log.h revision 1.15 
1/*	$OpenBSD: log.h,v 1.15 2003/06/03 14:28:16 ho Exp $	*/
2/*	$EOM: log.h,v 1.19 2000/03/30 14:27:23 ho Exp $	*/
3
4/*
5 * Copyright (c) 1998, 1999 Niklas Hallqvist.  All rights reserved.
6 * Copyright (c) 2001, 2002, 2003 H�kan Olsson.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/*
30 * This code was written under funding by Ericsson Radio Systems.
31 */
32
33#ifndef _LOG_H_
34#define _LOG_H_
35
36#include <sys/types.h>
37#include <sys/socket.h>
38#include <sys/uio.h>
39#include <stdio.h>
40
41/*
42 * We cannot do the log strings dynamically sizeable as out of memory is one
43 * of the situations we need to report about.
44 */
45#define LOG_SIZE	200
46
47enum log_classes {
48  LOG_MISC, LOG_TRANSPORT, LOG_MESSAGE, LOG_CRYPTO, LOG_TIMER, LOG_SYSDEP,
49  LOG_SA, LOG_EXCHANGE, LOG_NEGOTIATION, LOG_POLICY, LOG_ENDCLASS
50};
51#define LOG_CLASSES_TEXT \
52  { "Misc", "Trpt", "Mesg", "Cryp", "Timr", "Sdep", "SA  ", "Exch", "Negt", \
53    "Plcy" }
54
55/*
56 * "Class" LOG_REPORT will always be logged to the current log channel,
57 * regardless of level.
58 */
59#define LOG_PRINT  -1
60#define LOG_REPORT -2
61
62#ifdef USE_DEBUG
63
64#define LOG_DBG(x)	log_debug x
65#define LOG_DBG_BUF(x)	log_debug_buf x
66
67extern void log_debug (int, int, const char *, ...)
68     __attribute__ ((__format__ (__printf__, 3, 4)));
69extern void log_debug_buf (int, int, const char *, const u_int8_t *, size_t);
70extern void log_debug_cmd (int, int);
71extern void log_debug_toggle (void);
72
73#define PCAP_FILE_DEFAULT "/var/run/isakmpd.pcap"
74extern void log_packet_init (char *);
75extern void log_packet_iov (struct sockaddr *, struct sockaddr *,
76			    struct iovec *, int);
77extern void log_packet_restart (char *);
78extern void log_packet_stop (void);
79
80#else /* !USE_DEBUG */
81
82#define LOG_DBG(x)
83#define LOG_DBG_BUF(x)
84
85#endif /* USE_DEBUG */
86
87extern FILE *log_current (void);
88extern void log_error (const char *, ...)
89     __attribute__ ((__format__ (__printf__, 1, 2)));
90extern void log_fatal (const char *, ...)
91     __attribute__ ((__format__ (__printf__, 1, 2)));
92extern void log_print (const char *, ...)
93     __attribute__ ((__format__ (__printf__, 1, 2)));
94extern void log_to (FILE *);
95extern void log_init (void);
96
97#endif /* _LOG_H_ */
98