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psa_asymmetric_encrypt: add test driver impl

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Signed-off-by: Przemyslaw Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemyslaw Stekiel 2021-12-09 11:11:54 +01:00
parent 19e6142214
commit b6a6650a64
4 changed files with 274 additions and 0 deletions
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54
include/mbedtls/rsa.h
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@ -38,6 +38,60 @@
#include "mbedtls/threading.h"
#endif
#if defined(PSA_CRYPTO_DRIVER_TEST)
#include <psa/crypto_driver_common.h>
#include <psa/crypto.h>
typedef struct {
/* If non-null, on success, copy this to the output. */
void *forced_output;
size_t forced_output_length;
/* If not PSA_SUCCESS, return this error code instead of processing the
* function call. */
psa_status_t forced_status;
/* Count the amount of times one of the rsa driver functions is called. */
unsigned long hits;
} mbedtls_test_driver_rsa_hooks_t;
#define MBEDTLS_TEST_DRIVER_RSA_INIT { NULL, 0, PSA_SUCCESS, 0 }
static inline mbedtls_test_driver_rsa_hooks_t
mbedtls_test_driver_rsa_hooks_init( void )
{
const mbedtls_test_driver_rsa_hooks_t v = MBEDTLS_TEST_DRIVER_RSA_INIT;
return( v );
}
extern mbedtls_test_driver_rsa_hooks_t mbedtls_test_driver_rsa_hooks;
psa_status_t mbedtls_test_transparent_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer,
size_t key_buffer_size,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length );
psa_status_t mbedtls_test_opaque_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key,
size_t key_length,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length);
#endif /* PSA_CRYPTO_DRIVER_TEST */
/*
* RSA Error codes
*/

16
library/psa_crypto_driver_wrappers.h
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@ -328,6 +328,22 @@ psa_status_t psa_driver_wrapper_mac_verify_finish(
psa_status_t psa_driver_wrapper_mac_abort(
psa_mac_operation_t *operation );
/*
* Asymmetric cryptography
*/
psa_status_t psa_driver_wrapper_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer,
size_t key_buffer_size,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length );
#endif /* PSA_CRYPTO_DRIVER_WRAPPERS_H */
/* End of automatically generated file. */

90
scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja
View File

@ -26,6 +26,7 @@
#include "psa_crypto_driver_wrappers.h"
#include "psa_crypto_hash.h"
#include "psa_crypto_mac.h"
#include "psa_crypto_rsa.h"
#include "mbedtls/platform.h"
@ -2332,4 +2333,93 @@ psa_status_t psa_driver_wrapper_mac_abort(
}
}
/*
* Asymmetric cryptography
*/
psa_status_t psa_driver_wrapper_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer,
size_t key_buffer_size,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length )
{
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
psa_key_location_t location =
PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime );
switch( location )
{
case PSA_KEY_LOCATION_LOCAL_STORAGE:
/* Key is stored in the slot in export representation, so
* cycle through all known transparent accelerators */
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
status = mbedtls_test_transparent_asymmetric_encrypt( attributes,
key_buffer,
key_buffer_size,
alg,
input,
input_length,
salt,
salt_length,
output,
output_size,
output_length );
/* Declared with fallback == true */
if( status != PSA_ERROR_NOT_SUPPORTED )
return( status );
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
return( mbedtls_psa_asymmetric_encrypt( attributes,
key_buffer,
key_buffer_size,
alg,
input,
input_length,
salt,
salt_length,
output,
output_size,
output_length ) );
/* Add cases for opaque driver here */
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case PSA_CRYPTO_TEST_DRIVER_LOCATION:
return( mbedtls_test_opaque_asymmetric_encrypt( attributes,
key_buffer,
key_buffer_size,
alg,
input,
input_length,
salt,
salt_length,
output,
output_size,
output_length ) );
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
default:
/* Key is declared with a lifetime not known to us */
(void)status;
(void)key_buffer;
(void)key_buffer_size;
(void)alg;
(void)input;
(void)input_length;
(void)salt;
(void)salt_length;
(void)output;
(void)output_size;
(void)output_length;
return( PSA_ERROR_INVALID_ARGUMENT );
}
}
#endif /* MBEDTLS_PSA_CRYPTO_C */

114
tests/src/drivers/test_driver_rsa.c Normal file
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@ -0,0 +1,114 @@
/*
* Test driver for rsa functions.
*/
/* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <test/helpers.h>
#if defined(MBEDTLS_PSA_CRYPTO_DRIVERS) && defined(PSA_CRYPTO_DRIVER_TEST)
#include "psa/crypto.h"
#include "mbedtls/rsa.h"
#include "psa_crypto_rsa.h"
#include "string.h"
#if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
#include "libtestdriver1/library/psa_crypto_rsa_crypto.h"
#endif
mbedtls_test_driver_rsa_hooks_t mbedtls_test_driver_rsa_hooks =
MBEDTLS_TEST_DRIVER_RSA_INIT;
psa_status_t mbedtls_test_transparent_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer,
size_t key_buffer_size,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length )
{
mbedtls_test_driver_rsa_hooks.hits++;
if( mbedtls_test_driver_rsa_hooks.forced_output != NULL )
{
if( output_size < mbedtls_test_driver_rsa_hooks.forced_output_length )
return( PSA_ERROR_BUFFER_TOO_SMALL );
memcpy( output,
mbedtls_test_driver_rsa_hooks.forced_output,
mbedtls_test_driver_rsa_hooks.forced_output_length );
*output_length = mbedtls_test_driver_rsa_hooks.forced_output_length;
return( mbedtls_test_driver_rsa_hooks.forced_status );
}
if( mbedtls_test_driver_rsa_hooks.forced_status != PSA_SUCCESS )
return( mbedtls_test_driver_rsa_hooks.forced_status );
#if defined(MBEDTLS_TEST_LIBTESTDRIVER1) && \
defined(LIBTESTDRIVER1_MBEDTLS_PSA_BUILTIN_CIPHER)
return( libtestdriver1_mbedtls_psa_asymmetric_encrypt(
(const libtestdriver1_psa_key_attributes_t *)attributes,
key_buffer, key_buffer_size,
alg, input, input_length, salt, salt_length,
output, output_size, output_length ) );
#else
return( mbedtls_psa_asymmetric_encrypt(
attributes, key_buffer, key_buffer_size,
alg, input, input_length, salt, salt_length,
output, output_size, output_length ) );
#endif
return( PSA_ERROR_NOT_SUPPORTED );
}
/*
* opaque versions, to do
*/
psa_status_t mbedtls_test_opaque_asymmetric_encrypt(
const psa_key_attributes_t *attributes,
const uint8_t *key,
size_t key_length,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
const uint8_t *salt,
size_t salt_length,
uint8_t *output,
size_t output_size,
size_t *output_length)
{
(void) attributes;
(void) key;
(void) key_length;
(void) alg;
(void) input;
(void) input_length;
(void) salt;
(void) salt_length;
(void) output;
(void) output_size;
(void) output_length;
return( PSA_ERROR_NOT_SUPPORTED );
}
#endif /* MBEDTLS_PSA_CRYPTO_DRIVERS && PSA_CRYPTO_DRIVER_TEST */