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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.         JackClient* client = NULL;

  641.         for (int i = 0; i < CLIENT_NUM; i++) {

  642.             // Find a valid client

  643.             if ((client = JackGlobals::fClientTable[i])) {

  644.                 break;

  645.             }

  646.         }

  647.         return (client) ? client->PortRename(myport, name) : -1;

  648.     }

  649. }

  650. 

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

  652. {

  653. #ifdef __CLIENTDEBUG__

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

  655. #endif

  656.     uintptr_t port_aux = (uintptr_t)port;

  657.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  658.     if (!CheckPort(myport)) {

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

  660.         return -1;

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

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

  663.         return -1;

  664.     } else {

  665.         JackGraphManager* manager = GetGraphManager();

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

  667.     }

  668. }

  669. 

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

  671. {

  672. #ifdef __CLIENTDEBUG__

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

  674. #endif

  675.     uintptr_t port_aux = (uintptr_t)port;

  676.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  677.     if (!CheckPort(myport)) {

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

  679.         return -1;

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

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

  682.         return -1;

  683.     } else {

  684.         JackGraphManager* manager = GetGraphManager();

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

  686.     }

  687. }

  688. 

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

  690. {

  691. #ifdef __CLIENTDEBUG__

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

  693. #endif

  694.     uintptr_t port_aux = (uintptr_t)port;

  695.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  696.     if (!CheckPort(myport)) {

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

  698.         return -1;

  699.     } else {

  700.         JackGraphManager* manager = GetGraphManager();

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

  702.     }

  703. }

  704. 

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

  706. {

  707. #ifdef __CLIENTDEBUG__

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

  709. #endif

  710.     uintptr_t port_aux = (uintptr_t)port;

  711.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  712.     if (!CheckPort(myport)) {

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

  714.         return -1;

  715.     } else {

  716.         JackGraphManager* manager = GetGraphManager();

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

  718.     }

  719. }

  720. 

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

  722. {

  723. #ifdef __CLIENTDEBUG__

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

  725. #endif

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

  727.     if (client == NULL) {

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

  729.         return -1;

  730.     } else {

  731.         JackGraphManager* manager = GetGraphManager();

  732.         if (!manager)

  733.             return -1;

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

  735.         if (!CheckPort(myport)) {

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

  737.             return -1;

  738.         } else {

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

  740.         }

  741.     }

  742. }

  743. 

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

  745. {

  746. #ifdef __CLIENTDEBUG__

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

  748. #endif

  749.     uintptr_t port_aux = (uintptr_t)port;

  750.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  751.     if (!CheckPort(myport)) {

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

  753.         return -1;

  754.     } else {

  755.         JackGraphManager* manager = GetGraphManager();

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

  757.     }

  758. }

  759. 

  760. LIB_EXPORT int jack_port_monitoring_input(jack_port_t* port)

  761. {

  762. #ifdef __CLIENTDEBUG__

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

  764. #endif

  765.     uintptr_t port_aux = (uintptr_t)port;

  766.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  767.     if (!CheckPort(myport)) {

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

  769.         return -1;

  770.     } else {

  771.         JackGraphManager* manager = GetGraphManager();

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

  773.     }

  774. }

  775. 

  776. LIB_EXPORT int jack_is_realtime(jack_client_t* ext_client)

  777. {

  778. #ifdef __CLIENTDEBUG__

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

  780. #endif

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

  782.     if (client == NULL) {

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

  784.         return -1;

  785.     } else {

  786.         JackEngineControl* control = GetEngineControl();

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

  788.     }

  789. }

  790. 

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

  792. {

  793. #ifdef __CLIENTDEBUG__

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

  795. #endif

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

  797.     if (client == NULL) {

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

  799.     } else {

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

  801.     }

  802. }

  803. 

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

  805. {

  806. #ifdef __CLIENTDEBUG__

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

  808. #endif

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

  810.     if (client == NULL) {

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

  812.     } else {

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

  814.     }

  815. }

  816. 

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

  818. {

  819. #ifdef __CLIENTDEBUG__

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

  821. #endif

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

  823.     if (client == NULL) {

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

  825.         return -1;

  826.     } else {

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

  828.     }

  829. }

  830. 

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

  832. {

  833. #ifdef __CLIENTDEBUG__

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

  835. #endif

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

  837.     if (client == NULL) {

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

  839.         return 0;

  840.     } else {

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

  842.         return 0;

  843.     }

  844. }

  845. 

  846. LIB_EXPORT jack_nframes_t jack_cycle_wait(jack_client_t* ext_client)

  847. {

  848. #ifdef __CLIENTDEBUG__

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

  850. #endif

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

  852.     if (client == NULL) {

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

  854.         return 0;

  855.     } else {

  856.         return client->CycleWait();

  857.     }

  858. }

  859. 

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

  861. {

  862. #ifdef __CLIENTDEBUG__

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

  864. #endif

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

  866.     if (client == NULL) {

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

  868.     } else {

  869.         client->CycleSignal(status);

  870.     }

  871. }

  872. 

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

  874. {

  875. #ifdef __CLIENTDEBUG__

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

  877. #endif

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

  879.     if (client == NULL) {

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

  881.         return -1;

  882.     } else {

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

  884.     }

  885. }

  886. 

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

  888. {

  889. #ifdef __CLIENTDEBUG__

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

  891. #endif

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

  893.     if (client == NULL) {

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

  895.         return -1;

  896.     } else {

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

  898.     }

  899. }

  900. 

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

  902. {

  903. #ifdef __CLIENTDEBUG__

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

  905. #endif

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

  907.     if (client == NULL) {

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

  909.         return -1;

  910.     } else {

  911.         return client->SetFreeWheel(onoff);

  912.     }

  913. }

  914. 

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

  916. {

  917. #ifdef __CLIENTDEBUG__

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

  919. #endif

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

  921.     if (client == NULL) {

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

  923.         return -1;

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

  925.         return -1;

  926.     } else {

  927.         return client->SetBufferSize(buffer_size);

  928.     }

  929. }

  930. 

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

  932. {

  933. #ifdef __CLIENTDEBUG__

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

  935. #endif

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

  937.     if (client == NULL) {

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

  939.         return -1;

  940.     } else {

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

  942.     }

  943. }

  944. 

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

  946. {

  947. #ifdef __CLIENTDEBUG__

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

  949. #endif

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

  951.     if (client == NULL) {

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

  953.         return -1;

  954.     } else {

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

  956.     }

  957. }

  958. 

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

  960. {

  961. #ifdef __CLIENTDEBUG__

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

  963. #endif

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

  965.     if (client == NULL) {

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

  967.         return -1;

  968.     } else {

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

  970.     }

  971. }

  972. 

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

  974. {

  975. #ifdef __CLIENTDEBUG__

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

  977. #endif

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

  979.     if (client == NULL) {

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

  981.         return -1;

  982.     } else {

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

  984.     }

  985. }

  986. 

