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"
49 struct pa_protocol_native
;
51 struct record_stream
{
52 struct connection
*connection
;
54 struct pa_source_output
*source_output
;
55 struct pa_memblockq
*memblockq
;
59 struct playback_stream
{
61 struct connection
*connection
;
63 struct pa_sink_input
*sink_input
;
64 struct pa_memblockq
*memblockq
;
65 size_t requested_bytes
;
70 struct upload_stream
{
72 struct connection
*connection
;
74 struct pa_memchunk memchunk
;
77 struct pa_sample_spec sample_spec
;
80 struct output_stream
{
91 struct pa_protocol_native
*protocol
;
92 struct pa_client
*client
;
93 struct pa_pstream
*pstream
;
94 struct pa_pdispatch
*pdispatch
;
95 struct pa_idxset
*record_streams
, *output_streams
;
96 uint32_t rrobin_index
;
97 struct pa_subscription
*subscription
;
100 struct pa_protocol_native
{
101 struct pa_module
*module
;
103 struct pa_core
*core
;
104 struct pa_socket_server
*server
;
105 struct pa_idxset
*connections
;
106 uint8_t auth_cookie
[PA_NATIVE_COOKIE_LENGTH
];
109 static int sink_input_peek_cb(struct pa_sink_input
*i
, struct pa_memchunk
*chunk
);
110 static void sink_input_drop_cb(struct pa_sink_input
*i
, const struct pa_memchunk
*chunk
, size_t length
);
111 static void sink_input_kill_cb(struct pa_sink_input
*i
);
112 static uint32_t sink_input_get_latency_cb(struct pa_sink_input
*i
);
114 static void request_bytes(struct playback_stream
*s
);
116 static void source_output_kill_cb(struct pa_source_output
*o
);
117 static void source_output_push_cb(struct pa_source_output
*o
, const struct pa_memchunk
*chunk
);
119 static void command_exit(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
120 static void command_create_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
121 static void command_drain_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
122 static void command_create_record_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
123 static void command_delete_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
124 static void command_auth(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
125 static void command_set_name(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
126 static void command_lookup(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
127 static void command_stat(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
128 static void command_get_playback_latency(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
129 static void command_create_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
130 static void command_finish_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
131 static void command_play_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
132 static void command_remove_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
133 static void command_get_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
134 static void command_get_info_list(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
135 static void command_get_server_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
136 static void command_subscribe(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
137 static void command_set_volume(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
138 static void command_cork_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
);
139 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 const struct pa_pdispatch_command command_table
[PA_COMMAND_MAX
] = {
142 [PA_COMMAND_ERROR
] = { NULL
},
143 [PA_COMMAND_TIMEOUT
] = { NULL
},
144 [PA_COMMAND_REPLY
] = { NULL
},
145 [PA_COMMAND_CREATE_PLAYBACK_STREAM
] = { command_create_playback_stream
},
146 [PA_COMMAND_DELETE_PLAYBACK_STREAM
] = { command_delete_stream
},
147 [PA_COMMAND_DRAIN_PLAYBACK_STREAM
] = { command_drain_playback_stream
},
148 [PA_COMMAND_CREATE_RECORD_STREAM
] = { command_create_record_stream
},
149 [PA_COMMAND_DELETE_RECORD_STREAM
] = { command_delete_stream
},
150 [PA_COMMAND_AUTH
] = { command_auth
},
151 [PA_COMMAND_REQUEST
] = { NULL
},
152 [PA_COMMAND_EXIT
] = { command_exit
},
153 [PA_COMMAND_SET_NAME
] = { command_set_name
},
154 [PA_COMMAND_LOOKUP_SINK
] = { command_lookup
},
155 [PA_COMMAND_LOOKUP_SOURCE
] = { command_lookup
},
156 [PA_COMMAND_STAT
] = { command_stat
},
157 [PA_COMMAND_GET_PLAYBACK_LATENCY
] = { command_get_playback_latency
},
158 [PA_COMMAND_CREATE_UPLOAD_STREAM
] = { command_create_upload_stream
},
159 [PA_COMMAND_DELETE_UPLOAD_STREAM
] = { command_delete_stream
},
160 [PA_COMMAND_FINISH_UPLOAD_STREAM
] = { command_finish_upload_stream
},
161 [PA_COMMAND_PLAY_SAMPLE
] = { command_play_sample
},
162 [PA_COMMAND_REMOVE_SAMPLE
] = { command_remove_sample
},
163 [PA_COMMAND_GET_SINK_INFO
] = { command_get_info
},
164 [PA_COMMAND_GET_SOURCE_INFO
] = { command_get_info
},
165 [PA_COMMAND_GET_CLIENT_INFO
] = { command_get_info
},
166 [PA_COMMAND_GET_MODULE_INFO
] = { command_get_info
},
167 [PA_COMMAND_GET_SINK_INPUT_INFO
] = { command_get_info
},
168 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO
] = { command_get_info
},
169 [PA_COMMAND_GET_SAMPLE_INFO
] = { command_get_info
},
170 [PA_COMMAND_GET_SINK_INFO_LIST
] = { command_get_info_list
},
171 [PA_COMMAND_GET_SOURCE_INFO_LIST
] = { command_get_info_list
},
172 [PA_COMMAND_GET_MODULE_INFO_LIST
] = { command_get_info_list
},
173 [PA_COMMAND_GET_CLIENT_INFO_LIST
] = { command_get_info_list
},
174 [PA_COMMAND_GET_SINK_INPUT_INFO_LIST
] = { command_get_info_list
},
175 [PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
] = { command_get_info_list
},
176 [PA_COMMAND_GET_SAMPLE_INFO_LIST
] = { command_get_info_list
},
