forked from osmocom/wireshark
164 lines
5.7 KiB
C
164 lines
5.7 KiB
C
/*
|
|
* packet-radius.h
|
|
*
|
|
* Definitions for RADIUS packet disassembly
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include <epan/proto.h>
|
|
|
|
/* radius packet-type codes */
|
|
/* 09/12/2011: Updated from IANA:
|
|
* http://www.iana.org/assignments/radius-types/radius-types.xml#radius-types-27
|
|
*/
|
|
#define RADIUS_PKT_TYPE_ACCESS_REQUEST 1
|
|
#define RADIUS_PKT_TYPE_ACCESS_ACCEPT 2
|
|
#define RADIUS_PKT_TYPE_ACCESS_REJECT 3
|
|
#define RADIUS_PKT_TYPE_ACCOUNTING_REQUEST 4
|
|
#define RADIUS_PKT_TYPE_ACCOUNTING_RESPONSE 5
|
|
#define RADIUS_PKT_TYPE_ACCOUNTING_STATUS 6
|
|
#define RADIUS_PKT_TYPE_PASSWORD_REQUEST 7
|
|
#define RADIUS_PKT_TYPE_PASSWORD_ACK 8
|
|
#define RADIUS_PKT_TYPE_PASSWORD_REJECT 9
|
|
#define RADIUS_PKT_TYPE_ACCOUNTING_MESSAGE 10
|
|
#define RADIUS_PKT_TYPE_ACCESS_CHALLENGE 11
|
|
#define RADIUS_PKT_TYPE_STATUS_SERVER 12
|
|
#define RADIUS_PKT_TYPE_STATUS_CLIENT 13
|
|
|
|
#define RADIUS_PKT_TYPE_RESOURCE_FREE_REQUEST 21
|
|
#define RADIUS_PKT_TYPE_RESOURCE_FREE_RESPONSE 22
|
|
#define RADIUS_PKT_TYPE_RESOURCE_QUERY_REQUEST 23
|
|
#define RADIUS_PKT_TYPE_RESOURCE_QUERY_RESPONSE 24
|
|
#define RADIUS_PKT_TYPE_ALTERNATE_RESOURCE_RECLAIM_REQUEST 25
|
|
#define RADIUS_PKT_TYPE_NAS_REBOOT_REQUEST 26
|
|
#define RADIUS_PKT_TYPE_NAS_REBOOT_RESPONSE 27
|
|
|
|
#define RADIUS_PKT_TYPE_NEXT_PASSCODE 29
|
|
#define RADIUS_PKT_TYPE_NEW_PIN 30
|
|
#define RADIUS_PKT_TYPE_TERMINATE_SESSION 31
|
|
#define RADIUS_PKT_TYPE_PASSWORD_EXPIRED 32
|
|
#define RADIUS_PKT_TYPE_EVENT_REQUEST 33
|
|
#define RADIUS_PKT_TYPE_EVENT_RESPONSE 34
|
|
|
|
#define RADIUS_PKT_TYPE_DISCONNECT_REQUEST 40
|
|
#define RADIUS_PKT_TYPE_DISCONNECT_ACK 41
|
|
#define RADIUS_PKT_TYPE_DISCONNECT_NAK 42
|
|
#define RADIUS_PKT_TYPE_COA_REQUEST 43
|
|
#define RADIUS_PKT_TYPE_COA_ACK 44
|
|
#define RADIUS_PKT_TYPE_COA_NAK 45
|
|
|
|
#define RADIUS_PKT_TYPE_IP_ADDRESS_ALLOCATE 50
|
|
#define RADIUS_PKT_TYPE_IP_ADDRESS_RELEASE 51
|
|
|
|
/* ALU proprietary packet type codes */
|
|
#define RADIUS_PKT_TYPE_ALU_STATE_REQUEST 129
|
|
#define RADIUS_PKT_TYPE_ALU_STATE_ACCEPT 130
|
|
#define RADIUS_PKT_TYPE_ALU_STATE_REJECT 131
|
|
#define RADIUS_PKT_TYPE_ALU_STATE_ERROR 132
|
|
|
|
/* Radius Attribute Types*/
|
|
/* 09/12/2011: Updated from IANA:
|
|
* http://www.iana.org/assignments/radius-types/radius-types.xml#radius-types-1
|
|
*/
|
|
#define RADIUS_ATTR_TYPE_VENDOR_SPECIFIC 26
|
|
#define RADIUS_ATTR_TYPE_EAP_MESSAGE 79
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_1 241
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_2 242
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_3 243
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_4 244
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_5 245
|
|
#define RADIUS_ATTR_TYPE_EXTENDED_6 246
|
|
|
|
#define RADIUS_ATTR_TYPE_IS_EXTENDED(avp_type) \
|
|
((avp_type) == RADIUS_ATTR_TYPE_EXTENDED_1 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_2 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_3 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_4 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_5 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_6)