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

  988. {

  989. #ifdef __CLIENTDEBUG__

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

  991. #endif

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

  993.     if (client == NULL) {

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

  995.         return -1;

  996.     } else {

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

  998.     }

  999. }

  1000. 

  1001. LIB_EXPORT int jack_set_port_rename_callback(jack_client_t* ext_client, JackPortRenameCallback rename_callback, void* arg)

  1002. {

  1003. #ifdef __CLIENTDEBUG__

  1004.     JackGlobals::CheckContext("jack_set_port_rename_callback");

  1005. #endif

  1006.     JackClient* client = (JackClient*)ext_client;

  1007.     if (client == NULL) {

  1008.         jack_error("jack_set_port_rename_callback called with a NULL client");

  1009.         return -1;

  1010.     } else {

  1011.         return client->SetPortRenameCallback(rename_callback, arg);

  1012.     }

  1013. }

  1014. 

  1015. LIB_EXPORT int jack_set_graph_order_callback(jack_client_t* ext_client, JackGraphOrderCallback graph_callback, void* arg)

  1016. {

  1017. #ifdef __CLIENTDEBUG__

  1018.     JackGlobals::CheckContext("jack_set_graph_order_callback");

  1019. #endif

  1020.     JackClient* client = (JackClient*)ext_client;

  1021.     jack_log("jack_set_graph_order_callback ext_client %x client %x ", ext_client, client);

  1022.     if (client == NULL) {

  1023.         jack_error("jack_set_graph_order_callback called with a NULL client");

  1024.         return -1;

  1025.     } else {

  1026.         return client->SetGraphOrderCallback(graph_callback, arg);

  1027.     }

  1028. }

  1029. 

  1030. LIB_EXPORT int jack_set_xrun_callback(jack_client_t* ext_client, JackXRunCallback xrun_callback, void* arg)

  1031. {

  1032. #ifdef __CLIENTDEBUG__

  1033.     JackGlobals::CheckContext("jack_set_xrun_callback");

  1034. #endif

  1035.     JackClient* client = (JackClient*)ext_client;

  1036.     if (client == NULL) {

  1037.         jack_error("jack_set_xrun_callback called with a NULL client");

  1038.         return -1;

  1039.     } else {

  1040.         return client->SetXRunCallback(xrun_callback, arg);

  1041.     }

  1042. }

  1043. 

  1044. LIB_EXPORT int jack_set_latency_callback(jack_client_t* ext_client, JackLatencyCallback latency_callback, void *arg)

  1045. {

  1046. #ifdef __CLIENTDEBUG__

  1047.     JackGlobals::CheckContext("jack_set_latency_callback");

  1048. #endif

  1049.     JackClient* client = (JackClient*)ext_client;

  1050.     if (client == NULL) {

  1051.         jack_error("jack_set_latency_callback called with a NULL client");

  1052.         return -1;

  1053.     } else {

  1054.         return client->SetLatencyCallback(latency_callback, arg);

  1055.     }

  1056. }

  1057. 

  1058. LIB_EXPORT int jack_set_thread_init_callback(jack_client_t* ext_client, JackThreadInitCallback init_callback, void *arg)

  1059. {

  1060. #ifdef __CLIENTDEBUG__

  1061.     JackGlobals::CheckContext("jack_set_thread_init_callback");

  1062. #endif

  1063.     JackClient* client = (JackClient*)ext_client;

  1064.     jack_log("jack_set_thread_init_callback ext_client %x client %x ", ext_client, client);

  1065.     if (client == NULL) {

  1066.         jack_error("jack_set_thread_init_callback called with a NULL client");

  1067.         return -1;

  1068.     } else {

  1069.         return client->SetInitCallback(init_callback, arg);

  1070.     }

  1071. }

  1072. 

  1073. LIB_EXPORT int jack_activate(jack_client_t* ext_client)

  1074. {

  1075. #ifdef __CLIENTDEBUG__

  1076.     JackGlobals::CheckContext("jack_activate");

  1077. #endif

  1078.     JackClient* client = (JackClient*)ext_client;

  1079.     if (client == NULL) {

  1080.         jack_error("jack_activate called with a NULL client");

  1081.         return -1;

  1082.     } else {

  1083.         return client->Activate();

  1084.     }

  1085. }

  1086. 

  1087. LIB_EXPORT int jack_deactivate(jack_client_t* ext_client)

  1088. {

  1089. #ifdef __CLIENTDEBUG__

  1090.     JackGlobals::CheckContext("jack_deactivate");

  1091. #endif

  1092.     JackClient* client = (JackClient*)ext_client;

  1093.     if (client == NULL) {

  1094.         jack_error("jack_deactivate called with a NULL client");

  1095.         return -1;

  1096.     } else {

  1097.         return client->Deactivate();

  1098.     }

  1099. }

  1100. 

  1101. 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)

  1102. {

  1103. #ifdef __CLIENTDEBUG__

  1104.     JackGlobals::CheckContext("jack_port_register");

  1105. #endif

  1106.     JackClient* client = (JackClient*)ext_client;

  1107.     if (client == NULL) {

  1108.         jack_error("jack_port_register called with a NULL client");

  1109.         return NULL;

  1110.     } else if ((port_name == NULL) || (port_type == NULL)) {

  1111.         jack_error("jack_port_register called with a NULL port name or a NULL port_type");

  1112.         return NULL;

  1113.     } else {

  1114.         return (jack_port_t *)((uintptr_t)client->PortRegister(port_name, port_type, flags, buffer_size));

  1115.     }

  1116. }

  1117. 

  1118. LIB_EXPORT int jack_port_unregister(jack_client_t* ext_client, jack_port_t* port)

  1119. {

  1120. #ifdef __CLIENTDEBUG__

  1121.     JackGlobals::CheckContext("jack_port_unregister");

  1122. #endif

  1123.     JackClient* client = (JackClient*)ext_client;

  1124.     if (client == NULL) {

  1125.         jack_error("jack_port_unregister called with a NULL client");

  1126.         return -1;

  1127.     }

  1128.     uintptr_t port_aux = (uintptr_t)port;

  1129.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1130.     if (!CheckPort(myport)) {

  1131.         jack_error("jack_port_unregister called with an incorrect port %ld", myport);

  1132.         return -1;

  1133.     }

  1134.     return client->PortUnRegister(myport);

  1135. }

  1136. 

  1137. LIB_EXPORT int jack_port_is_mine(const jack_client_t* ext_client, const jack_port_t* port)

  1138. {

  1139. #ifdef __CLIENTDEBUG__

  1140.     JackGlobals::CheckContext("jack_port_is_mine");

  1141. #endif

  1142.     JackClient* client = (JackClient*)ext_client;

  1143.     if (client == NULL) {

  1144.         jack_error("jack_port_is_mine called with a NULL client");

  1145.         return -1;

  1146.     }

  1147.     uintptr_t port_aux = (uintptr_t)port;

  1148.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1149.     if (!CheckPort(myport)) {

  1150.         jack_error("jack_port_is_mine called with an incorrect port %ld", myport);

  1151.         return -1;

  1152.     }

  1153.     return client->PortIsMine(myport);

  1154. }

  1155. 

