654 	struct rtattr *rta;  in addattr_l()  local
660 	rta = NLMSG_TAIL(n);  in addattr_l()
661 	rta->rta_type = type;  in addattr_l()
662 	rta->rta_len = len;  in addattr_l()
663 	memcpy(RTA_DATA(rta), data, alen);  in addattr_l()
714 int rta_addattr32(struct rtattr *rta, int maxlen, int type, __u32 data)  in rta_addattr32()  argument
719 	if (RTA_ALIGN(rta->rta_len) + len > maxlen) {  in rta_addattr32()
723 	subrta = (struct rtattr*)(((char*)rta) + RTA_ALIGN(rta->rta_len));  in rta_addattr32()
727 	rta->rta_len = NLMSG_ALIGN(rta->rta_len) + len;  in rta_addattr32()
731 int rta_addattr_l(struct rtattr *rta, int maxlen, int type,  in rta_addattr_l()  argument
737 	if (RTA_ALIGN(rta->rta_len) + RTA_ALIGN(len) > maxlen) {  in rta_addattr_l()
741 	subrta = (struct rtattr*)(((char*)rta) + RTA_ALIGN(rta->rta_len));  in rta_addattr_l()
745 	rta->rta_len = NLMSG_ALIGN(rta->rta_len) + RTA_ALIGN(len);  in rta_addattr_l()
749 int rta_addattr8(struct rtattr *rta, int maxlen, int type, __u8 data)  in rta_addattr8()  argument
751 	return rta_addattr_l(rta, maxlen, type, &data, sizeof(__u8));  in rta_addattr8()
754 int rta_addattr16(struct rtattr *rta, int maxlen, int type, __u16 data)  in rta_addattr16()  argument
756 	return rta_addattr_l(rta, maxlen, type, &data, sizeof(__u16));  in rta_addattr16()
759 int rta_addattr64(struct rtattr *rta, int maxlen, int type, __u64 data)  in rta_addattr64()  argument
761 	return rta_addattr_l(rta, maxlen, type, &data, sizeof(__u64));  in rta_addattr64()
764 struct rtattr *rta_nest(struct rtattr *rta, int maxlen, int type)  in rta_nest()  argument
766 	struct rtattr *nest = RTA_TAIL(rta);  in rta_nest()
768 	rta_addattr_l(rta, maxlen, type, NULL, 0);  in rta_nest()
773 int rta_nest_end(struct rtattr *rta, struct rtattr *nest)  in rta_nest_end()  argument
775 	nest->rta_len = (void *)RTA_TAIL(rta) - (void *)nest;  in rta_nest_end()
777 	return rta->rta_len;  in rta_nest_end()
780 int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len)  in parse_rtattr()  argument
782 	return parse_rtattr_flags(tb, max, rta, len, 0);  in parse_rtattr()
785 int parse_rtattr_flags(struct rtattr *tb[], int max, struct rtattr *rta,  in parse_rtattr_flags()  argument
791 	while (RTA_OK(rta, len)) {  in parse_rtattr_flags()
792 		type = rta->rta_type & ~flags;  in parse_rtattr_flags()
794 			tb[type] = rta;  in parse_rtattr_flags()
795 		rta = RTA_NEXT(rta,len);  in parse_rtattr_flags()
798 		fprintf(stderr, "!!!Deficit %d, rta_len=%d\n", len, rta->rta_len);  in parse_rtattr_flags()
802 int parse_rtattr_byindex(struct rtattr *tb[], int max, struct rtattr *rta, int len)  in parse_rtattr_byindex()  argument
807 	while (RTA_OK(rta, len)) {  in parse_rtattr_byindex()
808 		if (rta->rta_type <= max && i < max)  in parse_rtattr_byindex()
809 			tb[i++] = rta;  in parse_rtattr_byindex()
810 		rta = RTA_NEXT(rta,len);  in parse_rtattr_byindex()
813 		fprintf(stderr, "!!!Deficit %d, rta_len=%d\n", len, rta->rta_len);  in parse_rtattr_byindex()
817 struct rtattr *parse_rtattr_one(int type, struct rtattr *rta, int len)  in parse_rtattr_one()  argument
819 	while (RTA_OK(rta, len)) {  in parse_rtattr_one()
820 		if (rta->rta_type == type)  in parse_rtattr_one()
821 			return rta;  in parse_rtattr_one()
822 		rta = RTA_NEXT(rta, len);  in parse_rtattr_one()
825 		fprintf(stderr, "!!!Deficit %d, rta_len=%d\n", len, rta->rta_len);  in parse_rtattr_one()
829 int __parse_rtattr_nested_compat(struct rtattr *tb[], int max, struct rtattr *rta,  in __parse_rtattr_nested_compat()  argument
832 	if (RTA_PAYLOAD(rta) < len)  in __parse_rtattr_nested_compat()
834 	if (RTA_PAYLOAD(rta) >= RTA_ALIGN(len) + sizeof(struct rtattr)) {  in __parse_rtattr_nested_compat()
835 		rta = RTA_DATA(rta) + RTA_ALIGN(len);  in __parse_rtattr_nested_compat()
836 		return parse_rtattr_nested(tb, max, rta);  in __parse_rtattr_nested_compat()