| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef _PTHREAD_H_ |
| #define _PTHREAD_H_ |
| |
| #include <limits.h> |
| #include <bits/pthread_types.h> |
| #include <sched.h> |
| #include <sys/cdefs.h> |
| #include <sys/types.h> |
| #include <time.h> |
| |
| __BEGIN_DECLS |
| |
| #if defined(__clang__) |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wnullability-completeness" |
| #endif |
| |
| enum { |
| PTHREAD_MUTEX_NORMAL = 0, |
| PTHREAD_MUTEX_RECURSIVE = 1, |
| PTHREAD_MUTEX_ERRORCHECK = 2, |
| |
| PTHREAD_MUTEX_ERRORCHECK_NP = PTHREAD_MUTEX_ERRORCHECK, |
| PTHREAD_MUTEX_RECURSIVE_NP = PTHREAD_MUTEX_RECURSIVE, |
| |
| PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL |
| }; |
| |
| #define PTHREAD_MUTEX_INITIALIZER { { ((PTHREAD_MUTEX_NORMAL & 3) << 14) } } |
| #define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP { { ((PTHREAD_MUTEX_RECURSIVE & 3) << 14) } } |
| #define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP { { ((PTHREAD_MUTEX_ERRORCHECK & 3) << 14) } } |
| |
| #define PTHREAD_COND_INITIALIZER { { 0 } } |
| |
| #define PTHREAD_RWLOCK_INITIALIZER { { 0 } } |
| |
| enum { |
| PTHREAD_RWLOCK_PREFER_READER_NP = 0, |
| PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP = 1, |
| }; |
| |
| #define PTHREAD_ONCE_INIT 0 |
| |
| #define PTHREAD_BARRIER_SERIAL_THREAD -1 |
| |
| #if defined(__LP64__) |
| #define PTHREAD_STACK_MIN (4 * PAGE_SIZE) |
| #else |
| #define PTHREAD_STACK_MIN (2 * PAGE_SIZE) |
| #endif |
| |
| #define PTHREAD_CREATE_DETACHED 0x00000001 |
| #define PTHREAD_CREATE_JOINABLE 0x00000000 |
| |
| #define PTHREAD_PROCESS_PRIVATE 0 |
| #define PTHREAD_PROCESS_SHARED 1 |
| |
| #define PTHREAD_SCOPE_SYSTEM 0 |
| #define PTHREAD_SCOPE_PROCESS 1 |
| |
| |
| #if __ANDROID_API__ >= 12 |
| int pthread_atfork(void (*)(void), void (*)(void), void (*)(void)) __INTRODUCED_IN(12); |
| #endif /* __ANDROID_API__ >= 12 */ |
| |
| |
| int pthread_attr_destroy(pthread_attr_t* _Nonnull); |
| int pthread_attr_getdetachstate(const pthread_attr_t* _Nonnull, int* _Nonnull); |
| int pthread_attr_getguardsize(const pthread_attr_t* _Nonnull, size_t* _Nonnull); |
| int pthread_attr_getschedparam(const pthread_attr_t* _Nonnull, struct sched_param* _Nonnull); |
| int pthread_attr_getschedpolicy(const pthread_attr_t* _Nonnull, int* _Nonnull); |
| int pthread_attr_getscope(const pthread_attr_t* _Nonnull, int* _Nonnull); |
| int pthread_attr_getstack(const pthread_attr_t* _Nonnull, void** _Nonnull, size_t* _Nonnull); |
| int pthread_attr_getstacksize(const pthread_attr_t* _Nonnull, size_t* _Nonnull); |
| int pthread_attr_init(pthread_attr_t* _Nonnull); |
| int pthread_attr_setdetachstate(pthread_attr_t* _Nonnull, int); |
| int pthread_attr_setguardsize(pthread_attr_t* _Nonnull, size_t); |
| int pthread_attr_setschedparam(pthread_attr_t* _Nonnull, const struct sched_param* _Nonnull); |
| int pthread_attr_setschedpolicy(pthread_attr_t* _Nonnull, int); |
| int pthread_attr_setscope(pthread_attr_t* _Nonnull, int); |
| int pthread_attr_setstack(pthread_attr_t* _Nonnull, void*, size_t); |
| int pthread_attr_setstacksize(pthread_attr_t* _Nonnull, size_t); |
| |
| int pthread_condattr_destroy(pthread_condattr_t* _Nonnull); |
| |
| #if __ANDROID_API__ >= 21 |
| int pthread_condattr_getclock(const pthread_condattr_t* _Nonnull, clockid_t* _Nonnull) |
| __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int pthread_condattr_getpshared(const pthread_condattr_t* _Nonnull, int* _Nonnull); |
