fe219637a6
Change-Id: I92c94448e6641716d03158a5f332c8b53709423a Reviewed-on: https://code.wireshark.org/review/25756 Petri-Dish: Dario Lombardo <lomato@gmail.com> Reviewed-by: Anders Broman <a.broman58@gmail.com>
164 lines
5.7 KiB
C
164 lines
5.7 KiB
C
/*
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* packet-radius.h
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*
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* Definitions for RADIUS packet disassembly
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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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include <epan/proto.h>
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/* radius packet-type codes */
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/* 09/12/2011: Updated from IANA:
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* http://www.iana.org/assignments/radius-types/radius-types.xml#radius-types-27
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*/
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#define RADIUS_PKT_TYPE_ACCESS_REQUEST 1
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#define RADIUS_PKT_TYPE_ACCESS_ACCEPT 2
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#define RADIUS_PKT_TYPE_ACCESS_REJECT 3
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#define RADIUS_PKT_TYPE_ACCOUNTING_REQUEST 4
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#define RADIUS_PKT_TYPE_ACCOUNTING_RESPONSE 5
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#define RADIUS_PKT_TYPE_ACCOUNTING_STATUS 6
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#define RADIUS_PKT_TYPE_PASSWORD_REQUEST 7
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#define RADIUS_PKT_TYPE_PASSWORD_ACK 8
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#define RADIUS_PKT_TYPE_PASSWORD_REJECT 9
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#define RADIUS_PKT_TYPE_ACCOUNTING_MESSAGE 10
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#define RADIUS_PKT_TYPE_ACCESS_CHALLENGE 11
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#define RADIUS_PKT_TYPE_STATUS_SERVER 12
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#define RADIUS_PKT_TYPE_STATUS_CLIENT 13
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#define RADIUS_PKT_TYPE_RESOURCE_FREE_REQUEST 21
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#define RADIUS_PKT_TYPE_RESOURCE_FREE_RESPONSE 22
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#define RADIUS_PKT_TYPE_RESOURCE_QUERY_REQUEST 23
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#define RADIUS_PKT_TYPE_RESOURCE_QUERY_RESPONSE 24
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#define RADIUS_PKT_TYPE_ALTERNATE_RESOURCE_RECLAIM_REQUEST 25
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#define RADIUS_PKT_TYPE_NAS_REBOOT_REQUEST 26
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#define RADIUS_PKT_TYPE_NAS_REBOOT_RESPONSE 27
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#define RADIUS_PKT_TYPE_NEXT_PASSCODE 29
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#define RADIUS_PKT_TYPE_NEW_PIN 30
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#define RADIUS_PKT_TYPE_TERMINATE_SESSION 31
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#define RADIUS_PKT_TYPE_PASSWORD_EXPIRED 32
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#define RADIUS_PKT_TYPE_EVENT_REQUEST 33
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#define RADIUS_PKT_TYPE_EVENT_RESPONSE 34
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#define RADIUS_PKT_TYPE_DISCONNECT_REQUEST 40
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#define RADIUS_PKT_TYPE_DISCONNECT_ACK 41
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#define RADIUS_PKT_TYPE_DISCONNECT_NAK 42
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#define RADIUS_PKT_TYPE_COA_REQUEST 43
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#define RADIUS_PKT_TYPE_COA_ACK 44
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#define RADIUS_PKT_TYPE_COA_NAK 45
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#define RADIUS_PKT_TYPE_IP_ADDRESS_ALLOCATE 50
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#define RADIUS_PKT_TYPE_IP_ADDRESS_RELEASE 51
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/* ALU proprietary packet type codes */
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#define RADIUS_PKT_TYPE_ALU_STATE_REQUEST 129
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#define RADIUS_PKT_TYPE_ALU_STATE_ACCEPT 130
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#define RADIUS_PKT_TYPE_ALU_STATE_REJECT 131
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#define RADIUS_PKT_TYPE_ALU_STATE_ERROR 132
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/* Radius Attribute Types*/
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/* 09/12/2011: Updated from IANA:
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* http://www.iana.org/assignments/radius-types/radius-types.xml#radius-types-1
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*/
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#define RADIUS_ATTR_TYPE_VENDOR_SPECIFIC 26
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#define RADIUS_ATTR_TYPE_EAP_MESSAGE 79
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#define RADIUS_ATTR_TYPE_EXTENDED_1 241
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#define RADIUS_ATTR_TYPE_EXTENDED_2 242
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#define RADIUS_ATTR_TYPE_EXTENDED_3 243
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#define RADIUS_ATTR_TYPE_EXTENDED_4 244
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#define RADIUS_ATTR_TYPE_EXTENDED_5 245
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#define RADIUS_ATTR_TYPE_EXTENDED_6 246
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#define RADIUS_ATTR_TYPE_IS_EXTENDED(avp_type) \
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((avp_type) == RADIUS_ATTR_TYPE_EXTENDED_1 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_2 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_3 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_4 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_5 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_6)
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#define RADIUS_ATTR_TYPE_IS_EXTENDED_LONG(avp_type) \
