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Diffstat (limited to 'src/libpts/pts/components/pts_comp_evidence.h')
| -rw-r--r-- | src/libpts/pts/components/pts_comp_evidence.h | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/src/libpts/pts/components/pts_comp_evidence.h b/src/libpts/pts/components/pts_comp_evidence.h deleted file mode 100644 index 55776ce8b..000000000 --- a/src/libpts/pts/components/pts_comp_evidence.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (C) 2011 Sansar Choinyambuu, 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 pts_comp_evidence pts_comp_evidence - * @{ @ingroup pts - */ - -#ifndef PTS_COMP_EVIDENCE_H_ -#define PTS_COMP_EVIDENCE_H_ - -typedef struct pts_comp_evidence_t pts_comp_evidence_t; -typedef enum pts_pcr_transform_t pts_pcr_transform_t; -typedef enum pts_comp_evid_validation_t pts_comp_evid_validation_t; - -#include "pts/pts_meas_algo.h" -#include "pts/components/pts_comp_func_name.h" - -#include <library.h> - -/** - * PTS PCR Transformations - */ -enum pts_pcr_transform_t { - /** No Transformation */ - PTS_PCR_TRANSFORM_NO = 0, - /** Hash Value matched PCR size */ - PTS_PCR_TRANSFORM_MATCH = 1, - /** Hash value shorter than PCR size */ - PTS_PCR_TRANSFORM_SHORT = 2, - /** Hash value longer than PCR size */ - PTS_PCR_TRANSFORM_LONG = 3, -}; - -/** - * PTS Component Evidence Validation Result Flags - */ -enum pts_comp_evid_validation_t { - /** No Validation was attempted */ - PTS_COMP_EVID_VALIDATION_NONE = 0x00, - /** Attempted validation, unable to verify */ - PTS_COMP_EVID_VALIDATION_UNABLE = 0x20, - /** Attempted validation, verification failed */ - PTS_COMP_EVID_VALIDATION_FAILED = 0x40, - /** Attempted validation, verification passed */ - PTS_COMP_EVID_VALIDATION_PASSED = 0x60, -}; - -/** - * PTS Functional Component Interface - */ -struct pts_comp_evidence_t { - - /** - * Gets the Component Functional Name and Sub-Component Depth - * - * @param depth Sub-Component Depth - * @result Component Functional Name - */ - pts_comp_func_name_t* (*get_comp_func_name)(pts_comp_evidence_t *this, - u_int32_t *depth); - - /** - * Gets the PCR the measurement was extended into - * - * @result PCR the measurement was extended into - */ - u_int32_t (*get_extended_pcr)(pts_comp_evidence_t *this); - - /** - * Gets the measurement and the algorithms used - * - * @param extended_pcr PCR the measurement was extended into - * @param algo Measurement hash algorithm - * @param transform Transformation used for PCR extension - * @param measurement_time Time the measurement was taken - * @result Measurement hash value - */ - chunk_t (*get_measurement)(pts_comp_evidence_t *this, - u_int32_t *extended_pcr, - pts_meas_algorithms_t *algo, - pts_pcr_transform_t *transform, - time_t *measurement_time); - - /** - * Gets the PCR information if available - * - * @param pcr_before PCR value before extension - * @param pcr_after PCR value after extension - * @result TRUE if PCR information is available - */ - bool (*get_pcr_info)(pts_comp_evidence_t *this, chunk_t *pcr_before, - chunk_t *pcr_after); - - /** - * Sets PCR information if available - * - * @param pcr_before PCR value before extension - * @param pcr_after PCR value after extension - */ - void (*set_pcr_info)(pts_comp_evidence_t *this, chunk_t pcr_before, - chunk_t pcr_after); - - /** - * Gets Validation Result if available - * - * @param uri Verification Policy URI - * @return validation Validation Result - */ - pts_comp_evid_validation_t (*get_validation)(pts_comp_evidence_t *this, - char **uri); - - /** - * Sets Validation Result if available - * - * @param validation Validation Result - * @param uri Verification Policy URI - */ - void (*set_validation)(pts_comp_evidence_t *this, - pts_comp_evid_validation_t validation, char* uri); - - /** - * Destroys a pts_comp_evidence_t object. - */ - void (*destroy)(pts_comp_evidence_t *this); - -}; - -/** - * Creates a pts_comp_evidence_t object - * - * @param name Component Functional Name - * @param depth Sub-component depth - * @param extended_pcr PCR the measurement was extended into - * @param algo Measurement hash algorithm - * @param transform Transformation used for PCR extension - * @param measurement_time Time the measurement was taken, 0 if unknown - * @param measurement Measurement hash value - */ -pts_comp_evidence_t* pts_comp_evidence_create(pts_comp_func_name_t *name, - u_int32_t depth, - u_int32_t extended_pcr, - pts_meas_algorithms_t algo, - pts_pcr_transform_t transform, - time_t measurement_time, - chunk_t measurement); - -/** - * Determine transform to fit measurement hash into PCR register - * - * @param algo Measurement hash algorithm - * @param pcr_len Length of the PCR registers in bytes - * @return PCR transform type - */ -pts_pcr_transform_t pts_meas_algo_to_pcr_transform(pts_meas_algorithms_t algo, - size_t pcr_len); - -#endif /** PTS_COMP_EVIDENCE_H_ @}*/ |