private void ExecuteCode(VMPreparedProgram Prg)
{
if (Prg.GlobalData.Count > 0)
{
Prg.InitR[6] = (int)this.writtenFileSize;
this.rarVM.SetLowEndianValue(Prg.GlobalData, 0x24, (int)this.writtenFileSize);
this.rarVM.SetLowEndianValue(Prg.GlobalData, 40, (int)Utility.URShift(this.writtenFileSize, 0x20));
this.rarVM.execute(Prg);
}
}
private void ExecuteCode(VMPreparedProgram Prg)
{
if (Prg.GlobalData.Count > 0)
{
// Prg->InitR[6]=int64to32(WrittenFileSize);
Prg.InitR[6] = (int)(writtenFileSize);
// rarVM.SetLowEndianValue((uint
// *)&Prg->GlobalData[0x24],int64to32(WrittenFileSize));
rarVM.SetLowEndianValue(Prg.GlobalData, 0x24, (int)writtenFileSize);
// rarVM.SetLowEndianValue((uint
// *)&Prg->GlobalData[0x28],int64to32(WrittenFileSize>>32));
rarVM.SetLowEndianValue(Prg.GlobalData, 0x28, (int)(Utility.URShift(writtenFileSize, 32)));
rarVM.execute(Prg);
}
}
private void UnpWriteBuf()
{
int WrittenBorder = wrPtr;
int WriteSize = (unpPtr - WrittenBorder) & Compress.MAXWINMASK;
for (int I = 0; I < prgStack.Count; I++)
{
UnpackFilter flt = prgStack[I];
if (flt == null)
{
continue;
}
if (flt.NextWindow)
{
flt.NextWindow = false; // ->NextWindow=false;
continue;
}
int BlockStart = flt.BlockStart; // ->BlockStart;
int BlockLength = flt.BlockLength; // ->BlockLength;
if (((BlockStart - WrittenBorder) & Compress.MAXWINMASK) < WriteSize)
{
if (WrittenBorder != BlockStart)
{
UnpWriteArea(WrittenBorder, BlockStart);
WrittenBorder = BlockStart;
WriteSize = (unpPtr - WrittenBorder) & Compress.MAXWINMASK;
}
if (BlockLength <= WriteSize)
{
int BlockEnd = (BlockStart + BlockLength) & Compress.MAXWINMASK;
if (BlockStart < BlockEnd || BlockEnd == 0)
{
// VM.SetMemory(0,Window+BlockStart,BlockLength);
rarVM.setMemory(0, window, BlockStart, BlockLength);
}
else
{
int FirstPartLength = Compress.MAXWINSIZE - BlockStart;
// VM.SetMemory(0,Window+BlockStart,FirstPartLength);
rarVM.setMemory(0, window, BlockStart, FirstPartLength);
// VM.SetMemory(FirstPartLength,Window,BlockEnd);
rarVM.setMemory(FirstPartLength, window, 0, BlockEnd);
}
VMPreparedProgram ParentPrg = filters[flt.ParentFilter].Program;
VMPreparedProgram Prg = flt.Program;
if (ParentPrg.GlobalData.Count > RarVM.VM_FIXEDGLOBALSIZE)
{
// copy global data from previous script execution if
// any
// Prg->GlobalData.Alloc(ParentPrg->GlobalData.Size());
// memcpy(&Prg->GlobalData[VM_FIXEDGLOBALSIZE],&ParentPrg->GlobalData[VM_FIXEDGLOBALSIZE],ParentPrg->GlobalData.Size()-VM_FIXEDGLOBALSIZE);
Prg.GlobalData.Clear();
for (int i = 0; i < ParentPrg.GlobalData.Count - RarVM.VM_FIXEDGLOBALSIZE; i++)
{
Prg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i] = ParentPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i];
}
}
ExecuteCode(Prg);
if (Prg.GlobalData.Count > RarVM.VM_FIXEDGLOBALSIZE)
{
// save global data for next script execution
if (ParentPrg.GlobalData.Count < Prg.GlobalData.Count)
{
//ParentPrg.GlobalData.Clear(); // ->GlobalData.Alloc(Prg->GlobalData.Size());
ParentPrg.GlobalData.SetSize(Prg.GlobalData.Count);
}
// memcpy(&ParentPrg->GlobalData[VM_FIXEDGLOBALSIZE],&Prg->GlobalData[VM_FIXEDGLOBALSIZE],Prg->GlobalData.Size()-VM_FIXEDGLOBALSIZE);
for (int i = 0; i < Prg.GlobalData.Count - RarVM.VM_FIXEDGLOBALSIZE; i++)
{
ParentPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i] = Prg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i];
}
}
else
{
ParentPrg.GlobalData.Clear();
}
int FilteredDataOffset = Prg.FilteredDataOffset;
int FilteredDataSize = Prg.FilteredDataSize;
byte[] FilteredData = new byte[FilteredDataSize];
for (int i = 0; i < FilteredDataSize; i++)
{
FilteredData[i] = rarVM.Mem[FilteredDataOffset + i]; // Prg.GlobalData.get(FilteredDataOffset
// +
// i);
}
prgStack[I] = null;
while (I + 1 < prgStack.Count)
{
UnpackFilter NextFilter = prgStack[I + 1];
if (NextFilter == null || NextFilter.BlockStart != BlockStart || NextFilter.BlockLength != FilteredDataSize || NextFilter.NextWindow)
{
break;
}
// apply several filters to same data block
rarVM.setMemory(0, FilteredData, 0, FilteredDataSize); // .SetMemory(0,FilteredData,FilteredDataSize);
VMPreparedProgram pPrg = filters[NextFilter.ParentFilter].Program;
VMPreparedProgram NextPrg = NextFilter.Program;
if (pPrg.GlobalData.Count > RarVM.VM_FIXEDGLOBALSIZE)
{
// copy global data from previous script execution
// if any
// NextPrg->GlobalData.Alloc(ParentPrg->GlobalData.Size());
NextPrg.GlobalData.SetSize(pPrg.GlobalData.Count);
// memcpy(&NextPrg->GlobalData[VM_FIXEDGLOBALSIZE],&ParentPrg->GlobalData[VM_FIXEDGLOBALSIZE],ParentPrg->GlobalData.Size()-VM_FIXEDGLOBALSIZE);
for (int i = 0; i < pPrg.GlobalData.Count - RarVM.VM_FIXEDGLOBALSIZE; i++)
{
NextPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i] = pPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i];
}
}
ExecuteCode(NextPrg);
if (NextPrg.GlobalData.Count > RarVM.VM_FIXEDGLOBALSIZE)
{
// save global data for next script execution
if (pPrg.GlobalData.Count < NextPrg.GlobalData.Count)
{
pPrg.GlobalData.SetSize(NextPrg.GlobalData.Count);
}
// memcpy(&ParentPrg->GlobalData[VM_FIXEDGLOBALSIZE],&NextPrg->GlobalData[VM_FIXEDGLOBALSIZE],NextPrg->GlobalData.Size()-VM_FIXEDGLOBALSIZE);
for (int i = 0; i < NextPrg.GlobalData.Count - RarVM.VM_FIXEDGLOBALSIZE; i++)
{
pPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i] = NextPrg.GlobalData[RarVM.VM_FIXEDGLOBALSIZE + i];
}
}
else
{
pPrg.GlobalData.Clear();
}
FilteredDataOffset = NextPrg.FilteredDataOffset;
FilteredDataSize = NextPrg.FilteredDataSize;
FilteredData = new byte[FilteredDataSize];
for (int i = 0; i < FilteredDataSize; i++)
{
FilteredData[i] = NextPrg.GlobalData[FilteredDataOffset + i];
}
I++;
prgStack[I] = null;
}
writeStream.Write(FilteredData, 0, FilteredDataSize);
unpSomeRead = true;
writtenFileSize += FilteredDataSize;
destUnpSize -= FilteredDataSize;
WrittenBorder = BlockEnd;
WriteSize = (unpPtr - WrittenBorder) & Compress.MAXWINMASK;
}
else
{
for (int J = I; J < prgStack.Count; J++)
{
UnpackFilter filt = prgStack[J];
if (filt != null && filt.NextWindow)
{
filt.NextWindow = false;
}
}
wrPtr = WrittenBorder;
return;
}
}
}
UnpWriteArea(WrittenBorder, unpPtr);
wrPtr = unpPtr;
}
internal UnpackFilter()
{
Program = new VMPreparedProgram();
}
private void UnpWriteBuf()
{
int wrPtr = base.wrPtr;
int num2 = (base.unpPtr - wrPtr) & Compress.MAXWINMASK;
for (int i = 0; i < this.prgStack.Count; i++)
{
UnpackFilter filter = this.prgStack[i];
if (filter != null)
{
if (filter.NextWindow)
{
filter.NextWindow = false;
continue;
}
int blockStart = filter.BlockStart;
int blockLength = filter.BlockLength;
