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/* $OpenBSD: compat.h,v 1.47 2015/04/10 05:16:50 dtucker Exp $ */
/*
* Copyright (c) 1999, 2000, 2001 Markus Friedl. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef COMPAT_H
#define COMPAT_H
#define SSH_PROTO_UNKNOWN 0x00
#define SSH_PROTO_1 0x01
#define SSH_PROTO_1_PREFERRED 0x02
#define SSH_PROTO_2 0x04
#define SSH_BUG_SIGBLOB 0x00000001
#define SSH_BUG_PKSERVICE 0x00000002
#define SSH_BUG_HMAC 0x00000004
#define SSH_BUG_X11FWD 0x00000008
#define SSH_OLD_SESSIONID 0x00000010
#define SSH_BUG_PKAUTH 0x00000020
#define SSH_BUG_DEBUG 0x00000040
#define SSH_BUG_BANNER 0x00000080
#define SSH_BUG_IGNOREMSG 0x00000100
#define SSH_BUG_PKOK 0x00000200
#define SSH_BUG_PASSWORDPAD 0x00000400
#define SSH_BUG_SCANNER 0x00000800
#define SSH_BUG_BIGENDIANAES 0x00001000
#define SSH_BUG_RSASIGMD5 0x00002000
#define SSH_OLD_DHGEX 0x00004000
#define SSH_BUG_NOREKEY 0x00008000
#define SSH_BUG_HBSERVICE 0x00010000
#define SSH_BUG_OPENFAILURE 0x00020000
#define SSH_BUG_DERIVEKEY 0x00040000
#define SSH_BUG_DUMMYCHAN 0x00100000
#define SSH_BUG_EXTEOF 0x00200000
#define SSH_BUG_PROBE 0x00400000
#define SSH_BUG_FIRSTKEX 0x00800000
#define SSH_OLD_FORWARD_ADDR 0x01000000
#define SSH_BUG_RFWD_ADDR 0x02000000
#define SSH_NEW_OPENSSH 0x04000000
#define SSH_BUG_DYNAMIC_RPORT 0x08000000
#define SSH_BUG_CURVE25519PAD 0x10000000
#define SSH_BUG_HOSTKEYS 0x20000000
void enable_compat13(void);
void enable_compat20(void);
u_int compat_datafellows(const char *);
int proto_spec(const char *);
char *compat_cipher_proposal(char *);
char *compat_pkalg_proposal(char *);
char *compat_kex_proposal(char *);
extern int compat13;
extern int compat20;
extern int datafellows;
#endif
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