text: /****************************************************************************
   ****************************************************************************
   ***
   ***   This header was automatically generated from a Linux kernel header
   ***   of the same name, to make information necessary for userspace to
   ***   call into the kernel available to libc.  It contains only constants,
   ***   structures, and macros generated from the original header, and thus,
   ***   contains no copyrightable information.
   ***
   ****************************************************************************
   ****************************************************************************/
  #ifndef _LINUX_ICMPV6_H
  #define _LINUX_ICMPV6_H
  
  #include <linux/types.h>
  #include <asm/byteorder.h>
  
  struct icmp6hdr {
  
   __u8 icmp6_type;
   __u8 icmp6_code;
   __sum16 icmp6_cksum;
  
   union {
   __be32 un_data32[1];
   __be16 un_data16[2];
   __u8 un_data8[4];
  
   struct icmpv6_echo {
   __be16 identifier;
   __be16 sequence;
   } u_echo;
  
   struct icmpv6_nd_advt {
  #ifdef __LITTLE_ENDIAN_BITFIELD
   __u32 reserved:5,
   override:1,
   solicited:1,
   router:1,
   reserved2:24;
  #elif defined(__BIG_ENDIAN_BITFIELD)
   __u32 router:1,
   solicited:1,
   override:1,
   reserved:29;
  #else
  #error "Please fix <asm/byteorder.h>"
  #endif
   } u_nd_advt;
  
   struct icmpv6_nd_ra {
   __u8 hop_limit;
  #ifdef __LITTLE_ENDIAN_BITFIELD
   __u8 reserved:3,
   router_pref:2,
   home_agent:1,
   other:1,
   managed:1;
  
  #elif defined(__BIG_ENDIAN_BITFIELD)
   __u8 managed:1,
   other:1,
   home_agent:1,
   router_pref:2,
   reserved:3;
  #else
  #error "Please fix <asm/byteorder.h>"
  #endif
   __be16 rt_lifetime;
   } u_nd_ra;
  
   } icmp6_dataun;
  
  #define icmp6_identifier icmp6_dataun.u_echo.identifier
  #define icmp6_sequence icmp6_dataun.u_echo.sequence
  #define icmp6_pointer icmp6_dataun.un_data32[0]
  #define icmp6_mtu icmp6_dataun.un_data32[0]
  #define icmp6_unused icmp6_dataun.un_data32[0]
  #define icmp6_maxdelay icmp6_dataun.un_data16[0]
  #define icmp6_router icmp6_dataun.u_nd_advt.router
  #define icmp6_solicited icmp6_dataun.u_nd_advt.solicited
  #define icmp6_override icmp6_dataun.u_nd_advt.override
  #define icmp6_ndiscreserved icmp6_dataun.u_nd_advt.reserved
  #define icmp6_hop_limit icmp6_dataun.u_nd_ra.hop_limit
  #define icmp6_addrconf_managed icmp6_dataun.u_nd_ra.managed
  #define icmp6_addrconf_other icmp6_dataun.u_nd_ra.other
  #define icmp6_rt_lifetime icmp6_dataun.u_nd_ra.rt_lifetime
  #define icmp6_router_pref icmp6_dataun.u_nd_ra.router_pref
  };
  
  #define ICMPV6_ROUTER_PREF_LOW 0x3
  #define ICMPV6_ROUTER_PREF_MEDIUM 0x0
  #define ICMPV6_ROUTER_PREF_HIGH 0x1
  #define ICMPV6_ROUTER_PREF_INVALID 0x2
  
  #define ICMPV6_DEST_UNREACH 1
  #define ICMPV6_PKT_TOOBIG 2
  #define ICMPV6_TIME_EXCEED 3
  #define ICMPV6_PARAMPROB 4
  
  #define ICMPV6_INFOMSG_MASK 0x80
  
  #define ICMPV6_ECHO_REQUEST 128
  #define ICMPV6_ECHO_REPLY 129
  #define ICMPV6_MGM_QUERY 130
  #define ICMPV6_MGM_REPORT 131
  #define ICMPV6_MGM_REDUCTION 132
  
  #define ICMPV6_NI_QUERY 139
  #define ICMPV6_NI_REPLY 140
  
  #define ICMPV6_MLD2_REPORT 143
  
  #define ICMPV6_DHAAD_REQUEST 144
  #define ICMPV6_DHAAD_REPLY 145
  #define ICMPV6_MOBILE_PREFIX_SOL 146
  #define ICMPV6_MOBILE_PREFIX_ADV 147
  
  #define ICMPV6_NOROUTE 0
  #define ICMPV6_ADM_PROHIBITED 1
  #define ICMPV6_NOT_NEIGHBOUR 2
  #define ICMPV6_ADDR_UNREACH 3
  #define ICMPV6_PORT_UNREACH 4
  
  #define ICMPV6_EXC_HOPLIMIT 0
  #define ICMPV6_EXC_FRAGTIME 1
  
  #define ICMPV6_HDR_FIELD 0
  #define ICMPV6_UNK_NEXTHDR 1
  #define ICMPV6_UNK_OPTION 2
  
  #define ICMPV6_FILTER 1
  
  #define ICMPV6_FILTER_BLOCK 1
  #define ICMPV6_FILTER_PASS 2
  #define ICMPV6_FILTER_BLOCKOTHERS 3
  #define ICMPV6_FILTER_PASSONLY 4
  
  struct icmp6_filter {
   __u32 data[8];
  };
  
  #define MLD2_MODE_IS_INCLUDE 1
  #define MLD2_MODE_IS_EXCLUDE 2
  #define MLD2_CHANGE_TO_INCLUDE 3
  #define MLD2_CHANGE_TO_EXCLUDE 4
  #define MLD2_ALLOW_NEW_SOURCES 5
  #define MLD2_BLOCK_OLD_SOURCES 6
  
  #define MLD2_ALL_MCR_INIT { { { 0xff,0x02,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 } } }
  
  #endif
  