diff options
Diffstat (limited to 'contrib/bind9/lib/bind/isc/eventlib_p.h')
| -rw-r--r-- | contrib/bind9/lib/bind/isc/eventlib_p.h | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/contrib/bind9/lib/bind/isc/eventlib_p.h b/contrib/bind9/lib/bind/isc/eventlib_p.h deleted file mode 100644 index 5896553..0000000 --- a/contrib/bind9/lib/bind/isc/eventlib_p.h +++ /dev/null @@ -1,281 +0,0 @@ -/* - * Copyright (c) 2005 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1995-1999 by Internet Software Consortium - * - * Permission to use, copy, modify, and 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. - */ - -/*! \file - * \brief private interfaces for eventlib - * \author vix 09sep95 [initial] - * - * $Id: eventlib_p.h,v 1.5.18.4 2006/03/10 00:20:08 marka Exp $ - */ - -#ifndef _EVENTLIB_P_H -#define _EVENTLIB_P_H - -#include <sys/param.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <sys/un.h> - -#define EVENTLIB_DEBUG 1 - -#include <errno.h> -#include <fcntl.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include <isc/heap.h> -#include <isc/list.h> -#include <isc/memcluster.h> - -#define EV_MASK_ALL (EV_READ | EV_WRITE | EV_EXCEPT) -#define EV_ERR(e) return (errno = (e), -1) -#define OK(x) if ((x) < 0) EV_ERR(errno); else (void)NULL -#define OKFREE(x, y) if ((x) < 0) { FREE((y)); EV_ERR(errno); } \ - else (void)NULL - -#define NEW(p) if (((p) = memget(sizeof *(p))) != NULL) \ - FILL(p); \ - else \ - (void)NULL; -#define OKNEW(p) if (!((p) = memget(sizeof *(p)))) { \ - errno = ENOMEM; \ - return (-1); \ - } else \ - FILL(p) -#define FREE(p) memput((p), sizeof *(p)) - -#if EVENTLIB_DEBUG -#define FILL(p) memset((p), 0xF5, sizeof *(p)) -#else -#define FILL(p) -#endif - -#ifdef USE_POLL -#ifdef HAVE_STROPTS_H -#include <stropts.h> -#endif -#include <poll.h> -#endif /* USE_POLL */ - -typedef struct evConn { - evConnFunc func; - void * uap; - int fd; - int flags; -#define EV_CONN_LISTEN 0x0001 /*%< Connection is a listener. */ -#define EV_CONN_SELECTED 0x0002 /*%< evSelectFD(conn->file). */ -#define EV_CONN_BLOCK 0x0004 /*%< Listener fd was blocking. */ - evFileID file; - struct evConn * prev; - struct evConn * next; -} evConn; - -typedef struct evAccept { - int fd; - union { - struct sockaddr sa; - struct sockaddr_in in; -#ifndef NO_SOCKADDR_UN - struct sockaddr_un un; -#endif - } la; - ISC_SOCKLEN_T lalen; - union { - struct sockaddr sa; - struct sockaddr_in in; -#ifndef NO_SOCKADDR_UN - struct sockaddr_un un; -#endif - } ra; - ISC_SOCKLEN_T ralen; - int ioErrno; - evConn * conn; - LINK(struct evAccept) link; -} evAccept; - -typedef struct evFile { - evFileFunc func; - void * uap; - int fd; - int eventmask; - int preemptive; - struct evFile * prev; - struct evFile * next; - struct evFile * fdprev; - struct evFile * fdnext; -} evFile; - -typedef struct evStream { - evStreamFunc func; - void * uap; - evFileID file; - evTimerID timer; - int flags; -#define EV_STR_TIMEROK 0x0001 /*%< IFF timer valid. */ - int fd; - struct iovec * iovOrig; - int iovOrigCount; - struct iovec * iovCur; - int iovCurCount; - int ioTotal; - int ioDone; - int ioErrno; - struct evStream *prevDone, *nextDone; - struct evStream *prev, *next; -} evStream; - -typedef struct evTimer { - evTimerFunc func; - void * uap; - struct timespec due, inter; - int index; - int mode; -#define EV_TMR_RATE 