To
If you require a container file, including subfiles, to be
To extract subfiles, follow this general procedure
Open the source file by calling the
method. This call defines the parameters necessary to open a file for extraction.
Determine whether the main file is a container file (contains subfiles) by calling the
method.
If the call to extGetMainFileInfo()
determined the source file is a container file, proceed to Step 4; otherwise,
Determine whether the subfile is itself a container (contains subfiles) by calling the
method.
Extract the subfile by calling the
method.
If the call to extGetSubFileInfo
determined the subfile is a container file, repeat Step 1 through Step 5 until all subfiles are extracted and the lowest level of subfiles is reached; otherwise,