#ifndef _NETINET6_IN6_H_
#define _NETINET6_IN6_H_
#include <sys/appleapiopts.h>
+#include <sys/_types.h>
+
+
+#ifndef _SA_FAMILY_T
+#define _SA_FAMILY_T
+typedef __uint8_t sa_family_t;
+#endif
/*
* Identification of the network protocol stack
#define __KAME__
#define __KAME_VERSION "20010528/apple-darwin"
+#ifndef _POSIX_C_SOURCE
/*
* Local port number conventions:
*
#define IPV6PORT_ANONMAX 65535
#define IPV6PORT_RESERVEDMIN 600
#define IPV6PORT_RESERVEDMAX (IPV6PORT_RESERVED-1)
+#endif /* _POSIX_C_SOURCE */
/*
* IPv6 address
*/
struct in6_addr {
union {
- u_int8_t __u6_addr8[16];
- u_int16_t __u6_addr16[8];
- u_int32_t __u6_addr32[4];
+ __uint8_t __u6_addr8[16];
+ __uint16_t __u6_addr16[8];
+ __uint32_t __u6_addr32[4];
} __u6_addr; /* 128-bit IP6 address */
};
/*
* Socket address for IPv6
*/
-#if !defined(_XOPEN_SOURCE)
+#ifndef _POSIX_C_SOURCE
#define SIN6_LEN
-#endif
+#endif /* _POSIX_C_SOURCE */
struct sockaddr_in6 {
- u_int8_t sin6_len; /* length of this struct(sa_family_t)*/
- u_int8_t sin6_family; /* AF_INET6 (sa_family_t) */
- u_int16_t sin6_port; /* Transport layer port # (in_port_t)*/
- u_int32_t sin6_flowinfo; /* IP6 flow information */
+ __uint8_t sin6_len; /* length of this struct(sa_family_t)*/
+ sa_family_t sin6_family; /* AF_INET6 (sa_family_t) */
+ in_port_t sin6_port; /* Transport layer port # (in_port_t)*/
+ __uint32_t sin6_flowinfo; /* IP6 flow information */
struct in6_addr sin6_addr; /* IP6 address */
- u_int32_t sin6_scope_id; /* scope zone index */
+ __uint32_t sin6_scope_id; /* scope zone index */
};
/*
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}}
#endif
-#ifdef KERNEL
+#ifdef KERNEL_PRIVATE
extern const struct sockaddr_in6 sa6_any;
extern const struct in6_addr in6mask0;
extern const struct in6_addr in6mask64;
extern const struct in6_addr in6mask96;
extern const struct in6_addr in6mask128;
-#endif /* KERNEL */
+#endif KERNEL_PRIVATE
/*
* Macros started with IPV6_ADDR is KAME local
#define IN6ADDR_LOOPBACK_INIT \
{{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
+#ifndef _POSIX_C_SOURCE
#define IN6ADDR_NODELOCAL_ALLNODES_INIT \
{{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
{{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}}
+#endif /* _POSIX_C_SOURCE */
extern const struct in6_addr in6addr_any;
extern const struct in6_addr in6addr_loopback;
+#ifndef _POSIX_C_SOURCE
extern const struct in6_addr in6addr_nodelocal_allnodes;
extern const struct in6_addr in6addr_linklocal_allnodes;
extern const struct in6_addr in6addr_linklocal_allrouters;
+#endif /* _POSIX_C_SOURCE */
/*
* Equality
#define IN6_ARE_ADDR_EQUAL(a, b) \
(bcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
#else
+#ifndef _POSIX_C_SOURCE
#define IN6_ARE_ADDR_EQUAL(a, b) \
(memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
+#endif /* _POSIX_C_SOURCE */
#endif
#ifdef KERNEL /* non standard */
* Unspecified
*/
#define 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))
+ ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) == 0))
/*
* Loopback
*/
#define 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)))
+ ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1)))
/*
* IPv4 compatible
*/
#define 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)))
+ ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1)))
/*
* Mapped
*/
#define 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)))
+ ((*(const __uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \
+ (*(const __uint32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff)))
/*
* KAME Scope Values
#define IFA6_IS_DEPRECATED(a) \
((a)->ia6_lifetime.ia6t_preferred != 0 && \
- (a)->ia6_lifetime.ia6t_preferred < time_second)
+ (a)->ia6_lifetime.ia6t_preferred < timenow.tv_sec)
#define IFA6_IS_INVALID(a) \
((a)->ia6_lifetime.ia6t_expire != 0 && \
- (a)->ia6_lifetime.ia6t_expire < time_second)
-#endif /* _KERNEL */
+ (a)->ia6_lifetime.ia6t_expire < timenow.tv_sec)
+#endif /* KERNEL */
/*
* IP6 route structure
*/
-#ifdef __APPLE_API_PRIVATE
-#if !defined(_XOPEN_SOURCE)
+#ifndef _POSIX_C_SOURCE
+#ifdef PRIVATE
struct route_in6 {
struct rtentry *ro_rt;
struct sockaddr_in6 ro_dst;
};
-#endif
-#endif /* __APPLE_API_PRIVATE */
+#endif /* PRIVATE */
+#endif /* _POSIX_C_SOURCE */
/*
* Options for use with [gs]etsockopt at the IPV6 level.
