audit.h revision 323134 
1/*
2 * Copyright (c) 2004, 2005 Darren Tucker.  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#ifndef _SSH_AUDIT_H
26# define _SSH_AUDIT_H
27
28#include "loginrec.h"
29
30enum ssh_audit_event_type {
31	SSH_LOGIN_EXCEED_MAXTRIES,
32	SSH_LOGIN_ROOT_DENIED,
33	SSH_AUTH_SUCCESS,
34	SSH_AUTH_FAIL_NONE,
35	SSH_AUTH_FAIL_PASSWD,
36	SSH_AUTH_FAIL_KBDINT,	/* keyboard-interactive or challenge-response */
37	SSH_AUTH_FAIL_PUBKEY,	/* ssh2 pubkey or ssh1 rsa */
38	SSH_AUTH_FAIL_HOSTBASED,	/* ssh2 hostbased or ssh1 rhostsrsa */
39	SSH_AUTH_FAIL_GSSAPI,
40	SSH_INVALID_USER,
41	SSH_NOLOGIN,		/* denied by /etc/nologin, not implemented */
42	SSH_CONNECTION_CLOSE,	/* closed after attempting auth or session */
43	SSH_CONNECTION_ABANDON,	/* closed without completing auth */
44	SSH_AUDIT_UNKNOWN
45};
46typedef enum ssh_audit_event_type ssh_audit_event_t;
47
48void	audit_connection_from(const char *, int);
49void	audit_event(ssh_audit_event_t);
50void	audit_session_open(struct logininfo *);
51void	audit_session_close(struct logininfo *);
52void	audit_run_command(const char *);
53ssh_audit_event_t audit_classify_auth(const char *);
54
55#endif /* _SSH_AUDIT_H */
56