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/**
* @defgroup data_attribute_v1 data_attribute_v1
* @{ @ingroup payloads
*/
#ifndef DATA_ATTRIBUTE_V1_H_
#define DATA_ATTRIBUTE_V1_H_
typedef struct data_attribute_v1_t data_attribute_v1_t;
#include <library.h>
#include <attributes/attributes.h>
#include <encoding/payloads/payload.h>
/**
* Configuration attribute header length in bytes.
*/
#define DATA_ATTRIBUTE_V1_HEADER_LENGTH 4
/**
* Class representing an IKEv1-Data Attribute.
*
* The DATA_ATTRIBUTE_V1 format is described in RFC section 3.15.1.
*/
struct data_attribute_v1_t {
/**
* Implements payload_t interface.
*/
payload_t payload_interface;
/**
* Get the type of the attribute.
*
* @return type of the data attribute
*/
configuration_attribute_type_t (*get_type)(data_attribute_v1_t *this);
/**
* Returns the value of the attribute.
*
* @return the basic internal value
*/
u_int16_t (*get_value) (data_attribute_v1_t *this);
/**
* Returns the value of the attribute.
*
* @return chunk_t pointing to the internal value
*/
chunk_t (*get_value_chunk) (data_attribute_v1_t *this);
/**
* Destroys an configuration_attribute_t object.
*/
void (*destroy) (data_attribute_v1_t *this);
};
/**
* Creates an empty data attribute.
*
* @return created data attribute
*/
data_attribute_v1_t *data_attribute_v1_create();
/**
* Creates a data attribute with type and value.
*
* @param type type of data attribute
* @param value value, gets cloned
* @return created data attribute
*/
data_attribute_v1_t *data_attribute_v1_create_value(
configuration_attribute_type_t type, chunk_t value);
/**
* Creates a data attribute with type and value.
*
* @param type type of data attribute
* @param value value
* @return created data attribute
*/
data_attribute_v1_t *data_attribute_v1_create_basic(
configuration_attribute_type_t type, u_int16_t value);
#endif /** DATA_ATTRIBUTE_V1_H_ @}*/
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