Damien Miller | 0fde8ac | 2013-11-21 14:12:23 +1100 | [diff] [blame^] | 1 | /* $OpenBSD: myproposal.h,v 1.34 2013/11/21 00:45:44 djm Exp $ */ |
Ben Lindstrom | 36579d3 | 2001-01-29 07:39:26 +0000 | [diff] [blame] | 2 | |
Damien Miller | e4340be | 2000-09-16 13:29:08 +1100 | [diff] [blame] | 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 | */ |
Tim Rice | 425a688 | 2006-03-15 20:17:05 -0800 | [diff] [blame] | 26 | |
| 27 | #include <openssl/opensslv.h> |
| 28 | |
Darren Tucker | b8ae92d | 2013-06-11 12:10:02 +1000 | [diff] [blame] | 29 | /* conditional algorithm support */ |
| 30 | |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 31 | #ifdef OPENSSL_HAS_ECC |
Darren Tucker | 37bcef5 | 2013-11-09 18:39:25 +1100 | [diff] [blame] | 32 | #ifdef OPENSSL_HAS_NISTP521 |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 33 | # define KEX_ECDH_METHODS \ |
Damien Miller | eb8b60e | 2010-08-31 22:41:14 +1000 | [diff] [blame] | 34 | "ecdh-sha2-nistp256," \ |
| 35 | "ecdh-sha2-nistp384," \ |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 36 | "ecdh-sha2-nistp521," |
| 37 | # define HOSTKEY_ECDSA_CERT_METHODS \ |
| 38 | "ecdsa-sha2-nistp256-cert-v01@openssh.com," \ |
| 39 | "ecdsa-sha2-nistp384-cert-v01@openssh.com," \ |
| 40 | "ecdsa-sha2-nistp521-cert-v01@openssh.com," |
| 41 | # define HOSTKEY_ECDSA_METHODS \ |
| 42 | "ecdsa-sha2-nistp256," \ |
| 43 | "ecdsa-sha2-nistp384," \ |
| 44 | "ecdsa-sha2-nistp521," |
| 45 | #else |
Darren Tucker | 37bcef5 | 2013-11-09 18:39:25 +1100 | [diff] [blame] | 46 | # define KEX_ECDH_METHODS \ |
| 47 | "ecdh-sha2-nistp256," \ |
| 48 | "ecdh-sha2-nistp384," |
| 49 | # define HOSTKEY_ECDSA_CERT_METHODS \ |
| 50 | "ecdsa-sha2-nistp256-cert-v01@openssh.com," \ |
| 51 | "ecdsa-sha2-nistp384-cert-v01@openssh.com," |
| 52 | # define HOSTKEY_ECDSA_METHODS \ |
| 53 | "ecdsa-sha2-nistp256," \ |
| 54 | "ecdsa-sha2-nistp384," |
| 55 | #endif |
| 56 | #else |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 57 | # define KEX_ECDH_METHODS |
| 58 | # define HOSTKEY_ECDSA_CERT_METHODS |
| 59 | # define HOSTKEY_ECDSA_METHODS |
| 60 | #endif |
| 61 | |
Darren Tucker | 97b62f4 | 2013-06-11 11:47:24 +1000 | [diff] [blame] | 62 | #ifdef OPENSSL_HAVE_EVPGCM |
| 63 | # define AESGCM_CIPHER_MODES \ |
| 64 | "aes128-gcm@openssh.com,aes256-gcm@openssh.com," |
| 65 | #else |
| 66 | # define AESGCM_CIPHER_MODES |
| 67 | #endif |
| 68 | |
Darren Tucker | 2ea9eb7 | 2013-06-05 15:04:00 +1000 | [diff] [blame] | 69 | #ifdef HAVE_EVP_SHA256 |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 70 | # define KEX_SHA256_METHODS \ |
Damien Miller | 9b16086 | 2011-01-13 22:00:20 +1100 | [diff] [blame] | 71 | "diffie-hellman-group-exchange-sha256," |
Darren Tucker | d94240b | 2013-11-08 21:10:04 +1100 | [diff] [blame] | 72 | #define KEX_CURVE25519_METHODS \ |
| 73 | "curve25519-sha256@libssh.org," |
Darren Tucker | b8ae92d | 2013-06-11 12:10:02 +1000 | [diff] [blame] | 74 | #define SHA2_HMAC_MODES \ |
| 75 | "hmac-sha2-256," \ |
| 76 | "hmac-sha2-512," |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 77 | #else |
| 78 | # define KEX_SHA256_METHODS |
Darren Tucker | d94240b | 2013-11-08 21:10:04 +1100 | [diff] [blame] | 79 | # define KEX_CURVE25519_METHODS |
Darren Tucker | b8ae92d | 2013-06-11 12:10:02 +1000 | [diff] [blame] | 80 | # define SHA2_HMAC_MODES |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 81 | #endif |
| 82 | |
| 83 | # define KEX_DEFAULT_KEX \ |
Darren Tucker | d94240b | 2013-11-08 21:10:04 +1100 | [diff] [blame] | 84 | KEX_CURVE25519_METHODS \ |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 85 | KEX_ECDH_METHODS \ |
| 86 | KEX_SHA256_METHODS \ |
Damien Miller | a63128d | 2006-03-15 12:08:28 +1100 | [diff] [blame] | 87 | "diffie-hellman-group-exchange-sha1," \ |
Damien Miller | 51b4f82 | 2006-03-26 00:04:32 +1100 | [diff] [blame] | 88 | "diffie-hellman-group14-sha1," \ |
