4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 2 of the License,
9 or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
31 #include "protocol-native.h"
32 #include "native-common.h"
35 #include "source-output.h"
36 #include "sink-input.h"
38 #include "tagstruct.h"
39 #include "pdispatch.h"
40 #include "pstream-util.h"
46 #include "subscribe.h"
50 struct pa_protocol_native
;
52 struct record_stream
{
53 struct connection
*connection
;
55 struct pa_source_output
*source_output
;
56 struct pa_memblockq
*memblockq
;
60 struct playback_stream
{
62 struct connection
*connection
;
64 struct pa_sink_input
*sink_input
;
65 struct pa_memblockq
*memblockq
;
66 size_t requested_bytes
;
71 struct upload_stream
{
73 struct connection
*connection
;
75 struct pa_memchunk memchunk
;
78 struct pa_sample_spec sample_spec
;
81 struct output_stream
{
92 struct pa_protocol_native
*protocol
;
93 struct pa_client
*client
;
94 struct pa_pstream
*pstream
;
95 struct pa_pdispatch
*pdispatch
;
96 struct pa_idxset
*record_streams
, *output_streams
;
97 uint32_t rrobin_index
;
98 struct pa_subscription
*subscription
;
101 struct pa_protocol_native
{
102 struct pa_module
*module
;
104 struct pa_core
*core
;
105 struct pa_socket_server
*server
;
106 struct pa_idxset
*connections
;
107 uint8_t auth_cookie
[PA_NATIVE_COOKIE_LENGTH
];
110 static int sink_input_peek_cb(struct pa_sink_input
*i
, struct pa_memchunk
*chunk
);
111 static void sink_input_drop_cb(struct pa_sink_input
*i
, const struct pa_memchunk
*chunk
, size_t length
);
112 static void sink_input_kill_cb(struct pa_sink_input
*i
);
113 static pa_usec_t
sink_input_get_latency_cb(struct pa_sink_input
*i
);
115 static void request_bytes(struct playback_stream
*s
);
117 static void source_output_kill_cb(struct pa_source_output
*o
);
118 static void source_output_push_cb(struct pa_source_output
*o
, const struct pa_memchunk
*chunk
);
120 static void command_exit(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
121 static void command_create_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
122 static void command_drain_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
123 static void command_create_record_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
124 static void command_delete_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
125 static void command_auth(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
126 static void command_set_name(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
127 static void command_lookup(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
128 static void command_stat(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
129 static void command_get_playback_latency(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
130 static void command_create_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
131 static void command_finish_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
132 static void command_play_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
133 static void command_remove_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
134 static void command_get_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
135 static void command_get_info_list(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
136 static void command_get_server_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
137 static void command_subscribe(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
138 static void command_set_volume(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
139 static void command_cork_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
140 static void command_flush_or_trigger_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
141 static void command_set_default_sink_or_source(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
143 static const struct pa_pdispatch_command command_table
[PA_COMMAND_MAX
] = {
144 [PA_COMMAND_ERROR
] = { NULL
},
145 [PA_COMMAND_TIMEOUT
] = { NULL
},
146 [PA_COMMAND_REPLY
] = { NULL
},
147 [PA_COMMAND_CREATE_PLAYBACK_STREAM
] = { command_create_playback_stream
},
148 [PA_COMMAND_DELETE_PLAYBACK_STREAM
] = { command_delete_stream
},
149 [PA_COMMAND_DRAIN_PLAYBACK_STREAM
] = { command_drain_playback_stream
},
150 [PA_COMMAND_CREATE_RECORD_STREAM
] = { command_create_record_stream
},
151 [PA_COMMAND_DELETE_RECORD_STREAM
] = { command_delete_stream
},
152 [PA_COMMAND_AUTH
] = { command_auth
},
153 [PA_COMMAND_REQUEST
] = { NULL
},
154 [PA_COMMAND_EXIT
] = { command_exit
},
155 [PA_COMMAND_SET_NAME
] = { command_set_name
},
156 [PA_COMMAND_LOOKUP_SINK
] = { command_lookup
},
157 [PA_COMMAND_LOOKUP_SOURCE
] = { command_lookup
},
158 [PA_COMMAND_STAT
] = { command_stat
},
159 [PA_COMMAND_GET_PLAYBACK_LATENCY
] = { command_get_playback_latency
},
160 [PA_COMMAND_CREATE_UPLOAD_STREAM
] = { command_create_upload_stream
},
161 [PA_COMMAND_DELETE_UPLOAD_STREAM
] = { command_delete_stream
},
162 [PA_COMMAND_FINISH_UPLOAD_STREAM
] = { command_finish_upload_stream
},
163 [PA_COMMAND_PLAY_SAMPLE
] = { command_play_sample
},
164 [PA_COMMAND_REMOVE_SAMPLE
] = { command_remove_sample
},
165 [PA_COMMAND_GET_SINK_INFO
] = { command_get_info
},
166 [PA_COMMAND_GET_SOURCE_INFO
] = { command_get_info
},
167 [PA_COMMAND_GET_CLIENT_INFO
] = { command_get_info
},
168 [PA_COMMAND_GET_MODULE_INFO
] = { command_get_info
},
169 [PA_COMMAND_GET_SINK_INPUT_INFO
] = { command_get_info
},
170 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO
] = { command_get_info
},
171 [PA_COMMAND_GET_SAMPLE_INFO
] = { command_get_info
},
172 [PA_COMMAND_GET_SINK_INFO_LIST
] = { command_get_info_list
},
173 [PA_COMMAND_GET_SOURCE_INFO_LIST
] = { command_get_info_list
},
174 [PA_COMMAND_GET_MODULE_INFO_LIST
] = { command_get_info_list
},
175 [PA_COMMAND_GET_CLIENT_INFO_LIST
] = { command_get_info_list
},
