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Take advantage of psa_core_key_attributes_t internally: key loading

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This commit is contained in:
Gilles Peskine 2019-07-30 20:30:51 +02:00
parent 4ed0e6f11a
commit 2431859dc7
1 changed files with 6 additions and 12 deletions
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18
library/psa_crypto_slot_management.c
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@ -120,37 +120,31 @@ psa_status_t psa_internal_allocate_key_slot( psa_key_handle_t *handle,
}
#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
static psa_status_t psa_load_persistent_key_into_slot( psa_key_slot_t *p_slot )
static psa_status_t psa_load_persistent_key_into_slot( psa_key_slot_t *slot )
{
psa_status_t status = PSA_SUCCESS;
uint8_t *key_data = NULL;
size_t key_data_length = 0;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_set_key_id( &attributes, p_slot->attr.id );
status = psa_load_persistent_key( &attributes.core,
status = psa_load_persistent_key( &slot->attr,
&key_data, &key_data_length );
if( status != PSA_SUCCESS )
goto exit;
p_slot->attr.lifetime = psa_get_key_lifetime( &attributes );
p_slot->attr.type = psa_get_key_type( &attributes );
p_slot->attr.policy = attributes.core.policy;
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( psa_key_lifetime_is_external( p_slot->attr.lifetime ) )
if( psa_key_lifetime_is_external( slot->attr.lifetime ) )
{
if( key_data_length != sizeof( p_slot->data.se ) )
if( key_data_length != sizeof( slot->data.se ) )
{
status = PSA_ERROR_STORAGE_FAILURE;
goto exit;
}
memcpy( &p_slot->data.se, key_data, sizeof( p_slot->data.se ) );
memcpy( &slot->data.se, key_data, sizeof( slot->data.se ) );
}
else
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
{
status = psa_import_key_into_slot( p_slot,
key_data, key_data_length );
status = psa_import_key_into_slot( slot, key_data, key_data_length );
}
exit: