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Merge pull request #197 from gilles-peskine-arm/psa-refactor-attributes-and-slots

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Tidy up attribute management inside psa_crypto
This commit is contained in:
Gilles Peskine 2019-08-08 10:22:30 +02:00 committed by GitHub
commit 82a571167e
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 677 additions and 290 deletions
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4
include/psa/crypto_extra.h
View File

@ -89,7 +89,7 @@ static inline void psa_set_key_enrollment_algorithm(
psa_key_attributes_t *attributes,
psa_algorithm_t alg2)
{
attributes->policy.alg2 = alg2;
attributes->core.policy.alg2 = alg2;
}
/** Retrieve the enrollment algorithm policy from key attributes.
@ -101,7 +101,7 @@ static inline void psa_set_key_enrollment_algorithm(
static inline psa_algorithm_t psa_get_key_enrollment_algorithm(
const psa_key_attributes_t *attributes)
{
return( attributes->policy.alg2 );
return( attributes->core.policy.alg2 );
}
/**@}*/

66
include/psa/crypto_struct.h
View File

@ -309,18 +309,39 @@ static inline struct psa_key_policy_s psa_key_policy_init( void )
return( v );
}
/* The type used internally for key sizes.
* Public interfaces use size_t, but internally we use a smaller type. */
typedef uint16_t psa_key_bits_t;
/* The maximum value of the type used to represent bit-sizes.
* This is used to mark an invalid key size. */
#define PSA_KEY_BITS_TOO_LARGE ( (psa_key_bits_t) ( -1 ) )
/* The maximum size of a key in bits.
* Currently defined as the maximum that can be represented, rounded down
* to a whole number of bytes.
* This is an uncast value so that it can be used in preprocessor
* conditionals. */
#define PSA_MAX_KEY_BITS 0xfff8
typedef struct
{
psa_key_type_t type;
psa_key_lifetime_t lifetime;
psa_key_id_t id;
psa_key_policy_t policy;
psa_key_bits_t bits;
uint16_t flags;
} psa_core_key_attributes_t;
#define PSA_CORE_KEY_ATTRIBUTES_INIT {0, 0, 0, {0, 0, 0}, 0, 0}
struct psa_key_attributes_s
{
psa_key_id_t id;
psa_key_lifetime_t lifetime;
psa_key_policy_t policy;
psa_key_type_t type;
size_t bits;
psa_core_key_attributes_t core;
void *domain_parameters;
size_t domain_parameters_size;
};
#define PSA_KEY_ATTRIBUTES_INIT {0, 0, {0, 0, 0}, 0, 0, NULL, 0}
#define PSA_KEY_ATTRIBUTES_INIT {PSA_CORE_KEY_ATTRIBUTES_INIT, NULL, 0}
static inline struct psa_key_attributes_s psa_key_attributes_init( void )
{
const struct psa_key_attributes_s v = PSA_KEY_ATTRIBUTES_INIT;
@ -330,53 +351,53 @@ static inline struct psa_key_attributes_s psa_key_attributes_init( void )
static inline void psa_set_key_id(psa_key_attributes_t *attributes,
psa_key_id_t id)
{
attributes->id = id;
if( attributes->lifetime == PSA_KEY_LIFETIME_VOLATILE )
attributes->lifetime = PSA_KEY_LIFETIME_PERSISTENT;
attributes->core.id = id;
if( attributes->core.lifetime == PSA_KEY_LIFETIME_VOLATILE )
attributes->core.lifetime = PSA_KEY_LIFETIME_PERSISTENT;
}
static inline psa_key_id_t psa_get_key_id(
const psa_key_attributes_t *attributes)
{
return( attributes->id );
return( attributes->core.id );
}
static inline void psa_set_key_lifetime(psa_key_attributes_t *attributes,
psa_key_lifetime_t lifetime)
{
attributes->lifetime = lifetime;
attributes->core.lifetime = lifetime;
if( lifetime == PSA_KEY_LIFETIME_VOLATILE )
attributes->id = 0;
attributes->core.id = 0;
}
static inline psa_key_lifetime_t psa_get_key_lifetime(
const psa_key_attributes_t *attributes)
{
return( attributes->lifetime );
return( attributes->core.lifetime );
}
static inline void psa_set_key_usage_flags(psa_key_attributes_t *attributes,
psa_key_usage_t usage_flags)
{
attributes->policy.usage = usage_flags;
attributes->core.policy.usage = usage_flags;
}
static inline psa_key_usage_t psa_get_key_usage_flags(
const psa_key_attributes_t *attributes)
{
return( attributes->policy.usage );
return( attributes->core.policy.usage );
}
static inline void psa_set_key_algorithm(psa_key_attributes_t *attributes,
psa_algorithm_t alg)
{
attributes->policy.alg = alg;
attributes->core.policy.alg = alg;
}
static inline psa_algorithm_t psa_get_key_algorithm(
const psa_key_attributes_t *attributes)
{
return( attributes->policy.alg );
return( attributes->core.policy.alg );
}
/* This function is declared in crypto_extra.h, which comes after this
@ -392,7 +413,7 @@ static inline void psa_set_key_type(psa_key_attributes_t *attributes,
if( attributes->domain_parameters == NULL )
{
/* Common case: quick path */
attributes->type = type;
attributes->core.type = type;
}
else
{
@ -407,19 +428,22 @@ static inline void psa_set_key_type(psa_key_attributes_t *attributes,
static inline psa_key_type_t psa_get_key_type(
const psa_key_attributes_t *attributes)
{
return( attributes->type );
return( attributes->core.type );
}
static inline void psa_set_key_bits(psa_key_attributes_t *attributes,
size_t bits)
{
attributes->bits = bits;
if( bits > PSA_MAX_KEY_BITS )
attributes->core.bits = PSA_KEY_BITS_TOO_LARGE;
else
attributes->core.bits = (psa_key_bits_t) bits;
}
static inline size_t psa_get_key_bits(
const psa_key_attributes_t *attributes)
{
return( attributes->bits );
return( attributes->core.bits );
}
#endif /* PSA_CRYPTO_STRUCT_H */

