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1d75abfe23
[PROTOCOL authfile.c cipher.c cipher.h kex.c kex.h monitor_wrap.c]
[myproposal.h packet.c ssh_config.5 sshd_config.5]
support AES-GCM as defined in RFC 5647 (but with simpler KEX handling)
ok and feedback djm@
122 lines
3.7 KiB
C
122 lines
3.7 KiB
C
/* $OpenBSD: myproposal.h,v 1.32 2013/01/08 18:49:04 markus Exp $ */
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/*
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* Copyright (c) 2000 Markus Friedl. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <openssl/opensslv.h>
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#ifdef OPENSSL_HAS_ECC
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# define KEX_ECDH_METHODS \
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"ecdh-sha2-nistp256," \
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"ecdh-sha2-nistp384," \
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"ecdh-sha2-nistp521,"
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# define HOSTKEY_ECDSA_CERT_METHODS \
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"ecdsa-sha2-nistp256-cert-v01@openssh.com," \
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"ecdsa-sha2-nistp384-cert-v01@openssh.com," \
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"ecdsa-sha2-nistp521-cert-v01@openssh.com,"
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# define HOSTKEY_ECDSA_METHODS \
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"ecdsa-sha2-nistp256," \
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"ecdsa-sha2-nistp384," \
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"ecdsa-sha2-nistp521,"
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#else
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# define KEX_ECDH_METHODS
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# define HOSTKEY_ECDSA_CERT_METHODS
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# define HOSTKEY_ECDSA_METHODS
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#endif
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/* Old OpenSSL doesn't support what we need for DHGEX-sha256 */
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#if OPENSSL_VERSION_NUMBER >= 0x00907000L
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# define KEX_SHA256_METHODS \
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"diffie-hellman-group-exchange-sha256,"
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#else
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# define KEX_SHA256_METHODS
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#endif
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# define KEX_DEFAULT_KEX \
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KEX_ECDH_METHODS \
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KEX_SHA256_METHODS \
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"diffie-hellman-group-exchange-sha1," \
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"diffie-hellman-group14-sha1," \
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"diffie-hellman-group1-sha1"
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#define KEX_DEFAULT_PK_ALG \
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HOSTKEY_ECDSA_CERT_METHODS \
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"ssh-rsa-cert-v01@openssh.com," \
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"ssh-dss-cert-v01@openssh.com," \
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"ssh-rsa-cert-v00@openssh.com," \
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"ssh-dss-cert-v00@openssh.com," \
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HOSTKEY_ECDSA_METHODS \
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"ssh-rsa," \
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"ssh-dss"
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#define KEX_DEFAULT_ENCRYPT \
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"aes128-ctr,aes192-ctr,aes256-ctr," \
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"arcfour256,arcfour128," \
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"aes128-gcm@openssh.com,aes256-gcm@openssh.com," \
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"aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc," \
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"aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se"
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#ifdef HAVE_EVP_SHA256
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#define SHA2_HMAC_MODES \
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"hmac-sha2-256," \
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"hmac-sha2-512,"
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#else
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# define SHA2_HMAC_MODES
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#endif
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#define KEX_DEFAULT_MAC \
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"hmac-md5-etm@openssh.com," \
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"hmac-sha1-etm@openssh.com," \
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"umac-64-etm@openssh.com," \
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"umac-128-etm@openssh.com," \
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"hmac-sha2-256-etm@openssh.com," \
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"hmac-sha2-512-etm@openssh.com," \
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"hmac-ripemd160-etm@openssh.com," \
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"hmac-sha1-96-etm@openssh.com," \
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"hmac-md5-96-etm@openssh.com," \
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"hmac-md5," \
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"hmac-sha1," \
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"umac-64@openssh.com," \
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"umac-128@openssh.com," \
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SHA2_HMAC_MODES \
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"hmac-ripemd160," \
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"hmac-ripemd160@openssh.com," \
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"hmac-sha1-96," \
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"hmac-md5-96"
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#define KEX_DEFAULT_COMP "none,zlib@openssh.com,zlib"
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#define KEX_DEFAULT_LANG ""
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static char *myproposal[PROPOSAL_MAX] = {
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KEX_DEFAULT_KEX,
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KEX_DEFAULT_PK_ALG,
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KEX_DEFAULT_ENCRYPT,
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KEX_DEFAULT_ENCRYPT,
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KEX_DEFAULT_MAC,
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KEX_DEFAULT_MAC,
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KEX_DEFAULT_COMP,
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KEX_DEFAULT_COMP,
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KEX_DEFAULT_LANG,
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KEX_DEFAULT_LANG
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};
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