thread.h revision 8d10c10ec928e4680a0c74280287a17a580120a7
9b12e96fc8f73a24eb5d71c6f1a5fb8f8c6732f5Dav Glass/*
9b12e96fc8f73a24eb5d71c6f1a5fb8f8c6732f5Dav Glass * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1998-2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: thread.h,v 1.18 2005/09/09 14:11:38 marka Exp $ */
#ifndef ISC_THREAD_H
#define ISC_THREAD_H 1
#include <windows.h>
#include <isc/lang.h>
#include <isc/result.h>
/*
* Inlines to help with wait retrun checking
*/
/* check handle for NULL and INVALID_HANDLE */
inline BOOL IsValidHandle( HANDLE hHandle) {
return ((hHandle != NULL) && (hHandle != INVALID_HANDLE_VALUE));
}
/* validate wait return codes... */
inline BOOL WaitSucceeded( DWORD dwWaitResult, DWORD dwHandleCount) {
return ((dwWaitResult >= WAIT_OBJECT_0) &&
(dwWaitResult < WAIT_OBJECT_0 + dwHandleCount));
}
inline BOOL WaitAbandoned( DWORD dwWaitResult, DWORD dwHandleCount) {
return ((dwWaitResult >= WAIT_ABANDONED_0) &&
(dwWaitResult < WAIT_ABANDONED_0 + dwHandleCount));
}
inline BOOL WaitTimeout( DWORD dwWaitResult) {
return (dwWaitResult == WAIT_TIMEOUT);
}
inline BOOL WaitFailed( DWORD dwWaitResult) {
return (dwWaitResult == WAIT_FAILED);
}
/* compute object indices for waits... */
inline DWORD WaitSucceededIndex( DWORD dwWaitResult) {
return (dwWaitResult - WAIT_OBJECT_0);
}
inline DWORD WaitAbandonedIndex( DWORD dwWaitResult) {
return (dwWaitResult - WAIT_ABANDONED_0);
}
typedef HANDLE isc_thread_t;
typedef unsigned int isc_threadresult_t;
typedef void * isc_threadarg_t;
typedef isc_threadresult_t (WINAPI *isc_threadfunc_t)(isc_threadarg_t);
typedef DWORD isc_thread_key_t;
#define isc_thread_self (unsigned long)GetCurrentThreadId
ISC_LANG_BEGINDECLS
isc_result_t
isc_thread_create(isc_threadfunc_t, isc_threadarg_t, isc_thread_t *);
isc_result_t
isc_thread_join(isc_thread_t, isc_threadresult_t *);
void
isc_thread_setconcurrency(unsigned int level);
int
isc_key_create(isc_thread_key_t *key, void (*func)(void *));
int
isc_key_destroy(isc_thread_key_t key);
void *
isc_key_getspecific(isc_thread_key);
int
isc_key_setspecific(isc_thread_key_t key, void *value);
ISC_LANG_ENDDECLS
#endif /* ISC_THREAD_H */