Release 4.14 net/netfilter/xt_comment.c

/*
 * Implements a dummy match to allow attaching comments to rules
 *
 * 2003-05-13 Brad Fisher (brad@info-link.net)
 */

#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter/xt_comment.h>

MODULE_AUTHOR("Brad Fisher <brad@info-link.net>");
MODULE_DESCRIPTION("Xtables: No-op match which can be tagged with a comment");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_comment");
MODULE_ALIAS("ip6t_comment");


static bool

comment_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
	/* We always match */
	return true;
}

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Patrick McHardy
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76.19%
1
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Jan Engelhardt
5
23.81%
4
80.00%
Total
21
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5
100.00%


static struct xt_match comment_mt_reg __read_mostly = {
	.name      = "comment",
	.revision  = 0,
	.family    = NFPROTO_UNSPEC,
	.match     = comment_mt,
	.matchsize = sizeof(struct xt_comment_info),
	.me        = THIS_MODULE,
};



static int __init comment_mt_init(void)
{
	return xt_register_match(&comment_mt_reg);
}

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Jan Engelhardt
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Harald Welte
1
6.25%
1
20.00%
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16
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5
100.00%



static void __exit comment_mt_exit(void)
{
	xt_unregister_match(&comment_mt_reg);
}

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Patrick McHardy
9
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Jan Engelhardt
4
26.67%
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Harald Welte
2
13.33%
1
20.00%
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15
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5
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module_init(comment_mt_init);

module_exit(comment_mt_exit);
Overall Contributors
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CommitProp
Patrick McHardy
92
64.79%
4
36.36%
Harald Welte
29
20.42%
1
9.09%
Jan Engelhardt
21
14.79%
6
54.55%
Total
142
100.00%
11
100.00%
Directory: net/netfilter

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