/*
* Copyright ( C ) 2017 The Android Open Source Project
*
* Licensed under the Apache License , Version 2 . 0 ( the " License " ) ;
* you may not use this file except in compliance with the License .
* You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
#pragma once
#include <atomic>
#include <functional>
#include <mutex>
#include <stdint.h>
#include <unordered_map>
class NetlinkMessage;
class Netlink {
public :
using ReplyHandler = std::function<void (const NetlinkMessage&)>;
using StopHandler = std::function<void ()>;
Netlink();
~Netlink();
bool init();
void stop(StopHandler stopHandler);
bool eventLoop();
uint32_t getSequenceNumber();
bool sendMessage(const NetlinkMessage& message, ReplyHandler handler);
private :
Netlink(const Netlink&) = delete ;
Netlink& operator =(const Netlink&) = delete ;
bool readNetlinkMessage(int fd);
bool readControlMessage();
void notifyHandler(const char * data, size_t size);
std::atomic<uint32_t> mNextSequenceNumber;
int mSocket;
int mControlPipe[2 ];
// Map sequence number to reply handler
std::unordered_map<uint32_t, ReplyHandler> mHandlers;
std::mutex mHandlersMutex;
std::mutex mStopHandlerMutex;
StopHandler mStopHandler;
};
Messung V0.5 in Prozent C=87 H=91 G=88
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(vorverarbeitet am 2026-06-27)
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