1/*	$NetBSD: pflogd.h,v 1.4 2008/06/18 09:06:26 yamt Exp $	*/
2/*	$OpenBSD: pflogd.h,v 1.3 2006/01/15 16:38:04 canacar Exp $ */
3
4/*
5 * Copyright (c) 2003 Can Erkin Acar
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20#ifdef __OpenBSD__
21#include <sys/limits.h>
22#else
23#include <limits.h>
24#endif
25#include <pcap.h>
26
27#define DEF_SNAPLEN 116		/* default plus allow for larger header of pflog */
28#define PCAP_TO_MS 500		/* pcap read timeout (ms) */
29#define PCAP_NUM_PKTS 1000	/* max number of packets to process at each loop */
30#define PCAP_OPT_FIL 1		/* filter optimization */
31#define FLUSH_DELAY 60		/* flush delay */
32
33#define PFLOGD_LOG_FILE		"/var/log/pflog"
34#define PFLOGD_DEFAULT_IF	"pflog0"
35
36#define PFLOGD_MAXSNAPLEN	INT_MAX
37#define PFLOGD_BUFSIZE		65536	/* buffer size for incoming packets */
38
39void  logmsg(int priority, const char *message, ...) __printflike(2, 3);
40
41/* Privilege separation */
42int	priv_init(void);
43int	priv_set_snaplen(int snaplen);
44int	priv_open_log(void);
45int	priv_move_log(void);
46pcap_t *pcap_open_live_fd(int fd, int snaplen, char *ebuf);
47
48void set_pcap_filter(void);
49/* File descriptor send/recv */
50void send_fd(int, int);
51int  receive_fd(int);
52
53extern int Debug;
54