194 lines
6.6 KiB
C
194 lines
6.6 KiB
C
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/* $NetBSD: eventlib.h,v 1.1.1.1 1998/10/05 18:01:59 tron Exp $ */
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/*
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* Copyright (c) 1995, 1996, 1997, 1998 by Internet Software Consortium
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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/* eventlib.h - exported interfaces for eventlib
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* vix 09sep95 [initial]
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*
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* Id: eventlib.h,v 1.19 1998/02/06 01:55:51 halley Exp
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*/
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#ifndef _EVENTLIB_H
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#define _EVENTLIB_H
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#include <sys/types.h>
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#include <sys/uio.h>
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#include <sys/time.h>
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#include <stdio.h>
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#ifndef __P
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# define __EVENTLIB_P_DEFINED
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# ifdef __STDC__
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# define __P(x) x
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# else
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# define __P(x) ()
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# endif
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#endif
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/* In the absence of branded types... */
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typedef struct { void *opaque; } evConnID;
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typedef struct { void *opaque; } evFileID;
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typedef struct { void *opaque; } evStreamID;
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typedef struct { void *opaque; } evTimerID;
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typedef struct { void *opaque; } evWaitID;
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typedef struct { void *opaque; } evContext;
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typedef struct { void *opaque; } evEvent;
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typedef void (*evConnFunc)__P((evContext ctx, void *uap, int fd,
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const void *la, int lalen,
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const void *ra, int ralen));
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typedef void (*evFileFunc)__P((evContext ctx, void *uap, int fd, int evmask));
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typedef void (*evStreamFunc)__P((evContext ctx, void *uap, int fd, int bytes));
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typedef void (*evTimerFunc)__P((evContext ctx, void *uap,
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struct timespec due, struct timespec inter));
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typedef void (*evWaitFunc)__P((evContext ctx, void *uap, const void *tag));
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typedef struct { unsigned char mask[256/8]; } evByteMask;
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#define EV_BYTEMASK_BYTE(b) ((b) / 8)
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#define EV_BYTEMASK_MASK(b) (1 << ((b) % 8))
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#define EV_BYTEMASK_SET(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] |= EV_BYTEMASK_MASK(b))
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#define EV_BYTEMASK_CLR(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] &= ~EV_BYTEMASK_MASK(b))
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#define EV_BYTEMASK_TST(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] & EV_BYTEMASK_MASK(b))
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#define EV_POLL 1
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#define EV_WAIT 2
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#define EV_NULL 4
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#define EV_READ 1
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#define EV_WRITE 2
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#define EV_EXCEPT 4
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/* eventlib.c */
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#define evCreate __evCreate
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#define evSetDebug __evSetDebug
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#define evDestroy __evDestroy
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#define evGetNext __evGetNext
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#define evDispatch __evDispatch
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#define evDrop __evDrop
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#define evMainLoop __evMainLoop
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int evCreate __P((evContext *ctx));
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void evSetDebug __P((evContext ctx, int lev, FILE *out));
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int evDestroy __P((evContext ctx));
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int evGetNext __P((evContext ctx, evEvent *ev, int options));
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int evDispatch __P((evContext ctx, evEvent ev));
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void evDrop __P((evContext ctx, evEvent ev));
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int evMainLoop __P((evContext ctx));
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/* ev_connects.c */
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#define evListen __evListen
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#define evConnect __evConnect
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#define evCancelConn __evCancelConn
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#define evHold __evHold
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#define evUnhold __evUnhold
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#define evTryAccept __evTryAccept
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int evListen __P((evContext ctx, int fd, int maxconn,
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evConnFunc func, void *uap, evConnID *id));
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int evConnect __P((evContext ctx, int fd, void *ra, int ralen,
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evConnFunc func, void *uap, evConnID *id));
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int evCancelConn __P((evContext ctx, evConnID id));
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int evHold __P((evContext, evConnID));
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int evUnhold __P((evContext, evConnID));
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int evTryAccept __P((evContext, evConnID, int *));
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/* ev_files.c */
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#define evSelectFD __evSelectFD
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#define evDeselectFD __evDeselectFD
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int evSelectFD __P((evContext ctx, int fd, int eventmask,
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evFileFunc func, void *uap, evFileID *id));
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int evDeselectFD __P((evContext ctx, evFileID id));
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/* ev_streams.c */
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#define evConsIovec __evConsIovec
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#define evWrite __evWrite
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#define evRead __evRead
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#define evTimeRW __evTimeRW
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#define evUntimeRW __evUntimeRW
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#define evCancelRW __evCancelRW
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struct iovec evConsIovec __P((void *buf, size_t cnt));
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int evWrite __P((evContext ctx, int fd, const struct iovec *iov, int cnt,
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evStreamFunc func, void *uap, evStreamID *id));
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int evRead __P((evContext ctx, int fd, const struct iovec *iov, int cnt,
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evStreamFunc func, void *uap, evStreamID *id));
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int evTimeRW __P((evContext ctx, evStreamID id, evTimerID timer));
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int evUntimeRW __P((evContext ctx, evStreamID id));
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int evCancelRW __P((evContext ctx, evStreamID id));
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/* ev_timers.c */
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#define evConsTime __evConsTime
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#define evAddTime __evAddTime
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#define evSubTime __evSubTime
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#define evCmpTime __evCmpTime
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#define evTimeSpec __evTimeSpec
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#define evTimeVal __evTimeVal
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#define evNowTime __evNowTime
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#define evLastEventTime __evLastEventTime
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#define evSetTimer __evSetTimer
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#define evClearTimer __evClearTimer
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#define evResetTimer __evResetTimer
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#define evSetIdleTimer __evSetIdleTimer
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#define evClearIdleTimer __evClearIdleTimer
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#define evResetIdleTimer __evResetIdleTimer
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#define evTouchIdleTimer __evTouchIdleTimer
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struct timespec evConsTime __P((time_t sec, long nsec));
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struct timespec evAddTime __P((struct timespec add1, struct timespec add2));
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struct timespec evSubTime __P((struct timespec minu, struct timespec subtra));
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struct timespec evNowTime __P((void));
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struct timespec evLastEventTime __P((evContext));
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struct timespec evTimeSpec __P((struct timeval));
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struct timeval evTimeVal __P((struct timespec));
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int evCmpTime __P((struct timespec a, struct timespec b));
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int evSetTimer __P((evContext ctx, evTimerFunc func, void *uap,
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struct timespec due, struct timespec inter,
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evTimerID *id));
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int evClearTimer __P((evContext ctx, evTimerID id));
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int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *,
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struct timespec, struct timespec));
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int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec,
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evTimerID *));
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int evClearIdleTimer __P((evContext, evTimerID));
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int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *,
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struct timespec));
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int evTouchIdleTimer __P((evContext, evTimerID));
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/* ev_waits.c */
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#define evWaitFor __evWaitFor
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#define evDo __evDo
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#define evUnwait __evUnwait
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#define evDefer __evDefer
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int evWaitFor __P((evContext ctx, const void *tag, evWaitFunc func, void *uap,
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evWaitID *id));
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int evDo __P((evContext ctx, const void *tag));
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int evUnwait __P((evContext ctx, evWaitID id));
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int evDefer __P((evContext, evWaitFunc, void *));
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#ifdef __EVENTLIB_P_DEFINED
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# undef __P
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#endif
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#endif /*_EVENTLIB_H*/
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