function name as a wrapper

If you define a function which has a specific meaning like below.

 

mCopyFile ()

 

By the way, as the function has inner calling sub function, the function's real feature like just a wrapper function. In that case how can you define each function. Please refet to below.

 

mCopyFileWrapperLevel1()

mCopyFileWrapperLevel2 () // this is called by mCopyFileWrapperLevel1()

mCopyFile() // this is the real operatuonal function