176 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST
] = { command_get_info_list
},
177 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
] = { command_get_info_list
},
178 [PA_COMMAND_GET_SAMPLE_INFO_LIST
] = { command_get_info_list
},
179 [PA_COMMAND_GET_SERVER_INFO
] = { command_get_server_info
},
180 [PA_COMMAND_SUBSCRIBE
] = { command_subscribe
},
181 [PA_COMMAND_SET_SINK_VOLUME
] = { command_set_volume
},
182 [PA_COMMAND_SET_SINK_INPUT_VOLUME
] = { command_set_volume
},
183 [PA_COMMAND_CORK_PLAYBACK_STREAM
] = { command_cork_playback_stream
},
184 [PA_COMMAND_FLUSH_PLAYBACK_STREAM
] = { command_flush_or_trigger_playback_stream
},
185 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM
] = { command_flush_or_trigger_playback_stream
},
186 [PA_COMMAND_SET_DEFAULT_SINK
] = { command_set_default_sink_or_source
},
187 [PA_COMMAND_SET_DEFAULT_SOURCE
] = { command_set_default_sink_or_source
},
190 /* structure management */
192 static struct upload_stream
* upload_stream_new(struct connection
*c
, const struct pa_sample_spec
*ss
, const char *name
, size_t length
) {
193 struct upload_stream
*s
;
194 assert(c
&& ss
&& name
&& length
);
196 s
= pa_xmalloc(sizeof(struct upload_stream
));
197 s
->type
= UPLOAD_STREAM
;
199 s
->sample_spec
= *ss
;
200 s
->name
= pa_xstrdup(name
);
202 s
->memchunk
.memblock
= NULL
;
203 s
->memchunk
.index
= 0;
204 s
->memchunk
.length
= 0;
208 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
212 static void upload_stream_free(struct upload_stream
*o
) {
213 assert(o
&& o
->connection
);
215 pa_idxset_remove_by_data(o
->connection
->output_streams
, o
, NULL
);
219 if (o
->memchunk
.memblock
)
220 pa_memblock_unref(o
->memchunk
.memblock
);
225 static struct record_stream
* record_stream_new(struct connection
*c
, struct pa_source
*source
, const struct pa_sample_spec
*ss
, const char *name
, size_t maxlength
, size_t fragment_size
) {
226 struct record_stream
*s
;
227 struct pa_source_output
*source_output
;
229 assert(c
&& source
&& ss
&& name
&& maxlength
);
231 if (!(source_output
= pa_source_output_new(source
, name
, ss
)))
234 s
= pa_xmalloc(sizeof(struct record_stream
));
236 s
->source_output
= source_output
;
237 s
->source_output
->push
= source_output_push_cb
;
238 s
->source_output
->kill
= source_output_kill_cb
;
239 s
->source_output
->userdata
= s
;
240 s
->source_output
->owner
= c
->protocol
->module
;
241 s
->source_output
->client
= c
->client
;
243 s
->memblockq
= pa_memblockq_new(maxlength
, 0, base
= pa_frame_size(ss
), 0, 0, c
->protocol
->core
->memblock_stat
);
244 assert(s
->memblockq
);
246 s
->fragment_size
= (fragment_size
/base
)*base
;
247 if (!s
->fragment_size
)
248 s
->fragment_size
= base
;
250 pa_idxset_put(c
->record_streams
, s
, &s
->index
);
254 static void record_stream_free(struct record_stream
* r
) {
255 assert(r
&& r
->connection
);
257 pa_idxset_remove_by_data(r
->connection
->record_streams
, r
, NULL
);
258 pa_source_output_free(r
->source_output
);
259 pa_memblockq_free(r
->memblockq
);
263 static struct playback_stream
* playback_stream_new(struct connection
*c
, struct pa_sink
*sink
, const struct pa_sample_spec
*ss
, const char *name
,
268 struct playback_stream
*s
;
269 struct pa_sink_input
*sink_input
;
270 assert(c
&& sink
&& ss
&& name
&& maxlength
);
272 if (!(sink_input
= pa_sink_input_new(sink
, name
, ss
)))
275 s
= pa_xmalloc(sizeof(struct playback_stream
));
276 s
->type
= PLAYBACK_STREAM
;
278 s
->sink_input
= sink_input
;
280 s
->sink_input
->peek
= sink_input_peek_cb
;
281 s
->sink_input
->drop
= sink_input_drop_cb
;
282 s
->sink_input
->kill
= sink_input_kill_cb
;
283 s
->sink_input
->get_latency
= sink_input_get_latency_cb
;
284 s
->sink_input
->userdata
= s
;
285 s
->sink_input
->owner
= c
->protocol
->module
;
286 s
->sink_input
->client
= c
->client
;
288 s
->memblockq
= pa_memblockq_new(maxlength
, tlength
, pa_frame_size(ss
), prebuf
, minreq
, c
->protocol
->core
->memblock_stat
);
289 assert(s
->memblockq
);
291 s
->requested_bytes
= 0;
292 s
->drain_request
= 0;
294 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
298 static void playback_stream_free(struct playback_stream
* p
) {
299 assert(p
&& p
->connection
);
301 if (p
->drain_request
)
302 pa_pstream_send_error(p
->connection
->pstream
, p
->drain_tag
, PA_ERROR_NOENTITY
);
304 pa_idxset_remove_by_data(p
->connection
->output_streams
, p
, NULL
);
305 pa_sink_input_free(p
->sink_input
);
306 pa_memblockq_free(p
->memblockq
);
310 static void connection_free(struct connection
*c
) {
311 struct record_stream
*r
;
312 struct output_stream
*o
;
313 assert(c
&& c
->protocol
);
315 pa_idxset_remove_by_data(c
->protocol
->connections
, c
, NULL
);
316 while ((r
= pa_idxset_first(c
->record_streams
, NULL
)))
317 record_stream_free(r
);
318 pa_idxset_free(c
->record_streams
, NULL
, NULL
);
320 while ((o
= pa_idxset_first(c
->output_streams
, NULL
)))
321 if (o
->type
== PLAYBACK_STREAM
)
322 playback_stream_free((struct playback_stream
*) o
);
324 upload_stream_free((struct upload_stream
*) o
);
325 pa_idxset_free(c
->output_streams
, NULL
, NULL
);
327 pa_pdispatch_unref(c
->pdispatch
);
328 pa_pstream_close(c
->pstream
);
329 pa_pstream_unref(c
->pstream
);
330 pa_client_free(c
->client
);
333 pa_subscription_free(c
->subscription
);
338 static void request_bytes(struct playback_stream
*s
) {
339 struct pa_tagstruct
*t
;
343 if (!(l
= pa_memblockq_missing(s
->memblockq
)))
346 if (l
<= s
->requested_bytes
)
349 l
-= s
->requested_bytes
;
351 if (l
< pa_memblockq_get_minreq(s
->memblockq
))
354 s
->requested_bytes
+= l
;
356 t
= pa_tagstruct_new(NULL
, 0);
358 pa_tagstruct_putu32(t
, PA_COMMAND_REQUEST
);
359 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
360 pa_tagstruct_putu32(t
, s
->index
);
361 pa_tagstruct_putu32(t
, l
);
362 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
