| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/module.h> |
| #include <linux/netfilter.h> |
| #include <linux/rhashtable.h> |
| #include <net/netfilter/nf_flow_table.h> |
| #include <net/netfilter/nf_tables.h> |
| |
| static unsigned int |
| nf_flow_offload_inet_hook(void *priv, struct sk_buff *skb, |
| const struct nf_hook_state *state) |
| { |
| switch (skb->protocol) { |
| case htons(ETH_P_IP): |
| return nf_flow_offload_ip_hook(priv, skb, state); |
| case htons(ETH_P_IPV6): |
| return nf_flow_offload_ipv6_hook(priv, skb, state); |
| } |
| |
| return NF_ACCEPT; |
| } |
| |
| static struct nf_flowtable_type flowtable_inet = { |
| .family = NFPROTO_INET, |
| .init = nf_flow_table_init, |
| .free = nf_flow_table_free, |
| .hook = nf_flow_offload_inet_hook, |
| .owner = THIS_MODULE, |
| }; |
| |
| static int __init nf_flow_inet_module_init(void) |
| { |
| nft_register_flowtable_type(&flowtable_inet); |
| |
| return 0; |
| } |
| |
| static void __exit nf_flow_inet_module_exit(void) |
| { |
| nft_unregister_flowtable_type(&flowtable_inet); |
| } |
| |
| module_init(nf_flow_inet_module_init); |
| module_exit(nf_flow_inet_module_exit); |
| |
| MODULE_LICENSE("GPL"); |
| MODULE_AUTHOR("Pablo Neira Ayuso <pablo@netfilter.org>"); |
| MODULE_ALIAS_NF_FLOWTABLE(1); /* NFPROTO_INET */ |