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#include <sys/appleapiopts.h>
34
35#include <sys/queue.h>
36#include <sys/cdefs.h>
37
38struct eventreq {
39 int er_type;
40#define EV_FD 1 // file descriptor
41 int er_handle;
42 void *er_data;
43 int er_rcnt;
44 int er_wcnt;
45 int er_ecnt;
46 int er_eventbits;
47#define EV_RE 1
48#define EV_WR 2
49#define EV_EX 4
50#define EV_RM 8
51#define EV_MASK 0xf
52};
53
54typedef struct eventreq *er_t;
55
56#define EV_RBYTES 0x100
57#define EV_WBYTES 0x200
58#define EV_RWBYTES (EV_RBYTES|EV_WBYTES)
59#define EV_RCLOSED 0x400
60#define EV_RCONN 0x800
61#define EV_WCLOSED 0x1000
62#define EV_WCONN 0x2000
63#define EV_OOB 0x4000
64#define EV_FIN 0x8000
65#define EV_RESET 0x10000
66#define EV_TIMEOUT 0x20000
67#define EV_DMASK 0xffffff00
68
69
70#ifndef KERNEL
71
72__BEGIN_DECLS
73int modwatch(er_t, int);
74int watchevent(er_t, int);
75int waitevent(er_t, struct timeval *);
76__END_DECLS
77
78#endif
79
80#endif /* _SYS_EV_H_ */
81