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99 lines
2.9 KiB
C
99 lines
2.9 KiB
C
/*
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* Copyright (c) 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the Computer Systems
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* Engineering Group at Lawrence Berkeley Laboratory.
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* 4. Neither the name of the University nor of the Laboratory may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#) $Header: pcap-int.h,v 1.7 94/06/14 20:03:33 leres Exp $ (LBL)
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*/
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#ifndef pcap_int_h
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#define pcap_int_h
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#include <pcap.h>
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/*
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* Savefile
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*/
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struct pcap_sf {
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FILE *rfile;
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int swapped;
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int version_major;
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int version_minor;
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u_char *base;
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};
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struct pcap_md {
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struct pcap_stat stat;
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#ifdef PCAP_PF
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int use_bpf;
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u_long TotPkts; /* can't oflow for 79 hrs on ether */
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u_long TotAccepted; /* count accepted by filter */
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u_long TotDrops; /* count of dropped packets */
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long TotMissed; /* missed by i/f during this run */
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long OrigMissed; /* missed by i/f before this run */
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#endif
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};
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struct pcap {
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int fd;
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int snapshot;
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int linktype;
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int tzoff; /* timezone offset */
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struct pcap_sf sf;
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struct pcap_md md;
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/*
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* Read buffer.
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*/
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int bufsize;
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u_char *buffer;
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u_char *bp;
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int cc;
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/*
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* Place holder for pcap_next().
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*/
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u_char *pkt;
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/*
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* Placeholder for filter code if bpf not in kernel.
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*/
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struct bpf_program fcode;
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char errbuf[PCAP_ERRBUF_SIZE];
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};
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/* XXX should these be in pcap.h? */
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int pcap_offline_read(pcap_t *, int, pcap_handler, u_char *);
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int pcap_read(pcap_t *, int cnt, pcap_handler, u_char *);
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#endif
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