typedef unsigned int nf_hookfn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *));
+ const struct nf_hook_state *state);
struct nf_hook_ops {
struct list_head list;
* to ip6tables, which doesn't support NAT, so things are fairly simple. */
static unsigned int br_nf_pre_routing_ipv6(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
const struct ipv6hdr *hdr;
u32 pkt_len;
* address to be able to detect DNAT afterwards. */
static unsigned int br_nf_pre_routing(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct net_bridge_port *p;
struct net_bridge *br;
if (unlikely(!pskb_may_pull(skb, len)))
return NF_DROP;
- p = br_port_get_rcu(in);
+ p = br_port_get_rcu(state->in);
if (p == NULL)
return NF_DROP;
br = p->br;
return NF_ACCEPT;
nf_bridge_pull_encap_header_rcsum(skb);
- return br_nf_pre_routing_ipv6(ops, skb, in, out, okfn);
+ return br_nf_pre_routing_ipv6(ops, skb, state);
}
if (!brnf_call_iptables && !br->nf_call_iptables)
* prevent this from happening. */
static unsigned int br_nf_local_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
br_drop_fake_rtable(skb);
return NF_ACCEPT;
* bridge ports. */
static unsigned int br_nf_forward_ip(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_bridge_info *nf_bridge;
struct net_device *parent;
if (!nf_bridge_unshare(skb))
return NF_DROP;
- parent = bridge_parent(out);
+ parent = bridge_parent(state->out);
if (!parent)
return NF_DROP;
else
skb->protocol = htons(ETH_P_IPV6);
- NF_HOOK(pf, NF_INET_FORWARD, skb, brnf_get_logical_dev(skb, in), parent,
- br_nf_forward_finish);
+ NF_HOOK(pf, NF_INET_FORWARD, skb, brnf_get_logical_dev(skb, state->in),
+ parent, br_nf_forward_finish);
return NF_STOLEN;
}
static unsigned int br_nf_forward_arp(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct net_bridge_port *p;
struct net_bridge *br;
struct net_device **d = (struct net_device **)(skb->cb);
- p = br_port_get_rcu(out);
+ p = br_port_get_rcu(state->out);
if (p == NULL)
return NF_ACCEPT;
br = p->br;
nf_bridge_push_encap_header(skb);
return NF_ACCEPT;
}
- *d = (struct net_device *)in;
- NF_HOOK(NFPROTO_ARP, NF_ARP_FORWARD, skb, (struct net_device *)in,
- (struct net_device *)out, br_nf_forward_finish);
+ *d = state->in;
+ NF_HOOK(NFPROTO_ARP, NF_ARP_FORWARD, skb, state->in,
+ state->out, br_nf_forward_finish);
return NF_STOLEN;
}
/* PF_BRIDGE/POST_ROUTING ********************************************/
static unsigned int br_nf_post_routing(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_bridge_info *nf_bridge = skb->nf_bridge;
struct net_device *realoutdev = bridge_parent(skb->dev);
* for the second time. */
static unsigned int ip_sabotage_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
if (skb->nf_bridge &&
!(skb->nf_bridge->mask & BRNF_NF_BRIDGE_PREROUTING)) {
static unsigned int
ebt_in_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return ebt_do_table(ops->hooknum, skb, in, out,
- dev_net(in)->xt.frame_filter);
+ return ebt_do_table(ops->hooknum, skb, state->in, state->out,
+ dev_net(state->in)->xt.frame_filter);
}
static unsigned int
ebt_out_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return ebt_do_table(ops->hooknum, skb, in, out,
- dev_net(out)->xt.frame_filter);
+ return ebt_do_table(ops->hooknum, skb, state->in, state->out,
+ dev_net(state->out)->xt.frame_filter);
}
static struct nf_hook_ops ebt_ops_filter[] __read_mostly = {
static unsigned int
ebt_nat_in(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return ebt_do_table(ops->hooknum, skb, in, out,
- dev_net(in)->xt.frame_nat);
+ return ebt_do_table(ops->hooknum, skb, state->in, state->out,
+ dev_net(state->in)->xt.frame_nat);
}
static unsigned int
ebt_nat_out(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return ebt_do_table(ops->hooknum, skb, in, out,
- dev_net(out)->xt.frame_nat);
+ return ebt_do_table(ops->hooknum, skb, state->in, state->out,
+ dev_net(state->out)->xt.frame_nat);
}
static struct nf_hook_ops ebt_ops_nat[] __read_mostly = {
static unsigned int
nft_do_chain_bridge(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nft_pktinfo pkt;
switch (eth_hdr(skb)->h_proto) {
case htons(ETH_P_IP):
- nft_bridge_set_pktinfo_ipv4(&pkt, ops, skb, in, out);
+ nft_bridge_set_pktinfo_ipv4(&pkt, ops, skb, state->in, state->out);
break;
case htons(ETH_P_IPV6):
- nft_bridge_set_pktinfo_ipv6(&pkt, ops, skb, in, out);
