2 * IPv6 raw table, a port of the IPv4 raw table to IPv6
4 * Copyright (C) 2003 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
6 #include <linux/module.h>
7 #include <linux/netfilter_ipv6/ip6_tables.h>
9 #define RAW_VALID_HOOKS ((1 << NF_IP6_PRE_ROUTING) | (1 << NF_IP6_LOCAL_OUT))
12 #define DEBUGP(x, args...) printk(KERN_DEBUG x, ## args)
14 #define DEBUGP(x, args...)
20 struct ip6t_entry entry;
21 struct ip6t_standard_target target;
24 struct ip6t_error_target
26 struct ip6t_entry_target target;
27 char errorname[IP6T_FUNCTION_MAXNAMELEN];
32 struct ip6t_entry entry;
33 struct ip6t_error_target target;
38 struct ip6t_replace repl;
39 struct ip6t_standard entries[2];
40 struct ip6t_error term;
41 } initial_table __initdata
42 = { { "raw", RAW_VALID_HOOKS, 3,
43 sizeof(struct ip6t_standard) * 2 + sizeof(struct ip6t_error),
44 { [NF_IP6_PRE_ROUTING] 0,
45 [NF_IP6_LOCAL_OUT] sizeof(struct ip6t_standard) },
46 { [NF_IP6_PRE_ROUTING] 0,
47 [NF_IP6_LOCAL_OUT] sizeof(struct ip6t_standard) },
51 { { { { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, "", "", { 0 }, { 0 }, 0, 0, 0 },
53 sizeof(struct ip6t_entry),
54 sizeof(struct ip6t_standard),
56 { { { { IP6T_ALIGN(sizeof(struct ip6t_standard_target)), "" } }, { } },
59 { { { { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, "", "", { 0 }, { 0 }, 0, 0, 0 },
61 sizeof(struct ip6t_entry),
62 sizeof(struct ip6t_standard),
64 { { { { IP6T_ALIGN(sizeof(struct ip6t_standard_target)), "" } }, { } },
68 { { { { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, { { { 0 } } }, "", "", { 0 }, { 0 }, 0, 0, 0 },
70 sizeof(struct ip6t_entry),
71 sizeof(struct ip6t_error),
73 { { { { IP6T_ALIGN(sizeof(struct ip6t_error_target)), IP6T_ERROR_TARGET } },
80 static struct ip6t_table packet_raw = {
82 .table = &initial_table.repl,
83 .valid_hooks = RAW_VALID_HOOKS,
84 .lock = RW_LOCK_UNLOCKED,
88 /* The work comes in here from netfilter.c. */
90 ip6t_hook(unsigned int hook,
91 struct sk_buff **pskb,
92 const struct net_device *in,
93 const struct net_device *out,
94 int (*okfn)(struct sk_buff *))
96 return ip6t_do_table(pskb, hook, in, out, &packet_raw, NULL);
99 static struct nf_hook_ops ip6t_ops[] = {
103 .hooknum = NF_IP6_PRE_ROUTING,
104 .priority = NF_IP6_PRI_FIRST
109 .hooknum = NF_IP6_LOCAL_OUT,
110 .priority = NF_IP6_PRI_FIRST
114 static int __init init(void)
119 ret = ip6t_register_table(&packet_raw);
124 ret = nf_register_hook(&ip6t_ops[0]);
128 ret = nf_register_hook(&ip6t_ops[1]);
135 nf_unregister_hook(&ip6t_ops[0]);
137 ip6t_unregister_table(&packet_raw);
142 static void __exit fini(void)
146 for (i = 0; i < sizeof(ip6t_ops)/sizeof(struct nf_hook_ops); i++)
147 nf_unregister_hook(&ip6t_ops[i]);
149 ip6t_unregister_table(&packet_raw);
154 MODULE_LICENSE("GPL");