#include <net/sock.h>
#include <linux/netfilter_ipv4/ipt_owner.h>
-#include <linux/netfilter_ipv4/ip_tables.h>
+#include <linux/netfilter/x_tables.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Marc Boucher <marc@mbsi.ca>");
MODULE_DESCRIPTION("iptables owner match");
-static int
+static bool
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
const void *matchinfo,
int offset,
unsigned int protoff,
- int *hotdrop)
+ bool *hotdrop)
{
const struct ipt_owner_info *info = matchinfo;
if (!skb->sk || !skb->sk->sk_socket || !skb->sk->sk_socket->file)
- return 0;
+ return false;
if(info->match & IPT_OWNER_UID) {
if ((skb->sk->sk_socket->file->f_uid != info->uid) ^
!!(info->invert & IPT_OWNER_UID))
- return 0;
+ return false;
}
if(info->match & IPT_OWNER_GID) {
if ((skb->sk->sk_socket->file->f_gid != info->gid) ^
!!(info->invert & IPT_OWNER_GID))
- return 0;
+ return false;
}
- return 1;
+ return true;
}
-static int
+static bool
checkentry(const char *tablename,
- const void *ip,
+ const void *ip,
const struct xt_match *match,
- void *matchinfo,
- unsigned int hook_mask)
+ 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 0;
+ return false;
}
- return 1;
+ return true;
}
-static struct ipt_match owner_match = {
+static struct xt_match owner_match __read_mostly = {
.name = "owner",
+ .family = AF_INET,
.match = match,
.matchsize = sizeof(struct ipt_owner_info),
.hooks = (1 << NF_IP_LOCAL_OUT) | (1 << NF_IP_POST_ROUTING),
static int __init ipt_owner_init(void)
{
- return ipt_register_match(&owner_match);
+ return xt_register_match(&owner_match);
}
static void __exit ipt_owner_fini(void)
{
- ipt_unregister_match(&owner_match);
+ xt_unregister_match(&owner_match);
}
module_init(ipt_owner_init);