397
library/psa_crypto.c
View File

@ -40,6 +40,7 @@
* stored keys. */
#include "psa_crypto_storage.h"
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "mbedtls/platform.h"
@ -366,7 +367,7 @@ static psa_status_t mbedtls_to_psa_error( int ret )
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
static inline int psa_key_slot_is_external( const psa_key_slot_t *slot )
{
return( psa_key_lifetime_is_external( slot->lifetime ) );
return( psa_key_lifetime_is_external( slot->attr.lifetime ) );
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
@ -695,7 +696,45 @@ exit:
}
#endif /* defined(MBEDTLS_ECP_C) */
/** Import key data into a slot. `slot->type` must have been set
/** Return the size of the key in the given slot, in bits.
*
* \param[in] slot A key slot.
*
* \return The key size in bits, read from the metadata in the slot.
*/
static inline size_t psa_get_key_slot_bits( const psa_key_slot_t *slot )
{
return( slot->attr.bits );
}
/** Calculate the size of the key in the given slot, in bits.
*
* \param[in] slot A key slot containing a transparent key.
*
* \return The key size in bits, calculated from the key data.
*/
static psa_key_bits_t psa_calculate_key_bits( const psa_key_slot_t *slot )
{
size_t bits = 0; /* return 0 on an empty slot */
if( key_type_is_raw_bytes( slot->attr.type ) )
bits = PSA_BYTES_TO_BITS( slot->data.raw.bytes );
#if defined(MBEDTLS_RSA_C)
else if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
bits = PSA_BYTES_TO_BITS( mbedtls_rsa_get_len( slot->data.rsa ) );
#endif /* defined(MBEDTLS_RSA_C) */
#if defined(MBEDTLS_ECP_C)
else if( PSA_KEY_TYPE_IS_ECC( slot->attr.type ) )
bits = slot->data.ecp->grp.pbits;
#endif /* defined(MBEDTLS_ECP_C) */
/* We know that the size fits in psa_key_bits_t thanks to checks
* when the key was created. */
return( (psa_key_bits_t) bits );
}
/** Import key data into a slot. `slot->attr.type` must have been set
* previously. This function assumes that the slot does not contain
* any key material yet. On failure, the slot content is unchanged. */
psa_status_t psa_import_key_into_slot( psa_key_slot_t *slot,
@ -704,13 +743,17 @@ psa_status_t psa_import_key_into_slot( psa_key_slot_t *slot,
{
psa_status_t status = PSA_SUCCESS;
if( key_type_is_raw_bytes( slot->type ) )
if( key_type_is_raw_bytes( slot->attr.type ) )
{
/* Ensure that a bytes-to-bit conversion won't overflow. */
size_t bit_size = PSA_BYTES_TO_BITS( data_length );
/* Ensure that the bytes-to-bit conversion didn't overflow. */
if( data_length > SIZE_MAX / 8 )
return( PSA_ERROR_NOT_SUPPORTED );
status = prepare_raw_data_slot( slot->type,
PSA_BYTES_TO_BITS( data_length ),
/* Enforce a size limit, and in particular ensure that the bit
* size fits in its representation type. */
if( bit_size > PSA_MAX_KEY_BITS )
return( PSA_ERROR_NOT_SUPPORTED );
status = prepare_raw_data_slot( slot->attr.type, bit_size,
&slot->data.raw );
if( status != PSA_SUCCESS )
return( status );
@ -719,25 +762,25 @@ psa_status_t psa_import_key_into_slot( psa_key_slot_t *slot,
}
else
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC_KEY_PAIR( slot->type ) )
if( PSA_KEY_TYPE_IS_ECC_KEY_PAIR( slot->attr.type ) )
{
status = psa_import_ec_private_key( PSA_KEY_TYPE_GET_CURVE( slot->type ),
status = psa_import_ec_private_key( PSA_KEY_TYPE_GET_CURVE( slot->attr.type ),
data, data_length,
&slot->data.ecp );
}
else if( PSA_KEY_TYPE_IS_ECC_PUBLIC_KEY( slot->type ) )
else if( PSA_KEY_TYPE_IS_ECC_PUBLIC_KEY( slot->attr.type ) )
{
status = psa_import_ec_public_key(
PSA_KEY_TYPE_GET_CURVE( slot->type ),
PSA_KEY_TYPE_GET_CURVE( slot->attr.type ),
data, data_length,
&slot->data.ecp );
}
else
#endif /* MBEDTLS_ECP_C */
#if defined(MBEDTLS_RSA_C) && defined(MBEDTLS_PK_PARSE_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
status = psa_import_rsa_key( slot->type,
status = psa_import_rsa_key( slot->attr.type,
data, data_length,
&slot->data.rsa );
}
@ -746,6 +789,14 @@ psa_status_t psa_import_key_into_slot( psa_key_slot_t *slot,
{
return( PSA_ERROR_NOT_SUPPORTED );
}
if( status == PSA_SUCCESS )
{
/* Write the actual key size to the slot.
* psa_start_key_creation() wrote the size declared by the
* caller, which may be 0 (meaning unspecified) or wrong. */
slot->attr.bits = psa_calculate_key_bits( slot );
}
return( status );
}
@ -851,20 +902,18 @@ static psa_status_t psa_get_key_from_slot( psa_key_handle_t handle,
status = psa_get_key_slot( handle, &slot );
if( status != PSA_SUCCESS )
return( status );
if( slot->type == PSA_KEY_TYPE_NONE )
return( PSA_ERROR_DOES_NOT_EXIST );
/* Enforce that usage policy for the key slot contains all the flags
* required by the usage parameter. There is one exception: public
* keys can always be exported, so we treat public key objects as
* if they had the export flag. */
if( PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->type ) )
if( PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->attr.type ) )
usage &= ~PSA_KEY_USAGE_EXPORT;
if( ( slot->policy.usage & usage ) != usage )
if( ( slot->attr.policy.usage & usage ) != usage )
return( PSA_ERROR_NOT_PERMITTED );
/* Enforce that the usage policy permits the requested algortihm. */
if( alg != 0 && ! psa_key_policy_permits( &slot->policy, alg ) )
if( alg != 0 && ! psa_key_policy_permits( &slot->attr.policy, alg ) )
return( PSA_ERROR_NOT_PERMITTED );
*p_slot = slot;
@ -911,17 +960,17 @@ static psa_status_t psa_remove_key_data_from_memory( psa_key_slot_t *slot )
}
else
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
if( slot->type == PSA_KEY_TYPE_NONE )
if( slot->attr.type == PSA_KEY_TYPE_NONE )
{
/* No key material to clean. */
}
else if( key_type_is_raw_bytes( slot->type ) )
else if( key_type_is_raw_bytes( slot->attr.type ) )
{
mbedtls_free( slot->data.raw.data );
}
else
#if defined(MBEDTLS_RSA_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
mbedtls_rsa_free( slot->data.rsa );
mbedtls_free( slot->data.rsa );
@ -929,7 +978,7 @@ static psa_status_t psa_remove_key_data_from_memory( psa_key_slot_t *slot )
else
#endif /* defined(MBEDTLS_RSA_C) */
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC( slot->type ) )
if( PSA_KEY_TYPE_IS_ECC( slot->attr.type ) )
{
mbedtls_ecp_keypair_free( slot->data.ecp );
mbedtls_free( slot->data.ecp );
@ -978,7 +1027,7 @@ psa_status_t psa_destroy_key( psa_key_handle_t handle )
return( status );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
driver = psa_get_se_driver_entry( slot->lifetime );
driver = psa_get_se_driver_entry( slot->attr.lifetime );
if( driver != NULL )
{
/* For a key in a secure element, we need to do three things:
@ -987,9 +1036,9 @@ psa_status_t psa_destroy_key( psa_key_handle_t handle )
* persistent data. Start a transaction that will encompass these
* three actions. */
psa_crypto_prepare_transaction( PSA_CRYPTO_TRANSACTION_DESTROY_KEY );
psa_crypto_transaction.key.lifetime = slot->lifetime;
psa_crypto_transaction.key.lifetime = slot->attr.lifetime;
psa_crypto_transaction.key.slot = slot->data.se.slot_number;
psa_crypto_transaction.key.id = slot->persistent_storage_id;
psa_crypto_transaction.key.id = slot->attr.id;
status = psa_crypto_save_transaction( );
if( status != PSA_SUCCESS )
{
@ -1003,10 +1052,10 @@ psa_status_t psa_destroy_key( psa_key_handle_t handle )
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
if( slot->lifetime == PSA_KEY_LIFETIME_PERSISTENT )
if( slot->attr.lifetime == PSA_KEY_LIFETIME_PERSISTENT )
{
storage_status =
psa_destroy_persistent_key( slot->persistent_storage_id );
psa_destroy_persistent_key( slot->attr.id );
}
#endif /* defined(MBEDTLS_PSA_CRYPTO_STORAGE_C) */
@ -1032,28 +1081,6 @@ psa_status_t psa_destroy_key( psa_key_handle_t handle )
return( storage_status );
}
/* Return the size of the key in the given slot, in bits. */
static size_t psa_get_key_slot_bits( const psa_key_slot_t *slot )
{
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( psa_get_se_driver( slot->lifetime, NULL, NULL ) )
return( slot->data.se.bits );
#endif /* defined(MBEDTLS_PSA_CRYPTO_SE_C) */
if( key_type_is_raw_bytes( slot->type ) )
return( slot->data.raw.bytes * 8 );
#if defined(MBEDTLS_RSA_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
return( PSA_BYTES_TO_BITS( mbedtls_rsa_get_len( slot->data.rsa ) ) );
#endif /* defined(MBEDTLS_RSA_C) */
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC( slot->type ) )
return( slot->data.ecp->grp.pbits );
#endif /* defined(MBEDTLS_ECP_C) */
/* Shouldn't happen except on an empty slot. */
return( 0 );
}
void psa_reset_key_attributes( psa_key_attributes_t *attributes )
{
mbedtls_free( attributes->domain_parameters );
@ -1086,7 +1113,7 @@ psa_status_t psa_set_key_domain_parameters( psa_key_attributes_t *attributes,
attributes->domain_parameters = copy;
attributes->domain_parameters_size = data_length;
attributes->type = type;
attributes->core.type = type;
return( PSA_SUCCESS );
}
@ -1145,21 +1172,6 @@ exit:
}
#endif /* MBEDTLS_RSA_C */
/** Retrieve the generic attributes of a key in a slot.
*
* This function does not retrieve domain parameters, which require
* additional memory management.
*/
static void psa_get_key_slot_attributes( psa_key_slot_t *slot,
psa_key_attributes_t *attributes )
{
attributes->id = slot->persistent_storage_id;
attributes->lifetime = slot->lifetime;
attributes->policy = slot->policy;
attributes->type = slot->type;
attributes->bits = psa_get_key_slot_bits( slot );
}
/** Retrieve all the publicly-accessible attributes of a key.
*/
psa_status_t psa_get_key_attributes( psa_key_handle_t handle,
@ -1174,9 +1186,9 @@ psa_status_t psa_get_key_attributes( psa_key_handle_t handle,
if( status != PSA_SUCCESS )
return( status );
psa_get_key_slot_attributes( slot, attributes );
attributes->core = slot->attr;
switch( slot->type )
switch( slot->attr.type )
{
#if defined(MBEDTLS_RSA_C)
case PSA_KEY_TYPE_RSA_KEY_PAIR:
@ -1184,7 +1196,7 @@ psa_status_t psa_get_key_attributes( psa_key_handle_t handle,
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
/* TOnogrepDO: reporting the public exponent for opaque keys
* is not yet implemented. */
if( psa_get_se_driver( slot->lifetime, NULL, NULL ) )
if( psa_get_se_driver( slot->attr.lifetime, NULL, NULL ) )
break;
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
status = psa_get_rsa_public_exponent( slot->data.rsa, attributes );
@ -1229,11 +1241,11 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
*data_length = 0;
if( export_public_key && ! PSA_KEY_TYPE_IS_ASYMMETRIC( slot->type ) )
