316 lines
8.3 KiB
C
316 lines
8.3 KiB
C
/*
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* Copyright (C) 2011 Sansar Choinyambuu
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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 tcg_pts_attr_simple_comp_evid tcg_pts_attr_simple_comp_evid
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* @{ @ingroup tcg_pts_attr_simple_comp_evid
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*/
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#ifndef TCG_PTS_ATTR_SIMPLE_COMP_EVID_H_
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#define TCG_PTS_ATTR_SIMPLE_COMP_EVID_H_
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typedef struct tcg_pts_attr_simple_comp_evid_t tcg_pts_attr_simple_comp_evid_t;
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typedef enum pts_attr_simple_comp_evid_flag_t pts_attr_simple_comp_evid_flag_t;
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typedef enum pts_pcr_transform_t pts_pcr_transform_t;
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#include "tcg_attr.h"
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#include "pts/pts_meas_algo.h"
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#include "pts/pts_funct_comp_name.h"
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#include "pa_tnc/pa_tnc_attr.h"
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/**
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* PTS Simple Component Evidence Flags
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*/
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enum pts_attr_simple_comp_evid_flag_t {
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/** PCR information fields inlcuded */
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PTS_SIMPLE_COMP_EVID_FLAG_PCR = 0,
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/** No Validation was attempted */
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PTS_SIMPLE_COMP_EVID_FLAG_NO_VALID = 1,
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/** Attempted validation, unable to verify */
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PTS_SIMPLE_COMP_EVID_FLAG_NO_VER = 2,
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/** Attempted validation, verification failed */
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PTS_SIMPLE_COMP_EVID_FLAG_VER_FAIL = 3,
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/** Attempted validation, verification passed */
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PTS_SIMPLE_COMP_EVID_FLAG_VER_PASS = 4,
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};
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/**
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* PTS PCR Transformations
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*/
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enum pts_pcr_transform_t {
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/** No Transformation */
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PTS_PCR_TRANSFORM_NO = 0,
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/** Hash Value matched PCR size */
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PTS_PCR_TRANSFORM_MATCH = 1,
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/** Hash value shorter than PCR size */
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PTS_PCR_TRANSFORM_SHORT = 2,
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/** Hash value longer than PCR size */
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PTS_PCR_TRANSFORM_LONG = 3,
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};
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/**
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* Class implementing the TCG PTS Simple Component Evidence attribute
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*
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*/
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struct tcg_pts_attr_simple_comp_evid_t {
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/**
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* Public PA-TNC attribute interface
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*/
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pa_tnc_attr_t pa_tnc_attribute;
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/**
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* Get flags for PTS Simple Component Evidence
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*
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* @return Set of flags
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*/
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pts_attr_simple_comp_evid_flag_t (*get_flags)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set flags for PTS Simple Component Evidence
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*
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* @param flags Set of flags
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*/
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void (*set_flags)(tcg_pts_attr_simple_comp_evid_t *this,
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pts_attr_simple_comp_evid_flag_t flags);
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/**
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* Get Sub-component Depth
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*
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* @return Sub-component Depth
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*/
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u_int32_t (*get_sub_component_depth)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Get Specific Component Functional Name Vendor ID
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*
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* @return Component Functional Name Vendor ID
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*/
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u_int32_t (*get_spec_comp_funct_name_vendor_id)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Get Family
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*
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* @return Functional Name Family
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*/
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u_int8_t (*get_family)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Get Qualifier
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*
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* @return Functional Name Category Qualifier
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*/
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pts_qualifier_t (*get_qualifier)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set qualifier for Component Functional Name
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*
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* @param qualifier Functional Name Category Qualifier
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*/
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void (*set_qualifier)(tcg_pts_attr_simple_comp_evid_t *this,
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pts_qualifier_t qualifier);
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/**
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* Get Special Component Functional Name
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*
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* @return Component Functional Name
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*/
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pts_funct_comp_name_t (*get_comp_funct_name)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Component Functional Name
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*
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* @param name Component Functional Name
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*/
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void (*set_comp_funct_name)(tcg_pts_attr_simple_comp_evid_t *this,
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pts_funct_comp_name_t name);
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/**
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* Get Measurement Type
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*
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* @return Measurement Type
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*/
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u_int8_t (*get_measurement_type)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Get which PCR the functional component is extended into
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*
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* @return Number of PCR
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*/
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u_int32_t (*get_extended_pcr)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set which PCR the functional component is extended into
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*
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* @param pcr_number Number of PCR
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*/
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void (*set_extended_pcr)(tcg_pts_attr_simple_comp_evid_t *this,
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u_int32_t extended_pcr);
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/**
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* Get Hash Algorithm
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*
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* @return Hash Algorithm
