1/* $OpenBSD: compat.h,v 1.44 2013/12/30 23:52:27 djm Exp $ */
2/* $FreeBSD$ */
3
4/*
5 * Copyright (c) 1999, 2000, 2001 Markus Friedl.  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 AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef COMPAT_H
29#define COMPAT_H
30
31#define	SSH_PROTO_UNKNOWN	0x00
32#define	SSH_PROTO_1		0x01
33#define	SSH_PROTO_1_PREFERRED	0x02
34#define	SSH_PROTO_2		0x04
35
36#define SSH_BUG_SIGBLOB		0x00000001
37#define SSH_BUG_PKSERVICE	0x00000002
38#define SSH_BUG_HMAC		0x00000004
39#define SSH_BUG_X11FWD		0x00000008
40#define SSH_OLD_SESSIONID	0x00000010
41#define SSH_BUG_PKAUTH		0x00000020
42#define SSH_BUG_DEBUG		0x00000040
43#define SSH_BUG_BANNER		0x00000080
44#define SSH_BUG_IGNOREMSG	0x00000100
45#define SSH_BUG_PKOK		0x00000200
46#define SSH_BUG_PASSWORDPAD	0x00000400
47#define SSH_BUG_SCANNER		0x00000800
48#define SSH_BUG_BIGENDIANAES	0x00001000
49#define SSH_BUG_RSASIGMD5	0x00002000
50#define SSH_OLD_DHGEX		0x00004000
51#define SSH_BUG_NOREKEY		0x00008000
52#define SSH_BUG_HBSERVICE	0x00010000
53#define SSH_BUG_OPENFAILURE	0x00020000
54#define SSH_BUG_DERIVEKEY	0x00040000
55#define SSH_BUG_DUMMYCHAN	0x00100000
56#define SSH_BUG_EXTEOF		0x00200000
57#define SSH_BUG_PROBE		0x00400000
58#define SSH_BUG_FIRSTKEX	0x00800000
59#define SSH_OLD_FORWARD_ADDR	0x01000000
60#define SSH_BUG_RFWD_ADDR	0x02000000
61#define SSH_NEW_OPENSSH		0x04000000
62#define SSH_BUG_DYNAMIC_RPORT	0x08000000
63#define SSH_BUG_CURVE25519PAD	0x10000000
64
65#define SSH_BUG_LARGEWINDOW	0x80000000
66
67void     enable_compat13(void);
68void     enable_compat20(void);
69void     compat_datafellows(const char *);
70int	 proto_spec(const char *);
71char	*compat_cipher_proposal(char *);
72char	*compat_pkalg_proposal(char *);
73char	*compat_kex_proposal(char *);
74
75extern int compat13;
76extern int compat20;
77extern int datafellows;
78#endif
79