364 /* pa_log(__FILE__": Requesting %u bytes\n", l); */
367 static void send_memblock(struct connection
*c
) {
369 struct record_stream
*r
;
371 start
= PA_IDXSET_INVALID
;
373 struct pa_memchunk chunk
;
375 if (!(r
= pa_idxset_rrobin(c
->record_streams
, &c
->rrobin_index
)))
378 if (start
== PA_IDXSET_INVALID
)
379 start
= c
->rrobin_index
;
380 else if (start
== c
->rrobin_index
)
383 if (pa_memblockq_peek(r
->memblockq
, &chunk
) >= 0) {
384 struct pa_memchunk schunk
= chunk
;
386 if (schunk
.length
> r
->fragment_size
)
387 schunk
.length
= r
->fragment_size
;
389 pa_pstream_send_memblock(c
->pstream
, r
->index
, 0, &schunk
);
390 pa_memblockq_drop(r
->memblockq
, &chunk
, schunk
.length
);
391 pa_memblock_unref(schunk
.memblock
);
398 static void send_playback_stream_killed(struct playback_stream
*p
) {
399 struct pa_tagstruct
*t
;
402 t
= pa_tagstruct_new(NULL
, 0);
404 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_KILLED
);
405 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
406 pa_tagstruct_putu32(t
, p
->index
);
407 pa_pstream_send_tagstruct(p
->connection
->pstream
, t
);
410 static void send_record_stream_killed(struct record_stream
*r
) {
411 struct pa_tagstruct
*t
;
414 t
= pa_tagstruct_new(NULL
, 0);
416 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_KILLED
);
417 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
418 pa_tagstruct_putu32(t
, r
->index
);
419 pa_pstream_send_tagstruct(r
->connection
->pstream
, t
);
423 /*** sinkinput callbacks ***/
425 static int sink_input_peek_cb(struct pa_sink_input
*i
, struct pa_memchunk
*chunk
) {
426 struct playback_stream
*s
;
427 assert(i
&& i
->userdata
&& chunk
);
430 if (pa_memblockq_peek(s
->memblockq
, chunk
) < 0)
436 static void sink_input_drop_cb(struct pa_sink_input
*i
, const struct pa_memchunk
*chunk
, size_t length
) {
437 struct playback_stream
*s
;
438 assert(i
&& i
->userdata
&& length
);
441 pa_memblockq_drop(s
->memblockq
, chunk
, length
);
444 if (s
->drain_request
&& !pa_memblockq_is_readable(s
->memblockq
)) {
445 pa_pstream_send_simple_ack(s
->connection
->pstream
, s
->drain_tag
);
446 s
->drain_request
= 0;
449 /*pa_log(__FILE__": after_drop: %u\n", pa_memblockq_get_length(s->memblockq));*/
452 static void sink_input_kill_cb(struct pa_sink_input
*i
) {
453 assert(i
&& i
->userdata
);
454 send_playback_stream_killed((struct playback_stream
*) i
->userdata
);
455 playback_stream_free((struct playback_stream
*) i
->userdata
);
458 static pa_usec_t
sink_input_get_latency_cb(struct pa_sink_input
*i
) {
459 struct playback_stream
*s
;
460 assert(i
&& i
->userdata
);
463 /*pa_log(__FILE__": get_latency: %u\n", pa_memblockq_get_length(s->memblockq));*/
465 return pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &s
->sink_input
->sample_spec
);
468 /*** source_output callbacks ***/
470 static void source_output_push_cb(struct pa_source_output
*o
, const struct pa_memchunk
*chunk
) {
471 struct record_stream
*s
;
472 assert(o
&& o
->userdata
&& chunk
);
475 pa_memblockq_push_align(s
->memblockq
, chunk
, 0);
476 if (!pa_pstream_is_pending(s
->connection
->pstream
))
477 send_memblock(s
->connection
);
480 static void source_output_kill_cb(struct pa_source_output
*o
) {
481 assert(o
&& o
->userdata
);
482 send_record_stream_killed((struct record_stream
*) o
->userdata
);
483 record_stream_free((struct record_stream
*) o
->userdata
);
486 /*** pdispatch callbacks ***/
488 static void protocol_error(struct connection
*c
) {
489 pa_log(__FILE__
": protocol error, kicking client\n");
493 static void command_create_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
494 struct connection
*c
= userdata
;
495 struct playback_stream
*s
;
496 size_t maxlength
, tlength
, prebuf
, minreq
;
498 const char *name
, *sink_name
;
499 struct pa_sample_spec ss
;
500 struct pa_tagstruct
*reply
;
501 struct pa_sink
*sink
;
502 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
504 if (pa_tagstruct_gets(t
, &name
) < 0 ||
505 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
506 pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
507 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
508 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
509 pa_tagstruct_getu32(t
, &tlength
) < 0 ||
510 pa_tagstruct_getu32(t
, &prebuf
) < 0 ||
511 pa_tagstruct_getu32(t
, &minreq
) < 0 ||
512 !pa_tagstruct_eof(t
)) {
517 if (!c
->authorized
) {
518 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
522 if (sink_index
!= (uint32_t) -1)
523 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
525 sink
= pa_namereg_get(c
->protocol
->core
, *sink_name
? sink_name
: NULL
, PA_NAMEREG_SINK
, 1);
528 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
532 if (!(s
= playback_stream_new(c
, sink
, &ss
, name
, maxlength
, tlength
, prebuf
, minreq
))) {
533 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
537 reply
= pa_tagstruct_new(NULL
, 0);
539 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
540 pa_tagstruct_putu32(reply
, tag
);
541 pa_tagstruct_putu32(reply
, s
->index
);
542 assert(s
->sink_input
);
543 pa_tagstruct_putu32(reply
, s
->sink_input
->index
);
544 pa_tagstruct_putu32(reply
, s
->requested_bytes
= pa_memblockq_missing(s
->memblockq
));
545 pa_pstream_send_tagstruct(c
->pstream
, reply
);
549 static void command_delete_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
550 struct connection
*c
= userdata
;
554 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
555 !pa_tagstruct_eof(t
)) {
560 if (!c
->authorized
) {
561 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
565 if (command
== PA_COMMAND_DELETE_PLAYBACK_STREAM
) {
566 struct playback_stream
*s
;
567 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= PLAYBACK_STREAM
)) {
568 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
