xref: /freebsd/crypto/openssh/compat.h (revision a7623790fb345e6dc986dfd31df0ace115e6f2e4)
1 /* $OpenBSD: compat.h,v 1.54 2018/08/13 02:41:05 djm Exp $ */
2 
3 /*
4  * Copyright (c) 1999, 2000, 2001 Markus Friedl.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #ifndef COMPAT_H
28 #define COMPAT_H
29 
30 #define	SSH_PROTO_UNKNOWN	0x00
31 #define	SSH_PROTO_1		0x01
32 #define	SSH_PROTO_1_PREFERRED	0x02
33 #define	SSH_PROTO_2		0x04
34 
35 #define SSH_BUG_UTF8TTYMODE	0x00000001
36 #define SSH_BUG_SIGTYPE		0x00000002
37 /* #define unused		0x00000004 */
38 /* #define unused		0x00000008 */
39 #define SSH_OLD_SESSIONID	0x00000010
40 /* #define unused		0x00000020 */
41 #define SSH_BUG_DEBUG		0x00000040
42 /* #define unused		0x00000080 */
43 #define SSH_BUG_IGNOREMSG	0x00000100
44 /* #define unused		0x00000200 */
45 #define SSH_BUG_PASSWORDPAD	0x00000400
46 #define SSH_BUG_SCANNER		0x00000800
47 #define SSH_BUG_BIGENDIANAES	0x00001000
48 #define SSH_BUG_RSASIGMD5	0x00002000
49 #define SSH_OLD_DHGEX		0x00004000
50 #define SSH_BUG_NOREKEY		0x00008000
51 /* #define unused		0x00010000 */
52 /* #define unused		0x00020000 */
53 /* #define unused		0x00040000 */
54 /* #define unused		0x00100000 */
55 #define SSH_BUG_EXTEOF		0x00200000
56 #define SSH_BUG_PROBE		0x00400000
57 /* #define unused		0x00800000 */
58 #define SSH_OLD_FORWARD_ADDR	0x01000000
59 /* #define unused		0x02000000 */
60 #define SSH_NEW_OPENSSH		0x04000000
61 #define SSH_BUG_DYNAMIC_RPORT	0x08000000
62 #define SSH_BUG_CURVE25519PAD	0x10000000
63 #define SSH_BUG_HOSTKEYS	0x20000000
64 #define SSH_BUG_DHGEX_LARGE	0x40000000
65 
66 u_int    compat_datafellows(const char *);
67 int	 proto_spec(const char *);
68 char	*compat_cipher_proposal(char *);
69 char	*compat_pkalg_proposal(char *);
70 char	*compat_kex_proposal(char *);
71 
72 extern int datafellows;
73 #endif
74