dist/tcpdump/ipx.h

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * IPX protocol formats
   5  *
   6  * @(#) Header: /tcpdump/master/tcpdump/ipx.h,v 1.8 2002/12/11 07:13:54 guy Exp
   7  */
   8
   9 /* well-known sockets */
  10 #define IPX_SKT_NCP             0x0451
  11 #define IPX_SKT_SAP             0x0452
  12 #define IPX_SKT_RIP             0x0453
  13 #define IPX_SKT_NETBIOS         0x0455
  14 #define IPX_SKT_DIAGNOSTICS     0x0456
  15 #define IPX_SKT_NWLINK_DGM      0x0553  /* NWLink datagram, may contain SMB */
  16 #define IPX_SKT_EIGRP           0x85be  /* Cisco EIGRP over IPX */
  17
  18 /* IPX transport header */
  19 struct ipxHdr {
  20     u_int16_t   cksum;          /* Checksum */
  21     u_int16_t   length;         /* Length, in bytes, including header */
  22     u_int8_t    tCtl;           /* Transport Control (i.e. hop count) */
  23     u_int8_t    pType;          /* Packet Type (i.e. level 2 protocol) */
  24     u_int16_t   dstNet[2];      /* destination net */
  25     u_int8_t    dstNode[6];     /* destination node */
  26     u_int16_t   dstSkt;         /* destination socket */
  27     u_int16_t   srcNet[2];      /* source net */
  28     u_int8_t    srcNode[6];     /* source node */
  29     u_int16_t   srcSkt;         /* source socket */
  30 };
  31
  32 #define ipxSize 30
  33