1//
2// Copyright (C) 2016 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 UPDATE_ENGINE_NETWORK_SELECTOR_INTERFACE_H_
18#define UPDATE_ENGINE_NETWORK_SELECTOR_INTERFACE_H_
19
20#include <cstdint>
21
22namespace chromeos_update_engine {
23
24typedef uint64_t NetworkId;
25
26// A constant value used to indicate the default network id. Defined in the
27// network_selector_*.cc file.
28extern const NetworkId kDefaultNetworkId;
29
30// A class that handles the network used for the connections performed from this
31// process in a platform-specific way.
32
33class NetworkSelectorInterface {
34 public:
35
36  virtual ~NetworkSelectorInterface() = default;
37
38  // Set the current process network. All sockets created in the future will be
39  // bound to this particular network. Call this with the special value
40  // kNetworkId to use the default network.
41  virtual bool SetProcessNetwork(NetworkId network_id) = 0;
42
43 protected:
44  NetworkSelectorInterface() = default;
45};
46
47}  // namespace chromeos_update_engine
48
49#endif  // UPDATE_ENGINE_NETWORK_SELECTOR_INTERFACE_H_
50