include/uapi/linux/netfilter/xt_socket.h

   1 #ifndef _XT_SOCKET_H
   2 #define _XT_SOCKET_H
   3
   4 #include <linux/types.h>
   5
   6 enum {
   7         XT_SOCKET_TRANSPARENT = 1 << 0,
   8         XT_SOCKET_NOWILDCARD = 1 << 1,
   9         XT_SOCKET_RESTORESKMARK = 1 << 2,
  10 };
  11
  12 struct xt_socket_mtinfo1 {
  13         __u8 flags;
  14 };
  15 #define XT_SOCKET_FLAGS_V1 XT_SOCKET_TRANSPARENT
  16
  17 struct xt_socket_mtinfo2 {
  18         __u8 flags;
  19 };
  20 #define XT_SOCKET_FLAGS_V2 (XT_SOCKET_TRANSPARENT | XT_SOCKET_NOWILDCARD)
  21
  22 struct xt_socket_mtinfo3 {
  23         __u8 flags;
  24 };
  25 #define XT_SOCKET_FLAGS_V3 (XT_SOCKET_TRANSPARENT \
  26                            | XT_SOCKET_NOWILDCARD \
  27                            | XT_SOCKET_RESTORESKMARK)
  28
  29 struct sock *xt_socket_lookup_slow_v4(struct net *net,
  30                                       const struct sk_buff *skb,
  31                                       const struct net_device *indev);
  32 struct sock *xt_socket_lookup_slow_v6(struct net *net,
  33                                       const struct sk_buff *skb,
  34                                       const struct net_device *indev);
  35
  36 #endif /* _XT_SOCKET_H */