  1156. LIB_EXPORT const char** jack_port_get_connections(const jack_port_t* port)

  1157. {

  1158. #ifdef __CLIENTDEBUG__

  1159.     JackGlobals::CheckContext("jack_port_get_connections");

  1160. #endif

  1161.     uintptr_t port_aux = (uintptr_t)port;

  1162.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1163.     if (!CheckPort(myport)) {

  1164.         jack_error("jack_port_get_connections called with an incorrect port %ld", myport);

  1165.         return NULL;

  1166.     } else {

  1167.         WaitGraphChange();

  1168.         JackGraphManager* manager = GetGraphManager();

  1169.         return (manager ? manager->GetConnections(myport) : NULL);

  1170.     }

  1171. }

  1172. 

  1173. // Calling client does not need to "own" the port

  1174. LIB_EXPORT const char** jack_port_get_all_connections(const jack_client_t* ext_client, const jack_port_t* port)

  1175. {

  1176. #ifdef __CLIENTDEBUG__

  1177.     JackGlobals::CheckContext("jack_port_get_all_connections");

  1178. #endif

  1179.     JackClient* client = (JackClient*)ext_client;

  1180.     if (client == NULL) {

  1181.         jack_error("jack_port_get_all_connections called with a NULL client");

  1182.         return NULL;

  1183.     }

  1184. 

  1185.     uintptr_t port_aux = (uintptr_t)port;

  1186.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1187.     if (!CheckPort(myport)) {

  1188.         jack_error("jack_port_get_all_connections called with an incorrect port %ld", myport);

  1189.         return NULL;

  1190.     } else {

  1191.         WaitGraphChange();

  1192.         JackGraphManager* manager = GetGraphManager();

  1193.         return (manager ? manager->GetConnections(myport) : NULL);

  1194.     }

  1195. }

  1196. 

  1197. LIB_EXPORT jack_nframes_t jack_port_get_total_latency(jack_client_t* ext_client, jack_port_t* port)

  1198. {

  1199. #ifdef __CLIENTDEBUG__

  1200.     JackGlobals::CheckContext("jack_port_get_total_latency");

  1201. #endif

  1202.     JackClient* client = (JackClient*)ext_client;

  1203.     if (client == NULL) {

  1204.         jack_error("jack_port_get_total_latency called with a NULL client");

  1205.         return 0;

  1206.     }

  1207. 

  1208.     uintptr_t port_aux = (uintptr_t)port;

  1209.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1210.     if (!CheckPort(myport)) {

  1211.         jack_error("jack_port_get_total_latency called with an incorrect port %ld", myport);

  1212.         return 0;

  1213.     } else {

  1214.         WaitGraphChange();

  1215.         JackGraphManager* manager = GetGraphManager();

  1216.         if (manager) {

  1217.             manager->ComputeTotalLatency(myport);

  1218.             return manager->GetPort(myport)->GetTotalLatency();

  1219.         } else {

  1220.             return 0;

  1221.         }

  1222.     }

  1223. }

  1224. 

  1225. LIB_EXPORT int jack_connect(jack_client_t* ext_client, const char* src, const char* dst)

  1226. {

  1227. #ifdef __CLIENTDEBUG__

  1228.     JackGlobals::CheckContext("jack_connect");

  1229. #endif

  1230.     JackClient* client = (JackClient*)ext_client;

  1231.     if (client == NULL) {

  1232.         jack_error("jack_connect called with a NULL client");

  1233.         return -1;

  1234.     } else if ((src == NULL) || (dst == NULL)) {

  1235.         jack_error("jack_connect called with a NULL port name");

  1236.         return -1;

  1237.     } else {

  1238.         return client->PortConnect(src, dst);

  1239.     }

  1240. }

  1241. 

  1242. LIB_EXPORT int jack_disconnect(jack_client_t* ext_client, const char* src, const char* dst)

  1243. {

  1244. #ifdef __CLIENTDEBUG__

  1245.     JackGlobals::CheckContext("jack_disconnect");

  1246. #endif

  1247.     JackClient* client = (JackClient*)ext_client;

  1248.     if (client == NULL) {

  1249.         jack_error("jack_disconnect called with a NULL client");

  1250.         return -1;

  1251.     } else if ((src == NULL) || (dst == NULL)) {

  1252.         jack_error("jack_connect called with a NULL port name");

  1253.         return -1;

  1254.     } else {

  1255.         return client->PortDisconnect(src, dst);

  1256.     }

  1257. }

  1258. 

  1259. LIB_EXPORT int jack_port_disconnect(jack_client_t* ext_client, jack_port_t* src)

  1260. {

  1261. #ifdef __CLIENTDEBUG__

  1262.     JackGlobals::CheckContext("jack_port_disconnect");

  1263. #endif

  1264.     JackClient* client = (JackClient*)ext_client;

  1265.     if (client == NULL) {

  1266.         jack_error("jack_port_disconnect called with a NULL client");

  1267.         return -1;

  1268.     }

  1269.     uintptr_t port_aux = (uintptr_t)src;

  1270.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1271.     if (!CheckPort(myport)) {

  1272.         jack_error("jack_port_disconnect called with an incorrect port %ld", myport);

  1273.         return -1;

  1274.     }

  1275.     return client->PortDisconnect(myport);

  1276. }

  1277. 

  1278. LIB_EXPORT jack_nframes_t jack_get_sample_rate(jack_client_t* ext_client)

  1279. {

  1280. #ifdef __CLIENTDEBUG__

  1281.     JackGlobals::CheckContext("jack_get_sample_rate");

  1282. #endif

  1283.     JackClient* client = (JackClient*)ext_client;

  1284.     if (client == NULL) {

  1285.         jack_error("jack_get_sample_rate called with a NULL client");

  1286.         return 0;

  1287.     } else {

  1288.         JackEngineControl* control = GetEngineControl();

  1289.         return (control ? control->fSampleRate : 0);

  1290.     }

  1291. }

  1292. 

  1293. LIB_EXPORT jack_nframes_t jack_get_buffer_size(jack_client_t* ext_client)

  1294. {

  1295. #ifdef __CLIENTDEBUG__

  1296.     JackGlobals::CheckContext("jack_get_buffer_size");

  1297. #endif

  1298.     JackClient* client = (JackClient*)ext_client;

  1299.     if (client == NULL) {

  1300.         jack_error("jack_get_buffer_size called with a NULL client");

  1301.         return 0;

  1302.     } else {

  1303.         JackEngineControl* control = GetEngineControl();

  1304.         return (control ? control->fBufferSize : 0);

  1305.     }

  1306. }

  1307. 

