Index: src/libchcore/TSubTaskCopyMove.h
===================================================================
diff -u -N -re96806b7f8ff7ca7e9f4afbea603e6351a3dc3e3 -r479ad4e8f81a68cbf6d1623cd9b1f3342d8cfdcc
--- src/libchcore/TSubTaskCopyMove.h	(.../TSubTaskCopyMove.h)	(revision e96806b7f8ff7ca7e9f4afbea603e6351a3dc3e3)
+++ src/libchcore/TSubTaskCopyMove.h	(.../TSubTaskCopyMove.h)	(revision 479ad4e8f81a68cbf6d1623cd9b1f3342d8cfdcc)
@@ -65,14 +65,16 @@
 		ESubOperationResult CustomCopyFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, CUSTOM_COPY_PARAMS* pData);
 
 		ESubOperationResult OpenSrcAndDstFilesFB(const IFeedbackHandlerPtr& spFeedbackHandler, CUSTOM_COPY_PARAMS* pData,
-			const IFilesystemFilePtr& spFileSrc, const IFilesystemFilePtr& spFileDst, bool bNoBuffer, bool& bSkip);
+			const IFilesystemFilePtr& spFileSrc, const IFilesystemFilePtr& spFileDst, bool& bSkip);
 
-		ESubOperationResult OpenSourceFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileSrc, bool bNoBuffering);
-		ESubOperationResult OpenDestinationFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileDst, bool bNoBuffering, const TFileInfoPtr& spSrcFileInfo,
+		void AdjustTotalSize(unsigned long long ullNewSize, unsigned long long ullOldSize);
+
+		ESubOperationResult OpenSourceFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileSrc);
+		ESubOperationResult OpenDestinationFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileDst, const TFileInfoPtr& spSrcFileInfo,
 			unsigned long long& ullSeekTo, bool& bFreshlyCreated);
-		ESubOperationResult OpenExistingDestinationFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileDst, bool bNoBuffering);
+		ESubOperationResult OpenExistingDestinationFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& fileDst);
 
-		ESubOperationResult TruncateFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& file, long long llNewSize,
+		ESubOperationResult TruncateFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& file, file_size_t fsNewSize,
 			const TSmartPath& pathFile, bool& bSkip);
 
 		ESubOperationResult ReadFileFB(const IFeedbackHandlerPtr& spFeedbackHandler, const IFilesystemFilePtr& file,
@@ -92,6 +94,8 @@
 
 		ESubOperationResult CheckForFreeSpaceFB(const IFeedbackHandlerPtr& spFeedbackHandler);
 
+		void AdjustProcessedSize(file_size_t fsIncludedProcessedSize, file_size_t fsNewProcessedSize);
+
 	private:
 #pragma warning(push)
 #pragma warning(disable: 4251)