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[pulseaudio] / polyp / pactl.c
1 /* $Id$ */
2
3 /***
4 This file is part of polypaudio.
5
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.
10
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.
15
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
19 USA.
20 ***/
21
22 #ifdef HAVE_CONFIG_H
23 #include <config.h>
24 #endif
25
26 #include <signal.h>
27 #include <string.h>
28 #include <errno.h>
29 #include <unistd.h>
30 #include <assert.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <limits.h>
34 #include <getopt.h>
35
36 #include <sndfile.h>
37
38 #include <polyp/polyplib.h>
39 #include <polyp/polyplib-error.h>
40 #include <polyp/mainloop.h>
41 #include <polyp/mainloop-signal.h>
42 #include <polyp/sample.h>
43
44 #if PA_API_VERSION != 6
45 #error Invalid Polypaudio API version
46 #endif
47
48 #define BUFSIZE 1024
49
50 static struct pa_context *context = NULL;
51 static struct pa_mainloop_api *mainloop_api = NULL;
52
53 static char *device = NULL, *sample_name = NULL;
54
55 static SNDFILE *sndfile = NULL;
56 static struct pa_stream *sample_stream = NULL;
57 static struct pa_sample_spec sample_spec;
58 static size_t sample_length = 0;
59
60 static int actions = 1;
61
62 static int nl = 0;
63
64 static enum {
65 NONE,
66 EXIT,
67 STAT,
68 UPLOAD_SAMPLE,
69 PLAY_SAMPLE,
70 REMOVE_SAMPLE,
71 LIST
72 } action = NONE;
73
74 static void quit(int ret) {
75 assert(mainloop_api);
76 mainloop_api->quit(mainloop_api, ret);
77 }
78
79
80 static void context_drain_complete(struct pa_context *c, void *userdata) {
81 pa_context_disconnect(c);
82 }
83
84 static void drain(void) {
85 struct pa_operation *o;
86 if (!(o = pa_context_drain(context, context_drain_complete, NULL)))
87 pa_context_disconnect(context);
88 else
89 pa_operation_unref(o);
90 }
91
92
93 static void complete_action(void) {
94 assert(actions > 0);
95
96 if (!(--actions))
97 drain();
98 }
99
100 static void stat_callback(struct pa_context *c, const struct pa_stat_info *i, void *userdata) {
101 char s[128];
102 if (!i) {
103 fprintf(stderr, "Failed to get statistics: %s\n", pa_strerror(pa_context_errno(c)));
104 quit(1);
105 return;
106 }
107
108 pa_bytes_snprint(s, sizeof(s), i->memblock_total_size);
109 printf("Currently in use: %u blocks containing %s bytes total.\n", i->memblock_total, s);
110
111 pa_bytes_snprint(s, sizeof(s), i->memblock_allocated_size);
112 printf("Allocated during whole lifetime: %u blocks containing %s bytes total.\n", i->memblock_allocated, s);
113
114 pa_bytes_snprint(s, sizeof(s), i->scache_size);
115 printf("Sample cache size: %s\n", s);
116
117 complete_action();
118 }
119
120 static void get_server_info_callback(struct pa_context *c, const struct pa_server_info *i, void *useerdata) {
121 char s[PA_SAMPLE_SPEC_SNPRINT_MAX];
122
123 if (!i) {
124 fprintf(stderr, "Failed to get server information: %s\n", pa_strerror(pa_context_errno(c)));
125 quit(1);
126 return;
127 }
128
129 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
130
131 printf("User name: %s\n"
132 "Host Name: %s\n"
133 "Server Name: %s\n"
134 "Server Version: %s\n"