177 [PA_COMMAND_GET_SERVER_INFO
] = { command_get_server_info
},
178 [PA_COMMAND_SUBSCRIBE
] = { command_subscribe
},
179 [PA_COMMAND_SET_SINK_VOLUME
] = { command_set_volume
},
180 [PA_COMMAND_SET_SINK_INPUT_VOLUME
] = { command_set_volume
},
181 [PA_COMMAND_CORK_PLAYBACK_STREAM
] = { command_cork_playback_stream
},
182 [PA_COMMAND_FLUSH_PLAYBACK_STREAM
] = { command_flush_or_trigger_playback_stream
},
183 [PA_COMMAND_TRIGGER_PLAYBACK_STREAM
] = { command_flush_or_trigger_playback_stream
},
186 /* structure management */
188 static struct upload_stream
* upload_stream_new(struct connection
*c
, const struct pa_sample_spec
*ss
, const char *name
, size_t length
) {
189 struct upload_stream
*s
;
190 assert(c
&& ss
&& name
&& length
);
192 s
= pa_xmalloc(sizeof(struct upload_stream
));
193 s
->type
= UPLOAD_STREAM
;
195 s
->sample_spec
= *ss
;
196 s
->name
= pa_xstrdup(name
);
198 s
->memchunk
.memblock
= NULL
;
199 s
->memchunk
.index
= 0;
200 s
->memchunk
.length
= 0;
204 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
208 static void upload_stream_free(struct upload_stream
*o
) {
209 assert(o
&& o
->connection
);
211 pa_idxset_remove_by_data(o
->connection
->output_streams
, o
, NULL
);
215 if (o
->memchunk
.memblock
)
216 pa_memblock_unref(o
->memchunk
.memblock
);
221 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
) {
222 struct record_stream
*s
;
223 struct pa_source_output
*source_output
;
225 assert(c
&& source
&& ss
&& name
&& maxlength
);
227 if (!(source_output
= pa_source_output_new(source
, name
, ss
)))
230 s
= pa_xmalloc(sizeof(struct record_stream
));
232 s
->source_output
= source_output
;
233 s
->source_output
->push
= source_output_push_cb
;
234 s
->source_output
->kill
= source_output_kill_cb
;
235 s
->source_output
->userdata
= s
;
236 s
->source_output
->owner
= c
->protocol
->module
;
237 s
->source_output
->client
= c
->client
;
239 s
->memblockq
= pa_memblockq_new(maxlength
, 0, base
= pa_frame_size(ss
), 0, 0, c
->protocol
->core
->memblock_stat
);
240 assert(s
->memblockq
);
242 s
->fragment_size
= (fragment_size
/base
)*base
;
243 if (!s
->fragment_size
)
244 s
->fragment_size
= base
;
246 pa_idxset_put(c
->record_streams
, s
, &s
->index
);
250 static void record_stream_free(struct record_stream
* r
) {
251 assert(r
&& r
->connection
);
253 pa_idxset_remove_by_data(r
->connection
->record_streams
, r
, NULL
);
254 pa_source_output_free(r
->source_output
);
255 pa_memblockq_free(r
->memblockq
);
259 static struct playback_stream
* playback_stream_new(struct connection
*c
, struct pa_sink
*sink
, const struct pa_sample_spec
*ss
, const char *name
,
264 struct playback_stream
*s
;
265 struct pa_sink_input
*sink_input
;
266 assert(c
&& sink
&& ss
&& name
&& maxlength
);
268 if (!(sink_input
= pa_sink_input_new(sink
, name
, ss
)))
271 s
= pa_xmalloc(sizeof(struct playback_stream
));
272 s
->type
= PLAYBACK_STREAM
;
274 s
->sink_input
= sink_input
;
276 s
->sink_input
->peek
= sink_input_peek_cb
;
277 s
->sink_input
->drop
= sink_input_drop_cb
;
278 s
->sink_input
->kill
= sink_input_kill_cb
;
279 s
->sink_input
->get_latency
= sink_input_get_latency_cb
;
280 s
->sink_input
->userdata
= s
;
281 s
->sink_input
->owner
= c
->protocol
->module
;
282 s
->sink_input
->client
= c
->client
;
284 s
->memblockq
= pa_memblockq_new(maxlength
, tlength
, pa_frame_size(ss
), prebuf
, minreq
, c
->protocol
->core
->memblock_stat
);
285 assert(s
->memblockq
);
287 s
->requested_bytes
= 0;
288 s
->drain_request
= 0;
290 pa_idxset_put(c
->output_streams
, s
, &s
->index
);
294 static void playback_stream_free(struct playback_stream
* p
) {
295 assert(p
&& p
->connection
);
297 if (p
->drain_request
)
298 pa_pstream_send_error(p
->connection
->pstream
, p
->drain_tag
, PA_ERROR_NOENTITY
);
300 pa_idxset_remove_by_data(p
->connection
->output_streams
, p
, NULL
);
301 pa_sink_input_free(p
->sink_input
);
302 pa_memblockq_free(p
->memblockq
);
306 static void connection_free(struct connection
*c
) {
307 struct record_stream
*r
;
308 struct output_stream
*o
;
309 assert(c
&& c
->protocol
);
311 pa_idxset_remove_by_data(c
->protocol
->connections
, c
, NULL
);
312 while ((r
= pa_idxset_first(c
->record_streams
, NULL
)))
313 record_stream_free(r
);
314 pa_idxset_free(c
->record_streams
, NULL
, NULL
);
316 while ((o
= pa_idxset_first(c
->output_streams
, NULL
)))
317 if (o
->type
== PLAYBACK_STREAM
)
318 playback_stream_free((struct playback_stream
*) o
);
320 upload_stream_free((struct upload_stream
*) o
);
321 pa_idxset_free(c
->output_streams
, NULL
, NULL
);
323 pa_pdispatch_unref(c
->pdispatch
);
324 pa_pstream_close(c
->pstream
);
325 pa_pstream_unref(c
->pstream
);
326 pa_client_free(c
->client
);
329 pa_subscription_free(c
->subscription
);
334 static void request_bytes(struct playback_stream
*s
) {
335 struct pa_tagstruct
*t
;
339 if (!(l
= pa_memblockq_missing(s
->memblockq
)))
342 if (l
<= s
->requested_bytes
)
345 l
-= s
->requested_bytes
;
347 if (l
< pa_memblockq_get_minreq(s
->memblockq
))
350 s
->requested_bytes
+= l
;
352 t
= pa_tagstruct_new(NULL
, 0);
354 pa_tagstruct_putu32(t
, PA_COMMAND_REQUEST
);
355 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
356 pa_tagstruct_putu32(t
, s
->index
);
357 pa_tagstruct_putu32(t
, l
);
358 pa_pstream_send_tagstruct(s
->connection
->pstream
, t
);
360 /*fprintf(stderr, "Requesting %u bytes\n", l);*/
363 static void send_memblock(struct connection
*c
) {
365 struct record_stream
*r
;
367 start
= PA_IDXSET_INVALID
;
369 struct pa_memchunk chunk
;
371 if (!(r
= pa_idxset_rrobin(c
->record_streams
, &c
->rrobin_index
)))
374 if (start
== PA_IDXSET_INVALID
