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netfilter: xtables: remove xt_mark v0

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Superseded by xt_mark v1 (v2.6.24-2922-g17b0d7e).

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
This commit is contained in:
Jan Engelhardt 2009-06-12 19:02:27 +02:00
parent 36d4084dc8
commit 4725c7287e
3 changed files with 10 additions and 84 deletions
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3
Documentation/feature-removal-schedule.txt
View file

@ -238,9 +238,6 @@ What (Why):
- "forwarding" header files like ipt_mac.h in
include/linux/netfilter_ipv4/ and include/linux/netfilter_ipv6/
- xt_mark match revision 0
(superseded by xt_mark match revision 1)
- xt_recent: the old ipt_recent proc dir
(superseded by /proc/net/xt_recent)

5
include/linux/netfilter/xt_mark.h
View file

@ -3,11 +3,6 @@
#include <linux/types.h>
struct xt_mark_info {
unsigned long mark, mask;
__u8 invert;
};
struct xt_mark_mtinfo1 {
__u32 mark, mask;
__u8 invert;

86
net/netfilter/xt_mark.c
View file

@ -3,7 +3,7 @@
*
* (C) 1999-2001 Marc Boucher <marc@mbsi.ca>
* Copyright © CC Computer Consultants GmbH, 2007 - 2008
* Jan Engelhardt <jengelh@computergmbh.de>
* Jan Engelhardt <jengelh@medozas.de>
*
* 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
@ -22,14 +22,6 @@ MODULE_DESCRIPTION("Xtables: packet mark match");
MODULE_ALIAS("ipt_mark");
MODULE_ALIAS("ip6t_mark");
static bool
mark_mt_v0(const struct sk_buff *skb, const struct xt_match_param *par)
{
const struct xt_mark_info *info = par->matchinfo;
return ((skb->mark & info->mask) == info->mark) ^ info->invert;
}
static bool
mark_mt(const struct sk_buff *skb, const struct xt_match_param *par)
{
@ -38,81 +30,23 @@ mark_mt(const struct sk_buff *skb, const struct xt_match_param *par)
return ((skb->mark & info->mask) == info->mark) ^ info->invert;
}
static bool mark_mt_check_v0(const struct xt_mtchk_param *par)
{
const struct xt_mark_info *minfo = par->matchinfo;
if (minfo->mark > 0xffffffff || minfo->mask > 0xffffffff) {
printk(KERN_WARNING "mark: only supports 32bit mark\n");
return false;
}
return true;
}
#ifdef CONFIG_COMPAT
struct compat_xt_mark_info {
compat_ulong_t mark, mask;
u_int8_t invert;
u_int8_t __pad1;
u_int16_t __pad2;
};
static void mark_mt_compat_from_user_v0(void *dst, void *src)
{
const struct compat_xt_mark_info *cm = src;
struct xt_mark_info m = {
.mark = cm->mark,
.mask = cm->mask,
.invert = cm->invert,
};
memcpy(dst, &m, sizeof(m));
}
static int mark_mt_compat_to_user_v0(void __user *dst, void *src)
{
const struct xt_mark_info *m = src;
struct compat_xt_mark_info cm = {
.mark = m->mark,
.mask = m->mask,
.invert = m->invert,
};
return copy_to_user(dst, &cm, sizeof(cm)) ? -EFAULT : 0;
}
#endif /* CONFIG_COMPAT */
static struct xt_match mark_mt_reg[] __read_mostly = {
{
.name = "mark",
.revision = 0,
.family = NFPROTO_UNSPEC,
.checkentry = mark_mt_check_v0,
.match = mark_mt_v0,
.matchsize = sizeof(struct xt_mark_info),
#ifdef CONFIG_COMPAT
.compatsize = sizeof(struct compat_xt_mark_info),
.compat_from_user = mark_mt_compat_from_user_v0,
.compat_to_user = mark_mt_compat_to_user_v0,
#endif
.me = THIS_MODULE,
},
{
.name = "mark",
.revision = 1,
.family = NFPROTO_UNSPEC,
.match = mark_mt,
.matchsize = sizeof(struct xt_mark_mtinfo1),
.me = THIS_MODULE,
},
static struct xt_match mark_mt_reg __read_mostly = {
.name = "mark",
.revision = 1,
.family = NFPROTO_UNSPEC,
.match = mark_mt,
.matchsize = sizeof(struct xt_mark_mtinfo1),
.me = THIS_MODULE,
};
static int __init mark_mt_init(void)
{
return xt_register_matches(mark_mt_reg, ARRAY_SIZE(mark_mt_reg));
return xt_register_match(&mark_mt_reg);
}
static void __exit mark_mt_exit(void)
{
xt_unregister_matches(mark_mt_reg, ARRAY_SIZE(mark_mt_reg));
xt_unregister_match(&mark_mt_reg);
}
module_init(mark_mt_init);