135 "Default Sample Specification: %s\n"
136 "Default Sink: %s\n"
137 "Default Source: %s\n",
138 i->user_name,
139 i->host_name,
140 i->server_name,
141 i->server_version,
142 s,
143 i->default_sink_name,
144 i->default_source_name);
145
146 complete_action();
147 }
148
149 static void get_sink_info_callback(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata) {
150 char s[PA_SAMPLE_SPEC_SNPRINT_MAX];
151
152 if (is_last < 0) {
153 fprintf(stderr, "Failed to get sink information: %s\n", pa_strerror(pa_context_errno(c)));
154 quit(1);
155 return;
156 }
157
158 if (is_last) {
159 complete_action();
160 return;
161 }
162
163 assert(i);
164
165 if (nl)
166 printf("\n");
167 nl = 1;
168
169 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
170
171 printf("*** Sink #%u ***\n"
172 "Name: %s\n"
173 "Description: %s\n"
174 "Sample Specification: %s\n"
175 "Owner Module: %u\n"
176 "Volume: 0x%03x (%0.2f dB)\n"
177 "Monitor Source: %u\n"
178 "Latency: %0.0f usec\n",
179 i->index,
180 i->name,
181 i->description,
182 s,
183 i->owner_module,
184 i->volume, pa_volume_to_dB(i->volume),
185 i->monitor_source,
186 (double) i->latency);
187 }
188
189 static void get_source_info_callback(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata) {
190 char s[PA_SAMPLE_SPEC_SNPRINT_MAX], t[32];
191
192 if (is_last < 0) {
193 fprintf(stderr, "Failed to get source information: %s\n", pa_strerror(pa_context_errno(c)));
194 quit(1);
195 return;
196 }
197
198 if (is_last) {
199 complete_action();
200 return;
201 }
202
203 assert(i);
204
205 if (nl)
206 printf("\n");
207 nl = 1;
208
209 snprintf(t, sizeof(t), "%u", i->monitor_of_sink);
210
211 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
212
213 printf("*** Source #%u ***\n"
214 "Name: %s\n"
215 "Description: %s\n"
216 "Sample Specification: %s\n"
217 "Owner Module: %u\n"
218 "Monitor of Sink: %s\n"
219 "Latency: %0.0f usec\n",
220 i->index,
221 i->name,
222 i->description,
223 s,
224 i->owner_module,
225 i->monitor_of_sink != PA_INVALID_INDEX ? t : "no",
226 (double) i->latency);
227 }
228
229 static void get_module_info_callback(struct pa_context *c, const struct pa_module_info *i, int is_last, void *userdata) {
230 char t[32];
231
232 if (is_last < 0) {
233 fprintf(stderr, "Failed to get module information: %s\n", pa_strerror(pa_context_errno(c)));
234 quit(1);
235 return;
236 }
237
238 if (is_last) {
239 complete_action();
240 return;
241 }
242
243 assert(i);
244
245 if (nl)
246 printf("\n");
247 nl = 1;
248
249 snprintf(t, sizeof(t), "%u", i->n_used);
250
251 printf("*** Module #%u ***\n"
252 "Name: %s\n"
253 "Argument: %s\n"
254 "Usage counter: %s\n"
255 "Auto unload: %s\n",
256 i->index,
257 i->name,
258 i->argument,
259 i->n_used != PA_INVALID_INDEX ? t : "n/a",
260 i->auto_unload ? "yes" : "no");
261 }
262
263 static void get_client_info_callback(struct pa_context *c, const struct pa_client_info *i, int is_last, void *userdata) {
264 char t[32];
265
266 if (is_last < 0) {
267 fprintf(stderr, "Failed to get client information: %s\n", pa_strerror(pa_context_errno(c)));
268 quit(1);
269 return;
270 }
271
272 if (is_last) {
