Annotation of embedaddon/ntp/lib/isc/win32/thread.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC")
! 3: * Copyright (C) 1998-2001 Internet Software Consortium.
! 4: *
! 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.
! 8: *
! 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.
! 16: */
! 17:
! 18: /* $Id: thread.c,v 1.24 2007/06/19 23:47:19 tbox Exp $ */
! 19:
! 20: #include <config.h>
! 21:
! 22: #include <process.h>
! 23:
! 24: #include <isc/thread.h>
! 25:
! 26: isc_result_t
! 27: isc_thread_create(isc_threadfunc_t start, isc_threadarg_t arg,
! 28: isc_thread_t *threadp)
! 29: {
! 30: isc_thread_t thread;
! 31: unsigned int id;
! 32:
! 33: thread = (isc_thread_t)_beginthreadex(NULL, 0, start, arg, 0, &id);
! 34: if (thread == NULL) {
! 35: /* XXX */
! 36: return (ISC_R_UNEXPECTED);
! 37: }
! 38:
! 39: *threadp = thread;
! 40:
! 41: return (ISC_R_SUCCESS);
! 42: }
! 43:
! 44: isc_result_t
! 45: isc_thread_join(isc_thread_t thread, isc_threadresult_t *rp) {
! 46: DWORD result;
! 47: DWORD threadrc;
! 48:
! 49: result = WaitForSingleObject(thread, INFINITE);
! 50: if (result != WAIT_OBJECT_0) {
! 51: /* XXX */
! 52: return (ISC_R_UNEXPECTED);
! 53: }
! 54: if (rp != NULL) {
! 55: if(!GetExitCodeThread(thread, &threadrc)) {
! 56: /* XXX */
! 57: return (ISC_R_UNEXPECTED);
! 58: }
! 59: *rp = threadrc;
! 60: }
! 61: (void)CloseHandle(thread);
! 62:
! 63: return (ISC_R_SUCCESS);
! 64: }
! 65:
! 66: void
! 67: isc_thread_setconcurrency(unsigned int level) {
! 68: /*
! 69: * This is unnecessary on Win32 systems, but is here so that the
! 70: * call exists
! 71: */
! 72: }
! 73:
! 74: void *
! 75: isc_thread_key_getspecific(isc_thread_key_t key) {
! 76: return(TlsGetValue(key));
! 77: }
! 78:
! 79: int
! 80: isc_thread_key_setspecific(isc_thread_key_t key, void *value) {
! 81: return (TlsSetValue(key, value) ? 0 : GetLastError());
! 82: }
! 83:
! 84: int
! 85: isc_thread_key_create(isc_thread_key_t *key, void (*func)(void *)) {
! 86: *key = TlsAlloc();
! 87:
! 88: return ((*key != -1) ? 0 : GetLastError());
! 89: }
! 90:
! 91: int
! 92: isc_thread_key_delete(isc_thread_key_t key) {
! 93: return (TlsFree(key) ? 0 : GetLastError());
! 94: }
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