#include <in6.h>

`s6_addr`

Interface status:

externallyDefinedApi

s6_addr __u6_addr.__u6_addr8

Description

__u6_addr.__u6_addr8

`IN6ADDR_ANY_INIT`

IN6ADDR_ANY_INIT {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}

Description

To handle IP6 addresses

`IN6ADDR_LOOPBACK_INIT`

IN6ADDR_LOOPBACK_INIT {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}

Description

To handle IP6 addresses

`IN6ADDR_NODELOCAL_ALLNODES_INIT`

IN6ADDR_NODELOCAL_ALLNODES_INIT {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}

Description

To handle IP6 addresses

`IN6ADDR_INTFACELOCAL_ALLNODES_INIT`

IN6ADDR_INTFACELOCAL_ALLNODES_INIT {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}

Description

To handle IP6 addresses

`IN6ADDR_LINKLOCAL_ALLNODES_INIT`

IN6ADDR_LINKLOCAL_ALLNODES_INIT {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}

Description

To handle IP6 addresses

`IN6ADDR_LINKLOCAL_ALLROUTERS_INIT`

IN6ADDR_LINKLOCAL_ALLROUTERS_INIT {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}}

Description

To handle IP6 addresses

`IN6_ARE_ADDR_EQUAL`

IN6_ARE_ADDR_EQUAL (a, b) (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)

Description

Equality. NOTE: Some of kernel programming environment (for example, openbsd or sparc) does not supply memcmp(const void *,const void *,size_t)memcmp(const void *,const void *,size_t). For userland memcmp(const void *,const void *,size_t)memcmp(const void *,const void *,size_t) is preferred as it is in ANSI standard.

Parameters

`a`
`b`

`IN6_IS_ADDR_UNSPECIFIED`

IN6_IS_ADDR_UNSPECIFIED (a) ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == 0))

Description

Unspecified

Parameters

a

`IN6_IS_ADDR_LOOPBACK`

IN6_IS_ADDR_LOOPBACK (a) ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1)))

Description

Loopback

Parameters

a

`IN6_IS_ADDR_V4COMPAT`

IN6_IS_ADDR_V4COMPAT (a) ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1)))

Description

IPv4 compatible

Parameters

a

`IN6_IS_ADDR_V4MAPPED`

IN6_IS_ADDR_V4MAPPED (a) ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff)))

Description

Mapped

Parameters

a

`IN6_IS_ADDR_LINKLOCAL`

IN6_IS_ADDR_LINKLOCAL (a) (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80))

Description

Unicast Scope. Note that we must check topmost 10 bits only, not 16 bits (see RFC2373).

Parameters

a

`IN6_IS_ADDR_MC_NODELOCAL`

IN6_IS_ADDR_MC_NODELOCAL (a) (IN6_IS_ADDR_MULTICAST(a) && \ (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL))

Description

Multicast Scope

Parameters

a

`IN6_IS_ADDR_MC_LINKLOCAL`

IN6_IS_ADDR_MC_LINKLOCAL (a) (IN6_IS_ADDR_MULTICAST(a) && \ (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL))

Description

Multicast Scope

Parameters

a

`IN6_IS_ADDR_MC_SITELOCAL`

IN6_IS_ADDR_MC_SITELOCAL (a) (IN6_IS_ADDR_MULTICAST(a) && \ (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))

Description

Multicast Scope

Parameters

a

`IN6_IS_ADDR_MC_ORGLOCAL`

IN6_IS_ADDR_MC_ORGLOCAL (a) (IN6_IS_ADDR_MULTICAST(a) && \ (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL))

Description

Multicast Scope

Parameters

a

`IN6_IS_ADDR_MC_GLOBAL`

IN6_IS_ADDR_MC_GLOBAL (a) (IN6_IS_ADDR_MULTICAST(a) && \ (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL))

Description

Multicast Scope

Parameters

a

`IPV6_SOCKOPT_RESERVED1`

IPV6_SOCKOPT_RESERVED1 3

Description

reserved for future use

`IPV6_UNICAST_HOPS`

Interface status:

externallyDefinedApi

IPV6_UNICAST_HOPS 4

Description

int; IP6 hops

`IPV6_MULTICAST_IF`

Interface status:

externallyDefinedApi

IPV6_MULTICAST_IF 9

Description

u_int; set or get IP6 multicast if

`IPV6_MULTICAST_HOPS`

Interface status:

externallyDefinedApi

IPV6_MULTICAST_HOPS 10

Description

int; set or get IP6 multicast hops

`IPV6_MULTICAST_LOOP`

Interface status:

