+/**\r
+ Copies a source buffer to a destination buffer, and returns the destination buffer.\r
+\r
+ This function wraps the gPS->CopyMem ().\r
+ \r
+ @param DestinationBuffer The pointer to the destination buffer of the memory copy.\r
+ @param SourceBuffer The pointer to the source buffer of the memory copy.\r
+ @param Length The number of bytes to copy from SourceBuffer to DestinationBuffer.\r
+\r
+ @return DestinationBuffer.\r
+\r
+**/\r