MODULE_AUTHOR("Netfilter Core Team <coreteam@netfilter.org>");
MODULE_DESCRIPTION("ip6tables mangle table");
-#define MANGLE_VALID_HOOKS ((1 << NF_IP6_PRE_ROUTING) | \
- (1 << NF_IP6_LOCAL_IN) | \
- (1 << NF_IP6_FORWARD) | \
- (1 << NF_IP6_LOCAL_OUT) | \
- (1 << NF_IP6_POST_ROUTING))
+#define MANGLE_VALID_HOOKS ((1 << NF_INET_PRE_ROUTING) | \
+ (1 << NF_INET_LOCAL_IN) | \
+ (1 << NF_INET_FORWARD) | \
+ (1 << NF_INET_LOCAL_OUT) | \
+ (1 << NF_INET_POST_ROUTING))
static struct
{
.num_entries = 6,
.size = sizeof(struct ip6t_standard) * 5 + sizeof(struct ip6t_error),
.hook_entry = {
- [NF_IP6_PRE_ROUTING] = 0,
- [NF_IP6_LOCAL_IN] = sizeof(struct ip6t_standard),
- [NF_IP6_FORWARD] = sizeof(struct ip6t_standard) * 2,
- [NF_IP6_LOCAL_OUT] = sizeof(struct ip6t_standard) * 3,
- [NF_IP6_POST_ROUTING] = sizeof(struct ip6t_standard) * 4,
+ [NF_INET_PRE_ROUTING] = 0,
+ [NF_INET_LOCAL_IN] = sizeof(struct ip6t_standard),
+ [NF_INET_FORWARD] = sizeof(struct ip6t_standard) * 2,
+ [NF_INET_LOCAL_OUT] = sizeof(struct ip6t_standard) * 3,
+ [NF_INET_POST_ROUTING] = sizeof(struct ip6t_standard) * 4,
},
.underflow = {
- [NF_IP6_PRE_ROUTING] = 0,
- [NF_IP6_LOCAL_IN] = sizeof(struct ip6t_standard),
- [NF_IP6_FORWARD] = sizeof(struct ip6t_standard) * 2,
- [NF_IP6_LOCAL_OUT] = sizeof(struct ip6t_standard) * 3,
- [NF_IP6_POST_ROUTING] = sizeof(struct ip6t_standard) * 4,
+ [NF_INET_PRE_ROUTING] = 0,
+ [NF_INET_LOCAL_IN] = sizeof(struct ip6t_standard),
+ [NF_INET_FORWARD] = sizeof(struct ip6t_standard) * 2,
+ [NF_INET_LOCAL_OUT] = sizeof(struct ip6t_standard) * 3,
+ [NF_INET_POST_ROUTING] = sizeof(struct ip6t_standard) * 4,
},
},
.entries = {
/* The work comes in here from netfilter.c. */
static unsigned int
ip6t_route_hook(unsigned int hook,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
- return ip6t_do_table(pskb, hook, in, out, &packet_mangler);
+ return ip6t_do_table(skb, hook, in, out, &packet_mangler);
}
static unsigned int
ip6t_local_hook(unsigned int hook,
- struct sk_buff **pskb,
+ struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
#if 0
/* root is playing with raw sockets. */
- if ((*pskb)->len < sizeof(struct iphdr)
- || ip_hdrlen(*pskb) < sizeof(struct iphdr)) {
+ if (skb->len < sizeof(struct iphdr)
+ || ip_hdrlen(skb) < sizeof(struct iphdr)) {
if (net_ratelimit())
printk("ip6t_hook: happy cracking.\n");
return NF_ACCEPT;
#endif
/* save source/dest address, mark, hoplimit, flowlabel, priority, */
- memcpy(&saddr, &ipv6_hdr(*pskb)->saddr, sizeof(saddr));
- memcpy(&daddr, &ipv6_hdr(*pskb)->daddr, sizeof(daddr));
- mark = (*pskb)->mark;
- hop_limit = ipv6_hdr(*pskb)->hop_limit;
+ memcpy(&saddr, &ipv6_hdr(skb)->saddr, sizeof(saddr));
+ memcpy(&daddr, &ipv6_hdr(skb)->daddr, sizeof(daddr));
+ mark = skb->mark;
+ hop_limit = ipv6_hdr(skb)->hop_limit;
/* flowlabel and prio (includes version, which shouldn't change either */
- flowlabel = *((u_int32_t *)ipv6_hdr(*pskb));
+ flowlabel = *((u_int32_t *)ipv6_hdr(skb));
- ret = ip6t_do_table(pskb, hook, in, out, &packet_mangler);
+ ret = ip6t_do_table(skb, hook, in, out, &packet_mangler);
if (ret != NF_DROP && ret != NF_STOLEN
- && (memcmp(&ipv6_hdr(*pskb)->saddr, &saddr, sizeof(saddr))
- || memcmp(&ipv6_hdr(*pskb)->daddr, &daddr, sizeof(daddr))
- || (*pskb)->mark != mark
- || ipv6_hdr(*pskb)->hop_limit != hop_limit))
- return ip6_route_me_harder(*pskb) == 0 ? ret : NF_DROP;
+ && (memcmp(&ipv6_hdr(skb)->saddr, &saddr, sizeof(saddr))
+ || memcmp(&ipv6_hdr(skb)->daddr, &daddr, sizeof(daddr))
+ || skb->mark != mark
+ || ipv6_hdr(skb)->hop_limit != hop_limit))
+ return ip6_route_me_harder(skb) == 0 ? ret : NF_DROP;
return ret;
}
-static struct nf_hook_ops ip6t_ops[] = {
+static struct nf_hook_ops ip6t_ops[] __read_mostly = {
{
.hook = ip6t_route_hook,
.owner = THIS_MODULE,
.pf = PF_INET6,
- .hooknum = NF_IP6_PRE_ROUTING,
+ .hooknum = NF_INET_PRE_ROUTING,
.priority = NF_IP6_PRI_MANGLE,
},
{
.hook = ip6t_local_hook,
.owner = THIS_MODULE,
.pf = PF_INET6,
- .hooknum = NF_IP6_LOCAL_IN,
+ .hooknum = NF_INET_LOCAL_IN,
.priority = NF_IP6_PRI_MANGLE,
},
{
.hook = ip6t_route_hook,
.owner = THIS_MODULE,
.pf = PF_INET6,
- .hooknum = NF_IP6_FORWARD,
+ .hooknum = NF_INET_FORWARD,
.priority = NF_IP6_PRI_MANGLE,
},
{
.hook = ip6t_local_hook,
.owner = THIS_MODULE,
.pf = PF_INET6,
- .hooknum = NF_IP6_LOCAL_OUT,
+ .hooknum = NF_INET_LOCAL_OUT,
.priority = NF_IP6_PRI_MANGLE,
},
{
.hook = ip6t_route_hook,
.owner = THIS_MODULE,
.pf = PF_INET6,
- .hooknum = NF_IP6_POST_ROUTING,
+ .hooknum = NF_INET_POST_ROUTING,
.priority = NF_IP6_PRI_MANGLE,
},
};