rx: Remove RX_CALL_BUSY

[openafs.git] / src / WINNT / pthread / pthread.h

diff --git a/src/WINNT/pthread/pthread.h b/src/WINNT/pthread/pthread.h
index d808d81..7d070e3 100644 (file)
--- a/src/WINNT/pthread/pthread.h
+++ b/src/WINNT/pthread/pthread.h
@@ -1,12 +1,15 @@
-#ifndef AFS_PTHREAD_H
-#define AFS_PTHREAD_H
-
 /*
- * Copyright (C)  1998  Transarc Corporation.  All rights reserved.
- *
+ * Copyright 2000, International Business Machines Corporation and others.
+ * All Rights Reserved.
  *
+ * This software has been released under the terms of the IBM Public
+ * License.  For details, see the LICENSE file in the top-level source
+ * directory or online at http://www.openafs.org/dl/license10.html
  */
 
+#ifndef AFS_PTHREAD_H
+#define AFS_PTHREAD_H
+
 #include <windows.h>
 #include <time.h>
 #include <afs/errmap_nt.h>
@@ -28,6 +31,7 @@ typedef struct {
 
 typedef int pthread_condattr_t;
 typedef int pthread_mutexattr_t;
+typedef int pthread_rwlockattr_t;
 typedef int pthread_key_t;
 typedef void *pthread_t;
 
@@ -47,12 +51,19 @@ typedef struct cond_waiter {
     struct rx_queue wait_queue;
     HANDLE event;
 } cond_waiters_t;
- 
+
 typedef struct {
     CRITICAL_SECTION cs;
     struct rx_queue waiting_threads;
 } pthread_cond_t;
 
+typedef struct {
+    pthread_mutex_t write_access_mutex;
+    pthread_mutex_t read_access_completion_mutex;
+    pthread_cond_t  read_access_completion_wait;
+    int readers;
+} pthread_rwlock_t;
+
 #define PTHREAD_ONCE_INIT {0,1}
 
 extern int pthread_cond_broadcast(pthread_cond_t *cond);
@@ -66,11 +77,21 @@ extern void *pthread_getspecific(pthread_key_t key);
 extern int pthread_join(pthread_t target_thread, void **status);
 extern int pthread_key_create(pthread_key_t *keyp, void (*destructor)(void *value));
 extern int pthread_key_delete(pthread_key_t key);
+
 extern int pthread_mutex_destroy(pthread_mutex_t *mp);
 extern int pthread_mutex_init(pthread_mutex_t *mp, const pthread_mutexattr_t *attr);
 extern int pthread_mutex_lock(pthread_mutex_t *mp);
 extern int pthread_mutex_trylock(pthread_mutex_t *mp);
 extern int pthread_mutex_unlock(pthread_mutex_t *mp);
+
+extern int pthread_rwlock_destroy(pthread_rwlock_t *rwp);
+extern int pthread_rwlock_init(pthread_rwlock_t *rwp, const pthread_rwlockattr_t *attr);
+extern int pthread_rwlock_rdlock(pthread_rwlock_t *rwp);
+extern int pthread_rwlock_wrlock(pthread_rwlock_t *rwp);
+extern int pthread_rwlock_tryrdlock(pthread_rwlock_t *rwp);
+extern int pthread_rwlock_trywrlock(pthread_rwlock_t *rwp);
+extern int pthread_rwlock_unlock(pthread_rwlock_t *rwp);
+
 extern int pthread_once(pthread_once_t *once_control, void (*init_routine)(void));
 extern int pthread_setspecific(pthread_key_t key, const void *value);
 extern pthread_t pthread_self(void);