273 complete_action();
274 return;
275 }
276
277 assert(i);
278
279 if (nl)
280 printf("\n");
281 nl = 1;
282
283 snprintf(t, sizeof(t), "%u", i->owner_module);
284
285 printf("*** Client #%u ***\n"
286 "Name: %s\n"
287 "Owner Module: %s\n"
288 "Protocol Name: %s\n",
289 i->index,
290 i->name,
291 i->owner_module != PA_INVALID_INDEX ? t : "n/a",
292 i->protocol_name);
293 }
294
295 static void get_sink_input_info_callback(struct pa_context *c, const struct pa_sink_input_info *i, int is_last, void *userdata) {
296 char t[32], k[32], s[PA_SAMPLE_SPEC_SNPRINT_MAX];
297
298 if (is_last < 0) {
299 fprintf(stderr, "Failed to get sink input information: %s\n", pa_strerror(pa_context_errno(c)));
300 quit(1);
301 return;
302 }
303
304 if (is_last) {
305 complete_action();
306 return;
307 }
308
309 assert(i);
310
311 if (nl)
312 printf("\n");
313 nl = 1;
314
315 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
316 snprintf(t, sizeof(t), "%u", i->owner_module);
317 snprintf(k, sizeof(k), "%u", i->client);
318
319 printf("*** Sink Input #%u ***\n"
320 "Name: %s\n"
321 "Owner Module: %s\n"
322 "Client: %s\n"
323 "Sink: %u\n"
324 "Sample Specification: %s\n"
325 "Volume: 0x%03x (%0.2f dB)\n"
326 "Buffer Latency: %0.0f usec\n"
327 "Sink Latency: %0.0f usec\n",
328 i->index,
329 i->name,
330 i->owner_module != PA_INVALID_INDEX ? t : "n/a",
331 i->client != PA_INVALID_INDEX ? k : "n/a",
332 i->sink,
333 s,
334 i->volume, pa_volume_to_dB(i->volume),
335 (double) i->buffer_usec,
336 (double) i->sink_usec);
337 }
338
339 static void get_source_output_info_callback(struct pa_context *c, const struct pa_source_output_info *i, int is_last, void *userdata) {
340 char t[32], k[32], s[PA_SAMPLE_SPEC_SNPRINT_MAX];
341
342 if (is_last < 0) {
343 fprintf(stderr, "Failed to get source output information: %s\n", pa_strerror(pa_context_errno(c)));
344 quit(1);
345 return;
346 }
347
348 if (is_last) {
349 complete_action();
350 return;
351 }
352
353 assert(i);
354
355 if (nl)
356 printf("\n");
357 nl = 1;
358
359 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
360 snprintf(t, sizeof(t), "%u", i->owner_module);
361 snprintf(k, sizeof(k), "%u", i->client);
362
363 printf("*** Source Output #%u ***\n"
364 "Name: %s\n"
365 "Owner Module: %s\n"
366 "Client: %s\n"
367 "Source: %u\n"
368 "Sample Specification: %s\n"
369 "Buffer Latency: %0.0f usec\n"
370 "Source Latency: %0.0f usec\n",
371 i->index,
372 i->name,
373 i->owner_module != PA_INVALID_INDEX ? t : "n/a",
374 i->client != PA_INVALID_INDEX ? k : "n/a",
375 i->source,
376 s,
377 (double) i->buffer_usec,
378 (double) i->source_usec);
379 }
380
381 static void get_sample_info_callback(struct pa_context *c, const struct pa_sample_info *i, int is_last, void *userdata) {
382 char t[32], s[PA_SAMPLE_SPEC_SNPRINT_MAX];
383
384 if (is_last < 0) {
385 fprintf(stderr, "Failed to get sample information: %s\n", pa_strerror(pa_context_errno(c)));
386 quit(1);
387 return;
388 }
389
390 if (is_last) {
391 complete_action();
392 return;
393 }
394
395 assert(i);
396
397 if (nl)
398 printf("\n");
399 nl = 1;
400
401 pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec);
