1 /* 2 * Copyright (C) 2008 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 _SECONDARY_TABLE_CONTROLLER_H 18 #define _SECONDARY_TABLE_CONTROLLER_H 19 20 #include <sysutils/FrameworkListener.h> 21 22 #include <linux/if.h> 23 24 #ifndef IFNAMSIZ 25 #define IFNAMSIZ 16 26 #endif 27 28 static const int INTERFACES_TRACKED = 10; 29 static const int BASE_TABLE_NUMBER = 60; 30 static int MAX_TABLE_NUMBER = BASE_TABLE_NUMBER + INTERFACES_TRACKED; 31 32 class SecondaryTableController { 33 34 public: 35 SecondaryTableController(); 36 virtual ~SecondaryTableController(); 37 38 int addRoute(SocketClient *cli, char *iface, char *dest, int prefixLen, char *gateway); 39 int removeRoute(SocketClient *cli, char *iface, char *dest, int prefixLen, char *gateway); 40 int findTableNumber(const char *iface); 41 int modifyFromRule(int tableIndex, const char *action, const char *addr); 42 int modifyLocalRoute(int tableIndex, const char *action, const char *iface, const char *addr); 43 44 private: 45 int modifyRoute(SocketClient *cli, const char *action, char *iface, char *dest, int prefix, 46 char *gateway, int tableIndex); 47 48 char mInterfaceTable[INTERFACES_TRACKED][IFNAMSIZ + 1]; 49 int mInterfaceRuleCount[INTERFACES_TRACKED]; 50 void modifyRuleCount(int tableIndex, const char *action); 51 int verifyTableIndex(int tableIndex); 52 const char *getVersion(const char *addr); 53 54 int runAndFree(SocketClient *cli, char *cmd); 55 }; 56 57 #endif 58