572 playback_stream_free(s
);
573 } else if (command
== PA_COMMAND_DELETE_RECORD_STREAM
) {
574 struct record_stream
*s
;
575 if (!(s
= pa_idxset_get_by_index(c
->record_streams
, channel
))) {
576 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
580 record_stream_free(s
);
582 struct upload_stream
*s
;
583 assert(command
== PA_COMMAND_DELETE_UPLOAD_STREAM
);
584 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= UPLOAD_STREAM
)) {
585 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
589 upload_stream_free(s
);
592 pa_pstream_send_simple_ack(c
->pstream
, tag
);
595 static void command_create_record_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
596 struct connection
*c
= userdata
;
597 struct record_stream
*s
;
598 size_t maxlength
, fragment_size
;
599 uint32_t source_index
;
600 const char *name
, *source_name
;
601 struct pa_sample_spec ss
;
602 struct pa_tagstruct
*reply
;
603 struct pa_source
*source
;
604 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
606 if (pa_tagstruct_gets(t
, &name
) < 0 ||
607 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
608 pa_tagstruct_getu32(t
, &source_index
) < 0 ||
609 pa_tagstruct_gets(t
, &source_name
) < 0 ||
610 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
611 pa_tagstruct_getu32(t
, &fragment_size
) < 0 ||
612 !pa_tagstruct_eof(t
)) {
617 if (!c
->authorized
) {
618 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
622 if (source_index
!= (uint32_t) -1)
623 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, source_index
);
625 source
= pa_namereg_get(c
->protocol
->core
, *source_name
? source_name
: NULL
, PA_NAMEREG_SOURCE
, 1);
628 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
632 if (!(s
= record_stream_new(c
, source
, &ss
, name
, maxlength
, fragment_size
))) {
633 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
637 reply
= pa_tagstruct_new(NULL
, 0);
639 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
640 pa_tagstruct_putu32(reply
, tag
);
641 pa_tagstruct_putu32(reply
, s
->index
);
642 assert(s
->source_output
);
643 pa_tagstruct_putu32(reply
, s
->source_output
->index
);
644 pa_pstream_send_tagstruct(c
->pstream
, reply
);
647 static void command_exit(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
648 struct connection
*c
= userdata
;
651 if (!pa_tagstruct_eof(t
)) {
656 if (!c
->authorized
) {
657 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
661 assert(c
->protocol
&& c
->protocol
->core
&& c
->protocol
->core
->mainloop
);
662 c
->protocol
->core
->mainloop
->quit(c
->protocol
->core
->mainloop
, 0);
663 pa_pstream_send_simple_ack(c
->pstream
, tag
); /* nonsense */
667 static void command_auth(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
668 struct connection
*c
= userdata
;
672 if (pa_tagstruct_get_arbitrary(t
, &cookie
, PA_NATIVE_COOKIE_LENGTH
) < 0 ||
673 !pa_tagstruct_eof(t
)) {
678 if (memcmp(c
->protocol
->auth_cookie
, cookie
, PA_NATIVE_COOKIE_LENGTH
) != 0) {
679 pa_log(__FILE__
": Denied access to client with invalid authorization key.\n");
680 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
685 pa_pstream_send_simple_ack(c
->pstream
, tag
);
689 static void command_set_name(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
690 struct connection
*c
= userdata
;
694 if (pa_tagstruct_gets(t
, &name
) < 0 ||
695 !pa_tagstruct_eof(t
)) {
700 pa_client_rename(c
->client
, name
);
701 pa_pstream_send_simple_ack(c
->pstream
, tag
);
705 static void command_lookup(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
706 struct connection
*c
= userdata
;
708 uint32_t index
= PA_IDXSET_INVALID
;
711 if (pa_tagstruct_gets(t
, &name
) < 0 ||
712 !pa_tagstruct_eof(t
)) {
717 if (!c
->authorized
) {
718 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
722 if (command
== PA_COMMAND_LOOKUP_SINK
) {
723 struct pa_sink
*sink
;
724 if ((sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1)))
727 struct pa_source
*source
;
728 assert(command
== PA_COMMAND_LOOKUP_SOURCE
);
729 if ((source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1)))
730 index
= source
->index
;
733 if (index
== PA_IDXSET_INVALID
)
734 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
736 struct pa_tagstruct
*reply
;
737 reply
= pa_tagstruct_new(NULL
, 0);
739 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
740 pa_tagstruct_putu32(reply
, tag
);
741 pa_tagstruct_putu32(reply
, index
);
742 pa_pstream_send_tagstruct(c
->pstream
, reply
);
746 static void command_drain_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
747 struct connection
*c
= userdata
;
749 struct playback_stream
*s
;
752 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
753 !pa_tagstruct_eof(t
)) {
758 if (!c
->authorized
) {
759 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
763 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
764 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
768 s
->drain_request
= 0;
770 pa_memblockq_prebuf_disable(s
->memblockq
);
772 if (!pa_memblockq_is_readable(s
->memblockq
)) {
773 pa_pstream_send_simple_ack(c
->pstream
, tag
);
775 s
->drain_request
= 1;
778 pa_sink_notify(s
->sink_input
->sink
);
782 static void command_stat(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
783 struct connection
*c
= userdata
;
784 struct pa_tagstruct
*reply
;
787 if (!pa_tagstruct_eof(t
)) {
792 if (!c
->authorized
) {
793 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
797 reply
= pa_tagstruct_new(NULL
, 0);
799 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
800 pa_tagstruct_putu32(reply
, tag
);
801 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->total
);
802 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->total_size
);
803 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->allocated
);
804 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->allocated_size
