diff options
Diffstat (limited to 'net/netfilter/ipvs/ip_vs_conn.c')
| -rw-r--r-- | net/netfilter/ipvs/ip_vs_conn.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 654544e..b71c69a 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -271,6 +271,29 @@ struct ip_vs_conn *ip_vs_conn_in_get return cp; } +struct ip_vs_conn * +ip_vs_conn_in_get_proto(int af, const struct sk_buff *skb, + struct ip_vs_protocol *pp, + const struct ip_vs_iphdr *iph, + unsigned int proto_off, int inverse) +{ + __be16 _ports[2], *pptr; + + pptr = skb_header_pointer(skb, proto_off, sizeof(_ports), _ports); + if (pptr == NULL) + return NULL; + + if (likely(!inverse)) + return ip_vs_conn_in_get(af, iph->protocol, + &iph->saddr, pptr[0], + &iph->daddr, pptr[1]); + else + return ip_vs_conn_in_get(af, iph->protocol, + &iph->daddr, pptr[1], + &iph->saddr, pptr[0]); +} +EXPORT_SYMBOL_GPL(ip_vs_conn_in_get_proto); + /* Get reference to connection template */ struct ip_vs_conn *ip_vs_ct_in_get (int af, int protocol, const union nf_inet_addr *s_addr, __be16 s_port, @@ -356,6 +379,28 @@ struct ip_vs_conn *ip_vs_conn_out_get return ret; } +struct ip_vs_conn * +ip_vs_conn_out_get_proto(int af, const struct sk_buff *skb, + struct ip_vs_protocol *pp, + const struct ip_vs_iphdr *iph, + unsigned int proto_off, int inverse) +{ + __be16 _ports[2], *pptr; + + pptr = skb_header_pointer(skb, proto_off, sizeof(_ports), _ports); + if (pptr == NULL) + return NULL; + + if (likely(!inverse)) + return ip_vs_conn_out_get(af, iph->protocol, + &iph->saddr, pptr[0], + &iph->daddr, pptr[1]); + else + return ip_vs_conn_out_get(af, iph->protocol, + &iph->daddr, pptr[1], + &iph->saddr, pptr[0]); +} +EXPORT_SYMBOL_GPL(ip_vs_conn_out_get_proto); /* * Put back the conn and restart its timer with its timeout |