)
375 start
= c
->rrobin_index
;
376 else if (start
== c
->rrobin_index
)
379 if (pa_memblockq_peek(r
->memblockq
, &chunk
) >= 0) {
380 if (chunk
.length
> r
->fragment_size
)
381 chunk
.length
= r
->fragment_size
;
383 pa_pstream_send_memblock(c
->pstream
, r
->index
, 0, &chunk
);
384 pa_memblockq_drop(r
->memblockq
, &chunk
, chunk
.length
);
385 pa_memblock_unref(chunk
.memblock
);
392 static void send_playback_stream_killed(struct playback_stream
*p
) {
393 struct pa_tagstruct
*t
;
396 t
= pa_tagstruct_new(NULL
, 0);
398 pa_tagstruct_putu32(t
, PA_COMMAND_PLAYBACK_STREAM_KILLED
);
399 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
400 pa_tagstruct_putu32(t
, p
->index
);
401 pa_pstream_send_tagstruct(p
->connection
->pstream
, t
);
404 static void send_record_stream_killed(struct record_stream
*r
) {
405 struct pa_tagstruct
*t
;
408 t
= pa_tagstruct_new(NULL
, 0);
410 pa_tagstruct_putu32(t
, PA_COMMAND_RECORD_STREAM_KILLED
);
411 pa_tagstruct_putu32(t
, (uint32_t) -1); /* tag */
412 pa_tagstruct_putu32(t
, r
->index
);
413 pa_pstream_send_tagstruct(r
->connection
->pstream
, t
);
417 /*** sinkinput callbacks ***/
419 static int sink_input_peek_cb(struct pa_sink_input
*i
, struct pa_memchunk
*chunk
) {
420 struct playback_stream
*s
;
421 assert(i
&& i
->userdata
&& chunk
);
424 /*fprintf(stderr, "%3.0f \r", (double) pa_memblockq_get_length(s->memblockq)/pa_memblockq_get_tlength(s->memblockq)*100);*/
426 if (pa_memblockq_peek(s
->memblockq
, chunk
) < 0)
432 static void sink_input_drop_cb(struct pa_sink_input
*i
, const struct pa_memchunk
*chunk
, size_t length
) {
433 struct playback_stream
*s
;
434 assert(i
&& i
->userdata
&& length
);
437 pa_memblockq_drop(s
->memblockq
, chunk
, length
);
440 if (s
->drain_request
&& !pa_memblockq_is_readable(s
->memblockq
)) {
441 pa_pstream_send_simple_ack(s
->connection
->pstream
, s
->drain_tag
);
442 s
->drain_request
= 0;
445 /*fprintf(stderr, "after_drop: %u\n", pa_memblockq_get_length(s->memblockq));*/
448 static void sink_input_kill_cb(struct pa_sink_input
*i
) {
449 assert(i
&& i
->userdata
);
450 send_playback_stream_killed((struct playback_stream
*) i
->userdata
);
451 playback_stream_free((struct playback_stream
*) i
->userdata
);
454 static uint32_t sink_input_get_latency_cb(struct pa_sink_input
*i
) {
455 struct playback_stream
*s
;
456 assert(i
&& i
->userdata
);
459 /*fprintf(stderr, "get_latency: %u\n", pa_memblockq_get_length(s->memblockq));*/
461 return pa_bytes_to_usec(pa_memblockq_get_length(s
->memblockq
), &s
->sink_input
->sample_spec
);
464 /*** source_output callbacks ***/
466 static void source_output_push_cb(struct pa_source_output
*o
, const struct pa_memchunk
*chunk
) {
467 struct record_stream
*s
;
468 assert(o
&& o
->userdata
&& chunk
);
471 pa_memblockq_push(s
->memblockq
, chunk
, 0);
472 if (!pa_pstream_is_pending(s
->connection
->pstream
))
473 send_memblock(s
->connection
);
476 static void source_output_kill_cb(struct pa_source_output
*o
) {
477 assert(o
&& o
->userdata
);
478 send_record_stream_killed((struct record_stream
*) o
->userdata
);
479 record_stream_free((struct record_stream
*) o
->userdata
);
482 /*** pdispatch callbacks ***/
484 static void protocol_error(struct connection
*c
) {
485 fprintf(stderr
, __FILE__
": protocol error, kicking client\n");
489 static void command_create_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
490 struct connection
*c
= userdata
;
491 struct playback_stream
*s
;
492 size_t maxlength
, tlength
, prebuf
, minreq
;
494 const char *name
, *sink_name
;
495 struct pa_sample_spec ss
;
496 struct pa_tagstruct
*reply
;
497 struct pa_sink
*sink
;
498 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
500 if (pa_tagstruct_gets(t
, &name
) < 0 ||
501 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
502 pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
503 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
504 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
505 pa_tagstruct_getu32(t
, &tlength
) < 0 ||
506 pa_tagstruct_getu32(t
, &prebuf
) < 0 ||
507 pa_tagstruct_getu32(t
, &minreq
) < 0 ||
508 !pa_tagstruct_eof(t
)) {
513 if (!c
->authorized
) {
514 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
518 if (sink_index
!= (uint32_t) -1)
519 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
521 sink
= pa_namereg_get(c
->protocol
->core
, *sink_name
? sink_name
: NULL
, PA_NAMEREG_SINK
, 1);
524 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
528 if (!(s
= playback_stream_new(c
, sink
, &ss
, name
, maxlength
, tlength
, prebuf
, minreq
))) {
529 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
533 reply
= pa_tagstruct_new(NULL
, 0);
535 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
536 pa_tagstruct_putu32(reply
, tag
);
537 pa_tagstruct_putu32(reply
, s
->index
);
538 assert(s
->sink_input
);
539 pa_tagstruct_putu32(reply
, s
->sink_input
->index
);
540 pa_pstream_send_tagstruct(c
->pstream
, reply
);
544 static void command_delete_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
545 struct connection
*c
= userdata
;
549 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
550 !pa_tagstruct_eof(t
)) {
555 if (!c
->authorized
) {
556 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
560 if (command
== PA_COMMAND_DELETE_PLAYBACK_STREAM
) {
561 struct playback_stream
*s
;
562 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= PLAYBACK_STREAM
)) {
563 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
567 playback_stream_free(s
);
568 } else if (command
== PA_COMMAND_DELETE_RECORD_STREAM
) {
569 struct record_stream
*s
