Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Align Face to Vertex Normals
NORMALTAG_ALIGN_FACE2VERTEXParameter: Align Vertex to Face Normals
NORMALTAG_ALIGN_VERTEX2FACEParameter: Swap Normals
NORMALTAG_SWAP_NORMALSParameter: Use Transfer
NORMALTAG_USE_FIELDSParameter: Transfer Mode
NORMALTAG_TRANSFER_MODEParameter: Use Deformed Points
NORMALTAG_DEFORMEDSTATEParameter: Fields
NORMALTAG_FIELDS