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jack2/common/JackAPI.cpp

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  1. /*

  2. Copyright (C) 2001-2003 Paul Davis

  3. Copyright (C) 2004-2008 Grame

  4. 

  5. This program is free software; you can redistribute it and/or modify

  6. it under the terms of the GNU Lesser General Public License as published by

  7. the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.

  14. 

  15. You should have received a copy of the GNU Lesser General Public License

  16. along with this program; if not, write to the Free Software

  17. Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

  18. 

  19. */

  20. 

  21. #include "JackClient.h"

  22. #include "JackError.h"

  23. #include "JackGraphManager.h"

  24. #include "JackEngineControl.h"

  25. #include "JackClientControl.h"

  26. #include "JackGlobals.h"

  27. #include "JackTime.h"

  28. #include "JackCompilerDeps.h"

  29. #include "JackPortType.h"

  30. #include "JackPlatformPlug.h"

  31. #include <math.h>

  32. 

  33. #ifdef __CLIENTDEBUG__

  34. #include "JackLibGlobals.h"

  35. #endif

  36. 

  37. using namespace Jack;

  38. 

  39. #ifdef __cplusplus

  40. extern "C"

  41. {

  42. #endif

  43. 

  44.     typedef void (*print_function)(const char*);

  45.     typedef void *(*thread_routine)(void*);

  46. 

  47.     LIB_EXPORT

  48.     void

  49.     jack_get_version(

  50.         int *major_ptr,

  51.         int *minor_ptr,

  52.         int *micro_ptr,

  53.         int *proto_ptr);

  54. 

  55.     LIB_EXPORT

  56.     const char*

  57.     jack_get_version_string();

  58. 

  59.     jack_client_t * jack_client_new_aux(const char* client_name,

  60.             jack_options_t options,

  61.             jack_status_t *status);

  62.     LIB_EXPORT jack_client_t * jack_client_open(const char* client_name,

  63.             jack_options_t options,

  64.             jack_status_t *status, ...);

  65.     LIB_EXPORT jack_client_t * jack_client_new(const char* client_name);

  66.     LIB_EXPORT int jack_client_name_size(void);

  67.     LIB_EXPORT char* jack_get_client_name(jack_client_t *client);

  68.     LIB_EXPORT int jack_internal_client_new(const char* client_name,

  69.                                          const char* load_name,

  70.                                          const char* load_init);

  71.     LIB_EXPORT void jack_internal_client_close(const char* client_name);

  72.     LIB_EXPORT int jack_is_realtime(jack_client_t *client);

  73.     LIB_EXPORT void jack_on_shutdown(jack_client_t *client,

  74.                                   JackShutdownCallback shutdown_callback, void *arg);

  75.     LIB_EXPORT void jack_on_info_shutdown(jack_client_t *client,

  76.                                   JackInfoShutdownCallback shutdown_callback, void *arg);

  77.     LIB_EXPORT int jack_set_process_callback(jack_client_t *client,

  78.                                           JackProcessCallback process_callback,

  79.                                           void *arg);

  80.     LIB_EXPORT jack_nframes_t jack_thread_wait(jack_client_t *client, int status);

  81. 

  82.     // new

  83.     LIB_EXPORT jack_nframes_t jack_cycle_wait(jack_client_t*);

  84.     LIB_EXPORT void jack_cycle_signal(jack_client_t*, int status);

  85.     LIB_EXPORT int jack_set_process_thread(jack_client_t* client, JackThreadCallback fun, void *arg);

  86. 

  87.     LIB_EXPORT int jack_set_thread_init_callback(jack_client_t *client,

  88.             JackThreadInitCallback thread_init_callback,

  89.             void *arg);

  90.     LIB_EXPORT int jack_set_freewheel_callback(jack_client_t *client,

  91.                                             JackFreewheelCallback freewheel_callback,

  92.                                             void *arg);

  93.     LIB_EXPORT int jack_set_freewheel(jack_client_t* client, int onoff);

  94.     LIB_EXPORT int jack_set_buffer_size(jack_client_t *client, jack_nframes_t nframes);

  95.     LIB_EXPORT int jack_set_buffer_size_callback(jack_client_t *client,

  96.             JackBufferSizeCallback bufsize_callback,

  97.             void *arg);

  98.     LIB_EXPORT int jack_set_sample_rate_callback(jack_client_t *client,

  99.             JackSampleRateCallback srate_callback,

  100.             void *arg);

  101.     LIB_EXPORT int jack_set_client_registration_callback(jack_client_t *,

  102.             JackClientRegistrationCallback

  103.             registration_callback, void *arg);

  104.     LIB_EXPORT int jack_set_port_registration_callback(jack_client_t *,

  105.             JackPortRegistrationCallback

  106.             registration_callback, void *arg);

  107.     LIB_EXPORT int jack_set_port_connect_callback(jack_client_t *,

  108.             JackPortConnectCallback

  109.             connect_callback, void *arg);

  110.     LIB_EXPORT int jack_set_port_rename_callback(jack_client_t *,

  111.                                     JackPortRenameCallback

  112.                                     rename_callback, void *arg);

  113.     LIB_EXPORT int jack_set_graph_order_callback(jack_client_t *,

  114.             JackGraphOrderCallback graph_callback,

  115.             void *);

  116.     LIB_EXPORT int jack_set_xrun_callback(jack_client_t *,

  117.                                        JackXRunCallback xrun_callback, void *arg);

  118.     LIB_EXPORT int jack_set_latency_callback(jack_client_t *client,

  119. 			       JackLatencyCallback latency_callback, void *arg);

  120. 

  121.     LIB_EXPORT int jack_activate(jack_client_t *client);

  122.     LIB_EXPORT int jack_deactivate(jack_client_t *client);

  123.     LIB_EXPORT jack_port_t * jack_port_register(jack_client_t *client,

  124.             const char* port_name,

  125.             const char* port_type,

  126.             unsigned long flags,

  127.             unsigned long buffer_size);

  128.     LIB_EXPORT int jack_port_unregister(jack_client_t *, jack_port_t *);

  129.     LIB_EXPORT void * jack_port_get_buffer(jack_port_t *, jack_nframes_t);

  130.     LIB_EXPORT const char*  jack_port_name(const jack_port_t *port);

  131.     LIB_EXPORT const char*  jack_port_short_name(const jack_port_t *port);

  132.     LIB_EXPORT int jack_port_flags(const jack_port_t *port);

  133.     LIB_EXPORT const char*  jack_port_type(const jack_port_t *port);

  134.     LIB_EXPORT jack_port_type_id_t jack_port_type_id(const jack_port_t *port);

  135.     LIB_EXPORT int jack_port_is_mine(const jack_client_t *, const jack_port_t *port);

  136.     LIB_EXPORT int jack_port_connected(const jack_port_t *port);

  137.     LIB_EXPORT int jack_port_connected_to(const jack_port_t *port,

  138.                                        const char* port_name);

  139.     LIB_EXPORT const char* * jack_port_get_connections(const jack_port_t *port);

  140.     LIB_EXPORT const char* * jack_port_get_all_connections(const jack_client_t *client,

  141.             const jack_port_t *port);

  142.     LIB_EXPORT int jack_port_tie(jack_port_t *src, jack_port_t *dst);

  143.     LIB_EXPORT int jack_port_untie(jack_port_t *port);

  144. 

  145.     // Old latency API

  146.     LIB_EXPORT jack_nframes_t jack_port_get_latency(jack_port_t *port);

  147.     LIB_EXPORT jack_nframes_t jack_port_get_total_latency(jack_client_t *,

  148.             jack_port_t *port);

  149.     LIB_EXPORT void jack_port_set_latency(jack_port_t *, jack_nframes_t);

  150.     LIB_EXPORT int jack_recompute_total_latency(jack_client_t*, jack_port_t* port);

  151. 

  152.     // New latency API

  153.     LIB_EXPORT void jack_port_get_latency_range(jack_port_t *port, jack_latency_callback_mode_t mode, jack_latency_range_t *range);

  154.     LIB_EXPORT void jack_port_set_latency_range(jack_port_t *port, jack_latency_callback_mode_t mode, jack_latency_range_t *range);

  155.     LIB_EXPORT int jack_recompute_total_latencies(jack_client_t*);

  156. 

  157.     LIB_EXPORT int jack_port_set_name(jack_port_t *port, const char* port_name);

  158.     LIB_EXPORT int jack_port_set_alias(jack_port_t *port, const char* alias);

  159.     LIB_EXPORT int jack_port_unset_alias(jack_port_t *port, const char* alias);

  160.     LIB_EXPORT int jack_port_get_aliases(const jack_port_t *port, char* const aliases[2]);

  161.     LIB_EXPORT int jack_port_request_monitor(jack_port_t *port, int onoff);

  162.     LIB_EXPORT int jack_port_request_monitor_by_name(jack_client_t *client,

  163.             const char* port_name, int onoff);

  164.     LIB_EXPORT int jack_port_ensure_monitor(jack_port_t *port, int onoff);

  165.     LIB_EXPORT int jack_port_monitoring_input(jack_port_t *port);

  166.     LIB_EXPORT int jack_connect(jack_client_t *,

  167.                              const char* source_port,

  168.                              const char* destination_port);

  169.     LIB_EXPORT int jack_disconnect(jack_client_t *,

  170.                                 const char* source_port,

  171.                                 const char* destination_port);

  172.     LIB_EXPORT int jack_port_disconnect(jack_client_t *, jack_port_t *);

  173.     LIB_EXPORT int jack_port_name_size(void);

  174.     LIB_EXPORT int jack_port_type_size(void);

  175.     LIB_EXPORT size_t jack_port_type_get_buffer_size(jack_client_t *client, const char* port_type);

  176.     LIB_EXPORT jack_nframes_t jack_get_sample_rate(jack_client_t *);

  177.     LIB_EXPORT jack_nframes_t jack_get_buffer_size(jack_client_t *);

  178.     LIB_EXPORT const char* * jack_get_ports(jack_client_t *,

  179.                                          const char* port_name_pattern,

  180.                                          const char* type_name_pattern,

  181.                                          unsigned long flags);

  182.     LIB_EXPORT jack_port_t * jack_port_by_name(jack_client_t *, const char* port_name);

  183.     LIB_EXPORT jack_port_t * jack_port_by_id(jack_client_t *client,

  184.                                           jack_port_id_t port_id);

  185.     LIB_EXPORT int jack_engine_takeover_timebase(jack_client_t *);

  186.     LIB_EXPORT jack_nframes_t jack_frames_since_cycle_start(const jack_client_t *);

  187.     LIB_EXPORT jack_time_t jack_get_time();

  188.     LIB_EXPORT jack_nframes_t jack_time_to_frames(const jack_client_t *client, jack_time_t time);

  189.     LIB_EXPORT jack_time_t jack_frames_to_time(const jack_client_t *client, jack_nframes_t frames);

  190.     LIB_EXPORT jack_nframes_t jack_frame_time(const jack_client_t *);

  191.     LIB_EXPORT jack_nframes_t jack_last_frame_time(const jack_client_t *client);

  192.     LIB_EXPORT float jack_cpu_load(jack_client_t *client);

  193.     LIB_EXPORT jack_native_thread_t jack_client_thread_id(jack_client_t *);

  194.     LIB_EXPORT void jack_set_error_function(print_function);

  195.     LIB_EXPORT void jack_set_info_function(print_function);

  196. 

  197.     LIB_EXPORT float jack_get_max_delayed_usecs(jack_client_t *client);

  198.     LIB_EXPORT float jack_get_xrun_delayed_usecs(jack_client_t *client);

  199.     LIB_EXPORT void jack_reset_max_delayed_usecs(jack_client_t *client);

  200. 

