netfilter/ipvs/ip_vs_proto_sctp.c

92 		  struct ip_vs_conn *cp, struct ip_vs_iphdr *iph)
99 	if (cp->af == AF_INET6 && iph->fragoffs)
107 	if (unlikely(cp->app != NULL)) {
111 		if (!sctp_csum_check(cp->af, skb, pp))
115 		ret = ip_vs_app_pkt_out(cp, skb, iph);
126 	if (sctph->source != cp->vport || payload_csum ||
128 		sctph->source = cp->vport;
140 		  struct ip_vs_conn *cp, struct ip_vs_iphdr *iph)
147 	if (cp->af == AF_INET6 && iph->fragoffs)
155 	if (unlikely(cp->app != NULL)) {
159 		if (!sctp_csum_check(cp->af, skb, pp))
163 		ret = ip_vs_app_pkt_in(cp, skb, iph);
174 	if (sctph->dest != cp->dport || payload_csum ||
177 		sctph->dest = cp->dport;
380 set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp,
389 	ihl = cp->af == AF_INET ? ip_hdrlen(skb) : sizeof(struct ipv6hdr);
429 	if (cp->flags & IP_VS_CONN_F_NOOUTPUT) {
431 			cp->flags &= ~IP_VS_CONN_F_NOOUTPUT;
436 	next_state = sctp_states[direction][event][cp->state];
438 	if (next_state != cp->state) {
439 		struct ip_vs_dest *dest = cp->dest;
446 				IP_VS_DBG_ADDR(cp->daf, &cp->daddr),
447 				ntohs(cp->dport),
448 				IP_VS_DBG_ADDR(cp->af, &cp->caddr),
449 				ntohs(cp->cport),
450 				sctp_state_name(cp->state),
452 				refcount_read(&cp->refcnt));
454 			if (!(cp->flags & IP_VS_CONN_F_INACTIVE) &&
458 				cp->flags |= IP_VS_CONN_F_INACTIVE;
459 			} else if ((cp->flags & IP_VS_CONN_F_INACTIVE) &&
463 				cp->flags &= ~IP_VS_CONN_F_INACTIVE;
467 			ip_vs_control_assure_ct(cp);
470 		cp->timeout = pd->timeout_table[cp->state = next_state];
472 		cp->timeout = sctp_timeouts[cp->state = next_state];
476 sctp_state_transition(struct ip_vs_conn *cp, int direction,
479 	spin_lock_bh(&cp->lock);
480 	set_sctp_state(pd, cp, direction, skb);
481 	spin_unlock_bh(&cp->lock);
521 static int sctp_app_conn_bind(struct ip_vs_conn *cp)
523 	struct netns_ipvs *ipvs = cp->ipvs;
529 	if (IP_VS_FWD_METHOD(cp) != IP_VS_CONN_F_MASQ)
532 	hash = sctp_app_hashkey(cp->vport);
535 		if (inc->port == cp->vport) {
542 					IP_VS_DBG_ADDR(cp->af, &cp->caddr),
543 					ntohs(cp->cport),
544 					IP_VS_DBG_ADDR(cp->af, &cp->vaddr),
545 					ntohs(cp->vport),
547 			cp->app = inc;
549 				result = inc->init_conn(inc, cp);