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Damien Millerd27b9472005-12-13 19:29:02 +11001/* $OpenBSD: sshconnect.h,v 1.18 2005/12/06 22:38:28 reyk Exp $ */
Ben Lindstrom36579d32001-01-29 07:39:26 +00002
Damien Millere4340be2000-09-16 13:29:08 +11003/*
4 * Copyright (c) 2000 Markus Friedl. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
Damien Millereba71ba2000-04-29 23:57:08 +100026#ifndef SSHCONNECT_H
27#define SSHCONNECT_H
Ben Lindstrom5eabda32001-04-12 23:34:34 +000028
Ben Lindstrom1bad2562002-06-06 19:57:33 +000029typedef struct Sensitive Sensitive;
30struct Sensitive {
Ben Lindstromcb72e4f2002-06-21 00:41:51 +000031 Key **keys;
32 int nkeys;
33 int external_keysign;
Ben Lindstrom1bad2562002-06-06 19:57:33 +000034};
35
Ben Lindstrom226cfa02001-01-22 05:34:40 +000036int
Damien Miller139d4cd2001-10-10 15:07:44 +100037ssh_connect(const char *, struct sockaddr_storage *, u_short, int, int,
Ben Lindstromf9c48842002-06-11 16:37:51 +000038 int, const char *);
Ben Lindstrom226cfa02001-01-22 05:34:40 +000039
Ben Lindstrom226cfa02001-01-22 05:34:40 +000040void
Ben Lindstrom1bad2562002-06-06 19:57:33 +000041ssh_login(Sensitive *, const char *, struct sockaddr *, struct passwd *);
Damien Millereba71ba2000-04-29 23:57:08 +100042
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000043int verify_host_key(char *, struct sockaddr *, Key *);
Damien Millereba71ba2000-04-29 23:57:08 +100044
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000045void ssh_kex(char *, struct sockaddr *);
46void ssh_kex2(char *, struct sockaddr *);
Ben Lindstrom5eabda32001-04-12 23:34:34 +000047
Ben Lindstrom1bad2562002-06-06 19:57:33 +000048void ssh_userauth1(const char *, const char *, char *, Sensitive *);
49void ssh_userauth2(const char *, const char *, char *, Sensitive *);
Damien Millereba71ba2000-04-29 23:57:08 +100050
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000051void ssh_put_password(char *);
Damien Millerd27b9472005-12-13 19:29:02 +110052int ssh_local_cmd(const char *);
Ben Lindstromf9c48842002-06-11 16:37:51 +000053
54/*
55 * Macros to raise/lower permissions.
56 */
Ben Lindstromcb72e4f2002-06-21 00:41:51 +000057#define PRIV_START do { \
58 int save_errno = errno; \
59 (void)seteuid(original_effective_uid); \
60 errno = save_errno; \
Ben Lindstromf9c48842002-06-11 16:37:51 +000061} while (0)
62
Ben Lindstromcb72e4f2002-06-21 00:41:51 +000063#define PRIV_END do { \
64 int save_errno = errno; \
65 (void)seteuid(original_real_uid); \
66 errno = save_errno; \
Ben Lindstromf9c48842002-06-11 16:37:51 +000067} while (0)
68
Damien Millereba71ba2000-04-29 23:57:08 +100069#endif