| int pthread_condattr_init(pthread_condattr_t* _Nonnull); |
| |
| #if __ANDROID_API__ >= 21 |
| int pthread_condattr_setclock(pthread_condattr_t* _Nonnull, clockid_t) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int pthread_condattr_setpshared(pthread_condattr_t* _Nonnull, int); |
| |
| int pthread_cond_broadcast(pthread_cond_t* _Nonnull); |
| int pthread_cond_destroy(pthread_cond_t* _Nonnull); |
| int pthread_cond_init(pthread_cond_t* _Nonnull, const pthread_condattr_t*); |
| int pthread_cond_signal(pthread_cond_t* _Nonnull); |
| int pthread_cond_timedwait(pthread_cond_t* _Nonnull, pthread_mutex_t* _Nonnull, |
| const struct timespec* _Nonnull); |
| int pthread_cond_wait(pthread_cond_t* _Nonnull, pthread_mutex_t* _Nonnull); |
| |
| int pthread_create(pthread_t* _Nonnull, pthread_attr_t const*, |
| void* (* _Nonnull start_routine)(void*), void*); |
| int pthread_detach(pthread_t); |
| void pthread_exit(void*) __noreturn; |
| |
| int pthread_equal(pthread_t, pthread_t); |
| |
| int pthread_getattr_np(pthread_t, pthread_attr_t* _Nonnull); |
| |
| int pthread_getcpuclockid(pthread_t, clockid_t* _Nonnull); |
| |
| int pthread_getschedparam(pthread_t, int* _Nonnull, struct sched_param* _Nonnull); |
| |
| void* pthread_getspecific(pthread_key_t); |
| |
| |
| #if __ANDROID_API__ >= 21 |
| pid_t pthread_gettid_np(pthread_t) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| |
| int pthread_join(pthread_t, void**); |
| |
| int pthread_key_create(pthread_key_t* _Nonnull, void (*)(void*)); |
| int pthread_key_delete(pthread_key_t); |
| |
| int pthread_mutexattr_destroy(pthread_mutexattr_t* _Nonnull); |
| int pthread_mutexattr_getpshared(const pthread_mutexattr_t* _Nonnull, int* _Nonnull); |
| int pthread_mutexattr_gettype(const pthread_mutexattr_t* _Nonnull, int* _Nonnull); |
| int pthread_mutexattr_init(pthread_mutexattr_t* _Nonnull); |
| int pthread_mutexattr_setpshared(pthread_mutexattr_t* _Nonnull, int); |
| int pthread_mutexattr_settype(pthread_mutexattr_t* _Nonnull, int); |
| |
| int pthread_mutex_destroy(pthread_mutex_t* _Nonnull); |
| int pthread_mutex_init(pthread_mutex_t* _Nonnull, const pthread_mutexattr_t*); |
| int pthread_mutex_lock(pthread_mutex_t* _Nonnull); |
| |
| #if __ANDROID_API__ >= 21 |
| int pthread_mutex_timedlock(pthread_mutex_t* _Nonnull, const struct timespec* _Nonnull) |
| __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int pthread_mutex_trylock(pthread_mutex_t* _Nonnull); |
| int pthread_mutex_unlock(pthread_mutex_t* _Nonnull); |
| |
| int pthread_once(pthread_once_t* _Nonnull, void (* _Nonnull init_routine)(void)); |
| |
| int pthread_rwlockattr_init(pthread_rwlockattr_t* _Nonnull); |
| int pthread_rwlockattr_destroy(pthread_rwlockattr_t* _Nonnull); |
| int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t* _Nonnull, int* _Nonnull); |
| int pthread_rwlockattr_setpshared(pthread_rwlockattr_t* _Nonnull, int); |
| |
| #if __ANDROID_API__ >= 23 |
| int pthread_rwlockattr_getkind_np(const pthread_rwlockattr_t* _Nonnull, int* _Nonnull) |
| __INTRODUCED_IN(23); |
| int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t* _Nonnull, int) __INTRODUCED_IN(23); |
| #endif /* __ANDROID_API__ >= 23 */ |
| |
| |
| int pthread_rwlock_destroy(pthread_rwlock_t* _Nonnull); |
| int pthread_rwlock_init(pthread_rwlock_t* _Nonnull, const pthread_rwlockattr_t*); |