  201.     LIB_EXPORT int jack_release_timebase(jack_client_t *client);

  202.     LIB_EXPORT int jack_set_sync_callback(jack_client_t *client,

  203.                                        JackSyncCallback sync_callback,

  204.                                        void *arg);

  205.     LIB_EXPORT int jack_set_sync_timeout(jack_client_t *client,

  206.                                       jack_time_t timeout);

  207.     LIB_EXPORT int jack_set_timebase_callback(jack_client_t *client,

  208.                                            int conditional,

  209.                                            JackTimebaseCallback timebase_callback,

  210.                                            void *arg);

  211.     LIB_EXPORT int jack_transport_locate(jack_client_t *client,

  212.                                       jack_nframes_t frame);

  213.     LIB_EXPORT jack_transport_state_t jack_transport_query(const jack_client_t *client,

  214.             jack_position_t *pos);

  215.     LIB_EXPORT jack_nframes_t jack_get_current_transport_frame(const jack_client_t *client);

  216.     LIB_EXPORT int jack_transport_reposition(jack_client_t *client,

  217.                                           const jack_position_t *pos);

  218.     LIB_EXPORT void jack_transport_start(jack_client_t *client);

  219.     LIB_EXPORT void jack_transport_stop(jack_client_t *client);

  220.     LIB_EXPORT void jack_get_transport_info(jack_client_t *client,

  221.                                          jack_transport_info_t *tinfo);

  222.     LIB_EXPORT void jack_set_transport_info(jack_client_t *client,

  223.                                          jack_transport_info_t *tinfo);

  224. 

  225.     LIB_EXPORT int jack_client_real_time_priority(jack_client_t*);

  226.     LIB_EXPORT int jack_client_max_real_time_priority(jack_client_t*);

  227.     LIB_EXPORT int jack_acquire_real_time_scheduling(jack_native_thread_t thread, int priority);

  228.     LIB_EXPORT int jack_client_create_thread(jack_client_t* client,

  229.                                           jack_native_thread_t *thread,

  230.                                           int priority,

  231.                                           int realtime,         // boolean

  232.                                           thread_routine routine,

  233.                                           void *arg);

  234.     LIB_EXPORT int jack_drop_real_time_scheduling(jack_native_thread_t thread);

  235. 

  236.     LIB_EXPORT int jack_client_stop_thread(jack_client_t* client, jack_native_thread_t thread);

  237.     LIB_EXPORT int jack_client_kill_thread(jack_client_t* client, jack_native_thread_t thread);

  238. #ifndef WIN32

  239.     LIB_EXPORT void jack_set_thread_creator(jack_thread_creator_t jtc);

  240. #endif

  241.     LIB_EXPORT char * jack_get_internal_client_name(jack_client_t *client,

  242.             jack_intclient_t intclient);

  243.     LIB_EXPORT jack_intclient_t jack_internal_client_handle(jack_client_t *client,

  244.             const char* client_name,

  245.             jack_status_t *status);

  246.     LIB_EXPORT jack_intclient_t jack_internal_client_load(jack_client_t *client,

  247.             const char* client_name,

  248.             jack_options_t options,

  249.             jack_status_t *status, ...);

  250.     LIB_EXPORT jack_intclient_t jack_internal_client_load_aux(jack_client_t *client,

  251.             const char* client_name,

  252.             jack_options_t options,

  253.             jack_status_t *status, va_list ap);

  254. 

  255.     LIB_EXPORT jack_status_t jack_internal_client_unload(jack_client_t *client,

  256.             jack_intclient_t intclient);

  257.     LIB_EXPORT void jack_free(void* ptr);

  258. 

  259.     LIB_EXPORT int jack_set_session_callback(jack_client_t* ext_client, JackSessionCallback session_callback, void* arg);

  260.     LIB_EXPORT jack_session_command_t *jack_session_notify(jack_client_t* ext_client, const char* target, jack_session_event_type_t ev_type, const char* path);

  261.     LIB_EXPORT int jack_session_reply(jack_client_t* ext_client, jack_session_event_t *event);

  262.     LIB_EXPORT void jack_session_event_free(jack_session_event_t* ev);

  263.     LIB_EXPORT char* jack_client_get_uuid (jack_client_t *client);

  264.     LIB_EXPORT char* jack_get_uuid_for_client_name(jack_client_t* ext_client, const char* client_name);

  265.     LIB_EXPORT char* jack_get_client_name_by_uuid(jack_client_t* ext_client, const char* client_uuid);

  266.     LIB_EXPORT int jack_reserve_client_name(jack_client_t* ext_client, const char* name, const char* uuid);

  267.     LIB_EXPORT void jack_session_commands_free(jack_session_command_t *cmds);

  268.     LIB_EXPORT int jack_client_has_session_callback(jack_client_t *client, const char* client_name);

  269. 

  270. #ifdef __cplusplus

  271. }

  272. #endif

  273. 

  274. static inline bool CheckPort(jack_port_id_t port_index)

  275. {

  276.     return (port_index > 0 && port_index < PORT_NUM_MAX);

  277. }

  278. 

  279. static inline bool CheckBufferSize(jack_nframes_t buffer_size)

  280. {

  281.     return (buffer_size >= 1 && buffer_size <= BUFFER_SIZE_MAX);

  282. }

  283. 

  284. static inline void WaitGraphChange()

  285. {

  286.     /*

  287.     TLS key that is set only in RT thread, so never waits for pending

  288.     graph change in RT context (just read the current graph state).

  289.     */

  290. 

  291.     if (jack_tls_get(JackGlobals::fRealTime) == NULL) {

  292.         JackGraphManager* manager = GetGraphManager();

  293.         JackEngineControl* control = GetEngineControl();

  294.         assert(manager);

  295.         assert(control);

  296.         if (manager->IsPendingChange()) {

  297.             jack_log("WaitGraphChange...");

  298.             JackSleep(int(control->fPeriodUsecs * 1.1f));

  299.         }

  300.     }

  301. }

  302. 

  303. LIB_EXPORT void jack_set_error_function(print_function func)

  304. {

  305.     jack_error_callback = (func == NULL) ? &default_jack_error_callback : func;

  306. }

  307. 

  308. LIB_EXPORT void jack_set_info_function(print_function func)

  309. {

  310.     jack_info_callback = (func == NULL) ? &default_jack_info_callback : func;

  311. }

  312. 

  313. LIB_EXPORT jack_client_t* jack_client_new(const char* client_name)

  314. {

  315. #ifdef __CLIENTDEBUG__

  316.     JackGlobals::CheckContext("jack_client_new");

  317. #endif

  318.     try {

  319.         assert(JackGlobals::fOpenMutex);

  320.         JackGlobals::fOpenMutex->Lock();

  321.         jack_error("jack_client_new: deprecated");

  322.         int options = JackUseExactName;

  323.         if (getenv("JACK_START_SERVER") == NULL)

  324.             options |= JackNoStartServer;

  325.         jack_client_t* res = jack_client_new_aux(client_name, (jack_options_t)options, NULL);

  326.         JackGlobals::fOpenMutex->Unlock();

  327.         return res;

  328.     } catch (std::bad_alloc& e) {

  329.         jack_error("Memory allocation error...");

  330.         return NULL;

  331.     } catch (...) {

  332.         jack_error("Unknown error...");

  333.         return NULL;

  334.     }

  335. }

  336. 

  337. LIB_EXPORT void* jack_port_get_buffer(jack_port_t* port, jack_nframes_t frames)

  338. {

  339. #ifdef __CLIENTDEBUG__

  340.     JackGlobals::CheckContext("jack_port_get_buffer");

  341. #endif

  342.     uintptr_t port_aux = (uintptr_t)port;

  343.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  344.     if (!CheckPort(myport)) {

  345.         jack_error("jack_port_get_buffer called with an incorrect port %ld", myport);

  346.         return NULL;

  347.     } else {

  348.         JackGraphManager* manager = GetGraphManager();

  349.         return (manager ? manager->GetBuffer(myport, frames) : NULL);

  350.     }

  351. }

  352. 

  353. LIB_EXPORT const char* jack_port_name(const jack_port_t* port)

  354. {

  355. #ifdef __CLIENTDEBUG__

  356.     JackGlobals::CheckContext("jack_port_name");

  357. #endif

  358.     uintptr_t port_aux = (uintptr_t)port;

  359.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  360.     if (!CheckPort(myport)) {

  361.         jack_error("jack_port_name called with an incorrect port %ld", myport);

  362.         return NULL;

  363.     } else {

  364.         JackGraphManager* manager = GetGraphManager();

  365.         return (manager ? manager->GetPort(myport)->GetName() : NULL);

  366.     }

  367. }

  368. 

  369. LIB_EXPORT const char* jack_port_short_name(const jack_port_t* port)

  370. {

  371. #ifdef __CLIENTDEBUG__

  372.     JackGlobals::CheckContext("jack_port_short_name");

  373. #endif

  374.     uintptr_t port_aux = (uintptr_t)port;

  375.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  376.     if (!CheckPort(myport)) {

  377.         jack_error("jack_port_short_name called with an incorrect port %ld", myport);

  378.         return NULL;

  379.     } else {

  380.         JackGraphManager* manager = GetGraphManager();

  381.         return (manager ? manager->GetPort(myport)->GetShortName() : NULL);

  382.     }

  383. }

  384. 

  385. LIB_EXPORT int jack_port_flags(const jack_port_t* port)

  386. {

  387. #ifdef __CLIENTDEBUG__

  388.     JackGlobals::CheckContext("jack_port_flags");

  389. #endif

  390.     uintptr_t port_aux = (uintptr_t)port;

  391.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  392.     if (!CheckPort(myport)) {

  393.         jack_error("jack_port_flags called with an incorrect port %ld", myport);

  394.         return -1;

  395.     } else {

  396.         JackGraphManager* manager = GetGraphManager();

  397.         return (manager ? manager->GetPort(myport)->GetFlags() : -1);

  398.     }

  399. }

  400. 

  401. LIB_EXPORT const char* jack_port_type(const jack_port_t* port)

  402. {

  403. #ifdef __CLIENTDEBUG__

  404.     JackGlobals::CheckContext("jack_port_type");

  405. #endif

  406.     uintptr_t port_aux = (uintptr_t)port;

  407.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  408.    if (!CheckPort(myport)) {

  409.         jack_error("jack_port_flags called an incorrect port %ld", myport);

  410.         return NULL;

  411.     } else {

  412.         JackGraphManager* manager = GetGraphManager();

  413.         return (manager ? manager->GetPort(myport)->GetType() : NULL);

  414.     }

  415. }

  416. 

  417. LIB_EXPORT jack_port_type_id_t jack_port_type_id(const jack_port_t *port)

  418. {

  419. #ifdef __CLIENTDEBUG__

  420.     JackGlobals::CheckContext("jack_port_type_id");

  421. #endif

  422.     uintptr_t port_aux = (uintptr_t)port;

  423.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  424.     if (!CheckPort(myport)) {

  425.         jack_error("jack_port_type_id called an incorrect port %ld", myport);

  426.         return 0;

  427.     } else {

  428.         JackGraphManager* manager = GetGraphManager();

  429.         return (manager ? GetPortTypeId(manager->GetPort(myport)->GetType()) : 0);

  430.     }

  431. }

  432. 

  433. LIB_EXPORT int jack_port_connected(const jack_port_t* port)

  434. {

  435. #ifdef __CLIENTDEBUG__

  436.     JackGlobals::CheckContext("jack_port_connected");

  437. #endif

  438.     uintptr_t port_aux = (uintptr_t)port;

  439.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  440.     if (!CheckPort(myport)) {

  441.         jack_error("jack_port_connected called with an incorrect port %ld", myport);

  442.         return -1;

  443.     } else {

  444.         WaitGraphChange();

  445.         JackGraphManager* manager = GetGraphManager();

  446.         return (manager ? manager->GetConnectionsNum(myport) : -1);

  447.     }

  448. }

  449. 

