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psa: Change psa_driver_wrapper_export_public_key() signature

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Change psa_driver_wrapper_export_public_key() signature
to the signature of an export_public_key driver entry point.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron 2020-11-25 14:30:05 +01:00
parent 8328287956
commit 84cc99420c
3 changed files with 30 additions and 26 deletions
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10
library/psa_crypto.c
View File

@ -1758,10 +1758,12 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
/* Need to export the public part of a private key,
* so conversion is needed. Try the accelerators first. */
psa_status_t status = psa_driver_wrapper_export_public_key( slot,
data,
data_size,
data_length );
psa_key_attributes_t attributes = {
.core = slot->attr
};
psa_status_t status = psa_driver_wrapper_export_public_key(
&attributes, slot->key.data, slot->key.bytes,
data, data_size, data_length );
if( status != PSA_ERROR_NOT_SUPPORTED ||
psa_key_lifetime_is_external( slot->attr.lifetime ) )

31
library/psa_crypto_driver_wrappers.c
View File

@ -444,17 +444,16 @@ psa_status_t psa_driver_wrapper_import_key(
#endif /* PSA_CRYPTO_DRIVER_PRESENT */
}
psa_status_t psa_driver_wrapper_export_public_key( const psa_key_slot_t *slot,
uint8_t *data,
size_t data_size,
size_t *data_length )
psa_status_t psa_driver_wrapper_export_public_key(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer, size_t key_buffer_size,
uint8_t *data, size_t data_size, size_t *data_length )
{
#if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT)
psa_status_t status = PSA_ERROR_INVALID_ARGUMENT;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(slot->attr.lifetime);
psa_key_attributes_t attributes = {
.core = slot->attr
};
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(
psa_get_key_lifetime( attributes ) );
switch( location )
{
@ -462,9 +461,9 @@ psa_status_t psa_driver_wrapper_export_public_key( const psa_key_slot_t *slot,
/* Key is stored in the slot in export representation, so
* cycle through all known transparent accelerators */
#if defined(PSA_CRYPTO_DRIVER_TEST)
status = test_transparent_export_public_key( &attributes,
slot->key.data,
slot->key.bytes,
status = test_transparent_export_public_key( attributes,
key_buffer,
key_buffer_size,
data,
data_size,
data_length );
@ -477,9 +476,9 @@ psa_status_t psa_driver_wrapper_export_public_key( const psa_key_slot_t *slot,
/* Add cases for opaque driver here */
#if defined(PSA_CRYPTO_DRIVER_TEST)
case PSA_CRYPTO_TEST_DRIVER_LIFETIME:
return( test_opaque_export_public_key( &attributes,
slot->key.data,
slot->key.bytes,
return( test_opaque_export_public_key( attributes,
key_buffer,
key_buffer_size,
data,
data_size,
data_length ) );
@ -489,7 +488,9 @@ psa_status_t psa_driver_wrapper_export_public_key( const psa_key_slot_t *slot,
return( status );
}
#else /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */
(void) slot;
(void) attributes;
(void) key_buffer;
(void) key_buffer_size;
(void) data;
(void) data_size;
(void) data_length;

15
library/psa_crypto_driver_wrappers.h
View File

@ -47,19 +47,20 @@ psa_status_t psa_driver_wrapper_verify_hash( psa_key_slot_t *slot,
* Key handling functions
*/
psa_status_t psa_driver_wrapper_generate_key( const psa_key_attributes_t *attributes,
psa_key_slot_t *slot );
psa_status_t psa_driver_wrapper_import_key(
const psa_key_attributes_t *attributes,
const uint8_t *data, size_t data_length,
uint8_t *key_buffer, size_t key_buffer_size,
size_t *key_buffer_length, size_t *bits );
psa_status_t psa_driver_wrapper_export_public_key( const psa_key_slot_t *slot,
uint8_t *data,
size_t data_size,
size_t *data_length );
psa_status_t psa_driver_wrapper_export_public_key(
const psa_key_attributes_t *attributes,
const uint8_t *key_buffer, size_t key_buffer_size,
uint8_t *data, size_t data_size, size_t *data_length );
psa_status_t psa_driver_wrapper_generate_key(
const psa_key_attributes_t *attributes,
psa_key_slot_t *slot );
/*
* Cipher functions