URL
https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk
Subversion Repositories or1k_soc_on_altera_embedded_dev_kit
[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [net/] [ipv6/] [netfilter/] [ip6table_raw.c] - Rev 3
Compare with Previous | Blame | View Log
/* * IPv6 raw table, a port of the IPv4 raw table to IPv6 * * Copyright (C) 2003 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> */ #include <linux/module.h> #include <linux/netfilter_ipv6/ip6_tables.h> #define RAW_VALID_HOOKS ((1 << NF_IP6_PRE_ROUTING) | (1 << NF_IP6_LOCAL_OUT)) static struct { struct ip6t_replace repl; struct ip6t_standard entries[2]; struct ip6t_error term; } initial_table __initdata = { .repl = { .name = "raw", .valid_hooks = RAW_VALID_HOOKS, .num_entries = 3, .size = sizeof(struct ip6t_standard) * 2 + sizeof(struct ip6t_error), .hook_entry = { [NF_IP6_PRE_ROUTING] = 0, [NF_IP6_LOCAL_OUT] = sizeof(struct ip6t_standard) }, .underflow = { [NF_IP6_PRE_ROUTING] = 0, [NF_IP6_LOCAL_OUT] = sizeof(struct ip6t_standard) }, }, .entries = { IP6T_STANDARD_INIT(NF_ACCEPT), /* PRE_ROUTING */ IP6T_STANDARD_INIT(NF_ACCEPT), /* LOCAL_OUT */ }, .term = IP6T_ERROR_INIT, /* ERROR */ }; static struct xt_table packet_raw = { .name = "raw", .valid_hooks = RAW_VALID_HOOKS, .lock = RW_LOCK_UNLOCKED, .me = THIS_MODULE, .af = AF_INET6, }; /* The work comes in here from netfilter.c. */ static unsigned int ip6t_hook(unsigned int hook, struct sk_buff *skb, const struct net_device *in, const struct net_device *out, int (*okfn)(struct sk_buff *)) { return ip6t_do_table(skb, hook, in, out, &packet_raw); } static struct nf_hook_ops ip6t_ops[] = { { .hook = ip6t_hook, .pf = PF_INET6, .hooknum = NF_IP6_PRE_ROUTING, .priority = NF_IP6_PRI_FIRST, .owner = THIS_MODULE, }, { .hook = ip6t_hook, .pf = PF_INET6, .hooknum = NF_IP6_LOCAL_OUT, .priority = NF_IP6_PRI_FIRST, .owner = THIS_MODULE, }, }; static int __init ip6table_raw_init(void) { int ret; /* Register table */ ret = ip6t_register_table(&packet_raw, &initial_table.repl); if (ret < 0) return ret; /* Register hooks */ ret = nf_register_hooks(ip6t_ops, ARRAY_SIZE(ip6t_ops)); if (ret < 0) goto cleanup_table; return ret; cleanup_table: ip6t_unregister_table(&packet_raw); return ret; } static void __exit ip6table_raw_fini(void) { nf_unregister_hooks(ip6t_ops, ARRAY_SIZE(ip6t_ops)); ip6t_unregister_table(&packet_raw); } module_init(ip6table_raw_init); module_exit(ip6table_raw_fini); MODULE_LICENSE("GPL");