* First word of comment is data type; bool is stored in int.
*/
/* no hdrincl */
+#ifndef _POSIX_C_SOURCE
#if 0 /* the followings are relic in IPv4 and hence are disabled */
#define IPV6_OPTIONS 1 /* buf/ip6_opts; set/get IP6 options */
#define IPV6_RECVOPTS 5 /* bool; receive all IP6 opts w/dgram */
#define IPV6_RECVRETOPTS 6 /* bool; receive IP6 opts for response */
#define IPV6_RECVDSTADDR 7 /* bool; receive IP6 dst addr w/dgram */
#define IPV6_RETOPTS 8 /* ip6_opts; set/get IP6 options */
-#endif
+#endif 0
#define IPV6_SOCKOPT_RESERVED1 3 /* reserved for future use */
+#endif /* _POSIX_C_SOURCE */
#define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */
-#define IPV6_MULTICAST_IF 9 /* u_char; set/get IP6 multicast i/f */
-#define IPV6_MULTICAST_HOPS 10 /* u_char; set/get IP6 multicast hops */
-#define IPV6_MULTICAST_LOOP 11 /* u_char; set/get IP6 multicast loopback */
+#define IPV6_MULTICAST_IF 9 /* __uint8_t; set/get IP6 multicast i/f */
+#define IPV6_MULTICAST_HOPS 10 /* __uint8_t; set/get IP6 multicast hops */
+#define IPV6_MULTICAST_LOOP 11 /* __uint8_t; set/get IP6 mcast loopback */
#define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */
#define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */
+
+#ifndef _POSIX_C_SOURCE
#define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */
#define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */
/* RFC2292 options */
#define IPV6_PKTOPTIONS 25 /* buf/cmsghdr; set/get IPv6 options */
#define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */
+#endif /* _POSIX_C_SOURCE */
#define IPV6_V6ONLY 27 /* bool; only bind INET6 at wildcard bind */
-#ifndef _KERNEL
+#ifndef _POSIX_C_SOURCE
+#ifndef KERNEL
#define IPV6_BINDV6ONLY IPV6_V6ONLY
-#endif
+#endif KERNEL
+
#if 1 /*IPSEC*/
#define IPV6_IPSEC_POLICY 28 /* struct; get/set security policy */
-#endif
+#endif 1
#define IPV6_FAITH 29 /* bool; accept FAITH'ed connections */
#if 1 /*IPV6FIREWALL*/
#define IPV6_FW_FLUSH 32 /* flush firewall rule chain */
#define IPV6_FW_ZERO 33 /* clear single/all firewall counter(s) */
#define IPV6_FW_GET 34 /* get entire firewall rule chain */
-#endif
+#endif 1
/* to define items, should talk with KAME guys first, for *BSD compatibility */
#define IPV6_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */
#define IPV6_PORTRANGE_LOW 2 /* "low" - vouchsafe security */
-#if !defined(_XOPEN_SOURCE)
/*
* Definitions for inet6 sysctl operations.
