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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.     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.     EXPORT

  56.     const char *

  57.     jack_get_version_string();

  58. 

  59.     EXPORT jack_client_t * jack_client_open_aux (const char *client_name,

  60.             jack_options_t options,

  61.             jack_status_t *status, va_list ap);

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

  63.             jack_options_t options,

  64.             jack_status_t *status, ...);

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

  66.     EXPORT int jack_client_name_size (void);

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

  68.     EXPORT int jack_internal_client_new (const char *client_name,

  69.                                          const char *load_name,

  70.                                          const char *load_init);

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

  72.     EXPORT int jack_is_realtime (jack_client_t *client);

  73.     EXPORT void jack_on_shutdown (jack_client_t *client,

  74.                                   JackShutdownCallback shutdown_callback, void *arg);

  75.     EXPORT int jack_set_process_callback (jack_client_t *client,

  76.                                           JackProcessCallback process_callback,

  77.                                           void *arg);

  78.     EXPORT jack_nframes_t jack_thread_wait(jack_client_t *client, int status);

  79. 

  80.     // new

  81.     EXPORT jack_nframes_t jack_cycle_wait (jack_client_t*);

  82.     EXPORT void jack_cycle_signal (jack_client_t*, int status);

  83.     EXPORT int jack_set_process_thread(jack_client_t* client, JackThreadCallback fun, void *arg);

  84. 

  85.     EXPORT int jack_set_thread_init_callback (jack_client_t *client,

  86.             JackThreadInitCallback thread_init_callback,

  87.             void *arg);

  88.     EXPORT int jack_set_freewheel_callback (jack_client_t *client,

  89.                                             JackFreewheelCallback freewheel_callback,

  90.                                             void *arg);

  91.     EXPORT int jack_set_freewheel(jack_client_t* client, int onoff);

  92.     EXPORT int jack_set_buffer_size (jack_client_t *client, jack_nframes_t nframes);

  93.     EXPORT int jack_set_buffer_size_callback (jack_client_t *client,

  94.             JackBufferSizeCallback bufsize_callback,

  95.             void *arg);

  96.     EXPORT int jack_set_sample_rate_callback (jack_client_t *client,

  97.             JackSampleRateCallback srate_callback,

  98.             void *arg);

  99.     EXPORT int jack_set_client_registration_callback (jack_client_t *,

  100.             JackClientRegistrationCallback

  101.             registration_callback, void *arg);

  102.     EXPORT int jack_set_port_registration_callback (jack_client_t *,

  103.             JackPortRegistrationCallback

  104.             registration_callback, void *arg);

  105.     EXPORT int jack_set_port_connect_callback (jack_client_t *,

  106.             JackPortConnectCallback

  107.             connect_callback, void *arg);

  108.     EXPORT int jack_set_port_rename_callback (jack_client_t *,

  109. 				    JackPortRenameCallback

  110. 				    rename_callback, void *arg);

  111.     EXPORT int jack_set_graph_order_callback (jack_client_t *,

  112.             JackGraphOrderCallback graph_callback,

  113.             void *);

  114.     EXPORT int jack_set_xrun_callback (jack_client_t *,

  115.                                        JackXRunCallback xrun_callback, void *arg);

  116.     EXPORT int jack_activate (jack_client_t *client);

  117.     EXPORT int jack_deactivate (jack_client_t *client);

  118.     EXPORT jack_port_t * jack_port_register (jack_client_t *client,

  119.             const char *port_name,

  120.             const char *port_type,

  121.             unsigned long flags,

  122.             unsigned long buffer_size);

  123.     EXPORT int jack_port_unregister (jack_client_t *, jack_port_t *);

  124.     EXPORT void * jack_port_get_buffer (jack_port_t *, jack_nframes_t);

  125.     EXPORT const char * jack_port_name (const jack_port_t *port);

  126.     EXPORT const char * jack_port_short_name (const jack_port_t *port);

  127.     EXPORT int jack_port_flags (const jack_port_t *port);

  128.     EXPORT const char * jack_port_type (const jack_port_t *port);

  129.     EXPORT jack_port_type_id_t jack_port_type_id (const jack_port_t *port);

  130.     EXPORT int jack_port_is_mine (const jack_client_t *, const jack_port_t *port);

  131.     EXPORT int jack_port_connected (const jack_port_t *port);

  132.     EXPORT int jack_port_connected_to (const jack_port_t *port,

  133.                                        const char *port_name);

  134.     EXPORT const char ** jack_port_get_connections (const jack_port_t *port);

  135.     EXPORT const char ** jack_port_get_all_connections (const jack_client_t *client,

  136.             const jack_port_t *port);

  137.     EXPORT int jack_port_tie (jack_port_t *src, jack_port_t *dst);

  138.     EXPORT int jack_port_untie (jack_port_t *port);

  139.     EXPORT jack_nframes_t jack_port_get_latency (jack_port_t *port);

  140.     EXPORT jack_nframes_t jack_port_get_total_latency (jack_client_t *,

  141.             jack_port_t *port);

  142.     EXPORT void jack_port_set_latency (jack_port_t *, jack_nframes_t);

  143.     EXPORT int jack_recompute_total_latency (jack_client_t*, jack_port_t* port);

  144.     EXPORT int jack_recompute_total_latencies (jack_client_t*);

  145.     EXPORT int jack_port_set_name (jack_port_t *port, const char *port_name);

  146.     EXPORT int jack_port_set_alias (jack_port_t *port, const char *alias);

  147.     EXPORT int jack_port_unset_alias (jack_port_t *port, const char *alias);

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

  149.     EXPORT int jack_port_request_monitor (jack_port_t *port, int onoff);

  150.     EXPORT int jack_port_request_monitor_by_name (jack_client_t *client,

  151.             const char *port_name, int onoff);

  152.     EXPORT int jack_port_ensure_monitor (jack_port_t *port, int onoff);

  153.     EXPORT int jack_port_monitoring_input (jack_port_t *port);

  154.     EXPORT int jack_connect (jack_client_t *,

  155.                              const char *source_port,

  156.                              const char *destination_port);

  157.     EXPORT int jack_disconnect (jack_client_t *,

  158.                                 const char *source_port,

  159.                                 const char *destination_port);

  160.     EXPORT int jack_port_disconnect (jack_client_t *, jack_port_t *);

  161.     EXPORT int jack_port_name_size(void);

  162.     EXPORT int jack_port_type_size(void);

  163.     EXPORT jack_nframes_t jack_get_sample_rate (jack_client_t *);

  164.     EXPORT jack_nframes_t jack_get_buffer_size (jack_client_t *);

  165.     EXPORT const char ** jack_get_ports (jack_client_t *,

  166.                                          const char *port_name_pattern,

  167.                                          const char *type_name_pattern,

  168.                                          unsigned long flags);

  169.     EXPORT jack_port_t * jack_port_by_name (jack_client_t *, const char *port_name);

  170.     EXPORT jack_port_t * jack_port_by_id (jack_client_t *client,

  171.                                           jack_port_id_t port_id);

  172.     EXPORT int jack_engine_takeover_timebase (jack_client_t *);

  173.     EXPORT jack_nframes_t jack_frames_since_cycle_start (const jack_client_t *);

  174.     EXPORT jack_time_t jack_get_time();

  175.     EXPORT jack_nframes_t jack_time_to_frames(const jack_client_t *client, jack_time_t time);

  176.     EXPORT jack_time_t jack_frames_to_time(const jack_client_t *client, jack_nframes_t frames);

  177.     EXPORT jack_nframes_t jack_frame_time (const jack_client_t *);

  178.     EXPORT jack_nframes_t jack_last_frame_time (const jack_client_t *client);

  179.     EXPORT float jack_cpu_load (jack_client_t *client);

  180.     EXPORT pthread_t jack_client_thread_id (jack_client_t *);

  181.     EXPORT void jack_set_error_function (print_function);

  182.     EXPORT void jack_set_info_function (print_function);

  183. 

  184.     EXPORT float jack_get_max_delayed_usecs (jack_client_t *client);

  185.     EXPORT float jack_get_xrun_delayed_usecs (jack_client_t *client);

  186.     EXPORT void jack_reset_max_delayed_usecs (jack_client_t *client);

  187. 

