1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _PTHREAD_H 28 #define _PTHREAD_H 29 30 #include <sys/feature_tests.h> 31 32 #ifndef _ASM 33 #include <sys/types.h> 34 #include <time.h> 35 #include <sched.h> 36 #endif /* _ASM */ 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 /* 43 * Thread related attribute values defined as in thread.h. 44 * These are defined as bit pattern in thread.h. 45 * Any change here should be reflected in thread.h. 46 */ 47 /* detach */ 48 #define PTHREAD_CREATE_DETACHED 0x40 /* = THR_DETACHED */ 49 #define PTHREAD_CREATE_JOINABLE 0 50 /* scope */ 51 #define PTHREAD_SCOPE_SYSTEM 0x01 /* = THR_BOUND */ 52 #define PTHREAD_SCOPE_PROCESS 0 53 54 /* 55 * Other attributes which are not defined in thread.h 56 */ 57 /* inherit */ 58 #define PTHREAD_INHERIT_SCHED 1 59 #define PTHREAD_EXPLICIT_SCHED 0 60 61 /* 62 * Value of process-shared attribute 63 * These are defined as values defined in sys/synch.h 64 * Any change here should be reflected in sys/synch.h. 65 */ 66 #define PTHREAD_PROCESS_SHARED 1 /* = USYNC_PROCESS */ 67 #define PTHREAD_PROCESS_PRIVATE 0 /* = USYNC_THREAD */ 68 69 #define _DEFAULT_TYPE PTHREAD_PROCESS_PRIVATE 70 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) 71 #define DEFAULT_TYPE _DEFAULT_TYPE 72 #endif 73 74 /* 75 * mutex types 76 * keep these in synch which sys/synch.h lock flags 77 */ 78 #define PTHREAD_MUTEX_NORMAL 0x0 79 #define PTHREAD_MUTEX_ERRORCHECK 0x2 80 #define PTHREAD_MUTEX_RECURSIVE 0x4 81 #define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_NORMAL 82 83 /* 84 * Mutex protocol values. Keep these in synch with sys/synch.h lock types. 85 */ 86 #define PTHREAD_PRIO_NONE 0x0 87 #define PTHREAD_PRIO_INHERIT 0x10 88 #define PTHREAD_PRIO_PROTECT 0x20 89 90 /* 91 * Mutex robust attribute values. 92 * Keep these in synch with sys/synch.h lock types. 93 */ 94 #define PTHREAD_MUTEX_STALLED 0x0 95 #define PTHREAD_MUTEX_ROBUST 0x40 96 /* 97 * Historical solaris-specific names, 98 * from before pthread_mutexattr_getrobust() became standardized 99 */ 100 #define PTHREAD_MUTEX_STALL_NP PTHREAD_MUTEX_STALLED 101 #define PTHREAD_MUTEX_ROBUST_NP PTHREAD_MUTEX_ROBUST 102 103 /* 104 * macros - default initializers defined as in synch.h 105 * Any change here should be reflected in synch.h. 106 * 107 * NOTE: 108 * Make sure that any change in the macros is consistent with the definition 109 * of the corresponding types in sys/types.h (e.g. PTHREAD_MUTEX_INITIALIZER 110 * should be consistent with the definition for pthread_mutex_t). 111 */ 112 #define PTHREAD_MUTEX_INITIALIZER /* = DEFAULTMUTEX */ \ 113 {{0, 0, 0, _DEFAULT_TYPE, _MUTEX_MAGIC}, {{{0}}}, 0} 114 115 #define PTHREAD_COND_INITIALIZER /* = DEFAULTCV */ \ 116 {{{0, 0, 0, 0}, _DEFAULT_TYPE, _COND_MAGIC}, 0} 117 118 #define PTHREAD_RWLOCK_INITIALIZER /* = DEFAULTRWLOCK */ \ 119 {0, _DEFAULT_TYPE, _RWL_MAGIC, PTHREAD_MUTEX_INITIALIZER, \ 120 PTHREAD_COND_INITIALIZER, PTHREAD_COND_INITIALIZER} 121 122 /* cancellation type and state */ 123 #define PTHREAD_CANCEL_ENABLE 0x00 124 #define PTHREAD_CANCEL_DISABLE 0x01 125 #define