1/* $NetBSD: pflogd.h,v 1.4.20.1 2012/03/05 19:12:08 sborrill 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