Merge pull request #9 from andresag01/fix-benchmark-license

Fix benchmark entropy_config and add license

Author: Andres Amaya Garcia

benchmark/mbedtls_entropy_config.h

@@ -1,14 +1,32 @@
-#if !defined(MBEDTLS_ENTROPY_HARDWARE_ALT) && !defined(MBEDTLS_ENTROPY_NV_SEED)
+/*
+ *  Copyright (C) 2006-2016, ARM Limited, All Rights Reserved
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License 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.
+ */
 
-#ifdef MBEDTLS_TEST_NULL_ENTROPY
-#warning "MBED TLS SECURITY FEATURE IS DISABLED. THE TESTS WILL NOT BE SECURE! PLEASE IMPLEMENT HARDWARE ENTROPY FOR YOUR SELECTED HARDWARE."
+#if !defined(MBEDTLS_ENTROPY_HARDWARE_ALT) && !defined(MBEDTLS_ENTROPY_NV_SEED)
 
-#else
-#warning "THIS HARDWARE DOES NOT HAVE ENTROPY. DISABLING MBED TLS SECURITY FEATURE."
+#if !defined(MBEDTLS_TEST_NULL_ENTROPY)
+#warning                                                                \
+    "THIS HARDWARE DOES NOT HAVE ENTROPY. DISABLING MBED TLS SECURITY " \
+    "FEATURE."
 #define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES
 #define MBEDTLS_TEST_NULL_ENTROPY
-#warning "MBED TLS SECURITY FEATURE IS DISABLED. THE TESTS WILL NOT BE SECURE! PLEASE IMPLEMENT HARDWARE ENTROPY FOR YOUR SELECTED HARDWARE."
-#endif // defined(MBEDTLS_TEST_NULL_ENTROPY)
+#endif /* !MBEDTLS_TEST_NULL_ENTROPY */
 
-#endif // !defined(MBEDTLS_ENTROPY_HARDWARE_ALT) && !defined(MBEDTLS_ENTROPY_NV_SEED)
+#warning                                                                    \
+    "MBED TLS SECURITY FEATURE IS DISABLED. THE TESTS WILL NOT BE SECURE! " \
+    "PLEASE IMPLEMENT HARDWARE ENTROPY FOR YOUR SELECTED HARDWARE."
 
+#endif /* !MBEDTLS_ENTROPY_HARDWARE_ALT && !MBEDTLS_ENTROPY_NV_SEED */