1 /* $NetBSD: condition.h,v 1.4 2014/12/10 04:38:01 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 32 typedef struct isc_condition_thread isc_condition_thread_t; 33 34 struct isc_condition_thread { 35 unsigned long th; 36 HANDLE handle[2]; 37 ISC_LINK(isc_condition_thread_t) link; 38 39 }; 40 41 typedef struct isc_condition { 42 HANDLE events[2]; 43 unsigned int waiters; 44 ISC_LIST(isc_condition_thread_t) threadlist; 45 } isc_condition_t; 46 47 ISC_LANG_BEGINDECLS 48 49 isc_result_t 50 isc_condition_init(isc_condition_t *); 51 52 isc_result_t 53 isc_condition_wait(isc_condition_t *, isc_mutex_t *); 54 55 isc_result_t 56 isc_condition_signal(isc_condition_t *); 57 58 isc_result_t 59 isc_condition_broadcast(isc_condition_t *); 60 61 isc_result_t 62 isc_condition_destroy(isc_condition_t *); 63 64 isc_result_t 65 isc_condition_waituntil(isc_condition_t *, isc_mutex_t *, isc_time_t *); 66 67 ISC_LANG_ENDDECLS 68 69 #endif /* ISC_CONDITION_H */ 70