Jack2  1.9.12
Jackdmp.cpp
1 /*
2 Copyright (C) 2001 Paul Davis
3 Copyright (C) 2004-2013 Grame
4 
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9 
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14 
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 
19 */
20 
21 #include <iostream>
22 #include <assert.h>
23 #include <cassert>
24 #include <csignal>
25 #include <sys/types.h>
26 #include <getopt.h>
27 #include <cstring>
28 #include <cstdio>
29 #include <list>
30 
31 #include "types.h"
32 #include "jack.h"
33 #include "control.h"
34 #include "JackConstants.h"
35 #include "JackPlatformPlug.h"
36 #ifdef __ANDROID__
37 #include "JackControlAPIAndroid.h"
38 #endif
39 
40 #if defined(JACK_DBUS) && defined(__linux__)
41 #include <cstdlib>
42 #include <dbus/dbus.h>
43 #include "audio_reserve.h"
44 #endif
45 
46 /*
47 This is a simple port of the old jackdmp.cpp file to use the new jack2 control API. Available options for the server
48 are "hard-coded" in the source. A much better approach would be to use the control API to:
49 - dynamically retrieve available server parameters and then prepare to parse them
50 - get available drivers and their possible parameters, then prepare to parse them.
51 */
52 
53 #ifdef __APPLE__
54 #include <CoreFoundation/CFNotificationCenter.h>
55 #include <CoreFoundation/CoreFoundation.h>
56 
57 static void notify_server_start(const char* server_name)
58 {
59  // Send notification to be used in the JackRouter plugin
60  CFStringRef ref = CFStringCreateWithCString(NULL, server_name, kCFStringEncodingMacRoman);
61  CFNotificationCenterPostNotificationWithOptions(CFNotificationCenterGetDistributedCenter(),
62  CFSTR("com.grame.jackserver.start"),
63  ref,
64  NULL,
65  kCFNotificationDeliverImmediately | kCFNotificationPostToAllSessions);
66  CFRelease(ref);
67 }
68 
69 static void notify_server_stop(const char* server_name)
70 {
71  // Send notification to be used in the JackRouter plugin
72  CFStringRef ref1 = CFStringCreateWithCString(NULL, server_name, kCFStringEncodingMacRoman);
73  CFNotificationCenterPostNotificationWithOptions(CFNotificationCenterGetDistributedCenter(),
74  CFSTR("com.grame.jackserver.stop"),
75  ref1,
76  NULL,
77  kCFNotificationDeliverImmediately | kCFNotificationPostToAllSessions);
78  CFRelease(ref1);
79 }
80 
81 #else
82 
83 static void notify_server_start(const char* server_name)
84 {}
85 static void notify_server_stop(const char* server_name)
86 {}
87 
88 #endif
89 
90 static void copyright(FILE* file)
91 {
92  fprintf(file, "jackdmp " VERSION "\n"
93  "Copyright 2001-2005 Paul Davis and others.\n"
94  "Copyright 2004-2016 Grame.\n"
95  "Copyright 2016-2017 Filipe Coelho.\n"
96  "jackdmp comes with ABSOLUTELY NO WARRANTY\n"
97  "This is free software, and you are welcome to redistribute it\n"
98  "under certain conditions; see the file COPYING for details\n");
99 }
100 
101 static jackctl_driver_t * jackctl_server_get_driver(jackctl_server_t *server, const char *driver_name)
102 {
103  const JSList * node_ptr = jackctl_server_get_drivers_list(server);
104 
105  while (node_ptr) {
106  if (strcmp(jackctl_driver_get_name((jackctl_driver_t *)node_ptr->data), driver_name) == 0) {
107  return (jackctl_driver_t *)node_ptr->data;
108  }
109  node_ptr = jack_slist_next(node_ptr);
110  }
111 
112  return NULL;
113 }
114 
