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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:26:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:26:58 +0000
commit999ae6be3243c7b4a815247199447b53c39a3d65 (patch)
tree1f35b42b5e5f462d35ba452e4dcfa188ce0543fd /myproposal.h
parentInitial commit. (diff)
downloadopenssh-upstream.tar.xz
openssh-upstream.zip
Adding upstream version 1:7.9p1.upstream/1%7.9p1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* $OpenBSD: myproposal.h,v 1.57 2018/09/12 01:34:02 djm Exp $ */
+
+/*
+ * Copyright (c) 2000 Markus Friedl. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <openssl/opensslv.h>
+
+/* conditional algorithm support */
+
+#ifdef OPENSSL_HAS_ECC
+#ifdef OPENSSL_HAS_NISTP521
+# define KEX_ECDH_METHODS \
+ "ecdh-sha2-nistp256," \
+ "ecdh-sha2-nistp384," \
+ "ecdh-sha2-nistp521,"
+# define HOSTKEY_ECDSA_CERT_METHODS \
+ "ecdsa-sha2-nistp256-cert-v01@openssh.com," \
+ "ecdsa-sha2-nistp384-cert-v01@openssh.com," \
+ "ecdsa-sha2-nistp521-cert-v01@openssh.com,"
+# define HOSTKEY_ECDSA_METHODS \
+ "ecdsa-sha2-nistp256," \
+ "ecdsa-sha2-nistp384," \
+ "ecdsa-sha2-nistp521,"
+#else
+# define KEX_ECDH_METHODS \
+ "ecdh-sha2-nistp256," \
+ "ecdh-sha2-nistp384,"
+# define HOSTKEY_ECDSA_CERT_METHODS \
+ "ecdsa-sha2-nistp256-cert-v01@openssh.com," \
+ "ecdsa-sha2-nistp384-cert-v01@openssh.com,"
+# define HOSTKEY_ECDSA_METHODS \
+ "ecdsa-sha2-nistp256," \
+ "ecdsa-sha2-nistp384,"
+#endif
+#else
+# define KEX_ECDH_METHODS
+# define HOSTKEY_ECDSA_CERT_METHODS
+# define HOSTKEY_ECDSA_METHODS
+#endif
+
+#ifdef OPENSSL_HAVE_EVPGCM
+# define AESGCM_CIPHER_MODES \
+ ",aes128-gcm@openssh.com,aes256-gcm@openssh.com"
+#else
+# define AESGCM_CIPHER_MODES
+#endif
+
+#ifdef HAVE_EVP_SHA256
+# define KEX_SHA2_METHODS \
+ "diffie-hellman-group-exchange-sha256," \
+ "diffie-hellman-group16-sha512," \
+ "diffie-hellman-group18-sha512,"
+# define KEX_SHA2_GROUP14 \
+ "diffie-hellman-group14-sha256,"
+#define SHA2_HMAC_MODES \
+ "hmac-sha2-256," \
+ "hmac-sha2-512,"
+#else
+# define KEX_SHA2_METHODS
+# define KEX_SHA2_GROUP14
+# define SHA2_HMAC_MODES
+#endif
+
+#ifdef WITH_OPENSSL
+# ifdef HAVE_EVP_SHA256
+# define KEX_CURVE25519_METHODS \
+ "curve25519-sha256," \
+ "curve25519-sha256@libssh.org,"
+# else
+# define KEX_CURVE25519_METHODS ""
+# endif
+#define KEX_COMMON_KEX \
+ KEX_CURVE25519_METHODS \
+ KEX_ECDH_METHODS \
+ KEX_SHA2_METHODS
+
+#define KEX_SERVER_KEX KEX_COMMON_KEX \
+ KEX_SHA2_GROUP14 \
+ "diffie-hellman-group14-sha1" \
+
+#define KEX_CLIENT_KEX KEX_COMMON_KEX \
+ "diffie-hellman-group-exchange-sha1," \
