forked from osmocom/wireshark
221 lines
8.3 KiB
C
221 lines
8.3 KiB
C
/* packet-asap+enrp-common.h
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* Common routines for
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* Aggregate Server Access Protocol (ASAP) and
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* Endpoint Handlespace Redundancy Protocol (ENRP)
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* It is hopefully (needs testing) compliant to
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* RFC 5352
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* RFC 5354
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* RFC 5356
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* https://tools.ietf.org/html/draft-dreibholz-rserpool-asap-hropt-27
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* https://tools.ietf.org/html/draft-dreibholz-rserpool-delay-26
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* https://tools.ietf.org/html/draft-dreibholz-rserpool-enrp-takeover-21
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*
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* Copyright 2008-2021 Thomas Dreibholz <dreibh [AT] iem.uni-due.de>
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* Copyright 2004-2007 Michael Tüxen <tuexen [AT] fh-muenster.de>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* Copied from README.developer
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef __PACKET_ASAP_ENRP_COMMON_H__
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#define __PACKET_ASAP_ENRP_COMMON_H__
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#include <epan/packet.h>
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#define ADD_PADDING(x) ((((x) + 3) >> 2) << 2)
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#define UNRECOGNIZED_PARAMETER_CAUSE_CODE 0x1
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#define UNRECONGNIZED_MESSAGE_CAUSE_CODE 0x2
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#define INVALID_VALUES 0x3
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#define NON_UNIQUE_PE_IDENTIFIER 0x4
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#define POOLING_POLICY_INCONSISTENT_CAUSE_CODE 0x5
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#define LACK_OF_RESOURCES_CAUSE_CODE 0x6
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#define INCONSISTENT_TRANSPORT_TYPE_CAUSE_CODE 0x7
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#define INCONSISTENT_DATA_CONTROL_CONFIGURATION_CAUSE_CODE 0x8
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#define UNKNOWN_POOL_HANDLE 0x9
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#define REJECTION_DUE_TO_SECURITY_CAUSE_CODE 0xa
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extern const value_string cause_code_values[];
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#define ROUND_ROBIN_POLICY 0x00000001
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#define WEIGHTED_ROUND_ROBIN_POLICY 0x00000002
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#define RANDOM_POLICY 0x00000003
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#define WEIGHTED_RANDOM_POLICY 0x00000004
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#define PRIORITY_POLICY 0x00000005
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#define LEAST_USED_POLICY 0x40000001
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#define LEAST_USED_WITH_DEG_POLICY 0x40000002
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#define PRIORITY_LEAST_USED_POLICY 0x40000003
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#define RANDOMIZED_LEAST_USED_POLICY 0x40000004
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#define PRIORITY_LEAST_USED_DEG_POLICY 0xb0001003
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#define WEIGHTED_RANDOM_DPF_POLICY 0xb0002001
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#define LEAST_USED_DPF_POLICY 0xb0002002
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extern const value_string policy_type_values[];
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#define TRANSPORT_USE_DATA_ONLY 0
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#define TRANSPORT_USE_DATA_PLUS_CONTROL 1
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extern const value_string transport_use_values[];
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#define IPV4_ADDRESS_PARAMETER_TYPE 0x01
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#define IPV6_ADDRESS_PARAMETER_TYPE 0x02
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#define DCCP_TRANSPORT_PARAMETER_TYPE 0x03
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#define SCTP_TRANSPORT_PARAMETER_TYPE 0x04
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#define TCP_TRANSPORT_PARAMETER_TYPE 0x05
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#define UDP_TRANSPORT_PARAMETER_TYPE 0x06
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#define UDP_LITE_TRANSPORT_PARAMETER_TYPE 0x07
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#define POOL_MEMBER_SELECTION_POLICY_PARAMETER_TYPE 0x08
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#define POOL_HANDLE_PARAMETER_TYPE 0x09
