88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* Copyright (C) 1998-2001 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
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* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
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* INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Id: thread.h,v 1.15 2001/07/08 05:09:35 mayer Exp $ */
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#ifndef ISC_THREAD_H
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#define ISC_THREAD_H 1
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#include <windows.h>
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#include <isc/lang.h>
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#include <isc/result.h>
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/*
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* Inlines to help with wait retrun checking
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*/
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/* check handle for NULL and INVALID_HANDLE */
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inline BOOL IsValidHandle( HANDLE hHandle) {
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return ((hHandle != NULL) && (hHandle != INVALID_HANDLE_VALUE));
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}
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/* validate wait return codes... */
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inline BOOL WaitSucceeded( DWORD dwWaitResult, DWORD dwHandleCount) {
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return ((dwWaitResult >= WAIT_OBJECT_0) &&
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(dwWaitResult < WAIT_OBJECT_0 + dwHandleCount));
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}
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inline BOOL WaitAbandoned( DWORD dwWaitResult, DWORD dwHandleCount) {
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return ((dwWaitResult >= WAIT_ABANDONED_0) &&
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(dwWaitResult < WAIT_ABANDONED_0 + dwHandleCount));
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}
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inline BOOL WaitTimeout( DWORD dwWaitResult) {
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return (dwWaitResult == WAIT_TIMEOUT);
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}
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inline BOOL WaitFailed( DWORD dwWaitResult) {
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return (dwWaitResult == WAIT_FAILED);
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}
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/* compute object indices for waits... */
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inline DWORD WaitSucceededIndex( DWORD dwWaitResult) {
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return (dwWaitResult - WAIT_OBJECT_0);
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}
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inline DWORD WaitAbandonedIndex( DWORD dwWaitResult) {
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return (dwWaitResult - WAIT_ABANDONED_0);
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}
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typedef HANDLE isc_thread_t;
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typedef unsigned int isc_threadresult_t;
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typedef void * isc_threadarg_t;
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typedef isc_threadresult_t (WINAPI *isc_threadfunc_t)(isc_threadarg_t);
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#define isc_thread_self (unsigned long)GetCurrentThreadId
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ISC_LANG_BEGINDECLS
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isc_result_t
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isc_thread_create(isc_threadfunc_t, isc_threadarg_t, isc_thread_t *);
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isc_result_t
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isc_thread_join(isc_thread_t, isc_threadresult_t *);
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void
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isc_thread_setconcurrency(unsigned int level);
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ISC_LANG_ENDDECLS
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#endif /* ISC_THREAD_H */
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