if( export_public_key && ! PSA_KEY_TYPE_IS_ASYMMETRIC( slot->attr.type ) )
return( PSA_ERROR_INVALID_ARGUMENT );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( psa_get_se_driver( slot->lifetime, &drv, &drv_context ) )
if( psa_get_se_driver( slot->attr.lifetime, &drv, &drv_context ) )
{
psa_drv_se_export_key_t method;
if( drv->key_management == NULL )
@ -1249,7 +1261,7 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
if( key_type_is_raw_bytes( slot->type ) )
if( key_type_is_raw_bytes( slot->attr.type ) )
{
if( slot->data.raw.bytes > data_size )
return( PSA_ERROR_BUFFER_TOO_SMALL );
@ -1263,11 +1275,11 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
return( PSA_SUCCESS );
}
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC_KEY_PAIR( slot->type ) && !export_public_key )
if( PSA_KEY_TYPE_IS_ECC_KEY_PAIR( slot->attr.type ) && !export_public_key )
{
psa_status_t status;
size_t bytes = PSA_BITS_TO_BYTES( psa_get_key_slot_bits( slot ) );
size_t bytes = PSA_BITS_TO_BYTES( slot->attr.bits );
if( bytes > data_size )
return( PSA_ERROR_BUFFER_TOO_SMALL );
status = mbedtls_to_psa_error(
@ -1282,12 +1294,12 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
else
{
#if defined(MBEDTLS_PK_WRITE_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) ||
PSA_KEY_TYPE_IS_ECC( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) ||
PSA_KEY_TYPE_IS_ECC( slot->attr.type ) )
{
mbedtls_pk_context pk;
int ret;
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
#if defined(MBEDTLS_RSA_C)
mbedtls_pk_init( &pk );
@ -1307,7 +1319,7 @@ static psa_status_t psa_internal_export_key( const psa_key_slot_t *slot,
return( PSA_ERROR_NOT_SUPPORTED );
#endif
}
if( export_public_key || PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->type ) )
if( export_public_key || PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->attr.type ) )
{
ret = pk_write_pubkey_simple( &pk, data, data_size );
}
@ -1396,9 +1408,13 @@ psa_status_t psa_export_public_key( psa_key_handle_t handle,
data_length, 1 ) );
}
static psa_status_t psa_set_key_policy_internal(
psa_key_slot_t *slot,
const psa_key_policy_t *policy )
/** Validate that a key policy is internally well-formed.
*
* This function only rejects invalid policies. It does not validate the
* consistency of the policy with respect to other attributes of the key
* such as the key type.
*/
static psa_status_t psa_validate_key_policy( const psa_key_policy_t *policy )
{
if( ( policy->usage & ~( PSA_KEY_USAGE_EXPORT |
PSA_KEY_USAGE_COPY |
@ -1409,7 +1425,48 @@ static psa_status_t psa_set_key_policy_internal(
PSA_KEY_USAGE_DERIVE ) ) != 0 )
return( PSA_ERROR_INVALID_ARGUMENT );
slot->policy = *policy;
return( PSA_SUCCESS );
}
/** Validate the internal consistency of key attributes.
*
* This function only rejects invalid attribute values. If does not
* validate the consistency of the attributes with any key data that may
* be involved in the creation of the key.
*
* Call this function early in the key creation process.
*
* \param[in] attributes Key attributes for the new key.
* \param[out] p_drv On any return, the driver for the key, if any.
* NULL for a transparent key.
*
*/
static psa_status_t psa_validate_key_attributes(
const psa_key_attributes_t *attributes,
psa_se_drv_table_entry_t **p_drv )
{
psa_status_t status;
if( attributes->core.lifetime != PSA_KEY_LIFETIME_VOLATILE )
{
status = psa_validate_persistent_key_parameters(
attributes->core.lifetime, attributes->core.id,
p_drv, 1 );
if( status != PSA_SUCCESS )
return( status );
}
status = psa_validate_key_policy( &attributes->core.policy );
if( status != PSA_SUCCESS )
return( status );
/* Refuse to create overly large keys.
* Note that this doesn't trigger on import if the attributes don't
* explicitly specify a size (so psa_get_key_bits returns 0), so
* psa_import_key() needs its own checks. */
if( psa_get_key_bits( attributes ) > PSA_MAX_KEY_BITS )
return( PSA_ERROR_NOT_SUPPORTED );
return( PSA_SUCCESS );
}
@ -1449,26 +1506,22 @@ static psa_status_t psa_start_key_creation(
*p_drv = NULL;
status = psa_validate_key_attributes( attributes, p_drv );
if( status != PSA_SUCCESS )
return( status );
status = psa_internal_allocate_key_slot( handle, p_slot );
if( status != PSA_SUCCESS )
return( status );
slot = *p_slot;
status = psa_set_key_policy_internal( slot, &attributes->policy );
if( status != PSA_SUCCESS )
return( status );
slot->lifetime = attributes->lifetime;
/* We're storing the declared bit-size of the key. It's up to each
* creation mechanism to verify that this information is correct.
* It's automatically correct for mechanisms that use the bit-size as
* an input (generate, device) but not for those where the bit-size
* is optional (import, copy). */
if( attributes->lifetime != PSA_KEY_LIFETIME_VOLATILE )
{
status = psa_validate_persistent_key_parameters( attributes->lifetime,
attributes->id,
p_drv, 1 );
if( status != PSA_SUCCESS )
return( status );
slot->persistent_storage_id = attributes->id;
}
slot->type = attributes->type;
slot->attr = attributes->core;
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
/* For a key in a secure element, we need to do three things:
@ -1491,19 +1544,15 @@ static psa_status_t psa_start_key_creation(
if( status != PSA_SUCCESS )
return( status );
psa_crypto_prepare_transaction( PSA_CRYPTO_TRANSACTION_CREATE_KEY );
psa_crypto_transaction.key.lifetime = slot->lifetime;
psa_crypto_transaction.key.lifetime = slot->attr.lifetime;
psa_crypto_transaction.key.slot = slot->data.se.slot_number;
psa_crypto_transaction.key.id = slot->persistent_storage_id;
psa_crypto_transaction.key.id = slot->attr.id;
status = psa_crypto_save_transaction( );
if( status != PSA_SUCCESS )
{
(void) psa_crypto_stop_transaction( );
return( status );
}
/* TOnogrepDO: validate bits. How to do this depends on the key
* creation method, so setting bits might not belong here. */
slot->data.se.bits = psa_get_key_bits( attributes );
}
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
@ -1536,24 +1585,33 @@ static psa_status_t psa_finish_key_creation(
(void) driver;
#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
if( slot->lifetime != PSA_KEY_LIFETIME_VOLATILE )
if( slot->attr.lifetime != PSA_KEY_LIFETIME_VOLATILE )
{
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_get_key_slot_attributes( slot, &attributes );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( driver != NULL )
{
status = psa_save_persistent_key( &attributes,
(uint8_t*) &slot->data.se,
sizeof( slot->data.se ) );
psa_se_key_data_storage_t data;
#if defined(static_assert)
static_assert( sizeof( slot->data.se.slot_number ) ==
sizeof( data.slot_number ),
"Slot number size does not match psa_se_key_data_storage_t" );
static_assert( sizeof( slot->attr.bits ) == sizeof( data.bits ),
"Bit-size size does not match psa_se_key_data_storage_t" );
#endif
memcpy( &data.slot_number, &slot->data.se.slot_number,
sizeof( slot->data.se.slot_number ) );
memcpy( &data.bits, &slot->attr.bits,
sizeof( slot->attr.bits ) );
status = psa_save_persistent_key( &slot->attr,
(uint8_t*) &data,
sizeof( data ) );
}
else
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
{
size_t buffer_size =
PSA_KEY_EXPORT_MAX_SIZE( slot->type,
psa_get_key_bits( &attributes ) );
PSA_KEY_EXPORT_MAX_SIZE( slot->attr.type,
slot->attr.bits );
uint8_t *buffer = mbedtls_calloc( 1, buffer_size );
size_t length = 0;
if( buffer == NULL && buffer_size != 0 )
@ -1562,7 +1620,8 @@ static psa_status_t psa_finish_key_creation(
buffer, buffer_size, &length,
0 );
if( status == PSA_SUCCESS )
status = psa_save_persistent_key( &attributes, buffer, length );
status = psa_save_persistent_key( &slot->attr,
buffer, length );
if( buffer_size != 0 )
mbedtls_platform_zeroize( buffer, buffer_size );
@ -1577,7 +1636,7 @@ static psa_status_t psa_finish_key_creation(
status = psa_save_se_persistent_data( driver );
if( status != PSA_SUCCESS )
{
psa_destroy_persistent_key( slot->persistent_storage_id );
psa_destroy_persistent_key( slot->attr.id );
return( status );
}
status = psa_crypto_stop_transaction( );
@ -1624,20 +1683,29 @@ static void psa_fail_key_creation( psa_key_slot_t *slot,
psa_wipe_key_slot( slot );
}
static psa_status_t psa_check_key_slot_attributes(
/** Validate optional attributes during key creation.
*
* Some key attributes are optional during key creation. If they are
* specified in the attributes structure, check that they are consistent
* with the data in the slot.
*
* This function should be called near the end of key creation, after
* the slot in memory is fully populated but before saving persistent data.
*/
static psa_status_t psa_validate_optional_attributes(
const psa_key_slot_t *slot,
const psa_key_attributes_t *attributes )
{
if( attributes->type != 0 )
if( attributes->core.type != 0 )
{
if( attributes->type != slot->type )
if( attributes->core.type != slot->attr.type )
return( PSA_ERROR_INVALID_ARGUMENT );
}
if( attributes->domain_parameters_size != 0 )
{
#if defined(MBEDTLS_RSA_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
mbedtls_mpi actual, required;
int ret;
@ -1667,9 +1735,9 @@ static psa_status_t psa_check_key_slot_attributes(
}
}
if( attributes->bits != 0 )
if( attributes->core.bits != 0 )
{
if( attributes->bits != psa_get_key_slot_bits( slot ) )
if( attributes->core.bits != slot->attr.bits )
return( PSA_ERROR_INVALID_ARGUMENT );
}
@ -1693,6 +1761,7 @@ psa_status_t psa_import_key( const psa_key_attributes_t *attributes,
if( driver != NULL )
{
const psa_drv_se_t *drv = psa_get_se_driver_methods( driver );
size_t bits;
if( drv->key_management == NULL ||
drv->key_management->p_import == NULL )
{
@ -1702,9 +1771,18 @@ psa_status_t psa_import_key( const psa_key_attributes_t *attributes,
status = drv->key_management->p_import(
psa_get_se_driver_context( driver ),
slot->data.se.slot_number,
slot->lifetime, slot->type, slot->policy.alg, slot->policy.usage,
slot->attr.lifetime, slot->attr.type,
slot->attr.policy.alg, slot->attr.policy.usage,
data, data_length,
&slot->data.se.bits );
&bits );
if( status != PSA_SUCCESS )
goto exit;
if( bits > PSA_MAX_KEY_BITS )
{
status = PSA_ERROR_NOT_SUPPORTED;
goto exit;
}
slot->attr.bits = (psa_key_bits_t) bits;
}
else
#endif /* MBEDTLS_PSA_CRYPTO_SE_C */
@ -1713,7 +1791,7 @@ psa_status_t psa_import_key( const psa_key_attributes_t *attributes,
if( status != PSA_SUCCESS )
goto exit;
}
status = psa_check_key_slot_attributes( slot, attributes );
status = psa_validate_optional_attributes( slot, attributes );
