From 4ecb7cb4f2d82e6177c4bc36ce37380cc31dffcf Mon Sep 17 00:00:00 2001 From: Guy Harris Date: Tue, 26 Aug 2003 07:10:39 +0000 Subject: From Jesper Peterson: support for Endace ERF file format. svn path=/trunk/; revision=8272 --- wiretap/erf.h | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 wiretap/erf.h (limited to 'wiretap/erf.h') diff --git a/wiretap/erf.h b/wiretap/erf.h new file mode 100644 index 0000000000..ff9daa2dbd --- /dev/null +++ b/wiretap/erf.h @@ -0,0 +1,101 @@ +/* +* +* 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. +* +* $Id: erf.h,v 1.1 2003/08/26 07:10:38 guy Exp $ +*/ + +#ifndef __W_ERF_H__ +#define __W_ERF_H__ + +/* Record type defines */ +#define TYPE_LEGACY 0 +#define TYPE_HDLC_POS 1 +#define TYPE_ETH 2 +#define TYPE_ATM 3 +#define TYPE_AAL5 4 + + /* + * The timestamp is 64bit unsigned fixed point little-endian value with + * 32 bits for second and 32 bits for fraction. For portablility it is + * given as two 32 bit valies here, ts[1] == secs, ts[0] == fraction + */ +#ifdef G_HAVE_GINT64 +typedef guint64 erf_timestamp_t; +#else +typedef guint32 erf_timestamp_t[2]; +#endif + +typedef struct erf_record { + erf_timestamp_t ts; + guint8 type; + guint8 flags; + guint16 rlen; + guint16 lctr; + guint16 wlen; +} erf_header_t; + +#define MAX_RECORD_LEN 0x10000 /* 64k */ +#define RECORDS_FOR_ERF_CHECK 3 +#define FCS_BITS 32 + +#ifndef min +#define min(a, b) ((a) > (b) ? (b) : (a)) +#endif + +/* + * ATM snaplength + */ +#define ATM_SNAPLEN 48 + +/* + * Size of ATM payload + */ +#define ATM_SLEN(h, e) ATM_SNAPLEN +#define ATM_WLEN(h, e) ATM_SNAPLEN + +/* + * Size of Ethernet payload + */ +#define ETHERNET_WLEN(h, e) (g_htons((h)->wlen)) +#define ETHERNET_SLEN(h, e) min(ETHERNET_WLEN(h, e), g_htons((h)->rlen) - sizeof(*(h)) - 2) + +/* + * Size of HDLC payload + */ +#define HDLC_WLEN(h, e) (g_htons((h)->wlen)) +#define HDLC_SLEN(h, e) min(HDLC_WLEN(h, e), g_htons((h)->rlen) - sizeof(*(h))) + +int erf_open(wtap *wth, int *err); + +#endif /* __W_ERF_H__ */ -- cgit v1.2.1