+ nft_bridge_set_pktinfo_ipv6(&pkt, ops, skb, state->in, state->out);
break;
default:
- nft_set_pktinfo(&pkt, ops, skb, in, out);
+ nft_set_pktinfo(&pkt, ops, skb, state->in, state->out);
break;
}
static unsigned int dnrmg_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
dnrmg_send_peer(skb);
return NF_ACCEPT;
/* The work comes in here from netfilter.c */
static unsigned int
arptable_filter_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- const struct net *net = dev_net((in != NULL) ? in : out);
+ const struct net *net = dev_net(state->in ? state->in : state->out);
- return arpt_do_table(skb, ops->hooknum, in, out,
+ return arpt_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv4.arptable_filter);
}
static unsigned int
arp_mangle(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct arphdr *arp = arp_hdr(skb);
struct arp_payload *payload;
struct clusterip_config *c;
- struct net *net = dev_net(in ? in : out);
+ struct net *net = dev_net(state->in ? state->in : state->out);
/* we don't care about non-ethernet and non-ipv4 ARP */
if (arp->ar_hrd != htons(ARPHRD_ETHER) ||
* addresses on different interfacs. However, in the CLUSTERIP case
* this wouldn't work, since we didn't subscribe the mcast group on
* other interfaces */
- if (c->dev != out) {
+ if (c->dev != state->out) {
pr_debug("not mangling arp reply on different "
"interface: cip'%s'-skb'%s'\n",
- c->dev->name, out->name);
+ c->dev->name, state->out->name);
clusterip_config_put(c);
return NF_ACCEPT;
}
static unsigned int ipv4_synproxy_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *nhs)
{
- struct synproxy_net *snet = synproxy_pernet(dev_net(in ? : out));
+ struct synproxy_net *snet = synproxy_pernet(dev_net(nhs->in ? : nhs->out));
enum ip_conntrack_info ctinfo;
struct nf_conn *ct;
struct nf_conn_synproxy *synproxy;
static unsigned int
iptable_filter_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
const struct net *net;
/* root is playing with raw sockets. */
return NF_ACCEPT;
- net = dev_net((in != NULL) ? in : out);
- return ipt_do_table(skb, ops->hooknum, in, out,
+ net = dev_net(state->in ? state->in : state->out);
+ return ipt_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv4.iptable_filter);
}
static unsigned int
iptable_mangle_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
if (ops->hooknum == NF_INET_LOCAL_OUT)
- return ipt_mangle_out(skb, out);
+ return ipt_mangle_out(skb, state->out);
if (ops->hooknum == NF_INET_POST_ROUTING)
- return ipt_do_table(skb, ops->hooknum, in, out,
- dev_net(out)->ipv4.iptable_mangle);
+ return ipt_do_table(skb, ops->hooknum, state->in, state->out,
+ dev_net(state->out)->ipv4.iptable_mangle);
/* PREROUTING/INPUT/FORWARD: */
- return ipt_do_table(skb, ops->hooknum, in, out,
- dev_net(in)->ipv4.iptable_mangle);
+ return ipt_do_table(skb, ops->hooknum, state->in, state->out,
+ dev_net(state->in)->ipv4.iptable_mangle);
}
static struct nf_hook_ops *mangle_ops __read_mostly;
static unsigned int iptable_nat_ipv4_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_fn(ops, skb, in, out, iptable_nat_do_chain);
+ return nf_nat_ipv4_fn(ops, skb, state->in, state->out,
+ iptable_nat_do_chain);
}
static unsigned int iptable_nat_ipv4_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_in(ops, skb, in, out, iptable_nat_do_chain);
+ return nf_nat_ipv4_in(ops, skb, state->in, state->out,
+ iptable_nat_do_chain);
}
static unsigned int iptable_nat_ipv4_out(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_out(ops, skb, in, out, iptable_nat_do_chain);
+ return nf_nat_ipv4_out(ops, skb, state->in, state->out,
+ iptable_nat_do_chain);
}
static unsigned int iptable_nat_ipv4_local_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_local_fn(ops, skb, in, out, iptable_nat_do_chain);
+ return nf_nat_ipv4_local_fn(ops, skb, state->in, state->out,
+ iptable_nat_do_chain);
}
static struct nf_hook_ops nf_nat_ipv4_ops[] __read_mostly = {
/* The work comes in here from netfilter.c. */
static unsigned int
iptable_raw_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
const struct net *net;
/* root is playing with raw sockets. */
return NF_ACCEPT;
- net = dev_net((in != NULL) ? in : out);
- return ipt_do_table(skb, ops->hooknum, in, out, net->ipv4.iptable_raw);
+ net = dev_net(state->in ? state->in : state->out);
+ return ipt_do_table(skb, ops->hooknum, state->in, state->out,