| 89 | "diffie-hellman-group1-sha1" |
Tim Rice | 425a688 | 2006-03-15 20:17:05 -0800 | [diff] [blame] | 90 | |
Damien Miller | 4e270b0 | 2010-04-16 15:56:21 +1000 | [diff] [blame] | 91 | #define KEX_DEFAULT_PK_ALG \ |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 92 | HOSTKEY_ECDSA_CERT_METHODS \ |
Damien Miller | eb8b60e | 2010-08-31 22:41:14 +1000 | [diff] [blame] | 93 | "ssh-rsa-cert-v01@openssh.com," \ |
| 94 | "ssh-dss-cert-v01@openssh.com," \ |
| 95 | "ssh-rsa-cert-v00@openssh.com," \ |
| 96 | "ssh-dss-cert-v00@openssh.com," \ |
Damien Miller | 6af914a | 2010-09-10 11:39:26 +1000 | [diff] [blame] | 97 | HOSTKEY_ECDSA_METHODS \ |
Damien Miller | eb8b60e | 2010-08-31 22:41:14 +1000 | [diff] [blame] | 98 | "ssh-rsa," \ |
| 99 | "ssh-dss" |
Damien Miller | 67081b5 | 2009-01-28 16:33:31 +1100 | [diff] [blame] | 100 | |
Darren Tucker | b8ae92d | 2013-06-11 12:10:02 +1000 | [diff] [blame] | 101 | /* the actual algorithms */ |
| 102 | |
Damien Miller | 874d77b | 2000-10-14 16:23:11 +1100 | [diff] [blame] | 103 | #define KEX_DEFAULT_ENCRYPT \ |
Damien Miller | 67081b5 | 2009-01-28 16:33:31 +1100 | [diff] [blame] | 104 | "aes128-ctr,aes192-ctr,aes256-ctr," \ |
| 105 | "arcfour256,arcfour128," \ |
Darren Tucker | 97b62f4 | 2013-06-11 11:47:24 +1000 | [diff] [blame] | 106 | AESGCM_CIPHER_MODES \ |
Damien Miller | 0fde8ac | 2013-11-21 14:12:23 +1100 | [diff] [blame^] | 107 | "chacha20-poly1305@openssh.com," \ |
Damien Miller | 3710f27 | 2005-05-26 12:19:17 +1000 | [diff] [blame] | 108 | "aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc," \ |
Damien Miller | 67081b5 | 2009-01-28 16:33:31 +1100 | [diff] [blame] | 109 | "aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se" |
Darren Tucker | b8ae92d | 2013-06-11 12:10:02 +1000 | [diff] [blame] | 110 | |
Ben Lindstrom | 06b33aa | 2001-02-15 03:01:59 +0000 | [diff] [blame] | 111 | #define KEX_DEFAULT_MAC \ |
Damien Miller | af43a7a | 2012-12-12 10:46:31 +1100 | [diff] [blame] | 112 | "hmac-md5-etm@openssh.com," \ |
| 113 | "hmac-sha1-etm@openssh.com," \ |
| 114 | "umac-64-etm@openssh.com," \ |
| 115 | "umac-128-etm@openssh.com," \ |
| 116 | "hmac-sha2-256-etm@openssh.com," \ |
| 117 | "hmac-sha2-512-etm@openssh.com," \ |
| 118 | "hmac-ripemd160-etm@openssh.com," \ |
| 119 | "hmac-sha1-96-etm@openssh.com," \ |
| 120 | "hmac-md5-96-etm@openssh.com," \ |
Damien Miller | 20bd453 | 2011-08-06 06:17:30 +1000 | [diff] [blame] | 121 | "hmac-md5," \ |
| 122 | "hmac-sha1," \ |
| 123 | "umac-64@openssh.com," \ |
Darren Tucker | 7f93315 | 2012-10-05 11:23:59 +1000 | [diff] [blame] | 124 | "umac-128@openssh.com," \ |
Tim Rice | a122682 | 2011-08-16 17:29:01 -0700 | [diff] [blame] | 125 | SHA2_HMAC_MODES \ |
Damien Miller | 20bd453 | 2011-08-06 06:17:30 +1000 | [diff] [blame] | 126 | "hmac-ripemd160," \ |
Ben Lindstrom | 06b33aa | 2001-02-15 03:01:59 +0000 | [diff] [blame] | 127 | "hmac-ripemd160@openssh.com," \ |
Damien Miller | 20bd453 | 2011-08-06 06:17:30 +1000 | [diff] [blame] | 128 | "hmac-sha1-96," \ |
| 129 | "hmac-md5-96" |
| 130 | |
Damien Miller | 9786e6e | 2005-07-26 21:54:56 +1000 | [diff] [blame] | 131 | #define KEX_DEFAULT_COMP "none,zlib@openssh.com,zlib" |
Damien Miller | 1383bd8 | 2000-04-06 12:32:37 +1000 | [diff] [blame] | 132 | #define KEX_DEFAULT_LANG "" |
| 133 | |
| 134 | |
Damien Miller | b1715dc | 2000-05-30 13:44:51 +1000 | [diff] [blame] | 135 | static char *myproposal[PROPOSAL_MAX] = { |
Damien Miller | 1383bd8 | 2000-04-06 12:32:37 +1000 | [diff] [blame] | 136 | KEX_DEFAULT_KEX, |
| 137 | KEX_DEFAULT_PK_ALG, |
| 138 | KEX_DEFAULT_ENCRYPT, |
| 139 | KEX_DEFAULT_ENCRYPT, |
| 140 | KEX_DEFAULT_MAC, |
| 141 | KEX_DEFAULT_MAC, |
| 142 | KEX_DEFAULT_COMP, |
| 143 | KEX_DEFAULT_COMP, |
| 144 | KEX_DEFAULT_LANG, |
| 145 | KEX_DEFAULT_LANG |
| 146 | }; |