IdletimerController.h revision c54d6728fba734cb9bb30565a110e0ef1d6be2c4 
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
23class IdletimerController {
24public:
25
26    IdletimerController();
27    virtual ~IdletimerController();
28
29    int enableIdletimerControl();
30    int disableIdletimerControl();
31    int addInterfaceIdletimer(const char *iface, uint32_t timeout,
32                              const char *classLabel);
33    int removeInterfaceIdletimer(const char *iface, uint32_t timeout,
34                                 const char *classLabel);
35    bool setupIptablesHooks();
36
37    static const char* LOCAL_RAW_PREROUTING;
38    static const char* LOCAL_MANGLE_POSTROUTING;
39
40 private:
41    enum IptOp { IptOpAdd, IptOpDelete };
42    int setDefaults();
43    int runIpxtablesCmd(int argc, const char **cmd);
44    int modifyInterfaceIdletimer(IptOp op, const char *iface, uint32_t timeout,
45                                 const char *classLabel);
46
47    friend class IdletimerControllerTest;
48    static int (*execIptablesRestore)(IptablesTarget, const std::string&);
49};
50
51#endif
52