epan/dissectors/packet-isis.h

   1 /* packet-isis.h
   2  * Defines and such for core isis protcol decode.
   3  *
   4  * $Id$
   5  * Stuart Stanley <stuarts@mxmail.net>
   6  *
   7  * Wireshark - Network traffic analyzer
   8  * By Gerald Combs <gerald@wireshark.org>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  24  */
  25
  26 #ifndef _PACKET_ISIS_H
  27 #define _PACKET_ISIS_H
  28
  29 /*
  30  * The version we support is 1
  31  */
  32 #define ISIS_REQUIRED_VERSION 1
  33
  34 /*
  35  * ISIS type field values
  36  */
  37 #define ISIS_TYPE_L1_HELLO  15
  38 #define ISIS_TYPE_L2_HELLO  16
  39 #define ISIS_TYPE_PTP_HELLO 17
  40 #define ISIS_TYPE_L1_LSP    18
  41 #define ISIS_TYPE_L2_LSP    20
  42 #define ISIS_TYPE_L1_CSNP   24
  43 #define ISIS_TYPE_L2_CSNP   25
  44 #define ISIS_TYPE_L1_PSNP   26
  45 #define ISIS_TYPE_L2_PSNP   27
  46
  47 #define ISIS_TYPE_MASK      0x1f
  48 #define ISIS_R8_MASK        0x80
  49 #define ISIS_R7_MASK        0x40
  50 #define ISIS_R6_MASK        0x20
  51
  52 /*
  53  * published API functions
  54  */
  55
  56 extern char *isis_address_to_string(tvbuff_t *tvb, int offset, int len);
  57 extern void isis_dissect_unknown(tvbuff_t *tvb, proto_tree *tree, int offset,
  58         const char *fmat, ...);
  59
  60 #endif /* _PACKET_ISIS_H */