audit.h

   1 /* $Id: audit.h,v 1.4 2011/01/17 10:15:30 dtucker Exp $ */
   2
   3 /*
   4  * Copyright (c) 2004, 2005 Darren Tucker.  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  */
  26
  27 #ifndef _SSH_AUDIT_H
  28 # define _SSH_AUDIT_H
  29
  30 #include "loginrec.h"
  31
  32 enum ssh_audit_event_type {
  33         SSH_LOGIN_EXCEED_MAXTRIES,
  34         SSH_LOGIN_ROOT_DENIED,
  35         SSH_AUTH_SUCCESS,
  36         SSH_AUTH_FAIL_NONE,
  37         SSH_AUTH_FAIL_PASSWD,
  38         SSH_AUTH_FAIL_KBDINT,   /* keyboard-interactive or challenge-response */
  39         SSH_AUTH_FAIL_PUBKEY,   /* ssh2 pubkey or ssh1 rsa */
  40         SSH_AUTH_FAIL_HOSTBASED,        /* ssh2 hostbased or ssh1 rhostsrsa */
  41         SSH_AUTH_FAIL_GSSAPI,
  42         SSH_INVALID_USER,
  43         SSH_NOLOGIN,            /* denied by /etc/nologin, not implemented */
  44         SSH_CONNECTION_CLOSE,   /* closed after attempting auth or session */
  45         SSH_CONNECTION_ABANDON, /* closed without completing auth */
  46         SSH_AUDIT_UNKNOWN
  47 };
  48 typedef enum ssh_audit_event_type ssh_audit_event_t;
  49
  50 void    audit_connection_from(const char *, int);
  51 void    audit_event(ssh_audit_event_t);
  52 void    audit_session_open(struct logininfo *);
  53 void    audit_session_close(struct logininfo *);
  54 void    audit_run_command(const char *);
  55 ssh_audit_event_t audit_classify_auth(const char *);
  56
  57 #endif /* _SSH_AUDIT_H */