1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
// distribution boxbackup-0.11rc2 (svn version: 2072)
//
// Copyright (c) 2003 - 2008
// Ben Summers and contributors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. All use of this software and associated advertising materials must
// display the following acknowledgment:
// This product includes software developed by Ben Summers.
// 4. The names of the Authors may not be used to endorse or promote
// products derived from this software without specific prior written
// permission.
//
// [Where legally impermissible the Authors do not disclaim liability for
// direct physical injury or death caused solely by defects in the software
// unless it is modified by a third party.]
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//
//
// --------------------------------------------------------------------------
//
// File
// Name: CollectInBufferStream.h
// Purpose: Collect data in a buffer, and then read it out.
// Created: 2003/08/26
//
// --------------------------------------------------------------------------
#ifndef COLLECTINBUFFERSTREAM__H
#define COLLECTINBUFFERSTREAM__H
#include "IOStream.h"
#include "Guards.h"
// --------------------------------------------------------------------------
//
// Class
// Name: CollectInBufferStream
// Purpose: Collect data in a buffer, and then read it out.
// Created: 2003/08/26
//
// --------------------------------------------------------------------------
class CollectInBufferStream : public IOStream
{
public:
CollectInBufferStream();
~CollectInBufferStream();
private:
// No copying
CollectInBufferStream(const CollectInBufferStream &);
CollectInBufferStream(const IOStream &);
public:
virtual int Read(void *pBuffer, int NBytes, int Timeout = IOStream::TimeOutInfinite);
virtual pos_type BytesLeftToRead();
virtual void Write(const void *pBuffer, int NBytes);
virtual pos_type GetPosition() const;
virtual void Seek(pos_type Offset, int SeekType);
virtual bool StreamDataLeft();
virtual bool StreamClosed();
void SetForReading();
void Reset();
void *GetBuffer() const;
int GetSize() const;
bool IsSetForReading() const {return !mInWritePhase;}
private:
MemoryBlockGuard<char*> mBuffer;
int mBufferSize;
int mBytesInBuffer;
int mReadPosition;
bool mInWritePhase;
};
#endif // COLLECTINBUFFERSTREAM__H
|
