if ((*pskb)->len >= hdroff + sizeof(struct tcphdr))
hdrsize = sizeof(struct tcphdr);
- if (!skb_ip_make_writable(pskb, hdroff + hdrsize))
+ if (!skb_make_writable(pskb, hdroff + hdrsize))
return 0;
iph = (struct iphdr *)((*pskb)->data + iphdroff);
return 1;
}
-static unsigned int
-tcp_print(char *buffer,
- const struct ip_conntrack_tuple *match,
- const struct ip_conntrack_tuple *mask)
-{
- unsigned int len = 0;
-
- if (mask->src.u.tcp.port)
- len += sprintf(buffer + len, "srcpt=%u ",
- ntohs(match->src.u.tcp.port));
-
-
- if (mask->dst.u.tcp.port)
- len += sprintf(buffer + len, "dstpt=%u ",
- ntohs(match->dst.u.tcp.port));
-
- return len;
-}
-
-static unsigned int
-tcp_print_range(char *buffer, const struct ip_nat_range *range)
-{
- if (range->min.tcp.port != 0 || range->max.tcp.port != 0xFFFF) {
- if (range->min.tcp.port == range->max.tcp.port)
- return sprintf(buffer, "port %u ",
- ntohs(range->min.tcp.port));
- else
- return sprintf(buffer, "ports %u-%u ",
- ntohs(range->min.tcp.port),
- ntohs(range->max.tcp.port));
- }
- else return 0;
-}
-
-struct ip_nat_protocol ip_nat_protocol_tcp
-= { "TCP", IPPROTO_TCP, THIS_MODULE,
- tcp_manip_pkt,
- tcp_in_range,
- tcp_unique_tuple,
- tcp_print,
- tcp_print_range,
+struct ip_nat_protocol ip_nat_protocol_tcp = {
+ .name = "TCP",
+ .protonum = IPPROTO_TCP,
+ .me = THIS_MODULE,
+ .manip_pkt = tcp_manip_pkt,
+ .in_range = tcp_in_range,
+ .unique_tuple = tcp_unique_tuple,
#if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
- ip_nat_port_range_to_nfattr,
- ip_nat_port_nfattr_to_range,
+ .range_to_nfattr = ip_nat_port_range_to_nfattr,
+ .nfattr_to_range = ip_nat_port_nfattr_to_range,
#endif
};