1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef _IDLETIMER_CONTROLLER_H 17 #define _IDLETIMER_CONTROLLER_H 18 19 #include <stdint.h> 20 21 #include "NetdConstants.h" 22 23 class IdletimerController { 24 public: 25 26 IdletimerController(); 27 virtual ~IdletimerController(); 28 29 int addInterfaceIdletimer(const char *iface, uint32_t timeout, 30 const char *classLabel); 31 int removeInterfaceIdletimer(const char *iface, uint32_t timeout, 32 const char *classLabel); 33 bool setupIptablesHooks(); 34 35 static const char* LOCAL_RAW_PREROUTING; 36 static const char* LOCAL_MANGLE_POSTROUTING; 37 std::mutex lock; 38 39 private: 40 enum IptOp { IptOpAdd, IptOpDelete }; 41 int runIpxtablesCmd(int argc, const char **cmd); 42 int modifyInterfaceIdletimer(IptOp op, const char *iface, uint32_t timeout, 43 const char *classLabel); 44 45 friend class IdletimerControllerTest; 46 static int (*execIptablesRestore)(IptablesTarget, const std::string&); 47 }; 48 49 #endif 50