402 pa_bytes_snprint(t, sizeof(t), i->bytes);
403
404 printf("*** Sample #%u ***\n"
405 "Name: %s\n"
406 "Volume: 0x%03x (%0.2f dB)\n"
407 "Sample Specification: %s\n"
408 "Duration: %0.1fs\n"
409 "Size: %s\n"
410 "Lazy: %s\n"
411 "Filename: %s\n",
412 i->index,
413 i->name,
414 i->volume, pa_volume_to_dB(i->volume),
415 pa_sample_spec_valid(&i->sample_spec) ? s : "n/a",
416 (double) i->duration/1000000,
417 t,
418 i->lazy ? "yes" : "no",
419 i->filename ? i->filename : "n/a");
420 }
421
422 static void get_autoload_info_callback(struct pa_context *c, const struct pa_autoload_info *i, int is_last, void *userdata) {
423 if (is_last < 0) {
424 fprintf(stderr, "Failed to get autoload information: %s\n", pa_strerror(pa_context_errno(c)));
425 quit(1);
426 return;
427 }
428
429 if (is_last) {
430 complete_action();
431 return;
432 }
433
434 assert(i);
435
436 if (nl)
437 printf("\n");
438 nl = 1;
439
440 printf("*** Autoload Entry #%u ***\n"
441 "Name: %s\n"
442 "Type: %s\n"
443 "Module: %s\n"
444 "Argument: %s\n",
445 i->index,
446 i->name,
447 i->type == PA_AUTOLOAD_SINK ? "sink" : "source",
448 i->module,
449 i->argument);
450 }
451
452 static void simple_callback(struct pa_context *c, int success, void *userdata) {
453 if (!success) {
454 fprintf(stderr, "Failure: %s\n", pa_strerror(pa_context_errno(c)));
455 quit(1);
456 return;
457 }
458
459 complete_action();
460 }
461
462 static void stream_state_callback(struct pa_stream *s, void *userdata) {
463 assert(s);
464
465 switch (pa_stream_get_state(s)) {
466 case PA_STREAM_CREATING:
467 case PA_STREAM_READY:
468 break;
469
470 case PA_STREAM_TERMINATED:
471 drain();
472 break;
473
474 case PA_STREAM_FAILED:
475 default:
476 fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s))));
477 quit(1);
478 }
479 }
480
481 static void stream_write_callback(struct pa_stream *s, size_t length, void *userdata) {
482 sf_count_t l;
483 float *d;
484 assert(s && length && sndfile);
485
486 d = malloc(length);
487 assert(d);
488
489 assert(sample_length >= length);
490 l = length/pa_frame_size(&sample_spec);
491
492 if ((sf_readf_float(sndfile, d, l)) != l) {
493 free(d);
494 fprintf(stderr, "Premature end of file\n");
495 quit(1);
496 }
497
498 pa_stream_write(s, d, length, free, 0);
499
500 sample_length -= length;
501
502 if (sample_length <= 0) {
503 pa_stream_set_write_callback(sample_stream, NULL, NULL);
504 pa_stream_finish_upload(sample_stream);
505 }
506 }
507
508 static void context_state_callback(struct pa_context *c, void *userdata) {
509 assert(c);
510 switch (pa_context_get_state(c)) {
511 case PA_CONTEXT_CONNECTING:
512 case PA_CONTEXT_AUTHORIZING:
513 case PA_CONTEXT_SETTING_NAME:
514 break;
515
516 case PA_CONTEXT_READY:
517 switch (action) {
518 case STAT:
519 actions = 2;
520 pa_operation_unref(pa_context_stat(c, stat_callback, NULL));
521 pa_operation_unref(pa_context_get_server_info(c, get_server_info_callback, NULL));
522 break;
523
524 case PLAY_SAMPLE:
525 pa_operation_unref(pa_context_play_sample(c, sample_name, device, PA_VOLUME_NORM, simple_callback, NULL));
526 break;
527
528 case REMOVE_SAMPLE:
529 pa_operation_unref(pa_context_remove_sample(c, sample_name, simple_callback, NULL));
530 break;
531
532 case UPLOAD_SAMPLE:
533 sample_stream = pa_stream_new(c, sample_name, &sample_spec);
534 assert(sample_stream);
535
536 pa_stream_set_state_callback(sample_stream, stream_state_callback, NULL);
537 pa_stream_set_write_callback(sample_stream, stream_write_callback, NULL);
538 pa_stream_connect_upload(sample_stream, sample_length);
539 break;
540
541 case EXIT:
542 pa_context_exit_daemon(c);
543 drain();
544
545 case LIST:
546 actions = 8;
547 pa_operation_unref(pa_context_get_module_info_list(c, get_module_info_callback, NULL));
548 pa_operation_unref(pa_context_get_sink_info_list(c, get_sink_info_callback, NULL));
549 pa_operation_unref(pa_context_get_source_info_list(c, get_source_info_callback, NULL));
550 pa_operation_unref(pa_context_get_sink_input_info_list(c, get_sink_input_info_callback, NULL));
551 pa_operation_unref(pa_context_get_source_output_info_list(c, get_source_output_info_callback, NULL));
552 pa_operation_unref(pa_context_get_client_info_list(c, get_client_info_callback, NULL));
553 pa_operation_unref(pa_context_get_sample_info_list(c, get_sample_info_callback, NULL));
554 pa_operation_unref(pa_context_get_autoload_info_list(c, get_autoload_info_callback, NULL));
555 break;
556
557 default:
558 assert(0);
559 }
560 break;
561
562 case PA_CONTEXT_TERMINATED:
563 quit(0);
564 break;
565
566 case PA_CONTEXT_FAILED:
567 default:
568 fprintf(stderr, "Connection failure: %s\n", pa_strerror(pa_context_errno(c)));
569 quit(1);
570 }
571 }
572
573 static void exit_signal_callback(struct pa_mainloop_api *m, struct pa_signal_event *e, int sig, void *userdata) {
574 fprintf(stderr, "Got SIGINT, exiting.\n");
575 quit(0);
576 }
577
578 static void help(const char *argv0) {
579
580 printf("%s [options] stat\n"
581 "%s [options] list\n"
582 "%s [options] exit\n"
583 "%s [options] upload-sample FILENAME [NAME]\n"
584 "%s [options] play-sample NAME [SINK]\n"
585 "%s [options] remove-sample NAME\n\n"
586 " -h, --help Show this help\n"
587 " --version Show version\n\n"
588 " -s, --server=SERVER The name of the server to connect to\n"
589 " -n, --client-name=NAME How to call this client on the server\n",
590 argv0, argv0, argv0, argv0, argv0, argv0);
591 }
592
593 enum { ARG_VERSION = 256 };
594
595 int main(int argc, char *argv[]) {
596 struct pa_mainloop* m = NULL;
597 char tmp[PATH_MAX];
598 int ret = 1, r, c;
599 char *server = NULL, *client_name = NULL, *bn;
600
601 static const struct option long_options[] = {
602 {"server", 1, NULL, 's'},
603 {"client-name", 1, NULL, 'n'},
604 {"version", 0, NULL, ARG_VERSION},
605 {"help", 0, NULL, 'h'},
606 {NULL, 0, NULL, 0}
607 };
608
609 if (!(bn = strrchr(argv[0], '/')))
610 bn = argv[0];
611 else
612 bn++;
613
614 while ((c = getopt_long(argc, argv, "s:n:h", long_options, NULL)) != -1) {
615 switch (c) {
616 case 'h' :
617 help(bn);
618 ret = 0;
619 goto quit;
620
621 case ARG_VERSION:
622 printf("pactl "PACKAGE_VERSION"\nCompiled with libpolyp %s\nLinked with libpolyp %s\n", pa_get_headers_version(), pa_get_library_version());
