Add test for ouput buffer size macros
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
diff --git a/tests/src/psa_exercise_key.c b/tests/src/psa_exercise_key.c
index 9f80d7b..408227d 100644
--- a/tests/src/psa_exercise_key.c
+++ b/tests/src/psa_exercise_key.c
@@ -467,7 +467,7 @@
private_key_type = psa_get_key_type( &attributes );
key_bits = psa_get_key_bits( &attributes );
public_key_type = PSA_KEY_TYPE_PUBLIC_KEY_OF_KEY_PAIR( private_key_type );
- public_key_length = PSA_EXPORT_KEY_OUTPUT_SIZE( public_key_type, key_bits );
+ public_key_length = PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( public_key_type, key_bits );
ASSERT_ALLOC( public_key, public_key_length );
PSA_ASSERT( psa_export_public_key( key, public_key, public_key_length,
&public_key_length ) );
@@ -509,7 +509,7 @@
private_key_type = psa_get_key_type( &attributes );
key_bits = psa_get_key_bits( &attributes );
public_key_type = PSA_KEY_TYPE_PUBLIC_KEY_OF_KEY_PAIR( private_key_type );
- public_key_length = PSA_EXPORT_KEY_OUTPUT_SIZE( public_key_type, key_bits );
+ public_key_length = PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( public_key_type, key_bits );
ASSERT_ALLOC( public_key, public_key_length );
PSA_ASSERT( psa_export_public_key( key,
public_key, public_key_length,
@@ -518,6 +518,15 @@
status = psa_raw_key_agreement( alg, key,
public_key, public_key_length,
output, sizeof( output ), &output_length );
+ if ( status == PSA_SUCCESS )
+ {
+ TEST_ASSERT( output_length <=
+ PSA_RAW_KEY_AGREEMENT_OUTPUT_SIZE( private_key_type,
+ key_bits ) );
+ TEST_ASSERT( output_length <=
+ PSA_RAW_KEY_AGREEMENT_OUTPUT_MAX_SIZE );
+ }
+
exit:
/*
* Key attributes may have been returned by psa_get_key_attributes()
@@ -625,6 +634,8 @@
if( ! mbedtls_test_asn1_skip_integer( &p, end, 1, bits / 2 + 1, 0 ) )
goto exit;
TEST_EQUAL( p, end );
+
+ TEST_ASSERT( exported_length <= PSA_EXPORT_KEY_PAIR_MAX_SIZE );
}
else
#endif /* MBEDTLS_RSA_C */
@@ -634,6 +645,8 @@
{
/* Just the secret value */
TEST_EQUAL( exported_length, PSA_BITS_TO_BYTES( bits ) );
+
+ TEST_ASSERT( exported_length <= PSA_EXPORT_KEY_PAIR_MAX_SIZE );
}
else
#endif /* MBEDTLS_ECP_C */
@@ -658,6 +671,12 @@
if( ! mbedtls_test_asn1_skip_integer( &p, end, 2, bits, 1 ) )
goto exit;
TEST_EQUAL( p, end );
+
+
+ TEST_ASSERT( exported_length <=
+ PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( type, bits ) );
+ TEST_ASSERT( exported_length <=
+ PSA_EXPORT_PUBLIC_KEY_MAX_SIZE );
}
else
#endif /* MBEDTLS_RSA_C */
@@ -665,6 +684,12 @@
#if defined(MBEDTLS_ECP_C)
if( PSA_KEY_TYPE_IS_ECC_PUBLIC_KEY( type ) )
{
+
+ TEST_ASSERT( exported_length <=
+ PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( type, bits ) );
+ TEST_ASSERT( exported_length <=
+ PSA_EXPORT_PUBLIC_KEY_MAX_SIZE );
+
if( PSA_KEY_TYPE_ECC_GET_FAMILY( type ) == PSA_ECC_FAMILY_MONTGOMERY )
{
/* The representation of an ECC Montgomery public key is
@@ -785,8 +810,8 @@
public_type = PSA_KEY_TYPE_PUBLIC_KEY_OF_KEY_PAIR(
psa_get_key_type( &attributes ) );
- exported_size = PSA_EXPORT_KEY_OUTPUT_SIZE( public_type,
- psa_get_key_bits( &attributes ) );
+ exported_size = PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( public_type,
+ psa_get_key_bits( &attributes ) );
ASSERT_ALLOC( exported, exported_size );
PSA_ASSERT( psa_export_public_key( key,
diff --git a/tests/suites/test_suite_psa_crypto.function b/tests/suites/test_suite_psa_crypto.function
index 7ae6725..c6563b3 100644
--- a/tests/suites/test_suite_psa_crypto.function
+++ b/tests/suites/test_suite_psa_crypto.function
@@ -613,7 +613,10 @@