PTHREAD_CANCEL_DEFERRED 0x00 126 #define PTHREAD_CANCEL_ASYNCHRONOUS 0x02 127 #define PTHREAD_CANCELED (void *)-19 128 129 /* pthread_once related values */ 130 #define PTHREAD_ONCE_NOTDONE 0 131 #define PTHREAD_ONCE_DONE 1 132 #define PTHREAD_ONCE_INIT { {0, 0, 0, PTHREAD_ONCE_NOTDONE} } 133 134 /* 135 * The key to be created by pthread_key_create_once_np() 136 * must be statically initialized with PTHREAD_ONCE_KEY_NP. 137 * This must be the same as THR_ONCE_KEY in <thread.h> 138 */ 139 #define PTHREAD_ONCE_KEY_NP (pthread_key_t)(-1) 140 141 /* barriers */ 142 #define PTHREAD_BARRIER_SERIAL_THREAD -2 143 144 #ifndef _ASM 145 146 /* 147 * cancellation cleanup structure 148 */ 149 typedef struct _cleanup { 150 uintptr_t pthread_cleanup_pad[4]; 151 } _cleanup_t; 152 153 #ifdef __STDC__ 154 155 void __pthread_cleanup_push(void (*)(void *), void *, caddr_t, _cleanup_t *); 156 void __pthread_cleanup_pop(int, _cleanup_t *); 157 caddr_t _getfp(void); 158 159 #else /* __STDC__ */ 160 161 void __pthread_cleanup_push(); 162 void __pthread_cleanup_pop(); 163 caddr_t _getfp(); 164 165 #endif /* __STDC__ */ 166 167 #if __cplusplus 168 extern "C" { 169 #endif 170 171 typedef void (*_Voidfp)(void*); /* pointer to extern "C" function */ 172 173 #if __cplusplus 174 } /* extern "C" */ 175 #endif 176 177 #define pthread_cleanup_push(routine, args) { \ 178 _cleanup_t _cleanup_info; \ 179 __pthread_cleanup_push((_Voidfp)(routine), (void *)(args), \ 180 (caddr_t)_getfp(), &_cleanup_info); 181 182 #define pthread_cleanup_pop(ex) \ 183 __pthread_cleanup_pop(ex, &_cleanup_info); \ 184 } 185 186 #ifdef __STDC__ 187 188 /* 189 * function prototypes - thread related calls 190 */ 191 192 /* 193 * pthread_atfork() is also declared in <unistd.h> as per SUSv2. The 194 * declarations are identical. A change to either one may also require 195 * appropriate namespace updates in order to avoid redeclaration 196 * warnings in the case where both prototypes are exposed via inclusion 197 * of both <pthread.h> and <unistd.h>. 198 */ 199 extern int pthread_atfork(void (*) (void), void (*) (void), void (*) (void)); 200 extern int pthread_attr_init(pthread_attr_t *); 201 extern int pthread_attr_destroy(pthread_attr_t *); 202 extern int pthread_attr_setstack(pthread_attr_t *, void *, size_t); 203 extern int pthread_attr_getstack(const pthread_attr_t *_RESTRICT_KYWD, 204 void **_RESTRICT_KYWD, size_t *_RESTRICT_KYWD); 205 extern int pthread_attr_setstacksize(pthread_attr_t *, size_t); 206 extern int pthread_attr_getstacksize(const pthread_attr_t *_RESTRICT_KYWD, 207 size_t *_RESTRICT_KYWD); 208 extern int pthread_attr_setstackaddr(pthread_attr_t *, void *); 209 extern int pthread_attr_getstackaddr(const pthread_attr_t *_RESTRICT_KYWD, 210 void **_RESTRICT_KYWD); 211 extern int pthread_attr_setdetachstate(pthread_attr_t *, int); 212 extern int pthread_attr_getdetachstate(const pthread_attr_t *, int *); 213 extern int pthread_attr_setscope(pthread_attr_t *, int); 214 extern int pthread_attr_getscope(const pthread_attr_t *_RESTRICT_KYWD, 215 int *_RESTRICT_KYWD); 216 extern int pthread_attr_setinheritsched(pthread_attr_t *, int); 217 extern int pthread_attr_getinheritsched(const pthread_attr_t *_RESTRICT_KYWD, 218 int *_RESTRICT_KYWD); 219 extern int pthread_attr_setschedpolicy(pthread_attr_t *, int); 220 extern int pthread_attr_getschedpolicy(const pthread_attr_t *_RESTRICT_KYWD, 221 int *_RESTRICT_KYWD); 222 extern int pthread_attr_setschedparam(pthread_attr_t *_RESTRICT_KYWD, 223 const struct sched_param *_RESTRICT_KYWD); 224 extern int pthread_attr_getschedparam(const pthread_attr_t *_RESTRICT_KYWD, 225 struct sched_param *_RESTRICT_KYWD); 226 extern int pthread_create(pthread_t *_RESTRICT_KYWD, 227 const pthread_attr_t *_RESTRICT_KYWD, void * (*)(void *), 228 void *_RESTRICT_KYWD); 229 extern int pthread_once(pthread_once_t *, void (*)(void)); 230 extern int pthread_join(pthread_t, void **); 231 extern int pthread_detach(pthread_t); 232 extern void pthread_exit(void *) __NORETURN; 233 extern int pthread_cancel(pthread_t); 234 extern int pthread_setschedparam(pthread_t, int, const struct sched_param *); 235 extern int pthread_getschedparam(pthread_t, int *_RESTRICT_KYWD, 236 struct sched_param *_RESTRICT_KYWD); 237 extern int pthread_setschedprio(pthread_t, int); 238 extern int pthread_setcancelstate(int, int *); 239 extern int pthread_setcanceltype(int, int *); 240 extern void pthread_testcancel(void); 241 extern int pthread_equal(pthread_t, pthread_t); 242 extern int pthread_key_create(pthread_key_t *, void (*)(void *)); 243 extern int pthread_key_create_once_np(pthread_key_t *, void (*)(void *)); 244 extern int pthread_key_delete(pthread_key_t); 245 extern int pthread_setspecific(pthread_key_t, const void *); 246 extern void *pthread_getspecific(pthread_key_t); 247 extern pthread_t pthread_self(void); 248 249 /* 250 * function prototypes - synchronization related calls 251 */ 252 extern int pthread_mutexattr_init(pthread_mutexattr_t *); 253 extern int pthread_mutexattr_destroy(pthread_mutexattr_t *); 254 extern int pthread_mutexattr_setpshared(pthread_mutexattr_t *, int); 255 extern int pthread_mutexattr_getpshared( 256 const pthread_mutexattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 257 extern int pthread_mutexattr_setprotocol(pthread_mutexattr_t *, int); 258 extern int pthread_mutexattr_getprotocol( 259 const pthread_mutexattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 260 extern int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *, int); 261 extern int pthread_mutexattr_getprioceiling( 262 const pthread_mutexattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 263 extern int pthread_mutexattr_setrobust(pthread_mutexattr_t *, int); 264 extern int pthread_mutexattr_getrobust( 265 const pthread_mutexattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 266 extern int pthread_mutex_init(pthread_mutex_t *_RESTRICT_KYWD, 267 const pthread_mutexattr_t *_RESTRICT_KYWD); 268 extern int pthread_mutex_consistent(pthread_mutex_t *); 269 extern int pthread_mutex_destroy(pthread_mutex_t *); 270 extern int pthread_mutex_lock(pthread_mutex_t *); 271 extern int pthread_mutex_timedlock(pthread_mutex_t *_RESTRICT_KYWD, 272 