*
*/
#define IPV6PROTO_MAXID (IPPROTO_PIM + 1) /* don't list to IPV6PROTO_MAX */
+/*
+ * Names for IP sysctl objects
+ */
+#define IPV6CTL_FORWARDING 1 /* act as router */
+#define IPV6CTL_SENDREDIRECTS 2 /* may send redirects when forwarding*/
+#define IPV6CTL_DEFHLIM 3 /* default Hop-Limit */
+#ifdef notyet
+#define IPV6CTL_DEFMTU 4 /* default MTU */
+#endif
+#define IPV6CTL_FORWSRCRT 5 /* forward source-routed dgrams */
+#define IPV6CTL_STATS 6 /* stats */
+#define IPV6CTL_MRTSTATS 7 /* multicast forwarding stats */
+#define IPV6CTL_MRTPROTO 8 /* multicast routing protocol */
+#define IPV6CTL_MAXFRAGPACKETS 9 /* max packets reassembly queue */
+#define IPV6CTL_SOURCECHECK 10 /* verify source route and intf */
+#define IPV6CTL_SOURCECHECK_LOGINT 11 /* minimume logging interval */
+#define IPV6CTL_ACCEPT_RTADV 12
+#define IPV6CTL_KEEPFAITH 13
+#define IPV6CTL_LOG_INTERVAL 14
+#define IPV6CTL_HDRNESTLIMIT 15
+#define IPV6CTL_DAD_COUNT 16
+#define IPV6CTL_AUTO_FLOWLABEL 17
+#define IPV6CTL_DEFMCASTHLIM 18
+#define IPV6CTL_GIF_HLIM 19 /* default HLIM for gif encap packet */
+#define IPV6CTL_KAME_VERSION 20
+#define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */
+#define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */
+#if 0 /*obsolete*/
+#define IPV6CTL_MAPPED_ADDR 23
+#endif
+#define IPV6CTL_V6ONLY 24
+#define IPV6CTL_RTEXPIRE 25 /* cloned route expiration time */
+#define IPV6CTL_RTMINEXPIRE 26 /* min value for expiration time */
+#define IPV6CTL_RTMAXCACHE 27 /* trigger level for dynamic expire */
+
+#define IPV6CTL_USETEMPADDR 32 /* use temporary addresses (RFC3041) */
+#define IPV6CTL_TEMPPLTIME 33 /* preferred lifetime for tmpaddrs */
+#define IPV6CTL_TEMPVLTIME 34 /* valid lifetime for tmpaddrs */
+#define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */
+#define IPV6CTL_RIP6STATS 36 /* raw_ip6 stats */
+
+#define IPV6CTL_MAXFRAGS 41 /* max fragments */
+
+/* New entries should be added here from current IPV6CTL_MAXID value. */
+/* to define items, should talk with KAME guys first, for *BSD compatibility */
+#define IPV6CTL_MAXID 42
+
+#ifdef KERNEL_PRIVATE
#define CTL_IPV6PROTO_NAMES { \
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
{ 0, 0 }, \
{ 0, 0 }, \
{ "pim6", CTLTYPE_NODE }, \
}
-
-/*
- * Names for IP sysctl objects
- */
-#define IPV6CTL_FORWARDING 1 /* act as router */
-#define IPV6CTL_SENDREDIRECTS 2 /* may send redirects when forwarding*/
-#define IPV6CTL_DEFHLIM 3 /* default Hop-Limit */
-#ifdef notyet
-#define IPV6CTL_DEFMTU 4 /* default MTU */
-#endif
-#define IPV6CTL_FORWSRCRT 5 /* forward source-routed dgrams */
-#define IPV6CTL_STATS 6 /* stats */
-#define IPV6CTL_MRTSTATS 7 /* multicast forwarding stats */
-#define IPV6CTL_MRTPROTO 8 /* multicast routing protocol */
-#define IPV6CTL_MAXFRAGPACKETS 9 /* max packets reassembly queue */
-#define IPV6CTL_SOURCECHECK 10 /* verify source route and intf */
-#define IPV6CTL_SOURCECHECK_LOGINT 11 /* minimume logging interval */
-#define IPV6CTL_ACCEPT_RTADV 12
-#define IPV6CTL_KEEPFAITH 13
-#define IPV6CTL_LOG_INTERVAL 14
-#define IPV6CTL_HDRNESTLIMIT 15
-#define IPV6CTL_DAD_COUNT 16
-#define IPV6CTL_AUTO_FLOWLABEL 17
-#define IPV6CTL_DEFMCASTHLIM 18
-#define IPV6CTL_GIF_HLIM 19 /* default HLIM for gif encap packet */