reexported, reexported_length );
PSA_ASSERT( psa_destroy_key( key2 ) );
}
- TEST_ASSERT( exported_length <= PSA_EXPORT_KEY_OUTPUT_SIZE( type, psa_get_key_bits( &got_attributes ) ) );
+ TEST_ASSERT( exported_length <=
+ PSA_EXPORT_KEY_OUTPUT_SIZE( type,
+ psa_get_key_bits( &got_attributes ) ) );
+ TEST_ASSERT( exported_length <= PSA_EXPORT_KEY_PAIR_MAX_SIZE );
destroy:
/* Destroy the key */
@@ -674,6 +677,10 @@
bits = psa_get_key_bits( &attributes );
TEST_ASSERT( expected_public_key->len <=
PSA_EXPORT_KEY_OUTPUT_SIZE( public_type, bits ) );
+ TEST_ASSERT( expected_public_key->len <=
+ PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE( public_type, bits ) );
+ TEST_ASSERT( expected_public_key->len <=
+ PSA_EXPORT_PUBLIC_KEY_MAX_SIZE );
ASSERT_COMPARE( expected_public_key->x, expected_public_key->len,
exported, exported_length );
}
@@ -2399,19 +2406,29 @@
PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
}
- output_buffer_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output_buffer_size = PSA_CIPHER_ENCRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output_buffer_size <=
+ PSA_CIPHER_ENCRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output, output_buffer_size );
PSA_ASSERT( psa_cipher_update( &operation,
input->x, input->len,
output, output_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, input->len ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len ) );
total_output_length += function_output_length;
+
status = psa_cipher_finish( &operation,
output + total_output_length,
output_buffer_size - total_output_length,
&function_output_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
total_output_length += function_output_length;
TEST_EQUAL( status, expected_status );
@@ -2467,8 +2484,9 @@
PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
}
- output_buffer_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output_buffer_size = PSA_CIPHER_ENCRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output_buffer_size <=
+ PSA_CIPHER_ENCRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output, output_buffer_size );
TEST_ASSERT( first_part_size <= input->len );
@@ -2476,7 +2494,12 @@
output, output_buffer_size,
&function_output_length ) );
TEST_ASSERT( function_output_length == output1_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( first_part_size) );
total_output_length += function_output_length;
+
PSA_ASSERT( psa_cipher_update( &operation,
input->x + first_part_size,
input->len - first_part_size,
@@ -2484,11 +2507,22 @@
output_buffer_size - total_output_length,
&function_output_length ) );
TEST_ASSERT( function_output_length == output2_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type,
+ alg,
+ input->len - first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len ) );
total_output_length += function_output_length;
+
PSA_ASSERT( psa_cipher_finish( &operation,
output + total_output_length,
output_buffer_size - total_output_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
total_output_length += function_output_length;
PSA_ASSERT( psa_cipher_abort( &operation ) );
@@ -2540,8 +2574,9 @@
PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
}
- output_buffer_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output_buffer_size = PSA_CIPHER_DECRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output_buffer_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output, output_buffer_size );
TEST_ASSERT( first_part_size <= input->len );
@@ -2550,7 +2585,12 @@
output, output_buffer_size,
&function_output_length ) );