  1308. 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)

  1309. {

  1310. #ifdef __CLIENTDEBUG__

  1311.     JackGlobals::CheckContext("jack_get_ports");

  1312. #endif

  1313.     JackClient* client = (JackClient*)ext_client;

  1314.     if (client == NULL) {

  1315.         jack_error("jack_get_ports called with a NULL client");

  1316.         return NULL;

  1317.     }

  1318.     JackGraphManager* manager = GetGraphManager();

  1319.     return (manager ? manager->GetPorts(port_name_pattern, type_name_pattern, flags) : NULL);

  1320. }

  1321. 

  1322. LIB_EXPORT jack_port_t* jack_port_by_name(jack_client_t* ext_client, const char* portname)

  1323. {

  1324. #ifdef __CLIENTDEBUG__

  1325.     JackGlobals::CheckContext("jack_port_by_name");

  1326. #endif

  1327.     JackClient* client = (JackClient*)ext_client;

  1328.     if (client == NULL) {

  1329.         jack_error("jack_get_ports called with a NULL client");

  1330.         return 0;

  1331.     }

  1332. 

  1333.     if (portname == NULL) {

  1334.         jack_error("jack_port_by_name called with a NULL port name");

  1335.         return NULL;

  1336.     } else {

  1337.         JackGraphManager* manager = GetGraphManager();

  1338.         if (!manager)

  1339.             return NULL;

  1340.         int res = manager->GetPort(portname); // returns a port index at least > 1

  1341.         return (res == NO_PORT) ? NULL : (jack_port_t*)((uintptr_t)res);

  1342.     }

  1343. }

  1344. 

  1345. LIB_EXPORT jack_port_t* jack_port_by_id(jack_client_t* ext_client, jack_port_id_t id)

  1346. {

  1347. #ifdef __CLIENTDEBUG__

  1348.     JackGlobals::CheckContext("jack_port_by_id");

  1349. #endif

  1350.     /* jack_port_t* type is actually the port index */

  1351.     return (jack_port_t*)((uintptr_t)id);

  1352. }

  1353. 

  1354. LIB_EXPORT int jack_engine_takeover_timebase(jack_client_t* ext_client)

  1355. {

  1356. #ifdef __CLIENTDEBUG__

  1357.     JackGlobals::CheckContext("jack_engine_takeover_timebase");

  1358. #endif

  1359.     JackClient* client = (JackClient*)ext_client;

  1360.     if (client == NULL) {

  1361.         jack_error("jack_engine_takeover_timebase called with a NULL client");

  1362.         return -1;

  1363.     } else {

  1364.         jack_error("jack_engine_takeover_timebase: deprecated\n");

  1365.         return 0;

  1366.     }

  1367. }

  1368. 

  1369. LIB_EXPORT jack_nframes_t jack_frames_since_cycle_start(const jack_client_t* ext_client)

  1370. {

  1371. #ifdef __CLIENTDEBUG__

  1372.     JackGlobals::CheckContext("jack_frames_since_cycle_start");

  1373. #endif

  1374.     JackTimer timer;

  1375.     JackEngineControl* control = GetEngineControl();

  1376.     if (control) {

  1377.         control->ReadFrameTime(&timer);

  1378.         return timer.FramesSinceCycleStart(GetMicroSeconds(), control->fSampleRate);

  1379.     } else {

  1380.         return 0;

  1381.     }

  1382. }

  1383. 

  1384. LIB_EXPORT jack_time_t jack_get_time()

  1385. {

  1386. #ifdef __CLIENTDEBUG__

  1387.     JackGlobals::CheckContext("jack_get_time");

  1388. #endif

  1389.     return GetMicroSeconds();

  1390. }

  1391. 

  1392. LIB_EXPORT jack_time_t jack_frames_to_time(const jack_client_t* ext_client, jack_nframes_t frames)

  1393. {

  1394. #ifdef __CLIENTDEBUG__

  1395.     JackGlobals::CheckContext("jack_frames_to_time");

  1396. #endif

  1397.     JackClient* client = (JackClient*)ext_client;

  1398.     if (client == NULL) {

  1399.         jack_error("jack_frames_to_time called with a NULL client");

  1400.         return 0;

  1401.     } else {

  1402.         JackTimer timer;

  1403.         JackEngineControl* control = GetEngineControl();

  1404.         if (control) {

  1405.             control->ReadFrameTime(&timer);

  1406.             return timer.Frames2Time(frames, control->fBufferSize);

  1407.         } else {

  1408.             return 0;

  1409.         }

  1410.     }

  1411. }

  1412. 

  1413. LIB_EXPORT jack_nframes_t jack_time_to_frames(const jack_client_t* ext_client, jack_time_t time)

  1414. {

  1415. #ifdef __CLIENTDEBUG__

  1416.     JackGlobals::CheckContext("jack_time_to_frames");

  1417. #endif

  1418.     JackClient* client = (JackClient*)ext_client;

  1419.     if (client == NULL) {

  1420.         jack_error("jack_time_to_frames called with a NULL client");

  1421.         return 0;

  1422.     } else {

  1423.         JackTimer timer;

  1424.         JackEngineControl* control = GetEngineControl();

  1425.         if (control) {

  1426.             control->ReadFrameTime(&timer);

  1427.             return timer.Time2Frames(time, control->fBufferSize);

  1428.         } else {

  1429.             return 0;

  1430.         }

  1431.     }

  1432. }

  1433. 

  1434. LIB_EXPORT jack_nframes_t jack_frame_time(const jack_client_t* ext_client)

  1435. {

  1436. #ifdef __CLIENTDEBUG__

  1437.     JackGlobals::CheckContext("jack_frame_time");

  1438. #endif

  1439.     return jack_time_to_frames(ext_client, GetMicroSeconds());

  1440. }

  1441. 

  1442. LIB_EXPORT jack_nframes_t jack_last_frame_time(const jack_client_t* ext_client)

  1443. {

  1444. #ifdef __CLIENTDEBUG__

  1445.     JackGlobals::CheckContext("jack_last_frame_time");

  1446. #endif

  1447.     JackEngineControl* control = GetEngineControl();

  1448.     return (control) ? control->fFrameTimer.ReadCurrentState()->CurFrame() : 0;

  1449. }

  1450. 

  1451. LIB_EXPORT float jack_cpu_load(jack_client_t* ext_client)

  1452. {

  1453. #ifdef __CLIENTDEBUG__

  1454.     JackGlobals::CheckContext("jack_cpu_load");

  1455. #endif

  1456.     JackClient* client = (JackClient*)ext_client;

  1457.     if (client == NULL) {

  1458.         jack_error("jack_cpu_load called with a NULL client");

  1459.         return 0.0f;

  1460.     } else {

  1461.         JackEngineControl* control = GetEngineControl();

  1462.         return (control ? control->fCPULoad :  0.0f);

  1463.     }

  1464. }

  1465. 

  1466. LIB_EXPORT jack_native_thread_t jack_client_thread_id(jack_client_t* ext_client)

  1467. {

  1468. #ifdef __CLIENTDEBUG__

  1469.     JackGlobals::CheckContext("jack_client_thread_id");

  1470. #endif

  1471.     JackClient* client = (JackClient*)ext_client;

  1472.     if (client == NULL) {

  1473.         jack_error("jack_client_thread_id called with a NULL client");

  1474.         return (jack_native_thread_t)NULL;

  1475.     } else {

  1476.         return client->GetThreadID();

  1477.     }

  1478. }

  1479. 

