xref: /netbsd-src/crypto/external/bsd/openssh/dist/myproposal.h (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: myproposal.h,v 1.17 2017/10/07 19:39:19 christos Exp $	*/
2 /* $OpenBSD: myproposal.h,v 1.55 2017/05/07 23:13:42 djm Exp $ */
3 
4 /*
5  * Copyright (c) 2000 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 #ifdef WITH_OPENSSL
29 
30 #define KEX_COMMON_KEX		\
31 	"curve25519-sha256," \
32 	"curve25519-sha256@libssh.org," \
33 	"ecdh-sha2-nistp256," \
34 	"ecdh-sha2-nistp384," \
35 	"ecdh-sha2-nistp521," \
36 	"diffie-hellman-group-exchange-sha256," \
37 	"diffie-hellman-group16-sha512," \
38 	"diffie-hellman-group18-sha512" \
39 
40 #define KEX_SERVER_KEX KEX_COMMON_KEX "," \
41 	"diffie-hellman-group14-sha256," \
42 	"diffie-hellman-group14-sha1"
43 
44 #define KEX_CLIENT_KEX KEX_COMMON_KEX "," \
45 	"diffie-hellman-group-exchange-sha1," \
46 	"diffie-hellman-group14-sha256," \
47 	"diffie-hellman-group14-sha1"
48 
49 #define	KEX_DEFAULT_PK_ALG	\
50 	"ecdsa-sha2-nistp256-cert-v01@openssh.com," \
51 	"ecdsa-sha2-nistp384-cert-v01@openssh.com," \
52 	"ecdsa-sha2-nistp521-cert-v01@openssh.com," \
53 	"ssh-ed25519-cert-v01@openssh.com," \
54 	"ssh-rsa-cert-v01@openssh.com," \
55 	"ecdsa-sha2-nistp256," \
56 	"ecdsa-sha2-nistp384," \
57 	"ecdsa-sha2-nistp521," \
58 	"ssh-ed25519," \
59 	"rsa-sha2-512," \
60 	"rsa-sha2-256," \
61 	"ssh-rsa"
62 
63 #define	KEX_SERVER_ENCRYPT \
64 	"chacha20-poly1305@openssh.com," \
65 	"aes128-ctr,aes192-ctr,aes256-ctr," \
66 	"aes128-gcm@openssh.com,aes256-gcm@openssh.com"
67 
68 #define KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
69 
70 #define	KEX_SERVER_MAC \
71 	"umac-64-etm@openssh.com," \
72 	"umac-128-etm@openssh.com," \
73 	"hmac-sha2-256-etm@openssh.com," \
74 	"hmac-sha2-512-etm@openssh.com," \
75 	"hmac-sha1-etm@openssh.com," \
76 	"umac-64@openssh.com," \
77 	"umac-128@openssh.com," \
78 	"hmac-sha2-256," \
79 	"hmac-sha2-512," \
80 	"hmac-sha1"
81 
82 #define KEX_CLIENT_MAC KEX_SERVER_MAC
83 
84 #else /* WITH_OPENSSL */
85 
86 #define KEX_SERVER_KEX		\
87 	"curve25519-sha256," \
88 	"curve25519-sha256@libssh.org"
89 #define	KEX_DEFAULT_PK_ALG	\
90 	"ssh-ed25519-cert-v01@openssh.com," \
91 	"ssh-ed25519"
92 #define	KEX_SERVER_ENCRYPT \
93 	"chacha20-poly1305@openssh.com," \
94 	"aes128-ctr,aes192-ctr,aes256-ctr"
95 #define	KEX_SERVER_MAC \
96 	"umac-64-etm@openssh.com," \
97 	"umac-128-etm@openssh.com," \
98 	"hmac-sha2-256-etm@openssh.com," \
99 	"hmac-sha2-512-etm@openssh.com," \
100 	"hmac-sha1-etm@openssh.com," \
101 	"umac-64@openssh.com," \
102 	"umac-128@openssh.com," \
103 	"hmac-sha2-256," \
104 	"hmac-sha2-512," \
105 	"hmac-sha1"
106 
107 #define KEX_CLIENT_KEX KEX_SERVER_KEX
108 #define	KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
109 #define KEX_CLIENT_MAC KEX_SERVER_MAC
110 
111 #endif /* WITH_OPENSSL */
112 
113 #define KEX_CLIENT_ENCRYPT_INCLUDE_NONE KEX_CLIENT_ENCRYPT \
114 	",none"
115 #define KEX_SERVER_ENCRYPT_INCLUDE_NONE KEX_SERVER_ENCRYPT \
116 	",none"
117 
118 #define	KEX_DEFAULT_COMP	"none,zlib@openssh.com"
119 #define	KEX_DEFAULT_LANG	""
120 
121 #define KEX_CLIENT \
122 	KEX_CLIENT_KEX, \
123 	KEX_DEFAULT_PK_ALG, \
124 	KEX_CLIENT_ENCRYPT_INCLUDE_NONE, \
125 	KEX_CLIENT_ENCRYPT_INCLUDE_NONE, \
126 	KEX_CLIENT_MAC, \
127 	KEX_CLIENT_MAC, \
128 	KEX_DEFAULT_COMP, \
129 	KEX_DEFAULT_COMP, \
130 	KEX_DEFAULT_LANG, \
131 	KEX_DEFAULT_LANG
132 
133 #define KEX_SERVER \
134 	KEX_SERVER_KEX, \
135 	KEX_DEFAULT_PK_ALG, \
136 	KEX_SERVER_ENCRYPT_INCLUDE_NONE, \
137 	KEX_SERVER_ENCRYPT_INCLUDE_NONE, \
138 	KEX_SERVER_MAC, \
139 	KEX_SERVER_MAC, \
140 	KEX_DEFAULT_COMP, \
141 	KEX_DEFAULT_COMP, \
142 	KEX_DEFAULT_LANG, \
143 	KEX_DEFAULT_LANG
144