der_copy_bit_string
der_copy_bit_string (
ret = der_copy_bit_string(&tbs->issuerUniqueID, tbsc->issuerUniqueID);
ret = der_copy_bit_string(&tbs->subjectUniqueID, tbsc->subjectUniqueID);
ret = der_copy_bit_string(subjectUniqueID, &tbs->subjectUniqueID);
ret = der_copy_bit_string(issuerUniqueID, &tbs->issuerUniqueID);
ret = der_copy_bit_string(cert, subject);