/* * This is a module which is used for setting the skb->priority field * of an skb for qdisc classification. */ /* (C) 2001-2002 Patrick McHardy <kaber@trash.net> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/skbuff.h> #include <linux/ip.h> #include <net/checksum.h> #include <linux/netfilter_ipv4.h> #include <linux/netfilter_ipv6.h> #include <linux/netfilter/x_tables.h> #include <linux/netfilter/xt_CLASSIFY.h> MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Xtables: Qdisc classification"); MODULE_ALIAS("ipt_CLASSIFY"); MODULE_ALIAS("ip6t_CLASSIFY"); static unsigned int classify_tg(struct sk_buff *skb, const struct xt_target_param *par) { const struct xt_classify_target_info *clinfo = par->targinfo; skb->priority = clinfo->priority; return XT_CONTINUE; } static struct xt_target classify_tg_reg __read_mostly = { .name = "CLASSIFY", .revision = 0, .family = NFPROTO_UNSPEC, .table = "mangle", .hooks = (1 << NF_INET_LOCAL_OUT) | (1 << NF_INET_FORWARD) | (1 << NF_INET_POST_ROUTING), .target = classify_tg, .targetsize = sizeof(struct xt_classify_target_info), .me = THIS_MODULE, }; static int __init classify_tg_init(void) { return xt_register_target(&classify_tg_reg); } static void __exit classify_tg_exit(void) { xt_unregister_target(&classify_tg_reg); } module_init(classify_tg_init); module_exit(classify_tg_exit);