115 static jackctl_internal_t * jackctl_server_get_internal(jackctl_server_t *server, const char *internal_name)
116 {
117  const JSList * node_ptr = jackctl_server_get_internals_list(server);
118 
119  while (node_ptr) {
120  if (strcmp(jackctl_internal_get_name((jackctl_internal_t *)node_ptr->data), internal_name) == 0) {
121  return (jackctl_internal_t *)node_ptr->data;
122  }
123  node_ptr = jack_slist_next(node_ptr);
124  }
125 
126  return NULL;
127 }
128 
129 static jackctl_parameter_t * jackctl_get_parameter(const JSList * parameters_list, const char * parameter_name)
130 {
131  while (parameters_list) {
132  if (strcmp(jackctl_parameter_get_name((jackctl_parameter_t *)parameters_list->data), parameter_name) == 0) {
133  return (jackctl_parameter_t *)parameters_list->data;
134  }
135  parameters_list = jack_slist_next(parameters_list);
136  }
137 
138  return NULL;
139 }
140 
141 #ifdef __ANDROID__
142 static void jackctl_server_switch_master_dummy(jackctl_server_t * server_ctl, char * master_driver_name)
143 {
144  static bool is_dummy_driver = false;
145  if(!strcmp(master_driver_name, "dummy")) {
146  return;
147  }
148  jackctl_driver_t * driver_ctr;
149  if(is_dummy_driver) {
150  is_dummy_driver = false;
151  driver_ctr = jackctl_server_get_driver(server_ctl, master_driver_name);
152  } else {
153  is_dummy_driver = true;
154  driver_ctr = jackctl_server_get_driver(server_ctl, "dummy");
155  }
156  jackctl_server_switch_master(server_ctl, driver_ctr);
157 }
158 #endif
159 
160 static void print_server_drivers(jackctl_server_t *server, FILE* file)
161 {
162  const JSList * node_ptr = jackctl_server_get_drivers_list(server);
163 
164  fprintf(file, "Available backends:\n");
165 
166  while (node_ptr) {
167  jackctl_driver_t* driver = (jackctl_driver_t *)node_ptr->data;
168  fprintf(file, " %s (%s)\n", jackctl_driver_get_name(driver), (jackctl_driver_get_type(driver) == JackMaster) ? "master" : "slave");
169  node_ptr = jack_slist_next(node_ptr);
170  }
171  fprintf(file, "\n");
172 }
173 
174 static void print_server_internals(jackctl_server_t *server, FILE* file)
175 {
176  const JSList * node_ptr = jackctl_server_get_internals_list(server);
177 
178  fprintf(file, "Available internals:\n");
179 
180  while (node_ptr) {
181  jackctl_internal_t* internal = (jackctl_internal_t *)node_ptr->data;
182  fprintf(file, " %s\n", jackctl_internal_get_name(internal));
183  node_ptr = jack_slist_next(node_ptr);
184  }
185  fprintf(file, "\n");
186 }
187 
188 static void usage(FILE* file, jackctl_server_t *server, bool full = true)
189 {
190  jackctl_parameter_t * param;
191  const JSList * server_parameters;
192  uint32_t i;
193  union jackctl_parameter_value value;
194 
195  fprintf(file, "\n"
196  "Usage: jackdmp [ --no-realtime OR -r ]\n"
197  " [ --realtime OR -R [ --realtime-priority OR -P priority ] ]\n"
198  " (the two previous arguments are mutually exclusive. The default is --realtime)\n"
199  " [ --name OR -n server-name ]\n"
200  " [ --timeout OR -t client-timeout-in-msecs ]\n"
201  " [ --loopback OR -L loopback-port-number ]\n"
202  " [ --port-max OR -p maximum-number-of-ports]\n"
203  " [ --slave-backend OR -X slave-backend-name ]\n"
204  " [ --internal-client OR -I internal-client-name ]\n"
205  " [ --internal-session-file OR -C internal-session-file ]\n"
206  " [ --verbose OR -v ]\n"
