Add unpacktool

unpacktool/LZWDecompressor.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "IDecompressor.h"
+#include "LZW.h"
+
+
+class LZWDecompressor : public IDecompressor
+{
+public:
+	explicit LZWDecompressor(int compressFlags);
+	~LZWDecompressor();
+
+	bool Reset(CSInputBuffer *input, size_t compressedSize, size_t decompressedSize) override;
+	bool ReadBytes(void *dest, size_t numBytes) override;
+
+private:
+	CSInputBuffer *input;
+	int compressFlags;
+
+	bool blockmode;
+
+	LZW *lzw;
+	int symbolcounter;
+
+	uint8_t *buffer, *bufferend;
+};