mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-29 12:03:03 +00:00
87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
/* $OpenBSD: print-enc.c,v 1.7 2002/02/19 19:39:40 millert Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1990, 1991, 1993, 1994, 1995, 1996
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that: (1) source code distributions
|
|
* retain the above copyright notice and this paragraph in its entirety, (2)
|
|
* distributions including binary code include the above copyright notice and
|
|
* this paragraph in its entirety in the documentation or other materials
|
|
* provided with the distribution, and (3) all advertising materials mentioning
|
|
* features or use of this software display the following acknowledgement:
|
|
* ``This product includes software developed by the University of California,
|
|
* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
|
|
* the University nor the names of its contributors may be used to endorse
|
|
* or promote products derived from this software without specific prior
|
|
* written permission.
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static const char rcsid[] _U_ =
|
|
"@(#) $Header: /tcpdump/master/tcpdump/print-enc.c,v 1.4 2005/04/06 21:32:39 mcr Exp $ (LBL)";
|
|
#endif
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <tcpdump-stdinc.h>
|
|
|
|
#include <pcap.h>
|
|
|
|
#include "interface.h"
|
|
#include "addrtoname.h"
|
|
|
|
#include "enc.h"
|
|
|
|
#define ENC_PRINT_TYPE(wh, xf, nam) \
|
|
if ((wh) & (xf)) { \
|
|
printf("%s%s", nam, (wh) == (xf) ? "): " : ","); \
|
|
(wh) &= ~(xf); \
|
|
}
|
|
|
|
u_int
|
|
enc_if_print(const struct pcap_pkthdr *h, register const u_char *p)
|
|
{
|
|
register u_int length = h->len;
|
|
register u_int caplen = h->caplen;
|
|
int flags;
|
|
const struct enchdr *hdr;
|
|
|
|
if (caplen < ENC_HDRLEN) {
|
|
printf("[|enc]");
|
|
goto out;
|
|
}
|
|
|
|
hdr = (struct enchdr *)p;
|
|
flags = hdr->flags;
|
|
if (flags == 0)
|
|
printf("(unprotected): ");
|
|
else
|
|
printf("(");
|
|
ENC_PRINT_TYPE(flags, M_AUTH, "authentic");
|
|
ENC_PRINT_TYPE(flags, M_CONF, "confidential");
|
|
/* ENC_PRINT_TYPE(flags, M_TUNNEL, "tunnel"); */
|
|
printf("SPI 0x%08x: ", (u_int32_t)ntohl(hdr->spi));
|
|
|
|
length -= ENC_HDRLEN;
|
|
/* XXX - use the address family */
|
|
ip_print(gndo, p + ENC_HDRLEN, length);
|
|
|
|
out:
|
|
return (ENC_HDRLEN);
|
|
}
|
|
|
|
|
|
/*
|
|
* Local Variables:
|
|
* c-style: whitesmith
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|