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57 lines
1.7 KiB
57 lines
1.7 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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#pragma once
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#include "result.h"
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#include <linux/if_ether.h>
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#include <netinet/in.h>
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#include <string>
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// A class representing a network interface. The class provides useful
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// functionality to configure and query the network interface.
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class Interface {
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public:
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Interface();
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~Interface();
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Result init(const char* interfaceName);
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// Returns the interface index indicated by the system
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unsigned int getIndex() const { return mIndex; }
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// Get the MAC address of the interface
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const uint8_t (&getMacAddress() const)[ETH_ALEN] { return mMacAddress; }
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// Get the name of the interface
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const std::string& getName() const { return mInterfaceName; }
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Result bringUp();
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Result bringDown();
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Result setMtu(uint16_t mtu);
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Result setAddress(in_addr_t address, in_addr_t subnetMask);
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private:
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struct ifreq createRequest() const;
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Result populateIndex();
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Result populateMacAddress();
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Result setInterfaceUp(bool shouldBeUp);
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std::string mInterfaceName;
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int mSocketFd;
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unsigned int mIndex;
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uint8_t mMacAddress[ETH_ALEN];
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};
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