1/* $NetBSD: condition.h,v 1.6 2020/05/25 20:47:23 christos Exp $ */ 2 3/* 4 * Copyright (C) 2004, 2007 Internet Systems Consortium, Inc. ("ISC") 5 * Copyright (C) 1998-2001 Internet Software Consortium. 6 * 7 * Permission to use, copy, modify, and/or distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 12 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 13 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 14 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 15 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 16 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20/* Id: condition.h,v 1.17 2007/06/18 23:47:49 tbox Exp */ 21 22#ifndef ISC_CONDITION_H 23#define ISC_CONDITION_H 1 24 25#include <windows.h> 26 27#include <isc/lang.h> 28#include <isc/mutex.h> 29#include <isc/thread.h> 30#include <isc/types.h> 31 32typedef struct isc_condition_thread isc_condition_thread_t; 33 34struct isc_condition_thread { 35 unsigned long th; 36 HANDLE handle[2]; 37 ISC_LINK(isc_condition_thread_t) link; 38 39}; 40 41typedef struct isc_condition { 42 HANDLE events[2]; 43 unsigned int waiters; 44 ISC_LIST(isc_condition_thread_t) threadlist; 45} isc_condition_t; 46 47ISC_LANG_BEGINDECLS 48 49isc_result_t 50isc_condition_init(isc_condition_t *); 51 52isc_result_t 53isc_condition_wait(isc_condition_t *, isc_mutex_t *); 54 55isc_result_t 56isc_condition_signal(isc_condition_t *); 57 58isc_result_t 59isc_condition_broadcast(isc_condition_t *); 60 61isc_result_t 62isc_condition_destroy(isc_condition_t *); 63 64isc_result_t 65isc_condition_waituntil(isc_condition_t *, isc_mutex_t *, isc_time_t *); 66 67ISC_LANG_ENDDECLS 68 69#endif /* ISC_CONDITION_H */ 70