if( status != PSA_SUCCESS )
goto exit;
@ -1735,7 +1813,7 @@ static psa_status_t psa_copy_key_material( const psa_key_slot_t *source,
size_t buffer_size = 0;
size_t length;
buffer_size = PSA_KEY_EXPORT_MAX_SIZE( source->type,
buffer_size = PSA_KEY_EXPORT_MAX_SIZE( source->attr.type,
psa_get_key_slot_bits( source ) );
buffer = mbedtls_calloc( 1, buffer_size );
if( buffer == NULL && buffer_size != 0 )
@ -1743,7 +1821,7 @@ static psa_status_t psa_copy_key_material( const psa_key_slot_t *source,
status = psa_internal_export_key( source, buffer, buffer_size, &length, 0 );
if( status != PSA_SUCCESS )
goto exit;
target->type = source->type;
target->attr.type = source->attr.type;
status = psa_import_key_into_slot( target, buffer, length );
exit:
@ -1768,12 +1846,13 @@ psa_status_t psa_copy_key( psa_key_handle_t source_handle,
if( status != PSA_SUCCESS )
goto exit;
status = psa_check_key_slot_attributes( source_slot, specified_attributes );
status = psa_validate_optional_attributes( source_slot,
specified_attributes );
if( status != PSA_SUCCESS )
goto exit;
status = psa_restrict_key_policy( &actual_attributes.policy,
&source_slot->policy );
status = psa_restrict_key_policy( &actual_attributes.core.policy,
&source_slot->attr.policy );
if( status != PSA_SUCCESS )
goto exit;
@ -2563,7 +2642,7 @@ static psa_status_t psa_mac_setup( psa_mac_operation_t *operation,
{
const mbedtls_cipher_info_t *cipher_info =
mbedtls_cipher_info_from_psa( full_length_alg,
slot->type, key_bits, NULL );
slot->attr.type, key_bits, NULL );
int ret;
if( cipher_info == NULL )
{
@ -2595,7 +2674,7 @@ static psa_status_t psa_mac_setup( psa_mac_operation_t *operation,
goto exit;
}
if( slot->type != PSA_KEY_TYPE_HMAC )
if( slot->attr.type != PSA_KEY_TYPE_HMAC )
{
status = PSA_ERROR_INVALID_ARGUMENT;
goto exit;
@ -3135,14 +3214,14 @@ psa_status_t psa_asymmetric_sign( psa_key_handle_t handle,
status = psa_get_transparent_key( handle, &slot, PSA_KEY_USAGE_SIGN, alg );
if( status != PSA_SUCCESS )
goto exit;
if( ! PSA_KEY_TYPE_IS_KEY_PAIR( slot->type ) )
if( ! PSA_KEY_TYPE_IS_KEY_PAIR( slot->attr.type ) )
{
status = PSA_ERROR_INVALID_ARGUMENT;
goto exit;
}
#if defined(MBEDTLS_RSA_C)
if( slot->type == PSA_KEY_TYPE_RSA_KEY_PAIR )
if( slot->attr.type == PSA_KEY_TYPE_RSA_KEY_PAIR )
{
status = psa_rsa_sign( slot->data.rsa,
alg,
@ -3153,7 +3232,7 @@ psa_status_t psa_asymmetric_sign( psa_key_handle_t handle,
else
#endif /* defined(MBEDTLS_RSA_C) */
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC( slot->type ) )
if( PSA_KEY_TYPE_IS_ECC( slot->attr.type ) )
{
#if defined(MBEDTLS_ECDSA_C)
if(
@ -3210,7 +3289,7 @@ psa_status_t psa_asymmetric_verify( psa_key_handle_t handle,
return( status );
#if defined(MBEDTLS_RSA_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
return( psa_rsa_verify( slot->data.rsa,
alg,
@ -3220,7 +3299,7 @@ psa_status_t psa_asymmetric_verify( psa_key_handle_t handle,
else
#endif /* defined(MBEDTLS_RSA_C) */
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC( slot->type ) )
if( PSA_KEY_TYPE_IS_ECC( slot->attr.type ) )
{
#if defined(MBEDTLS_ECDSA_C)
if( PSA_ALG_IS_ECDSA( alg ) )
@ -3278,12 +3357,12 @@ psa_status_t psa_asymmetric_encrypt( psa_key_handle_t handle,
status = psa_get_transparent_key( handle, &slot, PSA_KEY_USAGE_ENCRYPT, alg );
if( status != PSA_SUCCESS )
return( status );
if( ! ( PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->type ) ||
PSA_KEY_TYPE_IS_KEY_PAIR( slot->type ) ) )
if( ! ( PSA_KEY_TYPE_IS_PUBLIC_KEY( slot->attr.type ) ||
PSA_KEY_TYPE_IS_KEY_PAIR( slot->attr.type ) ) )
return( PSA_ERROR_INVALID_ARGUMENT );
#if defined(MBEDTLS_RSA_C)
if( PSA_KEY_TYPE_IS_RSA( slot->type ) )
if( PSA_KEY_TYPE_IS_RSA( slot->attr.type ) )
{
mbedtls_rsa_context *rsa = slot->data.rsa;
int ret;
@ -3358,11 +3437,11 @@ psa_status_t psa_asymmetric_decrypt( psa_key_handle_t handle,
status = psa_get_transparent_key( handle, &slot, PSA_KEY_USAGE_DECRYPT, alg );
if( status != PSA_SUCCESS )
return( status );
if( ! PSA_KEY_TYPE_IS_KEY_PAIR( slot->type ) )
if( ! PSA_KEY_TYPE_IS_KEY_PAIR( slot->attr.type ) )
return( PSA_ERROR_INVALID_ARGUMENT );
#if defined(MBEDTLS_RSA_C)
if( slot->type == PSA_KEY_TYPE_RSA_KEY_PAIR )
if( slot->attr.type == PSA_KEY_TYPE_RSA_KEY_PAIR )
{
mbedtls_rsa_context *rsa = slot->data.rsa;
int ret;
@ -3469,7 +3548,7 @@ static psa_status_t psa_cipher_setup( psa_cipher_operation_t *operation,
goto exit;
key_bits = psa_get_key_slot_bits( slot );
cipher_info = mbedtls_cipher_info_from_psa( alg, slot->type, key_bits, NULL );
cipher_info = mbedtls_cipher_info_from_psa( alg, slot->attr.type, key_bits, NULL );
if( cipher_info == NULL )
{
status = PSA_ERROR_NOT_SUPPORTED;
@ -3481,7 +3560,7 @@ static psa_status_t psa_cipher_setup( psa_cipher_operation_t *operation,
goto exit;
#if defined(MBEDTLS_DES_C)
if( slot->type == PSA_KEY_TYPE_DES && key_bits == 128 )
if( slot->attr.type == PSA_KEY_TYPE_DES && key_bits == 128 )
{
/* Two-key Triple-DES is 3-key Triple-DES with K1=K3 */
uint8_t keys[24];
@ -3523,10 +3602,10 @@ static psa_status_t psa_cipher_setup( psa_cipher_operation_t *operation,
operation->key_set = 1;
operation->block_size = ( PSA_ALG_IS_STREAM_CIPHER( alg ) ? 1 :
PSA_BLOCK_CIPHER_BLOCK_SIZE( slot->type ) );
PSA_BLOCK_CIPHER_BLOCK_SIZE( slot->attr.type ) );
if( alg & PSA_ALG_CIPHER_FROM_BLOCK_FLAG )
{
operation->iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( slot->type );
operation->iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( slot->attr.type );
}
#if defined(MBEDTLS_CHACHA20_C)
else
@ -3808,7 +3887,7 @@ static psa_status_t psa_aead_setup( aead_operation_t *operation,
key_bits = psa_get_key_slot_bits( operation->slot );
operation->cipher_info =
mbedtls_cipher_info_from_psa( alg, operation->slot->type, key_bits,
mbedtls_cipher_info_from_psa( alg, operation->slot->attr.type, key_bits,
&cipher_id );
if( operation->cipher_info == NULL )
return( PSA_ERROR_NOT_SUPPORTED );
@ -3822,7 +3901,7 @@ static psa_status_t psa_aead_setup( aead_operation_t *operation,
/* CCM allows the following tag lengths: 4, 6, 8, 10, 12, 14, 16.
* The call to mbedtls_ccm_encrypt_and_tag or
* mbedtls_ccm_auth_decrypt will validate the tag length. */
if( PSA_BLOCK_CIPHER_BLOCK_SIZE( operation->slot->type ) != 16 )
if( PSA_BLOCK_CIPHER_BLOCK_SIZE( operation->slot->attr.type ) != 16 )
return( PSA_ERROR_INVALID_ARGUMENT );
mbedtls_ccm_init( &operation->ctx.ccm );
status = mbedtls_to_psa_error(
@ -3841,7 +3920,7 @@ static psa_status_t psa_aead_setup( aead_operation_t *operation,
/* GCM allows the following tag lengths: 4, 8, 12, 13, 14, 15, 16.
* The call to mbedtls_gcm_crypt_and_tag or
* mbedtls_gcm_auth_decrypt will validate the tag length. */
if( PSA_BLOCK_CIPHER_BLOCK_SIZE( operation->slot->type ) != 16 )
if( PSA_BLOCK_CIPHER_BLOCK_SIZE( operation->slot->attr.type ) != 16 )
return( PSA_ERROR_INVALID_ARGUMENT );
mbedtls_gcm_init( &operation->ctx.gcm );
status = mbedtls_to_psa_error(
@ -4666,7 +4745,7 @@ static psa_status_t psa_generate_derived_key_internal(
size_t bytes = PSA_BITS_TO_BYTES( bits );
psa_status_t status;
if( ! key_type_is_raw_bytes( slot->type ) )
if( ! key_type_is_raw_bytes( slot->attr.type ) )
return( PSA_ERROR_INVALID_ARGUMENT );
if( bits % 8 != 0 )
return( PSA_ERROR_INVALID_ARGUMENT );
@ -4678,7 +4757,7 @@ static psa_status_t psa_generate_derived_key_internal(
if( status != PSA_SUCCESS )
goto exit;
#if defined(MBEDTLS_DES_C)
if( slot->type == PSA_KEY_TYPE_DES )
if( slot->attr.type == PSA_KEY_TYPE_DES )
psa_des_set_key_parity( data, bytes );
#endif /* MBEDTLS_DES_C */
status = psa_import_key_into_slot( slot, data, bytes );
@ -4706,7 +4785,7 @@ psa_status_t psa_key_derivation_output_key( const psa_key_attributes_t *attribut
if( status == PSA_SUCCESS )
{
status = psa_generate_derived_key_internal( slot,
attributes->bits,
attributes->core.bits,
operation );
}
if( status == PSA_SUCCESS )
@ -4987,7 +5066,7 @@ psa_status_t psa_key_derivation( psa_key_derivation_operation_t *operation,
if( status != PSA_SUCCESS )
return( status );
if( slot->type != PSA_KEY_TYPE_DERIVE )
if( slot->attr.type != PSA_KEY_TYPE_DERIVE )
return( PSA_ERROR_INVALID_ARGUMENT );
status = psa_key_derivation_internal( operation,
@ -5362,7 +5441,7 @@ psa_status_t psa_key_derivation_input_key(
operation->alg );
if( status != PSA_SUCCESS )
return( status );
if( slot->type != PSA_KEY_TYPE_DERIVE )
if( slot->attr.type != PSA_KEY_TYPE_DERIVE )
return( PSA_ERROR_INVALID_ARGUMENT );
/* Don't allow a key to be used as an input that is usually public.
* This is debatable. It's ok from a cryptographic perspective to
@ -5442,7 +5521,7 @@ static psa_status_t psa_key_agreement_raw_internal( psa_algorithm_t alg,
{
#if defined(MBEDTLS_ECDH_C)
case PSA_ALG_ECDH:
if( ! PSA_KEY_TYPE_IS_ECC_KEY_PAIR( private_key->type ) )
if( ! PSA_KEY_TYPE_IS_ECC_KEY_PAIR( private_key->attr.type ) )
return( PSA_ERROR_INVALID_ARGUMENT );
return( psa_key_agreement_ecdh( peer_key, peer_key_length,
private_key->data.ecp,
@ -5571,6 +5650,17 @@ psa_status_t psa_generate_random( uint8_t *output,
int ret;
GUARD_MODULE_INITIALIZED;
while( output_size > MBEDTLS_CTR_DRBG_MAX_REQUEST )
{
ret = mbedtls_ctr_drbg_random( &global_data.ctr_drbg,
output,
MBEDTLS_CTR_DRBG_MAX_REQUEST );
if( ret != 0 )
return( mbedtls_to_psa_error( ret ) );
output += MBEDTLS_CTR_DRBG_MAX_REQUEST;
output_size -= MBEDTLS_CTR_DRBG_MAX_REQUEST;
}
ret = mbedtls_ctr_drbg_random( &global_data.ctr_drbg, output, output_size );
return( mbedtls_to_psa_error( ret ) );
}
@ -5625,7 +5715,7 @@ static psa_status_t psa_generate_key_internal(
psa_key_slot_t *slot, size_t bits,
const uint8_t *domain_parameters, size_t domain_parameters_size )
{
psa_key_type_t type = slot->type;
psa_key_type_t type = slot->attr.type;
if( domain_parameters == NULL && domain_parameters_size != 0 )
return( PSA_ERROR_INVALID_ARGUMENT );
@ -5639,10 +5729,7 @@ static psa_status_t psa_generate_key_internal(
status = psa_generate_random( slot->data.raw.data,
slot->data.raw.bytes );
if( status != PSA_SUCCESS )
{
mbedtls_free( slot->data.raw.data );
return( status );
}
#if defined(MBEDTLS_DES_C)
if( type == PSA_KEY_TYPE_DES )
psa_des_set_key_parity( slot->data.raw.data,
@ -5744,7 +5831,7 @@ psa_status_t psa_generate_key( const psa_key_attributes_t *attributes,
if( status == PSA_SUCCESS )
{
status = psa_generate_key_internal(
slot, attributes->bits,
slot, attributes->core.bits,
attributes->domain_parameters, attributes->domain_parameters_size );
}
if( status == PSA_SUCCESS )

