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Initial empty driver wrapper implementation

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Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott 2022-11-29 14:54:44 +00:00
parent 1265f00494
commit 2d247923e5
3 changed files with 295 additions and 2 deletions
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236
scripts/data_files/driver_templates/psa_crypto_driver_wrappers.c.jinja
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@ -433,6 +433,242 @@ psa_status_t psa_driver_wrapper_verify_hash(
}
}
void psa_driver_wrapper_interruptible_set_max_ops( uint32_t max_ops )
{
( void ) max_ops;
}
uint32_t psa_driver_wrapper_interruptible_get_max_ops( void )
{
return( PSA_ERROR_INVALID_ARGUMENT );
}
uint32_t psa_driver_wrapper_sign_hash_get_num_ops(
const psa_sign_hash_interruptible_operation_t *operation )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
return( PSA_ERROR_INVALID_ARGUMENT );
}
uint32_t psa_driver_wrapper_verify_hash_get_num_ops(
const psa_verify_hash_interruptible_operation_t *operation )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
return( PSA_ERROR_INVALID_ARGUMENT );
}
psa_status_t psa_driver_wrapper_sign_hash_start(
psa_sign_hash_interruptible_operation_t *operation,
const psa_key_attributes_t *attributes, const uint8_t *key_buffer,
size_t key_buffer_size, psa_algorithm_t alg,
const uint8_t *hash, size_t hash_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)
/* Add test driver tests here */
/* Declared with fallback == true */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
/* Fell through, meaning no accelerator supports this operation */
operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID;
break;
/* Add cases for opaque driver here */
default:
/* Key is declared with a lifetime not known to us */
( void ) status;
return( PSA_ERROR_INVALID_ARGUMENT );
}
( void ) operation;
( void ) key_buffer;
( void ) key_buffer_size;
( void ) alg;
( void ) hash;
( void ) hash_length;
return( status );
}
psa_status_t psa_driver_wrapper_sign_hash_complete(
psa_sign_hash_interruptible_operation_t *operation,
uint8_t *signature, size_t signature_size,
size_t *signature_length )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
( void ) signature;
( void ) signature_size;
( void ) signature_length;
return( PSA_ERROR_INVALID_ARGUMENT );
}
psa_status_t psa_driver_wrapper_sign_hash_abort(
psa_sign_hash_interruptible_operation_t *operation )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
return( PSA_ERROR_INVALID_ARGUMENT );
}
psa_status_t psa_driver_wrapper_verify_hash_start(
psa_verify_hash_interruptible_operation_t *operation,
const psa_key_attributes_t *attributes, const uint8_t *key_buffer,
size_t key_buffer_size, psa_algorithm_t alg,
const uint8_t *hash, size_t hash_length,
const uint8_t *signature, size_t signature_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)
/* Add test driver tests here */
/* Declared with fallback == true */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
/* Fell through, meaning no accelerator supports this operation */
operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID;
break;
/* Add cases for opaque driver here */
default:
/* Key is declared with a lifetime not known to us */
( void ) status;
return( PSA_ERROR_INVALID_ARGUMENT );
}
( void ) operation;
( void ) key_buffer;
( void ) key_buffer_size;
( void ) alg;
( void ) hash;
( void ) hash_length;
( void ) signature;
( void ) signature_length;
return( status );
}
psa_status_t psa_driver_wrapper_verify_hash_complete(
psa_verify_hash_interruptible_operation_t *operation )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
return( PSA_ERROR_INVALID_ARGUMENT );
}
psa_status_t psa_driver_wrapper_verify_hash_abort(
psa_verify_hash_interruptible_operation_t *operation )
{
switch( operation->id )
{
case PSA_CRYPTO_MBED_TLS_DRIVER_ID:
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
#if defined(PSA_CRYPTO_DRIVER_TEST)
case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID:
/* Add cases for opaque driver here */
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
}
return( PSA_ERROR_INVALID_ARGUMENT );
}
/** Calculate the key buffer size required to store the key material of a key
* associated with an opaque driver from input key data.
*