cregit-Linux how code gets into the kernel

Release 4.11 net/netfilter/xt_realm.c

Directory: net/netfilter
/* IP tables module for matching the routing realm
 *
 * (C) 2003 by Sampsa Ranta <sampsa@netsonic.fi>
 *
 * 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/netdevice.h>
#include <net/route.h>

#include <linux/netfilter_ipv4.h>
#include <linux/netfilter/xt_realm.h>
#include <linux/netfilter/x_tables.h>

MODULE_AUTHOR("Sampsa Ranta <sampsa@netsonic.fi>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Xtables: Routing realm match");
MODULE_ALIAS("ipt_realm");


static bool realm_mt(const struct sk_buff *skb, struct xt_action_param *par) { 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; }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy4881.36%112.50%
Jan Engelhardt711.86%562.50%
Eric Dumazet35.08%112.50%
Harald Welte11.69%112.50%
Total59100.00%8100.00%

static struct xt_match realm_mt_reg __read_mostly = { .name = "realm", .match = realm_mt, .matchsize = sizeof(struct xt_realm_info), .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 realm_mt_init(void) { return xt_register_match(&realm_mt_reg); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy1381.25%133.33%
Jan Engelhardt212.50%133.33%
Harald Welte16.25%133.33%
Total16100.00%3100.00%


static void __exit realm_mt_exit(void) { xt_unregister_match(&realm_mt_reg); }

Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy1280.00%133.33%
Jan Engelhardt213.33%133.33%
Harald Welte16.67%133.33%
Total15100.00%3100.00%

module_init(realm_mt_init); module_exit(realm_mt_exit);

Overall Contributors

PersonTokensPropCommitsCommitProp
Patrick McHardy16982.04%533.33%
Jan Engelhardt178.25%746.67%
Harald Welte136.31%16.67%
Pablo Neira Ayuso41.94%16.67%
Eric Dumazet31.46%16.67%
Total206100.00%15100.00%
Directory: net/netfilter
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