+ net->ipv4.iptable_raw);
}
static struct nf_hook_ops *rawtable_ops __read_mostly;
static unsigned int
iptable_security_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
const struct net *net;
/* Somebody is playing with raw sockets. */
return NF_ACCEPT;
- net = dev_net((in != NULL) ? in : out);
- return ipt_do_table(skb, ops->hooknum, in, out,
+ net = dev_net(state->in ? state->in : state->out);
+ return ipt_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv4.iptable_security);
}
static unsigned int ipv4_helper(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;
static unsigned int ipv4_confirm(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;
static unsigned int ipv4_conntrack_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_conntrack_in(dev_net(in), PF_INET, ops->hooknum, skb);
+ return nf_conntrack_in(dev_net(state->in), PF_INET, ops->hooknum, skb);
}
static unsigned int ipv4_conntrack_local(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct iphdr) ||
ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- return nf_conntrack_in(dev_net(out), PF_INET, ops->hooknum, skb);
+ return nf_conntrack_in(dev_net(state->out), PF_INET, ops->hooknum, skb);
}
/* Connection tracking may drop packets, but never alters them, so
static unsigned int ipv4_conntrack_defrag(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct sock *sk = skb->sk;
struct inet_sock *inet = inet_sk(skb->sk);
static unsigned int
nft_do_chain_arp(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nft_pktinfo pkt;
- nft_set_pktinfo(&pkt, ops, skb, in, out);
+ nft_set_pktinfo(&pkt, ops, skb, state->in, state->out);
return nft_do_chain(&pkt, ops);
}
static unsigned int nft_do_chain_ipv4(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nft_pktinfo pkt;
- nft_set_pktinfo_ipv4(&pkt, ops, skb, in, out);
+ nft_set_pktinfo_ipv4(&pkt, ops, skb, state->in, state->out);
return nft_do_chain(&pkt, ops);
}
static unsigned int nft_ipv4_output(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
if (unlikely(skb->len < sizeof(struct iphdr) ||
ip_hdr(skb)->ihl < sizeof(struct iphdr) / 4)) {
return NF_ACCEPT;
}
- return nft_do_chain_ipv4(ops, skb, in, out, okfn);
+ return nft_do_chain_ipv4(ops, skb, state);
}
struct nft_af_info nft_af_ipv4 __read_mostly = {
static unsigned int nft_nat_ipv4_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_fn(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv4_fn(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv4_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_in(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv4_in(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv4_out(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_out(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv4_out(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv4_local_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv4_local_fn(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv4_local_fn(ops, skb, state->in, state->out,
+ nft_nat_do_chain);
}
static const struct nf_chain_type nft_chain_nat_ipv4 = {
static unsigned int nf_route_table_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
unsigned int ret;
struct nft_pktinfo pkt;
ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
- nft_set_pktinfo_ipv4(&pkt, ops, skb, in, out);
+ nft_set_pktinfo_ipv4(&pkt, ops, skb, state->in, state->out);
mark = skb->mark;
iph = ip_hdr(skb);
static unsigned int ipv6_synproxy_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *nhs)
{
- struct synproxy_net *snet = synproxy_pernet(dev_net(in ? : out));
+ struct synproxy_net *snet = synproxy_pernet(dev_net(nhs->in ? : nhs->out));
enum ip_conntrack_info ctinfo;
struct nf_conn *ct;
struct nf_conn_synproxy *synproxy;
/* The work comes in here from netfilter.c. */
static unsigned int
ip6table_filter_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- const struct net *net = dev_net((in != NULL) ? in : out);
+ const struct net *net = dev_net(state->in ? state->in : state->out);
- return ip6t_do_table(skb, ops->hooknum, in, out,
+ return ip6t_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv6.ip6table_filter);
}
/* The work comes in here from netfilter.c. */
static unsigned int
ip6table_mangle_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
if (ops->hooknum == NF_INET_LOCAL_OUT)
- return ip6t_mangle_out(skb, out);