71
library/psa_crypto_core.h
View File

@ -39,11 +39,7 @@
*/
typedef struct
{
psa_key_type_t type;
psa_key_policy_t policy;
psa_key_lifetime_t lifetime;
psa_key_file_id_t persistent_storage_id;
unsigned allocated : 1;
psa_core_key_attributes_t attr;
union
{
/* Raw-data key (key_type_is_raw_bytes() in psa_crypto.c) */
@ -64,11 +60,74 @@ typedef struct
struct se
{
psa_key_slot_number_t slot_number;
size_t bits;
} se;
} data;
} psa_key_slot_t;
/** Test whether a key slot is occupied.
*
* A key slot is occupied iff the key type is nonzero. This works because
* no valid key can have 0 as its key type.
*
* \param[in] slot The key slot to test.
*
* \return 1 if the slot is occupied, 0 otherwise.
*/
static inline int psa_is_key_slot_occupied( const psa_key_slot_t *slot )
{
return( slot->attr.type != 0 );
}
/** Retrieve flags from psa_key_slot_t::attr::core::flags.
*
* \param[in] slot The key slot to query.
* \param mask The mask of bits to extract.
*
* \return The key attribute flags in the given slot,
* bitwise-anded with \p mask.
*/
static inline uint16_t psa_key_slot_get_flags( const psa_key_slot_t *slot,
uint16_t mask )
{
return( slot->attr.flags & mask );
}
/** Set flags in psa_key_slot_t::attr::core::flags.
*
* \param[in,out] slot The key slot to modify.
* \param mask The mask of bits to modify.
* \param value The new value of the selected bits.
*/
static inline void psa_key_slot_set_flags( psa_key_slot_t *slot,
uint16_t mask,
uint16_t value )
{
slot->attr.flags = ( ( ~mask & slot->attr.flags ) |
( mask & value ) );
}
/** Turn on flags in psa_key_slot_t::attr::core::flags.
*
* \param[in,out] slot The key slot to modify.
* \param mask The mask of bits to set.
*/
static inline void psa_key_slot_set_bits_in_flags( psa_key_slot_t *slot,
uint16_t mask )
{
slot->attr.flags |= mask;
}
/** Turn off flags in psa_key_slot_t::attr::core::flags.
*
* \param[in,out] slot The key slot to modify.
* \param mask The mask of bits to clear.
*/
static inline void psa_key_slot_clear_bits( psa_key_slot_t *slot,
uint16_t mask )
{
slot->attr.flags &= ~mask;
}
/** Completely wipe a slot in memory, including its policy.
*
* Persistent storage is not affected.

2
library/psa_crypto_se.c
View File

@ -198,7 +198,7 @@ psa_status_t psa_find_se_slot_for_key(
psa_drv_se_allocate_key_t p_allocate = NULL;
/* If the lifetime is wrong, it's a bug in the library. */
if( driver->lifetime != attributes->lifetime )
if( driver->lifetime != psa_get_key_lifetime( attributes ) )
return( PSA_ERROR_CORRUPTION_DETECTED );
/* If the driver doesn't support key creation in any way, give up now. */

9
library/psa_crypto_se.h
View File

@ -171,4 +171,13 @@ psa_status_t psa_save_se_persistent_data(
*/
psa_status_t psa_destroy_se_persistent_data( psa_key_lifetime_t lifetime );
/** The storage representation of a key whose data is in a secure element.
*/
typedef struct
{
uint8_t slot_number[sizeof( psa_key_slot_number_t )];
uint8_t bits[sizeof( psa_key_bits_t )];
} psa_se_key_data_storage_t;
#endif /* PSA_CRYPTO_SE_H */

60
library/psa_crypto_slot_management.c
View File

@ -33,6 +33,9 @@
#include "psa_crypto_core.h"
#include "psa_crypto_slot_management.h"
#include "psa_crypto_storage.h"
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
#include "psa_crypto_se.h"
#endif
#include <stdlib.h>
#include <string.h>
@ -71,8 +74,8 @@ psa_status_t psa_get_key_slot( psa_key_handle_t handle,
return( PSA_ERROR_INVALID_HANDLE );
slot = &global_data.key_slots[handle - 1];
/* If the slot hasn't been allocated, the handle is invalid. */
if( ! slot->allocated )
/* If the slot isn't occupied, the handle is invalid. */
if( ! psa_is_key_slot_occupied( slot ) )
return( PSA_ERROR_INVALID_HANDLE );
*p_slot = slot;
@ -108,48 +111,44 @@ psa_status_t psa_internal_allocate_key_slot( psa_key_handle_t *handle,
for( *handle = PSA_KEY_SLOT_COUNT; *handle != 0; --( *handle ) )
{
*p_slot = &global_data.key_slots[*handle - 1];
if( ! ( *p_slot )->allocated )
{
( *p_slot )->allocated = 1;
if( ! psa_is_key_slot_occupied( *p_slot ) )
return( PSA_SUCCESS );
}
}
*p_slot = NULL;
return( PSA_ERROR_INSUFFICIENT_MEMORY );
}
#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->persistent_storage_id );
status = psa_load_persistent_key( &attributes,
status = psa_load_persistent_key( &slot->attr,
&key_data, &key_data_length );
if( status != PSA_SUCCESS )
goto exit;
p_slot->lifetime = psa_get_key_lifetime( &attributes );
p_slot->type = psa_get_key_type( &attributes );
p_slot->policy = attributes.policy;
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
if( psa_key_lifetime_is_external( p_slot->lifetime ) )
if( psa_key_lifetime_is_external( slot->attr.lifetime ) )
{
if( key_data_length != sizeof( p_slot->data.se ) )
psa_se_key_data_storage_t *data;
if( key_data_length != sizeof( *data ) )
{
status = PSA_ERROR_STORAGE_FAILURE;
goto exit;
}
memcpy( &p_slot->data.se, key_data, sizeof( p_slot->data.se ) );
data = (psa_se_key_data_storage_t *) key_data;
memcpy( &slot->data.se.slot_number, &data->slot_number,
sizeof( slot->data.se.slot_number ) );
memcpy( &slot->attr.bits, &data->bits,
sizeof( slot->attr.bits ) );
}
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:
@ -233,8 +232,8 @@ psa_status_t psa_open_key( psa_key_file_id_t id, psa_key_handle_t *handle )
if( status != PSA_SUCCESS )
return( status );
slot->lifetime = PSA_KEY_LIFETIME_PERSISTENT;
slot->persistent_storage_id = id;
slot->attr.lifetime = PSA_KEY_LIFETIME_PERSISTENT;
slot->attr.id = id;
status = psa_load_persistent_key_into_slot( slot );
if( status != PSA_SUCCESS )
@ -269,28 +268,25 @@ void mbedtls_psa_get_stats( mbedtls_psa_stats_t *stats )
memset( stats, 0, sizeof( *stats ) );
for( key = 1; key <= PSA_KEY_SLOT_COUNT; key++ )
{
psa_key_slot_t *slot = &global_data.key_slots[key - 1];
if( slot->type == PSA_KEY_TYPE_NONE )
const psa_key_slot_t *slot = &global_data.key_slots[key - 1];
if( ! psa_is_key_slot_occupied( slot ) )
{
if( slot->allocated )
++stats->half_filled_slots;
else
++stats->empty_slots;
++stats->empty_slots;
continue;
}
if( slot->lifetime == PSA_KEY_LIFETIME_VOLATILE )
if( slot->attr.lifetime == PSA_KEY_LIFETIME_VOLATILE )
++stats->volatile_slots;
else if( slot->lifetime == PSA_KEY_LIFETIME_PERSISTENT )
else if( slot->attr.lifetime == PSA_KEY_LIFETIME_PERSISTENT )
{
++stats->persistent_slots;
if( slot->persistent_storage_id > stats->max_open_internal_key_id )
stats->max_open_internal_key_id = slot->persistent_storage_id;
if( slot->attr.id > stats->max_open_internal_key_id )
stats->max_open_internal_key_id = slot->attr.id;
}
else
{
++stats->external_slots;
if( slot->persistent_storage_id > stats->max_open_external_key_id )
stats->max_open_external_key_id = slot->persistent_storage_id;
if( slot->attr.id > stats->max_open_external_key_id )
stats->max_open_external_key_id = slot->attr.id;
}
}
}

10
library/psa_crypto_slot_management.h
View File

@ -58,13 +58,13 @@ psa_status_t psa_initialize_key_slots( void );
* This does not affect persistent storage. */
void psa_wipe_all_key_slots( void );
/** Find a free key slot and mark it as in use.
/** Find a free key slot.
*
* This function returns a key slot that is available for use and is in its
* ground state (all-bits-zero).
*
* \param[out] handle On success, a slot number that can be used as a
* handle to the slot. The selected slot was not
* in use before. This function marks it as in use
* and otherwise leaves it in a freshly-initialized
* state.
* handle to the slot.
* \param[out] p_slot On success, a pointer to the slot.
*
* \retval #PSA_SUCCESS

