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 17 #ifndef _INTERFACE_CONTROLLER_H 18 #define _INTERFACE_CONTROLLER_H 19 20 #include <string> 21 22 class InterfaceController { 23 public: 24 static void initializeAll(); 25 26 static int setEnableIPv6(const char *interface, const int on); 27 static int setAcceptIPv6Ra(const char *interface, const int on); 28 static int setAcceptIPv6Dad(const char *interface, const int on); 29 static int setIPv6DadTransmits(const char *interface, const char *value); 30 static int setIPv6PrivacyExtensions(const char *interface, const int on); 31 static int setIPv6NdOffload(char* interface, const int on); 32 static int setMtu(const char *interface, const char *mtu); 33 static int addAddress(const char *interface, const char *addrString, int prefixLength); 34 static int delAddress(const char *interface, const char *addrString, int prefixLength); 35 36 // Read and write values in files of the form: 37 // /proc/sys/net/<family>/<which>/<interface>/<parameter> 38 static int getParameter( 39 const char *family, const char *which, const char *interface, const char *parameter, 40 std::string *value); 41 static int setParameter( 42 const char *family, const char *which, const char *interface, const char *parameter, 43 const char *value); 44 45 private: 46 static void setAcceptRA(const char* value); 47 static void setAcceptRARouteTable(int tableOrOffset); 48 static void setBaseReachableTimeMs(unsigned int millis); 49 static void setIPv6OptimisticMode(const char *value); 50 51 InterfaceController() = delete; 52 ~InterfaceController() = delete; 53 }; 54 55 #endif 56