;
570 if (!(s
= pa_idxset_get_by_index(c
->record_streams
, channel
))) {
571 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
575 record_stream_free(s
);
577 struct upload_stream
*s
;
578 assert(command
== PA_COMMAND_DELETE_UPLOAD_STREAM
);
579 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= UPLOAD_STREAM
)) {
580 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
584 upload_stream_free(s
);
587 pa_pstream_send_simple_ack(c
->pstream
, tag
);
590 static void command_create_record_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
591 struct connection
*c
= userdata
;
592 struct record_stream
*s
;
593 size_t maxlength
, fragment_size
;
594 uint32_t source_index
;
595 const char *name
, *source_name
;
596 struct pa_sample_spec ss
;
597 struct pa_tagstruct
*reply
;
598 struct pa_source
*source
;
599 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
601 if (pa_tagstruct_gets(t
, &name
) < 0 ||
602 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
603 pa_tagstruct_getu32(t
, &source_index
) < 0 ||
604 pa_tagstruct_gets(t
, &source_name
) < 0 ||
605 pa_tagstruct_getu32(t
, &maxlength
) < 0 ||
606 pa_tagstruct_getu32(t
, &fragment_size
) < 0 ||
607 !pa_tagstruct_eof(t
)) {
612 if (!c
->authorized
) {
613 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
617 if (source_index
!= (uint32_t) -1)
618 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, source_index
);
620 source
= pa_namereg_get(c
->protocol
->core
, *source_name
? source_name
: NULL
, PA_NAMEREG_SOURCE
, 1);
623 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
627 if (!(s
= record_stream_new(c
, source
, &ss
, name
, maxlength
, fragment_size
))) {
628 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
632 reply
= pa_tagstruct_new(NULL
, 0);
634 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
635 pa_tagstruct_putu32(reply
, tag
);
636 pa_tagstruct_putu32(reply
, s
->index
);
637 assert(s
->source_output
);
638 pa_tagstruct_putu32(reply
, s
->source_output
->index
);
639 pa_pstream_send_tagstruct(c
->pstream
, reply
);
642 static void command_exit(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
643 struct connection
*c
= userdata
;
646 if (!pa_tagstruct_eof(t
)) {
651 if (!c
->authorized
) {
652 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
656 assert(c
->protocol
&& c
->protocol
->core
&& c
->protocol
->core
->mainloop
);
657 c
->protocol
->core
->mainloop
->quit(c
->protocol
->core
->mainloop
, 0);
658 pa_pstream_send_simple_ack(c
->pstream
, tag
); /* nonsense */
662 static void command_auth(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
663 struct connection
*c
= userdata
;
667 if (pa_tagstruct_get_arbitrary(t
, &cookie
, PA_NATIVE_COOKIE_LENGTH
) < 0 ||
668 !pa_tagstruct_eof(t
)) {
673 if (memcmp(c
->protocol
->auth_cookie
, cookie
, PA_NATIVE_COOKIE_LENGTH
) != 0) {
674 fprintf(stderr
, "protocol-native.c: Denied access to client with invalid authorization key.\n");
675 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
680 pa_pstream_send_simple_ack(c
->pstream
, tag
);
684 static void command_set_name(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
685 struct connection
*c
= userdata
;
689 if (pa_tagstruct_gets(t
, &name
) < 0 ||
690 !pa_tagstruct_eof(t
)) {
695 pa_client_rename(c
->client
, name
);
696 pa_pstream_send_simple_ack(c
->pstream
, tag
);
700 static void command_lookup(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
701 struct connection
*c
= userdata
;
703 uint32_t index
= PA_IDXSET_INVALID
;
706 if (pa_tagstruct_gets(t
, &name
) < 0 ||
707 !pa_tagstruct_eof(t
)) {
712 if (!c
->authorized
) {
713 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
717 if (command
== PA_COMMAND_LOOKUP_SINK
) {
718 struct pa_sink
*sink
;
719 if ((sink
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SINK
, 1)))
722 struct pa_source
*source
;
723 assert(command
== PA_COMMAND_LOOKUP_SOURCE
);
724 if ((source
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SOURCE
, 1)))
725 index
= source
->index
;
728 if (index
== PA_IDXSET_INVALID
)
729 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
731 struct pa_tagstruct
*reply
;
732 reply
= pa_tagstruct_new(NULL
, 0);
734 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
735 pa_tagstruct_putu32(reply
, tag
);
736 pa_tagstruct_putu32(reply
, index
);
737 pa_pstream_send_tagstruct(c
->pstream
, reply
);
741 static void command_drain_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
742 struct connection
*c
= userdata
;
744 struct playback_stream
*s
;
747 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
748 !pa_tagstruct_eof(t
)) {
753 if (!c
->authorized
) {
754 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
758 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
759 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
763 s
->drain_request
= 0;
765 pa_memblockq_prebuf_disable(s
->memblockq
);
767 if (!pa_memblockq_is_readable(s
->memblockq
))
768 pa_pstream_send_simple_ack(c
->pstream
, tag
);
770 s
->drain_request
= 1;
773 pa_sink_notify(s
->sink_input
->sink
);
777 static void command_stat(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
778 struct connection
*c
= userdata
;
779 struct pa_tagstruct
*reply
;
782 if (!pa_tagstruct_eof(t
)) {
787 if (!c
->authorized
) {
788 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
792 reply
= pa_tagstruct_new(NULL
, 0);
794 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
795 pa_tagstruct_putu32(reply
, tag
);
796 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->total
);
797 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->total_size
