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98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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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 return checking
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*/
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/* check handle for NULL and INVALID_HANDLE */
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inline BOOL
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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
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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
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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
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WaitTimeout(DWORD dwWaitResult) {
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return (dwWaitResult == WAIT_TIMEOUT);
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}
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inline BOOL
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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
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WaitSucceededIndex(DWORD dwWaitResult) {
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return (dwWaitResult - WAIT_OBJECT_0);
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}
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inline DWORD
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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 DWORD 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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void
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isc_thread_create(isc_threadfunc_t, isc_threadarg_t, isc_thread_t *);
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void
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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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void
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isc_thread_setname(isc_thread_t, const char *);
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isc_result_t
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isc_thread_setaffinity(int cpu);
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#define isc_thread_yield() Sleep(0)
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#if HAVE___DECLSPEC_THREAD
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#define ISC_THREAD_LOCAL static __declspec(thread)
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#else /* if HAVE___DECLSPEC_THREAD */
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#error "Thread-local storage support is required!"
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#endif /* if HAVE___DECLSPEC_THREAD */
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ISC_LANG_ENDDECLS
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#endif /* ISC_THREAD_H */
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