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b1a7bd21ad
Previously, not all of the host keys algorithms were used for algorithm
negotiation. This verifies the algorithms list is sane and ordered
with the key types from known hosts in the first place.
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit bdb3bb9ccd)
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
/*
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* This file is part of the SSH Library
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*
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* Copyright (c) 2009 by Aris Adamantiadis
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef KEX_H_
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#define KEX_H_
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#include "libssh/priv.h"
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#include "libssh/callbacks.h"
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#define SSH_KEX_METHODS 10
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struct ssh_kex_struct {
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unsigned char cookie[16];
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char *methods[SSH_KEX_METHODS];
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};
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SSH_PACKET_CALLBACK(ssh_packet_kexinit);
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int ssh_send_kex(ssh_session session, int server_kex);
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void ssh_list_kex(struct ssh_kex_struct *kex);
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int ssh_set_client_kex(ssh_session session);
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int ssh_kex_select_methods(ssh_session session);
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int ssh_verify_existing_algo(enum ssh_kex_types_e algo, const char *name);
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char *ssh_keep_known_algos(enum ssh_kex_types_e algo, const char *list);
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char **ssh_space_tokenize(const char *chain);
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int ssh_get_kex1(ssh_session session);
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char *ssh_find_matching(const char *in_d, const char *what_d);
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const char *ssh_kex_get_supported_method(uint32_t algo);
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const char *ssh_kex_get_default_methods(uint32_t algo);
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const char *ssh_kex_get_description(uint32_t algo);
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char *ssh_client_select_hostkeys(ssh_session session);
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#endif /* KEX_H_ */
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