i686-linux-gnu-4.7/usr/include/linux/netfilter_ipv6/ip6t_srh.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _IP6T_SRH_H
   3 #define _IP6T_SRH_H
   4
   5 #include <linux/types.h>
   6 #include <linux/netfilter.h>
   7
   8 /* Values for "mt_flags" field in struct ip6t_srh */
   9 #define IP6T_SRH_NEXTHDR        0x0001
  10 #define IP6T_SRH_LEN_EQ         0x0002
  11 #define IP6T_SRH_LEN_GT         0x0004
  12 #define IP6T_SRH_LEN_LT         0x0008
  13 #define IP6T_SRH_SEGS_EQ        0x0010
  14 #define IP6T_SRH_SEGS_GT        0x0020
  15 #define IP6T_SRH_SEGS_LT        0x0040
  16 #define IP6T_SRH_LAST_EQ        0x0080
  17 #define IP6T_SRH_LAST_GT        0x0100
  18 #define IP6T_SRH_LAST_LT        0x0200
  19 #define IP6T_SRH_TAG            0x0400
  20 #define IP6T_SRH_PSID           0x0800
  21 #define IP6T_SRH_NSID           0x1000
  22 #define IP6T_SRH_LSID           0x2000
  23 #define IP6T_SRH_MASK           0x3FFF
  24
  25 /* Values for "mt_invflags" field in struct ip6t_srh */
  26 #define IP6T_SRH_INV_NEXTHDR    0x0001
  27 #define IP6T_SRH_INV_LEN_EQ     0x0002
  28 #define IP6T_SRH_INV_LEN_GT     0x0004
  29 #define IP6T_SRH_INV_LEN_LT     0x0008
  30 #define IP6T_SRH_INV_SEGS_EQ    0x0010
  31 #define IP6T_SRH_INV_SEGS_GT    0x0020
  32 #define IP6T_SRH_INV_SEGS_LT    0x0040
  33 #define IP6T_SRH_INV_LAST_EQ    0x0080
  34 #define IP6T_SRH_INV_LAST_GT    0x0100
  35 #define IP6T_SRH_INV_LAST_LT    0x0200
  36 #define IP6T_SRH_INV_TAG        0x0400
  37 #define IP6T_SRH_INV_PSID       0x0800
  38 #define IP6T_SRH_INV_NSID       0x1000
  39 #define IP6T_SRH_INV_LSID       0x2000
  40 #define IP6T_SRH_INV_MASK       0x3FFF
  41
  42 /**
  43  *      struct ip6t_srh - SRH match options
  44  *      @ next_hdr: Next header field of SRH
  45  *      @ hdr_len: Extension header length field of SRH
  46  *      @ segs_left: Segments left field of SRH
  47  *      @ last_entry: Last entry field of SRH
  48  *      @ tag: Tag field of SRH
  49  *      @ mt_flags: match options
  50  *      @ mt_invflags: Invert the sense of match options
  51  */
  52
  53 struct ip6t_srh {
  54         __u8                    next_hdr;
  55         __u8                    hdr_len;
  56         __u8                    segs_left;
  57         __u8                    last_entry;
  58         __u16                   tag;
  59         __u16                   mt_flags;
  60         __u16                   mt_invflags;
  61 };
  62
  63 /**
  64  *      struct ip6t_srh1 - SRH match options (revision 1)
  65  *      @ next_hdr: Next header field of SRH
  66  *      @ hdr_len: Extension header length field of SRH
  67  *      @ segs_left: Segments left field of SRH
  68  *      @ last_entry: Last entry field of SRH
  69  *      @ tag: Tag field of SRH
  70  *      @ psid_addr: Address of previous SID in SRH SID list
  71  *      @ nsid_addr: Address of NEXT SID in SRH SID list
  72  *      @ lsid_addr: Address of LAST SID in SRH SID list
  73  *      @ psid_msk: Mask of previous SID in SRH SID list
  74  *      @ nsid_msk: Mask of next SID in SRH SID list
  75  *      @ lsid_msk: MAsk of last SID in SRH SID list
  76  *      @ mt_flags: match options
  77  *      @ mt_invflags: Invert the sense of match options
  78  */
  79
  80 struct ip6t_srh1 {
  81         __u8                    next_hdr;
  82         __u8                    hdr_len;
  83         __u8                    segs_left;
  84         __u8                    last_entry;
  85         __u16                   tag;
  86         struct in6_addr         psid_addr;
  87         struct in6_addr         nsid_addr;
  88         struct in6_addr         lsid_addr;
  89         struct in6_addr         psid_msk;
  90         struct in6_addr         nsid_msk;
  91         struct in6_addr         lsid_msk;
  92         __u16                   mt_flags;
  93         __u16                   mt_invflags;
  94 };
  95
  96 #endif /*_IP6T_SRH_H*/