  1480. LIB_EXPORT char* jack_get_client_name(jack_client_t* ext_client)

  1481. {

  1482. #ifdef __CLIENTDEBUG__

  1483.     JackGlobals::CheckContext("jack_get_client_name");

  1484. #endif

  1485.     JackClient* client = (JackClient*)ext_client;

  1486.     if (client == NULL) {

  1487.         jack_error("jack_get_client_name called with a NULL client");

  1488.         return NULL;

  1489.     } else {

  1490.         return client->GetClientControl()->fName;

  1491.     }

  1492. }

  1493. 

  1494. LIB_EXPORT int jack_client_name_size(void)

  1495. {

  1496.     return JACK_CLIENT_NAME_SIZE;

  1497. }

  1498. 

  1499. LIB_EXPORT int jack_port_name_size(void)

  1500. {

  1501.     return JACK_PORT_NAME_SIZE;

  1502. }

  1503. 

  1504. LIB_EXPORT int jack_port_type_size(void)

  1505. {

  1506.     return JACK_PORT_TYPE_SIZE;

  1507. }

  1508. 

  1509. LIB_EXPORT size_t jack_port_type_get_buffer_size(jack_client_t* ext_client, const char* port_type)

  1510. {

  1511. #ifdef __CLIENTDEBUG__

  1512.     JackGlobals::CheckContext("jack_port_type_get_buffer_size");

  1513. #endif

  1514.     JackClient* client = (JackClient*)ext_client;

  1515.     if (client == NULL) {

  1516.         jack_error("jack_port_type_get_buffer_size called with a NULL client");

  1517.         return 0;

  1518.     } else {

  1519.         jack_port_type_id_t port_id = GetPortTypeId(port_type);

  1520.         if (port_id == PORT_TYPES_MAX) {

  1521.             jack_error("jack_port_type_get_buffer_size called with an unknown port type = %s", port_type);

  1522.             return 0;

  1523.         } else {

  1524.             return GetPortType(port_id)->size();

  1525.         }

  1526.     }

  1527. }

  1528. 

  1529. // transport.h

  1530. LIB_EXPORT int jack_release_timebase(jack_client_t* ext_client)

  1531. {

  1532. #ifdef __CLIENTDEBUG__

  1533.     JackGlobals::CheckContext("jack_release_timebase");

  1534. #endif

  1535.     JackClient* client = (JackClient*)ext_client;

  1536.     if (client == NULL) {

  1537.         jack_error("jack_release_timebase called with a NULL client");

  1538.         return -1;

  1539.     } else {

  1540.         return client->ReleaseTimebase();

  1541.     }

  1542. }

  1543. 

  1544. LIB_EXPORT int jack_set_sync_callback(jack_client_t* ext_client, JackSyncCallback sync_callback, void *arg)

  1545. {

  1546. #ifdef __CLIENTDEBUG__

  1547.     JackGlobals::CheckContext("jack_set_sync_callback");

  1548. #endif

  1549.     JackClient* client = (JackClient*)ext_client;

  1550.     if (client == NULL) {

  1551.         jack_error("jack_set_sync_callback called with a NULL client");

  1552.         return -1;

  1553.     } else {

  1554.         return client->SetSyncCallback(sync_callback, arg);

  1555.     }

  1556. }

  1557. 

  1558. LIB_EXPORT int jack_set_sync_timeout(jack_client_t* ext_client, jack_time_t timeout)

  1559. {

  1560. #ifdef __CLIENTDEBUG__

  1561.     JackGlobals::CheckContext("jack_set_sync_timeout");

  1562. #endif

  1563.     JackClient* client = (JackClient*)ext_client;

  1564.     if (client == NULL) {

  1565.         jack_error("jack_set_sync_timeout called with a NULL client");

  1566.         return -1;

  1567.     } else {

  1568.         return client->SetSyncTimeout(timeout);

  1569.     }

  1570. }

  1571. 

  1572. LIB_EXPORT int jack_set_timebase_callback(jack_client_t* ext_client, int conditional, JackTimebaseCallback timebase_callback, void* arg)

  1573. {

  1574. #ifdef __CLIENTDEBUG__

  1575.     JackGlobals::CheckContext("jack_set_timebase_callback");

  1576. #endif

  1577.     JackClient* client = (JackClient*)ext_client;

  1578.     if (client == NULL) {

  1579.         jack_error("jack_set_timebase_callback called with a NULL client");

  1580.         return -1;

  1581.     } else {

  1582.         return client->SetTimebaseCallback(conditional, timebase_callback, arg);

  1583.     }

  1584. }

  1585. 

  1586. LIB_EXPORT int jack_transport_locate(jack_client_t* ext_client, jack_nframes_t frame)

  1587. {

  1588. #ifdef __CLIENTDEBUG__

  1589.     JackGlobals::CheckContext("jack_transport_locate");

  1590. #endif

  1591.     JackClient* client = (JackClient*)ext_client;

  1592.     if (client == NULL) {

  1593.         jack_error("jack_transport_locate called with a NULL client");

  1594.         return -1;

  1595.     } else {

  1596.         client->TransportLocate(frame);

  1597.         return 0;

  1598.     }

  1599. }

  1600. 

  1601. LIB_EXPORT jack_transport_state_t jack_transport_query(const jack_client_t* ext_client, jack_position_t* pos)

  1602. {

  1603. #ifdef __CLIENTDEBUG__

  1604.     JackGlobals::CheckContext("jack_transport_query");

  1605. #endif

  1606.     JackClient* client = (JackClient*)ext_client;

  1607.     if (client == NULL) {

  1608.         jack_error("jack_transport_query called with a NULL client");

  1609.         return JackTransportStopped;

  1610.     } else {

  1611.         return client->TransportQuery(pos);

  1612.     }

  1613. }

  1614. 

  1615. LIB_EXPORT jack_nframes_t jack_get_current_transport_frame(const jack_client_t* ext_client)

  1616. {

  1617. #ifdef __CLIENTDEBUG__

  1618.     JackGlobals::CheckContext("jack_get_current_transport_frame");

  1619. #endif

  1620.     JackClient* client = (JackClient*)ext_client;

  1621.     if (client == NULL) {

  1622.         jack_error("jack_get_current_transport_frame called with a NULL client");

  1623.         return 0;

  1624.     } else {

  1625.         return client->GetCurrentTransportFrame();

  1626.     }

  1627. }

  1628. 

  1629. LIB_EXPORT int jack_transport_reposition(jack_client_t* ext_client, const jack_position_t* pos)

  1630. {

  1631. #ifdef __CLIENTDEBUG__

  1632.     JackGlobals::CheckContext("jack_transport_reposition");

  1633. #endif

  1634.     JackClient* client = (JackClient*)ext_client;

  1635.     if (client == NULL) {

  1636.         jack_error("jack_transport_reposition called with a NULL client");

  1637.         return -1;

  1638.     } else {

  1639.         client->TransportReposition(pos);

  1640.         return 0;

  1641.     }

  1642. }

  1643. 

