98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/*
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* Copyright (C) 2005-2009 Martin Willi
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* Copyright (C) 2005 Jan Hutter
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* HSR 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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/**
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* @defgroup configuration_attribute configuration_attribute
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* @{ @ingroup payloads
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*/
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#ifndef CONFIGURATION_ATTRIBUTE_H_
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#define CONFIGURATION_ATTRIBUTE_H_
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typedef struct configuration_attribute_t configuration_attribute_t;
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#include <library.h>
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#include <attributes/attributes.h>
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#include <encoding/payloads/payload.h>
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/**
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* Class representing an IKEv2 configuration attribute / IKEv1 data attribute.
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*/
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struct configuration_attribute_t {
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/**
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* Implements payload_t interface.
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*/
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payload_t payload_interface;
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/**
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* Get the type of the attribute.
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*
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* @return type of the configuration attribute
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*/
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configuration_attribute_type_t (*get_type)(configuration_attribute_t *this);
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/**
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* Returns the value of the attribute as chunk.
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*
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* @return chunk_t pointing to the internal value
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*/
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chunk_t (*get_chunk) (configuration_attribute_t *this);
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/**
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* Returns the 2 byte value of the attribute as u_int16.
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*
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* @return attribute value
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*/
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uint16_t (*get_value) (configuration_attribute_t *this);
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/**
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* Destroys an configuration_attribute_t object.
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*/
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void (*destroy) (configuration_attribute_t *this);
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};
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/**
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* Creates an empty configuration attribute.
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*
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* @param type PLV2_CONFIGURATION_ATTRIBUTE or PLV1_CONFIGURATION_ATTRIBUTE
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* @return created configuration attribute
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*/
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configuration_attribute_t *configuration_attribute_create(payload_type_t type);
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/**
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* Creates a configuration attribute with type and value.
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*
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* @param type PLV2_CONFIGURATION_ATTRIBUTE or PLV1_CONFIGURATION_ATTRIBUTE
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* @param attr_type type of configuration attribute
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* @param chunk attribute value, gets cloned
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* @return created configuration attribute
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*/
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configuration_attribute_t *configuration_attribute_create_chunk(
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payload_type_t type, configuration_attribute_type_t attr_type, chunk_t chunk);
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/**
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* Creates a IKEv1 configuration attribute with 2 bytes value (IKEv1 only).
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*
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* @param attr_type type of configuration attribute
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* @param value attribute value, gets cloned
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* @return created PLV1_CONFIGURATION_ATTRIBUTE configuration attribute
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*/
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configuration_attribute_t *configuration_attribute_create_value(
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configuration_attribute_type_t attr_type, uint16_t value);
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#endif /** CONFIGURATION_ATTRIBUTE_H_ @}*/
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