  450. LIB_EXPORT int jack_port_connected_to(const jack_port_t* port, const char* port_name)

  451. {

  452. #ifdef __CLIENTDEBUG__

  453.     JackGlobals::CheckContext("jack_port_connected_to");

  454. #endif

  455.     uintptr_t port_aux = (uintptr_t)port;

  456.     jack_port_id_t src = (jack_port_id_t)port_aux;

  457.     if (!CheckPort(src)) {

  458.         jack_error("jack_port_connected_to called with an incorrect port %ld", src);

  459.         return -1;

  460.     } else if (port_name == NULL) {

  461.         jack_error("jack_port_connected_to called with a NULL port name");

  462.         return -1;

  463.     } else {

  464.         WaitGraphChange();

  465.         JackGraphManager* manager = GetGraphManager();

  466.         jack_port_id_t dst = (manager ? manager->GetPort(port_name) : NO_PORT);

  467.         if (dst == NO_PORT) {

  468.             jack_error("Unknown destination port port_name = %s", port_name);

  469.             return 0;

  470.         } else {

  471.             return manager->IsConnected(src, dst);

  472.         }

  473.     }

  474. }

  475. 

  476. LIB_EXPORT int jack_port_tie(jack_port_t* src, jack_port_t* dst)

  477. {

  478. #ifdef __CLIENTDEBUG__

  479.     JackGlobals::CheckContext("jack_port_tie");

  480. #endif

  481.     uintptr_t src_aux = (uintptr_t)src;

  482.     jack_port_id_t mysrc = (jack_port_id_t)src_aux;

  483.     if (!CheckPort(mysrc)) {

  484.         jack_error("jack_port_tie called with a NULL src port");

  485.         return -1;

  486.     }

  487.     uintptr_t dst_aux = (uintptr_t)dst;

  488.     jack_port_id_t mydst = (jack_port_id_t)dst_aux;

  489.     if (!CheckPort(mydst)) {

  490.         jack_error("jack_port_tie called with a NULL dst port");

  491.         return -1;

  492.     }

  493.     JackGraphManager* manager = GetGraphManager();

  494.     if (manager && manager->GetPort(mysrc)->GetRefNum() != manager->GetPort(mydst)->GetRefNum()) {

  495.         jack_error("jack_port_tie called with ports not belonging to the same client");

  496.         return -1;

  497.     } else {

  498.         return manager->GetPort(mydst)->Tie(mysrc);

  499.     }

  500. }

  501. 

  502. LIB_EXPORT int jack_port_untie(jack_port_t* port)

  503. {

  504. #ifdef __CLIENTDEBUG__

  505.     JackGlobals::CheckContext("jack_port_untie");

  506. #endif

  507.     uintptr_t port_aux = (uintptr_t)port;

  508.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  509.     if (!CheckPort(myport)) {

  510.         jack_error("jack_port_untie called with an incorrect port %ld", myport);

  511.         return -1;

  512.     } else {

  513.         JackGraphManager* manager = GetGraphManager();

  514.         return (manager ? manager->GetPort(myport)->UnTie() : -1);

  515.     }

  516. }

  517. 

  518. LIB_EXPORT jack_nframes_t jack_port_get_latency(jack_port_t* port)

  519. {

  520. #ifdef __CLIENTDEBUG__

  521.     JackGlobals::CheckContext("jack_port_get_latency");

  522. #endif

  523.     uintptr_t port_aux = (uintptr_t)port;

  524.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  525.     if (!CheckPort(myport)) {

  526.         jack_error("jack_port_get_latency called with an incorrect port %ld", myport);

  527.         return 0;

  528.     } else {

  529.         WaitGraphChange();

  530.         JackGraphManager* manager = GetGraphManager();

  531.         return (manager ? manager->GetPort(myport)->GetLatency() : 0);

  532.     }

  533. }

  534. 

  535. LIB_EXPORT void jack_port_set_latency(jack_port_t* port, jack_nframes_t frames)

  536. {

  537. #ifdef __CLIENTDEBUG__

  538.     JackGlobals::CheckContext("jack_port_set_latency");

  539. #endif

  540.     uintptr_t port_aux = (uintptr_t)port;

  541.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  542.     if (!CheckPort(myport)) {

  543.         jack_error("jack_port_set_latency called with an incorrect port %ld", myport);

  544.     } else {

  545.         JackGraphManager* manager = GetGraphManager();

  546.         if (manager)

  547.             manager->GetPort(myport)->SetLatency(frames);

  548.     }

  549. }

  550. 

  551. LIB_EXPORT void jack_port_get_latency_range(jack_port_t *port, jack_latency_callback_mode_t mode, jack_latency_range_t *range)

  552. {

  553. #ifdef __CLIENTDEBUG__

  554.     JackGlobals::CheckContext("jack_port_get_latency_range");

  555. #endif

  556.     uintptr_t port_aux = (uintptr_t)port;

  557.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  558.     if (!CheckPort(myport)) {

  559.         jack_error("jack_port_get_latency_range called with an incorrect port %ld", myport);

  560.     } else {

  561.         WaitGraphChange();

  562.         JackGraphManager* manager = GetGraphManager();

  563.         if (manager)

  564.             manager->GetPort(myport)->GetLatencyRange(mode, range);

  565.     }

  566. }

  567. 

  568. LIB_EXPORT void jack_port_set_latency_range(jack_port_t *port, jack_latency_callback_mode_t mode, jack_latency_range_t *range)

  569. {

  570. #ifdef __CLIENTDEBUG__

  571.     JackGlobals::CheckContext("jack_port_set_latency_range");

  572. #endif

  573.     uintptr_t port_aux = (uintptr_t)port;

  574.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  575.     if (!CheckPort(myport)) {

  576.         jack_error("jack_port_set_latency_range called with an incorrect port %ld", myport);

  577.     } else {

  578.         WaitGraphChange();

  579.         JackGraphManager* manager = GetGraphManager();

  580.         if (manager)

  581.             manager->GetPort(myport)->SetLatencyRange(mode, range);

  582.     }

  583. }

  584. 

  585. LIB_EXPORT int jack_recompute_total_latency(jack_client_t* ext_client, jack_port_t* port)

  586. {

  587. #ifdef __CLIENTDEBUG__

  588.     JackGlobals::CheckContext("jack_recompute_total_latency");

  589. #endif

  590. 

  591.     JackClient* client = (JackClient*)ext_client;

  592.     uintptr_t port_aux = (uintptr_t)port;

  593.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  594.     if (client == NULL) {

  595.         jack_error("jack_recompute_total_latency called with a NULL client");

  596.         return -1;

  597.     } else if (!CheckPort(myport)) {

  598.         jack_error("jack_recompute_total_latency called with a NULL port");

  599.         return -1;

  600.     } else {

  601.         WaitGraphChange();

  602.         JackGraphManager* manager = GetGraphManager();

  603.         return (manager ? manager->ComputeTotalLatency(myport) : -1);

  604.     }

  605. }

  606. 

  607. LIB_EXPORT int jack_recompute_total_latencies(jack_client_t* ext_client)

  608. {

  609. #ifdef __CLIENTDEBUG__

  610.     JackGlobals::CheckContext("jack_recompute_total_latencies");

  611. #endif

  612. 

  613.     JackClient* client = (JackClient*)ext_client;

  614.     if (client == NULL) {

  615.         jack_error("jack_recompute_total_latencies called with a NULL client");

  616.         return -1;

  617.     } else {

  618.         return client->ComputeTotalLatencies();

  619.     }

  620. }

  621. 

  622. /*

  623. This is unsafe if case of concurrent access, and should be "serialized" doing a server call.

  624. */

  625. 

  626. LIB_EXPORT int jack_port_set_name(jack_port_t* port, const char* name)

  627. {

  628. #ifdef __CLIENTDEBUG__

  629.     JackGlobals::CheckContext("jack_port_set_name");

  630. #endif

  631.     uintptr_t port_aux = (uintptr_t)port;

  632.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  633.     if (!CheckPort(myport)) {

  634.         jack_error("jack_port_set_name called with an incorrect port %ld", myport);

  635.         return -1;

  636.     } else if (name == NULL) {

  637.         jack_error("jack_port_set_name called with a NULL port name");

  638.         return -1;

  639.     } else {

  640.         JackGraphManager* manager = GetGraphManager();

  641.         int refnum;

  642.         if (manager && ((refnum = manager->GetPort(myport)->GetRefNum()) > 0)) {

  643.             JackClient* client = JackGlobals::fClientTable[refnum];

  644.             assert(client);

  645.             return client->PortRename(myport, name);

  646.         } else {

  647.             return -1;

  648.         }

  649.     }

  650. }

  651. 

  652. LIB_EXPORT int jack_port_set_alias(jack_port_t* port, const char* name)

  653. {

  654. #ifdef __CLIENTDEBUG__

  655.     JackGlobals::CheckContext("jack_port_set_alias");

  656. #endif

  657.     uintptr_t port_aux = (uintptr_t)port;

  658.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  659.     if (!CheckPort(myport)) {

  660.         jack_error("jack_port_set_alias called with an incorrect port %ld", myport);

  661.         return -1;

  662.     } else if (name == NULL) {

  663.         jack_error("jack_port_set_alias called with a NULL port name");

  664.         return -1;

  665.     } else {

  666.         JackGraphManager* manager = GetGraphManager();

  667.         return (manager ? manager->GetPort(myport)->SetAlias(name) : -1);

  668.     }

  669. }

  670. 

  671. LIB_EXPORT int jack_port_unset_alias(jack_port_t* port, const char* name)

  672. {

  673. #ifdef __CLIENTDEBUG__

  674.     JackGlobals::CheckContext("jack_port_unset_alias");

  675. #endif

  676.     uintptr_t port_aux = (uintptr_t)port;

  677.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  678.     if (!CheckPort(myport)) {

  679.         jack_error("jack_port_unset_alias called with an incorrect port %ld", myport);

  680.         return -1;

  681.     } else if (name == NULL) {

  682.         jack_error("jack_port_unset_alias called with a NULL port name");

  683.         return -1;

  684.     } else {

  685.         JackGraphManager* manager = GetGraphManager();

  686.         return (manager ? manager->GetPort(myport)->UnsetAlias(name) : -1);

  687.     }

  688. }

  689. 

  690. LIB_EXPORT int jack_port_get_aliases(const jack_port_t* port, char* const aliases[2])

  691. {

  692. #ifdef __CLIENTDEBUG__

  693.     JackGlobals::CheckContext("jack_port_get_aliases");

  694. #endif

  695.     uintptr_t port_aux = (uintptr_t)port;

  696.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  697.     if (!CheckPort(myport)) {

  698.         jack_error("jack_port_get_aliases called with an incorrect port %ld", myport);

  699.         return -1;

  700.     } else {

  701.         JackGraphManager* manager = GetGraphManager();

  702.         return (manager ? manager->GetPort(myport)->GetAliases(aliases) : -1);

  703.     }

  704. }

  705. 

  706. LIB_EXPORT int jack_port_request_monitor(jack_port_t* port, int onoff)

  707. {

  708. #ifdef __CLIENTDEBUG__

  709.     JackGlobals::CheckContext("jack_port_request_monitor");

  710. #endif

  711.     uintptr_t port_aux = (uintptr_t)port;

  712.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  713.     if (!CheckPort(myport)) {

  714.         jack_error("jack_port_request_monitor called with an incorrect port %ld", myport);

  715.         return -1;

  716.     } else {

  717.         JackGraphManager* manager = GetGraphManager();

  718.         return (manager ? manager->RequestMonitor(myport, onoff) : -1);

  719.     }

  720. }

  721. 

  722. LIB_EXPORT int jack_port_request_monitor_by_name(jack_client_t* ext_client, const char* port_name, int onoff)

  723. {

  724. #ifdef __CLIENTDEBUG__

  725.     JackGlobals::CheckContext("jack_port_request_monitor_by_name");

  726. #endif

  727.     JackClient* client = (JackClient*)ext_client;

  728.     if (client == NULL) {

  729.         jack_error("jack_port_request_monitor_by_name called with a NULL client");

  730.         return -1;

  731.     } else {

  732.         JackGraphManager* manager = GetGraphManager();

  733.         if (!manager)

  734.             return -1;

  735.         jack_port_id_t myport = manager->GetPort(port_name);

  736.         if (!CheckPort(myport)) {

  737.             jack_error("jack_port_request_monitor_by_name called with an incorrect port %s", port_name);

  738.             return -1;

  739.         } else {

  740.             return manager->RequestMonitor(myport, onoff);

  741.         }

  742.     }

  743. }

  744. 

