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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include "crypto/s2n_stream_cipher_null.c"
#include "api/s2n.h"
#include "s2n_test.h"
int main(int argc, char **argv)
{
BEGIN_TEST();
EXPECT_SUCCESS(s2n_disable_tls13_in_test());
/* Test that in and out being the same size succeeds */
{
uint8_t array[9] = { 0 };
struct s2n_blob in = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&in, array, 9));
struct s2n_blob out = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&out, array, 9));
EXPECT_SUCCESS(s2n_stream_cipher_null_endecrypt(NULL, &in, &out));
};
/* Test that in size > out size fails */
{
uint8_t array[9] = { 0 };
struct s2n_blob in = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&in, array, 9));
struct s2n_blob out = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&out, array, 8));
EXPECT_FAILURE(s2n_stream_cipher_null_endecrypt(NULL, &in, &out));
};
/* Test that in is copied to out when they are different */
{
uint8_t in_array[9] = { 0, 1, 2, 3, 4, 5, 6, 7, 8 };
uint8_t out_array[9] = { 0 };
struct s2n_blob in = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&in, in_array, 9));
struct s2n_blob out = { 0 };
EXPECT_SUCCESS(s2n_blob_init(&out, out_array, 9));
EXPECT_BYTEARRAY_NOT_EQUAL(in_array, out_array, out.size);
EXPECT_SUCCESS(s2n_stream_cipher_null_endecrypt(NULL, &in, &out));
EXPECT_BYTEARRAY_EQUAL(in_array, out_array, out.size);
};
END_TEST();
}
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