TEST_ASSERT( function_output_length == output1_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( first_part_size ) );
total_output_length += function_output_length;
+
PSA_ASSERT( psa_cipher_update( &operation,
input->x + first_part_size,
input->len - first_part_size,
@@ -2558,11 +2598,22 @@
output_buffer_size - total_output_length,
&function_output_length ) );
TEST_ASSERT( function_output_length == output2_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type,
+ alg,
+ input->len - first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len ) );
total_output_length += function_output_length;
+
PSA_ASSERT( psa_cipher_finish( &operation,
output + total_output_length,
output_buffer_size - total_output_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
total_output_length += function_output_length;
PSA_ASSERT( psa_cipher_abort( &operation ) );
@@ -2611,19 +2662,29 @@
PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
}
- output_buffer_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output_buffer_size = PSA_CIPHER_DECRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output_buffer_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output, output_buffer_size );
PSA_ASSERT( psa_cipher_update( &operation,
input->x, input->len,
output, output_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, input->len ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len ) );
total_output_length += function_output_length;
+
status = psa_cipher_finish( &operation,
output + total_output_length,
output_buffer_size - total_output_length,
&function_output_length );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
total_output_length += function_output_length;
TEST_EQUAL( status, expected_status );
@@ -2682,23 +2743,37 @@
iv, iv_size,
&iv_length ) );
}
- output1_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output1_size = PSA_CIPHER_ENCRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output1_size <=
+ PSA_CIPHER_ENCRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output1, output1_size );
PSA_ASSERT( psa_cipher_update( &operation1, input->x, input->len,
output1, output1_size,
&output1_length ) );
+ TEST_ASSERT( output1_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, input->len ) );
+ TEST_ASSERT( output1_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len ) );
+
PSA_ASSERT( psa_cipher_finish( &operation1,
output1 + output1_length,
output1_size - output1_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
output1_length += function_output_length;
PSA_ASSERT( psa_cipher_abort( &operation1 ) );
output2_size = output1_length;
+ TEST_ASSERT( output2_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_SIZE( key_type, alg, output1_length ) );
+ TEST_ASSERT( output2_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_MAX_SIZE( output1_length ) );
ASSERT_ALLOC( output2, output2_size );
if( iv_length > 0 )
@@ -2710,11 +2785,20 @@
PSA_ASSERT( psa_cipher_update( &operation2, output1, output1_length,
output2, output2_size,
&output2_length ) );
+ TEST_ASSERT( output2_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, output1_length ) );
+ TEST_ASSERT( output2_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( output1_length ) );
+
function_output_length = 0;
PSA_ASSERT( psa_cipher_finish( &operation2,
output2 + output2_length,
output2_size - output2_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
output2_length += function_output_length;
@@ -2776,8 +2860,9 @@
&iv_length ) );
}
- output1_buffer_size = ( (size_t) input->len +
- PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type ) );
+ output1_buffer_size = PSA_CIPHER_ENCRYPT_OUTPUT_SIZE( key_type, alg, input->len );
+ TEST_ASSERT( output1_buffer_size <=
+ PSA_CIPHER_ENCRYPT_OUTPUT_MAX_SIZE( input->len ) );
ASSERT_ALLOC( output1, output1_buffer_size );
TEST_ASSERT( first_part_size <= input->len );
@@ -2785,6 +2870,10 @@
PSA_ASSERT( psa_cipher_update( &operation1, input->x, first_part_size,
output1, output1_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( first_part_size ) );
output1_length += function_output_length;
PSA_ASSERT( psa_cipher_update( &operation1,
@@ -2792,17 +2881,31 @@
input->len - first_part_size,
output1, output1_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type,
+ alg,
+ input->len - first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( input->len - first_part_size ) );
output1_length += function_output_length;
PSA_ASSERT( psa_cipher_finish( &operation1,
output1 + output1_length,
output1_buffer_size - output1_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
output1_length += function_output_length;
PSA_ASSERT( psa_cipher_abort( &operation1 ) );
output2_buffer_size = output1_length;
+ TEST_ASSERT( output2_buffer_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_SIZE( key_type, alg, output1_length ) );
+ TEST_ASSERT( output2_buffer_size <=
+ PSA_CIPHER_DECRYPT_OUTPUT_MAX_SIZE( output1_length ) );
ASSERT_ALLOC( output2, output2_buffer_size );
if( iv_length > 0 )
@@ -2814,6 +2917,10 @@
PSA_ASSERT( psa_cipher_update( &operation2, output1, first_part_size,
output2, output2_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type, alg, first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( first_part_size ) );
output2_length += function_output_length;
PSA_ASSERT( psa_cipher_update( &operation2,
@@ -2821,12 +2928,22 @@
output1_length - first_part_size,
output2, output2_buffer_size,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_SIZE( key_type,
+ alg,
+ output1_length - first_part_size ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE( output1_length - first_part_size ) );
output2_length += function_output_length;
PSA_ASSERT( psa_cipher_finish( &operation2,
output2 + output2_length,
output2_buffer_size - output2_length,
&function_output_length ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_SIZE( key_type, alg ) );
+ TEST_ASSERT( function_output_length <=
+ PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE );
output2_length += function_output_length;
PSA_ASSERT( psa_cipher_abort( &operation2 ) );
@@ -2898,6 +3015,9 @@
TEST_EQUAL( input_data->len,
PSA_AEAD_DECRYPT_OUTPUT_SIZE( alg, output_length ) );
+ TEST_ASSERT( input_data->len <=
+ PSA_AEAD_DECRYPT_OUTPUT_MAX_SIZE( output_length ) );
+
TEST_EQUAL( psa_aead_decrypt( key, alg,
nonce->x, nonce->len,
additional_data->x,
@@ -2942,6 +3062,8 @@
* should be exact. */
TEST_EQUAL( output_size,
PSA_AEAD_ENCRYPT_OUTPUT_SIZE( alg, input_data->len ) );
+ TEST_ASSERT( output_size <=
+ PSA_AEAD_ENCRYPT_OUTPUT_MAX_SIZE( input_data->len ) );
ASSERT_ALLOC( output_data, output_size );
PSA_ASSERT( psa_crypto_init( ) );
@@ -3001,11 +3123,15 @@
psa_status_t status = PSA_ERROR_GENERIC_ERROR;
output_size = input_data->len - tag_length;
- /* For all currently defined algorithms, PSA_AEAD_DECRYPT_OUTPUT_SIZE
- * should be exact. */
if( expected_result != PSA_ERROR_INVALID_ARGUMENT )
+ {
+ /* For all currently defined algorithms, PSA_AEAD_DECRYPT_OUTPUT_SIZE
+ * should be exact. */
TEST_EQUAL( output_size,
PSA_AEAD_DECRYPT_OUTPUT_SIZE( alg, input_data->len ) );