| int pthread_rwlock_rdlock(pthread_rwlock_t* _Nonnull); |
| int pthread_rwlock_timedrdlock(pthread_rwlock_t* _Nonnull, const struct timespec* _Nonnull); |
| int pthread_rwlock_timedwrlock(pthread_rwlock_t* _Nonnull, const struct timespec* _Nonnull); |
| int pthread_rwlock_tryrdlock(pthread_rwlock_t* _Nonnull); |
| int pthread_rwlock_trywrlock(pthread_rwlock_t* _Nonnull); |
| int pthread_rwlock_unlock(pthread_rwlock_t* _Nonnull); |
| int pthread_rwlock_wrlock(pthread_rwlock_t* _Nonnull); |
| |
| |
| #if __ANDROID_API__ >= 24 |
| int pthread_barrierattr_init(pthread_barrierattr_t* _Nonnull attr) __INTRODUCED_IN(24); |
| int pthread_barrierattr_destroy(pthread_barrierattr_t* _Nonnull attr) __INTRODUCED_IN(24); |
| int pthread_barrierattr_getpshared(const pthread_barrierattr_t* _Nonnull attr, |
| int* _Nonnull pshared) __INTRODUCED_IN(24); |
| int pthread_barrierattr_setpshared(pthread_barrierattr_t* _Nonnull attr, int pshared) |
| __INTRODUCED_IN(24); |
| |
| int pthread_barrier_init(pthread_barrier_t* _Nonnull, const pthread_barrierattr_t*, unsigned) |
| __INTRODUCED_IN(24); |
| int pthread_barrier_destroy(pthread_barrier_t* _Nonnull) __INTRODUCED_IN(24); |
| int pthread_barrier_wait(pthread_barrier_t* _Nonnull) __INTRODUCED_IN(24); |
| |
| int pthread_spin_destroy(pthread_spinlock_t* _Nonnull) __INTRODUCED_IN(24); |
| int pthread_spin_init(pthread_spinlock_t* _Nonnull, int) __INTRODUCED_IN(24); |
| int pthread_spin_lock(pthread_spinlock_t* _Nonnull) __INTRODUCED_IN(24); |
| int pthread_spin_trylock(pthread_spinlock_t* _Nonnull) __INTRODUCED_IN(24); |
| int pthread_spin_unlock(pthread_spinlock_t* _Nonnull) __INTRODUCED_IN(24); |
| #endif /* __ANDROID_API__ >= 24 */ |
| |
| |
| pthread_t pthread_self(void) __attribute_const__; |
| |
| #if defined(__USE_GNU) |
| |
| #if __ANDROID_API__ >= __ANDROID_API_FUTURE__ |
| int pthread_getname_np(pthread_t, char* _Nonnull, size_t) __INTRODUCED_IN_FUTURE; |
| #endif /* __ANDROID_API__ >= __ANDROID_API_FUTURE__ */ |
| |
| #endif |
| /* TODO: this should be __USE_GNU too. */ |
| int pthread_setname_np(pthread_t, const char* _Nonnull); |
| |
| int pthread_setschedparam(pthread_t, int, const struct sched_param* _Nonnull); |
| |
| int pthread_setspecific(pthread_key_t, const void*); |
| |
| typedef void (*__pthread_cleanup_func_t)(void*); |
| |
| typedef struct __pthread_cleanup_t { |
| struct __pthread_cleanup_t* __cleanup_prev; |
| __pthread_cleanup_func_t __cleanup_routine; |
| void* __cleanup_arg; |
| } __pthread_cleanup_t; |
| |
| void __pthread_cleanup_push(__pthread_cleanup_t* c, __pthread_cleanup_func_t, void*); |
| void __pthread_cleanup_pop(__pthread_cleanup_t*, int); |
| |
| /* Believe or not, the definitions of pthread_cleanup_push and |
| * pthread_cleanup_pop below are correct. Posix states that these |
| * can be implemented as macros that might introduce opening and |
| * closing braces, and that using setjmp/longjmp/return/break/continue |
| * between them results in undefined behavior. |
| */ |
| #define pthread_cleanup_push(routine, arg) \ |
| do { \ |
| __pthread_cleanup_t __cleanup; \ |
| __pthread_cleanup_push( &__cleanup, (routine), (arg) ); \ |
| |
| #define pthread_cleanup_pop(execute) \ |
| __pthread_cleanup_pop( &__cleanup, (execute)); \ |
| } while (0); \ |
| |
| #if defined(__clang__) |
| #pragma clang diagnostic pop |
| #endif |
| |
| __END_DECLS |
| |
| #endif /* _PTHREAD_H_ */ |