source: vscpl/src/hu/varadiistvan/scpl/io/_win32/StreamBuffer.h@ 30:f043778c833a

Last change on this file since 30:f043778c833a was 9:84f0dcb053b4, checked in by István Váradi <ivaradi@…>, 12 years ago

Imported the Win32-specific I/O code

File size: 3.5 KB
Line 
1// Copyright (c) 2013 by István Váradi
2
3// This file is part of VSCPL, a simple cross-platform utility library
4
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions are met:
7
8// 1. Redistributions of source code must retain the above copyright notice, this
9// list of conditions and the following disclaimer.
10// 2. Redistributions in binary form must reproduce the above copyright notice,
11// this list of conditions and the following disclaimer in the documentation
12// and/or other materials provided with the distribution.
13
14// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
15// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
18// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
23// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24
25// The views and conclusions contained in the software and documentation are those
26// of the authors and should not be interpreted as representing official policies,
27// either expressed or implied, of the FreeBSD Project.
28
29#ifndef HU_VARADIISTVAN_SCPL_IO_WIN32_STREAMBUFFER_H
30#define HU_VARADIISTVAN_SCPL_IO_WIN32_STREAMBUFFER_H
31//------------------------------------------------------------------------------
32
33#include "../Buffer.h"
34#include "Completer.h"
35
36#include "BufferedStream.h"
37
38//------------------------------------------------------------------------------
39
40namespace hu { namespace varadiistvan { namespace scpl { namespace io {
41
42//------------------------------------------------------------------------------
43
44/**
45 * Base class for stream reading and writing buffers.
46 */
47class StreamBuffer : public Buffer, public Completer
48{
49protected:
50 /**
51 * Construct the stream buffer with the given capacity and for the
52 * given stream.
53 */
54 StreamBuffer(size_t capacity, BufferedStream* stream);
55
56 /**
57 * Get the stream.
58 *
59 * This just casts the overlappable of the Completer part knowing
60 * that it must be a BufferedStream
61 */
62 BufferedStream& getStream() const;
63};
64
65//------------------------------------------------------------------------------
66// Inline definitions
67//------------------------------------------------------------------------------
68
69inline StreamBuffer::StreamBuffer(size_t capacity, BufferedStream* stream) :
70 Buffer(capacity),
71 Completer(stream)
72{
73}
74
75//------------------------------------------------------------------------------
76
77inline BufferedStream& StreamBuffer::getStream() const
78{
79 return static_cast<BufferedStream&>(overlappable);
80}
81
82//------------------------------------------------------------------------------
83
84} /* namespace hu::varadiistvan::scpl::io */ } /* namespace hu::varadiistvan::scpl */ } /* namespace hu::varadiistvan */ } /* namespace hu */
85
86//------------------------------------------------------------------------------
87#endif // HU_VARADIISTVAN_SCPL_IO_WIN32_STREAMBUFFER_H
88
89// Local Variables:
90// mode: C++
91// c-basic-offset: 4
92// indent-tabs-mode: nil
93// End:
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