2 * Copyright (C) 2008 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #ifndef _NAT_CONTROLLER_H
18 #define _NAT_CONTROLLER_H
22 #include "SecondaryTableController.h"
27 NatController(SecondaryTableController *ctrl);
28 virtual ~NatController();
30 int enableNat(const int argc, char **argv);
31 int disableNat(const int argc, char **argv);
32 int setupIptablesHooks();
34 static const char* LOCAL_FORWARD;
35 static const char* LOCAL_NAT_POSTROUTING;
36 static const char* LOCAL_TETHER_COUNTERS_CHAIN;
40 SecondaryTableController *secondaryTableCtrl;
43 int runCmd(int argc, const char **argv);
44 bool checkInterface(const char *iface);
45 int setForwardRules(bool set, const char *intIface, const char *extIface);
46 int setTetherCountingRules(bool add, const char *intIface, const char *extIface);
47 int routesOp(bool add, const char *intIface, const char *extIface, char **argv, int addrCount);