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#define POOL_ELEMENT_PARAMETER_TYPE 0x0a
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#define SERVER_INFORMATION_PARAMETER_TYPE 0x0b
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#define OPERATION_ERROR_PARAMETER_TYPE 0x0c
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#define COOKIE_PARAMETER_TYPE 0x0d
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#define PE_IDENTIFIER_PARAMETER_TYPE 0x0e
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#define PE_CHECKSUM_PARAMETER_TYPE 0x0f
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#define HANDLE_RESOLUTION_OPTION_PARAMETER_TYPE 0x803f
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extern const value_string parameter_type_values[];
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#define CAUSE_CODE_LENGTH 2
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#define CAUSE_LENGTH_LENGTH 2
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#define CAUSE_HEADER_LENGTH (CAUSE_CODE_LENGTH + CAUSE_LENGTH_LENGTH)
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#define CAUSE_HEADER_OFFSET 0
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#define CAUSE_CODE_OFFSET CAUSE_HEADER_OFFSET
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#define CAUSE_LENGTH_OFFSET (CAUSE_CODE_OFFSET + CAUSE_CODE_LENGTH)
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#define CAUSE_INFO_OFFSET (CAUSE_LENGTH_OFFSET + CAUSE_LENGTH_LENGTH)
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#define PARAMETER_TYPE_LENGTH 2
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#define PARAMETER_LENGTH_LENGTH 2
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#define PARAMETER_HEADER_LENGTH (PARAMETER_TYPE_LENGTH + PARAMETER_LENGTH_LENGTH)
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#define PARAMETER_HEADER_OFFSET 0
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#define PARAMETER_TYPE_OFFSET PARAMETER_HEADER_OFFSET
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#define PARAMETER_LENGTH_OFFSET (PARAMETER_TYPE_OFFSET + PARAMETER_TYPE_LENGTH)
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#define PARAMETER_VALUE_OFFSET (PARAMETER_LENGTH_OFFSET + PARAMETER_LENGTH_LENGTH)
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#define IPV4_ADDRESS_LENGTH 4
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#define IPV4_ADDRESS_OFFSET PARAMETER_VALUE_OFFSET
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#define IPV6_ADDRESS_LENGTH 16
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#define IPV6_ADDRESS_OFFSET PARAMETER_VALUE_OFFSET
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#define DCCP_PORT_LENGTH 2
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#define DCCP_RESERVED_LENGTH 2
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#define DCCP_SERVICE_CODE_LENGTH 4
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#define DCCP_PORT_OFFSET PARAMETER_VALUE_OFFSET
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#define DCCP_RESERVED_OFFSET (DCCP_PORT_OFFSET + DCCP_PORT_LENGTH)
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#define DCCP_SERVICE_CODE_OFFSET (DCCP_RESERVED_OFFSET + DCCP_RESERVED_LENGTH)
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#define DCCP_ADDRESS_OFFSET (DCCP_SERVICE_CODE_OFFSET + DCCP_SERVICE_CODE_LENGTH)
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#define SCTP_PORT_LENGTH 2
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#define SCTP_TRANSPORT_USE_LENGTH 2
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#define SCTP_PORT_OFFSET PARAMETER_VALUE_OFFSET
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#define SCTP_TRANSPORT_USE_OFFSET (SCTP_PORT_OFFSET + SCTP_PORT_LENGTH)
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#define SCTP_ADDRESS_OFFSET (SCTP_TRANSPORT_USE_OFFSET + SCTP_TRANSPORT_USE_LENGTH)
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#define TCP_PORT_LENGTH 2
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#define TCP_TRANSPORT_USE_LENGTH 2
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#define TCP_PORT_OFFSET PARAMETER_VALUE_OFFSET
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#define TCP_TRANSPORT_USE_OFFSET (TCP_PORT_OFFSET + TCP_PORT_LENGTH)
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#define TCP_ADDRESS_OFFSET (TCP_TRANSPORT_USE_OFFSET + TCP_TRANSPORT_USE_LENGTH)
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#define UDP_PORT_LENGTH 2
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#define UDP_RESERVED_LENGTH 2
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#define UDP_PORT_OFFSET PARAMETER_VALUE_OFFSET
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#define UDP_RESERVED_OFFSET (UDP_PORT_OFFSET + UDP_PORT_LENGTH)
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#define UDP_ADDRESS_OFFSET (UDP_RESERVED_OFFSET + UDP_RESERVED_LENGTH)
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#define UDP_LITE_PORT_LENGTH 2
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#define UDP_LITE_RESERVED_LENGTH 2
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#define UDP_LITE_PORT_OFFSET PARAMETER_VALUE_OFFSET
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#define UDP_LITE_RESERVED_OFFSET (UDP_LITE_PORT_OFFSET + UDP_LITE_PORT_LENGTH)
