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author | bms <bms@FreeBSD.org> | 2004-03-31 09:17:26 +0000 |
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committer | bms <bms@FreeBSD.org> | 2004-03-31 09:17:26 +0000 |
commit | 281e9d71408deb6e8c5046c746c2e97002b0e7fe (patch) | |
tree | eb08e08f0f875c3b16f8e1aec86091f100906f1c /contrib/tcpdump/print-enc.c | |
parent | be6faec6d07fc3a2a54836e76d0309c36192dfad (diff) | |
download | FreeBSD-src-281e9d71408deb6e8c5046c746c2e97002b0e7fe.zip FreeBSD-src-281e9d71408deb6e8c5046c746c2e97002b0e7fe.tar.gz |
Import tcpdump 3.8.3, from http://www.tcpdump.org/releases/tcpdump-3.8.3.tar.gz
Diffstat (limited to 'contrib/tcpdump/print-enc.c')
-rw-r--r-- | contrib/tcpdump/print-enc.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/contrib/tcpdump/print-enc.c b/contrib/tcpdump/print-enc.c new file mode 100644 index 0000000..c7196e7 --- /dev/null +++ b/contrib/tcpdump/print-enc.c @@ -0,0 +1,78 @@ +/* $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 1.1.2.2 2003/11/16 08:51:19 guy 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(p + ENC_HDRLEN, length); + +out: + return (ENC_HDRLEN); +} |