netlink/route/rt.c

124 dump_rc_nhop_gw(struct nl_writer *nw, const struct nhop_object *nh)
135 		nlattr_add(nw, NL_RTA_GATEWAY, 4, &nh->gw4_sa.sin_addr);
144 			nlattr_add(nw, NL_RTA_GATEWAY, 16, &gw6);
154 			nlattr_add(nw, NL_RTA_VIA, 17, via);
162 dump_rc_nhop_mtu(struct nl_writer *nw, const struct nhop_object *nh)
165 	struct nlattr *nla = nlmsg_reserve_data(nw, nla_len, struct nlattr);
179 dump_rc_nhg(struct nl_writer *nw, const struct nhgrp_object *nhg, struct rtmsg *rtm)
187 		nlattr_add_u32(nw, NL_RTA_NH_ID, uidx);
188 	nlattr_add_u32(nw, NL_RTA_KNH_ID, nhgrp_get_idx(nhg));
190 	nlattr_add_u32(nw, NL_RTA_RTFLAGS, base_rtflags);
191 	int off = nlattr_add_nested(nw, NL_RTA_MULTIPATH);
196 		int nh_off = nlattr_save_offset(nw);
197 		struct rtnexthop *rtnh = nlmsg_reserve_object(nw, struct rtnexthop);
203 		dump_rc_nhop_gw(nw, wn[i].nh);
206 			nlattr_add_u32(nw, NL_RTA_RTFLAGS, rtflags);
208 			dump_rc_nhop_mtu(nw, wn[i].nh);
209 		rtnh = nlattr_restore_offset(nw, nh_off, struct rtnexthop);
214 		rtnh->rtnh_len = nlattr_save_offset(nw) - nh_off;
216 	nlattr_set_len(nw, off);
221 dump_rc_nhop(struct nl_writer *nw, const struct route_nhop_data *rnd, struct rtmsg *rtm)
225 		dump_rc_nhg(nw, rnd->rnd_nhgrp, rtm);
241 		dump_rc_nhop_gw(nw, nh);
245 		nlattr_add_u32(nw, NL_RTA_NH_ID, uidx);
246 	nlattr_add_u32(nw, NL_RTA_KNH_ID, nhop_get_idx(nh));
247 	nlattr_add_u32(nw, NL_RTA_RTFLAGS, rtflags);
250 		dump_rc_nhop_mtu(nw, nh);
253 		nlattr_add_u32(nw, NL_RTA_EXPIRES, nh_expire - time_uptime);
256 	nlattr_add_u32(nw, NL_RTA_OIF, if_getindex(nh->nh_ifp));
259 		nlattr_add_u32(nw, NL_RTA_WEIGHT, rnd->rnd_weight);
269     struct nl_writer *nw)
276 	if (!nlmsg_reply(nw, hdr, sizeof(struct rtmsg)))
280 	int rtm_off = nlattr_save_offset(nw);
281 	rtm = nlmsg_reserve_object(nw, struct rtmsg);
292 	nlattr_add_u32(nw, NL_RTA_TABLE, fibnum);
304 			nlattr_add(nw, NL_RTA_DST, 4, &addr);
313 			nlattr_add(nw, NL_RTA_DST, 16, &addr);
323 	rtm = nlattr_restore_offset(nw, rtm_off, struct rtmsg);
326 	dump_rc_nhop(nw, rnd, rtm);
328 	if (nlmsg_end(nw))
333 	nlmsg_abort(nw);
353 	struct nl_writer nw = {};
356 	if (nlmsg_get_group_writer(&nw, NLMSG_SMALL, NETLINK_ROUTE, group_id)) {
376 		dump_px(fibnum, hdr, rc->rc_rt, &rnd, &nw);
377 		nlmsg_flush(&nw);
529 	struct nl_writer *nw;
556 	error = dump_px(wa->fibnum, &wa->hdr, rt, &wa->rnd, wa->nw);
657 	dump_px(fibnum, hdr, rt, &rnd, npt->nw);
664     struct nlmsghdr *hdr, struct nl_writer *nw)
668 		.nw = nw,
690 	if (!nlmsg_end_dump(wa.nw, wa.error, &wa.hdr)) {
1036 		error = handle_rtm_dump(nlp, attrs.rta_table, attrs.rtm_family, hdr, npt->nw);
1046 	struct nl_writer nw = {};
1085 	if (!nlmsg_get_group_writer(&nw, NLMSG_SMALL, NETLINK_ROUTE, group_id)) {
1090 	dump_px(fibnum, &hdr, rc->rc_rt, &rnd, &nw);
1091 	nlmsg_flush(&nw);