207 #ifdef __linux__
208  " [ --clocksource OR -c [ h(pet) | s(ystem) ]\n"
209 #endif
210  " [ --autoconnect OR -a <modechar>]\n");
211 
212  server_parameters = jackctl_server_get_parameters(server);
213  param = jackctl_get_parameter(server_parameters, "self-connect-mode");
214  fprintf(file,
215  " where <modechar> is one of:\n");
216  for (i = 0; i < jackctl_parameter_get_enum_constraints_count(param); i++)
217  {
219  fprintf(file, " '%c' - %s", value.c, jackctl_parameter_get_enum_constraint_description(param, i));
220  if (value.c == JACK_DEFAULT_SELF_CONNECT_MODE)
221  {
222  fprintf(file, " (default)");
223  }
224  fprintf(file, "\n");
225  }
226 
227  fprintf(file,
228  " [ --replace-registry ]\n"
229  " [ --silent OR -s ]\n"
230  " [ --sync OR -S ]\n"
231  " [ --temporary OR -T ]\n"
232  " [ --version OR -V ]\n"
233  " -d master-backend-name [ ... master-backend args ... ]\n"
234  " jackdmp -d master-backend-name --help\n"
235  " to display options for each master backend\n\n");
236 
237  if (full) {
238  print_server_drivers(server, file);
239  print_server_internals(server, file);
240  }
241 }
242 
243 // Prototype to be found in libjackserver
244 extern "C" void silent_jack_error_callback(const char *desc);
245 
246 void print_version()
247 {
248  printf( "jackdmp version " VERSION " tmpdir "
249  jack_server_dir " protocol %d" "\n",
250  JACK_PROTOCOL_VERSION);
251  exit(-1);
252 
253 }
254 
255 int main(int argc, char** argv)
256 {
257  jackctl_server_t * server_ctl;
258  const JSList * server_parameters;
259  const char* server_name = JACK_DEFAULT_SERVER_NAME;
260  jackctl_driver_t * master_driver_ctl;
261  jackctl_driver_t * loopback_driver_ctl = NULL;
262  int replace_registry = 0;
263 
264  for(int a = 1; a < argc; ++a) {
265  if( !strcmp(argv[a], "--version") || !strcmp(argv[a], "-V") ) {
266  print_version();
267  }
268  }
269  const char *options = "-d:X:I:P:uvshrRL:STFl:t:mn:p:C:"
270  "a:"
271 #ifdef __linux__
272  "c:"
273 #endif
274  ;
275 
276  struct option long_options[] = {
277 #ifdef __linux__
278  { "clock-source", 1, 0, 'c' },
279 #endif
280  { "internal-session-file", 1, 0, 'C' },
281  { "loopback-driver", 1, 0, 'L' },
282  { "audio-driver", 1, 0, 'd' },
283  { "midi-driver", 1, 0, 'X' },
284  { "internal-client", 1, 0, 'I' },
285  { "verbose", 0, 0, 'v' },
286  { "help", 0, 0, 'h' },
287  { "port-max", 1, 0, 'p' },
288  { "no-mlock", 0, 0, 'm' },
289  { "name", 1, 0, 'n' },
290  { "unlock", 0, 0, 'u' },
291  { "realtime", 0, 0, 'R' },
292  { "no-realtime", 0, 0, 'r' },
293  { "replace-registry", 0, &replace_registry, 0 },
294  { "loopback", 0, 0, 'L' },
295  { "realtime-priority", 1, 0, 'P' },
296  { "timeout", 1, 0, 't' },
297  { "temporary", 0, 0, 'T' },
298  { "silent", 0, 0, 's' },
299  { "sync", 0, 0, 'S' },
300  { "autoconnect", 1, 0, 'a' },
301  { 0, 0, 0, 0 }
302  };
303 
304  int i,opt = 0;
305  int option_index = 0;
306  char* internal_session_file = NULL;
307  char* master_driver_name = NULL;
308  char** master_driver_args = NULL;
309  int master_driver_nargs = 1;
310  int loopback = 0;
311  jackctl_sigmask_t * sigmask;
312  jackctl_parameter_t* param;
313  union jackctl_parameter_value value;
314 
315  std::list<char*> internals_list;
316  std::list<char*> slaves_list;
317  std::list<char*>::iterator it;
318 
319  // Assume that we fail.
