Merge branch 'development-restricted' into mbedtls-3.1.0rc-pr
diff --git a/library/psa_crypto_cipher.c b/library/psa_crypto_cipher.c
index 09bd28c..ae30e5f 100644
--- a/library/psa_crypto_cipher.c
+++ b/library/psa_crypto_cipher.c
@@ -449,6 +449,8 @@
const uint8_t *key_buffer,
size_t key_buffer_size,
psa_algorithm_t alg,
+ const uint8_t *iv,
+ size_t iv_length,
const uint8_t *input,
size_t input_length,
uint8_t *output,
@@ -457,7 +459,7 @@
{
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
mbedtls_psa_cipher_operation_t operation = MBEDTLS_PSA_CIPHER_OPERATION_INIT;
- size_t olength, accumulated_length;
+ size_t update_output_length, finish_output_length;
status = mbedtls_psa_cipher_encrypt_setup( &operation, attributes,
key_buffer, key_buffer_size,
@@ -465,33 +467,27 @@
if( status != PSA_SUCCESS )
goto exit;
- accumulated_length = 0;
- if( operation.iv_length > 0 )
+ if( iv_length > 0 )
{
- status = mbedtls_psa_cipher_set_iv( &operation,
- output, operation.iv_length );
+ status = mbedtls_psa_cipher_set_iv( &operation, iv, iv_length );
if( status != PSA_SUCCESS )
goto exit;
-
- accumulated_length = operation.iv_length;
}
status = mbedtls_psa_cipher_update( &operation, input, input_length,
- output + operation.iv_length,
- output_size - operation.iv_length,
- &olength );
+ output, output_size,
+ &update_output_length );
if( status != PSA_SUCCESS )
goto exit;
- accumulated_length += olength;
-
- status = mbedtls_psa_cipher_finish( &operation, output + accumulated_length,
- output_size - accumulated_length,
- &olength );
+ status = mbedtls_psa_cipher_finish( &operation,
+ output + update_output_length,
+ output_size - update_output_length,
+ &finish_output_length );
if( status != PSA_SUCCESS )
goto exit;
- *output_length = accumulated_length + olength;
+ *output_length = update_output_length + finish_output_length;
exit:
if( status == PSA_SUCCESS )