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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [in6.h] - Blame information for rev 62

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1 62 marcus.erl
/*
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 *      Types and definitions for AF_INET6
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 *      Linux INET6 implementation
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 *
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 *      Authors:
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 *      Pedro Roque             <roque@di.fc.ul.pt>
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 *
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 *      Sources:
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 *      IPv6 Program Interfaces for BSD Systems
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 *      <draft-ietf-ipngwg-bsd-api-05.txt>
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 *
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 *      Advanced Sockets API for IPv6
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 *      <draft-stevens-advanced-api-00.txt>
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 *
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 *      This program is free software; you can redistribute it and/or
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 *      modify it under the terms of the GNU General Public License
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 *      as published by the Free Software Foundation; either version
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 *      2 of the License, or (at your option) any later version.
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 */
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#ifndef _LINUX_IN6_H
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#define _LINUX_IN6_H
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#include <linux/types.h>
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/*
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 *      IPv6 address structure
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 */
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struct in6_addr
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{
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        union
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        {
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                __u8            u6_addr8[16];
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                __be16          u6_addr16[8];
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                __be32          u6_addr32[4];
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        } in6_u;
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#define s6_addr                 in6_u.u6_addr8
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#define s6_addr16               in6_u.u6_addr16
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#define s6_addr32               in6_u.u6_addr32
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};
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/* IPv6 Wildcard Address (::) and Loopback Address (::1) defined in RFC2553
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 * NOTE: Be aware the IN6ADDR_* constants and in6addr_* externals are defined
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 * in network byte order, not in host byte order as are the IPv4 equivalents
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 */
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extern const struct in6_addr in6addr_any;
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#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
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extern const struct in6_addr in6addr_loopback;
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#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
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struct sockaddr_in6 {
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        unsigned short int      sin6_family;    /* AF_INET6 */
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        __be16                  sin6_port;      /* Transport layer port # */
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        __be32                  sin6_flowinfo;  /* IPv6 flow information */
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        struct in6_addr         sin6_addr;      /* IPv6 address */
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        __u32                   sin6_scope_id;  /* scope id (new in RFC2553) */
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};
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struct ipv6_mreq {
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        /* IPv6 multicast address of group */
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        struct in6_addr ipv6mr_multiaddr;
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        /* local IPv6 address of interface */
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        int             ipv6mr_ifindex;
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};
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#define ipv6mr_acaddr   ipv6mr_multiaddr
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struct in6_flowlabel_req
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{
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        struct in6_addr flr_dst;
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        __be32  flr_label;
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        __u8    flr_action;
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        __u8    flr_share;
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        __u16   flr_flags;
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        __u16   flr_expires;
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        __u16   flr_linger;
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        __u32   __flr_pad;
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        /* Options in format of IPV6_PKTOPTIONS */
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};
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#define IPV6_FL_A_GET   0
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#define IPV6_FL_A_PUT   1
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#define IPV6_FL_A_RENEW 2
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#define IPV6_FL_F_CREATE        1
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#define IPV6_FL_F_EXCL          2
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#define IPV6_FL_S_NONE          0
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#define IPV6_FL_S_EXCL          1
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#define IPV6_FL_S_PROCESS       2
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#define IPV6_FL_S_USER          3
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#define IPV6_FL_S_ANY           255
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/*
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 *      Bitmask constant declarations to help applications select out the
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 *      flow label and priority fields.
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 *
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 *      Note that this are in host byte order while the flowinfo field of
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 *      sockaddr_in6 is in network byte order.
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 */
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#define IPV6_FLOWINFO_FLOWLABEL         0x000fffff
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#define IPV6_FLOWINFO_PRIORITY          0x0ff00000
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/* These defintions are obsolete */
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#define IPV6_PRIORITY_UNCHARACTERIZED   0x0000
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#define IPV6_PRIORITY_FILLER            0x0100
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#define IPV6_PRIORITY_UNATTENDED        0x0200
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#define IPV6_PRIORITY_RESERVED1         0x0300
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#define IPV6_PRIORITY_BULK              0x0400
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#define IPV6_PRIORITY_RESERVED2         0x0500
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#define IPV6_PRIORITY_INTERACTIVE       0x0600
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#define IPV6_PRIORITY_CONTROL           0x0700
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#define IPV6_PRIORITY_8                 0x0800
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#define IPV6_PRIORITY_9                 0x0900
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#define IPV6_PRIORITY_10                0x0a00
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#define IPV6_PRIORITY_11                0x0b00
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#define IPV6_PRIORITY_12                0x0c00
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#define IPV6_PRIORITY_13                0x0d00
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#define IPV6_PRIORITY_14                0x0e00
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#define IPV6_PRIORITY_15                0x0f00
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/*
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 *      IPV6 extension headers
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 */
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#define IPPROTO_HOPOPTS         0        /* IPv6 hop-by-hop options      */
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#define IPPROTO_ROUTING         43      /* IPv6 routing header          */
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#define IPPROTO_FRAGMENT        44      /* IPv6 fragmentation header    */
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#define IPPROTO_ICMPV6          58      /* ICMPv6                       */
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#define IPPROTO_NONE            59      /* IPv6 no next header          */
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#define IPPROTO_DSTOPTS         60      /* IPv6 destination options     */
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#define IPPROTO_MH              135     /* IPv6 mobility header         */
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/*
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 *      IPv6 TLV options.
