1/*
2 * Copyright (c) 1994, 1995, 1996
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the Computer Systems
16 *	Engineering Group at Lawrence Berkeley Laboratory.
17 * 4. Neither the name of the University nor of the Laboratory may be used
18 *    to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#) $Header: /ramdisk/repositories/20_cvs_clean_up/2011-02-11_sj/src/router/ppp/include/pcap-int.h,v 1.1.1.1 2001-08-08 00:42:33 mhuang Exp $ (LBL)
34 */
35
36#ifndef pcap_int_h
37#define pcap_int_h
38
39#include <pcap.h>
40
41/*
42 * Savefile
43 */
44struct pcap_sf {
45	FILE *rfile;
46	int swapped;
47	int version_major;
48	int version_minor;
49	u_char *base;
50};
51
52struct pcap_md {
53	struct pcap_stat stat;
54	int use_bpf;
55	u_long	TotPkts;	/* can't oflow for 79 hrs on ether */
56	u_long	TotAccepted;	/* count accepted by filter */
57	u_long	TotDrops;	/* count of dropped packets */
58	long	TotMissed;	/* missed by i/f during this run */
59	long	OrigMissed;	/* missed by i/f before this run */
60#ifdef linux
61	int pad;
62	int skip;
63	char *device;
64#endif
65};
66
67struct pcap {
68	int fd;
69	int snapshot;
70	int linktype;
71	int tzoff;		/* timezone offset */
72	int offset;		/* offset for proper alignment */
73
74	struct pcap_sf sf;
75	struct pcap_md md;
76
77	/*
78	 * Read buffer.
79	 */
80	int bufsize;
81	u_char *buffer;
82	u_char *bp;
83	int cc;
84
85	/*
86	 * Place holder for pcap_next().
87	 */
88	u_char *pkt;
89
90
91	/*
92	 * Placeholder for filter code if bpf not in kernel.
93	 */
94	struct bpf_program fcode;
95
96	char errbuf[PCAP_ERRBUF_SIZE];
97};
98
99int	yylex(void);
100
101#ifndef min
102#define min(a, b) ((a) > (b) ? (b) : (a))
103#endif
104
105int	pcap_offline_read(pcap_t *, int, pcap_handler, u_char *);
106int	pcap_read(pcap_t *, int cnt, pcap_handler, u_char *);
107
108/* Ultrix pads to make everything line up on a nice boundary */
109#if defined(ultrix) || defined(__alpha)
110#define       PCAP_FDDIPAD 3
111#endif
112
113extern	int pcap_fddipad;
114#endif
115