1 -} evTimer; - -typedef struct evWait { - evWaitFunc func; - void * uap; - const void * tag; - struct evWait * next; -} evWait; - -typedef struct evWaitList { - evWait * first; - evWait * last; - struct evWaitList * prev; - struct evWaitList * next; -} evWaitList; - -typedef struct evEvent_p { - enum { Accept, File, Stream, Timer, Wait, Free, Null } type; - union { - struct { evAccept *this; } accept; - struct { evFile *this; int eventmask; } file; - struct { evStream *this; } stream; - struct { evTimer *this; } timer; - struct { evWait *this; } wait; - struct { struct evEvent_p *next; } free; - struct { const void *placeholder; } null; - } u; -} evEvent_p; - -#ifdef USE_POLL -typedef struct { - void *ctx; /* pointer to the evContext_p */ - uint32_t type; /* READ, WRITE, EXCEPT, nonblk */ - uint32_t result; /* 1 => revents, 0 => events */ -} __evEmulMask; - -#define emulMaskInit(ctx, field, ev, lastnext) \ - ctx->field.ctx = ctx; \ - ctx->field.type = ev; \ - ctx->field.result = lastnext; - -extern short *__fd_eventfield(int fd, __evEmulMask *maskp); -extern short __poll_event(__evEmulMask *maskp); -extern void __fd_clr(int fd, __evEmulMask *maskp); -extern void __fd_set(int fd, __evEmulMask *maskp); - -#undef FD_ZERO -#define FD_ZERO(maskp) - -#undef FD_SET -#define FD_SET(fd, maskp) \ - __fd_set(fd, maskp) - -#undef FD_CLR -#define FD_CLR(fd, maskp) \ - __fd_clr(fd, maskp) - -#undef FD_ISSET -#define FD_ISSET(fd, maskp) \ - ((*__fd_eventfield(fd, maskp) & __poll_event(maskp)) != 0) - -#endif /* USE_POLL */ - -typedef struct { - /* Global. */ - const evEvent_p *cur; - /* Debugging. */ - int debug; - FILE *output; - /* Connections. */ - evConn *conns; - LIST(evAccept) accepts; - /* Files. */ - evFile *files, *fdNext; -#ifndef USE_POLL - fd_set rdLast, rdNext; - fd_set wrLast, wrNext; - fd_set exLast, exNext; - fd_set nonblockBefore; - int fdMax, fdCount, highestFD; - evFile *fdTable[FD_SETSIZE]; -#else - struct pollfd *pollfds; /* Allocated as needed */ - evFile **fdTable; /* Ditto */ - int maxnfds; /* # elements in above */ - int firstfd; /* First active fd */ - int fdMax; /* Last active fd */ - int fdCount; /* # fd:s with I/O */ - int highestFD; /* max fd allowed by OS */ - __evEmulMask rdLast, rdNext; - __evEmulMask wrLast, wrNext; - __evEmulMask exLast, exNext; - __evEmulMask nonblockBefore; -#endif /* USE_POLL */ -#ifdef EVENTLIB_TIME_CHECKS - struct timespec lastSelectTime; - int lastFdCount; -#endif - /* Streams. */ - evStream *streams; - evStream *strDone, *strLast; - /* Timers. */ - struct timespec lastEventTime; - heap_context timers; - /* Waits. */ - evWaitList *waitLists; - evWaitList waitDone; -} evContext_p; - -/* eventlib.c */ -#define evPrintf __evPrintf -void evPrintf(const evContext_p *ctx, int level, const char *fmt, ...) - ISC_FORMAT_PRINTF(3, 4); - -#ifdef USE_POLL -extern int evPollfdRealloc(evContext_p *ctx, int pollfd_chunk_size, int fd); -#endif /* USE_POLL */ - -/* ev_timers.c */ -#define evCreateTimers __evCreateTimers -heap_context evCreateTimers(const evContext_p *); -#define evDestroyTimers __evDestroyTimers -void evDestroyTimers(const evContext_p *); - -/* ev_waits.c */ -#define evFreeWait __evFreeWait -evWait *evFreeWait(evContext_p *ctx, evWait *old); - -/* Global options */ -extern int __evOptMonoTime; - -#endif /*_EVENTLIB_P_H*/ |
