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e16249b672
* define MxLong/MxULong The "long" type has different sizes on different platforms, and this may cause issues. * use DWORD to match RegQueryValueExA arg
60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
#ifndef MXDSFILE_H
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#define MXDSFILE_H
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#include "mxdssource.h"
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#include "mxioinfo.h"
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#include "mxstring.h"
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// VTABLE 0x100dc890
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class MxDSFile : public MxDSSource
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{
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public:
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__declspec(dllexport) MxDSFile(const char *filename, MxULong skipReadingChunks);
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__declspec(dllexport) virtual ~MxDSFile(); // vtable+0x0
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// OFFSET: LEGO1 0x100c0120
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inline virtual const char *ClassName() const override // vtable+0x0c
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{
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// 0x10102594
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return "MxDSFile";
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}
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// OFFSET: LEGO1 0x100c0130
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inline virtual MxBool IsA(const char *name) const override // vtable+0x10
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{
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return !strcmp(name, MxDSFile::ClassName()) || MxDSSource::IsA(name);
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}
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__declspec(dllexport) virtual MxLong Open(MxULong); // vtable+0x14
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__declspec(dllexport) virtual MxLong Close(); // vtable+0x18
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__declspec(dllexport) virtual MxLong Read(unsigned char *,MxULong); // vtable+0x20
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__declspec(dllexport) virtual MxLong Seek(MxLong,int); // vtable+0x24
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__declspec(dllexport) virtual MxULong GetBufferSize(); // vtable+0x28
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__declspec(dllexport) virtual MxULong GetStreamBuffersNum(); // vtable+0x2c
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private:
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MxLong ReadChunks();
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struct ChunkHeader {
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ChunkHeader()
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: majorVersion(0)
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, minorVersion(0)
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, bufferSize(0)
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, streamBuffersNum(0)
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{}
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unsigned short majorVersion;
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unsigned short minorVersion;
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MxULong bufferSize;
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short streamBuffersNum;
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short reserved;
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};
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MxString m_filename;
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MXIOINFO m_io;
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ChunkHeader m_header;
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// If false, read chunks immediately on open, otherwise
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// skip reading chunks until ReadChunks is explicitly called.
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MxULong m_skipReadingChunks;
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};
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#endif // MXDSFILE_H
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