320  int return_value = -1;
321  bool notify_sent = false;
322 
323  copyright(stdout);
324 #if defined(JACK_DBUS) && defined(__linux__)
325  if (getenv("JACK_NO_AUDIO_RESERVATION"))
326  server_ctl = jackctl_server_create(NULL, NULL);
327  else
328  server_ctl = jackctl_server_create(audio_acquire, audio_release);
329 #else
330  server_ctl = jackctl_server_create(NULL, NULL);
331 #endif
332  if (server_ctl == NULL) {
333  fprintf(stderr, "Failed to create server object\n");
334  return -1;
335  }
336 
337  server_parameters = jackctl_server_get_parameters(server_ctl);
338 
339  opterr = 0;
340  while (!master_driver_name &&
341  (opt = getopt_long(argc, argv, options,
342  long_options, &option_index)) != EOF) {
343  switch (opt) {
344 
345  #ifdef __linux__
346  case 'c':
347  param = jackctl_get_parameter(server_parameters, "clock-source");
348  if (param != NULL) {
349  if (tolower (optarg[0]) == 'h') {
350  value.ui = JACK_TIMER_HPET;
351  jackctl_parameter_set_value(param, &value);
352  } else if (tolower (optarg[0]) == 'c') {
353  /* For backwards compatibility with scripts, allow
354  * the user to request the cycle clock on the
355  * command line, but use the system clock instead
356  */
357  value.ui = JACK_TIMER_SYSTEM_CLOCK;
358  jackctl_parameter_set_value(param, &value);
359  } else if (tolower (optarg[0]) == 's') {
360  value.ui = JACK_TIMER_SYSTEM_CLOCK;
361  jackctl_parameter_set_value(param, &value);
362  } else {
363  usage(stdout, server_ctl);
364  goto destroy_server;
365  }
366  }
367  break;
368  #endif
369 
370  case 'a':
371  param = jackctl_get_parameter(server_parameters, "self-connect-mode");
372  if (param != NULL) {
373  bool value_valid = false;
374  for (uint32_t k=0; k<jackctl_parameter_get_enum_constraints_count( param ); k++ ) {
376  if( value.c == optarg[0] )
377  value_valid = true;
378  }
379 
380  if( value_valid ) {
381  value.c = optarg[0];
382  jackctl_parameter_set_value(param, &value);
383  } else {
384  usage(stdout, server_ctl);
385  goto destroy_server;
386  }
387  }
388  break;
389 
390  case 'd':
391  master_driver_name = optarg;
392  break;
393 
394  case 'L':
395  loopback = atoi(optarg);
396  break;
397 
398  case 'X':
399  slaves_list.push_back(optarg);
400  break;
401 
402  case 'I':
403  internals_list.push_back(optarg);
404  break;
405 
406  case 'p':
407  param = jackctl_get_parameter(server_parameters, "port-max");
408  if (param != NULL) {
409  value.ui = atoi(optarg);
410  jackctl_parameter_set_value(param, &value);
411  }
412  break;
413 
414  case 'm':
415  break;
416 
417  case 'u':
418  break;
419 
420  case 'v':
421  param = jackctl_get_parameter(server_parameters, "verbose");
422  if (param != NULL) {
423  value.b = true;
424  jackctl_parameter_set_value(param, &value);
425  }
426  break;
427 
428  case 's':
429  jack_set_error_function(silent_jack_error_callback);
430  break;
431 
432  case 'S':
433  param = jackctl_get_parameter(server_parameters, "sync");
434  if (param != NULL) {
435  value.b = true;
436  jackctl_parameter_set_value(param, &value);
437  }
438  break;
439 
440  case 'n':
441  server_name = optarg;
442  param = jackctl_get_parameter(server_parameters, "name");
443  if (param != NULL) {
444  strncpy(value.str, optarg, JACK_PARAM_STRING_MAX);
445  jackctl_parameter_set_value(param, &value);
446  }
447  break;
448 
449  case 'C':
450  internal_session_file = optarg;
451  break;
452 
453  case 'P':
454  param = jackctl_get_parameter(server_parameters, "realtime-priority");
455  if (param != NULL) {
