xref: /freebsd-src/contrib/pf/pflogd/pflogd.h (revision fc515400ab05695df359c4b4d5fab9285a642699)
1*67ecd4f3SMax Laier /*	$OpenBSD: pflogd.h,v 1.3 2006/01/15 16:38:04 canacar Exp $ */
2abff3868SMax Laier 
3abff3868SMax Laier /*
4abff3868SMax Laier  * Copyright (c) 2003 Can Erkin Acar
5abff3868SMax Laier  *
6abff3868SMax Laier  * Permission to use, copy, modify, and distribute this software for any
7abff3868SMax Laier  * purpose with or without fee is hereby granted, provided that the above
8abff3868SMax Laier  * copyright notice and this permission notice appear in all copies.
9abff3868SMax Laier  *
10abff3868SMax Laier  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11abff3868SMax Laier  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12abff3868SMax Laier  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13abff3868SMax Laier  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14abff3868SMax Laier  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15abff3868SMax Laier  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16abff3868SMax Laier  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17abff3868SMax Laier  */
18abff3868SMax Laier 
19abff3868SMax Laier #include <sys/limits.h>
20abff3868SMax Laier #include <pcap.h>
21abff3868SMax Laier 
22abff3868SMax Laier #define DEF_SNAPLEN 116		/* default plus allow for larger header of pflog */
23abff3868SMax Laier #define PCAP_TO_MS 500		/* pcap read timeout (ms) */
24abff3868SMax Laier #define PCAP_NUM_PKTS 1000	/* max number of packets to process at each loop */
25abff3868SMax Laier #define PCAP_OPT_FIL 1		/* filter optimization */
26abff3868SMax Laier #define FLUSH_DELAY 60		/* flush delay */
27abff3868SMax Laier 
28abff3868SMax Laier #define PFLOGD_LOG_FILE		"/var/log/pflog"
29abff3868SMax Laier #define PFLOGD_DEFAULT_IF	"pflog0"
30abff3868SMax Laier 
31abff3868SMax Laier #define PFLOGD_MAXSNAPLEN	INT_MAX
32abff3868SMax Laier #define PFLOGD_BUFSIZE		65536	/* buffer size for incoming packets */
33abff3868SMax Laier 
34abff3868SMax Laier void  logmsg(int priority, const char *message, ...);
35abff3868SMax Laier 
36abff3868SMax Laier /* Privilege separation */
37abff3868SMax Laier int	priv_init(void);
38abff3868SMax Laier int	priv_set_snaplen(int snaplen);
39abff3868SMax Laier int	priv_open_log(void);
40*67ecd4f3SMax Laier int	priv_move_log(void);
41abff3868SMax Laier pcap_t *pcap_open_live_fd(int fd, int snaplen, char *ebuf);
42abff3868SMax Laier 
43abff3868SMax Laier void set_pcap_filter(void);
44abff3868SMax Laier /* File descriptor send/recv */
45abff3868SMax Laier void send_fd(int, int);
46abff3868SMax Laier int  receive_fd(int);
47abff3868SMax Laier 
48abff3868SMax Laier extern int Debug;
49