95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/*
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* Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC")
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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/or 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 ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Id: thread.c,v 1.24 2007/06/19 23:47:19 tbox Exp $ */
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#include <config.h>
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#include <process.h>
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#include <isc/thread.h>
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isc_result_t
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isc_thread_create(isc_threadfunc_t start, isc_threadarg_t arg,
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isc_thread_t *threadp)
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{
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isc_thread_t thread;
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unsigned int id;
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thread = (isc_thread_t)_beginthreadex(NULL, 0, start, arg, 0, &id);
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if (thread == NULL) {
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/* XXX */
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return (ISC_R_UNEXPECTED);
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}
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*threadp = thread;
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return (ISC_R_SUCCESS);
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}
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isc_result_t
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isc_thread_join(isc_thread_t thread, isc_threadresult_t *rp) {
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DWORD result;
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DWORD threadrc;
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result = WaitForSingleObject(thread, INFINITE);
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if (result != WAIT_OBJECT_0) {
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/* XXX */
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return (ISC_R_UNEXPECTED);
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}
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if (rp != NULL) {
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if(!GetExitCodeThread(thread, &threadrc)) {
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/* XXX */
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return (ISC_R_UNEXPECTED);
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}
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*rp = threadrc;
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}
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(void)CloseHandle(thread);
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return (ISC_R_SUCCESS);
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}
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void
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isc_thread_setconcurrency(unsigned int level) {
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/*
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* This is unnecessary on Win32 systems, but is here so that the
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* call exists
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*/
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}
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void *
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isc_thread_key_getspecific(isc_thread_key_t key) {
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return(TlsGetValue(key));
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}
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int
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isc_thread_key_setspecific(isc_thread_key_t key, void *value) {
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return (TlsSetValue(key, value) ? 0 : GetLastError());
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}
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int
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isc_thread_key_create(isc_thread_key_t *key, void (*func)(void *)) {
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*key = TlsAlloc();
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return ((*key != -1) ? 0 : GetLastError());
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}
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int
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isc_thread_key_delete(isc_thread_key_t key) {
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return (TlsFree(key) ? 0 : GetLastError());
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}
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