michael@0: /* $NetBSD: eventlib.h,v 1.1.1.3 2005/12/21 23:15:22 christos Exp $ */ michael@0: michael@0: /* michael@0: * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") michael@0: * Copyright (c) 1995-1999 by Internet Software Consortium michael@0: * michael@0: * Permission to use, copy, modify, and distribute this software for any michael@0: * purpose with or without fee is hereby granted, provided that the above michael@0: * copyright notice and this permission notice appear in all copies. michael@0: * michael@0: * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES michael@0: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF michael@0: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR michael@0: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES michael@0: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN michael@0: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT michael@0: * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. michael@0: */ michael@0: michael@0: /* eventlib.h - exported interfaces for eventlib michael@0: * vix 09sep95 [initial] michael@0: * michael@0: * Id: eventlib.h,v 1.1.2.1.4.2 2005/07/28 07:43:18 marka Exp michael@0: */ michael@0: michael@0: /* michael@0: * This version of this file is derived from Android 2.3 "Gingerbread", michael@0: * which contains uncredited changes by Android/Google developers. It has michael@0: * been modified in 2011 for use in the Android build of Mozilla Firefox by michael@0: * Mozilla contributors (including Michael Edwards , michael@0: * and Steve Workman ). michael@0: * These changes are offered under the same license as the original NetBSD michael@0: * file, whose copyright and license are unchanged above. michael@0: */ michael@0: michael@0: #ifndef _EVENTLIB_H michael@0: #define _EVENTLIB_H michael@0: michael@0: #include michael@0: #include michael@0: #include michael@0: #include michael@0: michael@0: #ifndef __P michael@0: # define __EVENTLIB_P_DEFINED michael@0: # ifdef __STDC__ michael@0: # define __P(x) x michael@0: # else michael@0: # define __P(x) () michael@0: # endif michael@0: #endif michael@0: michael@0: /* In the absence of branded types... */ michael@0: typedef struct { void *opaque; } evConnID; michael@0: typedef struct { void *opaque; } evFileID; michael@0: typedef struct { void *opaque; } evStreamID; michael@0: typedef struct { void *opaque; } evTimerID; michael@0: typedef struct { void *opaque; } evWaitID; michael@0: typedef struct { void *opaque; } evContext; michael@0: typedef struct { void *opaque; } evEvent; michael@0: michael@0: #define evInitID(id) ((id)->opaque = NULL) michael@0: #define evTestID(id) ((id).opaque != NULL) michael@0: michael@0: typedef void (*evConnFunc)__P((evContext, void *, int, const void *, int, michael@0: const void *, int)); michael@0: typedef void (*evFileFunc)__P((evContext, void *, int, int)); michael@0: typedef void (*evStreamFunc)__P((evContext, void *, int, int)); michael@0: typedef void (*evTimerFunc)__P((evContext, void *, michael@0: struct timespec, struct timespec)); michael@0: typedef void (*evWaitFunc)__P((evContext, void *, const void *)); michael@0: michael@0: typedef struct { unsigned char mask[256/8]; } evByteMask; michael@0: #define EV_BYTEMASK_BYTE(b) ((b) / 8) michael@0: #define EV_BYTEMASK_MASK(b) (1 << ((b) % 8)) michael@0: #define EV_BYTEMASK_SET(bm, b) \ michael@0: ((bm).mask[EV_BYTEMASK_BYTE(b)] |= EV_BYTEMASK_MASK(b)) michael@0: #define EV_BYTEMASK_CLR(bm, b) \ michael@0: ((bm).mask[EV_BYTEMASK_BYTE(b)] &= ~EV_BYTEMASK_MASK(b)) michael@0: #define EV_BYTEMASK_TST(bm, b) \ michael@0: ((bm).mask[EV_BYTEMASK_BYTE(b)] & EV_BYTEMASK_MASK(b)) michael@0: michael@0: #define EV_POLL 1 michael@0: #define EV_WAIT 2 michael@0: #define EV_NULL 4 michael@0: michael@0: #define EV_READ 1 michael@0: #define EV_WRITE 2 michael@0: #define EV_EXCEPT 4 michael@0: michael@0: #define EV_WASNONBLOCKING 8 /* Internal library use. */ michael@0: michael@0: /* eventlib.c */ michael@0: #define evCreate __evCreate michael@0: #define evSetDebug __evSetDebug michael@0: #define evDestroy __evDestroy michael@0: #define evGetNext __evGetNext michael@0: #define evDispatch __evDispatch michael@0: #define evDrop __evDrop michael@0: #define evMainLoop __evMainLoop michael@0: #define evHighestFD __evHighestFD michael@0: #define evGetOption __evGetOption michael@0: #define evSetOption __evSetOption michael@0: michael@0: int evCreate __P((evContext *)); michael@0: void evSetDebug __P((evContext, int, FILE *)); michael@0: int evDestroy __P((evContext)); michael@0: int evGetNext __P((evContext, evEvent *, int)); michael@0: int evDispatch __P((evContext, evEvent)); michael@0: void evDrop __P((evContext, evEvent)); michael@0: