_sink_input_move_to(si
, sink
) < 0) {
3647 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3651 pa_source_output
*so
= NULL
;
3654 pa_assert(command
== PA_COMMAND_MOVE_SOURCE_OUTPUT
);
3656 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, idx
);
3658 if (idx_device
!= PA_INVALID_INDEX
)
3659 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx_device
);
3661 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3663 CHECK_VALIDITY(c
->pstream
, so
&& source
, tag
, PA_ERR_NOENTITY
);
3665 if (pa_source_output_move_to(so
, source
) < 0) {
3666 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3671 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3674 static void command_suspend(pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, pa_tagstruct
*t
, void *userdata
) {
3675 connection
*c
= CONNECTION(userdata
);
3676 uint32_t idx
= PA_INVALID_INDEX
;
3677 const char *name
= NULL
;
3680 connection_assert_ref(c
);
3683 if (pa_tagstruct_getu32(t
, &idx
) < 0 ||
3684 pa_tagstruct_gets(t
, &name
) < 0 ||
3685 pa_tagstruct_get_boolean(t
, &b
) < 0 ||
3686 !pa_tagstruct_eof(t
)) {
3691 CHECK_VALIDITY(c
->pstream
, c
->authorized
, tag
, PA_ERR_ACCESS
);
3692 CHECK_VALIDITY(c
->pstream
, idx
!= PA_INVALID_INDEX
|| !name
|| !*name
|| pa_utf8_valid(name
), tag
, PA_ERR_INVALID
);
3694 if (command
== PA_COMMAND_SUSPEND_SINK
) {
3696 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
3698 if (pa_sink_suspend_all(c
->protocol
->core
, b
) < 0) {
3699 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3703 pa_sink
*sink
= NULL
;
3705 if (idx
!= PA_INVALID_INDEX
)
3706 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, idx
);
3708 sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1);
3710 CHECK_VALIDITY(c
->pstream
, sink
, tag
, PA_ERR_NOENTITY
);
3712 if (pa_sink_suspend(sink
, b
) < 0) {
3713 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3719 pa_assert(command
== PA_COMMAND_SUSPEND_SOURCE
);
3721 if (idx
== PA_INVALID_INDEX
&& name
&& !*name
) {
3723 if (pa_source_suspend_all(c
->protocol
->core
, b
) < 0) {
3724 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3731 if (idx
!= PA_INVALID_INDEX
)
3732 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, idx
);
3734 source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1);
3736 CHECK_VALIDITY(c
->pstream
, source
, tag
, PA_ERR_NOENTITY
);
3738 if (pa_source_suspend(source
, b
) < 0) {
3739 pa_pstream_send_error(c
->pstream
, tag
, PA_ERR_INVALID
);
3745 pa_pstream_send_simple_ack(c
->pstream
, tag
);
3748 /*** pstream callbacks ***/
3750 static void pstream_packet_callback(pa_pstream
*p
, pa_packet
*packet
, const pa_creds
*creds
, void *userdata
) {
3751 connection
*c
= CONNECTION(userdata
);
3755 connection_assert_ref(c
);
3757 if (pa_pdispatch_run(c
->pdispatch
, packet
, creds
, c
) < 0) {
3758 pa_log("invalid packet.");
3759 connection_unlink(c
);
3763 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
) {
3764 connection
*c
= CONNECTION(userdata
);
3765 output_stream
*stream
;
3769 connection_assert_ref(c
);
3771 if (!(stream
= OUTPUT_STREAM(pa_idxset_get_by_index(c
->output_streams
, channel
)))) {
3772 pa_log("client sent block for invalid stream.");
3777 if (playback_stream_isinstance(stream
)) {
3778 playback_stream
*ps
= PLAYBACK_STREAM(stream
);
3780 if (seek
!= PA_SEEK_RELATIVE
|| offset
!= 0)
3781 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
);
3783 pa_asyncmsgq_post(ps
->sink_input
->sink
->asyncmsgq
, PA_MSGOBJECT(ps
->sink_input
), SINK_INPUT_MESSAGE_POST_DATA
, NULL
, 0, chunk
, NULL
);
3786 upload_stream
*u
= UPLOAD_STREAM(stream
);
3789 if (!u
->memchunk
.memblock
) {
3790 if (u
->length
== chunk
->length
) {
3791 u
->memchunk
= *chunk
;
3792 pa_memblock_ref(u
->memchunk
.memblock
);
3795 u
->memchunk
.memblock
= pa_memblock_new(c
->protocol
