myproposal.h revision 1.56
1/* $OpenBSD: myproposal.h,v 1.56 2018/07/03 11:39:54 djm Exp $ */
2
3/*
4 * Copyright (c) 2000 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#ifdef WITH_OPENSSL
28
29#define KEX_COMMON_KEX		\
30	"curve25519-sha256," \
31	"curve25519-sha256@libssh.org," \
32	"ecdh-sha2-nistp256," \
33	"ecdh-sha2-nistp384," \
34	"ecdh-sha2-nistp521," \
35	"diffie-hellman-group-exchange-sha256," \
36	"diffie-hellman-group16-sha512," \
37	"diffie-hellman-group18-sha512" \
38
39#define KEX_SERVER_KEX KEX_COMMON_KEX "," \
40	"diffie-hellman-group14-sha256," \
41	"diffie-hellman-group14-sha1"
42
43#define KEX_CLIENT_KEX KEX_COMMON_KEX "," \
44	"diffie-hellman-group-exchange-sha1," \
45	"diffie-hellman-group14-sha256," \
46	"diffie-hellman-group14-sha1"
47
48#define	KEX_DEFAULT_PK_ALG	\
49	"ecdsa-sha2-nistp256-cert-v01@openssh.com," \
50	"ecdsa-sha2-nistp384-cert-v01@openssh.com," \
51	"ecdsa-sha2-nistp521-cert-v01@openssh.com," \
52	"ssh-ed25519-cert-v01@openssh.com," \
53	"rsa-sha2-512-cert-v01@openssh.com," \
54	"rsa-sha2-256-cert-v01@openssh.com," \
55	"ssh-rsa-cert-v01@openssh.com," \
56	"ecdsa-sha2-nistp256," \
57	"ecdsa-sha2-nistp384," \
58	"ecdsa-sha2-nistp521," \
59	"ssh-ed25519," \
60	"rsa-sha2-512," \
61	"rsa-sha2-256," \
62	"ssh-rsa"
63
64#define	KEX_SERVER_ENCRYPT \
65	"chacha20-poly1305@openssh.com," \
66	"aes128-ctr,aes192-ctr,aes256-ctr," \
67	"aes128-gcm@openssh.com,aes256-gcm@openssh.com"
68
69#define KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
70
71#define	KEX_SERVER_MAC \
72	"umac-64-etm@openssh.com," \
73	"umac-128-etm@openssh.com," \
74	"hmac-sha2-256-etm@openssh.com," \
75	"hmac-sha2-512-etm@openssh.com," \
76	"hmac-sha1-etm@openssh.com," \
77	"umac-64@openssh.com," \
78	"umac-128@openssh.com," \
79	"hmac-sha2-256," \
80	"hmac-sha2-512," \
81	"hmac-sha1"
82
83#define KEX_CLIENT_MAC KEX_SERVER_MAC
84
85#else /* WITH_OPENSSL */
86
87#define KEX_SERVER_KEX		\
88	"curve25519-sha256," \
89	"curve25519-sha256@libssh.org"
90#define	KEX_DEFAULT_PK_ALG	\
91	"ssh-ed25519-cert-v01@openssh.com," \
92	"ssh-ed25519"
93#define	KEX_SERVER_ENCRYPT \
94	"chacha20-poly1305@openssh.com," \
95	"aes128-ctr,aes192-ctr,aes256-ctr"
96#define	KEX_SERVER_MAC \
97	"umac-64-etm@openssh.com," \
98	"umac-128-etm@openssh.com," \
99	"hmac-sha2-256-etm@openssh.com," \
100	"hmac-sha2-512-etm@openssh.com," \
101	"hmac-sha1-etm@openssh.com," \
102	"umac-64@openssh.com," \
103	"umac-128@openssh.com," \
104	"hmac-sha2-256," \
105	"hmac-sha2-512," \
106	"hmac-sha1"
107
108#define KEX_CLIENT_KEX KEX_SERVER_KEX
109#define	KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
110#define KEX_CLIENT_MAC KEX_SERVER_MAC
111
112#endif /* WITH_OPENSSL */
113
114#define	KEX_DEFAULT_COMP	"none,zlib@openssh.com"
115#define	KEX_DEFAULT_LANG	""
116
117#define KEX_CLIENT \
118	KEX_CLIENT_KEX, \
119	KEX_DEFAULT_PK_ALG, \
120	KEX_CLIENT_ENCRYPT, \
121	KEX_CLIENT_ENCRYPT, \
122	KEX_CLIENT_MAC, \
123	KEX_CLIENT_MAC, \
124	KEX_DEFAULT_COMP, \
125	KEX_DEFAULT_COMP, \
126	KEX_DEFAULT_LANG, \
127	KEX_DEFAULT_LANG
128
129#define KEX_SERVER \
130	KEX_SERVER_KEX, \
131	KEX_DEFAULT_PK_ALG, \
132	KEX_SERVER_ENCRYPT, \
133	KEX_SERVER_ENCRYPT, \
134	KEX_SERVER_MAC, \
135	KEX_SERVER_MAC, \
136	KEX_DEFAULT_COMP, \
137	KEX_DEFAULT_COMP, \
138	KEX_DEFAULT_LANG, \
139	KEX_DEFAULT_LANG
140