1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef INCLUDE_ROUTE_CONTROLLER_H__ 17 #define INCLUDE_ROUTE_CONTROLLER_H__ 18 19 #include <map> 20 #include <netinet/in.h> 21 #include "nmd_network.h" 22 23 namespace OHOS { 24 namespace nmd { 25 typedef struct InetAddr { 26 int family; 27 int bitlen; 28 int prefixlen; 29 uint8_t data[sizeof(struct in6_addr)]; 30 } InetAddr; 31 32 static const int LOCAL_NETWORK_NETID = 99; 33 34 class RouteController { 35 public: 36 RouteController(); 37 ~RouteController(); 38 39 static int AddInterfaceToDefaultNetwork(const char *interface, NetworkPermission permission); 40 static int RemoveInterfaceFromDefaultNetwork(const char *interface, NetworkPermission permission); 41 42 static int AddRoute(int netId, std::string interfaceName, std::string destination, std::string nextHop); 43 static int RemoveRoute(int netId, std::string interfaceName, std::string destination, std::string nextHop); 44 45 static int ReadAddr(const char *addr, InetAddr *res); 46 static int ReadAddrGw(const char *addr, InetAddr *res); 47 48 private: 49 static std::map<std::string, uint32_t> interfaceToTable; 50 static uint32_t GetRouteTableForInterface(const char *interfaceName); 51 static int ModifyRule(uint32_t type, uint32_t table, uint8_t action, uint32_t priority); 52 }; 53 } // namespace nmd 54 } // namespace OHOS 55 #endif // !INCLUDE_ROUTE_CONTROLLER_H__ 56