37
library/psa_crypto_storage.c
View File

@ -264,7 +264,7 @@ typedef struct {
void psa_format_key_data_for_storage( const uint8_t *data,
const size_t data_length,
const psa_key_attributes_t *attributes,
const psa_core_key_attributes_t *attr,
uint8_t *storage_data )
{
psa_persistent_key_storage_format *storage_format =
@ -272,11 +272,11 @@ void psa_format_key_data_for_storage( const uint8_t *data,
memcpy( storage_format->magic, PSA_KEY_STORAGE_MAGIC_HEADER, PSA_KEY_STORAGE_MAGIC_HEADER_LENGTH );
PUT_UINT32_LE( 0, storage_format->version, 0 );
PUT_UINT32_LE( psa_get_key_lifetime( attributes ), storage_format->lifetime, 0 );
PUT_UINT32_LE( psa_get_key_type( attributes ), storage_format->type, 0 );
PUT_UINT32_LE( psa_get_key_usage_flags( attributes ), storage_format->policy, 0 );
PUT_UINT32_LE( psa_get_key_algorithm( attributes ), storage_format->policy, sizeof( uint32_t ) );
PUT_UINT32_LE( psa_get_key_enrollment_algorithm( attributes ), storage_format->policy, 2 * sizeof( uint32_t ) );
PUT_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 );
PUT_UINT32_LE( attr->type, storage_format->type, 0 );
PUT_UINT32_LE( attr->policy.usage, storage_format->policy, 0 );
PUT_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) );
PUT_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) );
PUT_UINT32_LE( data_length, storage_format->data_len, 0 );
memcpy( storage_format->key_data, data, data_length );
}
@ -293,7 +293,7 @@ psa_status_t psa_parse_key_data_from_storage( const uint8_t *storage_data,
size_t storage_data_length,
uint8_t **key_data,
size_t *key_data_length,
psa_key_attributes_t *attributes )
psa_core_key_attributes_t *attr )
{
psa_status_t status;
const psa_persistent_key_storage_format *storage_format =
@ -328,16 +328,16 @@ psa_status_t psa_parse_key_data_from_storage( const uint8_t *storage_data,
memcpy( *key_data, storage_format->key_data, *key_data_length );
}
GET_UINT32_LE( attributes->lifetime, storage_format->lifetime, 0 );
GET_UINT32_LE( attributes->type, storage_format->type, 0 );
GET_UINT32_LE( attributes->policy.usage, storage_format->policy, 0 );
GET_UINT32_LE( attributes->policy.alg, storage_format->policy, sizeof( uint32_t ) );
GET_UINT32_LE( attributes->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) );
GET_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 );
GET_UINT32_LE( attr->type, storage_format->type, 0 );
GET_UINT32_LE( attr->policy.usage, storage_format->policy, 0 );
GET_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) );
GET_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) );
return( PSA_SUCCESS );
}
psa_status_t psa_save_persistent_key( const psa_key_attributes_t *attributes,
psa_status_t psa_save_persistent_key( const psa_core_key_attributes_t *attr,
const uint8_t *data,
const size_t data_length )
{
@ -353,10 +353,9 @@ psa_status_t psa_save_persistent_key( const psa_key_attributes_t *attributes,
if( storage_data == NULL )
return( PSA_ERROR_INSUFFICIENT_MEMORY );
psa_format_key_data_for_storage( data, data_length, attributes,
storage_data );
psa_format_key_data_for_storage( data, data_length, attr, storage_data );
status = psa_crypto_storage_store( psa_get_key_id( attributes ),
status = psa_crypto_storage_store( attr->id,
storage_data, storage_data_length );
mbedtls_free( storage_data );
@ -373,14 +372,14 @@ void psa_free_persistent_key_data( uint8_t *key_data, size_t key_data_length )
mbedtls_free( key_data );
}
psa_status_t psa_load_persistent_key( psa_key_attributes_t *attributes,
psa_status_t psa_load_persistent_key( psa_core_key_attributes_t *attr,
uint8_t **data,
size_t *data_length )
{
psa_status_t status = PSA_SUCCESS;
uint8_t *loaded_data;
size_t storage_data_length = 0;
psa_key_id_t key = psa_get_key_id( attributes );
psa_key_id_t key = attr->id;
status = psa_crypto_storage_get_data_length( key, &storage_data_length );
if( status != PSA_SUCCESS )
@ -396,7 +395,7 @@ psa_status_t psa_load_persistent_key( psa_key_attributes_t *attributes,
goto exit;
status = psa_parse_key_data_from_storage( loaded_data, storage_data_length,
data, data_length, attributes );
data, data_length, attr );
exit:
mbedtls_free( loaded_data );

28
library/psa_crypto_storage.h
View File

@ -35,9 +35,14 @@ extern "C" {
#include <stdint.h>
#include <string.h>
/* Limit the maximum key size to 30kB (just in case someone tries to
* inadvertently store an obscene amount of data) */
#define PSA_CRYPTO_MAX_STORAGE_SIZE ( 30 * 1024 )
/* Limit the maximum key size in storage. This should have no effect
* since the key size is limited in memory. */
#define PSA_CRYPTO_MAX_STORAGE_SIZE ( PSA_BITS_TO_BYTES( PSA_MAX_KEY_BITS ) )
/* Sanity check: a file size must fit in 32 bits. Allow a generous
* 64kB of metadata. */
#if PSA_CRYPTO_MAX_STORAGE_SIZE > 0xffff0000
#error PSA_CRYPTO_MAX_STORAGE_SIZE > 0xffff0000
#endif
/** The maximum permitted persistent slot number.
*
@ -83,7 +88,7 @@ int psa_is_key_present_in_storage( const psa_key_file_id_t key );
* already occupied non-persistent key, as well as validating the key data.
*
*
* \param[in] attributes The attributes of the key to save.
* \param[in] attr The attributes of the key to save.
* The key identifier field in the attributes
* determines the key's location.
* \param[in] data Buffer containing the key data.
@ -95,7 +100,7 @@ int psa_is_key_present_in_storage( const psa_key_file_id_t key );
* \retval PSA_ERROR_STORAGE_FAILURE
* \retval PSA_ERROR_ALREADY_EXISTS
*/
psa_status_t psa_save_persistent_key( const psa_key_attributes_t *attributes,
psa_status_t psa_save_persistent_key( const psa_core_key_attributes_t *attr,
const uint8_t *data,
const size_t data_length );
@ -111,8 +116,7 @@ psa_status_t psa_save_persistent_key( const psa_key_attributes_t *attributes,
* this function to zeroize and free this buffer, regardless of whether this
* function succeeds or fails.
*
* \param[in,out] attributes
* On input, the key identifier field identifies
* \param[in,out] attr On input, the key identifier field identifies
* the key to load. Other fields are ignored.
* On success, the attribute structure contains
* the key metadata that was loaded from storage.
@ -124,7 +128,7 @@ psa_status_t psa_save_persistent_key( const psa_key_attributes_t *attributes,
* \retval PSA_ERROR_STORAGE_FAILURE
* \retval PSA_ERROR_DOES_NOT_EXIST
*/
psa_status_t psa_load_persistent_key( psa_key_attributes_t *attributes,
psa_status_t psa_load_persistent_key( psa_core_key_attributes_t *attr,
uint8_t **data,
size_t *data_length );
@ -158,13 +162,13 @@ void psa_free_persistent_key_data( uint8_t *key_data, size_t key_data_length );
*
* \param[in] data Buffer containing the key data.
* \param data_length Length of the key data buffer.
* \param[in] attributes The attributes of the key.
* \param[in] attr The core attributes of the key.
* \param[out] storage_data Output buffer for the formatted data.
*
*/
void psa_format_key_data_for_storage( const uint8_t *data,
const size_t data_length,
const psa_key_attributes_t *attributes,
const psa_core_key_attributes_t *attr,
uint8_t *storage_data );
/**
@ -176,7 +180,7 @@ void psa_format_key_data_for_storage( const uint8_t *data,
* containing the key data. This must be freed
* using psa_free_persistent_key_data()
* \param[out] key_data_length Length of the key data buffer
* \param[out] attributes On success, the attribute structure is filled
* \param[out] attr On success, the attribute structure is filled
* with the loaded key metadata.
*
* \retval PSA_SUCCESS
@ -188,7 +192,7 @@ psa_status_t psa_parse_key_data_from_storage( const uint8_t *storage_data,
size_t storage_data_length,
uint8_t **key_data,
size_t *key_data_length,
psa_key_attributes_t *attributes );
psa_core_key_attributes_t *attr );
#if defined(MBEDTLS_PSA_CRYPTO_SE_C)
/** This symbol is defined if transaction support is required. */

