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 <linux/if.h>
   6 #include <linux/ip.h>
   7 #include <linux/in6.h>
   8 #include <asm/byteorder.h>
   9
  10
  11 #define SIOCGETTUNNEL   (SIOCDEVPRIVATE + 0)
  12 #define SIOCADDTUNNEL   (SIOCDEVPRIVATE + 1)
  13 #define SIOCDELTUNNEL   (SIOCDEVPRIVATE + 2)
  14 #define SIOCCHGTUNNEL   (SIOCDEVPRIVATE + 3)
  15 #define SIOCGETPRL      (SIOCDEVPRIVATE + 4)
  16 #define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
  17 #define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
  18 #define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
  19 #define SIOCGET6RD      (SIOCDEVPRIVATE + 8)
  20 #define SIOCADD6RD      (SIOCDEVPRIVATE + 9)
  21 #define SIOCDEL6RD      (SIOCDEVPRIVATE + 10)
  22 #define SIOCCHG6RD      (SIOCDEVPRIVATE + 11)
  23
  24 #define GRE_CSUM        __cpu_to_be16(0x8000)
  25 #define GRE_ROUTING     __cpu_to_be16(0x4000)
  26 #define GRE_KEY         __cpu_to_be16(0x2000)
  27 #define GRE_SEQ         __cpu_to_be16(0x1000)
  28 #define GRE_STRICT      __cpu_to_be16(0x0800)
  29 #define GRE_REC         __cpu_to_be16(0x0700)
  30 #define GRE_FLAGS       __cpu_to_be16(0x00F8)
  31 #define GRE_VERSION     __cpu_to_be16(0x0007)
  32
  33 struct ip_tunnel_parm {
  34         char                    name[IFNAMSIZ];
  35         int                     link;
  36         __be16                  i_flags;
  37         __be16                  o_flags;
  38         __be32                  i_key;
  39         __be32                  o_key;
  40         struct iphdr            iph;
  41 };
  42
  43 enum {
  44         IFLA_IPTUN_UNSPEC,
  45         IFLA_IPTUN_LINK,
  46         IFLA_IPTUN_LOCAL,
  47         IFLA_IPTUN_REMOTE,
  48         IFLA_IPTUN_TTL,
  49         IFLA_IPTUN_TOS,
  50         IFLA_IPTUN_ENCAP_LIMIT,
  51         IFLA_IPTUN_FLOWINFO,
  52         IFLA_IPTUN_FLAGS,
  53         IFLA_IPTUN_PROTO,
  54         IFLA_IPTUN_PMTUDISC,
  55         IFLA_IPTUN_6RD_PREFIX,
  56         IFLA_IPTUN_6RD_RELAY_PREFIX,
  57         IFLA_IPTUN_6RD_PREFIXLEN,
  58         IFLA_IPTUN_6RD_RELAY_PREFIXLEN,
  59         IFLA_IPTUN_ENCAP_TYPE,
  60         IFLA_IPTUN_ENCAP_FLAGS,
  61         IFLA_IPTUN_ENCAP_SPORT,
  62         IFLA_IPTUN_ENCAP_DPORT,
  63         __IFLA_IPTUN_MAX,
  64 };
  65 #define IFLA_IPTUN_MAX  (__IFLA_IPTUN_MAX - 1)
  66
  67 enum tunnel_encap_types {
  68         TUNNEL_ENCAP_NONE,
  69         TUNNEL_ENCAP_FOU,
  70         TUNNEL_ENCAP_GUE,
  71 };
  72
  73 #define TUNNEL_ENCAP_FLAG_CSUM          (1<<0)
  74 #define TUNNEL_ENCAP_FLAG_CSUM6         (1<<1)
  75 #define TUNNEL_ENCAP_FLAG_REMCSUM       (1<<2)
  76
  77 /* SIT-mode i_flags */
  78 #define SIT_ISATAP      0x0001
  79
  80 struct ip_tunnel_prl {
  81         __be32                  addr;
  82         __u16                   flags;
  83         __u16                   __reserved;
  84         __u32                   datalen;
  85         __u32                   __reserved2;
  86         /* data follows */
  87 };
  88
  89 /* PRL flags */
  90 #define PRL_DEFAULT             0x0001
  91
  92 struct ip_tunnel_6rd {
  93         struct in6_addr         prefix;
  94         __be32                  relay_prefix;
  95         __u16                   prefixlen;
  96         __u16                   relay_prefixlen;
  97 };
  98
  99 enum {
 100         IFLA_GRE_UNSPEC,
 101         IFLA_GRE_LINK,
 102         IFLA_GRE_IFLAGS,
 103         IFLA_GRE_OFLAGS,
 104         IFLA_GRE_IKEY,
 105         IFLA_GRE_OKEY,
 106         IFLA_GRE_LOCAL,
 107         IFLA_GRE_REMOTE,
 108         IFLA_GRE_TTL,
 109         IFLA_GRE_TOS,
 110         IFLA_GRE_PMTUDISC,
 111         IFLA_GRE_ENCAP_LIMIT,
 112         IFLA_GRE_FLOWINFO,
 113         IFLA_GRE_FLAGS,
 114         IFLA_GRE_ENCAP_TYPE,
 115         IFLA_GRE_ENCAP_FLAGS,
 116         IFLA_GRE_ENCAP_SPORT,
 117         IFLA_GRE_ENCAP_DPORT,
 118         IFLA_GRE_COLLECT_METADATA,
 119         IFLA_GRE_IGNORE_DF,
 120         __IFLA_GRE_MAX,
 121 };
 122
 123 #define IFLA_GRE_MAX    (__IFLA_GRE_MAX - 1)
 124
 125 /* VTI-mode i_flags */
 126 #define VTI_ISVTI ((__force __be16)0x0001)
 127
 128 enum {
 129         IFLA_VTI_UNSPEC,
 130         IFLA_VTI_LINK,
 131         IFLA_VTI_IKEY,
 132         IFLA_VTI_OKEY,
 133         IFLA_VTI_LOCAL,
 134         IFLA_VTI_REMOTE,
 135         __IFLA_VTI_MAX,
 136 };
 137
 138 #define IFLA_VTI_MAX    (__IFLA_VTI_MAX - 1)
 139 #endif /* _UAPI_IF_TUNNEL_H_ */