kernel/include/uapi/linux/if_tunnel.h

   1 #ifndef _UAPI_IF_TUNNEL_H_
   2 #define _UAPI_IF_TUNNEL_H_
   3
   4 #include <linux/types.h>
   5 #include <asm/byteorder.h>
   6
   7
   8 #define SIOCGETTUNNEL   (SIOCDEVPRIVATE + 0)
   9 #define SIOCADDTUNNEL   (SIOCDEVPRIVATE + 1)
  10 #define SIOCDELTUNNEL   (SIOCDEVPRIVATE + 2)
  11 #define SIOCCHGTUNNEL   (SIOCDEVPRIVATE + 3)
  12 #define SIOCGETPRL      (SIOCDEVPRIVATE + 4)
  13 #define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
  14 #define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
  15 #define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
  16 #define SIOCGET6RD      (SIOCDEVPRIVATE + 8)
  17 #define SIOCADD6RD      (SIOCDEVPRIVATE + 9)
  18 #define SIOCDEL6RD      (SIOCDEVPRIVATE + 10)
  19 #define SIOCCHG6RD      (SIOCDEVPRIVATE + 11)
  20
  21 #define GRE_CSUM        __cpu_to_be16(0x8000)
  22 #define GRE_ROUTING     __cpu_to_be16(0x4000)
  23 #define GRE_KEY         __cpu_to_be16(0x2000)
  24 #define GRE_SEQ         __cpu_to_be16(0x1000)
  25 #define GRE_STRICT      __cpu_to_be16(0x0800)
  26 #define GRE_REC         __cpu_to_be16(0x0700)
  27 #define GRE_FLAGS       __cpu_to_be16(0x00F8)
  28 #define GRE_VERSION     __cpu_to_be16(0x0007)
  29
  30 struct ip_tunnel_parm {
  31         char                    name[IFNAMSIZ];
  32         int                     link;
  33         __be16                  i_flags;
  34         __be16                  o_flags;
  35         __be32                  i_key;
  36         __be32                  o_key;
  37         struct iphdr            iph;
  38 };
  39
  40 enum {
  41         IFLA_IPTUN_UNSPEC,
  42         IFLA_IPTUN_LINK,
  43         IFLA_IPTUN_LOCAL,
  44         IFLA_IPTUN_REMOTE,
  45         IFLA_IPTUN_TTL,
  46         IFLA_IPTUN_TOS,
  47         IFLA_IPTUN_ENCAP_LIMIT,
  48         IFLA_IPTUN_FLOWINFO,
  49         IFLA_IPTUN_FLAGS,
  50         IFLA_IPTUN_PROTO,
  51         IFLA_IPTUN_PMTUDISC,
  52         IFLA_IPTUN_6RD_PREFIX,
  53         IFLA_IPTUN_6RD_RELAY_PREFIX,
  54         IFLA_IPTUN_6RD_PREFIXLEN,
  55         IFLA_IPTUN_6RD_RELAY_PREFIXLEN,
  56         IFLA_IPTUN_ENCAP_TYPE,
  57         IFLA_IPTUN_ENCAP_FLAGS,
  58         IFLA_IPTUN_ENCAP_SPORT,
  59         IFLA_IPTUN_ENCAP_DPORT,
  60         __IFLA_IPTUN_MAX,
  61 };
  62 #define IFLA_IPTUN_MAX  (__IFLA_IPTUN_MAX - 1)
  63
  64 enum tunnel_encap_types {
  65         TUNNEL_ENCAP_NONE,
  66         TUNNEL_ENCAP_FOU,
  67         TUNNEL_ENCAP_GUE,
  68 };
  69
  70 #define TUNNEL_ENCAP_FLAG_CSUM          (1<<0)
  71 #define TUNNEL_ENCAP_FLAG_CSUM6         (1<<1)
  72 #define TUNNEL_ENCAP_FLAG_REMCSUM       (1<<2)
  73
  74 /* SIT-mode i_flags */
  75 #define SIT_ISATAP      0x0001
  76
  77 struct ip_tunnel_prl {
  78         __be32                  addr;
  79         __u16                   flags;
  80         __u16                   __reserved;
  81         __u32                   datalen;
  82         __u32                   __reserved2;
  83         /* data follows */
  84 };
  85
  86 /* PRL flags */
  87 #define PRL_DEFAULT             0x0001
  88
  89 struct ip_tunnel_6rd {
  90         struct in6_addr         prefix;
  91         __be32                  relay_prefix;
  92         __u16                   prefixlen;
  93         __u16                   relay_prefixlen;
  94 };
  95
  96 enum {
  97         IFLA_GRE_UNSPEC,
  98         IFLA_GRE_LINK,
  99         IFLA_GRE_IFLAGS,
 100         IFLA_GRE_OFLAGS,
 101         IFLA_GRE_IKEY,
 102         IFLA_GRE_OKEY,
 103         IFLA_GRE_LOCAL,
 104         IFLA_GRE_REMOTE,
 105         IFLA_GRE_TTL,
 106         IFLA_GRE_TOS,
 107         IFLA_GRE_PMTUDISC,
 108         IFLA_GRE_ENCAP_LIMIT,
 109         IFLA_GRE_FLOWINFO,
 110         IFLA_GRE_FLAGS,
 111         IFLA_GRE_ENCAP_TYPE,
 112         IFLA_GRE_ENCAP_FLAGS,
 113         IFLA_GRE_ENCAP_SPORT,
 114         IFLA_GRE_ENCAP_DPORT,
 115         __IFLA_GRE_MAX,
 116 };
 117
 118 #define IFLA_GRE_MAX    (__IFLA_GRE_MAX - 1)
 119
 120 /* VTI-mode i_flags */
 121 #define VTI_ISVTI ((__force __be16)0x0001)
 122
 123 enum {
 124         IFLA_VTI_UNSPEC,
 125         IFLA_VTI_LINK,
 126         IFLA_VTI_IKEY,
 127         IFLA_VTI_OKEY,
 128         IFLA_VTI_LOCAL,
 129         IFLA_VTI_REMOTE,
 130         __IFLA_VTI_MAX,
 131 };
 132
 133 #define IFLA_VTI_MAX    (__IFLA_VTI_MAX - 1)
 134 #endif /* _UAPI_IF_TUNNEL_H_ */