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 22 namespace android { 23 namespace net { 24 25 class TunInterface { 26 public: 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 int ifindex() const { return mIfIndex; } 37 const in6_addr& srcAddr() const { return mSrcAddr; } 38 const in6_addr& dstAddr() const { return mDstAddr; } 39 40 private: 41 int mFd = -1; 42 std::string mIfName; 43 int mIfIndex; 44 in6_addr mSrcAddr, mDstAddr; 45 }; 46 47 } // namespace net 48 } // namespace android 49 50 #endif 51
