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1/*
2Open Asset Import Library (assimp)
3----------------------------------------------------------------------
4
5Copyright (c) 2006-2017, assimp team
6
7All rights reserved.
8
9Redistribution and use of this software in source and binary forms,
10with or without modification, are permitted provided that the
11following conditions are met:
12
13* Redistributions of source code must retain the above
14 copyright notice, this list of conditions and the
15 following disclaimer.
16
17* Redistributions in binary form must reproduce the above
18 copyright notice, this list of conditions and the
19 following disclaimer in the documentation and/or other
20 materials provided with the distribution.
21
22* Neither the name of the assimp team, nor the names of its
23 contributors may be used to endorse or promote products
24 derived from this software without specific prior
25 written permission of the assimp team.
26
27THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38
39----------------------------------------------------------------------
40*/
41#ifndef AI_Q3BSP_ZIPARCHIVE_H_INC
42#define AI_Q3BSP_ZIPARCHIVE_H_INC
43
44#include <contrib/unzip/unzip.h>
45#include <assimp/IOStream.hpp>
46#include <assimp/IOSystem.hpp>
47#include <vector>
48#include <map>
49#include <cassert>
50
51namespace Assimp {
52namespace Q3BSP {
53
54// ------------------------------------------------------------------------------------------------
55/// \class IOSystem2Unzip
56/// \ingroup Assimp::Q3BSP
57///
58/// \brief
59// ------------------------------------------------------------------------------------------------
60class IOSystem2Unzip {
61public:
62 static voidpf open(voidpf opaque, const char* filename, int mode);
63 static uLong read(voidpf opaque, voidpf stream, void* buf, uLong size);
64 static uLong write(voidpf opaque, voidpf stream, const void* buf, uLong size);
65 static long tell(voidpf opaque, voidpf stream);
66 static long seek(voidpf opaque, voidpf stream, uLong offset, int origin);
67 static int close(voidpf opaque, voidpf stream);
68 static int testerror(voidpf opaque, voidpf stream);
69 static zlib_filefunc_def get(IOSystem* pIOHandler);
70};
71
72// ------------------------------------------------------------------------------------------------
73/// \class ZipFile
74/// \ingroup Assimp::Q3BSP
75///
76/// \brief
77// ------------------------------------------------------------------------------------------------
78class ZipFile : public IOStream {
79 friend class Q3BSPZipArchive;
80
81public:
82 explicit ZipFile(size_t size);
83 ~ZipFile();
84 size_t Read(void* pvBuffer, size_t pSize, size_t pCount );
85 size_t Write(const void* /*pvBuffer*/, size_t /*pSize*/, size_t /*pCount*/);
86 size_t FileSize() const;
87 aiReturn Seek(size_t /*pOffset*/, aiOrigin /*pOrigin*/);
88 size_t Tell() const;
89 void Flush();
90
91private:
92 void* m_Buffer;
93 size_t m_Size;
94};
95
96// ------------------------------------------------------------------------------------------------
97/// \class Q3BSPZipArchive
98/// \ingroup Assimp::Q3BSP
99///
100/// \brief IMplements a zip archive like the WinZip archives. Will be also used to import data
101/// from a P3K archive ( Quake level format ).
102// ------------------------------------------------------------------------------------------------
103class Q3BSPZipArchive : public Assimp::IOSystem {
104public:
105 static const unsigned int FileNameSize = 256;
106
107public:
108 Q3BSPZipArchive(IOSystem* pIOHandler, const std::string & rFile);
109 ~Q3BSPZipArchive();
110 bool Exists(const char* pFile) const;
111 char getOsSeparator() const;
112 IOStream* Open(const char* pFile, const char* pMode = "rb");
113 void Close(IOStream* pFile);
114 bool isOpen() const;
115 void getFileList(std::vector<std::string> &rFileList);
116
117private:
118 bool mapArchive();
119
120private:
121 unzFile m_ZipFileHandle;
122 std::map<std::string, ZipFile*> m_ArchiveMap;
123};
124
125// ------------------------------------------------------------------------------------------------
126
127} // Namespace Q3BSP
128} // Namespace Assimp
129
130#endif // AI_Q3BSP_ZIPARCHIVE_H_INC
131

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