45 lines
985 B
C++
45 lines
985 B
C++
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#ifndef _RAR_VM_
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#define _RAR_VM_
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#define VM_MEMSIZE 0x40000
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#define VM_MEMMASK (VM_MEMSIZE-1)
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enum VM_StandardFilters {
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VMSF_NONE, VMSF_E8, VMSF_E8E9, VMSF_ITANIUM, VMSF_RGB, VMSF_AUDIO,
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VMSF_DELTA
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};
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struct VM_PreparedProgram
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{
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VM_PreparedProgram()
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{
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FilteredDataSize=0;
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Type=VMSF_NONE;
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}
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VM_StandardFilters Type;
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uint InitR[7];
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byte *FilteredData;
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uint FilteredDataSize;
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};
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class RarVM
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{
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private:
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bool ExecuteStandardFilter(VM_StandardFilters FilterType);
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uint FilterItanium_GetBits(byte *Data,uint BitPos,uint BitCount);
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void FilterItanium_SetBits(byte *Data,uint BitField,uint BitPos,uint BitCount);
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byte *Mem;
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uint R[8];
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public:
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RarVM();
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~RarVM();
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void Init();
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void Prepare(byte *Code,uint CodeSize,VM_PreparedProgram *Prg);
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void Execute(VM_PreparedProgram *Prg);
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void SetMemory(size_t Pos,byte *Data,size_t DataSize);
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static uint ReadData(BitInput &Inp);
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};
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#endif
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