  1644. LIB_EXPORT void jack_transport_start(jack_client_t* ext_client)

  1645. {

  1646. #ifdef __CLIENTDEBUG__

  1647.     JackGlobals::CheckContext("jack_transport_start");

  1648. #endif

  1649.     JackClient* client = (JackClient*)ext_client;

  1650.     if (client == NULL) {

  1651.         jack_error("jack_transport_start called with a NULL client");

  1652.     } else {

  1653.         client->TransportStart();

  1654.     }

  1655. }

  1656. 

  1657. LIB_EXPORT void jack_transport_stop(jack_client_t* ext_client)

  1658. {

  1659. #ifdef __CLIENTDEBUG__

  1660.     JackGlobals::CheckContext("jack_transport_stop");

  1661. #endif

  1662.     JackClient* client = (JackClient*)ext_client;

  1663.     if (client == NULL) {

  1664.         jack_error("jack_transport_stop called with a NULL client");

  1665.     } else {

  1666.         client->TransportStop();

  1667.     }

  1668. }

  1669. 

  1670. // deprecated

  1671. LIB_EXPORT void jack_get_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1672. {

  1673. #ifdef __CLIENTDEBUG__

  1674.     JackGlobals::CheckContext("jack_get_transport_info");

  1675. #endif

  1676.     jack_error("jack_get_transport_info: deprecated");

  1677.     if (tinfo)

  1678.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1679. }

  1680. 

  1681. LIB_EXPORT void jack_set_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1682. {

  1683. #ifdef __CLIENTDEBUG__

  1684.     JackGlobals::CheckContext("jack_set_transport_info");

  1685. #endif

  1686.     jack_error("jack_set_transport_info: deprecated");

  1687.     if (tinfo)

  1688.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1689. }

  1690. 

  1691. // statistics.h

  1692. LIB_EXPORT float jack_get_max_delayed_usecs(jack_client_t* ext_client)

  1693. {

  1694. #ifdef __CLIENTDEBUG__

  1695.     JackGlobals::CheckContext("jack_get_max_delayed_usecs");

  1696. #endif

  1697.     JackClient* client = (JackClient*)ext_client;

  1698.     if (client == NULL) {

  1699.         jack_error("jack_get_max_delayed_usecs called with a NULL client");

  1700.         return 0.f;

  1701.     } else {

  1702.         JackEngineControl* control = GetEngineControl();

  1703.         return (control ? control->fMaxDelayedUsecs : 0.f);

  1704.     }

  1705.  }

  1706. 

  1707. LIB_EXPORT float jack_get_xrun_delayed_usecs(jack_client_t* ext_client)

  1708. {

  1709. #ifdef __CLIENTDEBUG__

  1710.     JackGlobals::CheckContext("jack_get_xrun_delayed_usecs");

  1711. #endif

  1712.     JackClient* client = (JackClient*)ext_client;

  1713.     if (client == NULL) {

  1714.         jack_error("jack_get_xrun_delayed_usecs called with a NULL client");

  1715.         return 0.f;

  1716.     } else {

  1717.         JackEngineControl* control = GetEngineControl();

  1718.         return (control ? control->fXrunDelayedUsecs : 0.f);

  1719.     }

  1720. }

  1721. 

  1722. LIB_EXPORT void jack_reset_max_delayed_usecs(jack_client_t* ext_client)

  1723. {

  1724. #ifdef __CLIENTDEBUG__

  1725.     JackGlobals::CheckContext("jack_reset_max_delayed_usecs");

  1726. #endif

  1727.     JackClient* client = (JackClient*)ext_client;

  1728.     if (client == NULL) {

  1729.         jack_error("jack_reset_max_delayed_usecs called with a NULL client");

  1730.     } else {

  1731.         JackEngineControl* control = GetEngineControl();

  1732.         control->ResetXRun();

  1733.     }

  1734. }

  1735. 

  1736. // thread.h

  1737. LIB_EXPORT int jack_client_real_time_priority(jack_client_t* ext_client)

  1738. {

  1739. #ifdef __CLIENTDEBUG__

  1740.     JackGlobals::CheckContext("jack_client_real_time_priority");

  1741. #endif

  1742.     JackClient* client = (JackClient*)ext_client;

  1743.     if (client == NULL) {

  1744.         jack_error("jack_client_real_time_priority called with a NULL client");

  1745.         return -1;

  1746.     } else {

  1747.         JackEngineControl* control = GetEngineControl();

  1748.         return (control->fRealTime) ? control->fClientPriority : -1;

  1749.     }

  1750. }

  1751. 

  1752. LIB_EXPORT int jack_client_max_real_time_priority(jack_client_t* ext_client)

  1753. {

  1754. #ifdef __CLIENTDEBUG__

  1755.     JackGlobals::CheckContext("jack_client_max_real_time_priority");

  1756. #endif

  1757.     JackClient* client = (JackClient*)ext_client;

  1758.     if (client == NULL) {

  1759.         jack_error("jack_client_max_real_time_priority called with a NULL client");

  1760.         return -1;

  1761.     } else {

  1762.         JackEngineControl* control = GetEngineControl();

  1763.        return (control->fRealTime) ? control->fMaxClientPriority : -1;

  1764.     }

  1765. }

  1766. 

  1767. LIB_EXPORT int jack_acquire_real_time_scheduling(jack_native_thread_t thread, int priority)

  1768. {

  1769.     JackEngineControl* control = GetEngineControl();

  1770.     return (control ? JackThread::AcquireRealTimeImp(thread, priority, GetEngineControl()->fPeriod, GetEngineControl()->fComputation, GetEngineControl()->fConstraint) : -1);

  1771. }

  1772. 

  1773. LIB_EXPORT int jack_client_create_thread(jack_client_t* client,

  1774.                                      jack_native_thread_t *thread,

  1775.                                      int priority,

  1776.                                      int realtime,      /* boolean */

  1777.                                      thread_routine routine,

  1778.                                      void *arg)

  1779. {

  1780. #ifdef __CLIENTDEBUG__

  1781.     JackGlobals::CheckContext("jack_client_create_thread");

  1782. #endif

  1783.     return JackThread::StartImp(thread, priority, realtime, routine, arg);

  1784. }

  1785. 

  1786. LIB_EXPORT int jack_drop_real_time_scheduling(jack_native_thread_t thread)

  1787. {

  1788.     return JackThread::DropRealTimeImp(thread);

  1789. }

  1790. 

  1791. LIB_EXPORT int jack_client_stop_thread(jack_client_t* client, jack_native_thread_t thread)

  1792. {

  1793. #ifdef __CLIENTDEBUG__

  1794.     JackGlobals::CheckContext("jack_client_stop_thread");

  1795. #endif

  1796.     return JackThread::StopImp(thread);

  1797. }

  1798. 

