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/*
* Copyright (C) 2009 Martin Willi
* 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 crypto_tester crypto_tester
* @{ @ingroup crypto
*/
#ifndef CRYPTO_TESTER_H_
#define CRYPTO_TESTER_H_
typedef struct crypto_tester_t crypto_tester_t;
#include <crypto/crypto_factory.h>
typedef struct crypter_test_vector_t crypter_test_vector_t;
typedef struct aead_test_vector_t aead_test_vector_t;
typedef struct signer_test_vector_t signer_test_vector_t;
typedef struct hasher_test_vector_t hasher_test_vector_t;
typedef struct prf_test_vector_t prf_test_vector_t;
typedef struct rng_test_vector_t rng_test_vector_t;
struct crypter_test_vector_t {
/** encryption algorithm this vector tests */
encryption_algorithm_t alg;
/** key length to use, in bytes */
size_t key_size;
/** encryption key of test vector */
u_char *key;
/** initialization vector, using crypters blocksize bytes */
u_char *iv;
/** length of plain and cipher text */
size_t len;
/** plain text */
u_char *plain;
/** cipher text */
u_char *cipher;
};
struct aead_test_vector_t {
/** encryption algorithm this vector tests */
encryption_algorithm_t alg;
/** key length to use, in bytes */
size_t key_size;
/** salt length to use, in bytes */
size_t salt_size;
/** encryption key of test vector */
u_char *key;
/** initialization vector, using crypters blocksize bytes */
u_char *iv;
/** length of associated data */
size_t alen;
/** associated data */
u_char *adata;
/** length of plain text */
size_t len;
/** plain text */
u_char *plain;
/** cipher text */
u_char *cipher;
};
struct signer_test_vector_t {
/** signer algorithm this test vector tests */
integrity_algorithm_t alg;
/** key to use, with a length the algorithm expects */
u_char *key;
/** size of the input data */
size_t len;
/** input data */
u_char *data;
/** expected output, with ouput size of the tested algorithm */
u_char *mac;
};
struct hasher_test_vector_t {
/** hash algorithm this test vector tests */
hash_algorithm_t alg;
/** length of the input data */
size_t len;
/** input data */
u_char *data;
/** expected hash, with hash size of the tested algorithm */
u_char *hash;
};
struct prf_test_vector_t {
/** prf algorithm this test vector tests */
pseudo_random_function_t alg;
/** is this PRF stateful? */
bool stateful;
/** key length to use, in bytes */
size_t key_size;
/** key to use */
u_char *key;
/** size of the seed data */
size_t len;
/** seed data */
u_char *seed;
/** expected output, with block size of the tested algorithm */
u_char *out;
};
/**
* Test vector for a RNG.
*
* Contains a callback function to analyze the output of a RNG,
*/
struct rng_test_vector_t {
/** quality of random data this test vector tests */
rng_quality_t quality;
/** callback function to test RNG output, returns TRUE if data ok */
bool (*test)(void *user, chunk_t data);
/** number of bytes the function requests */
size_t len;
/** user data passed back to the test() function on invocation */
void *user;
};
/**
* Cryptographic primitive testing framework.
*/
struct crypto_tester_t {
/**
* Test a crypter algorithm, optionally using a specified key size.
*
* @param alg algorithm to test
* @param key_size key size to test, 0 for default
* @param create constructor function for the crypter
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_crypter)(crypto_tester_t *this, encryption_algorithm_t alg,
size_t key_size, crypter_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Test an aead algorithm, optionally using a specified key size.
*
* @param alg algorithm to test
* @param key_size key size to test, 0 for default
* @param salt_size salt length to test, 0 for default
* @param create constructor function for the aead transform
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_aead)(crypto_tester_t *this, encryption_algorithm_t alg,
size_t key_size, size_t salt_size,
aead_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Test a signer algorithm.
*
* @param alg algorithm to test
* @param create constructor function for the signer
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_signer)(crypto_tester_t *this, integrity_algorithm_t alg,
signer_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Test a hasher algorithm.
*
* @param alg algorithm to test
* @param create constructor function for the hasher
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_hasher)(crypto_tester_t *this, hash_algorithm_t alg,
hasher_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Test a PRF algorithm.
*
* @param alg algorithm to test
* @param create constructor function for the PRF
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_prf)(crypto_tester_t *this, pseudo_random_function_t alg,
prf_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Test a RNG implementation.
*
* @param alg algorithm to test
* @param create constructor function for the RNG
* @param speed speed test result, NULL to omit
* @return TRUE if test passed
*/
bool (*test_rng)(crypto_tester_t *this, rng_quality_t quality,
rng_constructor_t create,
u_int *speed, const char *plugin_name);
/**
* Add a test vector to test a crypter.
*
* @param vector pointer to test vector
*/
void (*add_crypter_vector)(crypto_tester_t *this,
crypter_test_vector_t *vector);
/**
* Add a test vector to test an aead transform.
*
* @param vector pointer to test vector
*/
void (*add_aead_vector)(crypto_tester_t *this,
aead_test_vector_t *vector);
/**
* Add a test vector to test a signer.
*
* @param vector pointer to test vector
*/
void (*add_signer_vector)(crypto_tester_t *this,
signer_test_vector_t *vector);
/**
* Add a test vector to test a hasher.
*
* @param vector pointer to test vector
*/
void (*add_hasher_vector)(crypto_tester_t *this,
hasher_test_vector_t *vector);
/**
* Add a test vector to test a PRF.
*
* @param vector pointer to test vector
*/
void (*add_prf_vector)(crypto_tester_t *this, prf_test_vector_t *vector);
/**
* Add a test vector to test a RNG.
*
* @param vector pointer to test vector
*/
void (*add_rng_vector)(crypto_tester_t *this, rng_test_vector_t *vector);
/**
* Destroy a crypto_tester_t.
*/
void (*destroy)(crypto_tester_t *this);
};
/**
* Create a crypto_tester instance.
*/
crypto_tester_t *crypto_tester_create();
#endif /** CRYPTO_TESTER_H_ @}*/
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