if (((blockStart - wrPtr) & Compress.MAXWINMASK) < num2)
{
if (wrPtr != blockStart)
{
this.UnpWriteArea(wrPtr, blockStart);
wrPtr = blockStart;
num2 = (base.unpPtr - wrPtr) & Compress.MAXWINMASK;
}
if (blockLength <= num2)
{
int num8;
int dataSize = (blockStart + blockLength) & Compress.MAXWINMASK;
if ((blockStart < dataSize) || (dataSize == 0))
{
this.rarVM.setMemory(0, base.window, blockStart, blockLength);
}
else
{
int num7 = 0x400000 - blockStart;
this.rarVM.setMemory(0, base.window, blockStart, num7);
this.rarVM.setMemory(num7, base.window, 0, dataSize);
}
VMPreparedProgram program = this.filters[filter.ParentFilter].Program;
VMPreparedProgram prg = filter.Program;
if (program.GlobalData.Count > 0x40)
{
prg.GlobalData.Clear();
num8 = 0;
while (num8 < (program.GlobalData.Count - 0x40))
{
prg.GlobalData[0x40 + num8] = program.GlobalData[0x40 + num8];
num8++;
}
}
this.ExecuteCode(prg);
if (prg.GlobalData.Count > 0x40)
{
if (program.GlobalData.Count < prg.GlobalData.Count)
{
Utility.SetSize(program.GlobalData, prg.GlobalData.Count);
}
num8 = 0;
while (num8 < (prg.GlobalData.Count - 0x40))
{
program.GlobalData[0x40 + num8] = prg.GlobalData[0x40 + num8];
num8++;
}
}
else
{
program.GlobalData.Clear();
}
int filteredDataOffset = prg.FilteredDataOffset;
int filteredDataSize = prg.FilteredDataSize;
byte[] data = new byte[filteredDataSize];
num8 = 0;
while (num8 < filteredDataSize)
{
data[num8] = this.rarVM.Mem[filteredDataOffset + num8];
num8++;
}
this.prgStack[i] = null;
while ((i + 1) < this.prgStack.Count)
{
UnpackFilter filter2 = this.prgStack[i + 1];
if ((((filter2 == null) || (filter2.BlockStart != blockStart)) || (filter2.BlockLength != filteredDataSize)) || filter2.NextWindow)
{
break;
}
this.rarVM.setMemory(0, data, 0, filteredDataSize);
VMPreparedProgram program3 = this.filters[filter2.ParentFilter].Program;
VMPreparedProgram program4 = filter2.Program;
if (program3.GlobalData.Count > 0x40)
{
Utility.SetSize(program4.GlobalData, program3.GlobalData.Count);
num8 = 0;
while (num8 < (program3.GlobalData.Count - 0x40))
{
program4.GlobalData[0x40 + num8] = program3.GlobalData[0x40 + num8];
num8++;
}
}
this.ExecuteCode(program4);
if (program4.GlobalData.Count > 0x40)
{
if (program3.GlobalData.Count < program4.GlobalData.Count)
{
Utility.SetSize(program3.GlobalData, program4.GlobalData.Count);
}
num8 = 0;
while (num8 < (program4.GlobalData.Count - 0x40))
{
program3.GlobalData[0x40 + num8] = program4.GlobalData[0x40 + num8];
num8++;
}
}
else
{
program3.GlobalData.Clear();
}
filteredDataOffset = program4.FilteredDataOffset;
filteredDataSize = program4.FilteredDataSize;
data = new byte[filteredDataSize];
for (num8 = 0; num8 < filteredDataSize; num8++)
{
data[num8] = program4.GlobalData[filteredDataOffset + num8];
}
i++;
this.prgStack[i] = null;
}
base.writeStream.Write(data, 0, filteredDataSize);
base.unpSomeRead = true;
this.writtenFileSize += filteredDataSize;
base.destUnpSize -= filteredDataSize;
wrPtr = dataSize;
num2 = (base.unpPtr - wrPtr) & Compress.MAXWINMASK;
continue;
}
for (int j = i; j < this.prgStack.Count; j++)
{
UnpackFilter filter3 = this.prgStack[j];
if ((filter3 != null) && filter3.NextWindow)
{
filter3.NextWindow = false;
}
}
base.wrPtr = wrPtr;
return;
}
}
}
this.UnpWriteArea(wrPtr, base.unpPtr);
base.wrPtr = base.unpPtr;
}