First release of open-appsec source code

components/security_apps/waap/waap_clib/CidrMatch.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.
+
+#pragma once
+#include <string>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <errno.h>
+
+namespace Waap {
+namespace Util {
+
+struct CIDRData {
+    std::string cidrString;
+    struct in_addr ipCIDRV4;
+    struct in6_addr ipCIDRV6;
+    uint8_t networkBits;
+    bool isIPV6;
+    bool operator==(const CIDRData &other) const;
+};
+
+bool isCIDR(const std::string& strCIDR, CIDRData& cidr);
+bool cidrMatch(const std::string& sourceip, const CIDRData& cidr);
+bool cidrMatch(const std::string &sourceip, const std::string &target);
+
+}
+}