eventlib.h revision 1.1
1 /* $NetBSD: eventlib.h,v 1.1 2004/05/20 19:49:41 christos Exp $ */ 2 3 /* 4 * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") 5 * Copyright (c) 1995-1999 by Internet Software Consortium 6 * 7 * Permission to use, copy, modify, and 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 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT 17 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 /* eventlib.h - exported interfaces for eventlib 21 * vix 09sep95 [initial] 22 * 23 * Id: eventlib.h,v 1.1.2.1.4.1 2004/03/09 08:33:31 marka Exp 24 */ 25 26 #ifndef _EVENTLIB_H 27 #define _EVENTLIB_H 28 29 #include <sys/types.h> 30 #include <sys/uio.h> 31 #include <sys/time.h> 32 #include <stdio.h> 33 34 #ifndef __P 35 # define __EVENTLIB_P_DEFINED 36 # ifdef __STDC__ 37 # define __P(x) x 38 # else 39 # define __P(x) () 40 # endif 41 #endif 42 43 /* In the absence of branded types... */ 44 typedef struct { void *opaque; } evConnID; 45 typedef struct { void *opaque; } evFileID; 46 typedef struct { void *opaque; } evStreamID; 47 typedef struct { void *opaque; } evTimerID; 48 typedef struct { void *opaque; } evWaitID; 49 typedef struct { void *opaque; } evContext; 50 typedef struct { void *opaque; } evEvent; 51 52 #define evInitID(id) ((id)->opaque = NULL) 53 #define evTestID(id) ((id).opaque != NULL) 54 55 typedef void (*evConnFunc)__P((evContext, void *, int, const void *, int, 56 const void *, int)); 57 typedef void (*evFileFunc)__P((evContext, void *, int, int)); 58 typedef void (*evStreamFunc)__P((evContext, void *, int, int)); 59 typedef void (*evTimerFunc)__P((evContext, void *, 60 struct timespec, struct timespec)); 61 typedef void (*evWaitFunc)__P((evContext, void *, const void *)); 62 63 typedef struct { unsigned char mask[256/8]; } evByteMask; 64 #define EV_BYTEMASK_BYTE(b) ((b) / 8) 65 #define EV_BYTEMASK_MASK(b) (1 << ((b) % 8)) 66 #define EV_BYTEMASK_SET(bm, b) \ 67 ((bm).mask[EV_BYTEMASK_BYTE(b)] |= EV_BYTEMASK_MASK(b)) 68 #define EV_BYTEMASK_CLR(bm, b) \ 69 ((bm).mask[EV_BYTEMASK_BYTE(b)] &= ~EV_BYTEMASK_MASK(b)) 70 #define EV_BYTEMASK_TST(bm, b) \ 71 ((bm).mask[EV_BYTEMASK_BYTE(b)] & EV_BYTEMASK_MASK(b)) 72 73 #define EV_POLL 1 74 #define EV_WAIT 2 75 #define EV_NULL 4 76 77 #define EV_READ 1 78 #define EV_WRITE 2 79 #define EV_EXCEPT 4 80 81 /* eventlib.c */ 82 #define evCreate __evCreate 83 #define evSetDebug __evSetDebug 84 #define evDestroy __evDestroy 85 #define evGetNext __evGetNext 86 #define evDispatch __evDispatch 87 #define evDrop __evDrop 88 #define evMainLoop __evMainLoop 89 #define evHighestFD __evHighestFD 90 #define evGetOption __evGetOption 91 #define evSetOption __evSetOption 92 93 int evCreate __P((evContext *)); 94 void evSetDebug __P((evContext, int, FILE *)); 95 int evDestroy __P((evContext)); 96 int evGetNext __P((evContext, evEvent *, int)); 97 int evDispatch __P((evContext, evEvent)); 98 void evDrop __P((evContext, evEvent)); 99 int evMainLoop __P((evContext)); 100 int evHighestFD __P((evContext)); 101 int evGetOption __P((evContext *, const char *, int *)); 102 int evSetOption __P((evContext *, const char *, int)); 103 104 /* ev_connects.c */ 105 #define evListen __evListen 106 #define evConnect __evConnect 107 #define evCancelConn __evCancelConn 108 #define evHold __evHold 109 #define evUnhold __evUnhold 110 #define evTryAccept __evTryAccept 111 112 int evListen __P((evContext, int, int, evConnFunc, void *, evConnID *)); 113 int evConnect __P((evContext, int, const