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      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_MAX,
     57 };
     58 #define IFLA_IPTUN_MAX	(__IFLA_IPTUN_MAX - 1)
     59 
     60 /* SIT-mode i_flags */
     61 #define	SIT_ISATAP	0x0001
     62 
     63 struct ip_tunnel_prl {
     64 	__be32			addr;
     65 	__u16			flags;
     66 	__u16			__reserved;
     67 	__u32			datalen;
     68 	__u32			__reserved2;
     69 	/* data follows */
     70 };
     71 
     72 /* PRL flags */
     73 #define	PRL_DEFAULT		0x0001
     74 
     75 struct ip_tunnel_6rd {
     76 	struct in6_addr		prefix;
     77 	__be32			relay_prefix;
     78 	__u16			prefixlen;
     79 	__u16			relay_prefixlen;
     80 };
     81 
     82 enum {
     83 	IFLA_GRE_UNSPEC,
     84 	IFLA_GRE_LINK,
     85 	IFLA_GRE_IFLAGS,
     86 	IFLA_GRE_OFLAGS,
     87 	IFLA_GRE_IKEY,
     88 	IFLA_GRE_OKEY,
     89 	IFLA_GRE_LOCAL,
     90 	IFLA_GRE_REMOTE,
     91 	IFLA_GRE_TTL,
     92 	IFLA_GRE_TOS,
     93 	IFLA_GRE_PMTUDISC,
     94 	IFLA_GRE_ENCAP_LIMIT,
     95 	IFLA_GRE_FLOWINFO,
     96 	IFLA_GRE_FLAGS,
     97 	__IFLA_GRE_MAX,
     98 };
     99 
    100 #define IFLA_GRE_MAX	(__IFLA_GRE_MAX - 1)
    101 
    102 /* VTI-mode i_flags */
    103 #define VTI_ISVTI 0x0001
    104 
    105 enum {
    106 	IFLA_VTI_UNSPEC,
    107 	IFLA_VTI_LINK,
    108 	IFLA_VTI_IKEY,
    109 	IFLA_VTI_OKEY,
    110 	IFLA_VTI_LOCAL,
    111 	IFLA_VTI_REMOTE,
    112 	__IFLA_VTI_MAX,
    113 };
    114 
    115 #define IFLA_VTI_MAX	(__IFLA_VTI_MAX - 1)
    116 #endif /* _UAPI_IF_TUNNEL_H_ */
    117