+ return ip6t_mangle_out(skb, state->out);
if (ops->hooknum == NF_INET_POST_ROUTING)
- return ip6t_do_table(skb, ops->hooknum, in, out,
- dev_net(out)->ipv6.ip6table_mangle);
+ return ip6t_do_table(skb, ops->hooknum, state->in, state->out,
+ dev_net(state->out)->ipv6.ip6table_mangle);
/* INPUT/FORWARD */
- return ip6t_do_table(skb, ops->hooknum, in, out,
- dev_net(in)->ipv6.ip6table_mangle);
+ return ip6t_do_table(skb, ops->hooknum, state->in, state->out,
+ dev_net(state->in)->ipv6.ip6table_mangle);
}
static struct nf_hook_ops *mangle_ops __read_mostly;
static unsigned int ip6table_nat_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_fn(ops, skb, in, out, ip6table_nat_do_chain);
+ return nf_nat_ipv6_fn(ops, skb, state->in, state->out,
+ ip6table_nat_do_chain);
}
static unsigned int ip6table_nat_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_in(ops, skb, in, out, ip6table_nat_do_chain);
+ return nf_nat_ipv6_in(ops, skb, state->in, state->out,
+ ip6table_nat_do_chain);
}
static unsigned int ip6table_nat_out(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_out(ops, skb, in, out, ip6table_nat_do_chain);
+ return nf_nat_ipv6_out(ops, skb, state->in, state->out,
+ ip6table_nat_do_chain);
}
static unsigned int ip6table_nat_local_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_local_fn(ops, skb, in, out, ip6table_nat_do_chain);
+ return nf_nat_ipv6_local_fn(ops, skb, state->in, state->out,
+ ip6table_nat_do_chain);
}
static struct nf_hook_ops nf_nat_ipv6_ops[] __read_mostly = {
/* The work comes in here from netfilter.c. */
static unsigned int
ip6table_raw_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- const struct net *net = dev_net((in != NULL) ? in : out);
+ const struct net *net = dev_net(state->in ? state->in : state->out);
- return ip6t_do_table(skb, ops->hooknum, in, out,
+ return ip6t_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv6.ip6table_raw);
}
static unsigned int
ip6table_security_hook(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- const struct net *net = dev_net((in != NULL) ? in : out);
+ const struct net *net = dev_net(state->in ? state->in : state->out);
- return ip6t_do_table(skb, ops->hooknum, in, out,
+ return ip6t_do_table(skb, ops->hooknum, state->in, state->out,
net->ipv6.ip6table_security);
}
static unsigned int ipv6_helper(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_conn *ct;
const struct nf_conn_help *help;
static unsigned int ipv6_confirm(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;
static unsigned int ipv6_conntrack_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_conntrack_in(dev_net(in), PF_INET6, ops->hooknum, skb);
+ return nf_conntrack_in(dev_net(state->in), PF_INET6, ops->hooknum, skb);
}
static unsigned int ipv6_conntrack_local(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
/* root is playing with raw sockets. */
if (skb->len < sizeof(struct ipv6hdr)) {
net_notice_ratelimited("ipv6_conntrack_local: packet too short\n");
return NF_ACCEPT;
}
- return nf_conntrack_in(dev_net(out), PF_INET6, ops->hooknum, skb);
+ return nf_conntrack_in(dev_net(state->out), PF_INET6, ops->hooknum, skb);
}
static struct nf_hook_ops ipv6_conntrack_ops[] __read_mostly = {
static unsigned int ipv6_defrag(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct sk_buff *reasm;
nf_ct_frag6_consume_orig(reasm);
NF_HOOK_THRESH(NFPROTO_IPV6, ops->hooknum, reasm,
- (struct net_device *) in, (struct net_device *) out,
- okfn, NF_IP6_PRI_CONNTRACK_DEFRAG + 1);
+ state->in, state->out,
+ state->okfn, NF_IP6_PRI_CONNTRACK_DEFRAG + 1);
return NF_STOLEN;
}
static unsigned int nft_do_chain_ipv6(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct nft_pktinfo pkt;
/* malformed packet, drop it */
- if (nft_set_pktinfo_ipv6(&pkt, ops, skb, in, out) < 0)
+ if (nft_set_pktinfo_ipv6(&pkt, ops, skb, state->in, state->out) < 0)
return NF_DROP;
return nft_do_chain(&pkt, ops);
static unsigned int nft_ipv6_output(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
if (unlikely(skb->len < sizeof(struct ipv6hdr))) {
if (net_ratelimit())
return NF_ACCEPT;
}
- return nft_do_chain_ipv6(ops, skb, in, out, okfn);
+ return nft_do_chain_ipv6(ops, skb, state);
}
struct nft_af_info nft_af_ipv6 __read_mostly = {
static unsigned int nft_nat_ipv6_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_fn(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv6_fn(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv6_in(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_in(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv6_in(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv6_out(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_out(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv6_out(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static unsigned int nft_nat_ipv6_local_fn(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return nf_nat_ipv6_local_fn(ops, skb, in, out, nft_nat_do_chain);
+ return nf_nat_ipv6_local_fn(ops, skb, state->in, state->out, nft_nat_do_chain);
}
static const struct nf_chain_type nft_chain_nat_ipv6 = {
static unsigned int nf_route_table_hook(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
unsigned int ret;
struct nft_pktinfo pkt;
u32 mark, flowlabel;
/* malformed packet, drop it */
- if (nft_set_pktinfo_ipv6(&pkt, ops, skb, in, out) < 0)
+ if (nft_set_pktinfo_ipv6(&pkt, ops, skb, state->in, state->out) < 0)
return NF_DROP;
/* save source/dest address, mark, hoplimit, flowlabel, priority */
/* Optimization: we don't need to hold module
reference here, since function can't sleep. --RR */
repeat:
- verdict = (*elemp)->hook(*elemp, skb, state->in, state->out,
- state->okfn);
+ verdict = (*elemp)->hook(*elemp, skb, state);
if (verdict != NF_ACCEPT) {
#ifdef CONFIG_NETFILTER_DEBUG
if (unlikely((verdict & NF_VERDICT_MASK)
*/
static unsigned int
ip_vs_reply4(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_out(ops->hooknum, skb, AF_INET);
}
*/
static unsigned int
ip_vs_local_reply4(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_out(ops->hooknum, skb, AF_INET);
}
*/
static unsigned int
ip_vs_reply6(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_out(ops->hooknum, skb, AF_INET6);
}
*/
static unsigned int
ip_vs_local_reply6(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_out(ops->hooknum, skb, AF_INET6);
}
*/
static unsigned int
ip_vs_remote_request4(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_in(ops->hooknum, skb, AF_INET);
}
*/
static unsigned int
ip_vs_local_request4(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_in(ops->hooknum, skb, AF_INET);
}
*/
static unsigned int
ip_vs_remote_request6(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_in(ops->hooknum, skb, AF_INET6);
}
*/
static unsigned int
ip_vs_local_request6(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return ip_vs_in(ops->hooknum, skb, AF_INET6);
}
*/
static unsigned int
ip_vs_forward_icmp(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
int r;
struct net *net;
#ifdef CONFIG_IP_VS_IPV6
static unsigned int
ip_vs_forward_icmp_v6(const struct nf_hook_ops *ops, struct sk_buff *skb,
- const struct net_device *in, const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
int r;
struct net *net;
static unsigned int selinux_ipv4_forward(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return selinux_ip_forward(skb, in, PF_INET);
+ return selinux_ip_forward(skb, state->in, PF_INET);
}
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
static unsigned int selinux_ipv6_forward(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return selinux_ip_forward(skb, in, PF_INET6);
+ return selinux_ip_forward(skb, state->in, PF_INET6);
}
#endif /* IPV6 */
static unsigned int selinux_ipv4_output(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
return selinux_ip_output(skb, PF_INET);
}
static unsigned int selinux_ipv4_postroute(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return selinux_ip_postroute(skb, out, PF_INET);
+ return selinux_ip_postroute(skb, state->out, PF_INET);
}
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
static unsigned int selinux_ipv6_postroute(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
- return selinux_ip_postroute(skb, out, PF_INET6);
+ return selinux_ip_postroute(skb, state->out, PF_INET6);
}
#endif /* IPV6 */
static unsigned int smack_ipv6_output(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct socket_smack *ssp;
struct smack_known *skp;
static unsigned int smack_ipv4_output(const struct nf_hook_ops *ops,
struct sk_buff *skb,
- const struct net_device *in,
- const struct net_device *out,
- int (*okfn)(struct sk_buff *))
+ const struct nf_hook_state *state)
{
struct socket_smack *ssp;
struct smack_known *skp;