Add LZMA SDK.

3rdparty/lzma-21.03beta/CPP/7zip/Compress/Lzma2Encoder.h

@@ -0,0 +1,42 @@
+// Lzma2Encoder.h
+
+#ifndef __LZMA2_ENCODER_H
+#define __LZMA2_ENCODER_H
+
+#include "../../../C/Lzma2Enc.h"
+
+#include "../../Common/MyCom.h"
+
+#include "../ICoder.h"
+
+namespace NCompress {
+namespace NLzma2 {
+
+class CEncoder:
+  public ICompressCoder,
+  public ICompressSetCoderProperties,
+  public ICompressWriteCoderProperties,
+  public ICompressSetCoderPropertiesOpt,
+  public CMyUnknownImp
+{
+  CLzma2EncHandle _encoder;
+public:
+  MY_UNKNOWN_IMP4(
+      ICompressCoder,
+      ICompressSetCoderProperties,
+      ICompressWriteCoderProperties,
+      ICompressSetCoderPropertiesOpt)
+ 
+  STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
+      const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
+  STDMETHOD(SetCoderProperties)(const PROPID *propIDs, const PROPVARIANT *props, UInt32 numProps);
+  STDMETHOD(WriteCoderProperties)(ISequentialOutStream *outStream);
+  STDMETHOD(SetCoderPropertiesOpt)(const PROPID *propIDs, const PROPVARIANT *props, UInt32 numProps);
+
+  CEncoder();
+  virtual ~CEncoder();
+};
+
+}}
+
+#endif