69 lines
2.8 KiB
C++
69 lines
2.8 KiB
C++
/*
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* Copyright (c) 2008-2011 Juli Mallett. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <fcntl.h>
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#include <event/event_system.h>
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#include <io/stream_handle.h>
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////////////////////////////////////////////////////////////////////////////////
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// //
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// File: stream_handle.cc //
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// Description: basic operations on stream objects //
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// Project: WANProxy XTech //
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// Adapted by: Andreu Vidal Bramfeld-Software //
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// Last modified: 2015-04-01 //
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// //
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////////////////////////////////////////////////////////////////////////////////
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StreamHandle::StreamHandle (int fd) : log_("/file/descriptor"), fd_(fd)
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{
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int flags = ::fcntl (fd_, F_GETFL, 0);
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if (flags == -1)
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ERROR(log_) << "Could not get flags for file descriptor.";
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else
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{
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flags = ::fcntl (fd_, F_SETFL, flags | O_NONBLOCK);
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if (flags == -1)
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ERROR(log_) << "Could not set flags for file descriptor, some operations may block.";
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}
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}
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Action* StreamHandle::read (EventCallback* cb)
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{
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return event_system.track (fd_, StreamModeRead, cb);
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}
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Action* StreamHandle::write (Buffer& buf, EventCallback* cb)
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{
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if (cb)
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cb->param ().buffer_ = buf;
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return event_system.track (fd_, StreamModeWrite, cb);
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}
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Action* StreamHandle::close (EventCallback* cb)
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{
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return event_system.track (fd_, StreamModeEnd, cb);
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}
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