Removed re-encryption instead reuses encryptTestData

examples/provider/CryptoBenchmark.java

@@ -33,12 +33,10 @@ private static void runBenchmark(String algorithm, String mode) throws Exception
         /* IV/Nonce generation variables */
         byte[] ivBytes;
         /* Using specific type instead of Object */
-        AlgorithmParameterSpec params;
+        AlgorithmParameterSpec params;         
         /* Test data variables */
         byte[] encryptTestData;
-        byte[] decryptTestData;
         byte[] encryptedData;
-        byte[] encrypted;
         double encryptDataSizeMiB;
         double decryptDataSizeMiB;
 
@@ -71,33 +69,29 @@ private static void runBenchmark(String algorithm, String mode) throws Exception
 
         /* Generate test data filled with zeros */
         encryptTestData = generateTestData(ENCRYPT_SIZE);
-        decryptTestData = encryptTestData; /* Reuse the same data for decryption test */
 
         /* Initialize cipher */
         cipher = Cipher.getInstance(algorithm);
 
         /* Warm up phase */
         for (int i = 0; i < WARMUP_ITERATIONS; i++) {
             cipher.init(Cipher.ENCRYPT_MODE, key, params);
-            encrypted = cipher.doFinal(encryptTestData);
+            encryptedData = cipher.doFinal(encryptTestData);
 
             cipher.init(Cipher.DECRYPT_MODE, key, params);
-            cipher.doFinal(encrypted);
+            cipher.doFinal(encryptedData);
         }
 
         /* Benchmark encryption */
         startTime = System.nanoTime();
         for (int i = 0; i < TEST_ITERATIONS; i++) {
             cipher.init(Cipher.ENCRYPT_MODE, key, params);
-            cipher.doFinal(encryptTestData);
+            encryptedData = cipher.doFinal(encryptTestData);
         }
         endTime = System.nanoTime();
         encryptTime = (endTime - startTime) / TEST_ITERATIONS;
 
         /* Benchmark decryption */
-        cipher.init(Cipher.ENCRYPT_MODE, key, params);
-        encryptedData = cipher.doFinal(decryptTestData);
-
         startTime = System.nanoTime();
         for (int i = 0; i < TEST_ITERATIONS; i++) {
             cipher.init(Cipher.DECRYPT_MODE, key, params);