+ KEX_SHA2_GROUP14 \
+ "diffie-hellman-group14-sha1"
+
+#define KEX_DEFAULT_PK_ALG \
+ HOSTKEY_ECDSA_CERT_METHODS \
+ "ssh-ed25519-cert-v01@openssh.com," \
+ "rsa-sha2-512-cert-v01@openssh.com," \
+ "rsa-sha2-256-cert-v01@openssh.com," \
+ "ssh-rsa-cert-v01@openssh.com," \
+ HOSTKEY_ECDSA_METHODS \
+ "ssh-ed25519," \
+ "rsa-sha2-512," \
+ "rsa-sha2-256," \
+ "ssh-rsa"
+
+/* the actual algorithms */
+
+#define KEX_SERVER_ENCRYPT \
+ "chacha20-poly1305@openssh.com," \
+ "aes128-ctr,aes192-ctr,aes256-ctr" \
+ AESGCM_CIPHER_MODES
+
+#define KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
+
+#define KEX_SERVER_MAC \
+ "umac-64-etm@openssh.com," \
+ "umac-128-etm@openssh.com," \
+ "hmac-sha2-256-etm@openssh.com," \
+ "hmac-sha2-512-etm@openssh.com," \
+ "hmac-sha1-etm@openssh.com," \
+ "umac-64@openssh.com," \
+ "umac-128@openssh.com," \
+ "hmac-sha2-256," \
+ "hmac-sha2-512," \
+ "hmac-sha1"
+
+#define KEX_CLIENT_MAC KEX_SERVER_MAC
+
+/* Not a KEX value, but here so all the algorithm defaults are together */
+#define SSH_ALLOWED_CA_SIGALGS \
+ "ecdsa-sha2-nistp256," \
+ "ecdsa-sha2-nistp384," \
+ "ecdsa-sha2-nistp521," \
+ "ssh-ed25519," \
+ "rsa-sha2-512," \
+ "rsa-sha2-256," \
+ "ssh-rsa"
+
+#else /* WITH_OPENSSL */
+
+#define KEX_SERVER_KEX \
+ "curve25519-sha256," \
+ "curve25519-sha256@libssh.org"
+#define KEX_DEFAULT_PK_ALG \
+ "ssh-ed25519-cert-v01@openssh.com," \
+ "ssh-ed25519"
+#define KEX_SERVER_ENCRYPT \
+ "chacha20-poly1305@openssh.com," \
+ "aes128-ctr,aes192-ctr,aes256-ctr"
+#define KEX_SERVER_MAC \
+ "umac-64-etm@openssh.com," \
+ "umac-128-etm@openssh.com," \
+ "hmac-sha2-256-etm@openssh.com," \
+ "hmac-sha2-512-etm@openssh.com," \
+ "hmac-sha1-etm@openssh.com," \
+ "umac-64@openssh.com," \
+ "umac-128@openssh.com," \
+ "hmac-sha2-256," \
+ "hmac-sha2-512," \
+ "hmac-sha1"
+
+#define KEX_CLIENT_KEX KEX_SERVER_KEX
+#define KEX_CLIENT_ENCRYPT KEX_SERVER_ENCRYPT
+#define KEX_CLIENT_MAC KEX_SERVER_MAC
+
+#define SSH_ALLOWED_CA_SIGALGS "ssh-ed25519"
+
+#endif /* WITH_OPENSSL */
+
+#define KEX_DEFAULT_COMP "none,zlib@openssh.com"
+#define KEX_DEFAULT_LANG ""
+
+#define KEX_CLIENT \
+ KEX_CLIENT_KEX, \
+ KEX_DEFAULT_PK_ALG, \
+ KEX_CLIENT_ENCRYPT, \
+ KEX_CLIENT_ENCRYPT, \
+ KEX_CLIENT_MAC, \
+ KEX_CLIENT_MAC, \
+ KEX_DEFAULT_COMP, \
+ KEX_DEFAULT_COMP, \
+ KEX_DEFAULT_LANG, \
+ KEX_DEFAULT_LANG
+
+#define KEX_SERVER \
+ KEX_SERVER_KEX, \
+ KEX_DEFAULT_PK_ALG, \
+ KEX_SERVER_ENCRYPT, \
+ KEX_SERVER_ENCRYPT, \
+ KEX_SERVER_MAC, \
+ KEX_SERVER_MAC, \
+ KEX_DEFAULT_COMP, \
+ KEX_DEFAULT_COMP, \
+ KEX_DEFAULT_LANG, \
+ KEX_DEFAULT_LANG
+