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*/
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pts_meas_algorithms_t (*get_hash_algorithm)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Hash Algorithm
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*
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* @param hash_algorithm Hash Algorithm
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*/
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void (*set_hash_algorithm)(tcg_pts_attr_simple_comp_evid_t *this,
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pts_meas_algorithms_t hash_algorithm);
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/**
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* Get PCR Transformation
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*
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* @return Transformation type of PCR
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*/
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pts_pcr_transform_t (*get_pcr_trans)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set PCR Transformation
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*
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* @param transformation Transformation type of PCR
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*/
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void (*set_pcr_trans)(tcg_pts_attr_simple_comp_evid_t *this,
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pts_pcr_transform_t transformation);
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/**
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* Get Measurement Time
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*
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* @return Measurement time
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*/
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chunk_t (*get_measurement_time)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Measurement Time
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*
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* @param time Measurement time
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*/
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void (*set_measurement_time)(tcg_pts_attr_simple_comp_evid_t *this,
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chunk_t time);
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/**
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* Get Optional Policy URI
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*
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* @return Policy URI
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*/
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chunk_t (*get_policy_uri)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Optional Policy URI
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*
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* @param policy_uri Policy URI
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*/
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void (*set_policy_uri)(tcg_pts_attr_simple_comp_evid_t *this,
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chunk_t policy_uri);
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/**
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* Get Optional PCR Length
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*
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* @return Length of PCR before/after values
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*/
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u_int16_t (*get_pcr_len)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Get Optional PCR before value
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*
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* @return PCR before value
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*/
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chunk_t (*get_pcr_before_value)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Optional PCR before value
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*
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* @param pcr_before PCR before value
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*/
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void (*set_pcr_before_value)(tcg_pts_attr_simple_comp_evid_t *this,
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chunk_t pcr_before);
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/**
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* Get Optional PCR after value
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*
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* @return PCR after value
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*/
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chunk_t (*get_pcr_after_value)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Optional PCR after value
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*
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* @param pcr_after PCR after value
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*/
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void (*set_pcr_after_value)(tcg_pts_attr_simple_comp_evid_t *this,
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chunk_t pcr_after);
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/**
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* Get Component Measurement
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*
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* @return Component Measurement Hash
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*/
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chunk_t (*get_comp_measurement)(tcg_pts_attr_simple_comp_evid_t *this);
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/**
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* Set Component Measurement
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*
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* @param measurement Component Measurement Hash
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*/
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void (*set_comp_measurement)(tcg_pts_attr_simple_comp_evid_t *this,
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chunk_t measurement);
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};
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/**
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* Creates an tcg_pts_attr_simple_comp_evid_t object
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*
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* @param flags Set of flags
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* @param depth Sub-component Depth
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* @param vendor_id Component Functional Name Vendor ID
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* @param qualifier Functional Name Category Qualifier
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* @param name Component Functional Name
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* @param extended_pcr Which PCR the functional component is extended into
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* @param hash_algorithm Hash Algorithm
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* @param transformation Transformation type for PCR
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* @param measurement_time Measurement time
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* @param policy_uri Optional Policy URI
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* @param pcr_before Optional PCR before value
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* @param pcr_after Optional PCR after value
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* @param measurement Component Measurement
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*/
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pa_tnc_attr_t* tcg_pts_attr_simple_comp_evid_create(pts_attr_simple_comp_evid_flag_t flags,
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u_int32_t depth,
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u_int32_t vendor_id,
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pts_qualifier_t qualifier,
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pts_funct_comp_name_t name,
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u_int32_t extended_pcr,
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pts_meas_algorithms_t hash_algorithm,
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pts_pcr_transform_t transformation,
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chunk_t measurement_time,
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chunk_t policy_uri,
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chunk_t pcr_before,
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chunk_t pcr_after,
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chunk_t measurement);
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/**
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* Creates an tcg_pts_attr_simple_comp_evid_t object from received data
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*
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* @param value Unparsed attribute value
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*/
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pa_tnc_attr_t* tcg_pts_attr_simple_comp_evid_create_from_data(chunk_t value);
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#endif /** TCG_PTS_ATTR_SIMPLE_COMP_EVID_H_ @}*/
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