413 	u_int unit;  in if_clone_simple()  local
424 	for (unit = 0; unit < minifs; unit++) {  in if_clone_simple()
428 		snprintf(name, IFNAMSIZ, "%s%d", ifc->ifc_name, unit);  in if_clone_simple()
579 ifc_name2unit(const char *name, int *unit)  in ifc_name2unit()  argument
588 		*unit = -1;  in ifc_name2unit()
593 		for (*unit = 0; *cp != '\0'; cp++) {  in ifc_name2unit()
598 			if (*unit > cutoff ||  in ifc_name2unit()
599 			    (*unit == cutoff && *cp - '0' > cutlim))  in ifc_name2unit()
601 			*unit = (*unit * 10) + (*cp - '0');  in ifc_name2unit()
609 ifc_alloc_unit_specific(struct if_clone *ifc, int *unit)  in ifc_alloc_unit_specific()  argument
613 	if (*unit > ifc->ifc_maxunit)  in ifc_alloc_unit_specific()
616 	if (alloc_unr_specific(ifc->ifc_unrhdr, *unit) == -1)  in ifc_alloc_unit_specific()
619 	snprintf(name, IFNAMSIZ, "%s%d", ifc->ifc_name, *unit);  in ifc_alloc_unit_specific()
621 		free_unr(ifc->ifc_unrhdr, *unit);  in ifc_alloc_unit_specific()
631 ifc_alloc_unit_next(struct if_clone *ifc, int *unit)  in ifc_alloc_unit_next()  argument
635 	*unit = alloc_unr(ifc->ifc_unrhdr);  in ifc_alloc_unit_next()
636 	if (*unit == -1)  in ifc_alloc_unit_next()
639 	free_unr(ifc->ifc_unrhdr, *unit);  in ifc_alloc_unit_next()
641 		error = ifc_alloc_unit_specific(ifc, unit);  in ifc_alloc_unit_next()
645 		(*unit)++;  in ifc_alloc_unit_next()
652 ifc_alloc_unit(struct if_clone *ifc, int *unit)  in ifc_alloc_unit()  argument
654 	if (*unit < 0)  in ifc_alloc_unit()
655 		return (ifc_alloc_unit_next(ifc, unit));  in ifc_alloc_unit()
657 		return (ifc_alloc_unit_specific(ifc, unit));  in ifc_alloc_unit()
661 ifc_free_unit(struct if_clone *ifc, int unit)  in ifc_free_unit()  argument
664 	free_unr(ifc->ifc_unrhdr, unit);  in ifc_free_unit()
694 	int unit;  in ifc_simple_create()  local
697 	err = ifc_name2unit(name, &unit);  in ifc_simple_create()
701 	wildcard = (unit < 0);  in ifc_simple_create()
703 	err = ifc_alloc_unit(ifc, &unit);  in ifc_simple_create()
707 	err = ifc->ifcs_create(ifc, unit, params);  in ifc_simple_create()
709 		ifc_free_unit(ifc, unit);  in ifc_simple_create()
716 		if (snprintf(dp, len - (dp-name), "%d", unit) >  in ifc_simple_create()
733 	int unit;  in ifc_simple_destroy()  local
735 	unit = ifp->if_dunit;  in ifc_simple_destroy()
737 	if (unit < ifc->ifcs_minifs)   in ifc_simple_destroy()
742 	ifc_free_unit(ifc, unit);  in ifc_simple_destroy()