File indexing completed on 2024-05-05 17:50:03

0001 /*
0002    Copyright (C) 2013 Andreas Hartmetz <ahartmetz@gmail.com>
0003 
0004    This library is free software; you can redistribute it and/or
0005    modify it under the terms of the GNU Library General Public
0006    License as published by the Free Software Foundation; either
0007    version 2 of the License, or (at your option) any later version.
0008 
0009    This library is distributed in the hope that it will be useful,
0010    but WITHOUT ANY WARRANTY; without even the implied warranty of
0011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0012    Library General Public License for more details.
0013 
0014    You should have received a copy of the GNU Library General Public License
0015    along with this library; see the file COPYING.LGPL.  If not, write to
0016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0017    Boston, MA 02110-1301, USA.
0018 
0019    Alternatively, this file is available under the Mozilla Public License
0020    Version 1.1.  You may obtain a copy of the License at
0021    http://www.mozilla.org/MPL/
0022 */
0023 
0024 #ifndef EPOLLEVENTPOLLER_H
0025 #define EPOLLEVENTPOLLER_H
0026 
0027 #include "ieventpoller.h"
0028 
0029 #include <map>
0030 
0031 class EpollEventPoller : public IEventPoller
0032 {
0033 public:
0034     EpollEventPoller(EventDispatcher *dispatcher);
0035     ~EpollEventPoller() override;
0036     IEventPoller::InterruptAction poll(int timeout) override;
0037     void interrupt(IEventPoller::InterruptAction) override;
0038 
0039     // reimplemented from IEventPoller
0040     void addFileDescriptor(FileDescriptor fd, uint32 ioRw) override;
0041     void removeFileDescriptor(FileDescriptor fd) override;
0042     void setReadWriteInterest(FileDescriptor fd, uint32 ioRw) override;
0043 
0044 private:
0045     void notifyRead(int fd);
0046 
0047     int m_interruptPipe[2];
0048     FileDescriptor m_epollFd;
0049 };
0050 
0051 #endif // EPOLLEVENTPOLLER_H