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SE keys: error out in key creation function that lack support

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This commit is contained in:
Gilles Peskine 2019-07-24 13:44:30 +02:00
parent 89870eb123
commit f4ee662868
1 changed files with 23 additions and 0 deletions
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23
library/psa_crypto.c
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@ -1756,6 +1756,15 @@ psa_status_t psa_copy_key( psa_key_handle_t source_handle,
if( status != PSA_SUCCESS ) if( status != PSA_SUCCESS )
goto exit; goto exit;
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( driver != NULL )
{
/* Copying to a secure element is not implemented yet. */
status = PSA_ERROR_NOT_SUPPORTED;
goto exit;
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
status = psa_copy_key_material( source_slot, target_slot ); status = psa_copy_key_material( source_slot, target_slot );
if( status != PSA_SUCCESS ) if( status != PSA_SUCCESS )
goto exit; goto exit;
@ -4661,6 +4670,13 @@ psa_status_t psa_key_derivation_output_key( const psa_key_attributes_t *attribut
psa_key_slot_t *slot = NULL; psa_key_slot_t *slot = NULL;
psa_se_drv_table_entry_t *driver = NULL; psa_se_drv_table_entry_t *driver = NULL;
status = psa_start_key_creation( attributes, handle, &slot, &driver ); status = psa_start_key_creation( attributes, handle, &slot, &driver );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( driver != NULL )
{
/* Deriving a key in a secure element is not implemented yet. */
status = PSA_ERROR_NOT_SUPPORTED;
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
if( status == PSA_SUCCESS ) if( status == PSA_SUCCESS )
{ {
status = psa_generate_derived_key_internal( slot, status = psa_generate_derived_key_internal( slot,
@ -5692,6 +5708,13 @@ psa_status_t psa_generate_key( const psa_key_attributes_t *attributes,
psa_key_slot_t *slot = NULL; psa_key_slot_t *slot = NULL;
psa_se_drv_table_entry_t *driver = NULL; psa_se_drv_table_entry_t *driver = NULL;
status = psa_start_key_creation( attributes, handle, &slot, &driver ); status = psa_start_key_creation( attributes, handle, &slot, &driver );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( driver != NULL )
{
/* Generating a key in a secure element is not implemented yet. */
status = PSA_ERROR_NOT_SUPPORTED;
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
if( status == PSA_SUCCESS ) if( status == PSA_SUCCESS )
{ {
status = psa_generate_key_internal( status = psa_generate_key_internal(