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https://github.com/isledecomp/isle-portable.git
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76 lines
2.1 KiB
C++
76 lines
2.1 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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#include "mxtypes.h"
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#include <windows.h>
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// VTABLE: LEGO1 0x100dc890
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// SIZE 0x7c
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class MxDSFile : public MxDSSource {
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public:
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MxDSFile(const char* p_filename, MxULong p_skipReadingChunks);
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#ifdef ISLE_APP
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~MxDSFile() override { Close(); }
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#else
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// We have to explicitly use dllexport, otherwise this function cannot be exported,
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// since it is inlined everywhere in LEGO1.DLL
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// FUNCTION: LEGO1 0x100bfed0
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__declspec(dllexport) ~MxDSFile() override { Close(); }
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#endif
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// FUNCTION: LEGO1 0x100c0120
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inline const char* ClassName() const override // vtable+0x0c
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{
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// STRING: LEGO1 0x10102594
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return "MxDSFile";
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}
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// FUNCTION: LEGO1 0x100c0130
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inline MxBool IsA(const char* p_name) const override // vtable+0x10
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{
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return !strcmp(p_name, MxDSFile::ClassName()) || MxDSSource::IsA(p_name);
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}
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MxLong Open(MxULong) override; // vtable+0x14
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MxLong Close() override; // vtable+0x18
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MxResult Read(unsigned char*, MxULong) override; // vtable+0x20
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MxLong Seek(MxLong, int) override; // vtable+0x24
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MxULong GetBufferSize() override; // vtable+0x28
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MxULong GetStreamBuffersNum() override; // vtable+0x2c
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inline void SetFileName(const char* p_filename) { m_filename = p_filename; }
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inline MxS32 CalcFileSize() { return GetFileSize(m_io.m_info.hmmio, NULL); }
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// SYNTHETIC: LEGO1 0x100c01e0
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// MxDSFile::`scalar deleting destructor'
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// SIZE 0x0c
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struct ChunkHeader {
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ChunkHeader() : m_majorVersion(0), m_minorVersion(0), m_bufferSize(0), m_streamBuffersNum(0) {}
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MxU16 m_majorVersion; // 0x00
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MxU16 m_minorVersion; // 0x02
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MxULong m_bufferSize; // 0x04
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MxS16 m_streamBuffersNum; // 0x08
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MxS16 m_reserved; // 0x0a
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};
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private:
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MxLong ReadChunks();
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MxString m_filename; // 0x14
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MXIOINFO m_io; // 0x24
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ChunkHeader m_header; // 0x6c
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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; // 0x78
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};
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#endif // MXDSFILE_H
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