The DCI_SPI_NAME method is used when providers supply a shared library as an interface to obtain and prepare information.

#include <dci.h>

DCIMetricId     mid;           /*  List of metric ids. */
DCIMetricId     numofmetids;   /*  Number of metric ids in list. */
uint32          calltype;      /*  The function call type. */
DCIReturn     **retbuffer;
uint32          retbufsize;
void          **databuffer;
uint32         *databufsize;
DCIStatus       Return Value;

Return Value = DCI_SPI_NAMEfunctionname(
                mid, numofmetids, calltype,
                 retbuffer, retbufsize, databuffer,
                 databufsize);