1/* 2 * Copyright (c) 2000-2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* Copyright (c) 1998 Apple Computer, Inc. All rights reserved */ 29 30#ifndef _SYS_EV_H_ 31#define _SYS_EV_H_ 32 33 34#include <sys/appleapiopts.h> 35 36#include <sys/queue.h> 37#include <sys/cdefs.h> 38 39struct eventreq { 40 int er_type; 41#define EV_FD 1 // file descriptor 42 int er_handle; 43 void *er_data; 44 int er_rcnt; 45 int er_wcnt; 46 int er_ecnt; 47 int er_eventbits; 48#define EV_RE 1 49#define EV_WR 2 50#define EV_EX 4 51#define EV_RM 8 52#define EV_MASK 0xf 53}; 54 55typedef struct eventreq *er_t; 56 57#define EV_RBYTES 0x100 58#define EV_WBYTES 0x200 59#define EV_RWBYTES (EV_RBYTES|EV_WBYTES) 60#define EV_RCLOSED 0x400 61#define EV_RCONN 0x800 62#define EV_WCLOSED 0x1000 63#define EV_WCONN 0x2000 64#define EV_OOB 0x4000 65#define EV_FIN 0x8000 66#define EV_RESET 0x10000 67#define EV_TIMEOUT 0x20000 68#define EV_DMASK 0xffffff00 69 70 71#ifndef KERNEL 72 73__BEGIN_DECLS 74int modwatch(er_t, int); 75int watchevent(er_t, int); 76int waitevent(er_t, struct timeval *); 77__END_DECLS 78 79#endif 80 81 82#ifdef BSD_KERNEL_PRIVATE 83 84 85 86struct eventreq32 { 87 int er_type; 88 int er_handle; 89 uint32_t er_data; 90 int er_rcnt; 91 int er_wcnt; 92 int er_ecnt; 93 int er_eventbits; 94}; 95 96struct eventreq64 { 97 int er_type; 98 int er_handle; 99 user_addr_t er_data; 100 int er_rcnt; 101 int er_wcnt; 102 int er_ecnt; 103 int er_eventbits; 104}; 105 106struct eventqelt { 107 TAILQ_ENTRY(eventqelt) ee_slist; 108 TAILQ_ENTRY(eventqelt) ee_plist; 109 struct eventreq64 ee_req; 110 struct proc * ee_proc; 111 u_int ee_flags; 112#define EV_QUEUED 0x01 113 u_int ee_eventmask; 114}; 115 116int waitevent_close(struct proc *p, struct fileproc *); 117#endif /* BSD_KERNEL_PRIVATE */ 118 119#endif /* _SYS_EV_H_ */ 120