);
798 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->allocated
);
799 pa_tagstruct_putu32(reply
, c
->protocol
->core
->memblock_stat
->allocated_size
);
800 pa_pstream_send_tagstruct(c
->pstream
, reply
);
803 static void command_get_playback_latency(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
804 struct connection
*c
= userdata
;
805 struct pa_tagstruct
*reply
;
806 struct playback_stream
*s
;
810 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
811 !pa_tagstruct_eof(t
)) {
816 if (!c
->authorized
) {
817 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
821 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
822 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
826 reply
= pa_tagstruct_new(NULL
, 0);
828 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
829 pa_tagstruct_putu32(reply
, tag
);
830 pa_tagstruct_putu32(reply
, pa_sink_input_get_latency(s
->sink_input
));
831 pa_tagstruct_putu32(reply
, pa_sink_get_latency(s
->sink_input
->sink
));
832 pa_tagstruct_putu32(reply
, pa_memblockq_is_readable(s
->memblockq
));
833 pa_tagstruct_putu32(reply
, pa_memblockq_get_length(s
->memblockq
));
834 pa_pstream_send_tagstruct(c
->pstream
, reply
);
837 static void command_create_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
838 struct connection
*c
= userdata
;
839 struct upload_stream
*s
;
842 struct pa_sample_spec ss
;
843 struct pa_tagstruct
*reply
;
844 assert(c
&& t
&& c
->protocol
&& c
->protocol
->core
);
846 if (pa_tagstruct_gets(t
, &name
) < 0 ||
847 pa_tagstruct_get_sample_spec(t
, &ss
) < 0 ||
848 pa_tagstruct_getu32(t
, &length
) < 0 ||
849 !pa_tagstruct_eof(t
)) {
854 if (!c
->authorized
) {
855 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
859 if ((length
% pa_frame_size(&ss
)) != 0 || length
<= 0 || !*name
) {
860 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
864 if (!(s
= upload_stream_new(c
, &ss
, name
, length
))) {
865 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_INVALID
);
869 reply
= pa_tagstruct_new(NULL
, 0);
871 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
872 pa_tagstruct_putu32(reply
, tag
);
873 pa_tagstruct_putu32(reply
, s
->index
);
874 pa_pstream_send_tagstruct(c
->pstream
, reply
);
876 reply
= pa_tagstruct_new(NULL
, 0);
878 pa_tagstruct_putu32(reply
, PA_COMMAND_REQUEST
);
879 pa_tagstruct_putu32(reply
, (uint32_t) -1); /* tag */
880 pa_tagstruct_putu32(reply
, s
->index
);
881 pa_tagstruct_putu32(reply
, length
);
882 pa_pstream_send_tagstruct(c
->pstream
, reply
);
885 static void command_finish_upload_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
886 struct connection
*c
= userdata
;
888 struct upload_stream
*s
;
892 if (pa_tagstruct_getu32(t
, &channel
) < 0 ||
893 !pa_tagstruct_eof(t
)) {
898 if (!c
->authorized
) {
899 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
903 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, channel
)) || (s
->type
!= UPLOAD_STREAM
)) {
904 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_EXIST
);
908 pa_scache_add_item(c
->protocol
->core
, s
->name
, &s
->sample_spec
, &s
->memchunk
, &index
);
909 pa_pstream_send_simple_ack(c
->pstream
, tag
);
910 upload_stream_free(s
);
913 static void command_play_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
914 struct connection
*c
= userdata
;
915 uint32_t sink_index
, volume
;
916 struct pa_sink
*sink
;
917 const char *name
, *sink_name
;
920 if (pa_tagstruct_getu32(t
, &sink_index
) < 0 ||
921 pa_tagstruct_gets(t
, &sink_name
) < 0 ||
922 pa_tagstruct_getu32(t
, &volume
) < 0 ||
923 pa_tagstruct_gets(t
, &name
) < 0 ||
924 !pa_tagstruct_eof(t
)) {
929 if (!c
->authorized
) {
930 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
934 if (sink_index
!= (uint32_t) -1)
935 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, sink_index
);
937 sink
= pa_namereg_get(c
->protocol
->core
, *sink_name
? sink_name
: NULL
, PA_NAMEREG_SINK
, 1);
940 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
944 if (pa_scache_play_item(c
->protocol
->core
, name
, sink
, volume
) < 0) {
945 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
949 pa_pstream_send_simple_ack(c
->pstream
, tag
);
952 static void command_remove_sample(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
953 struct connection
*c
= userdata
;
957 if (pa_tagstruct_gets(t
, &name
) < 0 ||
958 !pa_tagstruct_eof(t
)) {
963 if (!c
->authorized
) {
964 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
968 if (pa_scache_remove_item(c
->protocol
->core
, name
) < 0) {
969 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
973 pa_pstream_send_simple_ack(c
->pstream
, tag
);
976 static void sink_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_sink
*sink
) {
978 pa_tagstruct_putu32(t
, sink
->index
);
979 pa_tagstruct_puts(t
, sink
->name
);
980 pa_tagstruct_puts(t
, sink
->description
? sink
->description
: "");
981 pa_tagstruct_put_sample_spec(t
, &sink
->sample_spec
);
982 pa_tagstruct_putu32(t
, sink
->owner
? sink
->owner
->index
: (uint32_t) -1);
983 pa_tagstruct_putu32(t
, sink
->volume
);
984 pa_tagstruct_putu32(t
, sink
->monitor_source
->index
);
985 pa_tagstruct_puts(t
, sink
->monitor_source
->name
);
986 pa_tagstruct_putu32(t
, pa_sink_get_latency(sink
));
989 static void source_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_source
*source
) {
991 pa_tagstruct_putu32(t
, source
->index
);
992 pa_tagstruct_puts(t
, source
->name
);
993 pa_tagstruct_puts(t
, source
->description
? source
->description
: "");
994 pa_tagstruct_put_sample_spec(t
, &source
->sample_spec
);
995 pa_tagstruct_putu32(t