  1799. LIB_EXPORT int jack_client_kill_thread(jack_client_t* client, jack_native_thread_t thread)

  1800. {

  1801. #ifdef __CLIENTDEBUG__

  1802.     JackGlobals::CheckContext("jack_client_kill_thread");

  1803. #endif

  1804.     return JackThread::KillImp(thread);

  1805. }

  1806. 

  1807. #ifndef WIN32

  1808. LIB_EXPORT void jack_set_thread_creator (jack_thread_creator_t jtc)

  1809. {

  1810.     JackGlobals::fJackThreadCreator = (jtc == NULL) ? pthread_create : jtc;

  1811. }

  1812. #endif

  1813. 

  1814. // intclient.h

  1815. LIB_EXPORT int jack_internal_client_new (const char* client_name,

  1816.                                      const char* load_name,

  1817.                                      const char* load_init)

  1818. {

  1819. #ifdef __CLIENTDEBUG__

  1820.     JackGlobals::CheckContext("jack_internal_client_new");

  1821. #endif

  1822.     jack_error("jack_internal_client_new: deprecated");

  1823.     return -1;

  1824. }

  1825. 

  1826. LIB_EXPORT void jack_internal_client_close (const char* client_name)

  1827. {

  1828. #ifdef __CLIENTDEBUG__

  1829.     JackGlobals::CheckContext("jack_internal_client_close");

  1830. #endif

  1831.     jack_error("jack_internal_client_close: deprecated");

  1832. }

  1833. 

  1834. LIB_EXPORT char* jack_get_internal_client_name(jack_client_t* ext_client, jack_intclient_t intclient)

  1835. {

  1836. #ifdef __CLIENTDEBUG__

  1837.     JackGlobals::CheckContext("jack_get_internal_client_name");

  1838. #endif

  1839.     JackClient* client = (JackClient*)ext_client;

  1840.     if (client == NULL) {

  1841.         jack_error("jack_get_internal_client_name called with a NULL client");

  1842.         return NULL;

  1843.     } else if (intclient >= CLIENT_NUM) {

  1844.         jack_error("jack_get_internal_client_name: incorrect client");

  1845.         return NULL;

  1846.     } else {

  1847.         return client->GetInternalClientName(intclient);

  1848.     }

  1849. }

  1850. 

  1851. LIB_EXPORT jack_intclient_t jack_internal_client_handle(jack_client_t* ext_client, const char* client_name, jack_status_t* status)

  1852. {

  1853. #ifdef __CLIENTDEBUG__

  1854.     JackGlobals::CheckContext("jack_internal_client_handle");

  1855. #endif

  1856.     JackClient* client = (JackClient*)ext_client;

  1857.     if (client == NULL) {

  1858.         jack_error("jack_internal_client_handle called with a NULL client");

  1859.         return 0;

  1860.     } else {

  1861.         jack_status_t my_status;

  1862.         if (status == NULL)             /* no status from caller? */

  1863.             status = &my_status;        /* use local status word */

  1864.         *status = (jack_status_t)0;

  1865.         return client->InternalClientHandle(client_name, status);

  1866.     }

  1867. }

  1868. 

  1869. 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)

  1870. {

  1871. #ifdef __CLIENTDEBUG__

  1872.     JackGlobals::CheckContext("jack_internal_client_load_aux");

  1873. #endif

  1874.     JackClient* client = (JackClient*)ext_client;

  1875.     if (client == NULL) {

  1876.         jack_error("jack_internal_client_load called with a NULL client");

  1877.         return 0;

  1878.     } else {

  1879.         jack_varargs_t va;

  1880.         jack_status_t my_status;

  1881. 

  1882.         if (status == NULL)             /* no status from caller? */

  1883.             status = &my_status;        /* use local status word */

  1884.         *status = (jack_status_t)0;

  1885. 

  1886.         /* validate parameters */

  1887.         if ((options & ~JackLoadOptions)) {

  1888.             int my_status1 = *status | (JackFailure | JackInvalidOption);

  1889.             *status = (jack_status_t)my_status1;

  1890.             return 0;

  1891.         }

  1892. 

  1893.         /* parse variable arguments */

  1894.         jack_varargs_parse(options, ap, &va);

  1895.         return client->InternalClientLoad(client_name, options, status, &va);

  1896.     }

  1897. }

  1898. 

  1899. 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, ...)

  1900. {

  1901. #ifdef __CLIENTDEBUG__

  1902.     JackGlobals::CheckContext("jack_internal_client_load");

  1903. #endif

  1904.     va_list ap;

  1905.     va_start(ap, status);

  1906.     jack_intclient_t res = jack_internal_client_load_aux(client, client_name, options, status, ap);

  1907.     va_end(ap);

  1908.     return res;

  1909. }

  1910. 

  1911. LIB_EXPORT jack_status_t jack_internal_client_unload(jack_client_t* ext_client, jack_intclient_t intclient)

  1912. {

  1913. #ifdef __CLIENTDEBUG__

  1914.     JackGlobals::CheckContext("jack_internal_client_load");

  1915. #endif

  1916.     JackClient* client = (JackClient*)ext_client;

  1917.     if (client == NULL) {

  1918.         jack_error("jack_internal_client_unload called with a NULL client");

  1919.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1920.     } else if (intclient >= CLIENT_NUM) {

  1921.         jack_error("jack_internal_client_unload: incorrect client");

  1922.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1923.     } else {

  1924.         jack_status_t my_status;

  1925.         client->InternalClientUnload(intclient, &my_status);

  1926.         return my_status;

  1927.     }

  1928. }

  1929. 

  1930. LIB_EXPORT void jack_get_version(int *major_ptr,

  1931.                             int *minor_ptr,

  1932.                             int *micro_ptr,

  1933.                             int *proto_ptr)

  1934. {

  1935. #ifdef __CLIENTDEBUG__

  1936.     JackGlobals::CheckContext("jack_get_version");

  1937. #endif

  1938.     // FIXME: We need these comming from build system

  1939.     *major_ptr = 0;

  1940.     *minor_ptr = 0;

  1941.     *micro_ptr = 0;

  1942.     *proto_ptr = 0;

  1943. }

  1944. 

  1945. LIB_EXPORT const char* jack_get_version_string()

  1946. {

  1947. #ifdef __CLIENTDEBUG__

  1948.     JackGlobals::CheckContext("jack_get_version_string");

  1949. #endif

  1950.     return VERSION;

  1951. }

  1952. 

  1953. LIB_EXPORT void jack_free(void* ptr)

  1954. {

  1955. #ifdef __CLIENTDEBUG__

  1956.     JackGlobals::CheckContext("jack_free");

  1957. #endif

  1958.     if (ptr) {

  1959.         free(ptr);

  1960.     }

  1961. }

  1962. 