);
805 pa_tagstruct_putu32(reply
, pa_scache_total_size(c
->protocol
->core
));
806 pa_pstream_send_tagstruct(c
->pstream
, reply
);
809 static void command_get_playback_latency(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
810 struct connection
*c
= userdata
;
811 struct pa_tagstruct
*reply
;
812 struct playback_stream
*s
;
813 struct timeval tv
, now
;
817 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
818 pa_tagstruct_get_timeval(t
, &tv
) < 0 ||
819 !pa_tagstruct_eof(t
)) {
824 if (!c
->authorized
) {
825 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
829 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
830 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
834 reply
= pa_tagstruct_new(NULL
, 0);
836 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
837 pa_tagstruct_putu32(reply
, tag
);
838 pa_tagstruct_put_usec(reply
, pa_sink_input_get_latency(s
->sink_input
));
839 pa_tagstruct_put_usec(reply
, pa_sink_get_latency(s
->sink_input
->sink
));
840 pa_tagstruct_put_boolean(reply
, pa_memblockq_is_readable(s
->memblockq
));
841 pa_tagstruct_putu32(reply
, pa_memblockq_get_length(s
->memblockq
));
842 pa_tagstruct_put_timeval(reply
, &tv
);
843 gettimeofday(&now
, NULL
);
844 pa_tagstruct_put_timeval(reply
, &now
);
845 pa_pstream_send_tagstruct(c
->pstream
, reply
);
848 static void command_create_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
849 struct connection
*c
= userdata
;
850 struct upload_stream
*s
;
853 struct pa_sample_spec ss
;
854 struct pa_tagstruct
*reply
;
855 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
857 if (pa_tagstruct_gets(t
, &name
) < 0 ||
858 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
859 pa_tagstruct_getu32(t
, &length
) < 0 ||
860 !pa_tagstruct_eof(t
)) {
865 if (!c
->authorized
) {
866 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
870 if ((length
% pa_frame_size(&ss
)) != 0 || length
<= 0 || !*name
) {
871 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
875 if (!(s
= upload_stream_new(c
, &ss
, name
, length
))) {
876 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
880 reply
= pa_tagstruct_new(NULL
, 0);
882 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
883 pa_tagstruct_putu32(reply
, tag
);
884 pa_tagstruct_putu32(reply
, s
->index
);
885 pa_pstream_send_tagstruct(c
->pstream
, reply
);
887 reply
= pa_tagstruct_new(NULL
, 0);
889 pa_tagstruct_putu32(reply
, PA_COMMAND_REQUEST
);
890 pa_tagstruct_putu32(reply
, (uint32_t) -1); /* tag */
891 pa_tagstruct_putu32(reply
, s
->index
);
892 pa_tagstruct_putu32(reply
, length
);
893 pa_pstream_send_tagstruct(c
->pstream
, reply
);
896 static void command_finish_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
897 struct connection
*c
= userdata
;
899 struct upload_stream
*s
;
903 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
904 !pa_tagstruct_eof(t
)) {
909 if (!c
->authorized
) {
910 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
914 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= UPLOAD_STREAM
)) {
915 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
919 pa_scache_add_item(c
->protocol
->core
, s
->name
, &s
->sample_spec
, &s
->memchunk
, &index
);
920 pa_pstream_send_simple_ack(c
->pstream
, tag
);
921 upload_stream_free(s
);
924 static void command_play_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
925 struct connection
*c
= userdata
;
926 uint32_t sink_index
, volume
;
927 struct pa_sink
*sink
;
928 const char *name
, *sink_name
;
931 if (pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
932 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
933 pa_tagstruct_getu32(t
, &volume
) < 0 ||
934 pa_tagstruct_gets(t
, &name
) < 0 ||
935 !pa_tagstruct_eof(t
)) {
940 if (!c
->authorized
) {
941 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
945 if (sink_index
!= (uint32_t) -1)
946 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
948 sink
= pa_namereg_get(c
->protocol
->core
, *sink_name
? sink_name
: NULL
, PA_NAMEREG_SINK
, 1);
951 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
955 if (pa_scache_play_item(c
->protocol
->core
, name
, sink
, volume
) < 0) {
956 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
960 pa_pstream_send_simple_ack(c
->pstream
, tag
);
963 static void command_remove_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
964 struct connection
*c
= userdata
;
968 if (pa_tagstruct_gets(t
, &name
) < 0 ||
969 !pa_tagstruct_eof(t
)) {
974 if (!c
->authorized
) {
975 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
979 if (pa_scache_remove_item(c
->protocol
->core
, name
) < 0) {
980 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
984 pa_pstream_send_simple_ack(c
->pstream
, tag
);
987 static void sink_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_sink
*sink
) {
989 pa_tagstruct_putu32(t
, sink
->index
);
990 pa_tagstruct_puts(t
, sink
->name
);
991 pa_tagstruct_puts(t
, sink
->description
? sink
->description
: "");
992 pa_tagstruct_put_sample_spec(t
, &sink
->sample_spec
);
993 pa_tagstruct_putu32(t
, sink
->owner
? sink
->owner
->index
: (uint32_t) -1);
994 pa_tagstruct_putu32(t
, sink
->volume
);
995 pa_tagstruct_putu32(t
, sink
->monitor_source
->index
);
996 pa_tagstruct_puts(t
, sink
->monitor_source
->name
);
997 pa_tagstruct_put_usec(t
, pa_sink_get_latency(sink
));
1000 static void source_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_source
*source
) {
1001 assert(t
&& source
);
1002 pa_tagstruct_putu32(t
, source
->index
);
1003 pa_tagstruct_puts(t
, source
->name
);
1004 pa_tagstruct_puts(t
, source
->description
? source
->description
: "");
1005 pa_tagstruct_put_sample_spec(t
, &source
->sample_spec
);
1006 pa_tagstruct_putu32(t
, source
->owner
? source
->owner
->index
: (uint32_t) -1);
1007 pa_tagstruct_putu32(t
, source
->monitor_of
