2 * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 1998-2001 Internet Software Consortium.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
18 /* $Id: thread.c,v 1.24 2007/06/19 23:47:19 tbox Exp $ */
24 #include <isc/thread.h>
27 isc_thread_create(isc_threadfunc_t start, isc_threadarg_t arg,
28 isc_thread_t *threadp)
33 thread = (isc_thread_t)_beginthreadex(NULL, 0, start, arg, 0, &id);
36 return (ISC_R_UNEXPECTED);
41 return (ISC_R_SUCCESS);
45 isc_thread_join(isc_thread_t thread, isc_threadresult_t *rp) {
49 result = WaitForSingleObject(thread, INFINITE);
50 if (result != WAIT_OBJECT_0) {
52 return (ISC_R_UNEXPECTED);
55 if(!GetExitCodeThread(thread, &threadrc)) {
57 return (ISC_R_UNEXPECTED);
61 (void)CloseHandle(thread);
63 return (ISC_R_SUCCESS);
67 isc_thread_setconcurrency(unsigned int level) {
69 * This is unnecessary on Win32 systems, but is here so that the
75 isc_thread_key_getspecific(isc_thread_key_t key) {
76 return(TlsGetValue(key));
80 isc_thread_key_setspecific(isc_thread_key_t key, void *value) {
81 return (TlsSetValue(key, value) ? 0 : GetLastError());
85 isc_thread_key_create(isc_thread_key_t *key, void (*func)(void *)) {
88 return ((*key != -1) ? 0 : GetLastError());
92 isc_thread_key_delete(isc_thread_key_t key) {
93 return (TlsFree(key) ? 0 : GetLastError());