chore: initial commit (extracted from Launchers monorepo)

Plugin: ns7zip v2.0.0 Architectures: x86-ansi, x86-unicode, amd64-unicode License: LGPL-2.1-or-later
2026-04-29 14:07:51 +02:00
commit d074cc7c07
3848 changed files with 1076682 additions and 0 deletions
@@ -0,0 +1,61 @@
+// ImplodeDecoder.h
+
+#ifndef ZIP7_INC_COMPRESS_IMPLODE_DECODER_H
+#define ZIP7_INC_COMPRESS_IMPLODE_DECODER_H
+
+#include "../../Common/MyCom.h"
+
+#include "../ICoder.h"
+
+#include "../Common/InBuffer.h"
+
+#include "BitlDecoder.h"
+#include "LzOutWindow.h"
+
+namespace NCompress {
+namespace NImplode {
+namespace NDecoder {
+
+typedef NBitl::CDecoder<CInBuffer> CInBit;
+
+const unsigned kNumHuffmanBits = 16;
+const unsigned kMaxHuffTableSize = 1 << 8;
+
+class CHuffmanDecoder
+{
+  UInt32 _limits[kNumHuffmanBits + 1];
+  UInt32 _poses[kNumHuffmanBits + 1];
+  Byte _symbols[kMaxHuffTableSize];
+public:
+  bool Build(const Byte *lens, unsigned numSymbols) throw();
+  unsigned Decode(CInBit *inStream) const throw();
+};
+
+
+Z7_CLASS_IMP_NOQIB_4(
+  CCoder
+  , ICompressCoder
+  , ICompressSetDecoderProperties2
+  , ICompressSetFinishMode
+  , ICompressGetInStreamProcessedSize
+)
+  Byte _flags;
+  bool _fullStreamMode;
+
+  CLzOutWindow _outWindowStream;
+  CInBit _inBitStream;
+  
+  CHuffmanDecoder _litDecoder;
+  CHuffmanDecoder _lenDecoder;
+  CHuffmanDecoder _distDecoder;
+
+  bool BuildHuff(CHuffmanDecoder &table, unsigned numSymbols);
+  HRESULT CodeReal(ISequentialInStream *inStream, ISequentialOutStream *outStream,
+      const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
+public:
+  CCoder();
+};
+
+}}}
+
+#endif