1 files changed, 48 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/CPP/7zip/Compress/ZlibDecoder.h b/src/libs/7zip/unix/CPP/7zip/Compress/ZlibDecoder.h
new file mode 100644
index 000000000..95c110022
--- /dev/null
+++ b/src/libs/7zip/unix/CPP/7zip/Compress/ZlibDecoder.h
@@ -0,0 +1,48 @@
+// ZlibDecoder.h
+
+#ifndef __ZLIB_DECODER_H
+#define __ZLIB_DECODER_H
+
+#include "DeflateDecoder.h"
+
+namespace NCompress {
+namespace NZlib {
+
+const UInt32 ADLER_INIT_VAL = 1;
+
+class COutStreamWithAdler:
+  public ISequentialOutStream,
+  public CMyUnknownImp
+{
+  CMyComPtr<ISequentialOutStream> _stream;
+  UInt32 _adler;
+public:
+  MY_UNKNOWN_IMP
+  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+  void SetStream(ISequentialOutStream *stream) { _stream = stream; }
+  void ReleaseStream() { _stream.Release(); }
+  void Init() { _adler = ADLER_INIT_VAL; }
+  UInt32 GetAdler() const { return _adler; }
+};
+
+class CDecoder:
+  public ICompressCoder,
+  public CMyUnknownImp
+{
+  COutStreamWithAdler *AdlerSpec;
+  CMyComPtr<ISequentialOutStream> AdlerStream;
+  
+  NCompress::NDeflate::NDecoder::CCOMCoder *DeflateDecoderSpec;
+  CMyComPtr<ICompressCoder> DeflateDecoder;
+public:
+  STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
+      const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
+
+  UInt64 GetInputProcessedSize() const { return DeflateDecoderSpec->GetInputProcessedSize() + 2; }
+
+  MY_UNKNOWN_IMP
+};
+
+}}
+
+#endif