const struct timespec *_RESTRICT_KYWD); 273 extern int pthread_mutex_reltimedlock_np(pthread_mutex_t *_RESTRICT_KYWD, 274 const struct timespec *_RESTRICT_KYWD); 275 extern int pthread_mutex_unlock(pthread_mutex_t *); 276 extern int pthread_mutex_trylock(pthread_mutex_t *); 277 extern int pthread_mutex_setprioceiling(pthread_mutex_t *_RESTRICT_KYWD, 278 int, int *_RESTRICT_KYWD); 279 extern int pthread_mutex_getprioceiling(const pthread_mutex_t *_RESTRICT_KYWD, 280 int *_RESTRICT_KYWD); 281 extern int pthread_condattr_init(pthread_condattr_t *); 282 extern int pthread_condattr_destroy(pthread_condattr_t *); 283 extern int pthread_condattr_setclock(pthread_condattr_t *, clockid_t); 284 extern int pthread_condattr_getclock(const pthread_condattr_t *_RESTRICT_KYWD, 285 clockid_t *_RESTRICT_KYWD); 286 extern int pthread_condattr_setpshared(pthread_condattr_t *, int); 287 extern int pthread_condattr_getpshared(const pthread_condattr_t *_RESTRICT_KYWD, 288 int *_RESTRICT_KYWD); 289 extern int pthread_cond_init(pthread_cond_t *_RESTRICT_KYWD, 290 const pthread_condattr_t *_RESTRICT_KYWD); 291 extern int pthread_cond_destroy(pthread_cond_t *); 292 extern int pthread_cond_broadcast(pthread_cond_t *); 293 extern int pthread_cond_signal(pthread_cond_t *); 294 extern int pthread_cond_wait(pthread_cond_t *_RESTRICT_KYWD, 295 pthread_mutex_t *_RESTRICT_KYWD); 296 extern int pthread_cond_timedwait(pthread_cond_t *_RESTRICT_KYWD, 297 pthread_mutex_t *_RESTRICT_KYWD, const struct timespec *_RESTRICT_KYWD); 298 extern int pthread_cond_reltimedwait_np(pthread_cond_t *_RESTRICT_KYWD, 299 pthread_mutex_t *_RESTRICT_KYWD, const struct timespec *_RESTRICT_KYWD); 300 extern int pthread_attr_getguardsize(const pthread_attr_t *_RESTRICT_KYWD, 301 size_t *_RESTRICT_KYWD); 302 extern int pthread_attr_setguardsize(pthread_attr_t *, size_t); 303 extern int pthread_getconcurrency(void); 304 extern int pthread_setconcurrency(int); 305 extern int pthread_mutexattr_settype(pthread_mutexattr_t *, int); 306 extern int pthread_mutexattr_gettype(const pthread_mutexattr_t *_RESTRICT_KYWD, 307 int *_RESTRICT_KYWD); 308 extern int pthread_rwlock_init(pthread_rwlock_t *_RESTRICT_KYWD, 309 const pthread_rwlockattr_t *_RESTRICT_KYWD); 310 extern int pthread_rwlock_destroy(pthread_rwlock_t *); 311 extern int pthread_rwlock_rdlock(pthread_rwlock_t *); 312 extern int pthread_rwlock_timedrdlock(pthread_rwlock_t *_RESTRICT_KYWD, 313 const struct timespec *_RESTRICT_KYWD); 314 extern int pthread_rwlock_reltimedrdlock_np(pthread_rwlock_t *_RESTRICT_KYWD, 315 const struct timespec *_RESTRICT_KYWD); 316 extern int pthread_rwlock_tryrdlock(pthread_rwlock_t *); 317 extern int pthread_rwlock_wrlock(pthread_rwlock_t *); 318 extern int pthread_rwlock_timedwrlock(pthread_rwlock_t *_RESTRICT_KYWD, 319 const struct timespec *_RESTRICT_KYWD); 320 extern int pthread_rwlock_reltimedwrlock_np(pthread_rwlock_t *_RESTRICT_KYWD, 321 const struct timespec *_RESTRICT_KYWD); 322 extern int pthread_rwlock_trywrlock(pthread_rwlock_t *); 323 extern int pthread_rwlock_unlock(pthread_rwlock_t *); 324 extern int