2.2.7.2.1.1 SRV_COPYCHUNK

 SRV_COPYCHUNK
   {
   LARGE_INTEGER SourceOffset;
   LARGE_INTEGER DestinationOffset;
   ULONG         CopyLength;
   ULONG         Reserved;
   }
            

0	1	2	3	4	5	6	7	8	9	1 0	1	2	3	4	5	6	7	8	9	2 0	1	2	3	4	5	6	7	8	9	3 0	1
SourceOffset
...
DestinationOffset
...
CopyLength
Reserved

SourceOffset (8 bytes): The offset, in bytes, into the source file from which data is being copied.

DestinationOffset (8 bytes): The offset, in bytes, into the destination file to which data is being copied.

CopyLength (4 bytes): The number of bytes to copy from the source file to the destination file.

Reserved (4 bytes): This field SHOULD<67> be set to zero by the client and MUST be ignored upon receipt by the server.