SAP ABAP Data Element RSDSFORM (Callback Routine Name) is used by

• Class (1)
• Function Module (3)
• Program (8)
• Table (7)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	/SAPPO/STR_CALLBACK - FORM	Structure for Callback	/SAPPO/FILTER	ABA	SAP_ABA
2	Table	/SAPPO/STR_CALLBACK - EXTF4HELP	Structure for Callback	/SAPPO/FILTER	ABA	SAP_ABA
3	Table	/SAPPO/STR_CALLBACK - EXTF4CHECK	Structure for Callback	/SAPPO/FILTER	ABA	SAP_ABA
4	Table	LDBCB - CB_FORM	Callback information for logical databases	SLDBV	BASIS	SAP_BASIS
5	Table	LDBCB_A - CB_FORM	Callback information for dynamically typed nodes	SLDBV	BASIS	SAP_BASIS
6	Table	RSDSEVENTS - FORM	Free selections: Events and callback routines	SLDBV	BASIS	SAP_BASIS
7	Table	RSDSFCODE - FORM	Assignment Fcode <-> Form to be called	SLDBV	BASIS	SAP_BASIS