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/*
* Copyright (C) 2011 Sansar Choinyambuu
* 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_file_meas pts_file_meas
* @{ @ingroup pts
*/
#ifndef PTS_FILE_MEAS_H_
#define PTS_FILE_MEAS_H_
#include "pts/pts_database.h"
#include <library.h>
typedef struct pts_file_meas_t pts_file_meas_t;
/**
* Class storing PTS File Measurements
*/
struct pts_file_meas_t {
/**
* Get the ID of the PTS File Measurement Request
*
* @return ID of PTS File Measurement Request
*/
u_int16_t (*get_request_id)(pts_file_meas_t *this);
/**
* Get the number of measured files
*
* @return Number of measured files
*/
int (*get_file_count)(pts_file_meas_t *this);
/**
* Add a PTS File Measurement
*
* @param filename Name of measured file or directory
* @param measurement PTS Measurement hash
*/
void (*add)(pts_file_meas_t *this, char *filename, chunk_t measurement);
/**
* Create a PTS File Measurement enumerator
*
* @return Enumerator returning filename and measurement
*/
enumerator_t* (*create_enumerator)(pts_file_meas_t *this);
/**
* Check PTS File Measurements against reference value in the database
*
* @param db PTS Measurement database
* @param product Software product (os, vpn client, etc.)
* @param algo PTS Measurement algorithm used
* @return TRUE if all measurements agreed
*/
bool (*check)(pts_file_meas_t *this, pts_database_t *db, char* product,
pts_meas_algorithms_t algo);
/**
* Verify stored hashes against PTS File Measurements
*
* @param e_hash Hash enumerator
* @param is_dir TRUE for directory contents hashes
* @return TRUE if all hashes match a measurement
*/
bool (*verify)(pts_file_meas_t *this, enumerator_t *e_hash, bool is_dir);
/**
* Destroys a pts_file_meas_t object.
*/
void (*destroy)(pts_file_meas_t *this);
};
/**
* Creates a pts_file_meas_t object
*
* @param request_id ID of PTS File Measurement Request
*/
pts_file_meas_t* pts_file_meas_create(u_int16_t request_id);
/**
* Creates a pts_file_meas_t object measuring a file/directory
*
* @param request_id ID of PTS File Measurement Request
* @param pathname Absolute file or directory pathname
* @param is_dir TRUE if directory path
* @param use_rel_name TRUE if relative filenames are to be used
* @param alg PTS hash measurement algorithm to be used
*/
pts_file_meas_t* pts_file_meas_create_from_path(u_int16_t request_id,
char* pathname, bool is_dir, bool use_rel_name,
pts_meas_algorithms_t alg);
#endif /** PTS_FILE_MEAS_H_ @}*/
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