? source
->monitor_of
->index
: (uint32_t) -1);
1008 pa_tagstruct_puts(t
, source
->monitor_of
? source
->monitor_of
->name
: "");
1011 static void client_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_client
*client
) {
1012 assert(t
&& client
);
1013 pa_tagstruct_putu32(t
, client
->index
);
1014 pa_tagstruct_puts(t
, client
->name
);
1015 pa_tagstruct_puts(t
, client
->protocol_name
);
1016 pa_tagstruct_putu32(t
, client
->owner
? client
->owner
->index
: (uint32_t) -1);
1019 static void module_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_module
*module
) {
1020 assert(t
&& module
);
1021 pa_tagstruct_putu32(t
, module
->index
);
1022 pa_tagstruct_puts(t
, module
->name
);
1023 pa_tagstruct_puts(t
, module
->argument
? module
->argument
: "");
1024 pa_tagstruct_putu32(t
, module
->n_used
);
1025 pa_tagstruct_put_boolean(t
, module
->auto_unload
);
1028 static void sink_input_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_sink_input
*s
) {
1030 pa_tagstruct_putu32(t
, s
->index
);
1031 pa_tagstruct_puts(t
, s
->name
? s
->name
: "");
1032 pa_tagstruct_putu32(t
, s
->owner
? s
->owner
->index
: (uint32_t) -1);
1033 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: (uint32_t) -1);
1034 pa_tagstruct_putu32(t
, s
->sink
->index
);
1035 pa_tagstruct_put_sample_spec(t
, &s
->sample_spec
);
1036 pa_tagstruct_putu32(t
, s
->volume
);
1037 pa_tagstruct_put_usec(t
, pa_sink_input_get_latency(s
));
1038 pa_tagstruct_put_usec(t
, pa_sink_get_latency(s
->sink
));
1041 static void source_output_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_source_output
*s
) {
1043 pa_tagstruct_putu32(t
, s
->index
);
1044 pa_tagstruct_puts(t
, s
->name
? s
->name
: "");
1045 pa_tagstruct_putu32(t
, s
->owner
? s
->owner
->index
: (uint32_t) -1);
1046 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: (uint32_t) -1);
1047 pa_tagstruct_putu32(t
, s
->source
->index
);
1048 pa_tagstruct_put_sample_spec(t
, &s
->sample_spec
);
1051 static void scache_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_scache_entry
*e
) {
1053 pa_tagstruct_putu32(t
, e
->index
);
1054 pa_tagstruct_puts(t
, e
->name
);
1055 pa_tagstruct_putu32(t
, e
->volume
);
1056 pa_tagstruct_put_usec(t
, pa_bytes_to_usec(e
->memchunk
.length
, &e
->sample_spec
));
1057 pa_tagstruct_put_sample_spec(t
, &e
->sample_spec
);
1058 pa_tagstruct_putu32(t
, e
->memchunk
.length
);
1061 static void command_get_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1062 struct connection
*c
= userdata
;
1064 struct pa_sink
*sink
= NULL
;
1065 struct pa_source
*source
= NULL
;
1066 struct pa_client
*client
= NULL
;
1067 struct pa_module
*module
= NULL
;
1068 struct pa_sink_input
*si
= NULL
;
1069 struct pa_source_output
*so
= NULL
;
1070 struct pa_scache_entry
*sce
= NULL
;
1072 struct pa_tagstruct
*reply
;
1076 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1077 (command
!= PA_COMMAND_GET_CLIENT_INFO
&&
1078 command
!= PA_COMMAND_GET_MODULE_INFO
&&
1079 command
!= PA_COMMAND_GET_SINK_INPUT_INFO
&&
1080 command
!= PA_COMMAND_GET_SOURCE_OUTPUT_INFO
&&
1081 pa_tagstruct_gets(t
, &name
) < 0) ||
1082 !pa_tagstruct_eof(t
)) {
1087 if (!c
->authorized
) {
1088 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1092 if (command
== PA_COMMAND_GET_SINK_INFO
) {
1093 if (index
!= (uint32_t) -1)
1094 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, index
);
1096 sink
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SINK
, 1);
1097 } else if (command
== PA_COMMAND_GET_SOURCE_INFO
) {
1098 if (index
!= (uint32_t) -1)
1099 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, index
);
1101 source
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SOURCE
, 1);
1102 } else if (command
== PA_COMMAND_GET_CLIENT_INFO
)
1103 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, index
);
1104 else if (command
== PA_COMMAND_GET_MODULE_INFO
)
1105 module
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, index
);
1106 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO
)
1107 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, index
);
1108 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO
)
1109 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, index
);
1111 assert(command
== PA_COMMAND_GET_SAMPLE_INFO
&& name
);
1112 if (index
!= (uint32_t) -1)
1113 sce
= pa_idxset_get_by_index(c
->protocol
->core
->scache
, index
);
1115 sce
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SAMPLE
, 0);
1118 if (!sink
&& !source
&& !client
&& !module
&& !si
&& !so
&& !sce
) {
1119 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1123 reply
= pa_tagstruct_new(NULL
, 0);
1125 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1126 pa_tagstruct_putu32(reply
, tag
);
1128 sink_fill_tagstruct(reply
, sink
);
1130 source_fill_tagstruct(reply
, source
);
1132 client_fill_tagstruct(reply
, client
);
1134 module_fill_tagstruct(reply
, module
);
1136 sink_input_fill_tagstruct(reply
, si
);
1138 source_output_fill_tagstruct(reply
, so
);
1140 scache_fill_tagstruct(reply
, sce
);
1141 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1144 static void command_get_info_list(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1145 struct connection
*c
= userdata
;
1146 struct pa_idxset
*i
;
1149 struct pa_tagstruct
*reply
;
1152 if (!pa_tagstruct_eof(t
)) {
1157 if (!c
->authorized
) {
1158 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1162 reply
= pa_tagstruct_new(NULL
, 0);
1164 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1165 pa_tagstruct_putu32(reply
, tag
);
1167 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
1168 i
= c
->protocol
->core
->sinks
;
1169 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
1170 i
= c
->protocol
->core
->sources
;
1171 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
1172 i
= c
->protocol
->core
->clients