externallyDefinedApi

IPV6_MULTICAST_LOOP 11

Description

u_int; set or get IP6 multicast loopback

`IPV6_JOIN_GROUP`

IPV6_JOIN_GROUP 12

Description

ip6_mreq; join a group membership

`IPV6_LEAVE_GROUP`

IPV6_LEAVE_GROUP 13

Description

ip6_mreq; leave a group membership

`IPV6_PORTRANGE`

IPV6_PORTRANGE 14

Description

int; range to choose for unspec port

`ICMP6_FILTER`

ICMP6_FILTER 18

Description

icmp6_filter; icmp6 filter

`IPV6_RTHDRDSTOPTS`

IPV6_RTHDRDSTOPTS 35

Description

ip6_dest; send dst option before rthdr

`IPV6_RECVPKTINFO`

IPV6_RECVPKTINFO 36

Description

bool; recv if, dst addr

`IPV6_RECVHOPLIMIT`

IPV6_RECVHOPLIMIT 37

Description

bool; recv hop limit

`IPV6_RECVRTHDR`

IPV6_RECVRTHDR 38

Description

bool; recv routing header

`IPV6_RECVHOPOPTS`

IPV6_RECVHOPOPTS 39

Description

bool; recv hop-by-hop option

`IPV6_RECVDSTOPTS`

IPV6_RECVDSTOPTS 40

Description

bool; recv dst option after rthdr

`IPV6_USE_MIN_MTU`

IPV6_USE_MIN_MTU 42

Description

bool; send packets at the minimum MTU

`IPV6_RECVPATHMTU`

IPV6_RECVPATHMTU 43

Description

bool; notify an according MTU

`IPV6_PATHMTU`

IPV6_PATHMTU 44

Description

mtuinfo; get the current path MTU (sopt), 4 bytes int; MTU notification (cmsg)

`IPV6_PKTINFO`

IPV6_PKTINFO 46

Description

in6_pktinfo; send if, src addr

`IPV6_HOPLIMIT`

IPV6_HOPLIMIT 47

Description

int; send hop limit

`IPV6_NEXTHOP`

IPV6_NEXTHOP 48

Description

sockaddr; next hop addr

`IPV6_DSTOPTS`

IPV6_DSTOPTS 50

Description

ip6_dest; send dst option befor rthdr

`IPV6_RTHDR`

IPV6_RTHDR 51

Description

new socket options introduced in RFC3542. ip6_dest; send dst option before rthdr

`IPV6_PORTRANGE_DEFAULT`

IPV6_PORTRANGE_DEFAULT 0

Description

Argument for IPV6_PORTRANGE: - which range to search when port is unspecified at bind or connect. default range.

`IPV6_PORTRANGE_HIGH`

IPV6_PORTRANGE_HIGH 1

Description

Argument for IPV6_PORTRANGE: - which range to search when port is unspecified at bind or connect."high" - request firewall bypass

`IPV6_PORTRANGE_LOW`

IPV6_PORTRANGE_LOW 2

Description

Argument for IPV6_PORTRANGE: - which range to search when port is unspecified at bind or connect. "low" - vouchsafe security

`IPV6PROTO_MAXID`

IPV6PROTO_MAXID (IPPROTO_PIM + 1)

Description

Definitions for inet6 sysctl operations.

`IPV6CTL_FORWARDING`

Interface status:

externallyDefinedApi

IPV6CTL_FORWARDING 1

Description

Names for IP sysctl objects. act as router.

`IPV6CTL_SENDREDIRECTS`

Interface status:

externallyDefinedApi

IPV6CTL_SENDREDIRECTS 2

Description

Names for IP sysctl objects. may send redirects when forwarding.

`IPV6CTL_DEFHLIM`

Interface status:

externallyDefinedApi

IPV6CTL_DEFHLIM 3

Description

Names for IP sysctl objects. default Hop-Limit.