107
tests/suites/test_suite_psa_crypto.data
View File

@ -52,9 +52,18 @@ invalid_handle:1
PSA invalid handle (largest plausible handle)
invalid_handle:-1
PSA import: bad usage flag
import_with_policy:PSA_KEY_TYPE_RAW_DATA:0x40000000:0:PSA_ERROR_INVALID_ARGUMENT
PSA import: invalid type (0)
import_with_policy:PSA_KEY_TYPE_NONE:0:0:PSA_ERROR_NOT_SUPPORTED
PSA import: invalid type (PSA_KEY_TYPE_CATEGORY_MASK)
import_with_policy:PSA_KEY_TYPE_CATEGORY_MASK:0:0:PSA_ERROR_NOT_SUPPORTED
PSA import AES: bad key size
depends_on:MBEDTLS_AES_C
import:"0123456789abcdef":PSA_KEY_TYPE_AES:0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"0123456789abcdef":PSA_KEY_TYPE_AES:0:PSA_ERROR_INVALID_ARGUMENT
PSA import/export RSA public key: good, 1024-bit
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
@ -110,19 +119,19 @@ import_export:"3082025e02010002818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa24
PSA import RSA keypair: truncated
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C
import:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
PSA import RSA keypair: public key
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C
import:"30818902818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa2470b541ee1feb0b12d25c79711531249e1129628042dbbb6c120d1443524ef4c0e6e1d8956eeb2077af12349ddeee54483bc06c2c61948cd02b202e796aebd94d3a7cbf859c2c1819c324cb82b9cd34ede263a2abffe4733f077869e8660f7d6834da53d690ef7985f6bc30203010001":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"30818902818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa2470b541ee1feb0b12d25c79711531249e1129628042dbbb6c120d1443524ef4c0e6e1d8956eeb2077af12349ddeee54483bc06c2c61948cd02b202e796aebd94d3a7cbf859c2c1819c324cb82b9cd34ede263a2abffe4733f077869e8660f7d6834da53d690ef7985f6bc30203010001":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
PSA import RSA public key: key pair
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C
import:"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":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"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":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_INVALID_ARGUMENT
PSA import RSA keypair: valid key but EC
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C
import:"3077020101042049c9a8c18c4b885638c431cf1df1c994131609b580d4fd43a0cab17db2f13eeea00a06082a8648ce3d030107a144034200047772656f814b399279d5e1f1781fac6f099a3c5ca1b0e35351834b08b65e0b572590cdaf8f769361bcf34acfc11e5e074e8426bdde04be6e653945449617de45":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"3077020101042049c9a8c18c4b885638c431cf1df1c994131609b580d4fd43a0cab17db2f13eeea00a06082a8648ce3d030107a144034200047772656f814b399279d5e1f1781fac6f099a3c5ca1b0e35351834b08b65e0b572590cdaf8f769361bcf34acfc11e5e074e8426bdde04be6e653945449617de45":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_INVALID_ARGUMENT
PSA import/export-public RSA public key: good, 1024-bit
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
@ -150,19 +159,19 @@ import_export:"3082025802010002818000cde684f1aee96917b89c8a0a72523cfce4686ed5a5f
PSA import RSA public key: 1022-bit (not supported)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
import:"30818802818036e4b95f847dcd7a91b0972b7ba096e040ec04e42d59f733029fb2600b8ae9e4fd8ea76f3d7ec576288102285b612db7abc53770006046fef321172a6ad84053710d48528a8d51b6481db53c09e1524d6704b58bd30313016535eefe9bcff89eb599608daaa0a72ab7720af31486b51020421fdd3c6974cc445a78dd134450230203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_NOT_SUPPORTED
import_with_data:"30818802818036e4b95f847dcd7a91b0972b7ba096e040ec04e42d59f733029fb2600b8ae9e4fd8ea76f3d7ec576288102285b612db7abc53770006046fef321172a6ad84053710d48528a8d51b6481db53c09e1524d6704b58bd30313016535eefe9bcff89eb599608daaa0a72ab7720af31486b51020421fdd3c6974cc445a78dd134450230203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_NOT_SUPPORTED
PSA import RSA keypair: 1022-bit (not supported)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
import:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_NOT_SUPPORTED
import_with_data:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_NOT_SUPPORTED
PSA import RSA public key: 1023-bit (not supported)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
import:"3081880281806c49704e91f3df44fc99e9b3c0fee5025cc04d09529a1dd05754f2da2751d7a9aa5a79f7070132f2c47b31963e37cd74675f9c93ee7c85a143fefe303e94d1ee0e4d30898d17ab3a229e8457ef21fd179039f748305babe7f134f6d58ce5d721a1a5da98f63503d2466c6a515e53494a41180a91e535bd5b55d4dce2c17419870203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_NOT_SUPPORTED
import_with_data:"3081880281806c49704e91f3df44fc99e9b3c0fee5025cc04d09529a1dd05754f2da2751d7a9aa5a79f7070132f2c47b31963e37cd74675f9c93ee7c85a143fefe303e94d1ee0e4d30898d17ab3a229e8457ef21fd179039f748305babe7f134f6d58ce5d721a1a5da98f63503d2466c6a515e53494a41180a91e535bd5b55d4dce2c17419870203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:0:PSA_ERROR_NOT_SUPPORTED
PSA import RSA keypair: 1023-bit (not supported)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_RSA_C
import:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_NOT_SUPPORTED
import_with_data:"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":PSA_KEY_TYPE_RSA_KEY_PAIR:0:PSA_ERROR_NOT_SUPPORTED
PSA import/export EC secp224r1 key pair: good
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_PK_WRITE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP224R1_ENABLED
@ -256,31 +265,31 @@ import_export:"3082025e02010002818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa24
PSA import EC keypair: DER format
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"3077020101042049c9a8c18c4b885638c431cf1df1c994131609b580d4fd43a0cab17db2f13eeea00a06082a8648ce3d030107a144034200047772656f814b399279d5e1f1781fac6f099a3c5ca1b0e35351834b08b65e0b572590cdaf8f769361bcf34acfc11e5e074e8426bdde04be6e653945449617de45":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"3077020101042049c9a8c18c4b885638c431cf1df1c994131609b580d4fd43a0cab17db2f13eeea00a06082a8648ce3d030107a144034200047772656f814b399279d5e1f1781fac6f099a3c5ca1b0e35351834b08b65e0b572590cdaf8f769361bcf34acfc11e5e074e8426bdde04be6e653945449617de45":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC keypair: too short
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"0123456789abcdef0123456789abcdef":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"0123456789abcdef0123456789abcdef":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC keypair: public key
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"04dea5e45d0ea37fc566232a508f4ad20ea13d47e4bf5fa4d54a57a0ba012042087097496efc583fed8b24a5b9be9a51de063f5a00a8b698a16fd7f29b5485f320":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"04dea5e45d0ea37fc566232a508f4ad20ea13d47e4bf5fa4d54a57a0ba012042087097496efc583fed8b24a5b9be9a51de063f5a00a8b698a16fd7f29b5485f320":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC keypair: secp256r1, all-bits-zero (bad)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"0000000000000000000000000000000000000000000000000000000000000000":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"0000000000000000000000000000000000000000000000000000000000000000":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC keypair: secp256r1, d == n - 1 (good)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632550":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_SUCCESS
import_with_data:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632550":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_SUCCESS
PSA import EC keypair: secp256r1, d == n (bad)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC keypair: secp256r1, d > n (bad)
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
import:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632552":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632552":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import EC public key: key pair
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
@ -288,31 +297,39 @@ depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED
# one would expect the status to be PSA_ERROR_INVALID_ARGUMENT. But the
# Mbed TLS pkparse module returns MBEDTLS_ERR_PK_INVALID_ALG, I think because
# it's looking for an OID where there is no OID.
import:"3078020101042100ab45435712649cb30bbddac49197eebf2740ffc7f874d9244c3460f54f322d3aa00a06082a8648ce3d030107a14403420004dea5e45d0ea37fc566232a508f4ad20ea13d47e4bf5fa4d54a57a0ba012042087097496efc583fed8b24a5b9be9a51de063f5a00a8b698a16fd7f29b5485f320":PSA_KEY_TYPE_ECC_PUBLIC_KEY(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_NOT_SUPPORTED
import_with_data:"3078020101042100ab45435712649cb30bbddac49197eebf2740ffc7f874d9244c3460f54f322d3aa00a06082a8648ce3d030107a14403420004dea5e45d0ea37fc566232a508f4ad20ea13d47e4bf5fa4d54a57a0ba012042087097496efc583fed8b24a5b9be9a51de063f5a00a8b698a16fd7f29b5485f320":PSA_KEY_TYPE_ECC_PUBLIC_KEY(PSA_ECC_CURVE_SECP256R1):0:PSA_ERROR_NOT_SUPPORTED
PSA import EC keypair: valid key but RSA
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_BP512R1_ENABLED:MBEDTLS_RSA_C
import:"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":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_BRAINPOOL_P512R1):0:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"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":PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_BRAINPOOL_P512R1):0:PSA_ERROR_INVALID_ARGUMENT
PSA import AES: bits=0 ok
depends_on:MBEDTLS_AES_C
import:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:0:PSA_SUCCESS
import_with_data:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:0:PSA_SUCCESS
PSA import AES: bits=128 ok
depends_on:MBEDTLS_AES_C
import:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:128:PSA_SUCCESS
import_with_data:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:128:PSA_SUCCESS
PSA import AES: bits=256 wrong
depends_on:MBEDTLS_AES_C
import:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:256:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:256:PSA_ERROR_INVALID_ARGUMENT
PSA import AES: bits=256 ok
depends_on:MBEDTLS_AES_C
import:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:256:PSA_SUCCESS
import_with_data:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:256:PSA_SUCCESS
PSA import AES: bits=128 wrong
depends_on:MBEDTLS_AES_C
import:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:128:PSA_ERROR_INVALID_ARGUMENT
import_with_data:"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa":PSA_KEY_TYPE_AES:128:PSA_ERROR_INVALID_ARGUMENT
PSA import large key: raw, 65528 bits (ok)
depends_on:HAVE_RAM_AVAILABLE_128K
import_large_key:PSA_KEY_TYPE_RAW_DATA:8191:PSA_SUCCESS
PSA import large key: raw, 65536 bits (not supported)
depends_on:HAVE_RAM_AVAILABLE_128K
import_large_key:PSA_KEY_TYPE_RAW_DATA:8192:PSA_ERROR_NOT_SUPPORTED
PSA import RSA key pair: maximum size exceeded
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C
@ -2075,6 +2092,25 @@ PSA key derivation: TLS 1.2 PRF SHA-256, derive key export, 1+41
depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C:!PSA_PRE_1_0_KEY_DERIVATION
derive_key_export:PSA_ALG_TLS12_PRF(PSA_ALG_SHA_256):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":1:41
PSA key derivation: invalid type (0)
depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C:!PSA_PRE_1_0_KEY_DERIVATION
derive_key:PSA_ALG_HKDF(PSA_ALG_SHA_256):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":PSA_KEY_TYPE_NONE:128:PSA_ERROR_NOT_SUPPORTED
PSA key derivation: invalid type (PSA_KEY_TYPE_CATEGORY_MASK)
depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C:!PSA_PRE_1_0_KEY_DERIVATION
derive_key:PSA_ALG_HKDF(PSA_ALG_SHA_256):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":PSA_KEY_TYPE_CATEGORY_MASK:128:PSA_ERROR_NOT_SUPPORTED
# This test assumes that PSA_MAX_KEY_BITS (currently 65536-8 bits = 8191 bytes
# and not expected to be raised any time soon) is less than the maximum
# output from HKDF-SHA512 (255*64 = 16320 bytes).
PSA key derivation: largest possible key
depends_on:MBEDTLS_MD_C:MBEDTLS_SHA512_C:!PSA_PRE_1_0_KEY_DERIVATION
derive_key:PSA_ALG_HKDF(PSA_ALG_SHA_512):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":PSA_KEY_TYPE_RAW_DATA:PSA_MAX_KEY_BITS:PSA_SUCCESS
PSA key derivation: key too large
depends_on:MBEDTLS_MD_C:MBEDTLS_SHA512_C:!PSA_PRE_1_0_KEY_DERIVATION
derive_key:PSA_ALG_HKDF(PSA_ALG_SHA_512):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":PSA_KEY_TYPE_RAW_DATA:PSA_MAX_KEY_BITS + 1:PSA_ERROR_NOT_SUPPORTED
PSA key agreement setup: ECDH + HKDF-SHA-256: good
depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_ECDH_C:MBEDTLS_MD_C:MBEDTLS_SHA256_C
key_agreement_setup:PSA_ALG_KEY_AGREEMENT(PSA_ALG_ECDH, PSA_ALG_HKDF(PSA_ALG_SHA_256)):PSA_KEY_TYPE_ECC_KEY_PAIR(PSA_ECC_CURVE_SECP256R1):"c88f01f510d9ac3f70a292daa2316de544e9aab8afe84049c62a9c57862d1433":"04d12dfb5289c8d4f81208b70270398c342296970a0bccb74c736fc7554494bf6356fbf3ca366cc23e8157854c13c58d6aac23f046ada30f8353e74f33039872ab":PSA_SUCCESS
@ -2173,6 +2209,18 @@ generate_random:19
PSA generate random: 260 bytes
generate_random:260
PSA generate random: MBEDTLS_CTR_DRBG_MAX_REQUEST bytes
generate_random:MBEDTLS_CTR_DRBG_MAX_REQUEST
PSA generate random: MBEDTLS_CTR_DRBG_MAX_REQUEST+1 bytes
generate_random:MBEDTLS_CTR_DRBG_MAX_REQUEST + 1
PSA generate random: 2*MBEDTLS_CTR_DRBG_MAX_REQUEST+1 bytes
generate_random:2 * MBEDTLS_CTR_DRBG_MAX_REQUEST + 1
PSA generate key: bad type (0)
generate_key:PSA_KEY_TYPE_NONE:128:PSA_KEY_USAGE_EXPORT:0:PSA_ERROR_NOT_SUPPORTED
PSA generate key: bad type (PSA_KEY_TYPE_CATEGORY_MASK)
generate_key:PSA_KEY_TYPE_CATEGORY_MASK:128:PSA_KEY_USAGE_EXPORT:0:PSA_ERROR_NOT_SUPPORTED
@ -2188,6 +2236,19 @@ generate_key:PSA_KEY_TYPE_RAW_DATA:7:PSA_KEY_USAGE_EXPORT:0:PSA_ERROR_INVALID_AR
PSA generate key: raw data, 8 bits
generate_key:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
PSA generate key: raw data, (MBEDTLS_CTR_DRBG_MAX_REQUEST + 1) * 8 bits
generate_key:PSA_KEY_TYPE_RAW_DATA:(MBEDTLS_CTR_DRBG_MAX_REQUEST + 1) * 8:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
PSA generate key: raw data, (2 * MBEDTLS_CTR_DRBG_MAX_REQUEST + 1) * 8 bits
generate_key:PSA_KEY_TYPE_RAW_DATA:(2 * MBEDTLS_CTR_DRBG_MAX_REQUEST + 1) * 8:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
PSA generate key: raw data, 65528 bits (ok)
depends_on:HAVE_RAM_AVAILABLE_128K
generate_key:PSA_KEY_TYPE_RAW_DATA:65528:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
PSA generate key: raw data, 65536 bits (not supported)
generate_key:PSA_KEY_TYPE_RAW_DATA:65536:PSA_KEY_USAGE_EXPORT:0:PSA_ERROR_NOT_SUPPORTED
PSA generate key: AES, 128 bits, CTR
depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
generate_key:PSA_KEY_TYPE_AES:128:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_ENCRYPT | PSA_KEY_USAGE_DECRYPT:PSA_ALG_CTR:PSA_SUCCESS