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((avp_type) == RADIUS_ATTR_TYPE_EXTENDED_5 || \
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(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_6)
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typedef struct _radius_vendor_info_t {
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gchar *name;
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guint code;
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GHashTable* attrs_by_id;
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gint ett;
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guint type_octets;
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guint length_octets;
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gboolean has_flags;
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} radius_vendor_info_t;
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typedef struct _radius_attr_info_t radius_attr_info_t;
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typedef void (radius_attr_dissector_t)(radius_attr_info_t*, proto_tree*, packet_info*, tvbuff_t*, int, int, proto_item* );
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typedef const gchar* (radius_avp_dissector_t)(proto_tree*,tvbuff_t*, packet_info*);
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typedef union _radius_attr_type_t {
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guint8 u8_code[2];
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guint value;
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} radius_attr_type_t;
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struct _radius_attr_info_t {
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gchar *name;
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radius_attr_type_t code;
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guint encrypt; /* 0 or value for "encrypt=" option */
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gboolean tagged;
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radius_attr_dissector_t* type;
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radius_avp_dissector_t* dissector;
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const value_string *vs;
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gint ett;
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int hf;
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int hf_alt; /* 64-bit version for integers, encrypted version for strings, IPv6 for radius_combo_ip */
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int hf_tag;
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int hf_len;
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GHashTable* tlvs_by_id; /**< Owns the data (see also radius_dictionary_t). */
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};
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/*
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* Attributes and Vendors are a mapping between IDs and names. Names
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* are normally uniquely identified by a number. Identifiers for
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* Vendor-Specific Attributes (VSA) are scoped within the vendor.
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*
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* The attribute/vendor structures are owned by the by_id tables,
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* the by_name tables point to the same data.
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*/
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typedef struct _radius_dictionary_t {
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GHashTable* attrs_by_id;
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GHashTable* attrs_by_name;
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GHashTable* vendors_by_id;
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GHashTable* vendors_by_name;
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GHashTable* tlvs_by_name; /**< Used for debugging duplicate assignments, does not own the data. */
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} radius_dictionary_t;
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radius_attr_dissector_t radius_integer;
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radius_attr_dissector_t radius_string;
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radius_attr_dissector_t radius_octets;
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radius_attr_dissector_t radius_ipaddr;
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radius_attr_dissector_t radius_ipv6addr;
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radius_attr_dissector_t radius_ipv6prefix;
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radius_attr_dissector_t radius_ipxnet;
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radius_attr_dissector_t radius_date;
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radius_attr_dissector_t radius_abinary;
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radius_attr_dissector_t radius_ether;
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radius_attr_dissector_t radius_ifid;
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radius_attr_dissector_t radius_byte;
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radius_attr_dissector_t radius_short;
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radius_attr_dissector_t radius_signed;
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radius_attr_dissector_t radius_combo_ip;
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radius_attr_dissector_t radius_tlv;
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extern void radius_register_avp_dissector(guint32 vendor_id, guint32 attribute_id, radius_avp_dissector_t dissector);
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void dissect_attribute_value_pairs(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, int offset, guint length);
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extern void free_radius_attr_info(gpointer data);
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/* from radius_dict.l */
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gboolean radius_load_dictionary (radius_dictionary_t* dict, gchar* directory, const gchar* filename, gchar** err_str);
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