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Diffstat (limited to 'include/pthread.h')
| -rw-r--r-- | include/pthread.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/include/pthread.h b/include/pthread.h new file mode 100644 index 0000000..40810f6 --- /dev/null +++ b/include/pthread.h @@ -0,0 +1,297 @@ +/* + * Copyright (c) 1993, 1994 by Chris Provenzano, proven@mit.edu + * Copyright (c) 1995-1998 by John Birrell <jb@cimlogic.com.au> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Chris Provenzano. + * 4. The name of Chris Provenzano may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``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 CHRIS PROVENZANO 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. + * + * $FreeBSD$ + */ +#ifndef _PTHREAD_H_ +#define _PTHREAD_H_ + +/* + * Header files. + */ +#include <sys/cdefs.h> +#include <sys/_pthreadtypes.h> +#include <machine/_limits.h> +#include <machine/_types.h> +#include <sys/_sigset.h> +#include <sched.h> +#include <time.h> + +/* + * Run-time invariant values: + */ +#define PTHREAD_DESTRUCTOR_ITERATIONS 4 +#define PTHREAD_KEYS_MAX 256 +#define PTHREAD_STACK_MIN __MINSIGSTKSZ +#define PTHREAD_THREADS_MAX __ULONG_MAX +#define PTHREAD_BARRIER_SERIAL_THREAD -1 + +/* + * Flags for threads and thread attributes. + */ +#define PTHREAD_DETACHED 0x1 +#define PTHREAD_SCOPE_SYSTEM 0x2 +#define PTHREAD_INHERIT_SCHED 0x4 +#define PTHREAD_NOFLOAT 0x8 + +#define PTHREAD_CREATE_DETACHED PTHREAD_DETACHED +#define PTHREAD_CREATE_JOINABLE 0 +#define PTHREAD_SCOPE_PROCESS 0 +#define PTHREAD_EXPLICIT_SCHED 0 + +/* + * Flags for read/write lock attributes + */ +#define PTHREAD_PROCESS_PRIVATE 0 +#define PTHREAD_PROCESS_SHARED 1 + +/* + * Flags for cancelling threads + */ +#define PTHREAD_CANCEL_ENABLE 0 +#define PTHREAD_CANCEL_DISABLE 1 +#define PTHREAD_CANCEL_DEFERRED 0 +#define PTHREAD_CANCEL_ASYNCHRONOUS 2 +#define PTHREAD_CANCELED ((void *) 1) + +/* + * Flags for once initialization. + */ +#define PTHREAD_NEEDS_INIT 0 +#define PTHREAD_DONE_INIT 1 + +/* + * Static once initialization values. + */ +#define PTHREAD_ONCE_INIT { PTHREAD_NEEDS_INIT, NULL } + +/* + * Static initialization values. + */ +#define PTHREAD_MUTEX_INITIALIZER NULL +#define PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP ((pthread_mutex_t)1) +#define PTHREAD_COND_INITIALIZER NULL +#define PTHREAD_RWLOCK_INITIALIZER NULL + +/* + * Default attribute arguments (draft 4, deprecated). + */ +#ifndef PTHREAD_KERNEL +#define pthread_condattr_default NULL +#define pthread_mutexattr_default NULL +#define pthread_attr_default NULL +#endif + +#define PTHREAD_PRIO_NONE 0 +#define PTHREAD_PRIO_INHERIT 1 +#define PTHREAD_PRIO_PROTECT 2 + +/* + * Mutex types (Single UNIX Specification, Version 2, 1997). + * + * Note that a mutex attribute with one of the following types: + * + * PTHREAD_MUTEX_NORMAL + * PTHREAD_MUTEX_RECURSIVE + * + * will deviate from POSIX specified semantics. + */ +enum pthread_mutextype { + PTHREAD_MUTEX_ERRORCHECK = 1, /* Default POSIX mutex */ + PTHREAD_MUTEX_RECURSIVE = 2, /* Recursive mutex */ + PTHREAD_MUTEX_NORMAL = 3, /* No error checking */ + PTHREAD_MUTEX_ADAPTIVE_NP = 4, /* Adaptive mutex, spins briefly before blocking on lock */ + PTHREAD_MUTEX_TYPE_MAX +}; + +#define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_ERRORCHECK + +struct _pthread_cleanup_info { + __uintptr_t pthread_cleanup_pad[8]; +}; + +/* + * Thread function prototype definitions: + */ +__BEGIN_DECLS +int pthread_atfork(void (*)(void), void (*)(void), void (*)(void)); +int pthread_attr_destroy(pthread_attr_t *); +int pthread_attr_getstack(const pthread_attr_t * __restrict, + void ** __restrict, size_t * __restrict); +int pthread_attr_getstacksize(const pthread_attr_t *, size_t *); +int pthread_attr_getguardsize(const pthread_attr_t *, size_t *); +int pthread_attr_getstackaddr(const pthread_attr_t *, void **); +int pthread_attr_getdetachstate(const pthread_attr_t *, int *); +int pthread_attr_init(pthread_attr_t *); +int pthread_attr_setstacksize(pthread_attr_t *, size_t); +int pthread_attr_setguardsize(pthread_attr_t *, size_t); +int pthread_attr_setstack(pthread_attr_t *, void *, size_t); +int pthread_attr_setstackaddr(pthread_attr_t *, void *); +int pthread_attr_setdetachstate(pthread_attr_t *, int); +int pthread_barrier_destroy(pthread_barrier_t *); +int pthread_barrier_init(pthread_barrier_t *, + const pthread_barrierattr_t *, unsigned); +int pthread_barrier_wait(pthread_barrier_t *); +int pthread_barrierattr_destroy(pthread_barrierattr_t *); +int pthread_barrierattr_getpshared(const pthread_barrierattr_t *, + int *); +int pthread_barrierattr_init(pthread_barrierattr_t *); +int pthread_barrierattr_setpshared(pthread_barrierattr_t *, int); + +#define pthread_cleanup_push(cleanup_routine, cleanup_arg) \ + { \ + struct _pthread_cleanup_info __cleanup_info__; \ + __pthread_cleanup_push_imp(cleanup_routine, cleanup_arg,\ + &__cleanup_info__); \ + { + +#define pthread_cleanup_pop(execute) \ + } \ + __pthread_cleanup_pop_imp(execute); \ + } + +int pthread_condattr_destroy(pthread_condattr_t *); +int pthread_condattr_getclock(const pthread_condattr_t *, + clockid_t *); +int pthread_condattr_getpshared(const pthread_condattr_t *, int *); +int pthread_condattr_init(pthread_condattr_t *); +int pthread_condattr_setclock(pthread_condattr_t *, clockid_t); +int pthread_condattr_setpshared(pthread_condattr_t *, int); +int pthread_cond_broadcast(pthread_cond_t *); +int pthread_cond_destroy(pthread_cond_t *); +int pthread_cond_init(pthread_cond_t *, + const pthread_condattr_t *); +int pthread_cond_signal(pthread_cond_t *); +int pthread_cond_timedwait(pthread_cond_t *, + pthread_mutex_t *, const struct timespec *); +int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *); +int pthread_create(pthread_t *, const pthread_attr_t *, + void *(*) (void *), void *); +int pthread_detach(pthread_t); +int pthread_equal(pthread_t, pthread_t); +void pthread_exit(void *) __dead2; +void *pthread_getspecific(pthread_key_t); +int pthread_getcpuclockid(pthread_t, clockid_t *); +int pthread_join(pthread_t, void **); +int pthread_key_create(pthread_key_t *, + void (*) (void *)); +int pthread_key_delete(pthread_key_t); +int pthread_mutexattr_init(pthread_mutexattr_t *); +int pthread_mutexattr_destroy(pthread_mutexattr_t *); +int pthread_mutexattr_getpshared(const pthread_mutexattr_t *, + int *); +int pthread_mutexattr_gettype(pthread_mutexattr_t *, int *); +int pthread_mutexattr_settype(pthread_mutexattr_t *, int); +int