diff options
Diffstat (limited to 'net/netfilter/xt_realm.c')
| -rw-r--r-- | net/netfilter/xt_realm.c | 43 |
1 files changed, 17 insertions, 26 deletions
diff --git a/net/netfilter/xt_realm.c b/net/netfilter/xt_realm.c index a80b7d132b6..459a7b256eb 100644 --- a/net/netfilter/xt_realm.c +++ b/net/netfilter/xt_realm.c @@ -1,7 +1,5 @@ /* IP tables module for matching the routing realm * - * $Id: ipt_realm.c,v 1.3 2004/03/05 13:25:40 laforge Exp $ - * * (C) 2003 by Sampsa Ranta <sampsa@netsonic.fi> * * This program is free software; you can redistribute it and/or modify @@ -20,44 +18,37 @@ MODULE_AUTHOR("Sampsa Ranta <sampsa@netsonic.fi>"); MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("X_tables realm match"); +MODULE_DESCRIPTION("Xtables: Routing realm match"); MODULE_ALIAS("ipt_realm"); -static int -match(const struct sk_buff *skb, - const struct net_device *in, - const struct net_device *out, - const struct xt_match *match, - const void *matchinfo, - int offset, - unsigned int protoff, - int *hotdrop) +static bool +realm_mt(const struct sk_buff *skb, struct xt_action_param *par) { - const struct xt_realm_info *info = matchinfo; - struct dst_entry *dst = skb->dst; - + const struct xt_realm_info *info = par->matchinfo; + const struct dst_entry *dst = skb_dst(skb); + return (info->id == (dst->tclassid & info->mask)) ^ info->invert; } -static struct xt_match realm_match = { +static struct xt_match realm_mt_reg __read_mostly = { .name = "realm", - .match = match, + .match = realm_mt, .matchsize = sizeof(struct xt_realm_info), - .hooks = (1 << NF_IP_POST_ROUTING) | (1 << NF_IP_FORWARD) | - (1 << NF_IP_LOCAL_OUT) | (1 << NF_IP_LOCAL_IN), - .family = AF_INET, + .hooks = (1 << NF_INET_POST_ROUTING) | (1 << NF_INET_FORWARD) | + (1 << NF_INET_LOCAL_OUT) | (1 << NF_INET_LOCAL_IN), + .family = NFPROTO_UNSPEC, .me = THIS_MODULE }; -static int __init xt_realm_init(void) +static int __init realm_mt_init(void) { - return xt_register_match(&realm_match); + return xt_register_match(&realm_mt_reg); } -static void __exit xt_realm_fini(void) +static void __exit realm_mt_exit(void) { - xt_unregister_match(&realm_match); + xt_unregister_match(&realm_mt_reg); } -module_init(xt_realm_init); -module_exit(xt_realm_fini); +module_init(realm_mt_init); +module_exit(realm_mt_exit); |