1/* $NetBSD: prog_ops.h,v 1.3 2011/03/11 09:59:56 pooka Exp $ */
2
3/*
4 * Copyright (c) 2010 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _PROG_OPS_H_
30#define _PROG_OPS_H_
31
32#include <sys/types.h>
33
34#ifndef CRUNCHOPS
35struct prog_ops {
36 int (*op_init)(void);
37
38 int (*op_socket)(int, int, int);
39 int (*op_setsockopt)(int, int, int, const void *, socklen_t);
40 int (*op_shutdown)(int, int);
41
42 int (*op_poll)(struct pollfd *, nfds_t, int);
43
44 ssize_t (*op_recvfrom)(int, void *, size_t, int,
45 struct sockaddr *, socklen_t *);
46 ssize_t (*op_sendto)(int, const void *, size_t, int,
47 const struct sockaddr *, socklen_t);
48
49 int (*op_close)(int);
50
51 uid_t (*op_getuid)(void);
52 int (*op_setuid)(uid_t);
53};
54extern const struct prog_ops prog_ops;
55
56#define prog_init prog_ops.op_init
57#define prog_socket prog_ops.op_socket
58#define prog_setsockopt prog_ops.op_setsockopt
59#define prog_shutdown prog_ops.op_shutdown
60#define prog_poll prog_ops.op_poll
61#define prog_recvfrom prog_ops.op_recvfrom
62#define prog_sendto prog_ops.op_sendto
63#define prog_close prog_ops.op_close
64#define prog_getuid prog_ops.op_getuid
65#define prog_setuid prog_ops.op_setuid
66#else
67#define prog_init ((int (*)(void))NULL)
68#define prog_socket socket
69#define prog_setsockopt setsockopt
70#define prog_shutdown shutdown
71#define prog_poll poll
72#define prog_recvfrom recvfrom
73#define prog_sendto sendto
74#define prog_close close
75#define prog_getuid getuid
76#define prog_setuid setuid
77#endif
78
79#endif /* _PROG_OPS_H_ */
80