2005-11-29 11:16:15 +00:00
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/**
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* @file auth_payload.h
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*
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* @brief Interface of auth_payload_t.
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*
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*/
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/*
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* Copyright (C) 2005 Jan Hutter, Martin Willi
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef _AUTH_PAYLOAD_H_
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#define _AUTH_PAYLOAD_H_
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#include <types.h>
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#include <encoding/payloads/payload.h>
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/**
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* Length of a auth payload without the auth data in bytes.
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*
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* @ingroup payloads
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*/
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#define AUTH_PAYLOAD_HEADER_LENGTH 8
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typedef enum auth_method_t auth_method_t;
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/**
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* AUTH Method of a AUTH payload.
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*
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* @ingroup payloads
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*/
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enum auth_method_t {
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/**
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* Computed as specified in section 2.15 of draft using
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* an RSA private key over a PKCS#1 padded hash.
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*/
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RSA_DIGITAL_SIGNATURE = 1,
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/* Computed as specified in
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* section 2.15 of draft using the shared key associated with the identity
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* in the ID payload and the negotiated prf function
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*/
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SHARED_KEY_MESSAGE_INTEGRITY_CODE = 2,
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/* Computed as specified in section
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* 2.15 of draft using a DSS private key over a SHA-1 hash.
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*/
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DSS_DIGITAL_SIGNATURE = 3,
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};
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2005-12-06 13:44:22 +00:00
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/**
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* string mappings for auth method.
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*
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* @ingroup payloads
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*/
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2005-11-29 11:16:15 +00:00
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extern mapping_t auth_method_m[];
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typedef struct auth_payload_t auth_payload_t;
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/**
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2005-12-06 16:00:07 +00:00
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* @brief Class representing an IKEv2 AUTH payload.
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2005-11-29 11:16:15 +00:00
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*
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* The AUTH payload format is described in draft section 3.8.
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*
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2005-12-06 13:44:22 +00:00
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* @b Constructors:
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* - auth_payload_create()
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2005-11-29 11:16:15 +00:00
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*
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2005-12-06 13:44:22 +00:00
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* @ingroup payloads
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2005-11-29 11:16:15 +00:00
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*/
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struct auth_payload_t {
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2005-12-06 13:44:22 +00:00
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2005-11-29 11:16:15 +00:00
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/**
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* The payload_t interface.
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*/
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payload_t payload_interface;
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/**
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* @brief Set the AUTH method.
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*
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* @param this calling auth_payload_t object
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2005-12-06 13:44:22 +00:00
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* @param method auth_method_t to use
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2005-11-29 11:16:15 +00:00
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*/
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void (*set_auth_method) (auth_payload_t *this, auth_method_t method);
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/**
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* @brief Get the AUTH method.
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*
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* @param this calling auth_payload_t object
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2005-12-06 13:44:22 +00:00
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* @return auth_method_t used
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2005-11-29 11:16:15 +00:00
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*/
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auth_method_t (*get_auth_method) (auth_payload_t *this);
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/**
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* @brief Set the AUTH data.
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*
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* Data are getting cloned.
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*
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* @param this calling auth_payload_t object
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* @param data AUTH data as chunk_t
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*/
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void (*set_data) (auth_payload_t *this, chunk_t data);
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/**
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* @brief Get the AUTH data.
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*
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2005-12-06 13:44:22 +00:00
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* Returned data are a copy of the internal one.
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2005-11-29 11:16:15 +00:00
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*
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* @param this calling auth_payload_t object
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* @return AUTH data as chunk_t
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*/
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2005-12-03 14:47:58 +00:00
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chunk_t (*get_data_clone) (auth_payload_t *this);
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/**
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* @brief Get the AUTH data.
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*
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* Returned data are NOT copied
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*
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* @param this calling auth_payload_t object
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* @return AUTH data as chunk_t
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*/
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2005-11-29 11:16:15 +00:00
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chunk_t (*get_data) (auth_payload_t *this);
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/**
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* @brief Destroys an auth_payload_t object.
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*
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2005-12-06 13:44:22 +00:00
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* @param this auth_payload_t object to destroy
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2005-11-29 11:16:15 +00:00
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*/
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void (*destroy) (auth_payload_t *this);
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};
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/**
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* @brief Creates an empty auth_payload_t object.
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*
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2005-12-06 13:44:22 +00:00
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* @return auth_payload_t object
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2005-11-29 11:16:15 +00:00
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*
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* @ingroup payloads
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*/
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auth_payload_t *auth_payload_create();
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#endif //_AUTH_PAYLOAD_H_
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