Move LZMA SDK to 3rdparty subdirectory

Also add attribution document.

Task-number: QTIFW-2336
Change-Id: I91546bc6c3ace244e4b546b945f40b7d204f7463
Reviewed-by: Katja Marttila <katja.marttila@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/src/libs/3rdparty/7zip/win/CPP/7zip/Archive/7z/7zFolderInStream.h b/src/libs/3rdparty/7zip/win/CPP/7zip/Archive/7z/7zFolderInStream.h
new file mode 100644
index 000000000..4ed4b2dd2
--- /dev/null
+++ b/src/libs/3rdparty/7zip/win/CPP/7zip/Archive/7z/7zFolderInStream.h
@@ -0,0 +1,58 @@
+// 7zFolderInStream.h
+
+#ifndef __7Z_FOLDER_IN_STREAM_H
+#define __7Z_FOLDER_IN_STREAM_H
+
+#include "../../ICoder.h"
+#include "../IArchive.h"
+#include "../Common/InStreamWithCRC.h"
+
+#include "7zItem.h"
+
+namespace NArchive {
+namespace N7z {
+
+class CFolderInStream:
+  public ISequentialInStream,
+  public ICompressGetSubStreamSize,
+  public CMyUnknownImp
+{
+  CSequentialInStreamWithCRC *_inStreamWithHashSpec;
+  CMyComPtr<ISequentialInStream> _inStreamWithHash;
+  CMyComPtr<IArchiveUpdateCallback> _updateCallback;
+
+  bool _currentSizeIsDefined;
+  bool _fileIsOpen;
+  UInt64 _currentSize;
+  UInt64 _filePos;
+  const UInt32 *_fileIndices;
+  UInt32 _numFiles;
+  UInt32 _fileIndex;
+
+  HRESULT OpenStream();
+  HRESULT CloseStream();
+  void AddDigest();
+
+public:
+  CRecordVector<bool> Processed;
+  CRecordVector<UInt32> CRCs;
+  CRecordVector<UInt64> Sizes;
+
+  MY_UNKNOWN_IMP1(ICompressGetSubStreamSize)
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+  STDMETHOD(GetSubStreamSize)(UInt64 subStream, UInt64 *value);
+
+  CFolderInStream();
+  void Init(IArchiveUpdateCallback *updateCallback, const UInt32 *fileIndices, UInt32 numFiles);
+  UInt64 GetFullSize() const
+  {
+    UInt64 size = 0;
+    FOR_VECTOR (i, Sizes)
+      size += Sizes[i];
+    return size;
+  }
+};
+
+}}
+
+#endif