507 kern_setcred_copyin_supp_groups(struct setcred *const wcred,  in kern_setcred_copyin_supp_groups()  argument
519 		if (wcred->sc_supp_groups_nb > ngroups_max)  in kern_setcred_copyin_supp_groups()
528 		*groups = wcred->sc_supp_groups_nb < CRED_SMALLGROUPS_NB ?  in kern_setcred_copyin_supp_groups()
529 		    smallgroups : malloc((wcred->sc_supp_groups_nb + 1) *  in kern_setcred_copyin_supp_groups()
532 		error = copyin(wcred->sc_supp_groups, *groups + 1,  in kern_setcred_copyin_supp_groups()
533 		    wcred->sc_supp_groups_nb * sizeof(*groups));  in kern_setcred_copyin_supp_groups()
536 		wcred->sc_supp_groups = *groups + 1;  in kern_setcred_copyin_supp_groups()
538 		wcred->sc_supp_groups_nb = 0;  in kern_setcred_copyin_supp_groups()
539 		wcred->sc_supp_groups = NULL;  in kern_setcred_copyin_supp_groups()
549 	struct setcred wcred;  in user_setcred()  local
579 		memcpy(&wcred, &wcred32, &wcred32.setcred32_copy_end -  in user_setcred()
582 		PTRIN_CP(wcred32, wcred, sc_supp_groups);  in user_setcred()
583 		PTRIN_CP(wcred32, wcred, sc_label);  in user_setcred()
587 		if (size != sizeof(wcred))  in user_setcred()
589 		error = copyin(uwcred, &wcred, sizeof(wcred));  in user_setcred()
594 	umac = wcred.sc_label;  in user_setcred()
597 	wcred.sc_label = NULL;  in user_setcred()
604 	error = kern_setcred_copyin_supp_groups(&wcred, flags, smallgroups,  in user_setcred()
619 		wcred.sc_label = &mac;  in user_setcred()
623 	error = kern_setcred(td, flags, &wcred, groups);  in user_setcred()
626 	if (wcred.sc_label != NULL)  in user_setcred()
627 		free_copied_label(wcred.sc_label);  in user_setcred()
640 	const struct setcred	*wcred;  member
648 	return (user_setcred(td, uap->flags, uap->wcred, uap->size, false));  in sys_setcred()
661     struct setcred *const wcred, gid_t *preallocated_groups)  in kern_setcred()  argument
684 		if (wcred->sc_supp_groups_nb > ngroups_max)  in kern_setcred()
688 			MPASS(preallocated_groups + 1 == wcred->sc_supp_groups);  in kern_setcred()
690 			groups = wcred->sc_supp_groups_nb < CRED_SMALLGROUPS_NB ?  in kern_setcred()
692 			    malloc((wcred->sc_supp_groups_nb + 1) *  in kern_setcred()
694 			memcpy(groups + 1, wcred->sc_supp_groups,  in kern_setcred()
695 			    wcred->sc_supp_groups_nb * sizeof(*groups));  in kern_setcred()
701 		error = mac_set_proc_prepare(td, wcred->sc_label,  in kern_setcred()
712 		AUDIT_ARG_EUID(wcred->sc_uid);  in kern_setcred()
713 		uip = uifind(wcred->sc_uid);  in kern_setcred()
716 		AUDIT_ARG_RUID(wcred->sc_ruid);  in kern_setcred()
717 		ruip = uifind(wcred->sc_ruid);  in kern_setcred()
720 		AUDIT_ARG_SUID(wcred->sc_svuid);  in kern_setcred()
723 		AUDIT_ARG_EGID(wcred->sc_gid);  in kern_setcred()
725 		AUDIT_ARG_RGID(wcred->sc_rgid);  in kern_setcred()
727 		AUDIT_ARG_SGID(wcred->sc_svgid);  in kern_setcred()
729 		int ngrp = wcred->sc_supp_groups_nb;  in kern_setcred()
738 		wcred->sc_supp_groups_nb = ngrp - 1;  in kern_setcred()
749 		crextend(new_cred, wcred->sc_supp_groups_nb + 1);  in kern_setcred()
772 		change_svuid(new_cred, wcred->sc_svuid);  in kern_setcred()
781 		groups[0] = flags & SETCREDF_GID ? wcred->sc_gid :  in kern_setcred()
783 		crsetgroups_internal(new_cred, wcred->sc_supp_groups_nb + 1,  in kern_setcred()
786 		change_egid(new_cred, wcred->sc_gid);  in kern_setcred()
788 		change_rgid(new_cred, wcred->sc_rgid);  in kern_setcred()
790 		change_svgid(new_cred, wcred->sc_svgid);  in kern_setcred()