projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 4b7fd5d9 PNA |
1 | #ifndef _BR_NETFILTER_H_ |
| 2 | #define _BR_NETFILTER_H_ | |
| 3 | ||
| 230ac490 PNA |
4 | #include "../../../net/bridge/br_private.h" |
| 5 | ||
| 6 | static inline struct nf_bridge_info *nf_bridge_alloc(struct sk_buff *skb) | |
| 7 | { | |
| 8 | skb->nf_bridge = kzalloc(sizeof(struct nf_bridge_info), GFP_ATOMIC); | |
| 9 | ||
| 10 | if (likely(skb->nf_bridge)) | |
| 11 | atomic_set(&(skb->nf_bridge->use), 1); | |
| 12 | ||
| 13 | return skb->nf_bridge; | |
| 14 | } | |
| 15 | ||
| 16 | void nf_bridge_update_protocol(struct sk_buff *skb); | |
| 17 | ||
| 18 | static inline struct nf_bridge_info * | |
| 19 | nf_bridge_info_get(const struct sk_buff *skb) | |
| 20 | { | |
| 21 | return skb->nf_bridge; | |
| 22 | } | |
| 23 | ||
| 24 | unsigned int nf_bridge_encap_header_len(const struct sk_buff *skb); | |
| 25 | ||
| 26 | static inline void nf_bridge_push_encap_header(struct sk_buff *skb) | |
| 27 | { | |
| 28 | unsigned int len = nf_bridge_encap_header_len(skb); | |
| 29 | ||
| 30 | skb_push(skb, len); | |
| 31 | skb->network_header -= len; | |
| 32 | } | |
| 33 | ||
| 0c4b51f0 | 34 | int br_nf_pre_routing_finish_bridge(struct net *net, struct sock *sk, struct sk_buff *skb); |
| 230ac490 PNA |
35 | |
| 36 | static inline struct rtable *bridge_parent_rtable(const struct net_device *dev) | |
| 37 | { | |
| 38 | struct net_bridge_port *port; | |
| 39 | ||
| 40 | port = br_port_get_rcu(dev); | |
| 41 | return port ? &port->br->fake_rtable : NULL; | |
| 42 | } | |
| 43 | ||
| 44 | struct net_device *setup_pre_routing(struct sk_buff *skb); | |
| 4b7fd5d9 PNA |
45 | void br_netfilter_enable(void); |
| 46 | ||
| 230ac490 | 47 | #if IS_ENABLED(CONFIG_IPV6) |
| c1444c63 | 48 | int br_validate_ipv6(struct net *net, struct sk_buff *skb); |
| 06198b34 | 49 | unsigned int br_nf_pre_routing_ipv6(void *priv, |
| 230ac490 PNA |
50 | struct sk_buff *skb, |
| 51 | const struct nf_hook_state *state); | |
| 52 | #else | |
| c1444c63 | 53 | static inline int br_validate_ipv6(struct net *net, struct sk_buff *skb) |
| 230ac490 PNA |
54 | { |
| 55 | return -1; | |
| 56 | } | |
| 57 | ||
| 58 | static inline unsigned int | |
| 59 | br_nf_pre_routing_ipv6(const struct nf_hook_ops *ops, struct sk_buff *skb, | |
| 60 | const struct nf_hook_state *state) | |
| 61 | { | |
| 18e1db67 | 62 | return NF_ACCEPT; |
| 230ac490 PNA |
63 | } |
| 64 | #endif | |
| 65 | ||
| 4b7fd5d9 | 66 | #endif /* _BR_NETFILTER_H_ */ |