pthread_rwlockattr_init(pthread_rwlockattr_t *); 325 extern int pthread_rwlockattr_destroy(pthread_rwlockattr_t *); 326 extern int pthread_rwlockattr_getpshared( 327 const pthread_rwlockattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 328 extern int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *, int); 329 extern int pthread_spin_init(pthread_spinlock_t *, int); 330 extern int pthread_spin_destroy(pthread_spinlock_t *); 331 extern int pthread_spin_lock(pthread_spinlock_t *); 332 extern int pthread_spin_trylock(pthread_spinlock_t *); 333 extern int pthread_spin_unlock(pthread_spinlock_t *); 334 extern int pthread_barrierattr_init(pthread_barrierattr_t *); 335 extern int pthread_barrierattr_destroy(pthread_barrierattr_t *); 336 extern int pthread_barrierattr_setpshared(pthread_barrierattr_t *, int); 337 extern int pthread_barrierattr_getpshared( 338 const pthread_barrierattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 339 extern int pthread_barrier_init(pthread_barrier_t *_RESTRICT_KYWD, 340 const pthread_barrierattr_t *_RESTRICT_KYWD, uint_t); 341 extern int pthread_barrier_destroy(pthread_barrier_t *); 342 extern int pthread_barrier_wait(pthread_barrier_t *); 343 344 /* Historical names -- present only for binary compatibility */ 345 extern int pthread_mutex_consistent_np(pthread_mutex_t *); 346 extern int pthread_mutexattr_setrobust_np(pthread_mutexattr_t *, int); 347 extern int pthread_mutexattr_getrobust_np( 348 const pthread_mutexattr_t *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 349 350 #else /* __STDC__ */ 351 352 /* 353 * function prototypes - thread related calls 354 */ 355 extern int pthread_atfork(); 356 extern int pthread_attr_init(); 357 extern int pthread_attr_destroy(); 358 extern int pthread_attr_setstack(); 359 extern int pthread_attr_getstack(); 360 extern int pthread_attr_setstacksize(); 361 extern int pthread_attr_getstacksize(); 362 extern int pthread_attr_setstackaddr(); 363 extern int pthread_attr_getstackaddr(); 364 extern int pthread_attr_setdetachstate(); 365 extern int pthread_attr_getdetachstate(); 366 extern int pthread_attr_setscope(); 367 extern int pthread_attr_getscope(); 368 extern int pthread_attr_setinheritsched(); 369 extern int pthread_attr_getinheritsched(); 370 extern int pthread_attr_setschedpolicy(); 371 extern int pthread_attr_getschedpolicy(); 372 extern int pthread_attr_setschedparam(); 373 extern int pthread_attr_getschedparam(); 374 extern int pthread_create(); 375 extern int pthread_once(); 376 extern int pthread_join(); 377 extern int pthread_detach(); 378 extern void pthread_exit(); 379 extern int pthread_cancel(); 380 extern int pthread_setschedparam(); 381 extern int pthread_getschedparam(); 382 extern int pthread_setschedprio(); 383 extern int pthread_setcancelstate(); 384 extern int pthread_setcanceltype(); 385 extern void pthread_testcancel(); 386 extern int pthread_equal(); 387 extern int pthread_key_create(); 388 extern int pthread_key_create_once_np(); 389 extern int pthread_key_delete(); 390 extern int pthread_setspecific(); 391 extern void *pthread_getspecific(); 392 