diff -r ea891871f481 -r bb5522e88ab2 misc/libphysfs/lzma/CPP/7zip/Common/StreamBinder.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/CPP/7zip/Common/StreamBinder.h	Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,32 @@
+// StreamBinder.h
+
+#ifndef __STREAMBINDER_H
+#define __STREAMBINDER_H
+
+#include "../IStream.h"
+#include "../../Windows/Synchronization.h"
+
+class CStreamBinder
+{
+  NWindows::NSynchronization::CManualResetEvent _allBytesAreWritenEvent;
+  NWindows::NSynchronization::CManualResetEvent _thereAreBytesToReadEvent;
+  NWindows::NSynchronization::CManualResetEvent _readStreamIsClosedEvent;
+  UInt32 _bufferSize;
+  const void *_buffer;
+public:
+  // bool ReadingWasClosed;
+  UInt64 ProcessedSize;
+  CStreamBinder() {}
+  HRes CreateEvents();
+
+  void CreateStreams(ISequentialInStream **inStream, 
+      ISequentialOutStream **outStream);
+  HRESULT Read(void *data, UInt32 size, UInt32 *processedSize);
+  void CloseRead();
+
+  HRESULT Write(const void *data, UInt32 size, UInt32 *processedSize);
+  void CloseWrite();
+  void ReInit();
+};
+
+#endif