456  value.i = atoi(optarg);
457  jackctl_parameter_set_value(param, &value);
458  }
459  break;
460 
461  case 'r':
462  param = jackctl_get_parameter(server_parameters, "realtime");
463  if (param != NULL) {
464  value.b = false;
465  jackctl_parameter_set_value(param, &value);
466  }
467  break;
468 
469  case 'R':
470  param = jackctl_get_parameter(server_parameters, "realtime");
471  if (param != NULL) {
472  value.b = true;
473  jackctl_parameter_set_value(param, &value);
474  }
475  break;
476 
477  case 'T':
478  param = jackctl_get_parameter(server_parameters, "temporary");
479  if (param != NULL) {
480  value.b = true;
481  jackctl_parameter_set_value(param, &value);
482  }
483  break;
484 
485  case 't':
486  param = jackctl_get_parameter(server_parameters, "client-timeout");
487  if (param != NULL) {
488  value.i = atoi(optarg);
489  jackctl_parameter_set_value(param, &value);
490  }
491  break;
492 
493  default:
494  fprintf(stderr, "unknown option character %c\n", optopt);
495  /*fallthru*/
496 
497  case 'h':
498  usage(stdout, server_ctl);
499  goto destroy_server;
500  }
501  }
502 
503  // Long option with no letter so treated separately
504  param = jackctl_get_parameter(server_parameters, "replace-registry");
505  if (param != NULL) {
506  value.b = replace_registry;
507  jackctl_parameter_set_value(param, &value);
508  }
509 
510  if (!master_driver_name) {
511  usage(stderr, server_ctl, false);
512  goto destroy_server;
513  }
514 
515  // Master driver
516  master_driver_ctl = jackctl_server_get_driver(server_ctl, master_driver_name);
517  if (master_driver_ctl == NULL) {
518  fprintf(stderr, "Unknown driver \"%s\"\n", master_driver_name);
519  goto destroy_server;
520  }
521 
522  if (jackctl_driver_get_type(master_driver_ctl) != JackMaster) {
523  fprintf(stderr, "Driver \"%s\" is not a master \n", master_driver_name);
524  goto destroy_server;
525  }
526 
527  if (optind < argc) {
528  master_driver_nargs = 1 + argc - optind;
529  } else {
530  master_driver_nargs = 1;
531  }
532 
533  if (master_driver_nargs == 0) {
534  fprintf(stderr, "No driver specified ... hmm. JACK won't do"
535  " anything when run like this.\n");
536  goto destroy_server;
537  }
538 
539  master_driver_args = (char **) malloc(sizeof(char *) * master_driver_nargs);
540  master_driver_args[0] = master_driver_name;
541 
542  for (i = 1; i < master_driver_nargs; i++) {
543  master_driver_args[i] = argv[optind++];
544  }
545 
546  if (jackctl_driver_params_parse(master_driver_ctl, master_driver_nargs, master_driver_args)) {
547  goto destroy_server;
548  }
549 
550  // Setup signals
551  sigmask = jackctl_setup_signals(0);
552 
553  // Open server
554  if (! jackctl_server_open(server_ctl, master_driver_ctl)) {
555  fprintf(stderr, "Failed to open server\n");
556  goto destroy_server;
557  }
558 
559  // Slave drivers
560  for (it = slaves_list.begin(); it != slaves_list.end(); it++) {
561  jackctl_driver_t * slave_driver_ctl = jackctl_server_get_driver(server_ctl, *it);
562  if (slave_driver_ctl == NULL) {
563  fprintf(stderr, "Unknown driver \"%s\"\n", *it);
564  goto close_server;
565  }
566  if (jackctl_driver_get_type(slave_driver_ctl) != JackSlave) {
567  fprintf(stderr, "Driver \"%s\" is not a slave \n", *it);
568  goto close_server;
569  }
570  if (!jackctl_server_add_slave(server_ctl, slave_driver_ctl)) {
571  fprintf(stderr, "Driver \"%s\" cannot be loaded\n", *it);
572  goto close_server;
573  }
574  }
575 
576  // Loopback driver
577  if (loopback > 0) {
