/usr/src/xtables-addons-1.40/compat_skbuff.h is in xtables-addons-dkms 1.40-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | #ifndef COMPAT_SKBUFF_H
#define COMPAT_SKBUFF_H 1
struct tcphdr;
struct udphdr;
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 30)
static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst)
{
skb->dst = dst;
}
static inline struct dst_entry *skb_dst(const struct sk_buff *skb)
{
return skb->dst;
}
static inline struct rtable *skb_rtable(const struct sk_buff *skb)
{
return (void *)skb->dst;
}
#endif
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 19)
# define skb_ifindex(skb) \
(((skb)->input_dev != NULL) ? (skb)->input_dev->ifindex : 0)
# define skb_nfmark(skb) (((struct sk_buff *)(skb))->nfmark)
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 32)
# define skb_ifindex(skb) (skb)->iif
# define skb_nfmark(skb) (((struct sk_buff *)(skb))->mark)
#else
# define skb_ifindex(skb) (skb)->skb_iif
# define skb_nfmark(skb) (((struct sk_buff *)(skb))->mark)
#endif
#ifdef CONFIG_NETWORK_SECMARK
# define skb_secmark(skb) ((skb)->secmark)
#else
# define skb_secmark(skb) 0
#endif
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 21)
# define ip_hdr(skb) ((skb)->nh.iph)
# define ip_hdrlen(skb) (ip_hdr(skb)->ihl * 4)
# define ipv6_hdr(skb) ((skb)->nh.ipv6h)
# define skb_network_header(skb) ((skb)->nh.raw)
# define skb_transport_header(skb) ((skb)->h.raw)
static inline void skb_reset_network_header(struct sk_buff *skb)
{
skb->nh.raw = skb->data;
}
static inline struct tcphdr *tcp_hdr(const struct sk_buff *skb)
{
return (void *)skb_transport_header(skb);
}
static inline struct udphdr *udp_hdr(const struct sk_buff *skb)
{
return (void *)skb_transport_header(skb);
}
#endif
#endif /* COMPAT_SKBUFF_H */
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