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#define UDP_LITE_ADDRESS_OFFSET (UDP_LITE_RESERVED_OFFSET + UDP_LITE_RESERVED_LENGTH)
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#define POLICY_TYPE_LENGTH 4
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#define POLICY_WEIGHT_LENGTH 4
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#define POLICY_PRIORITY_LENGTH 4
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#define POLICY_LOAD_LENGTH 4
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#define POLICY_DEGRADATION_LENGTH 4
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#define POLICY_LUDPF_LOADDPF_LENGTH 4
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#define POLICY_LUDPF_DISTANCE_LENGTH 4
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#define POLICY_WRANDDPF_WEIGHTDPF_LENGTH 4
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#define POLICY_WRANDDPF_DISTANCE_LENGTH 4
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#define POLICY_TYPE_OFFSET PARAMETER_VALUE_OFFSET
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#define POLICY_VALUE_OFFSET (POLICY_TYPE_OFFSET + POLICY_TYPE_LENGTH)
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#define POLICY_WEIGHT_OFFSET POLICY_VALUE_OFFSET
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#define POLICY_PRIORITY_OFFSET POLICY_VALUE_OFFSET
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#define POLICY_LOAD_OFFSET POLICY_VALUE_OFFSET
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#define POLICY_DEGRADATION_OFFSET (POLICY_LOAD_OFFSET + POLICY_LOAD_LENGTH)
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#define POLICY_LUDPF_LOADDPF_OFFSET (POLICY_LOAD_OFFSET + POLICY_LOAD_LENGTH)
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#define POLICY_LUDPF_DISTANCE_OFFSET (POLICY_LUDPF_LOADDPF_OFFSET + POLICY_LUDPF_LOADDPF_LENGTH)
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#define POLICY_WRANDDPF_WEIGHTDPF_OFFSET (POLICY_WEIGHT_OFFSET + POLICY_WEIGHT_LENGTH)
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#define POLICY_WRANDDPF_DISTANCE_OFFSET (POLICY_WRANDDPF_WEIGHTDPF_OFFSET + POLICY_WRANDDPF_WEIGHTDPF_LENGTH)
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#define POOL_HANDLE_OFFSET PARAMETER_VALUE_OFFSET
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#define PE_PE_IDENTIFIER_LENGTH 4
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#define HOME_ENRP_INDENTIFIER_LENGTH 4
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#define REGISTRATION_LIFE_LENGTH 4
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#define PE_PE_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
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#define HOME_ENRP_INDENTIFIER_OFFSET (PE_PE_IDENTIFIER_OFFSET + PE_PE_IDENTIFIER_LENGTH)
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#define REGISTRATION_LIFE_OFFSET (HOME_ENRP_INDENTIFIER_OFFSET + HOME_ENRP_INDENTIFIER_LENGTH)
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#define USER_TRANSPORT_PARAMETER_OFFSET (REGISTRATION_LIFE_OFFSET + REGISTRATION_LIFE_LENGTH)
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#define SERVER_ID_LENGTH 4
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#define SERVER_ID_OFFSET PARAMETER_VALUE_OFFSET
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#define SERVER_TRANSPORT_OFFSET (SERVER_ID_OFFSET + SERVER_ID_LENGTH)
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#define PE_IDENTIFIER_LENGTH 4
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#define PE_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
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#define ERROR_CAUSES_OFFSET PARAMETER_VALUE_OFFSET
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#define COOKIE_OFFSET PARAMETER_VALUE_OFFSET
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#define PE_CHECKSUM_LENGTH 2
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#define PE_CHECKSUM_OFFSET PARAMETER_VALUE_OFFSET
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#define HROPT_ITEMS_LENGTH 4
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#define HROPT_ITEMS_OFFSET PARAMETER_VALUE_OFFSET
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#define MESSAGE_TYPE_LENGTH 1
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#define MESSAGE_FLAGS_LENGTH 1
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#define MESSAGE_LENGTH_LENGTH 2
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#define MESSAGE_HEADER_LENGTH (MESSAGE_TYPE_LENGTH + MESSAGE_FLAGS_LENGTH + MESSAGE_LENGTH_LENGTH)
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#define MESSAGE_TYPE_OFFSET 0
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#define MESSAGE_FLAGS_OFFSET (MESSAGE_TYPE_OFFSET + MESSAGE_TYPE_LENGTH)
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#define MESSAGE_LENGTH_OFFSET (MESSAGE_FLAGS_OFFSET + MESSAGE_FLAGS_LENGTH)
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#define MESSAGE_VALUE_OFFSET (MESSAGE_LENGTH_OFFSET + MESSAGE_LENGTH_LENGTH)
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#endif /* __PACKET_ASAP_ENRP_COMMON_H__ */
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