578  loopback_driver_ctl = jackctl_server_get_driver(server_ctl, "loopback");
579 
580  if (loopback_driver_ctl != NULL) {
581  const JSList * loopback_parameters = jackctl_driver_get_parameters(loopback_driver_ctl);
582  param = jackctl_get_parameter(loopback_parameters, "channels");
583  if (param != NULL) {
584  value.ui = loopback;
585  jackctl_parameter_set_value(param, &value);
586  }
587  if (!jackctl_server_add_slave(server_ctl, loopback_driver_ctl)) {
588  fprintf(stderr, "Driver \"loopback\" cannot be loaded\n");
589  goto close_server;
590  }
591  } else {
592  fprintf(stderr, "Driver \"loopback\" not found\n");
593  goto close_server;
594  }
595  }
596 
597  // Start the server
598  if (!jackctl_server_start(server_ctl)) {
599  fprintf(stderr, "Failed to start server\n");
600  goto close_server;
601  }
602 
603  // Internal clients
604  for (it = internals_list.begin(); it != internals_list.end(); it++) {
605  jackctl_internal_t * internal_driver_ctl = jackctl_server_get_internal(server_ctl, *it);
606  if (internal_driver_ctl == NULL) {
607  fprintf(stderr, "Unknown internal \"%s\"\n", *it);
608  goto stop_server;
609  }
610  if (!jackctl_server_load_internal(server_ctl, internal_driver_ctl)) {
611  fprintf(stderr, "Internal client \"%s\" cannot be loaded\n", *it);
612  goto stop_server;
613  }
614  }
615 
616  if (internal_session_file != NULL) {
617  if (!jackctl_server_load_session_file(server_ctl, internal_session_file)) {
618  fprintf(stderr, "Internal session file %s cannot be loaded!\n", internal_session_file);
619  goto stop_server;
620  }
621  }
622 
623  notify_server_start(server_name);
624  notify_sent = true;
625  return_value = 0;
626 
627  // Waits for signal
628 #ifdef __ANDROID__
629  //reserve SIGUSR2 signal for switching master driver
630  while(1) {
631  int signal = jackctl_wait_signals_and_return(sigmask);
632  if (signal == SIGUSR2) {
633  jackctl_server_switch_master_dummy(server_ctl, master_driver_name);
634  } else {
635  break;
636  }
637  }
638 #else
639  jackctl_wait_signals(sigmask);
640 #endif
641 
642  stop_server:
643  if (!jackctl_server_stop(server_ctl)) {
644  fprintf(stderr, "Cannot stop server...\n");
645  }
646 
647  close_server:
648  if (loopback > 0 && loopback_driver_ctl) {
649  jackctl_server_remove_slave(server_ctl, loopback_driver_ctl);
650  }
651  // Slave drivers
652  for (it = slaves_list.begin(); it != slaves_list.end(); it++) {
653  jackctl_driver_t * slave_driver_ctl = jackctl_server_get_driver(server_ctl, *it);
654  if (slave_driver_ctl) {
655  jackctl_server_remove_slave(server_ctl, slave_driver_ctl);
656  }
657  }
658 
659  // Internal clients
660  for (it = internals_list.begin(); it != internals_list.end(); it++) {
661  jackctl_internal_t * internal_driver_ctl = jackctl_server_get_internal(server_ctl, *it);
662  if (internal_driver_ctl) {
663  jackctl_server_unload_internal(server_ctl, internal_driver_ctl);
664  }
665  }
666  jackctl_server_close(server_ctl);
667 
668  destroy_server:
669  jackctl_server_destroy(server_ctl);
670  if (notify_sent) {
671  notify_server_stop(server_name);
672  }
673  return return_value;
674 }
jackctl_server_switch_master
SERVER_EXPORT bool jackctl_server_switch_master(jackctl_server *server_ptr, jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1424
jackctl_server_unload_internal
SERVER_EXPORT bool jackctl_server_unload_internal(jackctl_server *server_ptr, jackctl_internal *internal)
Definition: JackControlAPI.cpp:1350
jackctl_driver
Definition: JackControlAPI.cpp:114
control.h
JACK control API.
