1/*
2 * Copyright (C) 2014 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 NETD_SERVER_PHYSICAL_NETWORK_H
18#define NETD_SERVER_PHYSICAL_NETWORK_H
19
20#include "Network.h"
21#include "Permission.h"
22
23class PhysicalNetwork : public Network {
24public:
25    class Delegate {
26    public:
27        virtual ~Delegate();
28
29        virtual int addFallthrough(const std::string& physicalInterface,
30                                   Permission permission) WARN_UNUSED_RESULT = 0;
31        virtual int removeFallthrough(const std::string& physicalInterface,
32                                      Permission permission) WARN_UNUSED_RESULT = 0;
33    };
34
35    PhysicalNetwork(unsigned netId, Delegate* delegate);
36    virtual ~PhysicalNetwork();
37
38    // These refer to permissions that apps must have in order to use this network.
39    Permission getPermission() const;
40    int setPermission(Permission permission) WARN_UNUSED_RESULT;
41
42    int addAsDefault() WARN_UNUSED_RESULT;
43    int removeAsDefault() WARN_UNUSED_RESULT;
44
45private:
46    Type getType() const override;
47    int addInterface(const std::string& interface) override WARN_UNUSED_RESULT;
48    int removeInterface(const std::string& interface) override WARN_UNUSED_RESULT;
49    int destroySocketsLackingPermission(Permission permission);
50
51    Delegate* const mDelegate;
52    Permission mPermission;
53    bool mIsDefault;
54};
55
56#endif  // NETD_SERVER_PHYSICAL_NETWORK_H
57