->core
->mempool
, u
->length
);
3796 u
->memchunk
.index
= u
->memchunk
.length
= 0;
3800 pa_assert(u
->memchunk
.memblock
);
3803 if (l
> chunk
->length
)
3809 dst
= pa_memblock_acquire(u
->memchunk
.memblock
);
3810 src
= pa_memblock_acquire(chunk
->memblock
);
3812 memcpy((uint8_t*) dst
+ u
->memchunk
.index
+ u
->memchunk
.length
,
3813 (uint8_t*) src
+chunk
->index
, l
);
3815 pa_memblock_release(u
->memchunk
.memblock
);
3816 pa_memblock_release(chunk
->memblock
);
3818 u
->memchunk
.length
+= l
;
3824 static void pstream_die_callback(pa_pstream
*p
, void *userdata
) {
3825 connection
*c
= CONNECTION(userdata
);
3828 connection_assert_ref(c
);
3830 connection_unlink(c
);
3831 pa_log_info("connection died.");
3834 static void pstream_drain_callback(pa_pstream
*p
, void *userdata
) {
3835 connection
*c
= CONNECTION(userdata
);
3838 connection_assert_ref(c
);
3843 static void pstream_revoke_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
3846 if (!(q
= pa_thread_mq_get()))
3847 pa_pstream_send_revoke(p
, block_id
);
3849 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_REVOKE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
3852 static void pstream_release_callback(pa_pstream
*p
, uint32_t block_id
, void *userdata
) {
3855 if (!(q
= pa_thread_mq_get()))
3856 pa_pstream_send_release(p
, block_id
);
3858 pa_asyncmsgq_post(q
->outq
, PA_MSGOBJECT(userdata
), CONNECTION_MESSAGE_RELEASE
, PA_UINT_TO_PTR(block_id
), 0, NULL
, NULL
);
3861 /*** client callbacks ***/
3863 static void client_kill_cb(pa_client
*c
) {
3866 connection_unlink(CONNECTION(c
->userdata
));
3869 /*** socket server callbacks ***/
3871 static void auth_timeout(pa_mainloop_api
*m
, pa_time_event
*e
, const struct timeval
*tv
, void *userdata
) {
3872 connection
*c
= CONNECTION(userdata
);
3876 connection_assert_ref(c
);
3877 pa_assert(c
->auth_timeout_event
== e
);
3880 connection_unlink(c
);
3883 static void on_connection(PA_GCC_UNUSED pa_socket_server
*s
, pa_iochannel
*io
, void *userdata
) {
3884 pa_protocol_native
*p
= userdata
;
3886 char cname
[256], pname
[128];
3892 if (pa_idxset_size(p
->connections
)+1 > MAX_CONNECTIONS
) {
3893 pa_log_warn("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS
);
3894 pa_iochannel_free(io
);
3898 c
= pa_msgobject_new(connection
);
3899 c
->parent
.parent
.free
= connection_free
;
3900 c
->parent
.process_msg
= connection_process_msg
;
3902 c
->authorized
= p
->public;
3904 if (!c
->authorized
&& p
->auth_ip_acl
&& pa_ip_acl_check(p
->auth_ip_acl
, pa_iochannel_get_recv_fd(io
)) > 0) {
3905 pa_log_info("Client authenticated by IP ACL.");
3906 c
->authorized
= TRUE
;
3909 if (!c
->authorized
) {
3911 pa_gettimeofday(&tv
);
3912 tv
.tv_sec
+= AUTH_TIMEOUT
;
3913 c
->auth_timeout_event
= p
->core
->mainloop
->time_new(p
->core
->mainloop
, &tv
, auth_timeout
, c
);
3915 c
->auth_timeout_event
= NULL
;
3919 pa_iochannel_socket_peer_to_string(io
, pname
, sizeof(pname
));
3920 pa_snprintf(cname
, sizeof(cname
), "Native client (%s)", pname
);
3921 c
->client
= pa_client_new(p
->core
, __FILE__
, cname
);
3922 pa_proplist_sets(c
->client
->proplist
, "native-protocol.peer", pname
);
3923 c
->client
->kill
= client_kill_cb
;
3924 c
->client
->userdata
= c
;
3925 c
->client
->module
= p
->module
;
3927 c
->pstream
= pa_pstream_new(p
->core
->mainloop
, io
, p
->core
->mempool
);
3929 pa_pstream_set_recieve_packet_callback(c
->pstream
, pstream_packet_callback
, c
);
3930 pa_pstream_set_recieve_memblock_callback(c
->pstream
, pstream_memblock_callback
, c
);
3931 pa_pstream_set_die_callback(c
->pstream
, pstream_die_callback
, c
);
3932 pa_pstream_set_drain_callback(c
->pstream
, pstream_drain_callback
, c
);
3933 pa_pstream_set_revoke_callback(c
->pstream
, pstream_revoke_callback
, c
);
3934 pa_pstream_set_release_callback(c
->pstream