int evMainLoop __P((evContext)); michael@0: int evHighestFD __P((evContext)); michael@0: int evGetOption __P((evContext *, const char *, int *)); michael@0: int evSetOption __P((evContext *, const char *, int)); michael@0: michael@0: /* ev_connects.c */ michael@0: #define evListen __evListen michael@0: #define evConnect __evConnect michael@0: #define evCancelConn __evCancelConn michael@0: #define evHold __evHold michael@0: #define evUnhold __evUnhold michael@0: #define evTryAccept __evTryAccept michael@0: michael@0: int evListen __P((evContext, int, int, evConnFunc, void *, evConnID *)); michael@0: int evConnect __P((evContext, int, const void *, int, michael@0: evConnFunc, void *, evConnID *)); michael@0: int evCancelConn __P((evContext, evConnID)); michael@0: int evHold __P((evContext, evConnID)); michael@0: int evUnhold __P((evContext, evConnID)); michael@0: int evTryAccept __P((evContext, evConnID, int *)); michael@0: michael@0: /* ev_files.c */ michael@0: #define evSelectFD __evSelectFD michael@0: #define evDeselectFD __evDeselectFD michael@0: michael@0: int evSelectFD __P((evContext, int, int, evFileFunc, void *, evFileID *)); michael@0: int evDeselectFD __P((evContext, evFileID)); michael@0: michael@0: /* ev_streams.c */ michael@0: #define evConsIovec __evConsIovec michael@0: #define evWrite __evWrite michael@0: #define evRead __evRead michael@0: #define evTimeRW __evTimeRW michael@0: #define evUntimeRW __evUntimeRW michael@0: #define evCancelRW __evCancelRW michael@0: michael@0: struct iovec evConsIovec __P((void *, size_t)); michael@0: int evWrite __P((evContext, int, const struct iovec *, int, michael@0: evStreamFunc func, void *, evStreamID *)); michael@0: int evRead __P((evContext, int, const struct iovec *, int, michael@0: evStreamFunc func, void *, evStreamID *)); michael@0: int evTimeRW __P((evContext, evStreamID, evTimerID timer)); michael@0: int evUntimeRW __P((evContext, evStreamID)); michael@0: int evCancelRW __P((evContext, evStreamID)); michael@0: michael@0: /* ev_timers.c */ michael@0: #define evConsTime __evConsTime michael@0: #define evAddTime __evAddTime michael@0: #define evSubTime __evSubTime michael@0: #define evCmpTime __evCmpTime michael@0: #define evTimeSpec __evTimeSpec michael@0: #define evTimeVal __evTimeVal michael@0: michael@0: #define evNowTime __evNowTime michael@0: #define evUTCTime __evUTCTime michael@0: #define evLastEventTime __evLastEventTime michael@0: #define evSetTimer __evSetTimer michael@0: #define evClearTimer __evClearTimer michael@0: #define evConfigTimer __evConfigTimer michael@0: #define evResetTimer __evResetTimer michael@0: #define evSetIdleTimer __evSetIdleTimer michael@0: #define evClearIdleTimer __evClearIdleTimer michael@0: #define evResetIdleTimer __evResetIdleTimer michael@0: #define evTouchIdleTimer __evTouchIdleTimer michael@0: michael@0: struct timespec evConsTime __P((time_t sec, long nsec)); michael@0: struct timespec evAddTime __P((struct timespec, struct timespec)); michael@0: struct timespec evSubTime __P((struct timespec, struct timespec)); michael@0: struct timespec evNowTime __P((void)); michael@0: struct timespec evUTCTime __P((void)); michael@0: struct timespec evLastEventTime __P((evContext)); michael@0: struct timespec evTimeSpec __P((struct timeval)); michael@0: struct timeval evTimeVal __P((struct timespec)); michael@0: int evCmpTime __P((struct timespec, struct timespec)); michael@0: int evSetTimer __P((evContext, evTimerFunc, void *, struct timespec, michael@0: struct timespec, evTimerID *)); michael@0: int evClearTimer __P((evContext, evTimerID)); michael@0: int evConfigTimer __P((evContext, evTimerID, const char *param, michael@0: int value)); michael@0: int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *, michael@0: struct timespec, struct timespec)); michael@0: int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec, michael@0: evTimerID *)); michael@0: int evClearIdleTimer __P((evContext, evTimerID)); michael@0: int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *, michael@0: struct timespec)); michael@0: int evTouchIdleTimer __P((evContext, evTimerID)); michael@0: michael@0: /* ev_waits.c */ michael@0: #define evWaitFor __evWaitFor michael@0: #define evDo __evDo michael@0: #define evUnwait __evUnwait michael@0: #define evDefer __evDefer michael@0: michael@0: int evWaitFor __P((evContext, const void *, evWaitFunc, void *, evWaitID *)); michael@0: int evDo __P((evContext, const void *)); michael@0: int evUnwait __P((evContext, evWaitID)); michael@0: int evDefer __P((evContext, evWaitFunc, void *)); michael@0: michael@0: #ifdef __EVENTLIB_P_DEFINED michael@0: # undef __P michael@0: #endif michael@0: michael@0: #endif /*_EVENTLIB_H*/