  745. LIB_EXPORT int jack_port_ensure_monitor(jack_port_t* port, int onoff)

  746. {

  747. #ifdef __CLIENTDEBUG__

  748.     JackGlobals::CheckContext("jack_port_ensure_monitor");

  749. #endif

  750.     uintptr_t port_aux = (uintptr_t)port;

  751.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  752.     if (!CheckPort(myport)) {

  753.         jack_error("jack_port_ensure_monitor called with an incorrect port %ld", myport);

  754.         return -1;

  755.     } else {

  756.         JackGraphManager* manager = GetGraphManager();

  757.         return (manager ? manager->GetPort(myport)->EnsureMonitor(onoff) : -1);

  758.     }

  759. }

  760. 

  761. LIB_EXPORT int jack_port_monitoring_input(jack_port_t* port)

  762. {

  763. #ifdef __CLIENTDEBUG__

  764.     JackGlobals::CheckContext("jack_port_monitoring_input");

  765. #endif

  766.     uintptr_t port_aux = (uintptr_t)port;

  767.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  768.     if (!CheckPort(myport)) {

  769.         jack_error("jack_port_monitoring_input called with an incorrect port %ld", myport);

  770.         return -1;

  771.     } else {

  772.         JackGraphManager* manager = GetGraphManager();

  773.         return (manager ? manager->GetPort(myport)->MonitoringInput() : -1);

  774.     }

  775. }

  776. 

  777. LIB_EXPORT int jack_is_realtime(jack_client_t* ext_client)

  778. {

  779. #ifdef __CLIENTDEBUG__

  780.     JackGlobals::CheckContext("jack_is_realtime");

  781. #endif

  782.     JackClient* client = (JackClient*)ext_client;

  783.     if (client == NULL) {

  784.         jack_error("jack_is_realtime called with a NULL client");

  785.         return -1;

  786.     } else {

  787.         JackEngineControl* control = GetEngineControl();

  788.         return (control ? control->fRealTime : -1);

  789.     }

  790. }

  791. 

  792. LIB_EXPORT void jack_on_shutdown(jack_client_t* ext_client, JackShutdownCallback callback, void* arg)

  793. {

  794. #ifdef __CLIENTDEBUG__

  795.     JackGlobals::CheckContext("jack_on_shutdown");

  796. #endif

  797.     JackClient* client = (JackClient*)ext_client;

  798.     if (client == NULL) {

  799.         jack_error("jack_on_shutdown called with a NULL client");

  800.     } else {

  801.         client->OnShutdown(callback, arg);

  802.     }

  803. }

  804. 

  805. LIB_EXPORT void jack_on_info_shutdown(jack_client_t* ext_client, JackInfoShutdownCallback callback, void* arg)

  806. {

  807. #ifdef __CLIENTDEBUG__

  808.     JackGlobals::CheckContext("jack_on_info_shutdown");

  809. #endif

  810.     JackClient* client = (JackClient*)ext_client;

  811.     if (client == NULL) {

  812.         jack_error("jack_on_info_shutdown called with a NULL client");

  813.     } else {

  814.         client->OnInfoShutdown(callback, arg);

  815.     }

  816. }

  817. 

  818. LIB_EXPORT int jack_set_process_callback(jack_client_t* ext_client, JackProcessCallback callback, void* arg)

  819. {

  820. #ifdef __CLIENTDEBUG__

  821.     JackGlobals::CheckContext("jack_set_process_callback");

  822. #endif

  823.     JackClient* client = (JackClient*)ext_client;

  824.     if (client == NULL) {

  825.         jack_error("jack_set_process_callback called with a NULL client");

  826.         return -1;

  827.     } else {

  828.         return client->SetProcessCallback(callback, arg);

  829.     }

  830. }

  831. 

  832. LIB_EXPORT jack_nframes_t jack_thread_wait(jack_client_t* ext_client, int status)

  833. {

  834. #ifdef __CLIENTDEBUG__

  835.     JackGlobals::CheckContext("jack_thread_wait");

  836. #endif

  837.     JackClient* client = (JackClient*)ext_client;

  838.     if (client == NULL) {

  839.         jack_error("jack_thread_wait called with a NULL client");

  840.         return 0;

  841.     } else {

  842.         jack_error("jack_thread_wait: deprecated, use jack_cycle_wait/jack_cycle_signal");

  843.         return 0;

  844.     }

  845. }

  846. 

  847. LIB_EXPORT jack_nframes_t jack_cycle_wait(jack_client_t* ext_client)

  848. {

  849. #ifdef __CLIENTDEBUG__

  850.     JackGlobals::CheckContext("jack_cycle_wait");

  851. #endif

  852.     JackClient* client = (JackClient*)ext_client;

  853.     if (client == NULL) {

  854.         jack_error("jack_cycle_wait called with a NULL client");

  855.         return 0;

  856.     } else {

  857.         return client->CycleWait();

  858.     }

  859. }

  860. 

  861. LIB_EXPORT void jack_cycle_signal(jack_client_t* ext_client, int status)

  862. {

  863. #ifdef __CLIENTDEBUG__

  864.     JackGlobals::CheckContext("jack_cycle_signal");

  865. #endif

  866.     JackClient* client = (JackClient*)ext_client;

  867.     if (client == NULL) {

  868.         jack_error("jack_cycle_signal called with a NULL client");

  869.     } else {

  870.         client->CycleSignal(status);

  871.     }

  872. }

  873. 

  874. LIB_EXPORT int jack_set_process_thread(jack_client_t* ext_client, JackThreadCallback fun, void *arg)

  875. {

  876. #ifdef __CLIENTDEBUG__

  877.     JackGlobals::CheckContext("jack_set_process_thread");

  878. #endif

  879.     JackClient* client = (JackClient*)ext_client;

  880.     if (client == NULL) {

  881.         jack_error("jack_set_process_thread called with a NULL client");

  882.         return -1;

  883.     } else {

  884.         return client->SetProcessThread(fun, arg);

  885.     }

  886. }

  887. 

  888. LIB_EXPORT int jack_set_freewheel_callback(jack_client_t* ext_client, JackFreewheelCallback freewheel_callback, void* arg)

  889. {

  890. #ifdef __CLIENTDEBUG__

  891.     JackGlobals::CheckContext("jack_set_freewheel_callback");

  892. #endif

  893.     JackClient* client = (JackClient*)ext_client;

  894.     if (client == NULL) {

  895.         jack_error("jack_set_freewheel_callback called with a NULL client");

  896.         return -1;

  897.     } else {

  898.         return client->SetFreewheelCallback(freewheel_callback, arg);

  899.     }

  900. }

  901. 

  902. LIB_EXPORT int jack_set_freewheel(jack_client_t* ext_client, int onoff)

  903. {

  904. #ifdef __CLIENTDEBUG__

  905.     JackGlobals::CheckContext("jack_set_freewheel");

  906. #endif

  907.     JackClient* client = (JackClient*)ext_client;

  908.     if (client == NULL) {

  909.         jack_error("jack_set_freewheel called with a NULL client");

  910.         return -1;

  911.     } else {

  912.         return client->SetFreeWheel(onoff);

  913.     }

  914. }

  915. 

  916. LIB_EXPORT int jack_set_buffer_size(jack_client_t* ext_client, jack_nframes_t buffer_size)

  917. {

  918. #ifdef __CLIENTDEBUG__

  919.     JackGlobals::CheckContext("jack_set_buffer_size");

  920. #endif

  921.     JackClient* client = (JackClient*)ext_client;

  922.     if (client == NULL) {

  923.         jack_error("jack_set_buffer_size called with a NULL client");

  924.         return -1;

  925.     } else if (!CheckBufferSize(buffer_size)) {

  926.         return -1;

  927.     } else {

  928.         return client->SetBufferSize(buffer_size);

  929.     }

  930. }

  931. 

  932. LIB_EXPORT int jack_set_buffer_size_callback(jack_client_t* ext_client, JackBufferSizeCallback bufsize_callback, void* arg)

  933. {

  934. #ifdef __CLIENTDEBUG__

  935.     JackGlobals::CheckContext("jack_set_buffer_size_callback");

  936. #endif

  937.     JackClient* client = (JackClient*)ext_client;

  938.     if (client == NULL) {

  939.         jack_error("jack_set_buffer_size_callback called with a NULL client");

  940.         return -1;

  941.     } else {

  942.         return client->SetBufferSizeCallback(bufsize_callback, arg);

  943.     }

  944. }

  945. 

  946. LIB_EXPORT int jack_set_sample_rate_callback(jack_client_t* ext_client, JackSampleRateCallback srate_callback, void* arg)

  947. {

  948. #ifdef __CLIENTDEBUG__

  949.     JackGlobals::CheckContext("jack_set_sample_rate_callback");

  950. #endif

  951.     JackClient* client = (JackClient*)ext_client;

  952.     if (client == NULL) {

  953.         jack_error("jack_set_sample_rate_callback called with a NULL client");

  954.         return -1;

  955.     } else {

  956.         return client->SetSampleRateCallback(srate_callback, arg);

  957.     }

  958. }

  959. 

  960. LIB_EXPORT int jack_set_client_registration_callback(jack_client_t* ext_client, JackClientRegistrationCallback registration_callback, void* arg)

  961. {

  962. #ifdef __CLIENTDEBUG__

  963.     JackGlobals::CheckContext("jack_set_client_registration_callback");

  964. #endif

  965.     JackClient* client = (JackClient*)ext_client;

  966.     if (client == NULL) {

  967.         jack_error("jack_set_client_registration_callback called with a NULL client");

  968.         return -1;

  969.     } else {

  970.         return client->SetClientRegistrationCallback(registration_callback, arg);

  971.     }

  972. }

  973. 

  974. LIB_EXPORT int jack_set_port_registration_callback(jack_client_t* ext_client, JackPortRegistrationCallback registration_callback, void* arg)

  975. {

  976. #ifdef __CLIENTDEBUG__

  977.     JackGlobals::CheckContext("jack_set_port_registration_callback");

  978. #endif

  979.     JackClient* client = (JackClient*)ext_client;

  980.     if (client == NULL) {

  981.         jack_error("jack_set_port_registration_callback called with a NULL client");

  982.         return -1;

  983.     } else {

  984.         return client->SetPortRegistrationCallback(registration_callback, arg);

  985.     }

  986. }

  987. 

  988. LIB_EXPORT int jack_set_port_connect_callback(jack_client_t* ext_client, JackPortConnectCallback portconnect_callback, void* arg)

  989. {

  990. #ifdef __CLIENTDEBUG__

  991.     JackGlobals::CheckContext("jack_set_port_connect_callback");

  992. #endif

  993.     JackClient* client = (JackClient*)ext_client;

  994.     if (client == NULL) {

  995.         jack_error("jack_set_port_connect_callback called with a NULL client");

  996.         return -1;

  997.     } else {

  998.         return client->SetPortConnectCallback(portconnect_callback, arg);

  999.     }

  1000. }

  1001. 

  1002. LIB_EXPORT int jack_set_port_rename_callback(jack_client_t* ext_client, JackPortRenameCallback rename_callback, void* arg)

  1003. {

  1004. #ifdef __CLIENTDEBUG__

  1005.     JackGlobals::CheckContext("jack_set_port_rename_callback");

  1006. #endif

  1007.     JackClient* client = (JackClient*)ext_client;

  1008.     if (client == NULL) {

  1009.         jack_error("jack_set_port_rename_callback called with a NULL client");

  1010.         return -1;

  1011.     } else {

  1012.         return client->SetPortRenameCallback(rename_callback, arg);

  1013.     }

  1014. }

  1015. 