extern pthread_t pthread_self(); 393 /* 394 * function prototypes - synchronization related calls 395 */ 396 extern int pthread_mutexattr_init(); 397 extern int pthread_mutexattr_destroy(); 398 extern int pthread_mutexattr_setpshared(); 399 extern int pthread_mutexattr_getpshared(); 400 extern int pthread_mutexattr_setprotocol(); 401 extern int pthread_mutexattr_getprotocol(); 402 extern int pthread_mutexattr_setprioceiling(); 403 extern int pthread_mutexattr_getprioceiling(); 404 extern int pthread_mutexattr_setrobust(); 405 extern int pthread_mutexattr_getrobust(); 406 extern int pthread_mutex_init(); 407 extern int pthread_mutex_consistent(); 408 extern int pthread_mutex_destroy(); 409 extern int pthread_mutex_lock(); 410 extern int pthread_mutex_timedlock(); 411 extern int pthread_mutex_reltimedlock_np(); 412 extern int pthread_mutex_unlock(); 413 extern int pthread_mutex_trylock(); 414 extern int pthread_mutex_setprioceiling(); 415 extern int pthread_mutex_getprioceiling(); 416 extern int pthread_condattr_init(); 417 extern int pthread_condattr_destroy(); 418 extern int pthread_condattr_setclock(); 419 extern int pthread_condattr_getclock(); 420 extern int pthread_condattr_setpshared(); 421 extern int pthread_condattr_getpshared(); 422 extern int pthread_cond_init(); 423 extern int pthread_cond_destroy(); 424 extern int pthread_cond_broadcast(); 425 extern int pthread_cond_signal(); 426 extern int pthread_cond_wait(); 427 extern int pthread_cond_timedwait(); 428 extern int pthread_cond_reltimedwait_np(); 429 extern int pthread_attr_getguardsize(); 430 extern int pthread_attr_setguardsize(); 431 extern int pthread_getconcurrency(); 432 extern int pthread_setconcurrency(); 433 extern int pthread_mutexattr_settype(); 434 extern int pthread_mutexattr_gettype(); 435 extern int pthread_rwlock_init(); 436 extern int pthread_rwlock_destroy(); 437 extern int pthread_rwlock_rdlock(); 438 extern int pthread_rwlock_tryrdlock(); 439 extern int pthread_rwlock_wrlock(); 440 extern int pthread_rwlock_trywrlock(); 441 extern int pthread_rwlock_unlock(); 442 extern int pthread_rwlockattr_init(); 443 extern int pthread_rwlockattr_destroy(); 444 extern int pthread_rwlockattr_getpshared(); 445 extern int pthread_rwlockattr_setpshared(); 446 extern int pthread_spin_init(); 447 extern int pthread_spin_destroy(); 448 extern int pthread_spin_lock(); 449 extern int pthread_spin_trylock(); 450 extern int pthread_spin_unlock(); 451 extern int pthread_barrierattr_init(); 452 extern int pthread_barrierattr_destroy(); 453 extern int pthread_barrierattr_setpshared(); 454 extern int pthread_barrierattr_getpshared(); 455 extern int pthread_barrier_init(); 456 extern int pthread_barrier_destroy(); 457 extern int pthread_barrier_wait(); 458 459 /* Historical names -- present only for binary compatibility */ 460 extern int pthread_mutex_consistent_np(); 461 extern int pthread_mutexattr_setrobust_np(); 462 extern int pthread_mutexattr_getrobust_np(); 463 464 #endif /* __STDC__ */ 465 466 #endif /* _ASM */ 467 468 #ifdef __cplusplus 469 } 470 #endif 471 472 #endif /* _PTHREAD_H */