mbedtls/tests/suites/test_suite_psa_crypto.function

/* BEGIN_HEADER */
#include "psa/crypto.h"
/* END_HEADER */

/* BEGIN_DEPENDENCIES
 * depends_on:MBEDTLS_PSA_CRYPTO_C
 * END_DEPENDENCIES
 */

/* BEGIN_CASE */
void init_deinit()
{
    psa_status_t status;
    int i;
    for( i = 0; i <= 1; i++ )
    {
        status = psa_crypto_init( );
        TEST_ASSERT( status == PSA_SUCCESS );
        status = psa_crypto_init( );
        TEST_ASSERT( status == PSA_SUCCESS );
        mbedtls_psa_crypto_free( );
    }
}
/* END_CASE */

/* BEGIN_CASE */
void import( char *hex, int type, int expected_status )
{
    int slot = 1;
    psa_status_t status;
    unsigned char *data = NULL;
    size_t data_size;

    data_size = strlen( hex ) / 2;
    data = mbedtls_calloc( 1, data_size );
    TEST_ASSERT( data != NULL );
    data_size = unhexify( data, hex );
    TEST_ASSERT( psa_crypto_init( ) == PSA_SUCCESS );

    status = psa_import_key( slot, type, data, data_size );
    TEST_ASSERT( status == (psa_status_t) expected_status );
    if( status == PSA_SUCCESS )
        TEST_ASSERT( psa_destroy_key( slot ) == PSA_SUCCESS );

exit:
    mbedtls_free( data );
    mbedtls_psa_crypto_free( );
}
/* END_CASE */

/* BEGIN_CASE */
void import_export( char *hex, int type_arg,
                    int expected_bits,
                    int export_size_delta,
                    int expected_export_status,
                    int canonical_input )
{
    int slot = 1;
    int slot2 = slot + 1;
    psa_key_type_t type = type_arg;
    psa_status_t status;
    unsigned char *data = NULL;
    unsigned char *exported = NULL;
    unsigned char *reexported = NULL;
    size_t data_size;
    size_t export_size;
    size_t exported_length;
    size_t reexported_length;
    psa_key_type_t got_type;
    size_t got_bits;

    data_size = strlen( hex ) / 2;
    data = mbedtls_calloc( 1, data_size );
    TEST_ASSERT( data != NULL );
    data_size = unhexify( data, hex );
    export_size = (ssize_t) data_size + export_size_delta;
    exported = mbedtls_calloc( 1, export_size );
    TEST_ASSERT( exported != NULL );
    if( ! canonical_input )
    {
        reexported = mbedtls_calloc( 1, export_size );
        TEST_ASSERT( reexported != NULL );
    }
    TEST_ASSERT( psa_crypto_init( ) == PSA_SUCCESS );

    /* Import the key */
    TEST_ASSERT( psa_import_key( slot, type,
                                 data, data_size ) == PSA_SUCCESS );

    /* Test the key information */
    TEST_ASSERT( psa_get_key_information( slot,
                                          &got_type, &got_bits ) ==
                 PSA_SUCCESS );
    TEST_ASSERT( got_type == type );
    TEST_ASSERT( got_bits == (size_t) expected_bits );

    /* Export the key */
    status = psa_export_key( slot,
                             exported, export_size,
                             &exported_length );
    TEST_ASSERT( status == (psa_status_t) expected_export_status );
    if( status != PSA_SUCCESS )
        goto destroy;

    if( canonical_input )
    {
        TEST_ASSERT( exported_length == data_size );
        TEST_ASSERT( memcmp( exported, data, data_size ) == 0 );
    }
    else
    {
        TEST_ASSERT( psa_import_key( slot2, type,
                                     exported, export_size ) ==
                     PSA_SUCCESS );
        TEST_ASSERT( psa_export_key( slot2,
                                     reexported, export_size,
                                     &reexported_length ) ==
                     PSA_SUCCESS );
        TEST_ASSERT( reexported_length == exported_length );
        TEST_ASSERT( memcmp( reexported, exported,
                             exported_length ) == 0 );
    }

destroy:
    /* Destroy the key */
    TEST_ASSERT( psa_destroy_key( slot ) == PSA_SUCCESS );
    TEST_ASSERT( psa_get_key_information(
                     slot, NULL, NULL ) == PSA_ERROR_EMPTY_SLOT );

exit:
    mbedtls_free( data );
    mbedtls_psa_crypto_free( );
}
/* END_CASE */