/* $NetBSD: eventlib.h,v 1.1.1.2 2012/09/09 16:07:48 christos Exp $ */ /* * Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 1995-1999, 2001, 2003 Internet Software Consortium. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ /* eventlib.h - exported interfaces for eventlib * vix 09sep95 [initial] * * Id: eventlib.h,v 1.7 2008/11/14 02:36:51 marka Exp */ #ifndef _EVENTLIB_H #define _EVENTLIB_H #include #include #include #include #include #ifndef __P # define __EVENTLIB_P_DEFINED # ifdef __STDC__ # define __P(x) x # else # define __P(x) () # endif #endif /* In the absence of branded types... */ typedef struct { void *opaque; } evConnID; typedef struct { void *opaque; } evFileID; typedef struct { void *opaque; } evStreamID; typedef struct { void *opaque; } evTimerID; typedef struct { void *opaque; } evWaitID; typedef struct { void *opaque; } evContext; typedef struct { void *opaque; } evEvent; #define evInitID(id) ((id)->opaque = NULL) #define evTestID(id) ((id).opaque != NULL) typedef void (*evConnFunc)__P((evContext, void *, int, const void *, int, const void *, int)); typedef void (*evFileFunc)__P((evContext, void *, int, int)); typedef void (*evStreamFunc)__P((evContext, void *, int, int)); typedef void (*evTimerFunc)__P((evContext, void *, struct timespec, struct timespec)); typedef void (*evWaitFunc)__P((evContext, void *, const void *)); typedef struct { unsigned char mask[256/8]; } evByteMask; #define EV_BYTEMASK_BYTE(b) ((b) / 8) #define EV_BYTEMASK_MASK(b) (1 << ((b) % 8)) #define EV_BYTEMASK_SET(bm, b) \ ((bm).mask[EV_BYTEMASK_BYTE(b)] |= EV_BYTEMASK_MASK(b)) #define EV_BYTEMASK_CLR(bm, b) \ ((bm).mask[EV_BYTEMASK_BYTE(b)] &= ~EV_BYTEMASK_MASK(b)) #define EV_BYTEMASK_TST(bm, b) \ ((bm).mask[EV_BYTEMASK_BYTE(b)] & EV_BYTEMASK_MASK(b)) #define EV_POLL 1 #define EV_WAIT 2 #define EV_NULL 4 #define EV_READ 1 #define EV_WRITE 2 #define EV_EXCEPT 4 #define EV_WASNONBLOCKING 8 /* Internal library use. */ /* eventlib.c */ #define evCreate __evCreate #define evSetDebug __evSetDebug #define evDestroy __evDestroy #define evGetNext __evGetNext #define evDispatch __evDispatch #define evDrop __evDrop #define evMainLoop __evMainLoop #define evHighestFD __evHighestFD #define evGetOption __evGetOption #define evSetOption __evSetOption int evCreate __P((evContext *)); void evSetDebug __P((evContext, int, FILE *)); int evDestroy __P((evContext)); int evGetNext __P((evContext, evEvent *, int)); int evDispatch __P((evContext, evEvent)); void evDrop __P((evContext, evEvent)); int evMainLoop __P((evContext)); int evHighestFD __P((evContext)); int evGetOption __P((evContext *, const char *, int *)); int evSetOption __P((evContext *, const char *, int)); /* ev_connects.c */ #define evListen __evListen #define evConnect __evConnect #define evCancelConn __evCancelConn #define evHold __evHold #define evUnhold __evUnhold #define evTryAccept __evTryAccept int evListen __P((evContext, int, int, evConnFunc, void *, evConnID *)); int evConnect __P((evContext, int, const void *, int, evConnFunc, void *, evConnID *)); int evCancelConn __P((evContext, evConnID)); int evHold __P((evContext, evConnID)); int evUnhold __P((evContext, evConnID)); int evTryAccept __P((evContext, evConnID, int *)); /* ev_files.c */ #define evSelectFD __evSelectFD #define evDeselectFD __evDeselectFD int evSelectFD __P((evContext, int, int, evFileFunc, void *, evFileID *)); int evDeselectFD __P((evContext, evFileID)); /* ev_streams.c */ #define evConsIovec __evConsIovec #define evWrite __evWrite #define evRead __evRead #define evTimeRW __evTimeRW #define evUntimeRW __evUntimeRW #define evCancelRW __evCancelRW struct iovec evConsIovec __P((void *, size_t)); int evWrite __P((evContext, int, const struct iovec *, int, evStreamFunc func, void *, evStreamID *)); int evRead __P((evContext, int, const struct iovec *, int, evStreamFunc func, void *, evStreamID *)); int evTimeRW __P((evContext, evStreamID, evTimerID timer)); int evUntimeRW __P((evContext, evStreamID)); int evCancelRW __P((evContext, evStreamID)); /* ev_timers.c */ #define evConsTime __evConsTime #define evAddTime __evAddTime #define evSubTime __evSubTime #define evCmpTime __evCmpTime #define evTimeSpec __evTimeSpec #define evTimeVal __evTimeVal #define evNowTime __evNowTime #define evUTCTime __evUTCTime #define evLastEventTime __evLastEventTime #define evSetTimer __evSetTimer #define evClearTimer __evClearTimer #define evConfigTimer __evConfigTimer #define evResetTimer __evResetTimer #define evSetIdleTimer __evSetIdleTimer #define evClearIdleTimer __evClearIdleTimer #define evResetIdleTimer __evResetIdleTimer #define evTouchIdleTimer __evTouchIdleTimer struct timespec evConsTime __P((time_t sec, long nsec)); struct timespec evAddTime __P((struct timespec, struct timespec)); struct timespec evSubTime __P((struct timespec, struct timespec)); struct timespec evNowTime __P((void)); struct timespec evUTCTime __P((void)); struct timespec evLastEventTime __P((evContext)); struct timespec evTimeSpec __P((struct timeval)); struct timeval evTimeVal __P((struct timespec)); int evCmpTime __P((struct timespec, struct timespec)); int evSetTimer __P((evContext, evTimerFunc, void *, struct timespec, struct timespec, evTimerID *)); int evClearTimer __P((evContext, evTimerID)); int evConfigTimer __P((evContext, evTimerID, const char *param, int value)); int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *, struct timespec, struct timespec)); int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec, evTimerID *)); int evClearIdleTimer __P((evContext, evTimerID)); int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *, struct timespec)); int evTouchIdleTimer __P((evContext, evTimerID)); /* ev_waits.c */ #define evWaitFor __evWaitFor #define evDo __evDo #define evUnwait __evUnwait #define evDefer __evDefer int evWaitFor __P((evContext, const void *, evWaitFunc, void *, evWaitID *)); int evDo __P((evContext, const void *)); int evUnwait __P((evContext, evWaitID)); int evDefer __P((evContext, evWaitFunc, void *)); #ifdef __EVENTLIB_P_DEFINED # undef __P #endif #endif /*_EVENTLIB_H*/ /*! \file */