623 ret = 0;
624 goto quit;
625
626 case 's':
627 free(server);
628 server = strdup(optarg);
629 break;
630
631 case 'n':
632 free(client_name);
633 client_name = strdup(optarg);
634 break;
635
636 default:
637 goto quit;
638 }
639 }
640
641 if (!client_name)
642 client_name = strdup(bn);
643
644 if (optind < argc) {
645 if (!strcmp(argv[optind], "stat"))
646 action = STAT;
647 else if (!strcmp(argv[optind], "exit"))
648 action = EXIT;
649 else if (!strcmp(argv[optind], "list"))
650 action = LIST;
651 else if (!strcmp(argv[optind], "upload-sample")) {
652 struct SF_INFO sfinfo;
653 action = UPLOAD_SAMPLE;
654
655 if (optind+1 >= argc) {
656 fprintf(stderr, "Please specify a sample file to load\n");
657 goto quit;
658 }
659
660 if (optind+2 < argc)
661 sample_name = strdup(argv[optind+2]);
662 else {
663 char *f = strrchr(argv[optind+1], '/');
664 size_t n;
665 if (f)
666 f++;
667 else
668 f = argv[optind];
669
670 n = strcspn(f, ".");
671 strncpy(tmp, f, n);
672 tmp[n] = 0;
673 sample_name = strdup(tmp);
674 }
675
676 memset(&sfinfo, 0, sizeof(sfinfo));
677 if (!(sndfile = sf_open(argv[optind+1], SFM_READ, &sfinfo))) {
678 fprintf(stderr, "Failed to open sound file.\n");
679 goto quit;
680 }
681
682 sample_spec.format = PA_SAMPLE_FLOAT32;
683 sample_spec.rate = sfinfo.samplerate;
684 sample_spec.channels = sfinfo.channels;
685
686 sample_length = sfinfo.frames*pa_frame_size(&sample_spec);
687 } else if (!strcmp(argv[optind], "play-sample")) {
688 action = PLAY_SAMPLE;
689 if (optind+1 >= argc) {
690 fprintf(stderr, "You have to specify a sample name to play\n");
691 goto quit;
692 }
693
694 sample_name = strdup(argv[optind+1]);
695
696 if (optind+2 < argc)
697 device = strdup(argv[optind+2]);
698
699 } else if (!strcmp(argv[optind], "remove-sample")) {
700 action = REMOVE_SAMPLE;
701 if (optind+1 >= argc) {
702 fprintf(stderr, "You have to specify a sample name to remove\n");
703 goto quit;
704 }
705
706 sample_name = strdup(argv[optind+1]);
707 }
708 }
709
710 if (action == NONE) {
711 fprintf(stderr, "No valid command specified.\n");
712 goto quit;
713 }
714
715 if (!(m = pa_mainloop_new())) {
716 fprintf(stderr, "pa_mainloop_new() failed.\n");
717 goto quit;
718 }
719
720 mainloop_api = pa_mainloop_get_api(m);
721
722 r = pa_signal_init(mainloop_api);
723 assert(r == 0);
724 pa_signal_new(SIGINT, exit_signal_callback, NULL);
725 signal(SIGPIPE, SIG_IGN);
726
727 if (!(context = pa_context_new(mainloop_api, client_name))) {
728 fprintf(stderr, "pa_context_new() failed.\n");
729 goto quit;
730 }
731
732 pa_context_set_state_callback(context, context_state_callback, NULL);
733 pa_context_connect(context, server, 1, NULL);
734
735 if (pa_mainloop_run(m, &ret) < 0) {
736 fprintf(stderr, "pa_mainloop_run() failed.\n");
737 goto quit;
738 }
739
740 quit:
741 if (sample_stream)
742 pa_stream_unref(sample_stream);
743
744 if (context)
745 pa_context_unref(context);
746
747 if (m) {
748 pa_signal_done();
749 pa_mainloop_free(m);
750 }
751
752 if (sndfile)
753 sf_close(sndfile);
754
755 free(server);
756 free(device);
757 free(sample_name);
758
759 return ret;
760 }