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/*
* Copyright (C) 2006-2008 Tobias Brunner
* Copyright (C) 2006 Daniel Roethlisberger
* Copyright (C) 2005-2006 Martin Willi
* Copyright (C) 2005 Jan Hutter
* Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup notify_payload notify_payload
* @{ @ingroup payloads
*/
#ifndef NOTIFY_PAYLOAD_H_
#define NOTIFY_PAYLOAD_H_
typedef enum notify_type_t notify_type_t;
typedef struct notify_payload_t notify_payload_t;
#include <library.h>
#include <encoding/payloads/payload.h>
#include <encoding/payloads/proposal_substructure.h>
#include <utils/linked_list.h>
/**
* Notify payload length in bytes without any spi and notification data.
*/
#define NOTIFY_PAYLOAD_HEADER_LENGTH 8
/**
* Notify message types.
*
* See IKEv2 RFC 3.10.1.
*/
enum notify_type_t {
/* notify error messages */
UNSUPPORTED_CRITICAL_PAYLOAD = 1,
INVALID_IKE_SPI = 4,
INVALID_MAJOR_VERSION = 5,
INVALID_SYNTAX = 7,
INVALID_MESSAGE_ID = 9,
INVALID_SPI = 11,
NO_PROPOSAL_CHOSEN = 14,
INVALID_KE_PAYLOAD = 17,
AUTHENTICATION_FAILED = 24,
SINGLE_PAIR_REQUIRED = 34,
NO_ADDITIONAL_SAS = 35,
INTERNAL_ADDRESS_FAILURE = 36,
FAILED_CP_REQUIRED = 37,
TS_UNACCEPTABLE = 38,
INVALID_SELECTORS = 39,
/* mobile extension, RFC 4555 */
UNACCEPTABLE_ADDRESSES = 40,
UNEXPECTED_NAT_DETECTED = 41,
/* mobile IPv6 bootstrapping, RFC 5026 */
USE_ASSIGNED_HoA = 42,
/* IKEv2 RFC 5996 */
TEMPORARY_FAILURE = 43,
CHILD_SA_NOT_FOUND = 44,
/* IKE-ME, private use */
ME_CONNECT_FAILED = 8192,
/* Windows error code */
MS_NOTIFY_STATUS = 12345,
/* notify status messages */
INITIAL_CONTACT = 16384,
SET_WINDOW_SIZE = 16385,
ADDITIONAL_TS_POSSIBLE = 16386,
IPCOMP_SUPPORTED = 16387,
NAT_DETECTION_SOURCE_IP = 16388,
NAT_DETECTION_DESTINATION_IP = 16389,
COOKIE = 16390,
USE_TRANSPORT_MODE = 16391,
HTTP_CERT_LOOKUP_SUPPORTED = 16392,
REKEY_SA = 16393,
ESP_TFC_PADDING_NOT_SUPPORTED = 16394,
NON_FIRST_FRAGMENTS_ALSO = 16395,
/* mobike extension, RFC4555 */
MOBIKE_SUPPORTED = 16396,
ADDITIONAL_IP4_ADDRESS = 16397,
ADDITIONAL_IP6_ADDRESS = 16398,
NO_ADDITIONAL_ADDRESSES = 16399,
UPDATE_SA_ADDRESSES = 16400,
COOKIE2 = 16401,
NO_NATS_ALLOWED = 16402,
/* repeated authentication extension, RFC4478 */
AUTH_LIFETIME = 16403,
/* multiple authentication exchanges, RFC 4739 */
MULTIPLE_AUTH_SUPPORTED = 16404,
ANOTHER_AUTH_FOLLOWS = 16405,
/* redirect mechanism, RFC 5685 */
REDIRECT_SUPPORTED = 16406,
REDIRECT = 16407,
REDIRECTED_FROM = 16408,
/* session resumption, RFC 5723 */
TICKET_LT_OPAQUE = 16409,
TICKET_REQUEST = 16410,
TICKET_ACK = 16411,
TICKET_NACK = 16412,
TICKET_OPAQUE = 16413,
/* IPv6 configuration, RFC 5739 */
LINK_ID = 16414,
/* wrapped esp, RFC 5840 */
USE_WESP_MODE = 16415,
/* robust header compression, RFC 5857 */
ROHC_SUPPORTED = 16416,
/* EAP-only authentication, RFC 5998 */
EAP_ONLY_AUTHENTICATION = 16417,
/* Childless initiation of IKEv2 SA, RFC 6023 */
CHILDLESS_IKEV2_SUPPORTED = 16418,
/* Quick crash detection for IKE, RFC 6290 */
QUICK_CRASH_DETECTION = 16419,
/* High availability of IKEv2/IPsec, RFC 6311 */
IKEV2_MESSAGE_ID_SYNC_SUPPORTED = 16420,