  188.     EXPORT int jack_release_timebase (jack_client_t *client);

  189.     EXPORT int jack_set_sync_callback (jack_client_t *client,

  190.                                        JackSyncCallback sync_callback,

  191.                                        void *arg);

  192.     EXPORT int jack_set_sync_timeout (jack_client_t *client,

  193.                                       jack_time_t timeout);

  194.     EXPORT int jack_set_timebase_callback (jack_client_t *client,

  195.                                            int conditional,

  196.                                            JackTimebaseCallback timebase_callback,

  197.                                            void *arg);

  198.     EXPORT int jack_transport_locate (jack_client_t *client,

  199.                                       jack_nframes_t frame);

  200.     EXPORT jack_transport_state_t jack_transport_query (const jack_client_t *client,

  201.             jack_position_t *pos);

  202.     EXPORT jack_nframes_t jack_get_current_transport_frame (const jack_client_t *client);

  203.     EXPORT int jack_transport_reposition (jack_client_t *client,

  204.                                           jack_position_t *pos);

  205.     EXPORT void jack_transport_start (jack_client_t *client);

  206.     EXPORT void jack_transport_stop (jack_client_t *client);

  207.     EXPORT void jack_get_transport_info (jack_client_t *client,

  208.                                          jack_transport_info_t *tinfo);

  209.     EXPORT void jack_set_transport_info (jack_client_t *client,

  210.                                          jack_transport_info_t *tinfo);

  211. 

  212.     EXPORT int jack_client_real_time_priority (jack_client_t*);

  213.     EXPORT int jack_client_max_real_time_priority (jack_client_t*);

  214.     EXPORT int jack_acquire_real_time_scheduling (pthread_t thread, int priority);

  215.     EXPORT int jack_client_create_thread (jack_client_t* client,

  216.                                           pthread_t *thread,

  217.                                           int priority,

  218.                                           int realtime, 	// boolean

  219.                                           thread_routine routine,

  220.                                           void *arg);

  221.     EXPORT int jack_drop_real_time_scheduling (pthread_t thread);

  222.     

  223.     EXPORT int jack_client_stop_thread (jack_client_t* client, pthread_t thread);

  224.     EXPORT int jack_client_kill_thread (jack_client_t* client, pthread_t thread);

  225. 

  226.     EXPORT char * jack_get_internal_client_name (jack_client_t *client,

  227.             jack_intclient_t intclient);

  228.     EXPORT jack_intclient_t jack_internal_client_handle (jack_client_t *client,

  229.             const char *client_name,

  230.             jack_status_t *status);

  231.     EXPORT jack_intclient_t jack_internal_client_load (jack_client_t *client,

  232.             const char *client_name,

  233.             jack_options_t options,

  234.             jack_status_t *status, ...);

  235.     EXPORT jack_intclient_t jack_internal_client_load_aux (jack_client_t *client,

  236.             const char *client_name,

  237.             jack_options_t options,

  238.             jack_status_t *status, va_list ap);

  239. 

  240.     EXPORT jack_status_t jack_internal_client_unload (jack_client_t *client,

  241.             jack_intclient_t intclient);

  242. 

  243. #ifdef __cplusplus

  244. }

  245. #endif

  246. 

  247. static inline bool CheckPort(jack_port_id_t port_index)

  248. {

  249.     return (port_index > 0 && port_index < PORT_NUM);

  250. }

  251. 

  252. static inline bool CheckBufferSize(jack_nframes_t buffer_size)

  253. {

  254.     return (buffer_size <= BUFFER_SIZE_MAX);

  255. }

  256. 

  257. static inline void WaitGraphChange()

  258. {

  259.     /*

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

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

  262.     */

  263. 

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

  265.         JackGraphManager* manager = GetGraphManager();

  266.         JackEngineControl* control = GetEngineControl();

  267.         assert(manager);

  268.         assert(control);

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

  270.             jack_log("WaitGraphChange...");

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

  272.         }

  273.     }

  274. }

  275. 

  276. EXPORT void jack_set_error_function (print_function func)

  277. {

  278.     jack_error_callback = func;

  279. }

  280. 

  281. EXPORT void jack_set_info_function (print_function func)

  282. {

  283.     jack_info_callback = func;

  284. }

  285. 

  286. EXPORT jack_client_t* jack_client_new(const char* client_name)

  287. {

  288.     assert(JackGlobals::fOpenMutex);

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

  290.     jack_error("jack_client_new: deprecated");

  291.     int options = JackUseExactName;

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

  293.         options |= JackNoStartServer;

  294.     jack_client_t* res = jack_client_open_aux(client_name, (jack_options_t)options, NULL, NULL);

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

  296.     return res;

  297. }

  298. 

  299. EXPORT void* jack_port_get_buffer(jack_port_t* port, jack_nframes_t frames)

  300. {

  301. #ifdef __CLIENTDEBUG__

  302.     JackLibGlobals::CheckContext();

  303. #endif

  304. #if defined(__x86_64__) || defined(__ppc64__)

  305.     uint64_t port_aux = (uint64_t)port;

  306. #else

  307.     uint32_t port_aux = (uint32_t)port;

  308. #endif

  309.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  310.     if (!CheckPort(myport)) {

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

  312.         return NULL;

  313.     } else {

  314.         JackGraphManager* manager = GetGraphManager();

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

  316.     }

  317. }

  318. 

  319. EXPORT const char* jack_port_name(const jack_port_t* port)

  320. {

  321. #ifdef __CLIENTDEBUG__

  322.     JackLibGlobals::CheckContext();

  323. #endif

  324. #if defined(__x86_64__) || defined(__ppc64__)

  325.     uint64_t port_aux = (uint64_t)port;

  326. #else

  327.     uint32_t port_aux = (uint32_t)port;

  328. #endif

  329.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  330.     if (!CheckPort(myport)) {

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

  332.         return NULL;

  333.     } else {

  334.         JackGraphManager* manager = GetGraphManager();

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

  336.     }

  337. }

  338. 

  339. EXPORT const char* jack_port_short_name(const jack_port_t* port)

  340. {

  341. #ifdef __CLIENTDEBUG__

  342.     JackLibGlobals::CheckContext();

  343. #endif

  344. #if defined(__x86_64__) || defined(__ppc64__)

  345.     uint64_t port_aux = (uint64_t)port;

  346. #else

  347.     uint32_t port_aux = (uint32_t)port;

  348. #endif

  349.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  350.     if (!CheckPort(myport)) {

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

  352.         return NULL;

  353.     } else {

  354.         JackGraphManager* manager = GetGraphManager();

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

  356.     }

  357. }

  358. 

  359. EXPORT int jack_port_flags(const jack_port_t* port)

  360. {

  361. #ifdef __CLIENTDEBUG__

  362.     JackLibGlobals::CheckContext();

  363. #endif

  364. #if defined(__x86_64__) || defined(__ppc64__)

  365.     uint64_t port_aux = (uint64_t)port;

  366. #else

  367.     uint32_t port_aux = (uint32_t)port;

  368. #endif

  369.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  370.     if (!CheckPort(myport)) {

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

  372.         return -1;

  373.     } else {

  374.         JackGraphManager* manager = GetGraphManager();

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

  376.     }

  377. }

  378. 

  379. EXPORT const char* jack_port_type(const jack_port_t* port)

  380. {

  381. #ifdef __CLIENTDEBUG__

  382.     JackLibGlobals::CheckContext();

  383. #endif

  384.  #if defined(__x86_64__) || defined(__ppc64__)

  385.     uint64_t port_aux = (uint64_t)port;

  386. #else

  387.     uint32_t port_aux = (uint32_t)port;

  388. #endif

  389.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  390.    if (!CheckPort(myport)) {

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

  392.         return NULL;

  393.     } else {

  394.         JackGraphManager* manager = GetGraphManager();

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

  396.     }

  397. }

  398. 

  399. EXPORT jack_port_type_id_t jack_port_type_id(const jack_port_t *port)

  400. {

  401. #ifdef __CLIENTDEBUG__

  402.     JackLibGlobals::CheckContext();

  403. #endif

  404. #if defined(__x86_64__) || defined(__ppc64__)

  405.     uint64_t port_aux = (uint64_t)port;

  406. #else

  407.     uint32_t port_aux = (uint32_t)port;

  408. #endif

  409.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  410.     if (!CheckPort(myport)) {

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

  412.         return 0;

  413.     } else {

  414.         JackGraphManager* manager = GetGraphManager();

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

  416.     }

  417. }

  418. 