  1963. // session.h

  1964. LIB_EXPORT int jack_set_session_callback(jack_client_t* ext_client, JackSessionCallback session_callback, void* arg)

  1965. {

  1966. #ifdef __CLIENTDEBUG__

  1967.     JackGlobals::CheckContext("jack_set_session_callback");

  1968. #endif

  1969.     JackClient* client = (JackClient*)ext_client;

  1970.     jack_log("jack_set_session_callback ext_client %x client %x ", ext_client, client);

  1971.     if (client == NULL) {

  1972.         jack_error("jack_set_session_callback called with a NULL client");

  1973.         return -1;

  1974.     } else {

  1975.         return client->SetSessionCallback(session_callback, arg);

  1976.     }

  1977. }

  1978. 

  1979. 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)

  1980. {

  1981. #ifdef __CLIENTDEBUG__

  1982.     JackGlobals::CheckContext("jack_session_notify");

  1983. #endif

  1984.     JackClient* client = (JackClient*)ext_client;

  1985.     jack_log("jack_session_notify ext_client %x client %x ", ext_client, client);

  1986.     if (client == NULL) {

  1987.         jack_error("jack_session_notify called with a NULL client");

  1988.         return NULL;

  1989.     } else {

  1990.         return client->SessionNotify(target, ev_type, path);

  1991.     }

  1992. }

  1993. 

  1994. LIB_EXPORT int jack_session_reply(jack_client_t* ext_client, jack_session_event_t *event)

  1995. {

  1996. #ifdef __CLIENTDEBUG__

  1997.     JackGlobals::CheckContext("jack_session_reply");

  1998. #endif

  1999.     JackClient* client = (JackClient*)ext_client;

  2000.     jack_log("jack_session_reply ext_client %x client %x ", ext_client, client);

  2001.     if (client == NULL) {

  2002.         jack_error("jack_session_reply called with a NULL client");

  2003.         return -1;

  2004.     } else {

  2005.         return client->SessionReply(event);

  2006.     }

  2007. }

  2008. 

  2009. LIB_EXPORT void jack_session_event_free(jack_session_event_t* ev)

  2010. {

  2011. #ifdef __CLIENTDEBUG__

  2012.     JackGlobals::CheckContext("jack_session_event_free");

  2013. #endif

  2014.     if (ev) {

  2015.         if (ev->session_dir)

  2016.             free((void *)ev->session_dir);

  2017.         if (ev->client_uuid)

  2018.             free((void *)ev->client_uuid);

  2019.         if (ev->command_line)

  2020.             free(ev->command_line);

  2021.         free(ev);

  2022.     }

  2023. }

  2024. 

  2025. LIB_EXPORT char *jack_client_get_uuid(jack_client_t* ext_client)

  2026. {

  2027. #ifdef __CLIENTDEBUG__

  2028.     JackGlobals::CheckContext("jack_client_get_uuid");

  2029. #endif

  2030.     JackClient* client = (JackClient*)ext_client;

  2031.     if (client == NULL) {

  2032.         jack_error("jack_client_get_uuid called with a NULL client");

  2033.         return NULL;

  2034.     } else {

  2035.         char retval[16];

  2036.         snprintf(retval, sizeof(retval), "%d", client->GetClientControl()->fSessionID);

  2037.         return strdup(retval);

  2038.     }

  2039. }

  2040. 

  2041. LIB_EXPORT char* jack_get_uuid_for_client_name(jack_client_t* ext_client, const char* client_name)

  2042. {

  2043. #ifdef __CLIENTDEBUG__

  2044.     JackGlobals::CheckContext("jack_get_uuid_for_client_name");

  2045. #endif

  2046.     JackClient* client = (JackClient*)ext_client;

  2047.     jack_log("jack_get_uuid_for_client_name ext_client %x client %x ", ext_client, client);

  2048.     if (client == NULL) {

  2049.         jack_error("jack_get_uuid_for_client_name called with a NULL client");

  2050.         return NULL;

  2051.     } else {

  2052.         return client->GetUUIDForClientName(client_name);

  2053.     }

  2054. }

  2055. 

  2056. LIB_EXPORT char* jack_get_client_name_by_uuid(jack_client_t* ext_client, const char* client_uuid)

  2057. {

  2058. #ifdef __CLIENTDEBUG__

  2059.     JackGlobals::CheckContext("jack_get_client_name_by_uuid");

  2060. #endif

  2061.     JackClient* client = (JackClient*)ext_client;

  2062.     jack_log("jack_get_uuid_for_client_name ext_client %x client %x ", ext_client, client);

  2063.     if (client == NULL) {

  2064.         jack_error("jack_get_client_name_by_uuid called with a NULL client");

  2065.         return NULL;

  2066.     } else {

  2067.         return client->GetClientNameByUUID(client_uuid);

  2068.     }

  2069. }

  2070. 

  2071. LIB_EXPORT int jack_reserve_client_name(jack_client_t* ext_client, const char* client_name, const char* uuid)

  2072. {

  2073. #ifdef __CLIENTDEBUG__

  2074.     JackGlobals::CheckContext("jack_reserve_client_name");

  2075. #endif

  2076.     JackClient* client = (JackClient*)ext_client;

  2077.     jack_log("jack_reserve_client_name ext_client %x client %x ", ext_client, client);

  2078.     if (client == NULL) {

  2079.         jack_error("jack_reserve_client_name called with a NULL client");

  2080.         return -1;

  2081.     } else {

  2082.         return client->ReserveClientName(client_name, uuid);

  2083.     }

  2084. }

  2085. 

  2086. LIB_EXPORT void jack_session_commands_free(jack_session_command_t *cmds)

  2087. {

  2088. #ifdef __CLIENTDEBUG__

  2089.     JackGlobals::CheckContext("jack_session_commands_free");

  2090. #endif

  2091. 

  2092.     if (!cmds)

  2093.         return;

  2094. 

  2095.     int i = 0;

  2096.     while (1) {

  2097.         if (cmds[i].client_name)

  2098.             free ((char *)cmds[i].client_name);

  2099.         if (cmds[i].command)

  2100.             free ((char *)cmds[i].command);

  2101.         if (cmds[i].uuid)

  2102.             free ((char *)cmds[i].uuid);

  2103.         else

  2104.             break;

  2105. 

  2106.         i += 1;

  2107.     }

  2108. 

  2109.     free(cmds);

  2110. }

  2111. 

  2112. LIB_EXPORT int jack_client_has_session_callback(jack_client_t* ext_client, const char* client_name)

  2113. {

  2114. #ifdef __CLIENTDEBUG__

  2115.     JackGlobals::CheckContext("jack_client_has_session_callback");

  2116. #endif

  2117.     JackClient* client = (JackClient*)ext_client;

  2118.     jack_log("jack_client_has_session_callback ext_client %x client %x ", ext_client, client);

  2119.     if (client == NULL) {

  2120.         jack_error("jack_client_has_session_callback called with a NULL client");

  2121.         return -1;

  2122.     } else {

  2123.         return client->ClientHasSessionCallback(client_name);

  2124.     }

  2125. }