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59 lines
1.8 KiB
59 lines
1.8 KiB
/*
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* Copyright 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* tun_interface.h - creates tun or tap interfaces for testing purposes
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*/
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#ifndef _SYSTEM_NETD_TESTS_TUN_INTERACE_H
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#define _SYSTEM_NETD_TESTS_TUN_INTERACE_H
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namespace android {
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namespace net {
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class TunInterface {
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public:
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TunInterface() = default;
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~TunInterface() { destroy(); }
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// Creates a tun or tap interface. Returns 0 on success or -errno on failure. Must succeed
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// before it is legal to call any of the other methods in this class.
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int init(const std::string& ifName, bool isTap);
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// Convenience overloads.
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int init() { return init("", false); }
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int init(const std::string& ifName) { return init(ifName, false); }
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int init(bool isTap) { return init("", isTap); }
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void destroy();
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const std::string& name() const { return mIfName; }
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int ifindex() const { return mIfIndex; }
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const in6_addr& srcAddr() const { return mSrcAddr; }
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const in6_addr& dstAddr() const { return mDstAddr; }
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int addAddress(const std::string& addr, int prefixlen);
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int getFdForTesting() const { return mFd; }
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private:
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int mFd = -1;
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std::string mIfName;
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int mIfIndex;
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in6_addr mSrcAddr, mDstAddr;
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};
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} // namespace net
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} // namespace android
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#endif
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