epan/dissectors/packet-osi.h

   1 /* packet-osi.h
   2  *
   3  * $Id$
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22 */
  23
  24 #ifndef _PACKET_OSI_H
  25 #define _PACKET_OSI_H
  26
  27 #include <epan/osi-utils.h>
  28
  29 #define PDU_TYPE_ESIS_ESH       100
  30 #define PDU_TYPE_ESIS_ISH       101
  31 #define PDU_TYPE_ESIS_RD        102
  32
  33 #define PDU_TYPE_ISIS_L1_HELLO  201
  34 #define PDU_TYPE_ISIS_L2_HELLO  202
  35 #define PDU_TYPE_ISIS_PTP_HELLO 203
  36 #define PDU_TYPE_ISIS_L1_CSNP   204
  37 #define PDU_TYPE_ISIS_L1_PSNP   205
  38 #define PDU_TYPE_ISIS_L2_CSNP   206
  39 #define PDU_TYPE_ISIS_L2_PSNP   207
  40
  41
  42
  43
  44
  45 #define PROTO_STRING_ISIS "ISO 10589 ISIS InTRA Domain Routeing Information Exchange Protocol"
  46 #define PROTO_STRING_IDRP "ISO 10747 IDRP InTER Domain Routeing Information Exchange Protocol"
  47 #define PROTO_STRING_ESIS "ISO 9542 ESIS Routeing Information Exchange Protocol"
  48 #define PROTO_STRING_CLNP "ISO 8473/X.233 CLNP ConnectionLess Network Protocol"
  49 #define PROTO_STRING_COTP "ISO 8073/X.224 COTP Connection-Oriented Transport Protocol"
  50 #define PROTO_STRING_CLTP "ISO 8602/X.234 CLTP ConnectionLess Transport Protocol"
  51 #define PROTO_STRING_LSP  "ISO 10589 ISIS Link State Protocol Data Unit"
  52 #define PROTO_STRING_CSNP "ISO 10589 ISIS Complete Sequence Numbers Protocol Data Unit"
  53 #define PROTO_STRING_PSNP "ISO 10589 ISIS Partial Sequence Numbers Protocol Data Unit"
  54
  55 #define OSI_PDU_TYPE_MASK 0x1f
  56 #define BIS_PDU_TYPE MASK 0xff
  57
  58
  59 #define BIT_1   0x01
  60 #define BIT_2   0x02
  61 #define BIT_3   0x04
  62 #define BIT_4   0x08
  63 #define BIT_5   0x10
  64 #define BIT_6   0x20
  65 #define BIT_7   0x40
  66 #define BIT_8   0x80
  67
  68 #define BIT_9   0x0100
  69 #define BIT_10  0x0200
  70 #define BIT_11  0x0400
  71 #define BIT_12  0x0800
  72 #define BIT_13  0x1000
  73 #define BIT_14  0x2000
  74 #define BIT_15  0x4000
  75 #define BIT_16  0x8000
  76
  77 /*
  78  * published API functions
  79  */
  80
  81 typedef enum {
  82         NO_CKSUM,       /* checksum field is 0 */
  83         DATA_MISSING,   /* not all the data covered by the checksum was captured */
  84         CKSUM_OK,       /* checksum is OK */
  85         CKSUM_NOT_OK    /* checksum is not OK */
  86 } cksum_status_t;
  87
  88 extern cksum_status_t calc_checksum(tvbuff_t *, int, guint, guint);
  89 extern cksum_status_t check_and_get_checksum(tvbuff_t *, int, guint, guint, int, guint16*);
  90 extern gboolean check_atn_ec_32(tvbuff_t *tvb, guint tpdu_len, guint offset_ec_32_val, guint offset_iso8073_val, guint clnp_dst_len, const guint8 *clnp_dst, guint clnp_src_len, const guint8 *clnp_src);
  91 extern gboolean check_atn_ec_16(tvbuff_t *tvb, guint tpdu_len, guint offset_ec_16_val, guint offset_iso8073_val, guint clnp_dst_len, const guint8 *clnp_dst, guint clnp_src_len, const guint8 *clnp_src);
  92
  93 #endif /* _PACKET_OSI_H */