-#define IPV6CTL_KAME_VERSION 20
-#define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */
-#define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */
-#if 0 /*obsolete*/
-#define IPV6CTL_MAPPED_ADDR 23
-#endif
-#define IPV6CTL_V6ONLY 24
-#define IPV6CTL_RTEXPIRE 25 /* cloned route expiration time */
-#define IPV6CTL_RTMINEXPIRE 26 /* min value for expiration time */
-#define IPV6CTL_RTMAXCACHE 27 /* trigger level for dynamic expire */
-
-#define IPV6CTL_USETEMPADDR 32 /* use temporary addresses (RFC3041) */
-#define IPV6CTL_TEMPPLTIME 33 /* preferred lifetime for tmpaddrs */
-#define IPV6CTL_TEMPVLTIME 34 /* valid lifetime for tmpaddrs */
-#define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */
-#define IPV6CTL_RIP6STATS 36 /* raw_ip6 stats */
-
-/* New entries should be added here from current IPV6CTL_MAXID value. */
-/* to define items, should talk with KAME guys first, for *BSD compatibility */
-#define IPV6CTL_MAXID 37
-
-#endif /* !_XOPEN_SOURCE */
-
/*
* Redefinition of mbuf flags
*/
#define M_LOOP M_PROTO4
#define M_AUTHIPDGM M_PROTO5
-#ifdef KERNEL
-#ifdef __APPLE_API_PRIVATE
struct cmsghdr;
struct mbuf;
struct ifnet;
-
-int in6_cksum __P((struct mbuf *, u_int8_t, u_int32_t, u_int32_t));
-int in6_localaddr __P((struct in6_addr *));
-int in6_addrscope __P((struct in6_addr *));
-struct in6_ifaddr *in6_ifawithscope __P((struct ifnet *, struct in6_addr *));
-struct in6_ifaddr *in6_ifawithifp __P((struct ifnet *, struct in6_addr *));
-extern void in6_if_up __P((struct ifnet *));
+struct in6_aliasreq;
+
+int in6_cksum(struct mbuf *, __uint8_t, __uint32_t, __uint32_t);
+int in6_localaddr(struct in6_addr *);
+int in6_addrscope(struct in6_addr *);
+struct in6_ifaddr *in6_ifawithscope(struct ifnet *, struct in6_addr *);
+struct in6_ifaddr *in6_ifawithifp(struct ifnet *, struct in6_addr *);
+extern void in6_if_up(struct ifnet *, struct in6_aliasreq *);
struct sockaddr;
-void in6_sin6_2_sin __P((struct sockaddr_in *sin,
- struct sockaddr_in6 *sin6));
-void in6_sin_2_v4mapsin6 __P((struct sockaddr_in *sin,
- struct sockaddr_in6 *sin6));
-void in6_sin6_2_sin_in_sock __P((struct sockaddr *nam));
-void in6_sin_2_v4mapsin6_in_sock __P((struct sockaddr **nam));
+void in6_sin6_2_sin(struct sockaddr_in *sin,
+ struct sockaddr_in6 *sin6);
+void in6_sin_2_v4mapsin6(struct sockaddr_in *sin,
+ struct sockaddr_in6 *sin6);
+void in6_sin6_2_sin_in_sock(struct sockaddr *nam);
+void in6_sin_2_v4mapsin6_in_sock(struct sockaddr **nam);
#define satosin6(sa) ((struct sockaddr_in6 *)(sa))
#define sin6tosa(sin6) ((struct sockaddr *)(sin6))
#define ifatoia6(ifa) ((struct in6_ifaddr *)(ifa))
-#endif /* __APPLE_API_PRIVATE */
-#endif /* KERNEL */
+#endif KERNEL_PRIVATE
+#ifndef KERNEL
__BEGIN_DECLS
struct cmsghdr;
-extern int inet6_option_space __P((int));
-extern int inet6_option_init __P((void *, struct cmsghdr **, int));
-extern int inet6_option_append __P((struct cmsghdr *, const u_int8_t *,
- int, int));
-extern u_int8_t *inet6_option_alloc __P((struct cmsghdr *, int, int, int));
-extern int inet6_option_next __P((const struct cmsghdr *, u_int8_t **));
-extern int inet6_option_find __P((const struct cmsghdr *, u_int8_t **, int));
-
-extern size_t inet6_rthdr_space __P((int, int));
