SAP Function RPTRA_MAINFORM_CREATE_INTERFAC - Create structure, table type and interface (for a main form)

Parameter	Reference	Type	Length	Default	Optional	Text
MAINFORM	T51T8-TXFRM	C	16			Tax form

Functionality
This function module imports mainform name and
(1) calls FM RPTRA_MAINFORM_CHECK_OBJECTS to propose and get names
(2) Reads configuration for the mainform
(3) Creates DDIC structure
(4) Creates DDIC table type
(5) Creates Form Processing Interface