MODULE_AUTHOR("Netfilter Core Team <coreteam@netfilter.org>");
MODULE_DESCRIPTION("iptables MASQUERADE target module");
-#if 0
-#define DEBUGP printk
-#else
-#define DEBUGP(format, args...)
-#endif
-
/* Lock protects masq region inside conntrack */
static DEFINE_RWLOCK(masq_lock);
/* FIXME: Multiple targets. --RR */
-static int
+static bool
masquerade_check(const char *tablename,
const void *e,
const struct xt_target *target,
const struct nf_nat_multi_range_compat *mr = targinfo;
if (mr->range[0].flags & IP_NAT_RANGE_MAP_IPS) {
- DEBUGP("masquerade_check: bad MAP_IPS.\n");
- return 0;
+ pr_debug("masquerade_check: bad MAP_IPS.\n");
+ return false;
}
if (mr->rangesize != 1) {
- DEBUGP("masquerade_check: bad rangesize %u.\n", mr->rangesize);
- return 0;
+ pr_debug("masquerade_check: bad rangesize %u\n", mr->rangesize);
+ return false;
}
- return 1;
+ return true;
}
static unsigned int
enum ip_conntrack_info ctinfo;
struct nf_nat_range newrange;
const struct nf_nat_multi_range_compat *mr;
- struct rtable *rt;
+ const struct rtable *rt;
__be32 newsrc;
NF_CT_ASSERT(hooknum == NF_IP_POST_ROUTING);
return nf_nat_setup_info(ct, &newrange, hooknum);
}
-static inline int
+static int
device_cmp(struct nf_conn *i, void *ifindex)
{
- struct nf_conn_nat *nat = nfct_nat(i);
+ const struct nf_conn_nat *nat = nfct_nat(i);
int ret;
if (!nat)
unsigned long event,
void *ptr)
{
- struct net_device *dev = ptr;
+ const struct net_device *dev = ptr;
if (event == NETDEV_DOWN) {
/* Device was downed. Search entire table for
unsigned long event,
void *ptr)
{
- struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
+ const struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
if (event == NETDEV_DOWN) {
/* IP address was deleted. Search entire table for
.notifier_call = masq_inet_event,
};
-static struct xt_target masquerade = {
+static struct xt_target masquerade __read_mostly = {
.name = "MASQUERADE",
.family = AF_INET,
.target = masquerade_target,