  1016. LIB_EXPORT int jack_set_graph_order_callback(jack_client_t* ext_client, JackGraphOrderCallback graph_callback, void* arg)

  1017. {

  1018. #ifdef __CLIENTDEBUG__

  1019.     JackGlobals::CheckContext("jack_set_graph_order_callback");

  1020. #endif

  1021.     JackClient* client = (JackClient*)ext_client;

  1022.     jack_log("jack_set_graph_order_callback ext_client %x client %x ", ext_client, client);

  1023.     if (client == NULL) {

  1024.         jack_error("jack_set_graph_order_callback called with a NULL client");

  1025.         return -1;

  1026.     } else {

  1027.         return client->SetGraphOrderCallback(graph_callback, arg);

  1028.     }

  1029. }

  1030. 

  1031. LIB_EXPORT int jack_set_xrun_callback(jack_client_t* ext_client, JackXRunCallback xrun_callback, void* arg)

  1032. {

  1033. #ifdef __CLIENTDEBUG__

  1034.     JackGlobals::CheckContext("jack_set_xrun_callback");

  1035. #endif

  1036.     JackClient* client = (JackClient*)ext_client;

  1037.     if (client == NULL) {

  1038.         jack_error("jack_set_xrun_callback called with a NULL client");

  1039.         return -1;

  1040.     } else {

  1041.         return client->SetXRunCallback(xrun_callback, arg);

  1042.     }

  1043. }

  1044. 

  1045. LIB_EXPORT int jack_set_latency_callback(jack_client_t* ext_client, JackLatencyCallback latency_callback, void *arg)

  1046. {

  1047. #ifdef __CLIENTDEBUG__

  1048.     JackGlobals::CheckContext("jack_set_latency_callback");

  1049. #endif

  1050.     JackClient* client = (JackClient*)ext_client;

  1051.     if (client == NULL) {

  1052.         jack_error("jack_set_latency_callback called with a NULL client");

  1053.         return -1;

  1054.     } else {

  1055.         return client->SetLatencyCallback(latency_callback, arg);

  1056.     }

  1057. }

  1058. 

  1059. LIB_EXPORT int jack_set_thread_init_callback(jack_client_t* ext_client, JackThreadInitCallback init_callback, void *arg)

  1060. {

  1061. #ifdef __CLIENTDEBUG__

  1062.     JackGlobals::CheckContext("jack_set_thread_init_callback");

  1063. #endif

  1064.     JackClient* client = (JackClient*)ext_client;

  1065.     jack_log("jack_set_thread_init_callback ext_client %x client %x ", ext_client, client);

  1066.     if (client == NULL) {

  1067.         jack_error("jack_set_thread_init_callback called with a NULL client");

  1068.         return -1;

  1069.     } else {

  1070.         return client->SetInitCallback(init_callback, arg);

  1071.     }

  1072. }

  1073. 

  1074. LIB_EXPORT int jack_activate(jack_client_t* ext_client)

  1075. {

  1076. #ifdef __CLIENTDEBUG__

  1077.     JackGlobals::CheckContext("jack_activate");

  1078. #endif

  1079.     JackClient* client = (JackClient*)ext_client;

  1080.     if (client == NULL) {

  1081.         jack_error("jack_activate called with a NULL client");

  1082.         return -1;

  1083.     } else {

  1084.         return client->Activate();

  1085.     }

  1086. }

  1087. 

  1088. LIB_EXPORT int jack_deactivate(jack_client_t* ext_client)

  1089. {

  1090. #ifdef __CLIENTDEBUG__

  1091.     JackGlobals::CheckContext("jack_deactivate");

  1092. #endif

  1093.     JackClient* client = (JackClient*)ext_client;

  1094.     if (client == NULL) {

  1095.         jack_error("jack_deactivate called with a NULL client");

  1096.         return -1;

  1097.     } else {

  1098.         return client->Deactivate();

  1099.     }

  1100. }

  1101. 

  1102. LIB_EXPORT jack_port_t* jack_port_register(jack_client_t* ext_client, const char* port_name, const char* port_type, unsigned long flags, unsigned long buffer_size)

  1103. {

  1104. #ifdef __CLIENTDEBUG__

  1105.     JackGlobals::CheckContext("jack_port_register");

  1106. #endif

  1107.     JackClient* client = (JackClient*)ext_client;

  1108.     if (client == NULL) {

  1109.         jack_error("jack_port_register called with a NULL client");

  1110.         return NULL;

  1111.     } else if ((port_name == NULL) || (port_type == NULL)) {

  1112.         jack_error("jack_port_register called with a NULL port name or a NULL port_type");

  1113.         return NULL;

  1114.     } else {

  1115.         return (jack_port_t *)((uintptr_t)client->PortRegister(port_name, port_type, flags, buffer_size));

  1116.     }

  1117. }

  1118. 

  1119. LIB_EXPORT int jack_port_unregister(jack_client_t* ext_client, jack_port_t* port)

  1120. {

  1121. #ifdef __CLIENTDEBUG__

  1122.     JackGlobals::CheckContext("jack_port_unregister");

  1123. #endif

  1124.     JackClient* client = (JackClient*)ext_client;

  1125.     if (client == NULL) {

  1126.         jack_error("jack_port_unregister called with a NULL client");

  1127.         return -1;

  1128.     }

  1129.     uintptr_t port_aux = (uintptr_t)port;

  1130.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1131.     if (!CheckPort(myport)) {

  1132.         jack_error("jack_port_unregister called with an incorrect port %ld", myport);

  1133.         return -1;

  1134.     }

  1135.     return client->PortUnRegister(myport);

  1136. }

  1137. 

  1138. LIB_EXPORT int jack_port_is_mine(const jack_client_t* ext_client, const jack_port_t* port)

  1139. {

  1140. #ifdef __CLIENTDEBUG__

  1141.     JackGlobals::CheckContext("jack_port_is_mine");

  1142. #endif

  1143.     JackClient* client = (JackClient*)ext_client;

  1144.     if (client == NULL) {

  1145.         jack_error("jack_port_is_mine called with a NULL client");

  1146.         return -1;

  1147.     }

  1148.     uintptr_t port_aux = (uintptr_t)port;

  1149.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1150.     if (!CheckPort(myport)) {

  1151.         jack_error("jack_port_is_mine called with an incorrect port %ld", myport);

  1152.         return -1;

  1153.     }

  1154.     return client->PortIsMine(myport);

  1155. }

  1156. 

  1157. LIB_EXPORT const char** jack_port_get_connections(const jack_port_t* port)

  1158. {

  1159. #ifdef __CLIENTDEBUG__

  1160.     JackGlobals::CheckContext("jack_port_get_connections");

  1161. #endif

  1162.     uintptr_t port_aux = (uintptr_t)port;

  1163.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1164.     if (!CheckPort(myport)) {

  1165.         jack_error("jack_port_get_connections called with an incorrect port %ld", myport);

  1166.         return NULL;

  1167.     } else {

  1168.         WaitGraphChange();

  1169.         JackGraphManager* manager = GetGraphManager();

  1170.         return (manager ? manager->GetConnections(myport) : NULL);

  1171.     }

  1172. }

  1173. 

  1174. // Calling client does not need to "own" the port

  1175. LIB_EXPORT const char** jack_port_get_all_connections(const jack_client_t* ext_client, const jack_port_t* port)

  1176. {

  1177. #ifdef __CLIENTDEBUG__

  1178.     JackGlobals::CheckContext("jack_port_get_all_connections");

  1179. #endif

  1180.     JackClient* client = (JackClient*)ext_client;

  1181.     if (client == NULL) {

  1182.         jack_error("jack_port_get_all_connections called with a NULL client");

  1183.         return NULL;

  1184.     }

  1185. 

  1186.     uintptr_t port_aux = (uintptr_t)port;

  1187.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1188.     if (!CheckPort(myport)) {

  1189.         jack_error("jack_port_get_all_connections called with an incorrect port %ld", myport);

  1190.         return NULL;

  1191.     } else {

  1192.         WaitGraphChange();

  1193.         JackGraphManager* manager = GetGraphManager();

  1194.         return (manager ? manager->GetConnections(myport) : NULL);

  1195.     }

  1196. }

  1197. 

  1198. LIB_EXPORT jack_nframes_t jack_port_get_total_latency(jack_client_t* ext_client, jack_port_t* port)

  1199. {

  1200. #ifdef __CLIENTDEBUG__

  1201.     JackGlobals::CheckContext("jack_port_get_total_latency");

  1202. #endif

  1203.     JackClient* client = (JackClient*)ext_client;

  1204.     if (client == NULL) {

  1205.         jack_error("jack_port_get_total_latency called with a NULL client");

  1206.         return 0;

  1207.     }

  1208. 

  1209.     uintptr_t port_aux = (uintptr_t)port;

  1210.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1211.     if (!CheckPort(myport)) {

  1212.         jack_error("jack_port_get_total_latency called with an incorrect port %ld", myport);

  1213.         return 0;

  1214.     } else {

  1215.         WaitGraphChange();

  1216.         JackGraphManager* manager = GetGraphManager();

  1217.         if (manager) {

  1218.             manager->ComputeTotalLatency(myport);

  1219.             return manager->GetPort(myport)->GetTotalLatency();

  1220.         } else {

  1221.             return 0;

  1222.         }

  1223.     }

  1224. }

  1225. 

  1226. LIB_EXPORT int jack_connect(jack_client_t* ext_client, const char* src, const char* dst)

  1227. {

  1228. #ifdef __CLIENTDEBUG__

  1229.     JackGlobals::CheckContext("jack_connect");

  1230. #endif

  1231.     JackClient* client = (JackClient*)ext_client;

  1232.     if (client == NULL) {

  1233.         jack_error("jack_connect called with a NULL client");

  1234.         return -1;

  1235.     } else if ((src == NULL) || (dst == NULL)) {

  1236.         jack_error("jack_connect called with a NULL port name");

  1237.         return -1;

  1238.     } else {

  1239.         return client->PortConnect(src, dst);

  1240.     }

  1241. }

  1242. 

  1243. LIB_EXPORT int jack_disconnect(jack_client_t* ext_client, const char* src, const char* dst)

  1244. {

  1245. #ifdef __CLIENTDEBUG__

  1246.     JackGlobals::CheckContext("jack_disconnect");

  1247. #endif

  1248.     JackClient* client = (JackClient*)ext_client;

  1249.     if (client == NULL) {

  1250.         jack_error("jack_disconnect called with a NULL client");

  1251.         return -1;

  1252.     } else if ((src == NULL) || (dst == NULL)) {

  1253.         jack_error("jack_connect called with a NULL port name");

  1254.         return -1;

  1255.     } else {

  1256.         return client->PortDisconnect(src, dst);

  1257.     }

  1258. }

  1259. 

  1260. LIB_EXPORT int jack_port_disconnect(jack_client_t* ext_client, jack_port_t* src)

  1261. {

  1262. #ifdef __CLIENTDEBUG__

  1263.     JackGlobals::CheckContext("jack_port_disconnect");

  1264. #endif

  1265.     JackClient* client = (JackClient*)ext_client;

  1266.     if (client == NULL) {

  1267.         jack_error("jack_port_disconnect called with a NULL client");

  1268.         return -1;

  1269.     }

  1270.     uintptr_t port_aux = (uintptr_t)src;

  1271.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1272.     if (!CheckPort(myport)) {

  1273.         jack_error("jack_port_disconnect called with an incorrect port %ld", myport);

  1274.         return -1;

  1275.     }

  1276.     return client->PortDisconnect(myport);

  1277. }

  1278. 

  1279. LIB_EXPORT jack_nframes_t jack_get_sample_rate(jack_client_t* ext_client)

  1280. {

  1281. #ifdef __CLIENTDEBUG__

  1282.     JackGlobals::CheckContext("jack_get_sample_rate");

  1283. #endif

  1284.     JackClient* client = (JackClient*)ext_client;

  1285.     if (client == NULL) {

  1286.         jack_error("jack_get_sample_rate called with a NULL client");

  1287.         return 0;

  1288.     } else {

  1289.         JackEngineControl* control = GetEngineControl();

  1290.         return (control ? control->fSampleRate : 0);

  1291.     }

  1292. }

  1293. 