`IPV6CTL_FORWSRCRT`

IPV6CTL_FORWSRCRT 5

Description

forward source-routed dgrams

`IPV6CTL_STATS`

IPV6CTL_STATS 6

Description

stats

`IPV6CTL_MRTSTATS`

IPV6CTL_MRTSTATS 7

Description

multicast forwarding stats

`IPV6CTL_MRTPROTO`

IPV6CTL_MRTPROTO 8

Description

multicast routing protocol

`IPV6CTL_MAXFRAGPACKETS`

Interface status:

externallyDefinedApi

IPV6CTL_MAXFRAGPACKETS 9

Description

max packets reassembly queue

`IPV6CTL_SOURCECHECK`

IPV6CTL_SOURCECHECK 10

Description

verify source route and intf

`IPV6CTL_SOURCECHECK_LOGINT`

IPV6CTL_SOURCECHECK_LOGINT 11

Description

minimume logging interval

`IPV6CTL_ACCEPT_RTADV`

Interface status:

externallyDefinedApi

IPV6CTL_ACCEPT_RTADV 12

Description

Names for IP sysctl objects

`IPV6CTL_KEEPFAITH`

Interface status:

externallyDefinedApi

IPV6CTL_KEEPFAITH 13

Description

Names for IP sysctl objects.

`IPV6CTL_LOG_INTERVAL`

Interface status:

externallyDefinedApi

IPV6CTL_LOG_INTERVAL 14

Description

Names for IP sysctl objects.

`IPV6CTL_HDRNESTLIMIT`

Interface status:

externallyDefinedApi

IPV6CTL_HDRNESTLIMIT 15

Description

Names for IP sysctl objects.

`IPV6CTL_DAD_COUNT`

Interface status:

externallyDefinedApi

IPV6CTL_DAD_COUNT 16

Description

Names for IP sysctl objects.

`IPV6CTL_AUTO_FLOWLABEL`

Interface status:

externallyDefinedApi

IPV6CTL_AUTO_FLOWLABEL 17

Description

Names for IP sysctl objects.

`IPV6CTL_DEFMCASTHLIM`

Interface status:

externallyDefinedApi

IPV6CTL_DEFMCASTHLIM 18

Description

Names for IP sysctl objects.

`IPV6CTL_GIF_HLIM`

Interface status:

externallyDefinedApi

IPV6CTL_GIF_HLIM 19

Description

Names for IP sysctl objects. default HLIM for gif encap packet.

`IPV6CTL_KAME_VERSION`

Interface status:

externallyDefinedApi

IPV6CTL_KAME_VERSION 20

Description

Names for IP sysctl objects.

`IPV6CTL_USE_DEPRECATED`

Interface status:

externallyDefinedApi

IPV6CTL_USE_DEPRECATED 21

Description

Names for IP sysctl objects. use deprecated addr (RFC2462 5.5.4)

`IPV6CTL_RR_PRUNE`

Interface status:

externallyDefinedApi

IPV6CTL_RR_PRUNE 22

Description

Names for IP sysctl objects. walk timer for router renumbering.

`IPV6CTL_V6ONLY`

IPV6CTL_V6ONLY 24

Description

cloned route expiration time

`IPV6CTL_RTEXPIRE`

Interface status:

externallyDefinedApi

IPV6CTL_RTEXPIRE 25

Description

cloned route expiration time

`IPV6CTL_RTMINEXPIRE`

Interface status:

externallyDefinedApi

IPV6CTL_RTMINEXPIRE 26

Description

min value for expiration time

`IPV6CTL_RTMAXCACHE`

Interface status:

externallyDefinedApi

IPV6CTL_RTMAXCACHE 27

Description

trigger level for dynamic expire

`IPV6CTL_USETEMPADDR`

IPV6CTL_USETEMPADDR 32

Description

use temporary addresses (RFC3041)

`IPV6CTL_TEMPPLTIME`

IPV6CTL_TEMPPLTIME 33

Description

preferred lifetime for tmpaddrs

`IPV6CTL_TEMPVLTIME`

IPV6CTL_TEMPVLTIME 34

Description

valid lifetime for tmpaddrs

`IPV6CTL_AUTO_LINKLOCAL`

IPV6CTL_AUTO_LINKLOCAL 35

Description

automatic link-local addr assign

`IPV6CTL_RIP6STATS`

IPV6CTL_RIP6STATS 36

Description

raw_ip6 stats

`IPV6CTL_PREFER_TEMPADDR`

IPV6CTL_PREFER_TEMPADDR 37

Description

prefer temporary addr as src

`IPV6CTL_ADDRCTLPOLICY`

IPV6CTL_ADDRCTLPOLICY 38

Description

get or set address selection policy

`IPV6CTL_MAXFRAGS`

IPV6CTL_MAXFRAGS 41

Description

max fragments

`IPV6CTL_STEALTH`

IPV6CTL_STEALTH 45

Description

New entries should be added here from current IPV6CTL_MAXID value. to define items, should talk with KAME guys first, for BSD compatibility 42-44 is already used in KAME

`IPV6CTL_MAXID`

IPV6CTL_MAXID 46

Description

MAXID