  419. EXPORT int jack_port_connected(const jack_port_t* port)

  420. {

  421. #ifdef __CLIENTDEBUG__

  422.     JackLibGlobals::CheckContext();

  423. #endif

  424. #if defined(__x86_64__) || defined(__ppc64__)

  425.     uint64_t port_aux = (uint64_t)port;

  426. #else

  427.     uint32_t port_aux = (uint32_t)port;

  428. #endif

  429.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  430.     if (!CheckPort(myport)) {

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

  432.         return -1;

  433.     } else {

  434.         WaitGraphChange();

  435.         JackGraphManager* manager = GetGraphManager();

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

  437.     }

  438. }

  439. 

  440. EXPORT int jack_port_connected_to(const jack_port_t* port, const char* port_name)

  441. {

  442. #ifdef __CLIENTDEBUG__

  443.     JackLibGlobals::CheckContext();

  444. #endif

  445. #if defined(__x86_64__) || defined(__ppc64__)

  446.     uint64_t port_aux = (uint64_t)port;

  447. #else

  448.     uint32_t port_aux = (uint32_t)port;

  449. #endif

  450.     jack_port_id_t src = (jack_port_id_t)port_aux;

  451.     if (!CheckPort(src)) {

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

  453.         return -1;

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

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

  456.         return -1;

  457.     } else {

  458.         WaitGraphChange();

  459.         JackGraphManager* manager = GetGraphManager();

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

  461.         if (dst == NO_PORT) {

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

  463.             return 0;

  464.         } else {

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

  466.         }

  467.     }

  468. }

  469. 

  470. EXPORT int jack_port_tie(jack_port_t* src, jack_port_t* dst)

  471. {

  472. #ifdef __CLIENTDEBUG__

  473.     JackLibGlobals::CheckContext();

  474. #endif

  475. #if defined(__x86_64__) || defined(__ppc64__)

  476.     uint64_t src_aux = (uint64_t)src;

  477. #else

  478.     uint32_t src_aux = (uint32_t)src;

  479. #endif

  480.     jack_port_id_t mysrc = (jack_port_id_t)src_aux;

  481.     if (!CheckPort(mysrc)) {

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

  483.         return -1;

  484.     }

  485. #if defined(__x86_64__) || defined(__ppc64__)

  486.     uint64_t dst_aux = (uint64_t)dst;

  487. #else

  488.     uint32_t dst_aux = (uint32_t)dst;

  489. #endif

  490.     jack_port_id_t mydst = (jack_port_id_t)dst_aux;

  491.     if (!CheckPort(mydst)) {

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

  493.         return -1;

  494.     }

  495.     JackGraphManager* manager = GetGraphManager();

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

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

  498.         return -1;

  499.     } else {

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

  501.     }

  502. }

  503. 

  504. EXPORT int jack_port_untie(jack_port_t* port)

  505. {

  506. #ifdef __CLIENTDEBUG__

  507.     JackLibGlobals::CheckContext();

  508. #endif

  509. #if defined(__x86_64__) || defined(__ppc64__)

  510.     uint64_t port_aux = (uint64_t)port;

  511. #else

  512.     uint32_t port_aux = (uint32_t)port;

  513. #endif

  514.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  515.     if (!CheckPort(myport)) {

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

  517.         return -1;

  518.     } else {

  519.         JackGraphManager* manager = GetGraphManager();

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

  521.     }

  522. }

  523. 

  524. EXPORT jack_nframes_t jack_port_get_latency(jack_port_t* port)

  525. {

  526. #ifdef __CLIENTDEBUG__

  527.     JackLibGlobals::CheckContext();

  528. #endif

  529. #if defined(__x86_64__) || defined(__ppc64__)

  530.     uint64_t port_aux = (uint64_t)port;

  531. #else

  532.     uint32_t port_aux = (uint32_t)port;

  533. #endif

  534.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  535.     if (!CheckPort(myport)) {

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

  537.         return 0;

  538.     } else {

  539.         WaitGraphChange();

  540.         JackGraphManager* manager = GetGraphManager();

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

  542.     }

  543. }

  544. 

  545. EXPORT void jack_port_set_latency(jack_port_t* port, jack_nframes_t frames)

  546. {

  547. #ifdef __CLIENTDEBUG__

  548.     JackLibGlobals::CheckContext();

  549. #endif

  550. #if defined(__x86_64__) || defined(__ppc64__)

  551.     uint64_t port_aux = (uint64_t)port;

  552. #else

  553.     uint32_t port_aux = (uint32_t)port;

  554. #endif

  555.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  556.     if (!CheckPort(myport)) {

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

  558.     } else {

  559.         JackGraphManager* manager = GetGraphManager();

  560.         if (manager)

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

  562.     }

  563. }

  564. 

  565. EXPORT int jack_recompute_total_latency(jack_client_t* ext_client, jack_port_t* port)

  566. {

  567. #ifdef __CLIENTDEBUG__

  568.     JackLibGlobals::CheckContext();

  569. #endif

  570. 

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

  572. #if defined(__x86_64__) || defined(__ppc64__)

  573.     uint64_t port_aux = (uint64_t)port;

  574. #else

  575.     uint32_t port_aux = (uint32_t)port;

  576. #endif

  577.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  578.     if (client == NULL) {

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

  580.         return -1;

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

  582.         jack_error("jack_recompute_total_latencies called with a NULL port");

  583.         return -1;

  584.     } else {

  585.         WaitGraphChange();

  586.         JackGraphManager* manager = GetGraphManager();

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

  588.     }

  589. }

  590. 

  591. EXPORT int jack_recompute_total_latencies(jack_client_t* ext_client)

  592. {

  593. #ifdef __CLIENTDEBUG__

  594.     JackLibGlobals::CheckContext();

  595. #endif

  596. 

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

  598.     if (client == NULL) {

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

  600.         return -1;

  601.     } else {

  602.         WaitGraphChange();

  603.         JackGraphManager* manager = GetGraphManager();

  604.         return (manager ? manager->ComputeTotalLatencies() : -1);

  605.     }

  606. }

  607. 

  608. /*

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

  610. */

  611. 

  612. EXPORT int jack_port_set_name(jack_port_t* port, const char* name)

  613. {

  614. #ifdef __CLIENTDEBUG__

  615.     JackLibGlobals::CheckContext();

  616. #endif

  617. #if defined(__x86_64__) || defined(__ppc64__)

  618.     uint64_t port_aux = (uint64_t)port;

  619. #else

  620.     uint32_t port_aux = (uint32_t)port;

  621. #endif

  622.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  623.     if (!CheckPort(myport)) {

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

  625.         return -1;

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

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

  628.         return -1;

  629.     } else {

  630.         JackGraphManager* manager = GetGraphManager();

  631.         int refnum;

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

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

  634.             assert(client);

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

  636.         } else {

  637.             return -1;

  638.         }

  639.     }

  640. }

  641. 

  642. EXPORT int jack_port_set_alias(jack_port_t* port, const char* name)

  643. {

  644. #ifdef __CLIENTDEBUG__

  645.     JackLibGlobals::CheckContext();

  646. #endif

  647. #if defined(__x86_64__) || defined(__ppc64__)

  648.     uint64_t port_aux = (uint64_t)port;

  649. #else

  650.     uint32_t port_aux = (uint32_t)port;

  651. #endif

  652.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  653.     if (!CheckPort(myport)) {

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

  655.         return -1;

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

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

  658.         return -1;

  659.     } else {

  660.         JackGraphManager* manager = GetGraphManager();

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

  662.     }

  663. }

  664. 

  665. EXPORT int jack_port_unset_alias(jack_port_t* port, const char* name)

  666. {

  667. #ifdef __CLIENTDEBUG__

  668.     JackLibGlobals::CheckContext();

  669. #endif

  670. #if defined(__x86_64__) || defined(__ppc64__)

  671.     uint64_t port_aux = (uint64_t)port;

  672. #else

  673.     uint32_t port_aux = (uint32_t)port;

  674. #endif

  675.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  676.     if (!CheckPort(myport)) {

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

  678.         return -1;

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

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

  681.         return -1;

  682.     } else {

  683.         JackGraphManager* manager = GetGraphManager();

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

  685.     }

  686. }

  687. 

  688. EXPORT int jack_port_get_aliases(const jack_port_t* port, char* const aliases[2])

  689. {

  690. #ifdef __CLIENTDEBUG__

  691.     JackLibGlobals::CheckContext();

  692. #endif

  693. #if defined(__x86_64__) || defined(__ppc64__)

  694.     uint64_t port_aux = (uint64_t)port;

  695. #else

  696.     uint32_t port_aux = (uint32_t)port;

  697. #endif

  698.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  699.     if (!CheckPort(myport)) {

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

  701.         return -1;

  702.     } else {

  703.         JackGraphManager* manager = GetGraphManager();

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

  705.     }

  706. }

  707. 

