feature/protocomm: Added the protocomm component from idf.

components/protocomm/include/security/protocomm_security0.h

@@ -0,0 +1,33 @@
+// Copyright 2018 Espressif Systems (Shanghai) PTE LTD
+//
+// 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.
+
+#pragma once
+
+#include <protocomm_security.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   Protocomm security version 0 implementation
+ *
+ * This is a simple implementation to be used when no
+ * security is required for the protocomm instance
+ */
+extern const protocomm_security_t protocomm_security0;
+
+#ifdef __cplusplus
+}
+#endif