Opens a list of metrics and returns an access handle.

#include <dci.h>

DCIHandleID     *handle;
DCIMetricId     *metricIdList;
uint32           numIds;
DCIReturn      **bufferAddress;
uint32           bufferSize;
uint32           handleFlags;
DCIStatus        ulrc;           /*  Return code. */

ulrc = dciOpen(handle, metricIdList, numIds,
         bufferAddress, bufferSize, handleFlags);