161
tests/suites/test_suite_psa_crypto.function
View File

@ -5,8 +5,21 @@
#include "mbedtls/asn1write.h"
#include "mbedtls/oid.h"
/* For MBEDTLS_CTR_DRBG_MAX_REQUEST, knowing that psa_generate_random()
* uses mbedtls_ctr_drbg internally. */
#include "mbedtls/ctr_drbg.h"
#include "psa_crypto_helpers.h"
/* Tests that require more than 128kB of RAM plus change have this symbol
* as a dependency. Currently we always define this symbol, so the tests
* are always executed. In the future we should make this conditional
* so that tests that require a lot of memory are skipped on constrained
* platforms. */
#define HAVE_RAM_AVAILABLE_128K
#include "psa/crypto.h"
/** An invalid export length that will never be set by psa_export_key(). */
static const size_t INVALID_EXPORT_LENGTH = ~0U;
@ -556,7 +569,8 @@ static int setup_key_derivation_wrap( psa_key_derivation_operation_t* operation,
TEST_ASSERT( ! "Key derivation algorithm not supported" );
}
PSA_ASSERT( psa_key_derivation_set_capacity( operation, capacity ) );
if( capacity != SIZE_MAX )
PSA_ASSERT( psa_key_derivation_set_capacity( operation, capacity ) );
return( 1 );
@ -1201,9 +1215,52 @@ void persistence_attributes( int id1_arg, int lifetime_arg, int id2_arg,
/* END_CASE */
/* BEGIN_CASE */
void import( data_t *data, int type_arg,
int attr_bits_arg,
int expected_status_arg )
void import_with_policy( int type_arg,
int usage_arg, int alg_arg,
int expected_status_arg )
{
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_attributes_t got_attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_handle_t handle = 0;
psa_key_type_t type = type_arg;
psa_key_usage_t usage = usage_arg;
psa_algorithm_t alg = alg_arg;
psa_status_t expected_status = expected_status_arg;
const uint8_t key_material[16] = {0};
psa_status_t status;
PSA_ASSERT( psa_crypto_init( ) );
psa_set_key_type( &attributes, type );
psa_set_key_usage_flags( &attributes, usage );
psa_set_key_algorithm( &attributes, alg );
status = psa_import_key( &attributes,
key_material, sizeof( key_material ),
&handle );
TEST_EQUAL( status, expected_status );
if( status != PSA_SUCCESS )
goto exit;
PSA_ASSERT( psa_get_key_attributes( handle, &got_attributes ) );
TEST_EQUAL( psa_get_key_type( &got_attributes ), type );
TEST_EQUAL( psa_get_key_usage_flags( &got_attributes ), usage );
TEST_EQUAL( psa_get_key_algorithm( &got_attributes ), alg );
PSA_ASSERT( psa_destroy_key( handle ) );
test_operations_on_invalid_handle( handle );
exit:
psa_destroy_key( handle );
psa_reset_key_attributes( &got_attributes );
PSA_DONE( );
}
/* END_CASE */
/* BEGIN_CASE */
void import_with_data( data_t *data, int type_arg,
int attr_bits_arg,
int expected_status_arg )
{
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_attributes_t got_attributes = PSA_KEY_ATTRIBUTES_INIT;
@ -1217,6 +1274,7 @@ void import( data_t *data, int type_arg,
psa_set_key_type( &attributes, type );
psa_set_key_bits( &attributes, attr_bits );
status = psa_import_key( &attributes, data->x, data->len, &handle );
TEST_EQUAL( status, expected_status );
if( status != PSA_SUCCESS )
@ -1225,7 +1283,7 @@ void import( data_t *data, int type_arg,
PSA_ASSERT( psa_get_key_attributes( handle, &got_attributes ) );
TEST_EQUAL( psa_get_key_type( &got_attributes ), type );
if( attr_bits != 0 )
TEST_EQUAL( attr_bits, got_attributes.bits );
TEST_EQUAL( attr_bits, psa_get_key_bits( &got_attributes ) );
PSA_ASSERT( psa_destroy_key( handle ) );
test_operations_on_invalid_handle( handle );
@ -1237,6 +1295,54 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE */
void import_large_key( int type_arg, int byte_size_arg,
int expected_status_arg )
{
psa_key_type_t type = type_arg;
size_t byte_size = byte_size_arg;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_status_t expected_status = expected_status_arg;
psa_key_handle_t handle = 0;
psa_status_t status;
uint8_t *buffer = NULL;
size_t buffer_size = byte_size + 1;
size_t n;
/* It would be better to skip the test than fail it if the allocation
* fails, but the test framework doesn't support this yet. */
ASSERT_ALLOC( buffer, buffer_size );
memset( buffer, 'K', byte_size );
PSA_ASSERT( psa_crypto_init( ) );
/* Try importing the key */
psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_EXPORT );
psa_set_key_type( &attributes, type );
status = psa_import_key( &attributes, buffer, byte_size, &handle );
TEST_EQUAL( status, expected_status );
if( status == PSA_SUCCESS )
{
PSA_ASSERT( psa_get_key_attributes( handle, &attributes ) );
TEST_EQUAL( psa_get_key_type( &attributes ), type );
TEST_EQUAL( psa_get_key_bits( &attributes ),
PSA_BYTES_TO_BITS( byte_size ) );
memset( buffer, 0, byte_size + 1 );
PSA_ASSERT( psa_export_key( handle, buffer, byte_size, &n ) );
for( n = 0; n < byte_size; n++ )
TEST_EQUAL( buffer[n], 'K' );
for( n = byte_size; n < buffer_size; n++ )
TEST_EQUAL( buffer[n], 0 );
}
exit:
psa_destroy_key( handle );
PSA_DONE( );
mbedtls_free( buffer );
}
/* END_CASE */
/* BEGIN_CASE */
void import_rsa_made_up( int bits_arg, int keypair, int expected_status_arg )
{
@ -4563,6 +4669,51 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE */
void derive_key( int alg_arg,
data_t *key_data, data_t *input1, data_t *input2,
int type_arg, int bits_arg,
int expected_status_arg )
{
psa_key_handle_t base_handle = 0;
psa_key_handle_t derived_handle = 0;
psa_algorithm_t alg = alg_arg;
psa_key_type_t type = type_arg;
size_t bits = bits_arg;
psa_status_t expected_status = expected_status_arg;
psa_key_derivation_operation_t operation = PSA_KEY_DERIVATION_OPERATION_INIT;
psa_key_attributes_t base_attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_attributes_t derived_attributes = PSA_KEY_ATTRIBUTES_INIT;
PSA_ASSERT( psa_crypto_init( ) );
psa_set_key_usage_flags( &base_attributes, PSA_KEY_USAGE_DERIVE );
psa_set_key_algorithm( &base_attributes, alg );
psa_set_key_type( &base_attributes, PSA_KEY_TYPE_DERIVE );
PSA_ASSERT( psa_import_key( &base_attributes, key_data->x, key_data->len,
&base_handle ) );
if( !setup_key_derivation_wrap( &operation, base_handle, alg,
input1->x, input1->len,
input2->x, input2->len, SIZE_MAX ) )
goto exit;
psa_set_key_usage_flags( &derived_attributes, PSA_KEY_USAGE_EXPORT );
psa_set_key_algorithm( &derived_attributes, 0 );
psa_set_key_type( &derived_attributes, type );
psa_set_key_bits( &derived_attributes, bits );
TEST_EQUAL( psa_key_derivation_output_key( &derived_attributes, &operation,
&derived_handle ),
expected_status );
exit:
psa_key_derivation_abort( &operation );
psa_destroy_key( base_handle );
psa_destroy_key( derived_handle );
PSA_DONE( );
}
/* END_CASE */
/* BEGIN_CASE */
void key_agreement_setup( int alg_arg,
int our_key_type_arg, data_t *our_key_data,

4
tests/suites/test_suite_psa_crypto_persistent_key.data
View File

@ -19,10 +19,10 @@ parse_storage_data_check:"505341004b4559":"":PSA_KEY_LIFETIME_PERSISTENT:PSA_KEY
# Not specific to files, but only run this test in an environment where the maximum size could be reached.
Save maximum size persistent raw key
depends_on:MBEDTLS_PSA_ITS_FILE_C
save_large_persistent_key:0:PSA_SUCCESS
save_large_persistent_key:PSA_CRYPTO_MAX_STORAGE_SIZE:PSA_SUCCESS
Save larger than maximum size persistent raw key, should fail
save_large_persistent_key:1:PSA_ERROR_INSUFFICIENT_STORAGE
save_large_persistent_key:PSA_CRYPTO_MAX_STORAGE_SIZE + 1:PSA_ERROR_NOT_SUPPORTED
Persistent key destroy
depends_on:MBEDTLS_PK_C:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C

11
tests/suites/test_suite_psa_crypto_persistent_key.function
View File

@ -45,7 +45,7 @@ void format_storage_data_check( data_t *key_data,
file_data_length = key_data->len + sizeof( psa_persistent_key_storage_format );
file_data = mbedtls_calloc( 1, file_data_length );
psa_format_key_data_for_storage( key_data->x, key_data->len,
&attributes,
&attributes.core,
file_data );
ASSERT_COMPARE( expected_file_data->x, expected_file_data->len,
@ -71,7 +71,7 @@ void parse_storage_data_check( data_t *file_data,
status = psa_parse_key_data_from_storage( file_data->x, file_data->len,
&key_data, &key_data_length,
&attributes );
&attributes.core );
TEST_EQUAL( status, expected_status );
if( status != PSA_SUCCESS )
@ -96,17 +96,14 @@ exit:
/* END_CASE */
/* BEGIN_CASE */
void save_large_persistent_key( int data_too_large, int expected_status )
void save_large_persistent_key( int data_length_arg, int expected_status )
{
psa_key_id_t key_id = 42;
psa_key_handle_t handle = 0;
uint8_t *data = NULL;
size_t data_length = PSA_CRYPTO_MAX_STORAGE_SIZE;
size_t data_length = data_length_arg;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
if( data_too_large )
data_length += 1;
ASSERT_ALLOC( data, data_length );
PSA_ASSERT( psa_crypto_init() );