plugins/epan/ethercat/packet-ethercat-datagram.h

   1 /* packet-ethercat-datagram.h
   2  *
   3  * Copyright (c) 2007 by Beckhoff Automation GmbH
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * SPDX-License-Identifier: GPL-2.0-or-later
  10  */
  11 #ifndef _PACKET_ETHERCAT_DATAGRAM_
  12 #define _PACKET_ETHERCAT_DATAGRAM_
  13
  14 /* structure for decoding the header -----------------------------------------*/
  15 typedef union
  16 {
  17    struct
  18    {
  19       uint16_t adp;
  20       uint16_t ado;
  21    } a;
  22    uint32_t addr;
  23 } EcParserAddrUnion;
  24
  25 typedef struct _EcParser
  26 {
  27    uint8_t cmd;
  28    uint8_t idx;
  29    EcParserAddrUnion anAddrUnion;
  30    uint16_t len;
  31    uint16_t intr;
  32 } EcParserHDR, *PEcParserHDR;
  33
  34 #define EcParserHDR_Len 10/*sizeof(EcParserHDR)*/
  35
  36 #endif /* _PACKET_ETHERCAT_DATAGRAM_ */