  1294. LIB_EXPORT jack_nframes_t jack_get_buffer_size(jack_client_t* ext_client)

  1295. {

  1296. #ifdef __CLIENTDEBUG__

  1297.     JackGlobals::CheckContext("jack_get_buffer_size");

  1298. #endif

  1299.     JackClient* client = (JackClient*)ext_client;

  1300.     if (client == NULL) {

  1301.         jack_error("jack_get_buffer_size called with a NULL client");

  1302.         return 0;

  1303.     } else {

  1304.         JackEngineControl* control = GetEngineControl();

  1305.         return (control ? control->fBufferSize : 0);

  1306.     }

  1307. }

  1308. 

  1309. LIB_EXPORT const char** jack_get_ports(jack_client_t* ext_client, const char* port_name_pattern, const char* type_name_pattern, unsigned long flags)

  1310. {

  1311. #ifdef __CLIENTDEBUG__

  1312.     JackGlobals::CheckContext("jack_get_ports");

  1313. #endif

  1314.     JackClient* client = (JackClient*)ext_client;

  1315.     if (client == NULL) {

  1316.         jack_error("jack_get_ports called with a NULL client");

  1317.         return NULL;

  1318.     }

  1319.     JackGraphManager* manager = GetGraphManager();

  1320.     return (manager ? manager->GetPorts(port_name_pattern, type_name_pattern, flags) : NULL);

  1321. }

  1322. 

  1323. LIB_EXPORT jack_port_t* jack_port_by_name(jack_client_t* ext_client, const char* portname)

  1324. {

  1325. #ifdef __CLIENTDEBUG__

  1326.     JackGlobals::CheckContext("jack_port_by_name");

  1327. #endif

  1328.     JackClient* client = (JackClient*)ext_client;

  1329.     if (client == NULL) {

  1330.         jack_error("jack_get_ports called with a NULL client");

  1331.         return 0;

  1332.     }

  1333. 

  1334.     if (portname == NULL) {

  1335.         jack_error("jack_port_by_name called with a NULL port name");

  1336.         return NULL;

  1337.     } else {

  1338.         JackGraphManager* manager = GetGraphManager();

  1339.         if (!manager)

  1340.             return NULL;

  1341.         int res = manager->GetPort(portname); // returns a port index at least > 1

  1342.         return (res == NO_PORT) ? NULL : (jack_port_t*)((uintptr_t)res);

  1343.     }

  1344. }

  1345. 

  1346. LIB_EXPORT jack_port_t* jack_port_by_id(jack_client_t* ext_client, jack_port_id_t id)

  1347. {

  1348. #ifdef __CLIENTDEBUG__

  1349.     JackGlobals::CheckContext("jack_port_by_id");

  1350. #endif

  1351.     /* jack_port_t* type is actually the port index */

  1352.     return (jack_port_t*)((uintptr_t)id);

  1353. }

  1354. 

  1355. LIB_EXPORT int jack_engine_takeover_timebase(jack_client_t* ext_client)

  1356. {

  1357. #ifdef __CLIENTDEBUG__

  1358.     JackGlobals::CheckContext("jack_engine_takeover_timebase");

  1359. #endif

  1360.     JackClient* client = (JackClient*)ext_client;

  1361.     if (client == NULL) {

  1362.         jack_error("jack_engine_takeover_timebase called with a NULL client");

  1363.         return -1;

  1364.     } else {

  1365.         jack_error("jack_engine_takeover_timebase: deprecated\n");

  1366.         return 0;

  1367.     }

  1368. }

  1369. 

  1370. LIB_EXPORT jack_nframes_t jack_frames_since_cycle_start(const jack_client_t* ext_client)

  1371. {

  1372. #ifdef __CLIENTDEBUG__

  1373.     JackGlobals::CheckContext("jack_frames_since_cycle_start");

  1374. #endif

  1375.     JackTimer timer;

  1376.     JackEngineControl* control = GetEngineControl();

  1377.     if (control) {

  1378.         control->ReadFrameTime(&timer);

  1379.         return timer.FramesSinceCycleStart(GetMicroSeconds(), control->fSampleRate);

  1380.     } else {

  1381.         return 0;

  1382.     }

  1383. }

  1384. 

  1385. LIB_EXPORT jack_time_t jack_get_time()

  1386. {

  1387. #ifdef __CLIENTDEBUG__

  1388.     JackGlobals::CheckContext("jack_get_time");

  1389. #endif

  1390.     return GetMicroSeconds();

  1391. }

  1392. 

  1393. LIB_EXPORT jack_time_t jack_frames_to_time(const jack_client_t* ext_client, jack_nframes_t frames)

  1394. {

  1395. #ifdef __CLIENTDEBUG__

  1396.     JackGlobals::CheckContext("jack_frames_to_time");

  1397. #endif

  1398.     JackClient* client = (JackClient*)ext_client;

  1399.     if (client == NULL) {

  1400.         jack_error("jack_frames_to_time called with a NULL client");

  1401.         return 0;

  1402.     } else {

  1403.         JackTimer timer;

  1404.         JackEngineControl* control = GetEngineControl();

  1405.         if (control) {

  1406.             control->ReadFrameTime(&timer);

  1407.             return timer.Frames2Time(frames, control->fBufferSize);

  1408.         } else {

  1409.             return 0;

  1410.         }

  1411.     }

  1412. }

  1413. 

  1414. LIB_EXPORT jack_nframes_t jack_time_to_frames(const jack_client_t* ext_client, jack_time_t time)

  1415. {

  1416. #ifdef __CLIENTDEBUG__

  1417.     JackGlobals::CheckContext("jack_time_to_frames");

  1418. #endif

  1419.     JackClient* client = (JackClient*)ext_client;

  1420.     if (client == NULL) {

  1421.         jack_error("jack_time_to_frames called with a NULL client");

  1422.         return 0;

  1423.     } else {

  1424.         JackTimer timer;

  1425.         JackEngineControl* control = GetEngineControl();

  1426.         if (control) {

  1427.             control->ReadFrameTime(&timer);

  1428.             return timer.Time2Frames(time, control->fBufferSize);

  1429.         } else {

  1430.             return 0;

  1431.         }

  1432.     }

  1433. }

  1434. 

  1435. LIB_EXPORT jack_nframes_t jack_frame_time(const jack_client_t* ext_client)

  1436. {

  1437. #ifdef __CLIENTDEBUG__

  1438.     JackGlobals::CheckContext("jack_frame_time");

  1439. #endif

  1440.     return jack_time_to_frames(ext_client, GetMicroSeconds());

  1441. }

  1442. 

  1443. LIB_EXPORT jack_nframes_t jack_last_frame_time(const jack_client_t* ext_client)

  1444. {

  1445. #ifdef __CLIENTDEBUG__

  1446.     JackGlobals::CheckContext("jack_last_frame_time");

  1447. #endif

  1448.     JackEngineControl* control = GetEngineControl();

  1449.     return (control) ? control->fFrameTimer.ReadCurrentState()->CurFrame() : 0;

  1450. }

  1451. 

  1452. LIB_EXPORT float jack_cpu_load(jack_client_t* ext_client)

  1453. {

  1454. #ifdef __CLIENTDEBUG__

  1455.     JackGlobals::CheckContext("jack_cpu_load");

  1456. #endif

  1457.     JackClient* client = (JackClient*)ext_client;

  1458.     if (client == NULL) {

  1459.         jack_error("jack_cpu_load called with a NULL client");

  1460.         return 0.0f;

  1461.     } else {

  1462.         JackEngineControl* control = GetEngineControl();

  1463.         return (control ? control->fCPULoad :  0.0f);

  1464.     }

  1465. }

  1466. 

  1467. LIB_EXPORT jack_native_thread_t jack_client_thread_id(jack_client_t* ext_client)

  1468. {

  1469. #ifdef __CLIENTDEBUG__

  1470.     JackGlobals::CheckContext("jack_client_thread_id");

  1471. #endif

  1472.     JackClient* client = (JackClient*)ext_client;

  1473.     if (client == NULL) {

  1474.         jack_error("jack_client_thread_id called with a NULL client");

  1475.         return (jack_native_thread_t)NULL;

  1476.     } else {

  1477.         return client->GetThreadID();

  1478.     }

  1479. }

  1480. 

  1481. LIB_EXPORT char* jack_get_client_name(jack_client_t* ext_client)

  1482. {

  1483. #ifdef __CLIENTDEBUG__

  1484.     JackGlobals::CheckContext("jack_get_client_name");

  1485. #endif

  1486.     JackClient* client = (JackClient*)ext_client;

  1487.     if (client == NULL) {

  1488.         jack_error("jack_get_client_name called with a NULL client");

  1489.         return NULL;

  1490.     } else {

  1491.         return client->GetClientControl()->fName;

  1492.     }

  1493. }

  1494. 

  1495. LIB_EXPORT int jack_client_name_size(void)

  1496. {

  1497.     return JACK_CLIENT_NAME_SIZE;

  1498. }

  1499. 

  1500. LIB_EXPORT int jack_port_name_size(void)

  1501. {

  1502.     return JACK_PORT_NAME_SIZE;

  1503. }

  1504. 

  1505. LIB_EXPORT int jack_port_type_size(void)

  1506. {

  1507.     return JACK_PORT_TYPE_SIZE;

  1508. }

  1509. 

  1510. LIB_EXPORT size_t jack_port_type_get_buffer_size(jack_client_t* ext_client, const char* port_type)

  1511. {

  1512. #ifdef __CLIENTDEBUG__

  1513.     JackGlobals::CheckContext("jack_port_type_get_buffer_size");

  1514. #endif

  1515.     JackClient* client = (JackClient*)ext_client;

  1516.     if (client == NULL) {

  1517.         jack_error("jack_port_type_get_buffer_size called with a NULL client");

  1518.         return 0;

  1519.     } else {

  1520.         jack_port_type_id_t port_id = GetPortTypeId(port_type);

  1521.         if (port_id == PORT_TYPES_MAX) {

  1522.             jack_error("jack_port_type_get_buffer_size called with an unknown port type = %s", port_type);

  1523.             return 0;

  1524.         } else {

  1525.             return GetPortType(port_id)->size();

  1526.         }

  1527.     }

  1528. }

  1529. 

  1530. // transport.h

  1531. LIB_EXPORT int jack_release_timebase(jack_client_t* ext_client)

  1532. {

  1533. #ifdef __CLIENTDEBUG__

  1534.     JackGlobals::CheckContext("jack_release_timebase");

  1535. #endif

  1536.     JackClient* client = (JackClient*)ext_client;

  1537.     if (client == NULL) {

  1538.         jack_error("jack_release_timebase called with a NULL client");

  1539.         return -1;

  1540.     } else {

  1541.         return client->ReleaseTimebase();

  1542.     }

  1543. }

  1544. 

  1545. LIB_EXPORT int jack_set_sync_callback(jack_client_t* ext_client, JackSyncCallback sync_callback, void *arg)

  1546. {

  1547. #ifdef __CLIENTDEBUG__

  1548.     JackGlobals::CheckContext("jack_set_sync_callback");

  1549. #endif

  1550.     JackClient* client = (JackClient*)ext_client;

  1551.     if (client == NULL) {

  1552.         jack_error("jack_set_sync_callback called with a NULL client");

  1553.         return -1;

  1554.     } else {

  1555.         return client->SetSyncCallback(sync_callback, arg);

  1556.     }

  1557. }

  1558. 

  1559. LIB_EXPORT int jack_set_sync_timeout(jack_client_t* ext_client, jack_time_t timeout)

  1560. {

  1561. #ifdef __CLIENTDEBUG__

  1562.     JackGlobals::CheckContext("jack_set_sync_timeout");

  1563. #endif

  1564.     JackClient* client = (JackClient*)ext_client;

  1565.     if (client == NULL) {

  1566.         jack_error("jack_set_sync_timeout called with a NULL client");

  1567.         return -1;

  1568.     } else {

  1569.         return client->SetSyncTimeout(timeout);

  1570.     }

  1571. }

  1572. 

