1/* 2 * Copyright (C) 2004, 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: condition.h,v 1.17 2007/06/18 23:47:49 tbox Exp $ */ 19 20#ifndef ISC_CONDITION_H 21#define ISC_CONDITION_H 1 22 23#include <windows.h> 24 25#include <isc/lang.h> 26#include <isc/mutex.h> 27#include <isc/thread.h> 28#include <isc/types.h> 29 30typedef struct isc_condition_thread isc_condition_thread_t; 31 32struct isc_condition_thread { 33 unsigned long th; 34 HANDLE handle[2]; 35 ISC_LINK(isc_condition_thread_t) link; 36 37}; 38 39typedef struct isc_condition { 40 HANDLE events[2]; 41 unsigned int waiters; 42 ISC_LIST(isc_condition_thread_t) threadlist; 43} isc_condition_t; 44 45ISC_LANG_BEGINDECLS 46 47isc_result_t 48isc_condition_init(isc_condition_t *); 49 50isc_result_t 51isc_condition_wait(isc_condition_t *, isc_mutex_t *); 52 53isc_result_t 54isc_condition_signal(isc_condition_t *); 55 56isc_result_t 57isc_condition_broadcast(isc_condition_t *); 58 59isc_result_t 60isc_condition_destroy(isc_condition_t *); 61 62isc_result_t 63isc_condition_waituntil(isc_condition_t *, isc_mutex_t *, isc_time_t *); 64 65ISC_LANG_ENDDECLS 66 67#endif /* ISC_CONDITION_H */ 68