4f52dfbb8d
This completely removes client-side support for the SSH 1 protocol, which was already disabled in 12 but is still enabled in 11. For that reason, we will not be able to merge 7.6p1 or newer back to 11.
80 lines
2.8 KiB
C
80 lines
2.8 KiB
C
/* $OpenBSD: sshconnect.h,v 1.31 2017/09/12 06:32:07 djm 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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typedef struct Sensitive Sensitive;
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struct Sensitive {
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struct sshkey **keys;
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int nkeys;
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int external_keysign;
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};
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struct addrinfo;
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struct ssh;
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int ssh_connect(struct ssh *, const char *, struct addrinfo *,
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struct sockaddr_storage *, u_short, int, int, int *, int, int);
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void ssh_kill_proxy_command(void);
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void ssh_login(Sensitive *, const char *, struct sockaddr *, u_short,
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struct passwd *, int);
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void ssh_exchange_identification(int);
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int verify_host_key(char *, struct sockaddr *, struct sshkey *);
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void get_hostfile_hostname_ipaddr(char *, struct sockaddr *, u_short,
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char **, char **);
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void ssh_kex(char *, struct sockaddr *);
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void ssh_kex2(char *, struct sockaddr *, u_short);
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void ssh_userauth1(const char *, const char *, char *, Sensitive *);
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void ssh_userauth2(const char *, const char *, char *, Sensitive *);
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void ssh_put_password(char *);
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int ssh_local_cmd(const char *);
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void maybe_add_key_to_agent(char *, struct sshkey *, char *, char *);
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/*
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* Macros to raise/lower permissions.
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*/
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#define PRIV_START do { \
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int save_errno = errno; \
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if (seteuid(original_effective_uid) != 0) \
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fatal("PRIV_START: seteuid: %s", \
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strerror(errno)); \
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errno = save_errno; \
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} while (0)
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#define PRIV_END do { \
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int save_errno = errno; \
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if (seteuid(original_real_uid) != 0) \
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fatal("PRIV_END: seteuid: %s", \
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strerror(errno)); \
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errno = save_errno; \
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} while (0)
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