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 "netdissect.h"
  25 #include "addrtoname.h"
  26
  27 /*
  28    ISO 29281:2009
  29    Intelligent Transport Systems . Communications access for land mobiles (CALM)
  30    CALM non-IP networking
  31 */
  32
  33 /*
  34  * This is the top level routine of the printer.  'bp' points
  35  * to the calm header of the packet.
  36  */
  37 void
  38 calm_fast_print(netdissect_options *ndo, const u_char *eth, const u_char *bp, u_int length)
  39 {
  40         int srcNwref = bp[0];
  41         int dstNwref = bp[1];
  42         length -= 2;
  43         bp += 2;
  44
  45         ND_PRINT((ndo, "CALM FAST src:%s; ", etheraddr_string(eth+6)));
  46         ND_PRINT((ndo, "SrcNwref:%d; ", srcNwref));
  47         ND_PRINT((ndo, "DstNwref:%d; ", dstNwref));
  48
  49         if (ndo->ndo_vflag)
  50                 ndo->ndo_default_print(ndo, bp, length);
  51 }
  52
  53
  54 /*
  55  * Local Variables:
  56  * c-style: whitesmith
  57  * c-basic-offset: 8
  58  * End:
  59  */