  708. EXPORT int jack_port_request_monitor(jack_port_t* port, int onoff)

  709. {

  710. #ifdef __CLIENTDEBUG__

  711.     JackLibGlobals::CheckContext();

  712. #endif

  713. #if defined(__x86_64__) || defined(__ppc64__)

  714.     uint64_t port_aux = (uint64_t)port;

  715. #else

  716.     uint32_t port_aux = (uint32_t)port;

  717. #endif

  718.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  719.     if (!CheckPort(myport)) {

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

  721.         return -1;

  722.     } else {

  723.         JackGraphManager* manager = GetGraphManager();

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

  725.     }

  726. }

  727. 

  728. EXPORT int jack_port_request_monitor_by_name(jack_client_t* ext_client, const char* port_name, int onoff)

  729. {

  730. #ifdef __CLIENTDEBUG__

  731.     JackLibGlobals::CheckContext();

  732. #endif

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

  734.     if (client == NULL) {

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

  736.         return -1;

  737.     } else {

  738.         JackGraphManager* manager = GetGraphManager();

  739.         if (!manager)

  740.             return -1;

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

  742.         if (!CheckPort(myport)) {

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

  744.             return -1;

  745.         } else {

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

  747.         }

  748.     }

  749. }

  750. 

  751. EXPORT int jack_port_ensure_monitor(jack_port_t* port, int onoff)

  752. {

  753. #ifdef __CLIENTDEBUG__

  754.     JackLibGlobals::CheckContext();

  755. #endif

  756.  #if defined(__x86_64__) || defined(__ppc64__)

  757.     uint64_t port_aux = (uint64_t)port;

  758. #else

  759.     uint32_t port_aux = (uint32_t)port;

  760. #endif

  761.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  762.     if (!CheckPort(myport)) {

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

  764.         return -1;

  765.     } else {

  766.         JackGraphManager* manager = GetGraphManager();

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

  768.     }

  769. }

  770. 

  771. EXPORT int jack_port_monitoring_input(jack_port_t* port)

  772. {

  773. #ifdef __CLIENTDEBUG__

  774.     JackLibGlobals::CheckContext();

  775. #endif

  776. #if defined(__x86_64__) || defined(__ppc64__)

  777.     uint64_t port_aux = (uint64_t)port;

  778. #else

  779.     uint32_t port_aux = (uint32_t)port;

  780. #endif

  781.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  782.     if (!CheckPort(myport)) {

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

  784.         return -1;

  785.     } else {

  786.         JackGraphManager* manager = GetGraphManager();

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

  788.     }

  789. }

  790. 

  791. EXPORT int jack_is_realtime(jack_client_t* ext_client)

  792. {

  793. #ifdef __CLIENTDEBUG__

  794.     JackLibGlobals::CheckContext();

  795. #endif

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

  797.     if (client == NULL) {

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

  799.         return -1;

  800.     } else {

  801.         JackEngineControl* control = GetEngineControl();

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

  803.     }

  804. }

  805. 

  806. EXPORT void jack_on_shutdown(jack_client_t* ext_client, JackShutdownCallback callback, void* arg)

  807. {

  808. #ifdef __CLIENTDEBUG__

  809.     JackLibGlobals::CheckContext();

  810. #endif

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

  812.     if (client == NULL) {

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

  814.     } else {

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

  816.     }

  817. }

  818. 

  819. EXPORT int jack_set_process_callback(jack_client_t* ext_client, JackProcessCallback callback, void* arg)

  820. {

  821. #ifdef __CLIENTDEBUG__

  822.     JackLibGlobals::CheckContext();

  823. #endif

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

  825.     if (client == NULL) {

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

  827.         return -1;

  828.     } else {

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

  830.     }

  831. }

  832. 

  833. EXPORT jack_nframes_t jack_thread_wait(jack_client_t* ext_client, int status)

  834. {

  835. #ifdef __CLIENTDEBUG__

  836.     JackLibGlobals::CheckContext();

  837. #endif

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

  839.     if (client == NULL) {

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

  841.         return 0;

  842.     } else {

  843.         return client->Wait(status);

  844.     }

  845. }

  846. 

  847. EXPORT jack_nframes_t jack_cycle_wait(jack_client_t* ext_client)

  848. {

  849. #ifdef __CLIENTDEBUG__

  850.     JackLibGlobals::CheckContext();

  851. #endif

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

  853.     if (client == NULL) {

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

  855.         return 0;

  856.     } else {

  857.         return client->CycleWait();

  858.     }

  859. }

  860. 

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

  862. {

  863. #ifdef __CLIENTDEBUG__

  864.     JackLibGlobals::CheckContext();

  865. #endif

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

  867.     if (client == NULL) {

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

  869.     } else {

  870.         client->CycleSignal(status);

  871.     }

  872. }

  873. 

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

  875. {

  876. #ifdef __CLIENTDEBUG__

  877.     JackLibGlobals::CheckContext();

  878. #endif

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

  880.     if (client == NULL) {

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

  882.         return -1;

  883.     } else {

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

  885.     }

  886. }

  887. 

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

  889. {

  890. #ifdef __CLIENTDEBUG__

  891.     JackLibGlobals::CheckContext();

  892. #endif

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

  894.     if (client == NULL) {

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

  896.         return -1;

  897.     } else {

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

  899.     }

  900. }

  901. 

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

  903. {

  904. #ifdef __CLIENTDEBUG__

  905.     JackLibGlobals::CheckContext();

  906. #endif

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

  908.     if (client == NULL) {

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

  910.         return -1;

  911.     } else {

  912.         return client->SetFreeWheel(onoff);

  913.     }

  914. }

  915. 

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

  917. {

  918. #ifdef __CLIENTDEBUG__

  919.     JackLibGlobals::CheckContext();

  920. #endif

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

  922.     if (client == NULL) {

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

  924.         return -1;

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

  926.         return -1;

  927.     } else {

  928.         return client->SetBufferSize(buffer_size);

  929.     }

  930. }

  931. 

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

  933. {

  934. #ifdef __CLIENTDEBUG__

  935.     JackLibGlobals::CheckContext();

  936. #endif

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

  938.     if (client == NULL) {

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

  940.         return -1;

  941.     } else {

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

  943.     }

  944. }

  945. 

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

  947. {

  948. #ifdef __CLIENTDEBUG__

  949.     JackLibGlobals::CheckContext();

  950. #endif

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

  952.     if (client == NULL) {

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

  954.         return -1;

  955.     } else {

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

  957.     }

  958. }

  959. 

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

  961. {

  962. #ifdef __CLIENTDEBUG__

  963.     JackLibGlobals::CheckContext();

  964. #endif

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

  966.     if (client == NULL) {

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

  968.         return -1;

  969.     } else {

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

  971.     }

  972. }

  973. 

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

  975. {

  976. #ifdef __CLIENTDEBUG__

  977.     JackLibGlobals::CheckContext();

  978. #endif

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

  980.     if (client == NULL) {

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

  982.         return -1;

  983.     } else {

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

  985.     }

  986. }

  987. 

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

  989. {

  990. #ifdef __CLIENTDEBUG__

  991.     JackLibGlobals::CheckContext();

  992. #endif

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

  994.     if (client == NULL) {

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

  996.         return -1;

  997.     } else {

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

  999.     }

  1000. }

  1001. 

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

  1003. {

  1004. #ifdef __CLIENTDEBUG__

  1005.     JackLibGlobals::CheckContext();

  1006. #endif

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

  1008.     if (client == NULL) {

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

  1010.         return -1;

  1011.     } else {

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

  1013.     }

  1014. }

  1015. 

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

  1017. {

  1018. #ifdef __CLIENTDEBUG__

  1019.     JackLibGlobals::CheckContext();

  1020. #endif

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

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

  1023.     if (client == NULL) {

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

  1025.         return -1;

  1026.     } else {

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

  1028.     }

  1029. }

  1030. 

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

  1032. {

  1033. #ifdef __CLIENTDEBUG__

  1034.     JackLibGlobals::CheckContext();

  1035. #endif

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

  1037.     if (client == NULL) {

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

  1039.         return -1;

  1040.     } else {

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

  1042.     }

  1043. }

  1044. 

