xref: /titanic_41/usr/src/cmd/ssh/include/sshconnect.h (revision d2b5b2d357ee3172eacb6860be1891259902203d)
1 /*
2  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23  */
24 /*
25  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms.
27  */
28 
29 /*	$OpenBSD: sshconnect.h,v 1.17 2002/06/19 00:27:55 deraadt Exp $	*/
30 
31 #ifndef	_SSHCONNECT_H
32 #define	_SSHCONNECT_H
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 typedef struct Sensitive Sensitive;
39 struct Sensitive {
40 	Key	**keys;
41 	int	nkeys;
42 	int	external_keysign;
43 };
44 
45 int
46 ssh_connect(const char *, struct sockaddr_storage *, ushort_t, int, int,
47     int, const char *);
48 
49 void
50 ssh_login(Sensitive *, const char *, struct sockaddr *, char *);
51 
52 int	 verify_host_key(char *, struct sockaddr *, Key *);
53 int	 accept_host_key(char *, struct sockaddr *, Key *);
54 
55 void	 ssh_kex(char *, struct sockaddr *);
56 void	 ssh_kex2(char *, struct sockaddr *);
57 
58 void	 ssh_userauth1(const char *, const char *, char *, Sensitive *);
59 void	 ssh_userauth2(const char *, const char *, char *, Sensitive *);
60 
61 void	 ssh_put_password(char *);
62 
63 
64 /*
65  * Macros to raise/lower permissions.
66  */
67 #define	PRIV_START do {				\
68 	int save_errno = errno;			\
69 	(void) seteuid(original_effective_uid);	\
70 	errno = save_errno;			\
71 } while (0)
72 
73 #define	PRIV_END do {				\
74 	int save_errno = errno;			\
75 	(void) seteuid(original_real_uid);	\
76 	errno = save_errno;			\
77 } while (0)
78 
79 #ifdef __cplusplus
80 }
81 #endif
82 
83 #endif /* _SSHCONNECT_H */
84