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Commit 97bb43c3 authored by Pablo Neira Ayuso's avatar Pablo Neira Ayuso
Browse files

netfilter: nf_tables: get rid of the expression example code 



There's an example net/netfilter/nft_expr_template.c example file in tree that
got out of sync along time, remove it.

Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
Acked-by: default avatarPatrick McHardy <kaber@trash.net>
parent 3e135cd4

net/netfilter/nft_expr_template.c

deleted100644 → 0
+0 −94
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2008-2009 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.

 *

 * Development of this code funded by Astaro AG (http://www.astaro.com/)

 */



#include <linux/kernel.h>

#include <linux/init.h>

#include <linux/netlink.h>

#include <linux/netfilter.h>

#include <linux/netfilter/nf_tables.h>

#include <net/netfilter/nf_tables.h>



struct nft_template {



};



static void nft_template_eval(const struct nft_expr *expr,

			      struct nft_data data[NFT_REG_MAX + 1],

			      const struct nft_pktinfo *pkt)

{

	struct nft_template *priv = nft_expr_priv(expr);



}



static const struct nla_policy nft_template_policy[NFTA_TEMPLATE_MAX + 1] = {

	[NFTA_TEMPLATE_ATTR]		= { .type = NLA_U32 },

};



static int nft_template_init(const struct nft_ctx *ctx,

			   const struct nft_expr *expr,

			   const struct nlattr * const tb[])

{

	struct nft_template *priv = nft_expr_priv(expr);



	return 0;

}



static void nft_template_destroy(const struct nft_ctx *ctx,

			       const struct nft_expr *expr)

{

	struct nft_template *priv = nft_expr_priv(expr);



}



static int nft_template_dump(struct sk_buff *skb, const struct nft_expr *expr)

{

	const struct nft_template *priv = nft_expr_priv(expr);



	NLA_PUT_BE32(skb, NFTA_TEMPLATE_ATTR, priv->field);

	return 0;



nla_put_failure:

	return -1;

}



static struct nft_expr_type nft_template_type;

static const struct nft_expr_ops nft_template_ops = {

	.type		= &nft_template_type,

	.size		= NFT_EXPR_SIZE(sizeof(struct nft_template)),

	.eval		= nft_template_eval,

	.init		= nft_template_init,

	.destroy	= nft_template_destroy,

	.dump		= nft_template_dump,

};



static struct nft_expr_type nft_template_type __read_mostly = {

	.name		= "template",

	.ops		= &nft_template_ops,

	.policy		= nft_template_policy,

	.maxattr	= NFTA_TEMPLATE_MAX,

	.owner		= THIS_MODULE,

};



static int __init nft_template_module_init(void)

{

	return nft_register_expr(&nft_template_type);

}



static void __exit nft_template_module_exit(void)

{

	nft_unregister_expr(&nft_template_type);

}



module_init(nft_template_module_init);

module_exit(nft_template_module_exit);



MODULE_LICENSE("GPL");

MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");

MODULE_ALIAS_NFT_EXPR("template");