diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/net/netfilter/xt_realm.c | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/net/netfilter/xt_realm.c')
-rw-r--r-- | kernel/net/netfilter/xt_realm.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/kernel/net/netfilter/xt_realm.c b/kernel/net/netfilter/xt_realm.c new file mode 100644 index 000000000..459a7b256 --- /dev/null +++ b/kernel/net/netfilter/xt_realm.c @@ -0,0 +1,54 @@ +/* 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; +} + +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); +} + +static void __exit realm_mt_exit(void) +{ + xt_unregister_match(&realm_mt_reg); +} + +module_init(realm_mt_init); +module_exit(realm_mt_exit); |