2019-05-19 12:08:20 +00:00
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// SPDX-License-Identifier: GPL-2.0-only
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2018-01-07 00:04:22 +00:00
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/netfilter.h>
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#include <linux/rhashtable.h>
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#include <net/netfilter/nf_flow_table.h>
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#include <net/netfilter/nf_tables.h>
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static unsigned int
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nf_flow_offload_inet_hook(void *priv, struct sk_buff *skb,
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const struct nf_hook_state *state)
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{
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switch (skb->protocol) {
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case htons(ETH_P_IP):
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return nf_flow_offload_ip_hook(priv, skb, state);
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case htons(ETH_P_IPV6):
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return nf_flow_offload_ipv6_hook(priv, skb, state);
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}
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return NF_ACCEPT;
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}
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static struct nf_flowtable_type flowtable_inet = {
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.family = NFPROTO_INET,
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2018-02-26 09:15:17 +00:00
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.init = nf_flow_table_init,
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2018-02-06 12:22:47 +00:00
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.free = nf_flow_table_free,
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2018-01-07 00:04:22 +00:00
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.hook = nf_flow_offload_inet_hook,
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.owner = THIS_MODULE,
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};
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static int __init nf_flow_inet_module_init(void)
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{
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nft_register_flowtable_type(&flowtable_inet);
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return 0;
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}
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static void __exit nf_flow_inet_module_exit(void)
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{
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nft_unregister_flowtable_type(&flowtable_inet);
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}
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module_init(nf_flow_inet_module_init);
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module_exit(nf_flow_inet_module_exit);
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Pablo Neira Ayuso <pablo@netfilter.org>");
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MODULE_ALIAS_NF_FLOWTABLE(1); /* NFPROTO_INET */
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