  1045. EXPORT int jack_set_thread_init_callback(jack_client_t* ext_client, JackThreadInitCallback init_callback, void *arg)

  1046. {

  1047. #ifdef __CLIENTDEBUG__

  1048.     JackLibGlobals::CheckContext();

  1049. #endif

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

  1051.     jack_log("jack_set_thread_init_callback ext_client %x client %x ", ext_client, client);

  1052.     if (client == NULL) {

  1053.         jack_error("jack_set_thread_init_callback called with a NULL client");

  1054.         return -1;

  1055.     } else {

  1056.         return client->SetInitCallback(init_callback, arg);

  1057.     }

  1058. }

  1059. 

  1060. EXPORT int jack_activate(jack_client_t* ext_client)

  1061. {

  1062. #ifdef __CLIENTDEBUG__

  1063.     JackLibGlobals::CheckContext();

  1064. #endif

  1065.     JackClient* client = (JackClient*)ext_client;

  1066.     if (client == NULL) {

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

  1068.         return -1;

  1069.     } else {

  1070.         return client->Activate();

  1071.     }

  1072. }

  1073. 

  1074. EXPORT int jack_deactivate(jack_client_t* ext_client)

  1075. {

  1076. #ifdef __CLIENTDEBUG__

  1077.     JackLibGlobals::CheckContext();

  1078. #endif

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

  1080.     if (client == NULL) {

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

  1082.         return -1;

  1083.     } else {

  1084.         return client->Deactivate();

  1085.     }

  1086. }

  1087. 

  1088. 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)

  1089. {

  1090. #ifdef __CLIENTDEBUG__

  1091.     JackLibGlobals::CheckContext();

  1092. #endif

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

  1094.     if (client == NULL) {

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

  1096.         return NULL;

  1097.     } else if ((port_name == NULL) || (port_type == NULL)) {

  1098.         jack_error("jack_port_register called with a NULL port name or a NULL port_type");

  1099.         return NULL;

  1100.     } else {

  1101.         return (jack_port_t *)client->PortRegister(port_name, port_type, flags, buffer_size);

  1102.     }

  1103. }

  1104. 

  1105. EXPORT int jack_port_unregister(jack_client_t* ext_client, jack_port_t* port)

  1106. {

  1107. #ifdef __CLIENTDEBUG__

  1108.     JackLibGlobals::CheckContext();

  1109. #endif

  1110.     JackClient* client = (JackClient*)ext_client;

  1111.     if (client == NULL) {

  1112.         jack_error("jack_port_unregister called with a NULL client");

  1113.         return -1;

  1114.     }

  1115. #if defined(__x86_64__) || defined(__ppc64__)

  1116.     uint64_t port_aux = (uint64_t)port;

  1117. #else

  1118.     uint32_t port_aux = (uint32_t)port;

  1119. #endif

  1120.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1121.     if (!CheckPort(myport)) {

  1122.         jack_error("jack_port_unregister called with an incorrect port %ld", myport);

  1123.         return -1;

  1124.     }

  1125.     return client->PortUnRegister(myport);

  1126. }

  1127. 

  1128. EXPORT int jack_port_is_mine(const jack_client_t* ext_client, const jack_port_t* port)

  1129. {

  1130. #ifdef __CLIENTDEBUG__

  1131.     JackLibGlobals::CheckContext();

  1132. #endif

  1133.     JackClient* client = (JackClient*)ext_client;

  1134.     if (client == NULL) {

  1135.         jack_error("jack_port_is_mine called with a NULL client");

  1136.         return -1;

  1137.     }

  1138. #if defined(__x86_64__) || defined(__ppc64__)

  1139.     uint64_t port_aux = (uint64_t)port;

  1140. #else

  1141.     uint32_t port_aux = (uint32_t)port;

  1142. #endif

  1143.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1144.     if (!CheckPort(myport)) {

  1145.         jack_error("jack_port_is_mine called with an incorrect port %ld", myport);

  1146.         return -1;

  1147.     }

  1148.     return client->PortIsMine(myport);

  1149. }

  1150. 

  1151. EXPORT const char** jack_port_get_connections(const jack_port_t* port)

  1152. {

  1153. #ifdef __CLIENTDEBUG__

  1154.     JackLibGlobals::CheckContext();

  1155. #endif

  1156. #if defined(__x86_64__) || defined(__ppc64__)

  1157.     uint64_t port_aux = (uint64_t)port;

  1158. #else

  1159.     uint32_t port_aux = (uint32_t)port;

  1160. #endif

  1161.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1162.     if (!CheckPort(myport)) {

  1163.         jack_error("jack_port_get_connections called with an incorrect port %ld", myport);

  1164.         return NULL;

  1165.     } else {

  1166.         WaitGraphChange();

  1167.         JackGraphManager* manager = GetGraphManager();

  1168.         return (manager ? manager->GetConnections(myport) : NULL);

  1169.     }

  1170. }

  1171. 

  1172. // Calling client does not need to "own" the port

  1173. EXPORT const char** jack_port_get_all_connections(const jack_client_t* ext_client, const jack_port_t* port)

  1174. {

  1175. #ifdef __CLIENTDEBUG__

  1176.     JackLibGlobals::CheckContext();

  1177. #endif

  1178.     JackClient* client = (JackClient*)ext_client;

  1179.     if (client == NULL) {

  1180.         jack_error("jack_port_get_all_connections called with a NULL client");

  1181.         return NULL;

  1182.     }

  1183. 

  1184. #if defined(__x86_64__) || defined(__ppc64__)

  1185.     uint64_t port_aux = (uint64_t)port;

  1186. #else

  1187.     uint32_t port_aux = (uint32_t)port;

  1188. #endif

  1189.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1190.     if (!CheckPort(myport)) {

  1191.         jack_error("jack_port_get_all_connections called with an incorrect port %ld", myport);

  1192.         return NULL;

  1193.     } else {

  1194.         WaitGraphChange();

  1195.         JackGraphManager* manager = GetGraphManager();

  1196.         return (manager ? manager->GetConnections(myport) : NULL);

  1197.     }

  1198. }

  1199. 

  1200. EXPORT jack_nframes_t jack_port_get_total_latency(jack_client_t* ext_client, jack_port_t* port)

  1201. {

  1202. #ifdef __CLIENTDEBUG__

  1203.     JackLibGlobals::CheckContext();

  1204. #endif

  1205.     JackClient* client = (JackClient*)ext_client;

  1206.     if (client == NULL) {

  1207.         jack_error("jack_port_get_total_latency called with a NULL client");

  1208.         return 0;

  1209.     }

  1210. 

  1211. #if defined(__x86_64__) || defined(__ppc64__)

  1212.     uint64_t port_aux = (uint64_t)port;

  1213. #else

  1214.     uint32_t port_aux = (uint32_t)port;

  1215. #endif

  1216.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1217.     if (!CheckPort(myport)) {

  1218.         jack_error("jack_port_get_total_latency called with an incorrect port %ld", myport);

  1219.         return 0;

  1220.     } else {

  1221.         WaitGraphChange();

  1222.         JackGraphManager* manager = GetGraphManager();

  1223.         if (manager) {

  1224.             manager->ComputeTotalLatency(myport);

  1225.             return manager->GetPort(myport)->GetTotalLatency();

  1226.         } else {

  1227.             return 0;

  1228.         }

  1229.     }

  1230. }

  1231. 

  1232. EXPORT int jack_connect(jack_client_t* ext_client, const char* src, const char* dst)

  1233. {

  1234. #ifdef __CLIENTDEBUG__

  1235.     JackLibGlobals::CheckContext();

  1236. #endif

  1237.     JackClient* client = (JackClient*)ext_client;

  1238.     if (client == NULL) {

  1239.         jack_error("jack_connect called with a NULL client");

  1240.         return -1;

  1241.     } else if ((src == NULL) || (dst == NULL)) {

  1242.         jack_error("jack_connect called with a NULL port name");

  1243.         return -1;

  1244.     } else {

  1245.         return client->PortConnect(src, dst);

  1246.     }

  1247. }

  1248. 

  1249. EXPORT int jack_disconnect(jack_client_t* ext_client, const char* src, const char* dst)

  1250. {

  1251. #ifdef __CLIENTDEBUG__

  1252.     JackLibGlobals::CheckContext();

  1253. #endif

  1254.     JackClient* client = (JackClient*)ext_client;

  1255.     if (client == NULL) {

  1256.         jack_error("jack_disconnect called with a NULL client");

  1257.         return -1;

  1258.     } else if ((src == NULL) || (dst == NULL)) {

  1259.         jack_error("jack_connect called with a NULL port name");

  1260.         return -1;

  1261.     } else {

  1262.         return client->PortDisconnect(src, dst);

  1263.     }

  1264. }

  1265. 