IKEV2_REPLAY_COUNTER_SYNC_SUPPORTED = 16421,
IKEV2_MESSAGE_ID_SYNC = 16422,
IPSEC_REPLAY_COUNTER_SYNC = 16423,
/* Secure password methods, RFC 6467 */
SECURE_PASSWORD_METHOD = 16424,
/* PACE - draft-kuegler-ipsecme-pace-ikev2 */
PSK_PERSIST = 16425,
PSK_CONFIRM = 16426,
/* BEET mode, not even a draft yet. private use */
USE_BEET_MODE = 40961,
/* IKE-ME, private use */
ME_MEDIATION = 40962,
ME_ENDPOINT = 40963,
ME_CALLBACK = 40964,
ME_CONNECTID = 40965,
ME_CONNECTKEY = 40966,
ME_CONNECTAUTH = 40967,
ME_RESPONSE = 40968,
/* RADIUS attribute received/to send to a AAA backend */
RADIUS_ATTRIBUTE = 40969,
};
/**
* enum name for notify_type_t.
*/
extern enum_name_t *notify_type_names;
/**
* enum name for notify_type_t (shorter strings).
*/
extern enum_name_t *notify_type_short_names;
/**
* Class representing an IKEv2-Notify Payload.
*
* The Notify Payload format is described in Draft section 3.10.
*/
struct notify_payload_t {
/**
* The payload_t interface.
*/
payload_t payload_interface;
/**
* Gets the protocol id of this payload.
*
* @return protocol id of this payload
*/
u_int8_t (*get_protocol_id) (notify_payload_t *this);
/**
* Sets the protocol id of this payload.
*
* @param protocol_id protocol id to set
*/
void (*set_protocol_id) (notify_payload_t *this, u_int8_t protocol_id);
/**
* Gets the notify message type of this payload.
*
* @return notify message type of this payload
*/
notify_type_t (*get_notify_type) (notify_payload_t *this);
/**
* Sets notify message type of this payload.
*
* @param type notify message type to set
*/
void (*set_notify_type) (notify_payload_t *this, notify_type_t type);
/**
* Returns the currently set spi of this payload.
*
* This is only valid for notifys with protocol AH|ESP
*
* @return SPI value
*/
u_int32_t (*get_spi) (notify_payload_t *this);
/**
* Sets the spi of this payload.
*
* This is only valid for notifys with protocol AH|ESP
*
* @param spi SPI value
*/
void (*set_spi) (notify_payload_t *this, u_int32_t spi);
/**
* Returns the currently set notification data of payload.
*
* Returned data are not copied.
*
* @return chunk_t pointing to the value
*/
chunk_t (*get_notification_data) (notify_payload_t *this);
/**
* Sets the notification data of this payload.
*
* @warning Value is getting copied.
*
* @param notification_data chunk_t pointing to the value to set
*/
void (*set_notification_data) (notify_payload_t *this,
chunk_t notification_data);
/**
* Destroys an notify_payload_t object.
*/
void (*destroy) (notify_payload_t *this);
};
/**
* Creates an empty notify_payload_t object
*
* @return created notify_payload_t object
*/
notify_payload_t *notify_payload_create(void);
/**
* Creates an notify_payload_t object of specific type for specific protocol id.
*
* @param protocol_id protocol id (IKE, AH or ESP)
* @param type notify type (see notify_type_t)
* @return notify_payload_t object
*/
notify_payload_t *notify_payload_create_from_protocol_and_type(
protocol_id_t protocol_id, notify_type_t type);
#endif /** NOTIFY_PAYLOAD_H_ @}*/
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