void *, int, 114 evConnFunc, void *, evConnID *)); 115 int evCancelConn __P((evContext, evConnID)); 116 int evHold __P((evContext, evConnID)); 117 int evUnhold __P((evContext, evConnID)); 118 int evTryAccept __P((evContext, evConnID, int *)); 119 120 /* ev_files.c */ 121 #define evSelectFD __evSelectFD 122 #define evDeselectFD __evDeselectFD 123 124 int evSelectFD __P((evContext, int, int, evFileFunc, void *, evFileID *)); 125 int evDeselectFD __P((evContext, evFileID)); 126 127 /* ev_streams.c */ 128 #define evConsIovec __evConsIovec 129 #define evWrite __evWrite 130 #define evRead __evRead 131 #define evTimeRW __evTimeRW 132 #define evUntimeRW __evUntimeRW 133 #define evCancelRW __evCancelRW 134 135 struct iovec evConsIovec __P((void *, size_t)); 136 int evWrite __P((evContext, int, const struct iovec *, int, 137 evStreamFunc func, void *, evStreamID *)); 138 int evRead __P((evContext, int, const struct iovec *, int, 139 evStreamFunc func, void *, evStreamID *)); 140 int evTimeRW __P((evContext, evStreamID, evTimerID timer)); 141 int evUntimeRW __P((evContext, evStreamID)); 142 int evCancelRW __P((evContext, evStreamID)); 143 144 /* ev_timers.c */ 145 #define evConsTime __evConsTime 146 #define evAddTime __evAddTime 147 #define evSubTime __evSubTime 148 #define evCmpTime __evCmpTime 149 #define evTimeSpec __evTimeSpec 150 #define evTimeVal __evTimeVal 151 152 #define evNowTime __evNowTime 153 #define evUTCTime __evUTCTime 154 #define evLastEventTime __evLastEventTime 155 #define evSetTimer __evSetTimer 156 #define evClearTimer __evClearTimer 157 #define evConfigTimer __evConfigTimer 158 #define evResetTimer __evResetTimer 159 #define evSetIdleTimer __evSetIdleTimer 160 #define evClearIdleTimer __evClearIdleTimer 161 #define evResetIdleTimer __evResetIdleTimer 162 #define evTouchIdleTimer __evTouchIdleTimer 163 164 struct timespec evConsTime __P((time_t sec, long nsec)); 165 struct timespec evAddTime __P((struct timespec, struct timespec)); 166 struct timespec evSubTime __P((struct timespec, struct timespec)); 167 struct timespec evNowTime __P((void)); 168 struct timespec evUTCTime __P((void)); 169 struct timespec evLastEventTime __P((evContext)); 170 struct timespec evTimeSpec __P((struct timeval)); 171 struct timeval evTimeVal __P((struct timespec)); 172 int evCmpTime __P((struct timespec, struct timespec)); 173 int evSetTimer __P((evContext, evTimerFunc, void *, struct timespec, 174 struct timespec, evTimerID *)); 175 int evClearTimer __P((evContext, evTimerID)); 176 int evConfigTimer __P((evContext, evTimerID, const char *param, 177 int value)); 178 int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *, 179 struct timespec, struct timespec)); 180 int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec, 181 evTimerID *)); 182 int evClearIdleTimer __P((evContext, evTimerID)); 183 int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *, 184 struct timespec)); 185 int evTouchIdleTimer __P((evContext, evTimerID)); 186 187 /* ev_waits.c */ 188 #define evWaitFor __evWaitFor 189 #define evDo __evDo 190 #define evUnwait __evUnwait 191 #define evDefer __evDefer 192 193 int evWaitFor __P((evContext, const void *, evWaitFunc, void *, evWaitID *)); 194 int evDo __P((evContext, const void *)); 195 int evUnwait __P((evContext, evWaitID)); 196 int evDefer __P((evContext, evWaitFunc, void *)); 197 198 #ifdef __EVENTLIB_P_DEFINED 199 # undef __P 200 #endif 201 202 #endif /*_EVENTLIB_H*/ 203
Indexes created Mon Sep 22 10:09:38 GMT 2025