  1266. EXPORT int jack_port_disconnect(jack_client_t* ext_client, jack_port_t* src)

  1267. {

  1268. #ifdef __CLIENTDEBUG__

  1269.     JackLibGlobals::CheckContext();

  1270. #endif

  1271.     JackClient* client = (JackClient*)ext_client;

  1272.     if (client == NULL) {

  1273.         jack_error("jack_port_disconnect called with a NULL client");

  1274.         return -1;

  1275.     }

  1276. #if defined(__x86_64__) || defined(__ppc64__)

  1277.     uint64_t port_aux = (uint64_t)src;

  1278. #else

  1279.     uint32_t port_aux = (uint32_t)src;

  1280. #endif

  1281.     jack_port_id_t myport = (jack_port_id_t)port_aux;

  1282.     if (!CheckPort(myport)) {

  1283.         jack_error("jack_port_disconnect called with an incorrect port %ld", myport);

  1284.         return -1;

  1285.     }

  1286.     return client->PortDisconnect(myport);

  1287. }

  1288. 

  1289. EXPORT jack_nframes_t jack_get_sample_rate(jack_client_t* ext_client)

  1290. {

  1291. #ifdef __CLIENTDEBUG__

  1292.     JackLibGlobals::CheckContext();

  1293. #endif

  1294.     JackClient* client = (JackClient*)ext_client;

  1295.     if (client == NULL) {

  1296.         jack_error("jack_get_sample_rate called with a NULL client");

  1297.         return 0;

  1298.     } else {

  1299.         JackEngineControl* control = GetEngineControl();

  1300.         return (control ? control->fSampleRate : 0);

  1301.     }

  1302. }

  1303. 

  1304. EXPORT jack_nframes_t jack_get_buffer_size(jack_client_t* ext_client)

  1305. {

  1306. #ifdef __CLIENTDEBUG__

  1307.     JackLibGlobals::CheckContext();

  1308. #endif

  1309.     JackClient* client = (JackClient*)ext_client;

  1310.     if (client == NULL) {

  1311.         jack_error("jack_get_buffer_size called with a NULL client");

  1312.         return 0;

  1313.     } else {

  1314.         JackEngineControl* control = GetEngineControl();

  1315.         return (control ? control->fBufferSize : 0);

  1316.     }

  1317. }

  1318. 

  1319. EXPORT const char** jack_get_ports(jack_client_t* ext_client, const char* port_name_pattern, const char* type_name_pattern, unsigned long flags)

  1320. {

  1321. #ifdef __CLIENTDEBUG__

  1322.     JackLibGlobals::CheckContext();

  1323. #endif

  1324.     JackClient* client = (JackClient*)ext_client;

  1325.     if (client == NULL) {

  1326.         jack_error("jack_get_ports called with a NULL client");

  1327.         return NULL;

  1328.     }

  1329.     JackGraphManager* manager = GetGraphManager();

  1330.     return (manager ? manager->GetPorts(port_name_pattern, type_name_pattern, flags) : NULL);

  1331. }

  1332. 

  1333. EXPORT jack_port_t* jack_port_by_name(jack_client_t* ext_client, const char* portname)

  1334. {

  1335. #ifdef __CLIENTDEBUG__

  1336.     JackLibGlobals::CheckContext();

  1337. #endif

  1338.     JackClient* client = (JackClient*)ext_client;

  1339.     if (client == NULL) {

  1340.         jack_error("jack_get_ports called with a NULL client");

  1341.         return 0;

  1342.     }

  1343. 

  1344.     if (portname == NULL) {

  1345.         jack_error("jack_port_by_name called with a NULL port name");

  1346.         return NULL;

  1347.     } else {

  1348.         JackGraphManager* manager = GetGraphManager();

  1349.         if (!manager)

  1350.             return NULL;

  1351.         int res = manager->GetPort(portname); // returns a port index at least > 1

  1352.         return (res == NO_PORT) ? NULL : (jack_port_t*)res;

  1353.     }

  1354. }

  1355. 

  1356. EXPORT jack_port_t* jack_port_by_id(jack_client_t* ext_client, jack_port_id_t id)

  1357. {

  1358. #ifdef __CLIENTDEBUG__

  1359.     JackLibGlobals::CheckContext();

  1360. #endif

  1361.     /* jack_port_t* type is actually the port index */

  1362.     return (jack_port_t*)id;

  1363. }

  1364. 

  1365. EXPORT int jack_engine_takeover_timebase(jack_client_t* ext_client)

  1366. {

  1367. #ifdef __CLIENTDEBUG__

  1368.     JackLibGlobals::CheckContext();

  1369. #endif

  1370.     JackClient* client = (JackClient*)ext_client;

  1371.     if (client == NULL) {

  1372.         jack_error("jack_engine_takeover_timebase called with a NULL client");

  1373.         return -1;

  1374.     } else {

  1375.         jack_error("jack_engine_takeover_timebase: deprecated\n");

  1376.         return 0;

  1377.     }

  1378. }

  1379. 

  1380. EXPORT jack_nframes_t jack_frames_since_cycle_start(const jack_client_t* ext_client)

  1381. {

  1382. #ifdef __CLIENTDEBUG__

  1383.     JackLibGlobals::CheckContext();

  1384. #endif

  1385.     JackTimer timer;

  1386.     JackEngineControl* control = GetEngineControl();

  1387.     if (control) {

  1388.         control->ReadFrameTime(&timer);

  1389.         return timer.FramesSinceCycleStart(GetMicroSeconds(), control->fSampleRate);

  1390.     } else {

  1391.         return 0;

  1392.     }

  1393. }

  1394. 

  1395. EXPORT jack_time_t jack_get_time()

  1396. {

  1397.     return GetMicroSeconds();

  1398. }

  1399. 

  1400. EXPORT jack_time_t jack_frames_to_time(const jack_client_t* ext_client, jack_nframes_t frames)

  1401. {

  1402. #ifdef __CLIENTDEBUG__

  1403.     JackLibGlobals::CheckContext();

  1404. #endif

  1405.     JackClient* client = (JackClient*)ext_client;

  1406.     if (client == NULL) {

  1407.         jack_error("jack_frames_to_time called with a NULL client");

  1408.         return 0;

  1409.     } else {

  1410.         JackTimer timer;

  1411.         JackEngineControl* control = GetEngineControl();

  1412.         if (control) {

  1413.             control->ReadFrameTime(&timer);

  1414.             return timer.Frames2Time(frames, control->fBufferSize);

  1415.         } else {

  1416.             return 0;

  1417.         }

  1418.     }

  1419. }

  1420. 

  1421. EXPORT jack_nframes_t jack_time_to_frames(const jack_client_t* ext_client, jack_time_t time)

  1422. {

  1423. #ifdef __CLIENTDEBUG__

  1424.     JackLibGlobals::CheckContext();

  1425. #endif

  1426.     JackClient* client = (JackClient*)ext_client;

  1427.     if (client == NULL) {

  1428.         jack_error("jack_time_to_frames called with a NULL client");

  1429.         return 0;

  1430.     } else {

  1431.         JackTimer timer;

  1432.         JackEngineControl* control = GetEngineControl();

  1433.         if (control) {

  1434.             control->ReadFrameTime(&timer);

  1435.             return timer.Time2Frames(time, control->fBufferSize);

  1436.         } else {

  1437.             return 0;

  1438.         }

  1439.     }

  1440. }

  1441. 

  1442. EXPORT jack_nframes_t jack_frame_time(const jack_client_t* ext_client)

  1443. {

  1444.     return jack_time_to_frames(ext_client, GetMicroSeconds());

  1445. }

  1446. 

  1447. EXPORT jack_nframes_t jack_last_frame_time(const jack_client_t* ext_client)

  1448. {

  1449. #ifdef __CLIENTDEBUG__

  1450.     JackLibGlobals::CheckContext();

  1451. #endif

  1452.     JackTimer timer;

  1453.     JackEngineControl* control = GetEngineControl();

  1454.     if (control) {

  1455.         control->ReadFrameTime(&timer);

  1456.         return timer.CurFrame();

  1457.     } else {

  1458.         return 0;

  1459.     }

  1460. }

  1461. 

  1462. EXPORT float jack_cpu_load(jack_client_t* ext_client)

  1463. {

  1464. #ifdef __CLIENTDEBUG__

  1465.     JackLibGlobals::CheckContext();

  1466. #endif

  1467.     JackClient* client = (JackClient*)ext_client;

  1468.     if (client == NULL) {

  1469.         jack_error("jack_cpu_load called with a NULL client");

  1470.         return 0.0f;

  1471.     } else {

  1472.         JackEngineControl* control = GetEngineControl();

  1473.         return (control ? control->fCPULoad :  0.0f);

  1474.     }

  1475. }

  1476. 

