| /* $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 1.6 2008-11-18 07:35:32 guy Exp $ (LBL)"; |
| #endif |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include <tcpdump-stdinc.h> |
| |
| #include <pcap.h> |
| |
| #include "interface.h" |
| #include "extract.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: ", EXTRACT_32BITS(&hdr->spi)); |
| |
| length -= ENC_HDRLEN; |
| caplen -= ENC_HDRLEN; |
| p += ENC_HDRLEN; |
| |
| switch (hdr->af) { |
| case AF_INET: |
| ip_print(gndo, p, length); |
| break; |
| #ifdef INET6 |
| case AF_INET6: |
| ip6_print(gndo, p, length); |
| break; |
| #endif /*INET6*/ |
| } |
| |
| out: |
| return (ENC_HDRLEN); |
| } |
| |
| |
| /* |
| * Local Variables: |
| * c-style: whitesmith |
| * c-basic-offset: 8 |
| * End: |
| */ |