, source
->owner
? source
->owner
->index
: (uint32_t) -1);
996 pa_tagstruct_putu32(t
, source
->monitor_of
? source
->monitor_of
->index
: (uint32_t) -1);
997 pa_tagstruct_puts(t
, source
->monitor_of
? source
->monitor_of
->name
: "");
1000 static void client_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_client
*client
) {
1001 assert(t
&& client
);
1002 pa_tagstruct_putu32(t
, client
->index
);
1003 pa_tagstruct_puts(t
, client
->name
);
1004 pa_tagstruct_puts(t
, client
->protocol_name
);
1005 pa_tagstruct_putu32(t
, client
->owner
? client
->owner
->index
: (uint32_t) -1);
1008 static void module_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_module
*module
) {
1009 assert(t
&& module
);
1010 pa_tagstruct_putu32(t
, module
->index
);
1011 pa_tagstruct_puts(t
, module
->name
);
1012 pa_tagstruct_puts(t
, module
->argument
? module
->argument
: "");
1013 pa_tagstruct_putu32(t
, module
->n_used
);
1014 pa_tagstruct_putu32(t
, module
->auto_unload
);
1017 static void sink_input_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_sink_input
*s
) {
1019 pa_tagstruct_putu32(t
, s
->index
);
1020 pa_tagstruct_puts(t
, s
->name
? s
->name
: "");
1021 pa_tagstruct_putu32(t
, s
->owner
? s
->owner
->index
: (uint32_t) -1);
1022 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: (uint32_t) -1);
1023 pa_tagstruct_putu32(t
, s
->sink
->index
);
1024 pa_tagstruct_put_sample_spec(t
, &s
->sample_spec
);
1025 pa_tagstruct_putu32(t
, s
->volume
);
1026 pa_tagstruct_putu32(t
, pa_sink_input_get_latency(s
));
1027 pa_tagstruct_putu32(t
, pa_sink_get_latency(s
->sink
));
1030 static void source_output_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_source_output
*s
) {
1032 pa_tagstruct_putu32(t
, s
->index
);
1033 pa_tagstruct_puts(t
, s
->name
? s
->name
: "");
1034 pa_tagstruct_putu32(t
, s
->owner
? s
->owner
->index
: (uint32_t) -1);
1035 pa_tagstruct_putu32(t
, s
->client
? s
->client
->index
: (uint32_t) -1);
1036 pa_tagstruct_putu32(t
, s
->source
->index
);
1037 pa_tagstruct_put_sample_spec(t
, &s
->sample_spec
);
1040 static void scache_fill_tagstruct(struct pa_tagstruct
*t
, struct pa_scache_entry
*e
) {
1042 pa_tagstruct_putu32(t
, e
->index
);
1043 pa_tagstruct_puts(t
, e
->name
);
1044 pa_tagstruct_putu32(t
, e
->volume
);
1045 pa_tagstruct_putu32(t
, pa_bytes_to_usec(e
->memchunk
.length
, &e
->sample_spec
));
1046 pa_tagstruct_put_sample_spec(t
, &e
->sample_spec
);
1049 static void command_get_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1050 struct connection
*c
= userdata
;
1052 struct pa_sink
*sink
= NULL
;
1053 struct pa_source
*source
= NULL
;
1054 struct pa_client
*client
= NULL
;
1055 struct pa_module
*module
= NULL
;
1056 struct pa_sink_input
*si
= NULL
;
1057 struct pa_source_output
*so
= NULL
;
1058 struct pa_scache_entry
*sce
= NULL
;
1060 struct pa_tagstruct
*reply
;
1064 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1065 (command
!= PA_COMMAND_GET_CLIENT_INFO
&&
1066 command
!= PA_COMMAND_GET_MODULE_INFO
&&
1067 command
!= PA_COMMAND_GET_SINK_INPUT_INFO
&&
1068 command
!= PA_COMMAND_GET_SOURCE_OUTPUT_INFO
&&
1069 pa_tagstruct_gets(t
, &name
) < 0) ||
1070 !pa_tagstruct_eof(t
)) {
1075 if (!c
->authorized
) {
1076 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1080 if (command
== PA_COMMAND_GET_SINK_INFO
) {
1081 if (index
!= (uint32_t) -1)
1082 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, index
);
1084 sink
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SINK
, 1);
1085 } else if (command
== PA_COMMAND_GET_SOURCE_INFO
) {
1086 if (index
!= (uint32_t) -1)
1087 source
= pa_idxset_get_by_index(c
->protocol
->core
->sources
, index
);
1089 source
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SOURCE
, 1);
1090 } else if (command
== PA_COMMAND_GET_CLIENT_INFO
)
1091 client
= pa_idxset_get_by_index(c
->protocol
->core
->clients
, index
);
1092 else if (command
== PA_COMMAND_GET_MODULE_INFO
)
1093 module
= pa_idxset_get_by_index(c
->protocol
->core
->modules
, index
);
1094 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO
)
1095 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, index
);
1096 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO
)
1097 so
= pa_idxset_get_by_index(c
->protocol
->core
->source_outputs
, index
);
1099 assert(command
== PA_COMMAND_GET_SAMPLE_INFO
&& name
);
1100 if (index
!= (uint32_t) -1)
1101 sce
= pa_idxset_get_by_index(c
->protocol
->core
->scache
, index
);
1103 sce
= pa_namereg_get(c
->protocol
->core
, name
, PA_NAMEREG_SAMPLE
, 0);
1106 if (!sink
&& !source
&& !client
&& !module
&& !si
&& !so
&& !sce
) {
1107 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1111 reply
= pa_tagstruct_new(NULL
, 0);
1113 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1114 pa_tagstruct_putu32(reply
, tag
);
1116 sink_fill_tagstruct(reply
, sink
);
1118 source_fill_tagstruct(reply
, source
);
1120 client_fill_tagstruct(reply
, client
);
1122 module_fill_tagstruct(reply
, module
);
1124 sink_input_fill_tagstruct(reply
, si
);
1126 source_output_fill_tagstruct(reply
, so
);
1128 scache_fill_tagstruct(reply
, sce
);
1129 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1132 static void command_get_info_list(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1133 struct connection
*c
= userdata
;
1134 struct pa_idxset
*i
;
1137 struct pa_tagstruct
*reply
;
1140 if (!pa_tagstruct_eof(t
)) {
1145 if (!c
->authorized
) {
1146 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1150 reply
= pa_tagstruct_new(NULL
, 0);
1152 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1153 pa_tagstruct_putu32(reply
