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/*
* Copyright (C) 2014 Andreas Steffen
* HSR 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 tcg_seg_attr_seg_env tcg_seg_attr_seg_env
* @{ @ingroup tcg_attr
*/
#ifndef TCG_SEG_ATTR_SEG_ENV_H_
#define TCG_SEG_ATTR_SEG_ENV_H_
typedef struct tcg_seg_attr_seg_env_t tcg_seg_attr_seg_env_t;
#include "tcg/tcg_attr.h"
#define TCG_SEG_ATTR_SEG_ENV_HEADER 4
/**
* Class implementing the TCG Segmentation Envelope Attribute
*/
struct tcg_seg_attr_seg_env_t {
/**
* Public PA-TNC attribute interface
*/
pa_tnc_attr_t pa_tnc_attribute;
/**
* Get enveloped attribute segment
*
* @param flags Segmentation flags
* @return Segment
*/
chunk_t (*get_segment)(tcg_seg_attr_seg_env_t *this, uint8_t *flags);
/**
* Get Base Attribute ID
*
* @return Base Attribute ID
*/
uint32_t (*get_base_attr_id)(tcg_seg_attr_seg_env_t *this);
};
/**
* Creates an tcg_seg_attr_seg_env_t object
*
* @param segment Attribute segment
* @param flags Segmentation flags
* @param base_attr_id Base Attribute ID
*/
pa_tnc_attr_t* tcg_seg_attr_seg_env_create(chunk_t segment, uint8_t flags,
uint32_t base_attr_id);
/**
* Creates an tcg_seg_attr_seg_env_t object from received data
*
* @param length Total length of attribute value
* @param value Unparsed attribute value (might be a segment)
*/
pa_tnc_attr_t* tcg_seg_attr_seg_env_create_from_data(size_t length,
chunk_t value);
#endif /** TCG_SEG_ATTR_SEG_ENV_H_ @}*/
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