  1573. LIB_EXPORT int jack_set_timebase_callback(jack_client_t* ext_client, int conditional, JackTimebaseCallback timebase_callback, void* arg)

  1574. {

  1575. #ifdef __CLIENTDEBUG__

  1576.     JackGlobals::CheckContext("jack_set_timebase_callback");

  1577. #endif

  1578.     JackClient* client = (JackClient*)ext_client;

  1579.     if (client == NULL) {

  1580.         jack_error("jack_set_timebase_callback called with a NULL client");

  1581.         return -1;

  1582.     } else {

  1583.         return client->SetTimebaseCallback(conditional, timebase_callback, arg);

  1584.     }

  1585. }

  1586. 

  1587. LIB_EXPORT int jack_transport_locate(jack_client_t* ext_client, jack_nframes_t frame)

  1588. {

  1589. #ifdef __CLIENTDEBUG__

  1590.     JackGlobals::CheckContext("jack_transport_locate");

  1591. #endif

  1592.     JackClient* client = (JackClient*)ext_client;

  1593.     if (client == NULL) {

  1594.         jack_error("jack_transport_locate called with a NULL client");

  1595.         return -1;

  1596.     } else {

  1597.         client->TransportLocate(frame);

  1598.         return 0;

  1599.     }

  1600. }

  1601. 

  1602. LIB_EXPORT jack_transport_state_t jack_transport_query(const jack_client_t* ext_client, jack_position_t* pos)

  1603. {

  1604. #ifdef __CLIENTDEBUG__

  1605.     JackGlobals::CheckContext("jack_transport_query");

  1606. #endif

  1607.     JackClient* client = (JackClient*)ext_client;

  1608.     if (client == NULL) {

  1609.         jack_error("jack_transport_query called with a NULL client");

  1610.         return JackTransportStopped;

  1611.     } else {

  1612.         return client->TransportQuery(pos);

  1613.     }

  1614. }

  1615. 

  1616. LIB_EXPORT jack_nframes_t jack_get_current_transport_frame(const jack_client_t* ext_client)

  1617. {

  1618. #ifdef __CLIENTDEBUG__

  1619.     JackGlobals::CheckContext("jack_get_current_transport_frame");

  1620. #endif

  1621.     JackClient* client = (JackClient*)ext_client;

  1622.     if (client == NULL) {

  1623.         jack_error("jack_get_current_transport_frame called with a NULL client");

  1624.         return 0;

  1625.     } else {

  1626.         return client->GetCurrentTransportFrame();

  1627.     }

  1628. }

  1629. 

  1630. LIB_EXPORT int jack_transport_reposition(jack_client_t* ext_client, const jack_position_t* pos)

  1631. {

  1632. #ifdef __CLIENTDEBUG__

  1633.     JackGlobals::CheckContext("jack_transport_reposition");

  1634. #endif

  1635.     JackClient* client = (JackClient*)ext_client;

  1636.     if (client == NULL) {

  1637.         jack_error("jack_transport_reposition called with a NULL client");

  1638.         return -1;

  1639.     } else {

  1640.         client->TransportReposition(pos);

  1641.         return 0;

  1642.     }

  1643. }

  1644. 

  1645. LIB_EXPORT void jack_transport_start(jack_client_t* ext_client)

  1646. {

  1647. #ifdef __CLIENTDEBUG__

  1648.     JackGlobals::CheckContext("jack_transport_start");

  1649. #endif

  1650.     JackClient* client = (JackClient*)ext_client;

  1651.     if (client == NULL) {

  1652.         jack_error("jack_transport_start called with a NULL client");

  1653.     } else {

  1654.         client->TransportStart();

  1655.     }

  1656. }

  1657. 

  1658. LIB_EXPORT void jack_transport_stop(jack_client_t* ext_client)

  1659. {

  1660. #ifdef __CLIENTDEBUG__

  1661.     JackGlobals::CheckContext("jack_transport_stop");

  1662. #endif

  1663.     JackClient* client = (JackClient*)ext_client;

  1664.     if (client == NULL) {

  1665.         jack_error("jack_transport_stop called with a NULL client");

  1666.     } else {

  1667.         client->TransportStop();

  1668.     }

  1669. }

  1670. 

  1671. // deprecated

  1672. LIB_EXPORT void jack_get_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1673. {

  1674. #ifdef __CLIENTDEBUG__

  1675.     JackGlobals::CheckContext("jack_get_transport_info");

  1676. #endif

  1677.     jack_error("jack_get_transport_info: deprecated");

  1678.     if (tinfo)

  1679.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1680. }

  1681. 

  1682. LIB_EXPORT void jack_set_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1683. {

  1684. #ifdef __CLIENTDEBUG__

  1685.     JackGlobals::CheckContext("jack_set_transport_info");

  1686. #endif

  1687.     jack_error("jack_set_transport_info: deprecated");

  1688.     if (tinfo)

  1689.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1690. }

  1691. 

  1692. // statistics.h

  1693. LIB_EXPORT float jack_get_max_delayed_usecs(jack_client_t* ext_client)

  1694. {

  1695. #ifdef __CLIENTDEBUG__

  1696.     JackGlobals::CheckContext("jack_get_max_delayed_usecs");

  1697. #endif

  1698.     JackClient* client = (JackClient*)ext_client;

  1699.     if (client == NULL) {

  1700.         jack_error("jack_get_max_delayed_usecs called with a NULL client");

  1701.         return 0.f;

  1702.     } else {

  1703.         JackEngineControl* control = GetEngineControl();

  1704.         return (control ? control->fMaxDelayedUsecs : 0.f);

  1705.     }

  1706.  }

  1707. 

  1708. LIB_EXPORT float jack_get_xrun_delayed_usecs(jack_client_t* ext_client)

  1709. {

  1710. #ifdef __CLIENTDEBUG__

  1711.     JackGlobals::CheckContext("jack_get_xrun_delayed_usecs");

  1712. #endif

  1713.     JackClient* client = (JackClient*)ext_client;

  1714.     if (client == NULL) {

  1715.         jack_error("jack_get_xrun_delayed_usecs called with a NULL client");

  1716.         return 0.f;

  1717.     } else {

  1718.         JackEngineControl* control = GetEngineControl();

  1719.         return (control ? control->fXrunDelayedUsecs : 0.f);

  1720.     }

  1721. }

  1722. 

  1723. LIB_EXPORT void jack_reset_max_delayed_usecs(jack_client_t* ext_client)

  1724. {

  1725. #ifdef __CLIENTDEBUG__

  1726.     JackGlobals::CheckContext("jack_reset_max_delayed_usecs");

  1727. #endif

  1728.     JackClient* client = (JackClient*)ext_client;

  1729.     if (client == NULL) {

  1730.         jack_error("jack_reset_max_delayed_usecs called with a NULL client");

  1731.     } else {

  1732.         JackEngineControl* control = GetEngineControl();

  1733.         control->ResetXRun();

  1734.     }

  1735. }

  1736. 

  1737. // thread.h

  1738. LIB_EXPORT int jack_client_real_time_priority(jack_client_t* ext_client)

  1739. {

  1740. #ifdef __CLIENTDEBUG__

  1741.     JackGlobals::CheckContext("jack_client_real_time_priority");

  1742. #endif

  1743.     JackClient* client = (JackClient*)ext_client;

  1744.     if (client == NULL) {

  1745.         jack_error("jack_client_real_time_priority called with a NULL client");

  1746.         return -1;

  1747.     } else {

  1748.         JackEngineControl* control = GetEngineControl();

  1749.         return (control->fRealTime) ? control->fClientPriority : -1;

  1750.     }

  1751. }

  1752. 

  1753. LIB_EXPORT int jack_client_max_real_time_priority(jack_client_t* ext_client)

  1754. {

  1755. #ifdef __CLIENTDEBUG__

  1756.     JackGlobals::CheckContext("jack_client_max_real_time_priority");

  1757. #endif

  1758.     JackClient* client = (JackClient*)ext_client;

  1759.     if (client == NULL) {

  1760.         jack_error("jack_client_max_real_time_priority called with a NULL client");

  1761.         return -1;

  1762.     } else {

  1763.         JackEngineControl* control = GetEngineControl();

  1764.        return (control->fRealTime) ? control->fMaxClientPriority : -1;

  1765.     }

  1766. }

  1767. 

  1768. LIB_EXPORT int jack_acquire_real_time_scheduling(jack_native_thread_t thread, int priority)

  1769. {

  1770.     JackEngineControl* control = GetEngineControl();

  1771.     return (control ? JackThread::AcquireRealTimeImp(thread, priority, GetEngineControl()->fPeriod, GetEngineControl()->fComputation, GetEngineControl()->fConstraint) : -1);

  1772. }

  1773. 

  1774. LIB_EXPORT int jack_client_create_thread(jack_client_t* client,

  1775.                                      jack_native_thread_t *thread,

  1776.                                      int priority,

  1777.                                      int realtime,      /* boolean */

  1778.                                      thread_routine routine,

  1779.                                      void *arg)

  1780. {

  1781. #ifdef __CLIENTDEBUG__

  1782.     JackGlobals::CheckContext("jack_client_create_thread");

  1783. #endif

  1784.     return JackThread::StartImp(thread, priority, realtime, routine, arg);

  1785. }

  1786. 

  1787. LIB_EXPORT int jack_drop_real_time_scheduling(jack_native_thread_t thread)

  1788. {

  1789.     return JackThread::DropRealTimeImp(thread);

  1790. }

  1791. 

  1792. LIB_EXPORT int jack_client_stop_thread(jack_client_t* client, jack_native_thread_t thread)

  1793. {

  1794. #ifdef __CLIENTDEBUG__

  1795.     JackGlobals::CheckContext("jack_client_stop_thread");

  1796. #endif

  1797.     return JackThread::StopImp(thread);

  1798. }

  1799. 

  1800. LIB_EXPORT int jack_client_kill_thread(jack_client_t* client, jack_native_thread_t thread)

  1801. {

  1802. #ifdef __CLIENTDEBUG__

  1803.     JackGlobals::CheckContext("jack_client_kill_thread");

  1804. #endif

  1805.     return JackThread::KillImp(thread);

  1806. }

  1807. 

  1808. #ifndef WIN32

  1809. LIB_EXPORT void jack_set_thread_creator (jack_thread_creator_t jtc)

  1810. {

  1811.     JackGlobals::fJackThreadCreator = (jtc == NULL) ? pthread_create : jtc;

  1812. }

  1813. #endif

  1814. 

  1815. // intclient.h

  1816. LIB_EXPORT int jack_internal_client_new (const char* client_name,

  1817.                                      const char* load_name,

  1818.                                      const char* load_init)

  1819. {

  1820. #ifdef __CLIENTDEBUG__

  1821.     JackGlobals::CheckContext("jack_internal_client_new");

  1822. #endif

  1823.     jack_error("jack_internal_client_new: deprecated");

  1824.     return -1;

  1825. }

  1826. 

  1827. LIB_EXPORT void jack_internal_client_close (const char* client_name)

  1828. {

  1829. #ifdef __CLIENTDEBUG__

  1830.     JackGlobals::CheckContext("jack_internal_client_close");

  1831. #endif

  1832.     jack_error("jack_internal_client_close: deprecated");

  1833. }

  1834. 

  1835. LIB_EXPORT char* jack_get_internal_client_name(jack_client_t* ext_client, jack_intclient_t intclient)

  1836. {

  1837. #ifdef __CLIENTDEBUG__

  1838.     JackGlobals::CheckContext("jack_get_internal_client_name");

  1839. #endif

  1840.     JackClient* client = (JackClient*)ext_client;

  1841.     if (client == NULL) {

  1842.         jack_error("jack_get_internal_client_name called with a NULL client");

  1843.         return NULL;

  1844.     } else if (intclient >= CLIENT_NUM) {

  1845.         jack_error("jack_get_internal_client_name: incorrect client");

  1846.         return NULL;

  1847.     } else {

  1848.         return client->GetInternalClientName(intclient);

  1849.     }

  1850. }

  1851. 

