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authorJan Engelhardt <jengelh@medozas.de>2009-06-12 19:46:26 +0200
committerJan Engelhardt <jengelh@medozas.de>2009-08-10 13:32:30 +0200
commit6461caed83412ae3e9a16785ffa64396fb66c6a6 (patch)
tree534e030c101b9264090d3e49196931ab1974fe69 /net
parent4725c7287ef2c4340cb433f59e40d143c1f43c22 (diff)
downloadkernel-crypto-6461caed83412ae3e9a16785ffa64396fb66c6a6.tar.gz
kernel-crypto-6461caed83412ae3e9a16785ffa64396fb66c6a6.tar.xz
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netfilter: xtables: remove xt_owner v0
Superseded by xt_owner v1 (v2.6.24-2388-g0265ab4). Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/xt_owner.c130
1 files changed, 12 insertions, 118 deletions
diff --git a/net/netfilter/xt_owner.c b/net/netfilter/xt_owner.c
index 22b2a5e881e..d24c76dffee 100644
--- a/net/netfilter/xt_owner.c
+++ b/net/netfilter/xt_owner.c
@@ -5,7 +5,6 @@
* (C) 2000 Marc Boucher <marc@mbsi.ca>
*
* Copyright © CC Computer Consultants GmbH, 2007 - 2008
- * <jengelh@computergmbh.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
@@ -17,60 +16,6 @@
#include <net/sock.h>
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter/xt_owner.h>
-#include <linux/netfilter_ipv4/ipt_owner.h>
-#include <linux/netfilter_ipv6/ip6t_owner.h>
-
-static bool
-owner_mt_v0(const struct sk_buff *skb, const struct xt_match_param *par)
-{
- const struct ipt_owner_info *info = par->matchinfo;
- const struct file *filp;
-
- if (skb->sk == NULL || skb->sk->sk_socket == NULL)
- return false;
-
- filp = skb->sk->sk_socket->file;
- if (filp == NULL)
- return false;
-
- if (info->match & IPT_OWNER_UID)
- if ((filp->f_cred->fsuid != info->uid) ^
- !!(info->invert & IPT_OWNER_UID))
- return false;
-
- if (info->match & IPT_OWNER_GID)
- if ((filp->f_cred->fsgid != info->gid) ^
- !!(info->invert & IPT_OWNER_GID))
- return false;
-
- return true;
-}
-
-static bool
-owner_mt6_v0(const struct sk_buff *skb, const struct xt_match_param *par)
-{
- const struct ip6t_owner_info *info = par->matchinfo;
- const struct file *filp;
-
- if (skb->sk == NULL || skb->sk->sk_socket == NULL)
- return false;
-
- filp = skb->sk->sk_socket->file;
- if (filp == NULL)
- return false;
-
- if (info->match & IP6T_OWNER_UID)
- if ((filp->f_cred->fsuid != info->uid) ^
- !!(info->invert & IP6T_OWNER_UID))
- return false;
-
- if (info->match & IP6T_OWNER_GID)
- if ((filp->f_cred->fsgid != info->gid) ^
- !!(info->invert & IP6T_OWNER_GID))
- return false;
-
- return true;
-}
static bool
owner_mt(const struct sk_buff *skb, const struct xt_match_param *par)
@@ -107,81 +52,30 @@ owner_mt(const struct sk_buff *skb, const struct xt_match_param *par)
return true;
}
-static bool owner_mt_check_v0(const struct xt_mtchk_param *par)
-{
- const struct ipt_owner_info *info = par->matchinfo;
-
- if (info->match & (IPT_OWNER_PID | IPT_OWNER_SID | IPT_OWNER_COMM)) {
- printk(KERN_WARNING KBUILD_MODNAME
- ": PID, SID and command matching is not "
- "supported anymore\n");
- return false;
- }
-
- return true;
-}
-
-static bool owner_mt6_check_v0(const struct xt_mtchk_param *par)
-{
- const struct ip6t_owner_info *info = par->matchinfo;
-
- if (info->match & (IP6T_OWNER_PID | IP6T_OWNER_SID)) {
- printk(KERN_WARNING KBUILD_MODNAME
- ": PID and SID matching is not supported anymore\n");
- return false;
- }
-
- return true;
-}
-
-static struct xt_match owner_mt_reg[] __read_mostly = {
- {
- .name = "owner",
- .revision = 0,
- .family = NFPROTO_IPV4,
- .match = owner_mt_v0,
- .matchsize = sizeof(struct ipt_owner_info),
- .checkentry = owner_mt_check_v0,
- .hooks = (1 << NF_INET_LOCAL_OUT) |
- (1 << NF_INET_POST_ROUTING),
- .me = THIS_MODULE,
- },
- {
- .name = "owner",
- .revision = 0,
- .family = NFPROTO_IPV6,
- .match = owner_mt6_v0,
- .matchsize = sizeof(struct ip6t_owner_info),
- .checkentry = owner_mt6_check_v0,
- .hooks = (1 << NF_INET_LOCAL_OUT) |
- (1 << NF_INET_POST_ROUTING),
- .me = THIS_MODULE,
- },
- {
- .name = "owner",
- .revision = 1,
- .family = NFPROTO_UNSPEC,
- .match = owner_mt,
- .matchsize = sizeof(struct xt_owner_match_info),
- .hooks = (1 << NF_INET_LOCAL_OUT) |
- (1 << NF_INET_POST_ROUTING),
- .me = THIS_MODULE,
- },
+static struct xt_match owner_mt_reg __read_mostly = {
+ .name = "owner",
+ .revision = 1,
+ .family = NFPROTO_UNSPEC,
+ .match = owner_mt,
+ .matchsize = sizeof(struct xt_owner_match_info),
+ .hooks = (1 << NF_INET_LOCAL_OUT) |
+ (1 << NF_INET_POST_ROUTING),
+ .me = THIS_MODULE,
};
static int __init owner_mt_init(void)
{
- return xt_register_matches(owner_mt_reg, ARRAY_SIZE(owner_mt_reg));
+ return xt_register_match(&owner_mt_reg);
}
static void __exit owner_mt_exit(void)
{
- xt_unregister_matches(owner_mt_reg, ARRAY_SIZE(owner_mt_reg));
+ xt_unregister_match(&owner_mt_reg);
}
module_init(owner_mt_init);
module_exit(owner_mt_exit);
-MODULE_AUTHOR("Jan Engelhardt <jengelh@computergmbh.de>");
+MODULE_AUTHOR("Jan Engelhardt <jengelh@medozas.de>");
MODULE_DESCRIPTION("Xtables: socket owner matching");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_owner");