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authorJan Engelhardt <jengelh@computergmbh.de>2007-12-04 23:27:38 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:55:55 -0800
commit0265ab44bacc1a1e0e3f5873d8ca2d5a29e33db2 (patch)
tree977ab0ae0832876f5e46fb19e0047364e0bcdf45 /net/ipv4
parent9e67d5a739327c44885adebb4f3a538050be73e4 (diff)
[NETFILTER]: merge ipt_owner/ip6t_owner in xt_owner
xt_owner merges ipt_owner and ip6t_owner, and adds a flag to match on socket (non-)existence. Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/Kconfig9
-rw-r--r--net/ipv4/netfilter/Makefile1
-rw-r--r--net/ipv4/netfilter/ipt_owner.c87
3 files changed, 0 insertions, 97 deletions
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 9aca9c55687..6c563d908c7 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -111,15 +111,6 @@ config IP_NF_MATCH_TTL
To compile it as a module, choose M here. If unsure, say N.
-config IP_NF_MATCH_OWNER
- tristate "Owner match support"
- depends on IP_NF_IPTABLES
- help
- Packet owner matching allows you to match locally-generated packets
- based on who created them: the user, group, process or session.
-
- To compile it as a module, choose M here. If unsure, say N.
-
config IP_NF_MATCH_ADDRTYPE
tristate 'address type match support'
depends on IP_NF_IPTABLES
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index 7456833d6ad..42199e93b86 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -45,7 +45,6 @@ obj-$(CONFIG_IP_NF_MATCH_ADDRTYPE) += ipt_addrtype.o
obj-$(CONFIG_IP_NF_MATCH_AH) += ipt_ah.o
obj-$(CONFIG_IP_NF_MATCH_ECN) += ipt_ecn.o
obj-$(CONFIG_IP_NF_MATCH_IPRANGE) += ipt_iprange.o
-obj-$(CONFIG_IP_NF_MATCH_OWNER) += ipt_owner.o
obj-$(CONFIG_IP_NF_MATCH_RECENT) += ipt_recent.o
obj-$(CONFIG_IP_NF_MATCH_TOS) += ipt_tos.o
obj-$(CONFIG_IP_NF_MATCH_TTL) += ipt_ttl.o
diff --git a/net/ipv4/netfilter/ipt_owner.c b/net/ipv4/netfilter/ipt_owner.c
deleted file mode 100644
index 4f1aa897d4b..00000000000
--- a/net/ipv4/netfilter/ipt_owner.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/* Kernel module to match various things tied to sockets associated with
- locally generated outgoing packets. */
-
-/* (C) 2000 Marc Boucher <marc@mbsi.ca>
- *
- * 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/file.h>
-#include <linux/rcupdate.h>
-#include <net/sock.h>
-
-#include <linux/netfilter_ipv4/ipt_owner.h>
-#include <linux/netfilter/x_tables.h>
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Marc Boucher <marc@mbsi.ca>");
-MODULE_DESCRIPTION("iptables owner match");
-
-static bool
-owner_mt(const struct sk_buff *skb, const struct net_device *in,
- const struct net_device *out, const struct xt_match *match,
- const void *matchinfo, int offset, unsigned int protoff,
- bool *hotdrop)
-{
- const struct ipt_owner_info *info = matchinfo;
-
- if (!skb->sk || !skb->sk->sk_socket || !skb->sk->sk_socket->file)
- return false;
-
- if(info->match & IPT_OWNER_UID) {
- if ((skb->sk->sk_socket->file->f_uid != info->uid) ^
- !!(info->invert & IPT_OWNER_UID))
- return false;
- }
-
- if(info->match & IPT_OWNER_GID) {
- if ((skb->sk->sk_socket->file->f_gid != info->gid) ^
- !!(info->invert & IPT_OWNER_GID))
- return false;
- }
-
- return true;
-}
-
-static bool
-owner_mt_check(const char *tablename, const void *ip,
- const struct xt_match *match, void *matchinfo,
- unsigned int hook_mask)
-{
- const struct ipt_owner_info *info = matchinfo;
-
- if (info->match & (IPT_OWNER_PID|IPT_OWNER_SID|IPT_OWNER_COMM)) {
- printk("ipt_owner: pid, sid and command matching "
- "not supported anymore\n");
- return false;
- }
- return true;
-}
-
-static struct xt_match owner_mt_reg __read_mostly = {
- .name = "owner",
- .family = AF_INET,
- .match = owner_mt,
- .matchsize = sizeof(struct ipt_owner_info),
- .hooks = (1 << NF_INET_LOCAL_OUT) |
- (1 << NF_INET_POST_ROUTING),
- .checkentry = owner_mt_check,
- .me = THIS_MODULE,
-};
-
-static int __init owner_mt_init(void)
-{
- return xt_register_match(&owner_mt_reg);
-}
-
-static void __exit owner_mt_exit(void)
-{
- xt_unregister_match(&owner_mt_reg);
-}
-
-module_init(owner_mt_init);
-module_exit(owner_mt_exit);