  1477. EXPORT pthread_t jack_client_thread_id(jack_client_t* ext_client)

  1478. {

  1479. #ifdef __CLIENTDEBUG__

  1480.     JackLibGlobals::CheckContext();

  1481. #endif

  1482.     JackClient* client = (JackClient*)ext_client;

  1483.     if (client == NULL) {

  1484.         jack_error("jack_client_thread_id called with a NULL client");

  1485.         return (pthread_t)NULL;

  1486.     } else {

  1487.         return client->GetThreadID();

  1488.     }

  1489. }

  1490. 

  1491. EXPORT char* jack_get_client_name(jack_client_t* ext_client)

  1492. {

  1493. #ifdef __CLIENTDEBUG__

  1494.     JackLibGlobals::CheckContext();

  1495. #endif

  1496.     JackClient* client = (JackClient*)ext_client;

  1497.     if (client == NULL) {

  1498.         jack_error("jack_get_client_name called with a NULL client");

  1499.         return NULL;

  1500.     } else {

  1501.         return client->GetClientControl()->fName;

  1502.     }

  1503. }

  1504. 

  1505. EXPORT int jack_client_name_size(void)

  1506. {

  1507.     return JACK_CLIENT_NAME_SIZE;

  1508. }

  1509. 

  1510. EXPORT int jack_port_name_size(void)

  1511. {

  1512.     return JACK_PORT_NAME_SIZE;

  1513. }

  1514. 

  1515. EXPORT int jack_port_type_size(void)

  1516. {

  1517.     return JACK_PORT_TYPE_SIZE;

  1518. }

  1519. 

  1520. // transport.h

  1521. EXPORT int jack_release_timebase(jack_client_t* ext_client)

  1522. {

  1523. #ifdef __CLIENTDEBUG__

  1524.     JackLibGlobals::CheckContext();

  1525. #endif

  1526.     JackClient* client = (JackClient*)ext_client;

  1527.     if (client == NULL) {

  1528.         jack_error("jack_release_timebase called with a NULL client");

  1529.         return -1;

  1530.     } else {

  1531.         return client->ReleaseTimebase();

  1532.     }

  1533. }

  1534. 

  1535. EXPORT int jack_set_sync_callback(jack_client_t* ext_client, JackSyncCallback sync_callback, void *arg)

  1536. {

  1537. #ifdef __CLIENTDEBUG__

  1538.     JackLibGlobals::CheckContext();

  1539. #endif

  1540.     JackClient* client = (JackClient*)ext_client;

  1541.     if (client == NULL) {

  1542.         jack_error("jack_set_sync_callback called with a NULL client");

  1543.         return -1;

  1544.     } else {

  1545.         return client->SetSyncCallback(sync_callback, arg);

  1546.     }

  1547. }

  1548. 

  1549. EXPORT int jack_set_sync_timeout(jack_client_t* ext_client, jack_time_t timeout)

  1550. {

  1551. #ifdef __CLIENTDEBUG__

  1552.     JackLibGlobals::CheckContext();

  1553. #endif

  1554.     JackClient* client = (JackClient*)ext_client;

  1555.     if (client == NULL) {

  1556.         jack_error("jack_set_sync_timeout called with a NULL client");

  1557.         return -1;

  1558.     } else {

  1559.         return client->SetSyncTimeout(timeout);

  1560.     }

  1561. }

  1562. 

  1563. EXPORT int jack_set_timebase_callback(jack_client_t* ext_client, int conditional, JackTimebaseCallback timebase_callback, void* arg)

  1564. {

  1565. #ifdef __CLIENTDEBUG__

  1566.     JackLibGlobals::CheckContext();

  1567. #endif

  1568.     JackClient* client = (JackClient*)ext_client;

  1569.     if (client == NULL) {

  1570.         jack_error("jack_set_timebase_callback called with a NULL client");

  1571.         return -1;

  1572.     } else {

  1573.         return client->SetTimebaseCallback(conditional, timebase_callback, arg);

  1574.     }

  1575. }

  1576. 

  1577. EXPORT int jack_transport_locate(jack_client_t* ext_client, jack_nframes_t frame)

  1578. {

  1579. #ifdef __CLIENTDEBUG__

  1580.     JackLibGlobals::CheckContext();

  1581. #endif

  1582.     JackClient* client = (JackClient*)ext_client;

  1583.     if (client == NULL) {

  1584.         jack_error("jack_transport_locate called with a NULL client");

  1585.         return -1;

  1586.     } else {

  1587.         client->TransportLocate(frame);

  1588.         return 0;

  1589.     }

  1590. }

  1591. 

  1592. EXPORT jack_transport_state_t jack_transport_query(const jack_client_t* ext_client, jack_position_t* pos)

  1593. {

  1594. #ifdef __CLIENTDEBUG__

  1595.     JackLibGlobals::CheckContext();

  1596. #endif

  1597.     JackClient* client = (JackClient*)ext_client;

  1598.     if (client == NULL) {

  1599.         jack_error("jack_transport_query called with a NULL client");

  1600.         return JackTransportStopped;

  1601.     } else {

  1602.         return client->TransportQuery(pos);

  1603.     }

  1604. }

  1605. 

  1606. EXPORT jack_nframes_t jack_get_current_transport_frame(const jack_client_t* ext_client)

  1607. {

  1608. #ifdef __CLIENTDEBUG__

  1609.     JackLibGlobals::CheckContext();

  1610. #endif

  1611.     JackClient* client = (JackClient*)ext_client;

  1612.     if (client == NULL) {

  1613.         jack_error("jack_get_current_transport_frame called with a NULL client");

  1614.         return 0;

  1615.     } else {

  1616.         return client->GetCurrentTransportFrame();

  1617.     }

  1618. }

  1619. 

  1620. EXPORT int jack_transport_reposition(jack_client_t* ext_client, jack_position_t* pos)

  1621. {

  1622. #ifdef __CLIENTDEBUG__

  1623.     JackLibGlobals::CheckContext();

  1624. #endif

  1625.     JackClient* client = (JackClient*)ext_client;

  1626.     if (client == NULL) {

  1627.         jack_error("jack_transport_reposition called with a NULL client");

  1628.         return -1;

  1629.     } else {

  1630.         client->TransportReposition(pos);

  1631.         return 0;

  1632.     }

  1633. }

  1634. 

  1635. EXPORT void jack_transport_start(jack_client_t* ext_client)

  1636. {

  1637. #ifdef __CLIENTDEBUG__

  1638.     JackLibGlobals::CheckContext();

  1639. #endif

  1640.     JackClient* client = (JackClient*)ext_client;

  1641.     if (client == NULL) {

  1642.         jack_error("jack_transport_start called with a NULL client");

  1643.     } else {

  1644.         client->TransportStart();

  1645.     }

  1646. }

  1647. 

  1648. EXPORT void jack_transport_stop(jack_client_t* ext_client)

  1649. {

  1650. #ifdef __CLIENTDEBUG__

  1651.     JackLibGlobals::CheckContext();

  1652. #endif

  1653.     JackClient* client = (JackClient*)ext_client;

  1654.     if (client == NULL) {

  1655.         jack_error("jack_transport_stop called with a NULL client");

  1656.     } else {

  1657.         client->TransportStop();

  1658.     }

  1659. }

  1660. 

  1661. // deprecated

  1662. EXPORT void jack_get_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1663. {

  1664.     jack_error("jack_get_transport_info: deprecated");

  1665.     if (tinfo)

  1666.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1667. }

  1668. 

  1669. EXPORT void jack_set_transport_info(jack_client_t* ext_client, jack_transport_info_t* tinfo)

  1670. {

  1671.     jack_error("jack_set_transport_info: deprecated");

  1672.     if (tinfo)

  1673.         memset(tinfo, 0, sizeof(jack_transport_info_t));

  1674. }

  1675. 

  1676. // statistics.h

  1677. EXPORT float jack_get_max_delayed_usecs(jack_client_t* ext_client)

  1678. {

  1679. #ifdef __CLIENTDEBUG__

  1680.     JackLibGlobals::CheckContext();

  1681. #endif

  1682.     JackClient* client = (JackClient*)ext_client;

  1683.     if (client == NULL) {

  1684.         jack_error("jack_get_max_delayed_usecs called with a NULL client");

  1685.         return 0.f;

  1686.     } else {

  1687.         JackEngineControl* control = GetEngineControl();

  1688.         return (control ? control->fMaxDelayedUsecs : 0.f);

  1689.     }

  1690.  }

  1691. 

