freebsd-dev/contrib/ipfilter/pcap.h
1997-02-09 22:50:16 +00:00

36 lines
806 B
C

/*
* (C)opyright 1993-1996 by Darren Reed.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and due credit is given
* to the original author and the contributors.
* $Id: pcap.h,v 2.0.1.1 1997/01/09 15:14:45 darrenr Exp $
*/
/*
* This header file is constructed to match the version described by
* PCAP_VERSION_MAJ.
*
* The structure largely derives from libpcap which wouldn't include
* nicely without bpf.
*/
typedef struct pcap_filehdr {
u_int pc_id;
u_short pc_v_maj;
u_short pc_v_min;
u_int pc_zone;
u_int pc_sigfigs;
u_int pc_slen;
u_int pc_type;
} pcaphdr_t;
#define TCPDUMP_MAGIC 0xa1b2c3d4
#define PCAP_VERSION_MAJ 2
typedef struct pcap_pkthdr {
struct timeval ph_ts;
u_int ph_clen;
u_int ph_len;
} pcappkt_t;