-extern struct cmsghdr *inet6_rthdr_init __P((void *, int));
-extern int inet6_rthdr_add __P((struct cmsghdr *, const struct in6_addr *,
- unsigned int));
-extern int inet6_rthdr_lasthop __P((struct cmsghdr *, unsigned int));
+extern int inet6_option_space(int);
+extern int inet6_option_init(void *, struct cmsghdr **, int);
+extern int inet6_option_append(struct cmsghdr *, const __uint8_t *,
+ int, int);
+extern __uint8_t *inet6_option_alloc(struct cmsghdr *, int, int, int);
+extern int inet6_option_next(const struct cmsghdr *, __uint8_t **);
+extern int inet6_option_find(const struct cmsghdr *, __uint8_t **, int);
+
+extern size_t inet6_rthdr_space(int, int);
+extern struct cmsghdr *inet6_rthdr_init(void *, int);
+extern int inet6_rthdr_add(struct cmsghdr *, const struct in6_addr *,
+ unsigned int);
+extern int inet6_rthdr_lasthop(struct cmsghdr *, unsigned int);
#if 0 /* not implemented yet */
-extern int inet6_rthdr_reverse __P((const struct cmsghdr *, struct cmsghdr *));
+extern int inet6_rthdr_reverse(const struct cmsghdr *, struct cmsghdr *);
#endif
-extern int inet6_rthdr_segments __P((const struct cmsghdr *));
-extern struct in6_addr *inet6_rthdr_getaddr __P((struct cmsghdr *, int));
-extern int inet6_rthdr_getflags __P((const struct cmsghdr *, int));
-
-extern int inet6_opt_init __P((void *, size_t));
-extern int inet6_opt_append __P((void *, size_t, int, u_int8_t,
- size_t, u_int8_t, void **));
-extern int inet6_opt_finish __P((void *, size_t, int));
-extern int inet6_opt_set_val __P((void *, size_t, void *, int));
-
-extern int inet6_opt_next __P((void *, size_t, int, u_int8_t *,
- size_t *, void **));
-extern int inet6_opt_find __P((void *, size_t, int, u_int8_t,
- size_t *, void **));
-extern int inet6_opt_get_val __P((void *, size_t, void *, int));
-extern size_t inet6_rth_space __P((int, int));
-extern void *inet6_rth_init __P((void *, int, int, int));
-extern int inet6_rth_add __P((void *, const struct in6_addr *));
-extern int inet6_rth_reverse __P((const void *, void *));
-extern int inet6_rth_segments __P((const void *));
-extern struct in6_addr *inet6_rth_getaddr __P((const void *, int));
+extern int inet6_rthdr_segments(const struct cmsghdr *);
+extern struct in6_addr *inet6_rthdr_getaddr(struct cmsghdr *, int);
+extern int inet6_rthdr_getflags(const struct cmsghdr *, int);
+
+extern int inet6_opt_init(void *, size_t);
+extern int inet6_opt_append(void *, size_t, int, __uint8_t,
+ size_t, __uint8_t, void **);
+extern int inet6_opt_finish(void *, size_t, int);
+extern int inet6_opt_set_val(void *, size_t, void *, int);
+
+extern int inet6_opt_next(void *, size_t, int, __uint8_t *,
+ size_t *, void **);
+extern int inet6_opt_find(void *, size_t, int, __uint8_t,
+ size_t *, void **);
+extern int inet6_opt_get_val(void *, size_t, void *, int);
+extern size_t inet6_rth_space(int, int);
+extern void *inet6_rth_init(void *, int, int, int);
+extern int inet6_rth_add(void *, const struct in6_addr *);
+extern int inet6_rth_reverse(const void *, void *);
+extern int inet6_rth_segments(const void *);
+extern struct in6_addr *inet6_rth_getaddr(const void *, int);
__END_DECLS
-
+#endif !KERNEL
+#endif /* _POSIX_C_SOURCE */
#endif /* !_NETINET6_IN6_H_ */
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