;
1173 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
1174 i
= c
->protocol
->core
->modules
;
1175 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
1176 i
= c
->protocol
->core
->sink_inputs
;
1177 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
1178 i
= c
->protocol
->core
->source_outputs
;
1180 assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
1181 i
= c
->protocol
->core
->scache
;
1185 for (p
= pa_idxset_first(i
, &index
); p
; p
= pa_idxset_next(i
, &index
)) {
1186 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
1187 sink_fill_tagstruct(reply
, p
);
1188 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
1189 source_fill_tagstruct(reply
, p
);
1190 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
1191 client_fill_tagstruct(reply
, p
);
1192 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
1193 module_fill_tagstruct(reply
, p
);
1194 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
1195 sink_input_fill_tagstruct(reply
, p
);
1196 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
1197 source_output_fill_tagstruct(reply
, p
);
1199 assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
1200 scache_fill_tagstruct(reply
, p
);
1205 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1208 static void command_get_server_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1209 struct connection
*c
= userdata
;
1210 struct pa_tagstruct
*reply
;
1215 if (!pa_tagstruct_eof(t
)) {
1220 if (!c
->authorized
) {
1221 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1225 reply
= pa_tagstruct_new(NULL
, 0);
1227 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1228 pa_tagstruct_putu32(reply
, tag
);
1229 pa_tagstruct_puts(reply
, PACKAGE_NAME
);
1230 pa_tagstruct_puts(reply
, PACKAGE_VERSION
);
1231 pa_tagstruct_puts(reply
, pa_get_user_name(txt
, sizeof(txt
)));
1232 pa_tagstruct_puts(reply
, pa_get_host_name(txt
, sizeof(txt
)));
1233 pa_tagstruct_put_sample_spec(reply
, &c
->protocol
->core
->default_sample_spec
);
1235 n
= pa_namereg_get_default_sink_name(c
->protocol
->core
);
1236 pa_tagstruct_puts(reply
, n
? n
: "");
1237 n
= pa_namereg_get_default_source_name(c
->protocol
->core
);
1238 pa_tagstruct_puts(reply
, n
? n
: "");
1239 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1242 static void subscription_cb(struct pa_core
*core
, enum pa_subscription_event_type e
, uint32_t index
, void *userdata
) {
1243 struct pa_tagstruct
*t
;
1244 struct connection
*c
= userdata
;
1247 t
= pa_tagstruct_new(NULL
, 0);
1249 pa_tagstruct_putu32(t
, PA_COMMAND_SUBSCRIBE_EVENT
);
1250 pa_tagstruct_putu32(t
, (uint32_t) -1);
1251 pa_tagstruct_putu32(t
, e
);
1252 pa_tagstruct_putu32(t
, index
);
1253 pa_pstream_send_tagstruct(c
->pstream
, t
);
1256 static void command_subscribe(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1257 struct connection
*c
= userdata
;
1258 enum pa_subscription_mask m
;
1261 if (pa_tagstruct_getu32(t
, &m
) < 0 ||
1262 !pa_tagstruct_eof(t
)) {
1267 if (!c
->authorized
) {
1268 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1272 if (c
->subscription
)
1273 pa_subscription_free(c
->subscription
);
1276 c
->subscription
= pa_subscription_new(c
->protocol
->core
, m
, subscription_cb
, c
);
1277 assert(c
->subscription
);
1279 c
->subscription
= NULL
;
1281 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1284 static void command_set_volume(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1285 struct connection
*c
= userdata
;
1286 uint32_t index
, volume
;
1287 struct pa_sink
*sink
= NULL
;
1288 struct pa_sink_input
*si
= NULL
;
1289 const char *name
= NULL
;
1292 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1293 (command
== PA_COMMAND_SET_SINK_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
1294 pa_tagstruct_getu32(t
, &volume
) ||
1295 !pa_tagstruct_eof(t
)) {
1300 if (!c
->authorized
) {
1301 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1305 if (command
== PA_COMMAND_SET_SINK_VOLUME
) {
1306 if (index
!= (uint32_t) -1)
1307 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, index
);
1309 sink
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SINK
, 1);
1311 assert(command
== PA_COMMAND_SET_SINK_INPUT_VOLUME
);
1312 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, index
);
1316 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1321 pa_sink_set_volume(sink
, volume
);
1323 pa_sink_input_set_volume(si
, volume
);
1325 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1328 static void command_cork_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1329 struct connection
*c
= userdata
;
1332 struct playback_stream
*s
;
1335 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1336 pa_tagstruct_getu32(t
, &b
) < 0 ||
1337 !pa_tagstruct_eof(t
)) {
1342 if (!c
->authorized
) {
1343 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1347 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
1348 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1352 pa_sink_input_cork(s
->sink_input
, b
);
1353 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1356 static void command_flush_or_trigger_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1357 struct connection
*c
= userdata
;
1359 struct playback_stream
*s
;
1362 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1363 !pa_tagstruct_eof(t
)) {
1368 if (!c
->authorized
) {
1369 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1373 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
1374 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1378 if (command
== PA_COMMAND_TRIGGER_PLAYBACK_STREAM
)
1379 pa_memblockq_prebuf_disable(s
->memblockq
);
1381 assert(command
== PA_COMMAND_FLUSH_PLAYBACK_STREAM
);
1382 pa_memblockq_flush(s
->memblockq
);
1383 /*pa_log(__FILE__": flush: %u\n", pa_memblockq_get_length(s->memblockq));*/
1386 pa_sink_notify(s
