Greg Hartman | bd77cf7 | 2015-02-25 13:21:06 -0800 | [diff] [blame] | 1 | /* $OpenBSD: myproposal.h,v 1.28 2011/08/02 01:22:11 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 | #include <openssl/opensslv.h> |
| 28 | |
| 29 | #ifdef OPENSSL_HAS_ECC |
| 30 | # define KEX_ECDH_METHODS \ |
| 31 | "ecdh-sha2-nistp256," \ |
| 32 | "ecdh-sha2-nistp384," \ |
| 33 | "ecdh-sha2-nistp521," |
| 34 | # define HOSTKEY_ECDSA_CERT_METHODS \ |
| 35 | "ecdsa-sha2-nistp256-cert-v01@openssh.com," \ |
| 36 | "ecdsa-sha2-nistp384-cert-v01@openssh.com," \ |
| 37 | "ecdsa-sha2-nistp521-cert-v01@openssh.com," |
| 38 | # define HOSTKEY_ECDSA_METHODS \ |
| 39 | "ecdsa-sha2-nistp256," \ |
| 40 | "ecdsa-sha2-nistp384," \ |
| 41 | "ecdsa-sha2-nistp521," |
| 42 | #else |
| 43 | # define KEX_ECDH_METHODS |
| 44 | # define HOSTKEY_ECDSA_CERT_METHODS |
| 45 | # define HOSTKEY_ECDSA_METHODS |
| 46 | #endif |
| 47 | |
| 48 | /* Old OpenSSL doesn't support what we need for DHGEX-sha256 */ |
| 49 | #if OPENSSL_VERSION_NUMBER >= 0x00907000L |
| 50 | # define KEX_SHA256_METHODS \ |
| 51 | "diffie-hellman-group-exchange-sha256," |
| 52 | #else |
| 53 | # define KEX_SHA256_METHODS |
| 54 | #endif |
| 55 | |
| 56 | # define KEX_DEFAULT_KEX \ |
| 57 | KEX_ECDH_METHODS \ |
| 58 | KEX_SHA256_METHODS \ |
| 59 | "diffie-hellman-group-exchange-sha1," \ |
| 60 | "diffie-hellman-group14-sha1," \ |
| 61 | "diffie-hellman-group1-sha1" |
| 62 | |
| 63 | #define KEX_DEFAULT_PK_ALG \ |
| 64 | HOSTKEY_ECDSA_CERT_METHODS \ |
| 65 | "ssh-rsa-cert-v01@openssh.com," \ |
| 66 | "ssh-dss-cert-v01@openssh.com," \ |
| 67 | "ssh-rsa-cert-v00@openssh.com," \ |
| 68 | "ssh-dss-cert-v00@openssh.com," \ |
| 69 | HOSTKEY_ECDSA_METHODS \ |
| 70 | "ssh-rsa," \ |
| 71 | "ssh-dss" |
| 72 | |
| 73 | #define KEX_DEFAULT_ENCRYPT \ |
| 74 | "aes128-ctr,aes192-ctr,aes256-ctr," \ |
| 75 | "arcfour256,arcfour128," \ |
| 76 | "aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc," \ |
| 77 | "aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se" |
| 78 | #ifdef HAVE_EVP_SHA256 |
| 79 | #define SHA2_HMAC_MODES \ |
| 80 | "hmac-sha2-256," \ |
| 81 | "hmac-sha2-256-96," \ |
| 82 | "hmac-sha2-512," \ |
| 83 | "hmac-sha2-512-96," |
| 84 | #else |
| 85 | # define SHA2_HMAC_MODES |
| 86 | #endif |
| 87 | #ifdef HAVE_EVP_RIPEMD |
| 88 | #define RIPEMD_MAC_MODES \ |
| 89 | "hmac-ripemd160," \ |
| 90 | "hmac-ripemd160@openssh.com," |
| 91 | #else |
| 92 | # define RIPEMD_MAC_MODES |
| 93 | #endif |
| 94 | #define KEX_DEFAULT_MAC \ |
| 95 | "hmac-md5," \ |
| 96 | "hmac-sha1," \ |
| 97 | "umac-64@openssh.com," \ |
| 98 | SHA2_HMAC_MODES \ |
| 99 | RIPEMD_MAC_MODES \ |
| 100 | "hmac-sha1-96," \ |
| 101 | "hmac-md5-96" |
| 102 | |
| 103 | #define KEX_DEFAULT_COMP "none,zlib@openssh.com,zlib" |
| 104 | #define KEX_DEFAULT_LANG "" |
| 105 | |
| 106 | |
| 107 | static char *myproposal[PROPOSAL_MAX] = { |
| 108 | KEX_DEFAULT_KEX, |
| 109 | KEX_DEFAULT_PK_ALG, |
| 110 | KEX_DEFAULT_ENCRYPT, |
| 111 | KEX_DEFAULT_ENCRYPT, |
| 112 | KEX_DEFAULT_MAC, |
| 113 | KEX_DEFAULT_MAC, |
| 114 | KEX_DEFAULT_COMP, |
| 115 | KEX_DEFAULT_COMP, |
| 116 | KEX_DEFAULT_LANG, |
| 117 | KEX_DEFAULT_LANG |
| 118 | }; |