src/WINNT/pthread/pthread.h

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 #ifndef AFS_PTHREAD_H
  11 #define AFS_PTHREAD_H
  12
  13 #include <windows.h>
  14 #include <time.h>
  15 #include <afs/errmap_nt.h>
  16 #include <rx/rx_queue.h>
  17
  18 typedef struct {
  19     int call_started;
  20     int call_running;
  21 } pthread_once_t;
  22
  23 #define PTHREAD_CREATE_JOINABLE 1
  24 #define PTHREAD_CREATE_DETACHED 0
  25
  26 typedef struct {
  27     int is_joinable;
  28 } pthread_attr_t;
  29
  30 #define PTHREAD_KEYS_MAX 32
  31
  32 typedef int pthread_condattr_t;
  33 typedef int pthread_mutexattr_t;
  34 typedef int pthread_rwlockattr_t;
  35 typedef int pthread_key_t;
  36 typedef void *pthread_t;
  37
  38 typedef struct  timespec {
  39     time_t          tv_sec;
  40     long            tv_nsec;
  41 } timespec_t;
  42
  43
  44 typedef struct {
  45     DWORD tid;
  46     int isLocked;
  47     CRITICAL_SECTION cs;
  48 } pthread_mutex_t;
  49
  50 typedef struct cond_waiter {
  51     struct rx_queue wait_queue;
  52     HANDLE event;
  53 } cond_waiters_t;
  54
  55 typedef struct {
  56     CRITICAL_SECTION cs;
  57     struct rx_queue waiting_threads;
  58 } pthread_cond_t;
  59
  60 typedef struct {
  61     pthread_mutex_t write_access_mutex;
  62     pthread_mutex_t read_access_completion_mutex;
  63     pthread_cond_t  read_access_completion_wait;
  64     int readers;
  65 } pthread_rwlock_t;
  66
  67 #define PTHREAD_ONCE_INIT {0,1}
  68
  69 extern int pthread_cond_broadcast(pthread_cond_t *cond);
  70 extern int pthread_cond_destroy(pthread_cond_t *cond);
  71 extern int pthread_cond_init(pthread_cond_t *cond, const pthread_condattr_t *attr);
  72 extern int pthread_cond_signal(pthread_cond_t *cond);
  73 extern int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex);
  74 extern int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex, const struct timespec *abstime);
  75 extern int pthread_create(pthread_t *tid, const pthread_attr_t *attr, void *(*func)(void *), void *arg);
  76 extern void *pthread_getspecific(pthread_key_t key);
  77 extern int pthread_join(pthread_t target_thread, void **status);
  78 extern int pthread_key_create(pthread_key_t *keyp, void (*destructor)(void *value));
  79 extern int pthread_key_delete(pthread_key_t key);
  80
  81 extern int pthread_mutex_destroy(pthread_mutex_t *mp);
  82 extern int pthread_mutex_init(pthread_mutex_t *mp, const pthread_mutexattr_t *attr);
  83 extern int pthread_mutex_lock(pthread_mutex_t *mp);
  84 extern int pthread_mutex_trylock(pthread_mutex_t *mp);
  85 extern int pthread_mutex_unlock(pthread_mutex_t *mp);
  86
  87 extern int pthread_rwlock_destroy(pthread_rwlock_t *rwp);
  88 extern int pthread_rwlock_init(pthread_rwlock_t *rwp, const pthread_rwlockattr_t *attr);
  89 extern int pthread_rwlock_rdlock(pthread_rwlock_t *rwp);
  90 extern int pthread_rwlock_wrlock(pthread_rwlock_t *rwp);
  91 extern int pthread_rwlock_tryrdlock(pthread_rwlock_t *rwp);
  92 extern int pthread_rwlock_trywrlock(pthread_rwlock_t *rwp);
  93 extern int pthread_rwlock_unlock(pthread_rwlock_t *rwp);
  94
  95 extern int pthread_once(pthread_once_t *once_control, void (*init_routine)(void));
  96 extern int pthread_setspecific(pthread_key_t key, const void *value);
  97 extern pthread_t pthread_self(void);
  98 extern int pthread_equal(pthread_t t1, pthread_t t2);
  99 extern int pthread_attr_destroy(pthread_attr_t *attr);
 100 extern int pthread_attr_init(pthread_attr_t *attr);
 101 extern int pthread_attr_getdetachstate(pthread_attr_t *attr, int *detachstate);
 102 extern int pthread_attr_setdetachstate(pthread_attr_t *attr, int detachstate);
 103 extern void pthread_exit(void *status);
 104
 105 #endif