jackctl_server
Definition: JackControlAPI.cpp:61
jackctl_driver_get_parameters
const SERVER_EXPORT JSList * jackctl_driver_get_parameters(jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1126
jackctl_server_close
SERVER_EXPORT bool jackctl_server_close(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:968
jackctl_parameter_get_enum_constraint_description
const SERVER_EXPORT char * jackctl_parameter_get_enum_constraint_description(jackctl_parameter *parameter_ptr, uint32_t index)
Definition: JackControlAPI.cpp:1209
jackctl_driver_get_type
SERVER_EXPORT jackctl_driver_type_t jackctl_driver_get_type(jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1121
jackctl_server_add_slave
SERVER_EXPORT bool jackctl_server_add_slave(jackctl_server *server_ptr, jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1378
jackctl_driver_get_name
const SERVER_EXPORT char * jackctl_driver_get_name(jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1116
jackctl_parameter_value::i
int32_t i
member used for JackParamInt
Definition: JackControlAPI.h:56
jackctl_server_get_drivers_list
const SERVER_EXPORT JSList * jackctl_server_get_drivers_list(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:953
jackctl_driver_params_parse
SERVER_EXPORT int jackctl_driver_params_parse(jackctl_driver *driver_ptr, int argc, char *argv[])
Definition: JackDriverLoader.cpp:264
jackctl_server_get_internals_list
const SERVER_EXPORT JSList * jackctl_server_get_internals_list(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:1315
jackctl_parameter_set_value
SERVER_EXPORT bool jackctl_parameter_set_value(jackctl_parameter *parameter_ptr, const union jackctl_parameter_value *value_ptr)
Definition: JackControlAPI.cpp:1290
jackctl_server_load_session_file
SERVER_EXPORT bool jackctl_server_load_session_file(jackctl_server *server_ptr, const char *file)
Definition: JackControlAPI.cpp:1367
jackctl_server_load_internal
SERVER_EXPORT bool jackctl_server_load_internal(jackctl_server *server_ptr, jackctl_internal *internal)
Definition: JackControlAPI.cpp:1330
jackctl_parameter_get_enum_constraint_value
SERVER_EXPORT union jackctl_parameter_value jackctl_parameter_get_enum_constraint_value(jackctl_parameter *parameter_ptr, uint32_t index)
Definition: JackControlAPI.cpp:1175
jackctl_server_start
SERVER_EXPORT bool jackctl_server_start(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:1100
JackSlave
slave driver
Definition: control.h:53
jackctl_server_stop
SERVER_EXPORT bool jackctl_server_stop(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:958
jackctl_server_destroy
SERVER_EXPORT void jackctl_server_destroy(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:943
jackctl_internal
Definition: JackControlAPI.cpp:121
jackctl_server_get_parameters
const SERVER_EXPORT JSList * jackctl_server_get_parameters(jackctl_server *server_ptr)
Definition: JackControlAPI.cpp:995
jackctl_setup_signals
SERVER_EXPORT jackctl_sigmask_t * jackctl_setup_signals(unsigned int flags)
Definition: JackControlAPI.cpp:596
jackctl_parameter_value
Type for parameter value.
Definition: JackControlAPI.h:53
JACK_PARAM_STRING_MAX
#define JACK_PARAM_STRING_MAX
Max length of string parameter value, excluding terminating null char.
Definition: control.h:60
option
Definition: getopt.h:84
jackctl_server_open
SERVER_EXPORT bool jackctl_server_open(jackctl_server *server_ptr, jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1001
JackMaster
master driver
Definition: control.h:52
jackctl_parameter_get_name
const SERVER_EXPORT char * jackctl_parameter_get_name(jackctl_parameter *parameter_ptr)
Definition: JackControlAPI.cpp:1136
jackctl_server_create
SERVER_EXPORT jackctl_server_t * jackctl_server_create(bool(*on_device_acquire)(const char *device_name), void(*on_device_release)(const char *device_name))
Definition: JackControlAPI.cpp:744
jackctl_server_remove_slave
SERVER_EXPORT bool jackctl_server_remove_slave(jackctl_server *server_ptr, jackctl_driver *driver_ptr)
Definition: JackControlAPI.cpp:1401
jackctl_wait_signals
SERVER_EXPORT void jackctl_wait_signals(jackctl_sigmask_t *sigmask)
Definition: JackControlAPI.cpp:678
jackctl_parameter
Definition: JackControlAPI.cpp:128
jackctl_internal_get_name
const SERVER_EXPORT char * jackctl_internal_get_name(jackctl_internal *internal_ptr)
Definition: JackControlAPI.cpp:1320
_JSList
Definition: linux/alsa/jslist.h:35
jackctl_parameter_get_enum_constraints_count
SERVER_EXPORT uint32_t jackctl_parameter_get_enum_constraints_count(jackctl_parameter *parameter_ptr)
Definition: JackControlAPI.cpp:1161
jack_set_error_function
void jack_set_error_function(void(*func)(const char *)) JACK_OPTIONAL_WEAK_EXPORT
jackctl_sigmask
Definition: JackControlAPI.cpp:576