packet-osi.h

/* packet-osi.h
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <[email protected]>
 * Copyright 1998 Gerald Combs
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#ifndef _PACKET_OSI_H
#define _PACKET_OSI_H
 
#include <epan/osi-utils.h>
#include <wsutil/value_string.h>
 
#define PDU_TYPE_ESIS_ESH       100
#define PDU_TYPE_ESIS_ISH       101
#define PDU_TYPE_ESIS_RD        102
 
#define PDU_TYPE_ISIS_L1_HELLO  201
#define PDU_TYPE_ISIS_L2_HELLO  202
#define PDU_TYPE_ISIS_PTP_HELLO 203
#define PDU_TYPE_ISIS_L1_CSNP   204
#define PDU_TYPE_ISIS_L1_PSNP   205
#define PDU_TYPE_ISIS_L2_CSNP   206
#define PDU_TYPE_ISIS_L2_PSNP   207
 
 
 
 
 
#define PROTO_STRING_ISIS "ISO 10589 ISIS InTRA Domain Routeing Information Exchange Protocol"
#define PROTO_STRING_IDRP "ISO 10747 IDRP InTER Domain Routeing Information Exchange Protocol"
#define PROTO_STRING_ESIS "ISO 9542 ESIS Routeing Information Exchange Protocol"
#define PROTO_STRING_CLNP "ISO 8473/X.233 CLNP ConnectionLess Network Protocol"
#define PROTO_STRING_COTP "ISO 8073/X.224 COTP Connection-Oriented Transport Protocol"
#define PROTO_STRING_CLTP "ISO 8602/X.234 CLTP ConnectionLess Transport Protocol"
#define PROTO_STRING_LSP  "ISO 10589 ISIS Link State Protocol Data Unit"
#define PROTO_STRING_CSNP "ISO 10589 ISIS Complete Sequence Numbers Protocol Data Unit"
#define PROTO_STRING_PSNP "ISO 10589 ISIS Partial Sequence Numbers Protocol Data Unit"
 
#define OSI_PDU_TYPE_MASK 0x1f
#define BIS_PDU_TYPE MASK 0xff
 
/* X.263 / ISO/IEC TR 9577 NLPID values. */
 
#define NLPID_NULL      0x00
#define NLPID_IPI_T_70      0x01    /* T.70, when an IPI */
#define NLPID_SPI_X_29      0x01    /* X.29, when an SPI */
#define NLPID_X_633     0x03    /* X.633 */
#define NLPID_DMS       0x03    /* Maintenace messages: AT&T TR41459, Nortel NIS A211-1, Telcordia SR-4994, ... */
#define NLPID_Q_931     0x08    /* Q.931, Q.932, X.36, ISO 11572, ISO 11582 */
#define NLPID_Q_933     0x08    /* Q.933, on Frame Relay */
#define NLPID_Q_2931        0x09    /* Q.2931 */
#define NLPID_Q_2119        0x0c    /* Q.2119 */
#define NLPID_SNAP      0x80
#define NLPID_ISO8473_CLNP  0x81    /* X.233 */
#define NLPID_ISO9542_ESIS  0x82
#define NLPID_ISO10589_ISIS 0x83
#define NLPID_ISO10747_IDRP 0x85
#define NLPID_ISO9542X25_ESIS   0x8a
#define NLPID_ISO10030      0x8c
#define NLPID_ISO11577      0x8d    /* X.273 */
#define NLPID_IP6       0x8e
#define NLPID_AVAYA_IPVPN   0x8f    /* Avaya/Extreme Fabric (SPBM) IPVPN */
#define NLPID_COMPRESSED    0xb0    /* "Data compression protocol" */
#define NLPID_TRILL     0xc0
#define NLPID_SNDCF     0xc1    /* "SubNetwork Dependent Convergence Function */
#define NLPID_IEEE_8021AQ   0xc1    /* IEEE 802.1aq (draft-ietf-isis-ieee-aq-05.txt); defined in context of ISIS "supported protocols" TLV */
#define NLPID_IP        0xcc
#define NLPID_PPP       0xcf
 
extern const value_string nlpid_vals[];
 
/*
 * 0x09 is, in Frame Relay, LMI, Q.2931.
 */
#define NLPID_LMI       0x09    /* LMI */
 
/*
 * published API functions
 */
 
/* Exposed to be used by packet-osi-options.c */
extern int  proto_osi;
 
extern bool osi_calc_checksum( tvbuff_t *tvb, int offset, unsigned len, uint32_t* c0, uint32_t* c1);
extern bool osi_check_and_get_checksum( tvbuff_t *tvb, int offset, unsigned len, int offset_check, uint16_t* result);
extern uint32_t check_atn_ec_32(tvbuff_t *tvb, unsigned tpdu_len, unsigned offset_ec_32_val, unsigned offset_iso8073_val, unsigned clnp_dst_len, const uint8_t *clnp_dst, unsigned clnp_src_len, const uint8_t *clnp_src);
extern uint16_t check_atn_ec_16(tvbuff_t *tvb, unsigned tpdu_len, unsigned offset_ec_16_val, unsigned offset_iso8073_val, unsigned clnp_dst_len, const uint8_t *clnp_dst, unsigned clnp_src_len, const uint8_t *clnp_src);
 
#endif /* _PACKET_OSI_H */