, tag
);
1155 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
1156 i
= c
->protocol
->core
->sinks
;
1157 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
1158 i
= c
->protocol
->core
->sources
;
1159 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
1160 i
= c
->protocol
->core
->clients
;
1161 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
1162 i
= c
->protocol
->core
->modules
;
1163 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
1164 i
= c
->protocol
->core
->sink_inputs
;
1165 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
1166 i
= c
->protocol
->core
->source_outputs
;
1168 assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
1169 i
= c
->protocol
->core
->scache
;
1173 for (p
= pa_idxset_first(i
, &index
); p
; p
= pa_idxset_next(i
, &index
)) {
1174 if (command
== PA_COMMAND_GET_SINK_INFO_LIST
)
1175 sink_fill_tagstruct(reply
, p
);
1176 else if (command
== PA_COMMAND_GET_SOURCE_INFO_LIST
)
1177 source_fill_tagstruct(reply
, p
);
1178 else if (command
== PA_COMMAND_GET_CLIENT_INFO_LIST
)
1179 client_fill_tagstruct(reply
, p
);
1180 else if (command
== PA_COMMAND_GET_MODULE_INFO_LIST
)
1181 module_fill_tagstruct(reply
, p
);
1182 else if (command
== PA_COMMAND_GET_SINK_INPUT_INFO_LIST
)
1183 sink_input_fill_tagstruct(reply
, p
);
1184 else if (command
== PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST
)
1185 source_output_fill_tagstruct(reply
, p
);
1187 assert(command
== PA_COMMAND_GET_SAMPLE_INFO_LIST
);
1188 scache_fill_tagstruct(reply
, p
);
1193 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1196 static void command_get_server_info(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1197 struct connection
*c
= userdata
;
1198 struct pa_tagstruct
*reply
;
1202 if (!pa_tagstruct_eof(t
)) {
1207 if (!c
->authorized
) {
1208 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1212 reply
= pa_tagstruct_new(NULL
, 0);
1214 pa_tagstruct_putu32(reply
, PA_COMMAND_REPLY
);
1215 pa_tagstruct_putu32(reply
, tag
);
1216 pa_tagstruct_puts(reply
, PACKAGE_NAME
);
1217 pa_tagstruct_puts(reply
, PACKAGE_VERSION
);
1218 pa_tagstruct_puts(reply
, pa_get_user_name(txt
, sizeof(txt
)));
1219 pa_tagstruct_puts(reply
, pa_get_host_name(txt
, sizeof(txt
)));
1220 pa_tagstruct_put_sample_spec(reply
, &c
->protocol
->core
->default_sample_spec
);
1221 pa_pstream_send_tagstruct(c
->pstream
, reply
);
1224 static void subscription_cb(struct pa_core
*core
, enum pa_subscription_event_type e
, uint32_t index
, void *userdata
) {
1225 struct pa_tagstruct
*t
;
1226 struct connection
*c
= userdata
;
1229 t
= pa_tagstruct_new(NULL
, 0);
1231 pa_tagstruct_putu32(t
, PA_COMMAND_SUBSCRIBE_EVENT
);
1232 pa_tagstruct_putu32(t
, (uint32_t) -1);
1233 pa_tagstruct_putu32(t
, e
);
1234 pa_tagstruct_putu32(t
, index
);
1235 pa_pstream_send_tagstruct(c
->pstream
, t
);
1238 static void command_subscribe(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1239 struct connection
*c
= userdata
;
1240 enum pa_subscription_mask m
;
1243 if (pa_tagstruct_getu32(t
, &m
) < 0 ||
1244 !pa_tagstruct_eof(t
)) {
1249 if (!c
->authorized
) {
1250 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1254 if (c
->subscription
)
1255 pa_subscription_free(c
->subscription
);
1258 c
->subscription
= pa_subscription_new(c
->protocol
->core
, m
, subscription_cb
, c
);
1259 assert(c
->subscription
);
1261 c
->subscription
= NULL
;
1263 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1266 static void command_set_volume(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1267 struct connection
*c
= userdata
;
1268 uint32_t index
, volume
;
1269 struct pa_sink
*sink
= NULL
;
1270 struct pa_sink_input
*si
= NULL
;
1271 const char *name
= NULL
;
1274 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1275 (command
== PA_COMMAND_SET_SINK_VOLUME
&& pa_tagstruct_gets(t
, &name
) < 0) ||
1276 pa_tagstruct_getu32(t
, &volume
) ||
1277 !pa_tagstruct_eof(t
)) {
1282 if (!c
->authorized
) {
1283 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1287 if (command
== PA_COMMAND_SET_SINK_VOLUME
) {
1288 if (index
!= (uint32_t) -1)
1289 sink
= pa_idxset_get_by_index(c
->protocol
->core
->sinks
, index
);
1291 sink
= pa_namereg_get(c
->protocol
->core
, *name
? name
: NULL
, PA_NAMEREG_SINK
, 1);
1293 assert(command
== PA_COMMAND_SET_SINK_INPUT_VOLUME
);
1294 si
= pa_idxset_get_by_index(c
->protocol
->core
->sink_inputs
, index
);
1298 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1303 pa_sink_set_volume(sink
, volume
);
1305 pa_sink_input_set_volume(si
, volume
);
1307 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1310 static void command_cork_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1311 struct connection
*c
= userdata
;
1314 struct playback_stream
*s
;
1317 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1318 pa_tagstruct_getu32(t
, &b
) < 0 ||
1319 !pa_tagstruct_eof(t
)) {
1324 if (!c
->authorized
) {
1325 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1329 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
1330 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1334 pa_sink_input_cork(s
->sink_input
, b
);
1335 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1338 static void command_flush_or_trigger_playback_stream(struct pa_pdispatch
*pd
, uint32_t command
, uint32_t tag
, struct pa_tagstruct
*t
, void *userdata
) {
1339 struct connection
*c
= userdata
;
1341 struct playback_stream
*s
;
1344 if (pa_tagstruct_getu32(t
, &index
) < 0 ||
1345 !pa_tagstruct_eof(t
)) {
1350 if (!c
->authorized
) {
1351 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_ACCESS