+ TEST_ASSERT( output_size <=
+ PSA_AEAD_DECRYPT_OUTPUT_MAX_SIZE( input_data->len ) );
+ }
ASSERT_ALLOC( output_data, output_size );
PSA_ASSERT( psa_crypto_init( ) );
@@ -3374,7 +3500,9 @@
/* Determine the maximum output length */
PSA_ASSERT( psa_get_key_attributes( key, &attributes ) );
key_bits = psa_get_key_bits( &attributes );
+
output_size = PSA_ASYMMETRIC_ENCRYPT_OUTPUT_SIZE( key_type, key_bits, alg );
+ TEST_ASSERT( output_size <= PSA_ASYMMETRIC_ENCRYPT_OUTPUT_MAX_SIZE );
ASSERT_ALLOC( output, output_size );
/* Encrypt the input */
@@ -3446,9 +3574,15 @@
/* Determine the maximum ciphertext length */
PSA_ASSERT( psa_get_key_attributes( key, &attributes ) );
key_bits = psa_get_key_bits( &attributes );
+
output_size = PSA_ASYMMETRIC_ENCRYPT_OUTPUT_SIZE( key_type, key_bits, alg );
+ TEST_ASSERT( output_size <= PSA_ASYMMETRIC_ENCRYPT_OUTPUT_MAX_SIZE );
ASSERT_ALLOC( output, output_size );
+
output2_size = input_data->len;
+ TEST_ASSERT( output2_size <=
+ PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE( key_type, key_bits, alg ) );
+ TEST_ASSERT( output2_size <= PSA_ASYMMETRIC_DECRYPT_OUTPUT_MAX_SIZE );
ASSERT_ALLOC( output2, output2_size );
/* We test encryption by checking that encrypt-then-decrypt gives back
@@ -3496,14 +3630,12 @@
mbedtls_svc_key_id_t key = MBEDTLS_SVC_KEY_ID_INIT;
psa_key_type_t key_type = key_type_arg;
psa_algorithm_t alg = alg_arg;
+ size_t key_bits;
unsigned char *output = NULL;
size_t output_size = 0;
size_t output_length = ~0;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
- output_size = expected_data->len;
- ASSERT_ALLOC( output, output_size );
-
PSA_ASSERT( psa_crypto_init( ) );
psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_DECRYPT );
@@ -3513,6 +3645,14 @@
PSA_ASSERT( psa_import_key( &attributes, key_data->x, key_data->len,
&key ) );
+ PSA_ASSERT( psa_get_key_attributes( key, &attributes ) );
+ key_bits = psa_get_key_bits( &attributes );
+
+ /* Determine the maximum ciphertext length */
+ output_size = PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE( key_type, key_bits, alg );
+ TEST_ASSERT( output_size <= PSA_ASYMMETRIC_DECRYPT_OUTPUT_MAX_SIZE );
+ ASSERT_ALLOC( output, output_size );
+
PSA_ASSERT( psa_asymmetric_decrypt( key, alg,
input_data->x, input_data->len,
label->x, label->len,
@@ -3910,6 +4050,14 @@
PSA_ASSERT( psa_import_key( &attributes,
inputs[i]->x, inputs[i]->len,
&keys[i] ) );
+
+ if ( PSA_ALG_IS_TLS12_PSK_TO_MS( alg ) )
+ {
+ PSA_ASSERT( psa_get_key_attributes( keys[i], &attributes ) );
+ TEST_ASSERT( PSA_BITS_TO_BYTES( psa_get_key_bits( &attributes ) ) <=
+ PSA_TLS12_PSK_TO_MS_PSK_MAX_SIZE );
+ }
+
PSA_ASSERT( psa_key_derivation_input_key(
&operation, steps[i], keys[i] ) );
break;
@@ -4295,6 +4443,7 @@
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
unsigned char *output = NULL;
size_t output_length = ~0;
+ size_t key_bits;
ASSERT_ALLOC( output, expected_output->len );
PSA_ASSERT( psa_crypto_init( ) );
@@ -4306,12 +4455,19 @@
our_key_data->x, our_key_data->len,
&our_key ) );
+ PSA_ASSERT( psa_get_key_attributes( our_key, &attributes ) );
+ key_bits = psa_get_key_bits( &attributes );
+
PSA_ASSERT( psa_raw_key_agreement( alg, our_key,
peer_key_data->x, peer_key_data->len,
output, expected_output->len,
&output_length ) );
ASSERT_COMPARE( output, output_length,
expected_output->x, expected_output->len );
+ TEST_ASSERT( output_length <=
+ PSA_RAW_KEY_AGREEMENT_OUTPUT_SIZE( our_key_type, key_bits ) );
+ TEST_ASSERT( output_length <=
+ PSA_RAW_KEY_AGREEMENT_OUTPUT_MAX_SIZE );
exit:
mbedtls_free( output );