The Tcpdump Group git mirrors - tcpdump/blob - print-calm-fast.c

   1 /*
   2  * Copyright (c) 2013 The TCPDUMP project
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that: (1) source code
   6  * distributions retain the above copyright notice and this paragraph
   7  * in its entirety, and (2) distributions including binary code include
   8  * the above copyright notice and this paragraph in its entirety in
   9  * the documentation or other materials provided with the distribution.
  10  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
  11  * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
  12  * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  13  * FOR A PARTICULAR PURPOSE.
  14  *
  15  * Original code by Ola Martin Lykkja (ola.lykkja@q-free.com)
  16  */
  17
  18 #ifdef HAVE_CONFIG_H
  19 #include "config.h"
  20 #endif
  21
  22 #include <tcpdump-stdinc.h>
  23
  24 #include <pcap.h>
  25 #include <stdio.h>
  26 #include <string.h>
  27
  28 #include "interface.h"
  29 #include "extract.h"
  30 #include "addrtoname.h"
  31
  32 /*
  33    ISO 29281:2009
  34    Intelligent Transport Systems . Communications access for land mobiles (CALM)
  35    CALM non-IP networking
  36 */
  37
  38 /*
  39  * This is the top level routine of the printer.  'bp' points
  40  * to the calm header of the packet.
  41  */
  42 void
  43 calm_fast_print(netdissect_options *ndo, const u_char *eth, const u_char *bp, u_int length)
  44 {
  45         printf("CALM FAST src:%s; ", etheraddr_string(eth+6));
  46
  47         int srcNwref = bp[0];
  48         int dstNwref = bp[1];
  49         length -= 2;
  50         bp += 2;
  51
  52         printf("SrcNwref:%d; ", srcNwref);
  53         printf("DstNwref:%d; ", dstNwref);
  54
  55         if (ndo->ndo_vflag)
  56                 default_print(bp, length);
  57 }
  58
  59
  60 /*
  61  * Local Variables:
  62  * c-style: whitesmith
  63  * c-basic-offset: 8
  64  * End:
  65  */