);
1355 if (!(s
= pa_idxset_get_by_index(c
->output_streams
, index
)) || s
->type
!= PLAYBACK_STREAM
) {
1356 pa_pstream_send_error(c
->pstream
, tag
, PA_ERROR_NOENTITY
);
1360 if (command
== PA_COMMAND_TRIGGER_PLAYBACK_STREAM
)
1361 pa_memblockq_prebuf_disable(s
->memblockq
);
1363 assert(command
== PA_COMMAND_FLUSH_PLAYBACK_STREAM
);
1364 pa_memblockq_flush(s
->memblockq
);
1365 /*fprintf(stderr, "flush: %u\n", pa_memblockq_get_length(s->memblockq));*/
1368 pa_sink_notify(s
->sink_input
->sink
);
1369 pa_pstream_send_simple_ack(c
->pstream
, tag
);
1373 /*** pstream callbacks ***/
1375 static void pstream_packet_callback(struct pa_pstream
*p
, struct pa_packet
*packet
, void *userdata
) {
1376 struct connection
*c
= userdata
;
1377 assert(p
&& packet
&& packet
->data
&& c
);
1379 if (pa_pdispatch_run(c
->pdispatch
, packet
, c
) < 0) {
1380 fprintf(stderr
, "protocol-native: invalid packet.\n");
1385 static void pstream_memblock_callback(struct pa_pstream
*p
, uint32_t channel
, uint32_t delta
, const struct pa_memchunk
*chunk
, void *userdata
) {
1386 struct connection
*c
= userdata
;
1387 struct output_stream
*stream
;
1388 assert(p
&& chunk
&& userdata
);
1390 if (!(stream
= pa_idxset_get_by_index(c
->output_streams
, channel
))) {
1391 fprintf(stderr
, "protocol-native: client sent block for invalid stream.\n");
1396 if (stream
->type
== PLAYBACK_STREAM
) {
1397 struct playback_stream
*p
= (struct playback_stream
*) stream
;
1398 if (chunk
->length
>= p
->requested_bytes
)
1399 p
->requested_bytes
= 0;
1401 p
->requested_bytes
-= chunk
->length
;
1403 pa_memblockq_push_align(p
->memblockq
, chunk
, delta
);
1404 assert(p
->sink_input
);
1405 /*fprintf(stderr, "after_recv: %u\n", pa_memblockq_get_length(p->memblockq));*/
1407 pa_sink_notify(p
->sink_input
->sink
);
1408 /*fprintf(stderr, "Recieved %u bytes.\n", chunk->length);*/
1411 struct upload_stream
*u
= (struct upload_stream
*) stream
;
1413 assert(u
->type
== UPLOAD_STREAM
);
1415 if (!u
->memchunk
.memblock
) {
1416 if (u
->length
== chunk
->length
) {
1417 u
->memchunk
= *chunk
;
1418 pa_memblock_ref(u
->memchunk
.memblock
);
1421 u
->memchunk
.memblock
= pa_memblock_new(u
->length
, c
->protocol
->core
->memblock_stat
);
1422 u
->memchunk
.index
= u
->memchunk
.length
= 0;
1426 assert(u
->memchunk
.memblock
);
1429 if (l
> chunk
->length
)
1433 memcpy((uint8_t*) u
->memchunk
.memblock
->data
+ u
->memchunk
.index
+ u
->memchunk
.length
,
1434 (uint8_t*) chunk
->memblock
->data
+chunk
->index
, l
);
1435 u
->memchunk
.length
+= l
;
1441 static void pstream_die_callback(struct pa_pstream
*p
, void *userdata
) {
1442 struct connection
*c
= userdata
;
1446 /* fprintf(stderr, "protocol-native: connection died.\n");*/
1450 static void pstream_drain_callback(struct pa_pstream
*p
, void *userdata
) {
1451 struct connection
*c
= userdata
;
1457 /*** client callbacks ***/
1459 static void client_kill_cb(struct pa_client
*c
) {
1460 assert(c
&& c
->userdata
);
1461 connection_free(c
->userdata
);
1464 /*** socket server callbacks ***/
1466 static void on_connection(struct pa_socket_server
*s
, struct pa_iochannel
*io
, void *userdata
) {
1467 struct pa_protocol_native
*p
= userdata
;
1468 struct connection
*c
;
1471 c
= pa_xmalloc(sizeof(struct connection
));
1472 c
->authorized
= p
->public;
1475 c
->client
= pa_client_new(p
->core
, "NATIVE", "Client");
1477 c
->client
->kill
= client_kill_cb
;
1478 c
->client
->userdata
= c
;
1479 c
->client
->owner
= p
->module
;
1481 c
->pstream
= pa_pstream_new(p
->core
->mainloop
, io
, p
->core
->memblock_stat
);
1484 pa_pstream_set_recieve_packet_callback(c
->pstream
, pstream_packet_callback
, c
);
1485 pa_pstream_set_recieve_memblock_callback(c
->pstream
, pstream_memblock_callback
, c
);
1486 pa_pstream_set_die_callback(c
->pstream
, pstream_die_callback
, c
);
1487 pa_pstream_set_drain_callback(c
->pstream
, pstream_drain_callback
, c
);
1489 c
->pdispatch
= pa_pdispatch_new(p
->core
->mainloop
, command_table
, PA_COMMAND_MAX
);
1490 assert(c
->pdispatch
);
1492 c
->record_streams
= pa_idxset_new(NULL
, NULL
);
1493 c
->output_streams
= pa_idxset_new(NULL
, NULL
);
1494 assert(c
->record_streams
&& c
->output_streams
);
1496 c
->rrobin_index
= PA_IDXSET_INVALID
;
1497 c
->subscription
= NULL
;
1499 pa_idxset_put(p
->connections
, c
, NULL
);
1502 /*** module entry points ***/
1504 static struct pa_protocol_native
* protocol_new_internal(struct pa_core
*c
, struct pa_module
*m
, struct pa_modargs
*ma
) {
1505 struct pa_protocol_native
*p
;
1509 if (pa_modargs_get_value_u32(ma
, "public", &public) < 0) {
1510 fprintf(stderr
, __FILE__
": public= expects numeric argument.\n");
1514 p
= pa_xmalloc(sizeof(struct pa_protocol_native
));
1516 if (pa_authkey_load_from_home(pa_modargs_get_value(ma
, "cookie", PA_NATIVE_COOKIE_FILE
), p
->auth_cookie
, sizeof(p
->auth_cookie
)) < 0) {
1525 p
->connections
= pa_idxset_new(NULL
, NULL
);
1526 assert(p
->connections
);
1531 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
) {
1532 struct pa_protocol_native
*p
;
1534 if (!(p
= protocol_new_internal(core
, m
, ma
)))
1538 pa_socket_server_set_callback(p
->server
, on_connection
, p
);
1543 void pa_protocol_native_free(struct pa_protocol_native
*p
) {
1544 struct connection
*c
;
1547 while ((c
= pa_idxset_first(p
->connections
, NULL
)))
1549 pa_idxset_free(p
->connections
, NULL
, NULL
);
1552 pa_socket_server_unref(p
->server
);
1557 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
) {
1558 struct pa_protocol_native
*p
;
1560 if (!(p
= protocol_new_internal(core
, m
, ma
)))
1563 on_connection(NULL
, io
, p
);