->sink_input
->sink
);
1387 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1391 static void command_set_default_sink_or_source(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1392 struct connection
*c
= userdata
;
1397 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1398 pa_tagstruct_gets(t
, &s
) < 0 ||
1399 !pa_tagstruct_eof(t
)) {
1404 if (!c
->authorized
) {
1405 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1409 pa_namereg_set_default(c
->protocol
->core
, s
, command
== PA_COMMAND_SET_DEFAULT_SOURCE
? PA_NAMEREG_SOURCE
: PA_NAMEREG_SINK
);
1410 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1413 /*** pstream callbacks ***/
1415 static void pstream_packet_callback(struct pa_pstream
*p
, struct pa_packet
*packet
, void *userdata
) {
1416 struct connection
*c
= userdata
;
1417 assert(p
&& packet
&& packet
->data
&& c
);
1419 if (pa_pdispatch_run(c
->pdispatch
, packet
, c
) < 0) {
1420 pa_log(__FILE__
": invalid packet.\n");
1425 static void pstream_memblock_callback(struct pa_pstream
*p
, uint32_t channel
, uint32_t delta
, const struct pa_memchunk
*chunk
, void *userdata
) {
1426 struct connection
*c
= userdata
;
1427 struct output_stream
*stream
;
1428 assert(p
&& chunk
&& userdata
);
1430 if (!(stream
= pa_idxset_get_by_index(c
->output_streams
, channel
))) {
1431 pa_log(__FILE__
": client sent block for invalid stream.\n");
1436 if (stream
->type
== PLAYBACK_STREAM
) {
1437 struct playback_stream
*p
= (struct playback_stream
*) stream
;
1438 if (chunk
->length
>= p
->requested_bytes
)
1439 p
->requested_bytes
= 0;
1441 p
->requested_bytes
-= chunk
->length
;
1443 pa_memblockq_push_align(p
->memblockq
, chunk
, delta
);
1444 assert(p
->sink_input
);
1445 /*pa_log(__FILE__": after_recv: %u\n", pa_memblockq_get_length(p->memblockq));*/
1447 pa_sink_notify(p
->sink_input
->sink
);
1448 /* pa_log(__FILE__": Recieved %u bytes.\n", chunk->length); */
1451 struct upload_stream
*u
= (struct upload_stream
*) stream
;
1453 assert(u
->type
== UPLOAD_STREAM
);
1455 if (!u
->memchunk
.memblock
) {
1456 if (u
->length
== chunk
->length
) {
1457 u
->memchunk
= *chunk
;
1458 pa_memblock_ref(u
->memchunk
.memblock
);
1461 u
->memchunk
.memblock
= pa_memblock_new(u
->length
, c
->protocol
->core
->memblock_stat
);
1462 u
->memchunk
.index
= u
->memchunk
.length
= 0;
1466 assert(u
->memchunk
.memblock
);
1469 if (l
> chunk
->length
)
1473 memcpy((uint8_t*) u
->memchunk
.memblock
->data
+ u
->memchunk
.index
+ u
->memchunk
.length
,
1474 (uint8_t*) chunk
->memblock
->data
+chunk
->index
, l
);
1475 u
->memchunk
.length
+= l
;
1481 static void pstream_die_callback(struct pa_pstream
*p
, void *userdata
) {
1482 struct connection
*c
= userdata
;
1486 /* pa_log(__FILE__": connection died.\n");*/
1490 static void pstream_drain_callback(struct pa_pstream
*p
, void *userdata
) {
1491 struct connection
*c
= userdata
;
1497 /*** client callbacks ***/
1499 static void client_kill_cb(struct pa_client
*c
) {
1500 assert(c
&& c
->userdata
);
1501 connection_free(c
->userdata
);
1504 /*** socket server callbacks ***/
1506 static void on_connection(struct pa_socket_server
*s
, struct pa_iochannel
*io
, void *userdata
) {
1507 struct pa_protocol_native
*p
= userdata
;
1508 struct connection
*c
;
1511 c
= pa_xmalloc(sizeof(struct connection
));
1512 c
->authorized
= p
->public;
1515 c
->client
= pa_client_new(p
->core
, "NATIVE", "Client");
1517 c
->client
->kill
= client_kill_cb
;
1518 c
->client
->userdata
= c
;
1519 c
->client
->owner
= p
->module
;
1521 c
->pstream
= pa_pstream_new(p
->core
->mainloop
, io
, p
->core
->memblock_stat
);
1524 pa_pstream_set_recieve_packet_callback(c
->pstream
, pstream_packet_callback
, c
);
1525 pa_pstream_set_recieve_memblock_callback(c
->pstream
, pstream_memblock_callback
, c
);
1526 pa_pstream_set_die_callback(c
->pstream
, pstream_die_callback
, c
);
1527 pa_pstream_set_drain_callback(c
->pstream
, pstream_drain_callback
, c
);
1529 c
->pdispatch
= pa_pdispatch_new(p
->core
->mainloop
, command_table
, PA_COMMAND_MAX
);
1530 assert(c
->pdispatch
);
1532 c
->record_streams
= pa_idxset_new(NULL
, NULL
);
1533 c
->output_streams
= pa_idxset_new(NULL
, NULL
);
1534 assert(c
->record_streams
&& c
->output_streams
);
1536 c
->rrobin_index
= PA_IDXSET_INVALID
;
1537 c
->subscription
= NULL
;
1539 pa_idxset_put(p
->connections
, c
, NULL
);
1542 /*** module entry points ***/
1544 static struct pa_protocol_native
* protocol_new_internal(struct pa_core
*c
, struct pa_module
*m
, struct pa_modargs
*ma
) {
1545 struct pa_protocol_native
*p
;
1549 if (pa_modargs_get_value_boolean(ma
, "public", &public) < 0) {
1550 pa_log(__FILE__
": public= expects numeric argument.\n");
1554 p
= pa_xmalloc(sizeof(struct pa_protocol_native
));
1556 if (pa_authkey_load_from_home(pa_modargs_get_value(ma
, "cookie", PA_NATIVE_COOKIE_FILE
), p
->auth_cookie
, sizeof(p
->auth_cookie
)) < 0) {
1565 p
->connections
= pa_idxset_new(NULL
, NULL
);
1566 assert(p
->connections
);
1571 struct pa_protocol_native
* pa_protocol_native_new(struct pa_core
*core
, struct pa_socket_server
*server
, struct pa_module
*m
, struct pa_modargs
*ma
) {
1572 struct pa_protocol_native
*p
;
1574 if (!(p
= protocol_new_internal(core
, m
, ma
)))
1578 pa_socket_server_set_callback(p
->server
, on_connection
, p
);
1583 void pa_protocol_native_free(struct pa_protocol_native
*p
) {
1584 struct connection
*c
;
1587 while ((c
= pa_idxset_first(p
->connections
, NULL
)))
1589 pa_idxset_free(p
->connections
, NULL
, NULL
);
1592 pa_socket_server_unref(p
->server
);
1597 struct pa_protocol_native
* pa_protocol_native_new_iochannel(struct pa_core
*core
, struct pa_iochannel
*io
, struct pa_module
*m
, struct pa_modargs
*ma
) {
1598 struct pa_protocol_native
*p
;
1600 if (!(p
= protocol_new_internal(core
, m
, ma
)))
1603 on_connection(NULL
, io
, p
);