  1852. LIB_EXPORT jack_intclient_t jack_internal_client_handle(jack_client_t* ext_client, const char* client_name, jack_status_t* status)

  1853. {

  1854. #ifdef __CLIENTDEBUG__

  1855.     JackGlobals::CheckContext("jack_internal_client_handle");

  1856. #endif

  1857.     JackClient* client = (JackClient*)ext_client;

  1858.     if (client == NULL) {

  1859.         jack_error("jack_internal_client_handle called with a NULL client");

  1860.         return 0;

  1861.     } else {

  1862.         jack_status_t my_status;

  1863.         if (status == NULL)             /* no status from caller? */

  1864.             status = &my_status;        /* use local status word */

  1865.         *status = (jack_status_t)0;

  1866.         return client->InternalClientHandle(client_name, status);

  1867.     }

  1868. }

  1869. 

  1870. LIB_EXPORT jack_intclient_t jack_internal_client_load_aux(jack_client_t* ext_client, const char* client_name, jack_options_t options, jack_status_t* status, va_list ap)

  1871. {

  1872. #ifdef __CLIENTDEBUG__

  1873.     JackGlobals::CheckContext("jack_internal_client_load_aux");

  1874. #endif

  1875.     JackClient* client = (JackClient*)ext_client;

  1876.     if (client == NULL) {

  1877.         jack_error("jack_internal_client_load called with a NULL client");

  1878.         return 0;

  1879.     } else {

  1880.         jack_varargs_t va;

  1881.         jack_status_t my_status;

  1882. 

  1883.         if (status == NULL)             /* no status from caller? */

  1884.             status = &my_status;        /* use local status word */

  1885.         *status = (jack_status_t)0;

  1886. 

  1887.         /* validate parameters */

  1888.         if ((options & ~JackLoadOptions)) {

  1889.             int my_status1 = *status | (JackFailure | JackInvalidOption);

  1890.             *status = (jack_status_t)my_status1;

  1891.             return 0;

  1892.         }

  1893. 

  1894.         /* parse variable arguments */

  1895.         jack_varargs_parse(options, ap, &va);

  1896.         return client->InternalClientLoad(client_name, options, status, &va);

  1897.     }

  1898. }

  1899. 

  1900. LIB_EXPORT jack_intclient_t jack_internal_client_load(jack_client_t *client, const char* client_name, jack_options_t options, jack_status_t *status, ...)

  1901. {

  1902. #ifdef __CLIENTDEBUG__

  1903.     JackGlobals::CheckContext("jack_internal_client_load");

  1904. #endif

  1905.     va_list ap;

  1906.     va_start(ap, status);

  1907.     jack_intclient_t res = jack_internal_client_load_aux(client, client_name, options, status, ap);

  1908.     va_end(ap);

  1909.     return res;

  1910. }

  1911. 

  1912. LIB_EXPORT jack_status_t jack_internal_client_unload(jack_client_t* ext_client, jack_intclient_t intclient)

  1913. {

  1914. #ifdef __CLIENTDEBUG__

  1915.     JackGlobals::CheckContext("jack_internal_client_load");

  1916. #endif

  1917.     JackClient* client = (JackClient*)ext_client;

  1918.     if (client == NULL) {

  1919.         jack_error("jack_internal_client_unload called with a NULL client");

  1920.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1921.     } else if (intclient >= CLIENT_NUM) {

  1922.         jack_error("jack_internal_client_unload: incorrect client");

  1923.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1924.     } else {

  1925.         jack_status_t my_status;

  1926.         client->InternalClientUnload(intclient, &my_status);

  1927.         return my_status;

  1928.     }

  1929. }

  1930. 

  1931. LIB_EXPORT void jack_get_version(int *major_ptr,

  1932.                             int *minor_ptr,

  1933.                             int *micro_ptr,

  1934.                             int *proto_ptr)

  1935. {

  1936. #ifdef __CLIENTDEBUG__

  1937.     JackGlobals::CheckContext("jack_get_version");

  1938. #endif

  1939.     // FIXME: We need these comming from build system

  1940.     *major_ptr = 0;

  1941.     *minor_ptr = 0;

  1942.     *micro_ptr = 0;

  1943.     *proto_ptr = 0;

  1944. }

  1945. 

  1946. LIB_EXPORT const char* jack_get_version_string()

  1947. {

  1948. #ifdef __CLIENTDEBUG__

  1949.     JackGlobals::CheckContext("jack_get_version_string");

  1950. #endif

  1951.     return VERSION;

  1952. }

  1953. 

  1954. LIB_EXPORT void jack_free(void* ptr)

  1955. {

  1956. #ifdef __CLIENTDEBUG__

  1957.     JackGlobals::CheckContext("jack_free");

  1958. #endif

  1959.     if (ptr) {

  1960.         free(ptr);

  1961.     }

  1962. }

  1963. 

  1964. // session.h

  1965. LIB_EXPORT int jack_set_session_callback(jack_client_t* ext_client, JackSessionCallback session_callback, void* arg)

  1966. {

  1967. #ifdef __CLIENTDEBUG__

  1968.     JackGlobals::CheckContext("jack_set_session_callback");

  1969. #endif

  1970.     JackClient* client = (JackClient*)ext_client;

  1971.     jack_log("jack_set_session_callback ext_client %x client %x ", ext_client, client);

  1972.     if (client == NULL) {

  1973.         jack_error("jack_set_session_callback called with a NULL client");

  1974.         return -1;

  1975.     } else {

  1976.         return client->SetSessionCallback(session_callback, arg);

  1977.     }

  1978. }

  1979. 

  1980. LIB_EXPORT jack_session_command_t* jack_session_notify(jack_client_t* ext_client, const char* target, jack_session_event_type_t ev_type, const char* path)

  1981. {

  1982. #ifdef __CLIENTDEBUG__

  1983.     JackGlobals::CheckContext("jack_session_notify");

  1984. #endif

  1985.     JackClient* client = (JackClient*)ext_client;

  1986.     jack_log("jack_session_notify ext_client %x client %x ", ext_client, client);

  1987.     if (client == NULL) {

  1988.         jack_error("jack_session_notify called with a NULL client");

  1989.         return NULL;

  1990.     } else {

  1991.         return client->SessionNotify(target, ev_type, path);

  1992.     }

  1993. }

  1994. 

  1995. LIB_EXPORT int jack_session_reply(jack_client_t* ext_client, jack_session_event_t *event)

  1996. {

  1997. #ifdef __CLIENTDEBUG__

  1998.     JackGlobals::CheckContext("jack_session_reply");

  1999. #endif

  2000.     JackClient* client = (JackClient*)ext_client;

  2001.     jack_log("jack_session_reply ext_client %x client %x ", ext_client, client);

  2002.     if (client == NULL) {

  2003.         jack_error("jack_session_reply called with a NULL client");

  2004.         return -1;

  2005.     } else {

  2006.         return client->SessionReply(event);

  2007.     }

  2008. }

  2009. 

  2010. LIB_EXPORT void jack_session_event_free(jack_session_event_t* ev)

  2011. {

  2012. #ifdef __CLIENTDEBUG__

  2013.     JackGlobals::CheckContext("jack_session_event_free");

  2014. #endif

  2015.     if (ev) {

  2016.         if (ev->session_dir)

  2017.             free((void *)ev->session_dir);

  2018.         if (ev->client_uuid)

  2019.             free((void *)ev->client_uuid);

  2020.         if (ev->command_line)

  2021.             free(ev->command_line);

  2022.         free(ev);

  2023.     }

  2024. }

  2025. 

  2026. LIB_EXPORT char *jack_client_get_uuid(jack_client_t* ext_client)

  2027. {

  2028. #ifdef __CLIENTDEBUG__

  2029.     JackGlobals::CheckContext("jack_client_get_uuid");

  2030. #endif

  2031.     JackClient* client = (JackClient*)ext_client;

  2032.     if (client == NULL) {

  2033.         jack_error("jack_client_get_uuid called with a NULL client");

  2034.         return NULL;

  2035.     } else {

  2036.         char retval[16];

  2037.         snprintf(retval, sizeof(retval), "%d", client->GetClientControl()->fSessionID);

  2038.         return strdup(retval);

  2039.     }

  2040. }

  2041. 

  2042. LIB_EXPORT char* jack_get_uuid_for_client_name(jack_client_t* ext_client, const char* client_name)

  2043. {

  2044. #ifdef __CLIENTDEBUG__

  2045.     JackGlobals::CheckContext("jack_get_uuid_for_client_name");

  2046. #endif

  2047.     JackClient* client = (JackClient*)ext_client;

  2048.     jack_log("jack_get_uuid_for_client_name ext_client %x client %x ", ext_client, client);

  2049.     if (client == NULL) {

  2050.         jack_error("jack_get_uuid_for_client_name called with a NULL client");

  2051.         return NULL;

  2052.     } else {

  2053.         return client->GetUUIDForClientName(client_name);

  2054.     }

  2055. }

  2056. 

  2057. LIB_EXPORT char* jack_get_client_name_by_uuid(jack_client_t* ext_client, const char* client_uuid)

  2058. {

  2059. #ifdef __CLIENTDEBUG__

  2060.     JackGlobals::CheckContext("jack_get_client_name_by_uuid");

  2061. #endif

  2062.     JackClient* client = (JackClient*)ext_client;

  2063.     jack_log("jack_get_uuid_for_client_name ext_client %x client %x ", ext_client, client);

  2064.     if (client == NULL) {

  2065.         jack_error("jack_get_client_name_by_uuid called with a NULL client");

  2066.         return NULL;

  2067.     } else {

  2068.         return client->GetClientNameByUUID(client_uuid);

  2069.     }

  2070. }

  2071. 

  2072. LIB_EXPORT int jack_reserve_client_name(jack_client_t* ext_client, const char* client_name, const char* uuid)

  2073. {

  2074. #ifdef __CLIENTDEBUG__

  2075.     JackGlobals::CheckContext("jack_reserve_client_name");

  2076. #endif

  2077.     JackClient* client = (JackClient*)ext_client;

  2078.     jack_log("jack_reserve_client_name ext_client %x client %x ", ext_client, client);

  2079.     if (client == NULL) {

  2080.         jack_error("jack_reserve_client_name called with a NULL client");

  2081.         return -1;

  2082.     } else {

  2083.         return client->ReserveClientName(client_name, uuid);

  2084.     }

  2085. }

  2086. 

  2087. LIB_EXPORT void jack_session_commands_free(jack_session_command_t *cmds)

  2088. {

  2089. #ifdef __CLIENTDEBUG__

  2090.     JackGlobals::CheckContext("jack_session_commands_free");

  2091. #endif

  2092. 

  2093.     if (!cmds)

  2094.         return;

  2095. 

  2096.     int i = 0;

  2097.     while (1) {

  2098.         if (cmds[i].client_name)

  2099.             free ((char *)cmds[i].client_name);

  2100.         if (cmds[i].command)

  2101.             free ((char *)cmds[i].command);

  2102.         if (cmds[i].uuid)

  2103.             free ((char *)cmds[i].uuid);

  2104.         else

  2105.             break;

  2106. 

  2107.         i += 1;

  2108.     }

  2109. 

  2110.     free(cmds);

  2111. }

  2112. 

  2113. LIB_EXPORT int jack_client_has_session_callback(jack_client_t* ext_client, const char* client_name)

  2114. {

  2115. #ifdef __CLIENTDEBUG__

  2116.     JackGlobals::CheckContext("jack_client_has_session_callback");

  2117. #endif

  2118.     JackClient* client = (JackClient*)ext_client;

  2119.     jack_log("jack_client_has_session_callback ext_client %x client %x ", ext_client, client);

  2120.     if (client == NULL) {

  2121.         jack_error("jack_client_has_session_callback called with a NULL client");

  2122.         return -1;

  2123.     } else {

  2124.         return client->ClientHasSessionCallback(client_name);

  2125.     }

  2126. }