crypto/openssh/myproposal.h

   1 /* $OpenBSD: myproposal.h,v 1.32 2013/01/08 18:49:04 markus Exp $ */
   2 /* $FreeBSD$ */
   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 #include <openssl/opensslv.h>
  29
  30 #ifdef OPENSSL_HAS_ECC
  31 # define KEX_ECDH_METHODS \
  32         "ecdh-sha2-nistp256," \
  33         "ecdh-sha2-nistp384," \
  34         "ecdh-sha2-nistp521,"
  35 # define HOSTKEY_ECDSA_CERT_METHODS \
  36         "ecdsa-sha2-nistp256-cert-v01@openssh.com," \
  37         "ecdsa-sha2-nistp384-cert-v01@openssh.com," \
  38         "ecdsa-sha2-nistp521-cert-v01@openssh.com,"
  39 # define HOSTKEY_ECDSA_METHODS \
  40         "ecdsa-sha2-nistp256," \
  41         "ecdsa-sha2-nistp384," \
  42         "ecdsa-sha2-nistp521,"
  43 #else
  44 # define KEX_ECDH_METHODS
  45 # define HOSTKEY_ECDSA_CERT_METHODS
  46 # define HOSTKEY_ECDSA_METHODS
  47 #endif
  48
  49 /* Old OpenSSL doesn't support what we need for DHGEX-sha256 */
  50 #if OPENSSL_VERSION_NUMBER >= 0x00907000L
  51 # define KEX_SHA256_METHODS \
  52         "diffie-hellman-group-exchange-sha256,"
  53 #else
  54 # define KEX_SHA256_METHODS
  55 #endif
  56
  57 # define KEX_DEFAULT_KEX \
  58         KEX_ECDH_METHODS \
  59         KEX_SHA256_METHODS \
  60         "diffie-hellman-group-exchange-sha1," \
  61         "diffie-hellman-group14-sha1," \
  62         "diffie-hellman-group1-sha1"
  63
  64 #define KEX_DEFAULT_PK_ALG      \
  65         HOSTKEY_ECDSA_CERT_METHODS \
  66         "ssh-rsa-cert-v01@openssh.com," \
  67         "ssh-dss-cert-v01@openssh.com," \
  68         "ssh-rsa-cert-v00@openssh.com," \
  69         "ssh-dss-cert-v00@openssh.com," \
  70         HOSTKEY_ECDSA_METHODS \
  71         "ssh-rsa," \
  72         "ssh-dss"
  73
  74 #define KEX_DEFAULT_ENCRYPT \
  75         "aes128-ctr,aes192-ctr,aes256-ctr," \
  76         "arcfour256,arcfour128," \
  77         "aes128-gcm@openssh.com,aes256-gcm@openssh.com," \
  78         "aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc," \
  79         "aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se"
  80 #ifdef  NONE_CIPHER_ENABLED
  81 #define KEX_ENCRYPT_INCLUDE_NONE KEX_DEFAULT_ENCRYPT \
  82         ",none"
  83 #endif
  84 #ifdef HAVE_EVP_SHA256
  85 #define SHA2_HMAC_MODES \
  86         "hmac-sha2-256," \
  87         "hmac-sha2-512,"
  88 #else
  89 # define SHA2_HMAC_MODES
  90 #endif
  91 #define KEX_DEFAULT_MAC \
  92         "hmac-md5-etm@openssh.com," \
  93         "hmac-sha1-etm@openssh.com," \
  94         "umac-64-etm@openssh.com," \
  95         "umac-128-etm@openssh.com," \
  96         "hmac-sha2-256-etm@openssh.com," \
  97         "hmac-sha2-512-etm@openssh.com," \
  98         "hmac-ripemd160-etm@openssh.com," \
  99         "hmac-sha1-96-etm@openssh.com," \
 100         "hmac-md5-96-etm@openssh.com," \
 101         "hmac-md5," \
 102         "hmac-sha1," \
 103         "umac-64@openssh.com," \
 104         "umac-128@openssh.com," \
 105         SHA2_HMAC_MODES \
 106         "hmac-ripemd160," \
 107         "hmac-ripemd160@openssh.com," \
 108         "hmac-sha1-96," \
 109         "hmac-md5-96"
 110
 111 #define KEX_DEFAULT_COMP        "none,zlib@openssh.com,zlib"
 112 #define KEX_DEFAULT_LANG        ""
 113
 114
 115 static char *myproposal[PROPOSAL_MAX] = {
 116         KEX_DEFAULT_KEX,
 117         KEX_DEFAULT_PK_ALG,
 118         KEX_DEFAULT_ENCRYPT,
 119         KEX_DEFAULT_ENCRYPT,
 120         KEX_DEFAULT_MAC,
 121         KEX_DEFAULT_MAC,
 122         KEX_DEFAULT_COMP,
 123         KEX_DEFAULT_COMP,
 124         KEX_DEFAULT_LANG,
 125         KEX_DEFAULT_LANG
 126 };