2 * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (c) 1995-1999 by Internet Software Consortium
5 * Permission to use, copy, modify, and 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.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
15 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 /* eventlib.h - exported interfaces for eventlib
19 * vix 09sep95 [initial]
21 * $Id: eventlib.h,v 1.3.18.3 2008/01/23 02:12:01 marka Exp $
27 #include <sys/types.h>
32 #include <isc/platform.h>
35 # define __EVENTLIB_P_DEFINED
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;
52 #define evInitID(id) ((id)->opaque = NULL)
53 #define evTestID(id) ((id).opaque != NULL)
55 typedef void (*evConnFunc)__P((evContext, void *, int, 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 *));
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))
81 #define EV_WASNONBLOCKING 8 /* Internal library use. */
84 #define evCreate __evCreate
85 #define evSetDebug __evSetDebug
86 #define evDestroy __evDestroy
87 #define evGetNext __evGetNext
88 #define evDispatch __evDispatch
89 #define evDrop __evDrop
90 #define evMainLoop __evMainLoop
91 #define evHighestFD __evHighestFD
92 #define evGetOption __evGetOption
93 #define evSetOption __evSetOption
95 int evCreate __P((evContext *));
96 void evSetDebug __P((evContext, int, FILE *));
97 int evDestroy __P((evContext));
98 int evGetNext __P((evContext, evEvent *, int));
99 int evDispatch __P((evContext, evEvent));
100 void evDrop __P((evContext, evEvent));
101 int evMainLoop __P((evContext));
102 int evHighestFD __P((evContext));
103 int evGetOption __P((evContext *, const char *, int *));
104 int evSetOption __P((evContext *, const char *, int));
107 #define evListen __evListen
108 #define evConnect __evConnect
109 #define evCancelConn __evCancelConn
110 #define evHold __evHold
111 #define evUnhold __evUnhold
112 #define evTryAccept __evTryAccept
114 int evListen __P((evContext, int, int, evConnFunc, void *, evConnID *));
115 int evConnect __P((evContext, int, const void *, int,
116 evConnFunc, void *, evConnID *));
117 int evCancelConn __P((evContext, evConnID));
118 int evHold __P((evContext, evConnID));
119 int evUnhold __P((evContext, evConnID));
120 int evTryAccept __P((evContext, evConnID, int *));
123 #define evSelectFD __evSelectFD
124 #define evDeselectFD __evDeselectFD
126 int evSelectFD __P((evContext, int, int, evFileFunc, void *, evFileID *));
127 int evDeselectFD __P((evContext, evFileID));
130 #define evConsIovec __evConsIovec
131 #define evWrite __evWrite
132 #define evRead __evRead
133 #define evTimeRW __evTimeRW
134 #define evUntimeRW __evUntimeRW
135 #define evCancelRW __evCancelRW
137 struct iovec evConsIovec __P((void *, size_t));
138 int evWrite __P((evContext, int, const struct iovec *, int,
139 evStreamFunc func, void *, evStreamID *));
140 int evRead __P((evContext, int, const struct iovec *, int,
141 evStreamFunc func, void *, evStreamID *));
142 int evTimeRW __P((evContext, evStreamID, evTimerID timer));
143 int evUntimeRW __P((evContext, evStreamID));
144 int evCancelRW __P((evContext, evStreamID));
147 #define evConsTime __evConsTime
148 #define evAddTime __evAddTime
149 #define evSubTime __evSubTime
150 #define evCmpTime __evCmpTime
151 #define evTimeSpec __evTimeSpec
152 #define evTimeVal __evTimeVal
154 #define evNowTime __evNowTime
155 #define evUTCTime __evUTCTime
156 #define evLastEventTime __evLastEventTime
157 #define evSetTimer __evSetTimer
158 #define evClearTimer __evClearTimer
159 #define evConfigTimer __evConfigTimer
160 #define evResetTimer __evResetTimer
161 #define evSetIdleTimer __evSetIdleTimer
162 #define evClearIdleTimer __evClearIdleTimer
163 #define evResetIdleTimer __evResetIdleTimer
164 #define evTouchIdleTimer __evTouchIdleTimer
166 struct timespec evConsTime __P((time_t sec, long nsec));
167 struct timespec evAddTime __P((struct timespec, struct timespec));
168 struct timespec evSubTime __P((struct timespec, struct timespec));
169 struct timespec evNowTime __P((void));
170 struct timespec evUTCTime __P((void));
171 struct timespec evLastEventTime __P((evContext));
172 struct timespec evTimeSpec __P((struct timeval));
173 struct timeval evTimeVal __P((struct timespec));
174 int evCmpTime __P((struct timespec, struct timespec));
175 int evSetTimer __P((evContext, evTimerFunc, void *, struct timespec,
176 struct timespec, evTimerID *));
177 int evClearTimer __P((evContext, evTimerID));
178 int evConfigTimer __P((evContext, evTimerID, const char *param,
180 int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *,
181 struct timespec, struct timespec));
182 int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec,
184 int evClearIdleTimer __P((evContext, evTimerID));
185 int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *,
187 int evTouchIdleTimer __P((evContext, evTimerID));
190 #define evWaitFor __evWaitFor
192 #define evUnwait __evUnwait
193 #define evDefer __evDefer
195 int evWaitFor __P((evContext, const void *, evWaitFunc, void *, evWaitID *));
196 int evDo __P((evContext, const void *));
197 int evUnwait __P((evContext, evWaitID));
198 int evDefer __P((evContext, evWaitFunc, void *));
200 #ifdef __EVENTLIB_P_DEFINED
204 #endif /*_EVENTLIB_H*/