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      1 /****************************************************************************
      2  ****************************************************************************
      3  ***
      4  ***   This header was automatically generated from a Linux kernel header
      5  ***   of the same name, to make information necessary for userspace to
      6  ***   call into the kernel available to libc.  It contains only constants,
      7  ***   structures, and macros generated from the original header, and thus,
      8  ***   contains no copyrightable information.
      9  ***
     10  ***   To edit the content of this header, modify the corresponding
     11  ***   source file (e.g. under external/kernel-headers/original/) then
     12  ***   run bionic/libc/kernel/tools/update_all.py
     13  ***
     14  ***   Any manual change here will be lost the next time this script will
     15  ***   be run. You've been warned!
     16  ***
     17  ****************************************************************************
     18  ****************************************************************************/
     19 #ifndef _UAPI_LINUX_ICMPV6_H
     20 #define _UAPI_LINUX_ICMPV6_H
     21 #include <linux/types.h>
     22 #include <asm/byteorder.h>
     23 struct icmp6hdr {
     24   __u8 icmp6_type;
     25   __u8 icmp6_code;
     26   __sum16 icmp6_cksum;
     27   union {
     28     __be32 un_data32[1];
     29     __be16 un_data16[2];
     30     __u8 un_data8[4];
     31     struct icmpv6_echo {
     32       __be16 identifier;
     33       __be16 sequence;
     34     } u_echo;
     35     struct icmpv6_nd_advt {
     36 #ifdef __LITTLE_ENDIAN_BITFIELD
     37       __u32 reserved : 5, override : 1, solicited : 1, router : 1, reserved2 : 24;
     38 #elif defined(__BIG_ENDIAN_BITFIELD)
     39       __u32 router : 1, solicited : 1, override : 1, reserved : 29;
     40 #else
     41 #error "Please fix <asm/byteorder.h>"
     42 #endif
     43     } u_nd_advt;
     44     struct icmpv6_nd_ra {
     45       __u8 hop_limit;
     46 #ifdef __LITTLE_ENDIAN_BITFIELD
     47       __u8 reserved : 3, router_pref : 2, home_agent : 1, other : 1, managed : 1;
     48 #elif defined(__BIG_ENDIAN_BITFIELD)
     49       __u8 managed : 1, other : 1, home_agent : 1, router_pref : 2, reserved : 3;
     50 #else
     51 #error "Please fix <asm/byteorder.h>"
     52 #endif
     53       __be16 rt_lifetime;
     54     } u_nd_ra;
     55   } icmp6_dataun;
     56 #define icmp6_identifier icmp6_dataun.u_echo.identifier
     57 #define icmp6_sequence icmp6_dataun.u_echo.sequence
     58 #define icmp6_pointer icmp6_dataun.un_data32[0]
     59 #define icmp6_mtu icmp6_dataun.un_data32[0]
     60 #define icmp6_unused icmp6_dataun.un_data32[0]
     61 #define icmp6_maxdelay icmp6_dataun.un_data16[0]
     62 #define icmp6_router icmp6_dataun.u_nd_advt.router
     63 #define icmp6_solicited icmp6_dataun.u_nd_advt.solicited
     64 #define icmp6_override icmp6_dataun.u_nd_advt.override
     65 #define icmp6_ndiscreserved icmp6_dataun.u_nd_advt.reserved
     66 #define icmp6_hop_limit icmp6_dataun.u_nd_ra.hop_limit
     67 #define icmp6_addrconf_managed icmp6_dataun.u_nd_ra.managed
     68 #define icmp6_addrconf_other icmp6_dataun.u_nd_ra.other
     69 #define icmp6_rt_lifetime icmp6_dataun.u_nd_ra.rt_lifetime
     70 #define icmp6_router_pref icmp6_dataun.u_nd_ra.router_pref
     71 };
     72 #define ICMPV6_ROUTER_PREF_LOW 0x3
     73 #define ICMPV6_ROUTER_PREF_MEDIUM 0x0
     74 #define ICMPV6_ROUTER_PREF_HIGH 0x1
     75 #define ICMPV6_ROUTER_PREF_INVALID 0x2
     76 #define ICMPV6_DEST_UNREACH 1
     77 #define ICMPV6_PKT_TOOBIG 2
     78 #define ICMPV6_TIME_EXCEED 3
     79 #define ICMPV6_PARAMPROB 4
     80 #define ICMPV6_INFOMSG_MASK 0x80
     81 #define ICMPV6_ECHO_REQUEST 128
     82 #define ICMPV6_ECHO_REPLY 129
     83 #define ICMPV6_MGM_QUERY 130
     84 #define ICMPV6_MGM_REPORT 131
     85 #define ICMPV6_MGM_REDUCTION 132
     86 #define ICMPV6_NI_QUERY 139
     87 #define ICMPV6_NI_REPLY 140
     88 #define ICMPV6_MLD2_REPORT 143
     89 #define ICMPV6_DHAAD_REQUEST 144
     90 #define ICMPV6_DHAAD_REPLY 145
     91 #define ICMPV6_MOBILE_PREFIX_SOL 146
     92 #define ICMPV6_MOBILE_PREFIX_ADV 147
     93 #define ICMPV6_NOROUTE 0
     94 #define ICMPV6_ADM_PROHIBITED 1
     95 #define ICMPV6_NOT_NEIGHBOUR 2
     96 #define ICMPV6_ADDR_UNREACH 3
     97 #define ICMPV6_PORT_UNREACH 4
     98 #define ICMPV6_POLICY_FAIL 5
     99 #define ICMPV6_REJECT_ROUTE 6
    100 #define ICMPV6_EXC_HOPLIMIT 0
    101 #define ICMPV6_EXC_FRAGTIME 1
    102 #define ICMPV6_HDR_FIELD 0
    103 #define ICMPV6_UNK_NEXTHDR 1
    104 #define ICMPV6_UNK_OPTION 2
    105 #define ICMPV6_FILTER 1
    106 #define ICMPV6_FILTER_BLOCK 1
    107 #define ICMPV6_FILTER_PASS 2
    108 #define ICMPV6_FILTER_BLOCKOTHERS 3
    109 #define ICMPV6_FILTER_PASSONLY 4
    110 struct icmp6_filter {
    111   __u32 data[8];
    112 };
    113 #define MLD2_MODE_IS_INCLUDE 1
    114 #define MLD2_MODE_IS_EXCLUDE 2
    115 #define MLD2_CHANGE_TO_INCLUDE 3
    116 #define MLD2_CHANGE_TO_EXCLUDE 4
    117 #define MLD2_ALLOW_NEW_SOURCES 5
    118 #define MLD2_BLOCK_OLD_SOURCES 6
    119 #define MLD2_ALL_MCR_INIT { { { 0xff, 0x02, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x16 } } }
    120 #endif
    121