1/*
2 * Copyright 2017 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 * tun_interface.h - creates tun interfaces for testing purposes
17 */
18
19#ifndef _SYSTEM_NETD_TESTS_TUN_INTERACE_H
20#define _SYSTEM_NETD_TESTS_TUN_INTERACE_H
21
22namespace android {
23namespace net {
24
25class TunInterface {
26public:
27    TunInterface() = default;
28    ~TunInterface() { destroy(); }
29
30    // Creates a tun interface. Returns 0 on success or -errno on failure. Must succeed before it is
31    // legal to call any of the other methods in this class.
32    int init();
33    void destroy();
34
35    const std::string& name() const { return mIfName; }
36    const in6_addr& srcAddr() const { return mSrcAddr; }
37    const in6_addr& dstAddr() const { return mDstAddr; }
38
39private:
40    int mFd = -1;
41    std::string mIfName;
42    in6_addr mSrcAddr, mDstAddr;
43};
44
45}  // namespace net
46}  // namespace android
47
48#endif
49