144 lines
4.5 KiB
C
144 lines
4.5 KiB
C
/*
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* Copyright (C) 2011 Andreas Steffen
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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 pts_database pts_database
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* @{ @ingroup pts
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*/
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#ifndef PTS_DATABASE_H_
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#define PTS_DATABASE_H_
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typedef struct pts_database_t pts_database_t;
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#include "pts_meas_algo.h"
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#include "components/pts_comp_func_name.h"
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#include <library.h>
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/**
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* Class implementing the PTS File Measurement database
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*
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*/
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struct pts_database_t {
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/**
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* Get files/directories to be measured by PTS
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*
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* @param product Software product (os, vpn client, etc.)
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* @return Enumerator over all matching files/directories
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*/
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enumerator_t* (*create_file_meas_enumerator)(pts_database_t *this,
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char *product);
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/**
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* Get files/directories to request metadata of
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*
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* @param product Software product (os, vpn client, etc.)
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* @return Enumerator over all matching files/directories
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*/
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enumerator_t* (*create_file_meta_enumerator)(pts_database_t *this,
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char *product);
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/**
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* Get stored measurement hash for single file or directory entries
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*
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* @param product Software product (os, vpn client, etc.)
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* @param algo Hash algorithm used for measurement
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* @param id Primary key of measured file/directory
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* @param is_dir TRUE if directory was measured
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* @return Enumerator over all matching measurement hashes
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*/
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enumerator_t* (*create_file_hash_enumerator)(pts_database_t *this,
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char *product, pts_meas_algorithms_t algo,
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int id, bool is_dir);
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/**
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* Get functional components to request evidence of
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*
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* @param keyid SHA-1 hash of AIK public key info
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* @return Enumerator over all matching components
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*/
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enumerator_t* (*create_comp_evid_enumerator)(pts_database_t *this,
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chunk_t keyid);
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/**
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* Check a functional component measurement against value stored in database
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*
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* @param measurement measurement hash
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* @param comp_name Component Functional Name
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* @param keyid SHA-1 hash of AIK public key info
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* @param seq_no Measurement sequence number
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* @param prc Number of the PCR the measurement was extended into
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* @param algo Hash algorithm used for measurement
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* @return SUCCESS if check was successful
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*/
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status_t (*check_comp_measurement)(pts_database_t *this, chunk_t measurement,
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pts_comp_func_name_t *comp_name, chunk_t keyid,
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int seq_no, int pcr, pts_meas_algorithms_t algo);
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/**
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* Insert a functional component measurement into the database
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*
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* @param measurement measurement hash
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* @param comp_name Component Functional Name
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* @param keyid SHA-1 hash of AIK public key info
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* @param seq_no Measurement sequence number
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* @param prc Number of the PCR the measurement was extended into
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* @param algo Hash algorithm used for measurement
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* @return SUCCESS if INSERT was successful
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*/
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status_t (*insert_comp_measurement)(pts_database_t *this, chunk_t measurement,
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pts_comp_func_name_t *comp_name, chunk_t keyid,
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int seq_no, int pcr, pts_meas_algorithms_t algo);
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/**
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* Delete functional component measurements from the database
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*
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* @param comp_name Component Functional Name
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* @param keyid SHA-1 hash of AIK public key info
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* @return number of deleted measurement entries
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*/
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int (*delete_comp_measurements)(pts_database_t *this,
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pts_comp_func_name_t *comp_name, chunk_t keyid);
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/**
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* Get the number of measurements for a functional component and AIK
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*
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* @param comp_name Component Functional Name
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* @param keyid SHA-1 hash of AIK public key info
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* @param algo Hash algorithm used for measurement
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* @param count measurement count
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* @return SUCCESS if COUNT was successful
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*/
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status_t (*get_comp_measurement_count)(pts_database_t *this,
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pts_comp_func_name_t *comp_name, chunk_t keyid,
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pts_meas_algorithms_t algo, int *count);
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/**
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* Destroys a pts_database_t object.
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*/
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void (*destroy)(pts_database_t *this);
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};
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/**
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* Creates an pts_database_t object
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*
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* @param uri database uri
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*/
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pts_database_t* pts_database_create(char *uri);
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#endif /** PTS_DATABASE_H_ @}*/
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