|
|
|
|
#define RADIUS_ATTR_TYPE_IS_EXTENDED_LONG(avp_type) \
|
|
((avp_type) == RADIUS_ATTR_TYPE_EXTENDED_5 || \
|
|
(avp_type) == RADIUS_ATTR_TYPE_EXTENDED_6)
|
|
|
|
|
|
typedef struct _radius_vendor_info_t {
|
|
gchar *name;
|
|
guint code;
|
|
GHashTable* attrs_by_id;
|
|
gint ett;
|
|
guint type_octets;
|
|
guint length_octets;
|
|
gboolean has_flags;
|
|
} radius_vendor_info_t;
|
|
|
|
typedef struct _radius_attr_info_t radius_attr_info_t;
|
|
typedef void (radius_attr_dissector_t)(radius_attr_info_t*, proto_tree*, packet_info*, tvbuff_t*, int, int, proto_item* );
|
|
|
|
typedef const gchar* (radius_avp_dissector_t)(proto_tree*,tvbuff_t*, packet_info*);
|
|
|
|
typedef union _radius_attr_type_t {
|
|
guint8 u8_code[2];
|
|
guint value;
|
|
} radius_attr_type_t;
|
|
|
|
struct _radius_attr_info_t {
|
|
gchar *name;
|
|
radius_attr_type_t code;
|
|
guint encrypt; /* 0 or value for "encrypt=" option */
|
|
gboolean tagged;
|
|
radius_attr_dissector_t* type;
|
|
radius_avp_dissector_t* dissector;
|
|
const value_string *vs;
|
|
gint ett;
|
|
int hf;
|
|
int hf_alt; /* 64-bit version for integers, encrypted version for strings, IPv6 for radius_combo_ip */
|
|
int hf_tag;
|
|
int hf_len;
|
|
GHashTable* tlvs_by_id; /**< Owns the data (see also radius_dictionary_t). */
|
|
};
|
|
|
|
/*
|
|
* Attributes and Vendors are a mapping between IDs and names. Names
|
|
* are normally uniquely identified by a number. Identifiers for
|
|
* Vendor-Specific Attributes (VSA) are scoped within the vendor.
|
|
*
|
|
* The attribute/vendor structures are owned by the by_id tables,
|
|
* the by_name tables point to the same data.
|
|
*/
|
|
typedef struct _radius_dictionary_t {
|
|
GHashTable* attrs_by_id;
|
|
GHashTable* attrs_by_name;
|
|
GHashTable* vendors_by_id;
|
|
GHashTable* vendors_by_name;
|
|
GHashTable* tlvs_by_name; /**< Used for debugging duplicate assignments, does not own the data. */
|
|
} radius_dictionary_t;
|
|
|
|
radius_attr_dissector_t radius_integer;
|
|
radius_attr_dissector_t radius_string;
|
|
radius_attr_dissector_t radius_octets;
|
|
radius_attr_dissector_t radius_ipaddr;
|
|
radius_attr_dissector_t radius_ipv6addr;
|
|
radius_attr_dissector_t radius_ipv6prefix;
|
|
radius_attr_dissector_t radius_ipxnet;
|
|
radius_attr_dissector_t radius_date;
|
|
radius_attr_dissector_t radius_abinary;
|
|
radius_attr_dissector_t radius_ether;
|
|
radius_attr_dissector_t radius_ifid;
|
|
radius_attr_dissector_t radius_byte;
|
|
radius_attr_dissector_t radius_short;
|
|
radius_attr_dissector_t radius_signed;
|
|
radius_attr_dissector_t radius_combo_ip;
|
|
radius_attr_dissector_t radius_tlv;
|
|
|
|
extern void radius_register_avp_dissector(guint32 vendor_id, guint32 attribute_id, radius_avp_dissector_t dissector);
|
|
void dissect_attribute_value_pairs(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, int offset, guint length);
|
|
extern void free_radius_attr_info(gpointer data);
|
|
|
|
/* from radius_dict.l */
|
|
gboolean radius_load_dictionary (radius_dictionary_t* dict, gchar* directory, const gchar* filename, gchar** err_str);
|