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RVNGOLEStream.h
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
2 /* librevenge
3
4 Original source: POLE - Portable C++ library to access OLE Storage
5 Copyright (C) 2002-2005 Ariya Hidayat <ariya@kde.org>
6
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions
9 are met:
10 * Redistributions of source code must retain the above copyright notice,
11 this list of conditions and the following disclaimer.
12 * Redistributions in binary form must reproduce the above copyright notice,
13 this list of conditions and the following disclaimer in the documentation
14 and/or other materials provided with the distribution.
15 * Neither the name of the authors nor the names of its contributors may be
16 used to endorse or promote products derived from this software without
17 specific prior written permission.
18
19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #ifndef RVNGOLESTREAM_H
33 #define RVNGOLESTREAM_H
34
35 #include <string>
36 #include <vector>
37
38 namespace librevenge
39 {
40
41 class RVNGInputStream;
42
43 class IStorage;
44 class Stream;
45 class IStream;
46
47 class Storage
48 {
49 friend class Stream;
50
51 public:
52
53 // for Storage::result()
54 enum Result { Ok, OpenFailed, NotOLE, BadOLE, UnknownError };
55
59 Storage(RVNGInputStream *is);
60
64 ~Storage();
65
69 bool isStructured();
70
74 std::vector<std::string> getSubStreamNamesList();
75
79 Result result();
80
81 private:
82 IStorage *m_io;
83
84 // no copy or assign
85 Storage(const Storage &);
86 Storage &operator=(const Storage &);
87
88 };
89
90 class Stream
91 {
92 friend class Storage;
93 friend class IStorage;
94
95 public:
96
100 Stream(Storage *storage, const std::string &name);
101
105 ~Stream();
106
110 unsigned long size();
111
115 unsigned long read(unsigned char *data, unsigned long maxlen);
116
117 private:
118 IStream *m_io;
119
120 // no copy or assign
121 Stream(const Stream &);
122 Stream &operator=(const Stream &);
123 };
124
125 } // namespace librevenge
126
127 #endif // RVNGOLESTREAM_H
128 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */
librevenge::Storage::result
Result result()
Returns the error code of last operation.
Definition: RVNGOLEStream.cpp:1757
librevenge::Storage::getSubStreamNamesList
std::vector< std::string > getSubStreamNamesList()
Returns the list of substream name.
Definition: RVNGOLEStream.cpp:1767
librevenge::IStream
Definition: RVNGOLEStream.cpp:684
librevenge
Definition: RVNGBinaryData.cpp:38
librevenge::Storage::Stream
friend class Stream
Definition: RVNGOLEStream.h:49
librevenge::IStorage
Definition: RVNGOLEStream.cpp:467
librevenge::Storage
Definition: RVNGOLEStream.h:47
librevenge::Stream::m_io
IStream * m_io
Definition: RVNGOLEStream.h:118
librevenge::Storage::OpenFailed
Definition: RVNGOLEStream.h:54
librevenge::Stream
Definition: RVNGOLEStream.h:90
librevenge::Storage::Result
Result
Definition: RVNGOLEStream.h:54
librevenge::Storage::~Storage
~Storage()
Destroys the storage.
Definition: RVNGOLEStream.cpp:1752
librevenge::Storage::m_io
IStorage * m_io
Definition: RVNGOLEStream.h:82
librevenge::Storage::BadOLE
Definition: RVNGOLEStream.h:54
librevenge::Storage::UnknownError
Definition: RVNGOLEStream.h:54
librevenge::Storage::Ok
Definition: RVNGOLEStream.h:54
librevenge::Storage::operator=
Storage & operator=(const Storage &)
librevenge::Storage::NotOLE
Definition: RVNGOLEStream.h:54
librevenge::Storage::isStructured
bool isStructured()
Checks whether the storage is OLE2 storage.
Definition: RVNGOLEStream.cpp:1762
librevenge::Storage::Storage
Storage(RVNGInputStream *is)
Constructs a storage with data.
Definition: RVNGOLEStream.cpp:1746
librevenge::RVNGInputStream
Definition: RVNGStream.h:33