, pstream_release_callback
, c
);
3936 c
->pdispatch
= pa_pdispatch_new(p
->core
->mainloop
, command_table
, PA_COMMAND_MAX
);
3938 c
->record_streams
= pa_idxset_new(NULL
, NULL
);
3939 c
->output_streams
= pa_idxset_new(NULL
, NULL
);
3941 c
->rrobin_index
= PA_IDXSET_INVALID
;
3942 c
->subscription
= NULL
;
3944 pa_idxset_put(p
->connections
, c
, NULL
);
3947 if (pa_iochannel_creds_supported(io
))
3948 pa_iochannel_creds_enable(io
);
3953 /*** module entry points ***/
3955 static int load_key(pa_protocol_native
*p
, const char*fn
) {
3958 p
->auth_cookie_in_property
= FALSE
;
3960 if (!fn
&& pa_authkey_prop_get(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) >= 0) {
3961 pa_log_info("using already loaded auth cookie.");
3962 pa_authkey_prop_ref(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
);
3963 p
->auth_cookie_in_property
= TRUE
;
3968 fn
= PA_NATIVE_COOKIE_FILE
;
3970 if (pa_authkey_load_auto(fn
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) < 0)
3973 pa_log_info("loading cookie from disk.");
3975 if (pa_authkey_prop_put(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
, p
->auth_cookie
, sizeof(p
->auth_cookie
)) >= 0)
3976 p
->auth_cookie_in_property
= TRUE
;
3981 static pa_protocol_native
* protocol_new_internal(pa_core
*c
, pa_module
*m
, pa_modargs
*ma
) {
3982 pa_protocol_native
*p
;
3983 pa_bool_t
public = FALSE
;
3989 if (pa_modargs_get_value_boolean(ma
, "auth-anonymous", &public) < 0) {
3990 pa_log("auth-anonymous= expects a boolean argument.");
3994 p
= pa_xnew(pa_protocol_native
, 1);
3999 p
->auth_ip_acl
= NULL
;
4004 if (pa_modargs_get_value_boolean(ma
, "auth-group-enabled", &a
) < 0) {
4005 pa_log("auth-group-enabled= expects a boolean argument.");
4008 p
->auth_group
= a
? pa_xstrdup(pa_modargs_get_value(ma
, "auth-group", c
->is_system_instance
? PA_ACCESS_GROUP
: NULL
)) : NULL
;
4011 pa_log_info("Allowing access to group '%s'.", p
->auth_group
);
4016 if ((acl
= pa_modargs_get_value(ma
, "auth-ip-acl", NULL
))) {
4018 if (!(p
->auth_ip_acl
= pa_ip_acl_new(acl
))) {
4019 pa_log("Failed to parse IP ACL '%s'", acl
);
4024 if (load_key(p
, pa_modargs_get_value(ma
, "cookie", NULL
)) < 0)
4027 p
->connections
= pa_idxset_new(NULL
, NULL
);
4033 pa_xfree(p
->auth_group
);
4036 pa_ip_acl_free(p
->auth_ip_acl
);
4041 pa_protocol_native
* pa_protocol_native_new(pa_core
*core
, pa_socket_server
*server
, pa_module
*m
, pa_modargs
*ma
) {
4043 pa_protocol_native
*p
;
4045 if (!(p
= protocol_new_internal(core
, m
, ma
)))
4048 p
->server
= pa_socket_server_ref(server
);
4049 pa_socket_server_set_callback(p
->server
, on_connection
, p
);
4051 if (pa_socket_server_get_address(p
->server
, t
, sizeof(t
))) {
4053 l
= pa_property_get(core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
4054 l
= pa_strlist_prepend(l
, t
);
4055 pa_property_replace(core
, PA_NATIVE_SERVER_PROPERTY_NAME
, l
);
4061 void pa_protocol_native_free(pa_protocol_native
*p
) {
4065 while ((c
= pa_idxset_first(p
->connections
, NULL
)))
4066 connection_unlink(c
);
4067 pa_idxset_free(p
->connections
, NULL
, NULL
);
4072 if (pa_socket_server_get_address(p
->server
, t
, sizeof(t
))) {
4074 l
= pa_property_get(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
4075 l
= pa_strlist_remove(l
, t
);
4078 pa_property_replace(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
, l
);
4080 pa_property_remove(p
->core
, PA_NATIVE_SERVER_PROPERTY_NAME
);
4083 pa_socket_server_unref(p
->server
);
4086 if (p
->auth_cookie_in_property
)
4087 pa_authkey_prop_unref(p
->core
, PA_NATIVE_COOKIE_PROPERTY_NAME
);
4090 pa_ip_acl_free(p
->auth_ip_acl
);
4093 pa_xfree(p
->auth_group
);
4098 pa_protocol_native
* pa_protocol_native_new_iochannel(
4104 pa_protocol_native
*p
;
4106 if (!(p
= protocol_new_internal(core
, m
, ma
)))
4109 on_connection(NULL
, io
, p
);