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, 34 insertions, 0 deletions

diff --git a/src/libs/3rdparty/7zip/win/CPP/7zip/Common/StreamBinder.h b/src/libs/3rdparty/7zip/win/CPP/7zip/Common/StreamBinder.h
new file mode 100644
index 000000000..f3fb53228
--- /dev/null
+++ b/src/libs/3rdparty/7zip/win/CPP/7zip/Common/StreamBinder.h
@@ -0,0 +1,34 @@
+// StreamBinder.h
+
+#ifndef __STREAM_BINDER_H
+#define __STREAM_BINDER_H
+
+#include "../../Windows/Synchronization.h"
+
+#include "../IStream.h"
+
+class CStreamBinder
+{
+  NWindows::NSynchronization::CManualResetEvent _canWrite_Event;
+  NWindows::NSynchronization::CManualResetEvent _canRead_Event;
+  NWindows::NSynchronization::CManualResetEvent _readingWasClosed_Event;
+  bool _waitWrite;
+  UInt32 _bufSize;
+  const void *_buf;
+public:
+  UInt64 ProcessedSize;
+
+  WRes CreateEvents();
+  void CreateStreams(ISequentialInStream **inStream, ISequentialOutStream **outStream);
+  void ReInit();
+  HRESULT Read(void *data, UInt32 size, UInt32 *processedSize);
+  HRESULT Write(const void *data, UInt32 size, UInt32 *processedSize);
+  void CloseRead() { _readingWasClosed_Event.Set(); }
+  void CloseWrite()
+  {
+    // _bufSize must be = 0
+    _canRead_Event.Set();
+  }
+};
+
+#endif