pthread_mutexattr_setpshared(pthread_mutexattr_t *, int); +int pthread_mutex_destroy(pthread_mutex_t *); +int pthread_mutex_init(pthread_mutex_t *, + const pthread_mutexattr_t *); +int pthread_mutex_lock(pthread_mutex_t *); +int pthread_mutex_trylock(pthread_mutex_t *); +int pthread_mutex_timedlock(pthread_mutex_t *, + const struct timespec *); +int pthread_mutex_unlock(pthread_mutex_t *); +int pthread_once(pthread_once_t *, void (*) (void)); +int pthread_rwlock_destroy(pthread_rwlock_t *); +int pthread_rwlock_init(pthread_rwlock_t *, + const pthread_rwlockattr_t *); +int pthread_rwlock_rdlock(pthread_rwlock_t *); +int pthread_rwlock_timedrdlock(pthread_rwlock_t *, + const struct timespec *); +int pthread_rwlock_timedwrlock(pthread_rwlock_t *, + const struct timespec *); +int pthread_rwlock_tryrdlock(pthread_rwlock_t *); +int pthread_rwlock_trywrlock(pthread_rwlock_t *); +int pthread_rwlock_unlock(pthread_rwlock_t *); +int pthread_rwlock_wrlock(pthread_rwlock_t *); +int pthread_rwlockattr_destroy(pthread_rwlockattr_t *); +int pthread_rwlockattr_getkind_np(const pthread_rwlockattr_t *, + int *); +int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *, + int *); +int pthread_rwlockattr_init(pthread_rwlockattr_t *); +int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t *, int); +int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *, int); +pthread_t pthread_self(void); +int pthread_setspecific(pthread_key_t, const void *); + +int pthread_spin_init(pthread_spinlock_t *, int); +int pthread_spin_destroy(pthread_spinlock_t *); +int pthread_spin_lock(pthread_spinlock_t *); +int pthread_spin_trylock(pthread_spinlock_t *); +int pthread_spin_unlock(pthread_spinlock_t *); +int pthread_cancel(pthread_t); +int pthread_setcancelstate(int, int *); +int pthread_setcanceltype(int, int *); +void pthread_testcancel(void); + +#if __BSD_VISIBLE +int pthread_getprio(pthread_t); +int pthread_setprio(pthread_t, int); +void pthread_yield(void); +#endif + +int pthread_mutexattr_getprioceiling(pthread_mutexattr_t *, + int *); +int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *, + int); +int pthread_mutex_getprioceiling(pthread_mutex_t *, int *); +int pthread_mutex_setprioceiling(pthread_mutex_t *, int, int *); + +int pthread_mutexattr_getprotocol(pthread_mutexattr_t *, int *); +int pthread_mutexattr_setprotocol(pthread_mutexattr_t *, int); + +int pthread_attr_getinheritsched(const pthread_attr_t *, int *); +int pthread_attr_getschedparam(const pthread_attr_t *, + struct sched_param *); +int pthread_attr_getschedpolicy(const pthread_attr_t *, int *); +int pthread_attr_getscope(const pthread_attr_t *, int *); +int pthread_attr_setinheritsched(pthread_attr_t *, int); +int pthread_attr_setschedparam(pthread_attr_t *, + const struct sched_param *); +int pthread_attr_setschedpolicy(pthread_attr_t *, int); +int pthread_attr_setscope(pthread_attr_t *, int); +int pthread_getschedparam(pthread_t pthread, int *, + struct sched_param *); +int pthread_setschedparam(pthread_t, int, + const struct sched_param *); +#if __XSI_VISIBLE +int pthread_getconcurrency(void); +int pthread_setconcurrency(int); +#endif + +void __pthread_cleanup_push_imp(void (*)(void *), void *, + struct _pthread_cleanup_info *); +void __pthread_cleanup_pop_imp(int); +__END_DECLS + +#endif |
