forked from osmocom/wireshark
669db206cb
Also move ncp222.py, x11-fields, process-x11-fields.pl, make-reg-dotc, and make-reg-dotc.py. Adjust #include lines in files that include packet-*.h files. svn path=/trunk/; revision=11410
61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/* packet-esis.h
|
|
* Defines and such for ESIS protocol decode.
|
|
*
|
|
* $Id$
|
|
* Ralf Schneider <Ralf.Schneider@t-online.de>
|
|
*
|
|
* Ethereal - Network traffic analyzer
|
|
* By Gerald Combs <gerald@zing.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
*
|
|
*/
|
|
|
|
#ifndef _PACKET_ESIS_H
|
|
#define _PACKET_ESIS_H
|
|
|
|
/* The version we support is 1 */
|
|
#define ESIS_REQUIRED_VERSION 1
|
|
|
|
/* ESIS PDU types */
|
|
#define ESIS_ESH_PDU 02
|
|
#define ESIS_ISH_PDU 04
|
|
#define ESIS_RD_PDU 06
|
|
|
|
/* The length of the fixed part */
|
|
#define ESIS_HDR_FIXED_LENGTH 9
|
|
|
|
/* Inline Defines for masking */
|
|
#define esis_type esis_type_reserved&OSI_PDU_TYPE_MASK
|
|
#define esis_r8 esis_type_reserved&BIT_8
|
|
#define esis_r7 esis_type_reserved&BIT_7
|
|
#define esis_r6 esis_type_reserved&BIT_6
|
|
|
|
/* The fixed part (9 octets) of the ESIS protocol header */
|
|
typedef struct {
|
|
guint8 esis_nlpi; /* Network Layer Protocol Identifier == 0x82 */
|
|
guint8 esis_length; /* Header ( PDU too, NoData ) length in octets */
|
|
guint8 esis_version; /* ISIS version, must be 0x01 */
|
|
guint8 esis_reserved; /* reserved byte, must be 0 */
|
|
guint8 esis_type_reserved; /* packet type & MS-Bits (8-6) reserved */
|
|
guint8 esis_holdtime[2]; /* Maximum time (sec) this PDU is valid */
|
|
guint8 esis_checksum[2]; /* Computed on whole PDU Header, 0 means ignore */
|
|
} esis_hdr_t;
|
|
|
|
#endif /* _PACKET_ESIS_H */
|