First release of open-appsec source code

components/include/generic_rulebase/generic_rulebase_utils.h

@@ -0,0 +1,39 @@
+// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
+
+// Licensed under the Apache License, Version 2.0 (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.
+
+#ifndef __GENERIC_RULEBASE_UTILS_H__
+#define __GENERIC_RULEBASE_UTILS_H__
+
+#include <string>
+
+#include "debug.h"
+#include "cereal/archives/json.hpp"
+
+USE_DEBUG_FLAG(D_RULEBASE_CONFIG);
+
+template <typename T>
+void
+parseJSONKey(const std::string &key_name, T &value, cereal::JSONInputArchive &archive_in)
+{
+    try {
+        archive_in(cereal::make_nvp(key_name, value));
+    } catch (const cereal::Exception &e) {
+        dbgDebug(D_RULEBASE_CONFIG)
+            << "Could not parse the required key. Key: "
+            << key_name
+            << ", Error: "
+            << e.what();
+    }
+}
+
+#endif //__GENERIC_RULEBASE_UTILS_H__