1/*
2 * Copyright (C) 2008 Edwin Groothuis. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD$");
28
29/*
30 * Options
31 */
32
33void		init_options(void);
34uint16_t	make_options(int peer, char *buffer, uint16_t size);
35int		parse_options(int peer, char *buffer, uint16_t size);
36
37/* Call back functions */
38int	option_tsize(int peer, struct tftphdr *, int, struct stat *);
39int	option_timeout(int peer);
40int	option_blksize(int peer);
41int	option_blksize2(int peer);
42int	option_rollover(int peer);
43
44extern int options_extra_enabled;
45extern int options_rfc_enabled;
46
47struct options {
48	const char	*o_type;
49	char		*o_request;
50	char		*o_reply;
51	int		(*o_handler)(int peer);
52	int		rfc;
53};
54
55extern struct options	options[];
56enum opt_enum {
57	OPT_TSIZE = 0,
58	OPT_TIMEOUT,
59	OPT_BLKSIZE,
60	OPT_BLKSIZE2,
61	OPT_ROLLOVER,
62};
63