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 */
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#define IPV6_TLV_PAD0           0
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#define IPV6_TLV_PADN           1
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#define IPV6_TLV_ROUTERALERT    5
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#define IPV6_TLV_JUMBO          194
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#define IPV6_TLV_HAO            201     /* home address option */
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/*
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 *      IPV6 socket options
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 */
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#define IPV6_ADDRFORM           1
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#define IPV6_2292PKTINFO        2
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#define IPV6_2292HOPOPTS        3
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#define IPV6_2292DSTOPTS        4
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#define IPV6_2292RTHDR          5
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#define IPV6_2292PKTOPTIONS     6
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#define IPV6_CHECKSUM           7
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#define IPV6_2292HOPLIMIT       8
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#define IPV6_NEXTHOP            9
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#define IPV6_AUTHHDR            10      /* obsolete */
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#define IPV6_FLOWINFO           11
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#define IPV6_UNICAST_HOPS       16
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#define IPV6_MULTICAST_IF       17
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#define IPV6_MULTICAST_HOPS     18
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#define IPV6_MULTICAST_LOOP     19
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#define IPV6_ADD_MEMBERSHIP     20
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#define IPV6_DROP_MEMBERSHIP    21
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#define IPV6_ROUTER_ALERT       22
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#define IPV6_MTU_DISCOVER       23
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#define IPV6_MTU                24
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#define IPV6_RECVERR            25
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#define IPV6_V6ONLY             26
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#define IPV6_JOIN_ANYCAST       27
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#define IPV6_LEAVE_ANYCAST      28
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/* IPV6_MTU_DISCOVER values */
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#define IPV6_PMTUDISC_DONT              0
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#define IPV6_PMTUDISC_WANT              1
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#define IPV6_PMTUDISC_DO                2
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#define IPV6_PMTUDISC_PROBE             3
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/* Flowlabel */
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#define IPV6_FLOWLABEL_MGR      32
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#define IPV6_FLOWINFO_SEND      33
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#define IPV6_IPSEC_POLICY       34
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#define IPV6_XFRM_POLICY        35
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189
/*
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 * Multicast:
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 * Following socket options are shared between IPv4 and IPv6.
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 *
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 * MCAST_JOIN_GROUP             42
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 * MCAST_BLOCK_SOURCE           43
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 * MCAST_UNBLOCK_SOURCE         44
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 * MCAST_LEAVE_GROUP            45
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 * MCAST_JOIN_SOURCE_GROUP      46
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 * MCAST_LEAVE_SOURCE_GROUP     47
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 * MCAST_MSFILTER               48
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 */
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/*
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 * Advanced API (RFC3542) (1)
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 *
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 * Note: IPV6_RECVRTHDRDSTOPTS does not exist. see net/ipv6/datagram.c.
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 */
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#define IPV6_RECVPKTINFO        49
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#define IPV6_PKTINFO            50
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#define IPV6_RECVHOPLIMIT       51
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#define IPV6_HOPLIMIT           52
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#define IPV6_RECVHOPOPTS        53
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#define IPV6_HOPOPTS            54
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#define IPV6_RTHDRDSTOPTS       55
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#define IPV6_RECVRTHDR          56
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#define IPV6_RTHDR              57
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#define IPV6_RECVDSTOPTS        58
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#define IPV6_DSTOPTS            59
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#if 0   /* not yet */
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#define IPV6_RECVPATHMTU        60
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#define IPV6_PATHMTU            61
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#define IPV6_DONTFRAG           62
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#define IPV6_USE_MIN_MTU        63
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#endif
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/*
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 * Netfilter (1)
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 *
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 * Following socket options are used in ip6_tables;
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 * see include/linux/netfilter_ipv6/ip6_tables.h.
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 *
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 * IP6T_SO_SET_REPLACE / IP6T_SO_GET_INFO               64
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 * IP6T_SO_SET_ADD_COUNTERS / IP6T_SO_GET_ENTRIES       65
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 */
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/*
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 * Advanced API (RFC3542) (2)
238
 */
239
#define IPV6_RECVTCLASS         66
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#define IPV6_TCLASS             67
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242
/*
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 * Netfilter (2)
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 *
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 * Following socket options are used in ip6_tables;
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 * see include/linux/netfilter_ipv6/ip6_tables.h.
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 *
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 * IP6T_SO_GET_REVISION_MATCH   68
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 * IP6T_SO_GET_REVISION_TARGET  69
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 */
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#endif

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