  1692. EXPORT float jack_get_xrun_delayed_usecs(jack_client_t* ext_client)

  1693. {

  1694. #ifdef __CLIENTDEBUG__

  1695.     JackLibGlobals::CheckContext();

  1696. #endif

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

  1698.     if (client == NULL) {

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

  1700.         return 0.f;

  1701.     } else {

  1702.         JackEngineControl* control = GetEngineControl();

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

  1704.     }

  1705. }

  1706. 

  1707. EXPORT void jack_reset_max_delayed_usecs(jack_client_t* ext_client)

  1708. {

  1709. #ifdef __CLIENTDEBUG__

  1710.     JackLibGlobals::CheckContext();

  1711. #endif

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

  1713.     if (client == NULL) {

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

  1715.     } else {

  1716.         JackEngineControl* control = GetEngineControl();

  1717.         control->ResetXRun();

  1718.     }

  1719. }

  1720. 

  1721. // thread.h

  1722. EXPORT int jack_client_real_time_priority(jack_client_t* ext_client)

  1723. {

  1724. #ifdef __CLIENTDEBUG__

  1725.     JackLibGlobals::CheckContext();

  1726. #endif

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

  1728.     if (client == NULL) {

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

  1730.         return -1;

  1731.     } else {

  1732.         JackEngineControl* control = GetEngineControl();

  1733.         return (control->fRealTime) ? control->fClientPriority : -1;

  1734.     }

  1735. }

  1736. 

  1737. EXPORT int jack_client_max_real_time_priority(jack_client_t* ext_client)

  1738. {

  1739. #ifdef __CLIENTDEBUG__

  1740.     JackLibGlobals::CheckContext();

  1741. #endif

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

  1743.     if (client == NULL) {

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

  1745.         return -1;

  1746.     } else {

  1747.         JackEngineControl* control = GetEngineControl();

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

  1749.     }

  1750. } 

  1751.  

  1752. EXPORT int jack_acquire_real_time_scheduling(pthread_t thread, int priority)

  1753. {

  1754.     JackEngineControl* control = GetEngineControl();

  1755.     return (control ? JackThread::AcquireRealTimeImp(thread, priority, GetEngineControl()->fPeriod, GetEngineControl()->fComputation, GetEngineControl()->fConstraint) : -1);

  1756. }

  1757. 

  1758. EXPORT int jack_client_create_thread(jack_client_t* client,

  1759.                                      pthread_t *thread,

  1760.                                      int priority,

  1761.                                      int realtime,  	/* boolean */

  1762.                                      thread_routine routine,

  1763.                                      void *arg)

  1764. {

  1765.     return JackThread::StartImp(thread, priority, realtime, routine, arg);

  1766. }

  1767. 

  1768. EXPORT int jack_drop_real_time_scheduling(pthread_t thread)

  1769. {

  1770.     return JackThread::DropRealTimeImp(thread);

  1771. }

  1772. 

  1773. EXPORT int jack_client_stop_thread(jack_client_t* client, pthread_t thread)

  1774. {

  1775.     return JackThread::StopImp(thread);

  1776. }

  1777. 

  1778. EXPORT int jack_client_kill_thread(jack_client_t* client, pthread_t thread)

  1779. {

  1780.     return JackThread::KillImp(thread);

  1781. }

  1782. 

  1783. // intclient.h

  1784. EXPORT int jack_internal_client_new (const char *client_name,

  1785.                                      const char *load_name,

  1786.                                      const char *load_init)

  1787. {

  1788.     jack_error("jack_internal_client_new: deprecated");

  1789.     return -1;

  1790. }

  1791. 

  1792. EXPORT void jack_internal_client_close (const char *client_name)

  1793. {

  1794.     jack_error("jack_internal_client_close: deprecated");

  1795. }

  1796. 

  1797. EXPORT char* jack_get_internal_client_name(jack_client_t* ext_client, jack_intclient_t intclient)

  1798. {

  1799. #ifdef __CLIENTDEBUG__

  1800.     JackLibGlobals::CheckContext();

  1801. #endif

  1802.     JackClient* client = (JackClient*)ext_client;

  1803.     if (client == NULL) {

  1804.         jack_error("jack_get_internal_client_name called with a NULL client");

  1805.         return NULL;

  1806.     } else if (intclient >= CLIENT_NUM) {

  1807.         jack_error("jack_get_internal_client_name: incorrect client");

  1808.         return NULL;

  1809.     } else {

  1810.         return client->GetInternalClientName(intclient);

  1811.     }

  1812. }

  1813. 

  1814. EXPORT jack_intclient_t jack_internal_client_handle(jack_client_t* ext_client, const char* client_name, jack_status_t* status)

  1815. {

  1816. #ifdef __CLIENTDEBUG__

  1817.     JackLibGlobals::CheckContext();

  1818. #endif

  1819.     JackClient* client = (JackClient*)ext_client;

  1820.     if (client == NULL) {

  1821.         jack_error("jack_internal_client_handle called with a NULL client");

  1822.         return 0;

  1823.     } else {

  1824.         jack_status_t my_status;

  1825.         if (status == NULL)		/* no status from caller? */

  1826.             status = &my_status;	/* use local status word */

  1827.         *status = (jack_status_t)0;

  1828.         return client->InternalClientHandle(client_name, status);

  1829.     }

  1830. }

  1831. 

  1832. 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)

  1833. {

  1834. #ifdef __CLIENTDEBUG__

  1835.     JackLibGlobals::CheckContext();

  1836. #endif

  1837.     JackClient* client = (JackClient*)ext_client;

  1838.     if (client == NULL) {

  1839.         jack_error("jack_internal_client_load called with a NULL client");

  1840.         return 0;

  1841.     } else {

  1842.         jack_varargs_t va;

  1843.         jack_status_t my_status;

  1844. 

  1845.         if (status == NULL)			/* no status from caller? */

  1846.             status = &my_status;	/* use local status word */

  1847.         *status = (jack_status_t)0;

  1848. 

  1849.         /* validate parameters */

  1850.         if ((options & ~JackLoadOptions)) {

  1851.             int my_status1 = *status | (JackFailure | JackInvalidOption);

  1852.             *status = (jack_status_t)my_status1;

  1853.             return 0;

  1854.         }

  1855. 

  1856.         /* parse variable arguments */

  1857.         jack_varargs_parse(options, ap, &va);

  1858.         return client->InternalClientLoad(client_name, options, status, &va);

  1859.     }

  1860. }

  1861. 

  1862. EXPORT jack_intclient_t jack_internal_client_load(jack_client_t *client, const char *client_name, jack_options_t options, jack_status_t *status, ...)

  1863. {

  1864.     va_list ap;

  1865.     va_start(ap, status);

  1866.     jack_intclient_t res = jack_internal_client_load_aux(client, client_name, options, status, ap);

  1867.     va_end(ap);

  1868.     return res;

  1869. }

  1870. 

  1871. EXPORT jack_status_t jack_internal_client_unload(jack_client_t* ext_client, jack_intclient_t intclient)

  1872. {

  1873. #ifdef __CLIENTDEBUG__

  1874.     JackLibGlobals::CheckContext();

  1875. #endif

  1876.     JackClient* client = (JackClient*)ext_client;

  1877.     if (client == NULL) {

  1878.         jack_error("jack_internal_client_unload called with a NULL client");

  1879.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1880.     } else if (intclient >= CLIENT_NUM) {

  1881.         jack_error("jack_internal_client_unload: incorrect client");

  1882.         return (jack_status_t)(JackNoSuchClient | JackFailure);

  1883.     } else {

  1884.         jack_status_t my_status;

  1885.         client->InternalClientUnload(intclient, &my_status);

  1886.         return my_status;

  1887.     }

  1888. }

  1889. 

  1890. EXPORT

  1891. void

  1892. jack_get_version(

  1893.     int *major_ptr,

  1894.     int *minor_ptr,

  1895.     int *micro_ptr,

  1896.     int *proto_ptr)

  1897. {

  1898.     // FIXME: We need these comming from build system

  1899.     *major_ptr = 0;

  1900.     *minor_ptr = 0;

  1901.     *micro_ptr = 0;

  1902.     *proto_ptr = 0;

  1903. }

  1904. 

  1905. EXPORT

  1906. const char *

  1907. jack_get_version_string()

  1908. {

  1909.     return VERSION;

  1910. }