isle/LEGO1/omni/include/mxdsfile.h
2024-09-01 17:08:53 -07:00

83 lines
2.3 KiB
C++

#ifndef MXDSFILE_H
#define MXDSFILE_H
#include "mxdssource.h"
#include "mxio.h"
#include "mxstring.h"
#include "mxtypes.h"
#include <windows.h>
// VTABLE: LEGO1 0x100dc890
// VTABLE: BETA10 0x101c2418
// SIZE 0x7c
class MxDSFile : public MxDSSource {
public:
MxDSFile(const char* p_filename, MxULong p_skipReadingChunks);
#ifdef ISLE_APP
~MxDSFile() override { Close(); }
#else
// We have to explicitly use dllexport, otherwise this function cannot be exported,
// since it is inlined everywhere in LEGO1.DLL
// FUNCTION: LEGO1 0x100bfed0
// FUNCTION: BETA10 0x10148ac0
__declspec(dllexport) ~MxDSFile() override { Close(); }
#endif
// FUNCTION: LEGO1 0x100c0120
// FUNCTION: BETA10 0x10148dc0
const char* ClassName() const override // vtable+0x0c
{
// STRING: LEGO1 0x10102594
return "MxDSFile";
}
// FUNCTION: LEGO1 0x100c0130
// FUNCTION: BETA10 0x10148de0
MxBool IsA(const char* p_name) const override // vtable+0x10
{
return !strcmp(p_name, MxDSFile::ClassName()) || MxDSSource::IsA(p_name);
}
MxResult Open(MxULong) override; // vtable+0x14
MxResult Close() override; // vtable+0x18
MxResult Read(unsigned char*, MxULong) override; // vtable+0x20
MxResult Seek(MxLong, int) override; // vtable+0x24
MxULong GetBufferSize() override; // vtable+0x28
MxULong GetStreamBuffersNum() override; // vtable+0x2c
// FUNCTION: BETA10 0x1015e110
void SetFileName(const char* p_filename) { m_filename = p_filename; }
MxS32 CalcFileSize() { return GetFileSize(m_io.m_info.hmmio, NULL); }
// SYNTHETIC: LEGO1 0x100c01e0
// SYNTHETIC: BETA10 0x10148e40
// MxDSFile::`scalar deleting destructor'
// SIZE 0x0c
struct ChunkHeader {
// FUNCTION: BETA10 0x1015e040
ChunkHeader() : m_majorVersion(0), m_minorVersion(0), m_bufferSize(0), m_streamBuffersNum(0) {}
MxS16 m_majorVersion; // 0x00
MxS16 m_minorVersion; // 0x02
MxULong m_bufferSize; // 0x04
MxS16 m_streamBuffersNum; // 0x08
MxS16 m_reserved; // 0x0a
};
private:
MxResult ReadChunks();
MxString m_filename; // 0x14
MXIOINFO m_io; // 0x24
ChunkHeader m_header; // 0x6c
// If false, read chunks immediately on open, otherwise
// skip reading chunks until ReadChunks is explicitly called.
MxULong m_skipReadingChunks; // 0x78
};
#endif // MXDSFILE_H