Alternate fn mod for MD_STOCK_REQUIREMENTS_LIST_API

Xperts,

Is there any function module available thru which i can pass multiple material for a plant and to get

Item in MRP document,(MDPS)

Individual lines of the MRP elements,(MDEZ)

Total lines for MRP elements(MDSU)

In fn mod MD_STOCK_REQUIREMENTS_LIST_API ,i can pass only one material at a time ,i jst need to avoid looping materials.