text: /*
  *
  * Copyright (c) 2003 Endace Technology Ltd, Hamilton, New Zealand.
  * All rights reserved.
  *
  * This software and documentation has been developed by Endace Technology Ltd.
  * along with the DAG PCI network capture cards. For further information please
  * visit http://www.endace.com/.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *  this list of conditions and the following disclaimer.
  *
  *  2. Redistributions in binary form must reproduce the above copyright
  *  notice, this list of conditions and the following disclaimer in the
  *  documentation and/or other materials provided with the distribution.
  *
  *  3. The name of Endace Technology Ltd may not be used to endorse or promote
  *  products derived from this software without specific prior written
  *  permission.
  *
  * THIS SOFTWARE IS PROVIDED BY ENDACE TECHNOLOGY LTD ``AS IS'' AND ANY EXPRESS
  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  * EVENT SHALL ENDACE TECHNOLOGY LTD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
  
  #ifndef __W_ERF_H__
  #define __W_ERF_H__
  
  #include <glib.h>
  #include <wiretap/wtap.h>
  #include "ws_symbol_export.h"
  
  /* Record type defines */
  #define ERF_TYPE_LEGACY             0
  #define ERF_TYPE_HDLC_POS           1
  #define ERF_TYPE_ETH                2
  #define ERF_TYPE_ATM                3
  #define ERF_TYPE_AAL5               4
  #define ERF_TYPE_MC_HDLC            5
  #define ERF_TYPE_MC_RAW             6
  #define ERF_TYPE_MC_ATM             7
  #define ERF_TYPE_MC_RAW_CHANNEL     8
  #define ERF_TYPE_MC_AAL5            9
  #define ERF_TYPE_COLOR_HDLC_POS     10
  #define ERF_TYPE_COLOR_ETH          11
  #define ERF_TYPE_MC_AAL2            12
  #define ERF_TYPE_IP_COUNTER         13
  #define ERF_TYPE_TCP_FLOW_COUNTER   14
  #define ERF_TYPE_DSM_COLOR_HDLC_POS 15
  #define ERF_TYPE_DSM_COLOR_ETH      16
  #define ERF_TYPE_COLOR_MC_HDLC_POS  17
  #define ERF_TYPE_AAL2               18
  #define ERF_TYPE_INFINIBAND         21
  #define ERF_TYPE_IPV4               22
  #define ERF_TYPE_IPV6               23
  #define ERF_TYPE_RAW_LINK           24
  #define ERF_TYPE_INFINIBAND_LINK    25
  
  #define ERF_TYPE_PAD                48
  
  #define ERF_TYPE_MIN  1   /* sanity checking */
  #define ERF_TYPE_MAX  48  /* sanity checking */
  
   /*
    * The timestamp is 64bit unsigned fixed point little-endian value with
    * 32 bits for second and 32 bits for fraction.
    */
  typedef guint64 erf_timestamp_t;
  
  typedef struct erf_record {
  	erf_timestamp_t	ts;
  	guint8		type;
  	guint8		flags;
  	guint16		rlen;
  	guint16		lctr;
  	guint16		wlen;
  } erf_header_t;
  
  typedef struct erf_mc_hdr {
  	guint32	mc;
  } erf_mc_header_t;
  
  typedef struct erf_eth_hdr {
  	guint16	eth;
  } erf_eth_header_t;
  
  union erf_subhdr {
    struct erf_mc_hdr mc_hdr;
    struct erf_eth_hdr eth_hdr;
  };
  
  #define MIN_RECORDS_FOR_ERF_CHECK 3
  #define RECORDS_FOR_ERF_CHECK 20
  #define FCS_BITS	32
  
  int erf_open(wtap *wth, int *err, gchar **err_info);
  int erf_dump_can_write_encap(int encap);
  int erf_dump_open(wtap_dumper *wdh, int *err);
  
  int erf_populate_interfaces(wtap *wth);
  
  #endif /* __W_ERF_H__ */
  