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#ifndef __LINUX_NETFILTER_BRIDGE_WRAPPER_H
#define __LINUX_NETFILTER_BRIDGE_WRAPPER_H
#include_next <linux/netfilter_bridge.h>
#include <linux/version.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
#include <linux/if_vlan.h>
#include <linux/if_pppox.h>
static inline unsigned int nf_bridge_encap_header_len(const struct sk_buff *skb)
{
switch (skb->protocol) {
case __constant_htons(ETH_P_8021Q):
return VLAN_HLEN;
default:
return 0;
}
}
#endif /* linux version < 2.6.22 */
#endif
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