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Adjust secure element code to the new ITS interface

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This commit is contained in:
Gilles Peskine 2019-07-31 17:57:57 +02:00
parent 72c8c5b352
commit 8b66389d0d
2 changed files with 17 additions and 4 deletions
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8
library/psa_crypto_se.c
View file

@ -148,17 +148,23 @@ psa_status_t psa_load_se_persistent_data(
{
psa_status_t status;
psa_storage_uid_t uid;
size_t length;
status = psa_get_se_driver_its_file_uid( driver, &uid );
if( status != PSA_SUCCESS )
return( status );
/* Read the amount of persistent data that the driver requests.
* If the data in storage is larger, it is truncated. If the data
* in storage is smaller, silently keep what is already at the end
* of the output buffer. */
/* psa_get_se_driver_its_file_uid ensures that the size_t
* persistent_data_size is in range, but compilers don't know that,
* so cast to reassure them. */
return( psa_its_get( uid, 0,
(uint32_t) driver->internal.persistent_data_size,
driver->internal.persistent_data ) );
driver->internal.persistent_data,
&length ) );
}
psa_status_t psa_save_se_persistent_data(

13
library/psa_crypto_storage.c
View file

@ -437,9 +437,16 @@ psa_status_t psa_crypto_save_transaction( void )
psa_status_t psa_crypto_load_transaction( void )
{
return( psa_its_get( PSA_CRYPTO_ITS_TRANSACTION_UID, 0,
sizeof( psa_crypto_transaction ),
&psa_crypto_transaction ) );
psa_status_t status;
size_t length;
status = psa_its_get( PSA_CRYPTO_ITS_TRANSACTION_UID, 0,
sizeof( psa_crypto_transaction ),
&psa_crypto_transaction, &length );
if( status != PSA_SUCCESS )
return( status );
if( length != sizeof( psa_crypto_transaction ) )
return( PSA_ERROR_STORAGE_FAILURE );
return( PSA_SUCCESS );
}
psa_status_t psa_crypto_stop_transaction( void )