cregit-Linux how code gets into the kernel

Release 4.7 include/linux/netfilter_bridge.h

Directory: include/linux
#ifndef __LINUX_BRIDGE_NETFILTER_H

#define __LINUX_BRIDGE_NETFILTER_H

#include <uapi/linux/netfilter_bridge.h>
#include <linux/skbuff.h>


enum nf_br_hook_priorities {
	
NF_BR_PRI_FIRST = INT_MIN,
	
NF_BR_PRI_NAT_DST_BRIDGED = -300,
	
NF_BR_PRI_FILTER_BRIDGED = -200,
	
NF_BR_PRI_BRNF = 0,
	
NF_BR_PRI_NAT_DST_OTHER = 100,
	
NF_BR_PRI_FILTER_OTHER = 200,
	
NF_BR_PRI_NAT_SRC = 300,
	
NF_BR_PRI_LAST = INT_MAX,
};

#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)

int br_handle_frame_finish(struct net *net, struct sock *sk, struct sk_buff *skb);


static inline void br_drop_fake_rtable(struct sk_buff *skb) { struct dst_entry *dst = skb_dst(skb); if (dst && (dst->flags & DST_FAKE_RTABLE)) skb_dst_drop(skb); }

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static inline int nf_bridge_get_physinif(const struct sk_buff *skb) { struct nf_bridge_info *nf_bridge; if (skb->nf_bridge == NULL) return 0; nf_bridge = skb->nf_bridge; return nf_bridge->physindev ? nf_bridge->physindev->ifindex : 0; }

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static inline int nf_bridge_get_physoutif(const struct sk_buff *skb) { struct nf_bridge_info *nf_bridge; if (skb->nf_bridge == NULL) return 0; nf_bridge = skb->nf_bridge; return nf_bridge->physoutdev ? nf_bridge->physoutdev->ifindex : 0; }

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florian westphalflorian westphal48100.00%2100.00%
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static inline struct net_device * nf_bridge_get_physindev(const struct sk_buff *skb) { return skb->nf_bridge ? skb->nf_bridge->physindev : NULL; }

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florian westphalflorian westphal28100.00%1100.00%
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static inline struct net_device * nf_bridge_get_physoutdev(const struct sk_buff *skb) { return skb->nf_bridge ? skb->nf_bridge->physoutdev : NULL; }

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static inline bool nf_bridge_in_prerouting(const struct sk_buff *skb) { return skb->nf_bridge && skb->nf_bridge->in_prerouting; }

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#else #define br_drop_fake_rtable(skb) do { } while (0)
static inline bool nf_bridge_in_prerouting(const struct sk_buff *skb) { return false; }

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#endif /* CONFIG_BRIDGE_NETFILTER */ #endif

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florian westphalflorian westphal19560.94%320.00%
bart de schuymerbart de schuymer5115.94%533.33%
peter huangpeter huang4614.38%16.67%
linus torvaldslinus torvalds103.12%16.67%
pablo neira ayusopablo neira ayuso51.56%16.67%
david s. millerdavid s. miller51.56%16.67%
eric w. biedermaneric w. biederman51.56%16.67%
stephen hemmingerstephen hemminger20.62%16.67%
david howellsdavid howells10.31%16.67%
Total320100.00%15100.00%
Directory: include/linux
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