-/* $KAME: ip6_var.h,v 1.31 2000/04/04 08:48:26 itojun Exp $ */
+/* $FreeBSD: src/sys/netinet6/ip6_var.h,v 1.2.2.2 2001/07/03 11:01:54 ume Exp $ */
+/* $KAME: ip6_var.h,v 1.62 2001/05/03 14:51:48 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
#ifndef _NETINET6_IP6_VAR_H_
#define _NETINET6_IP6_VAR_H_
+#include <sys/appleapiopts.h>
+#ifdef __APPLE_API_PRIVATE
/*
* IP6 reassembly queue structure. Each fragment
* being reassembled is attached to one of these structures.
#define ip6po_route ip6po_rhinfo.ip6po_rhi_route
struct ip6_pktopts {
+ struct mbuf *ip6po_m; /* Pointer to mbuf storing the data */
int ip6po_hlim; /* Hoplimit for outgoing packets */
/* Outgoing IF/address information */
/* Destination options header (after a routing header) */
struct ip6_dest *ip6po_dest2;
-
- int ip6po_flags;
-#define IP6PO_REACHCONF 0x01 /* upper-layer reachability confirmation */
-#define IP6PO_MINMTU 0x02 /* use minimum MTU (IPV6_USE_MIN_MTU) */
};
/*
* Control options for incoming packets
*/
-struct ip6_recvpktopts {
- struct mbuf *head; /* mbuf chain of data passed to a user */
-
-#ifdef SO_TIMESTAMP
- struct mbuf *timestamp; /* timestamp */
-#endif
- struct mbuf *hlim; /* received hop limit */
- struct mbuf *pktinfo; /* packet information of rcv packet */
- struct mbuf *hbh; /* HbH options header of rcv packet */
- struct mbuf *dest1; /* Dest opt header of rcv packet */
- struct mbuf *dest2; /* Dest opt header (after rthdr) of rcv packet */
- struct mbuf *rthdr; /* Routing header of rcv packet */
-};
-
struct ip6stat {
u_quad_t ip6s_total; /* total packets received */
u_quad_t ip6s_tooshort; /* packet too short */
u_quad_t ip6s_exthdrtoolong; /* ext hdr are not continuous */
u_quad_t ip6s_nogif; /* no match gif found */
u_quad_t ip6s_toomanyhdr; /* discarded due to too many headers */
- /* XXX the following two items are not really AF_INET6 thing */
- u_quad_t ip6s_exthdrget; /* # of calls to IP6_EXTHDR_GET */
- u_quad_t ip6s_exthdrget0; /* # of calls to IP6_EXTHDR_GET0 */
- u_quad_t ip6s_pulldown; /* # of calls to m_pulldown */
- u_quad_t ip6s_pulldown_copy; /* # of mbuf copies in m_pulldown */
- u_quad_t ip6s_pulldown_alloc; /* # of mbuf allocs in m_pulldown */
- u_quad_t ip6s_pullup; /* # of calls to m_pullup */
- u_quad_t ip6s_pullup_copy; /* # of possible m_pullup copies */
- u_quad_t ip6s_pullup_alloc; /* # of possible m_pullup mallocs */
- u_quad_t ip6s_pullup_fail; /* # of possible m_pullup failures */
- u_quad_t ip6s_pullup2; /* # of calls to m_pullup2 */
- u_quad_t ip6s_pullup2_copy; /* # of possible m_pullup2 copies */
- u_quad_t ip6s_pullup2_alloc; /* # of possible m_pullup2 mallocs */
- u_quad_t ip6s_pullup2_fail; /* # of possible m_pullup2 failures */
/*
* statistics for improvement of the source address selection
u_quad_t ip6s_sources_otherscope[16];
/* number of times that an deprecated address is chosen */
u_quad_t ip6s_sources_deprecated[16];
+
+ u_quad_t ip6s_forward_cachehit;
+ u_quad_t ip6s_forward_cachemiss;
+};
+
+#ifdef KERNEL
+/*
+ * IPv6 onion peeling state.
+ * it will be initialized when we come into ip6_input().
+ * XXX do not make it a kitchen sink!
+ */
+struct ip6aux {
+ u_int32_t ip6a_flags;
+#define IP6A_SWAP 0x01 /* swapped home/care-of on packet */
+#define IP6A_HASEEN 0x02 /* HA was present */
+#define IP6A_BRUID 0x04 /* BR Unique Identifier was present */
+#define IP6A_RTALERTSEEN 0x08 /* rtalert present */
+
+ /* ip6.ip6_src */
+ struct in6_addr ip6a_careof; /* care-of address of the peer */
+ struct in6_addr ip6a_home; /* home address of the peer */
+ u_int16_t ip6a_bruid; /* BR unique identifier */
+
+ /* ip6.ip6_dst */
+ struct in6_ifaddr *ip6a_dstia6; /* my ifaddr that matches ip6_dst */
+
+ /* rtalert */
+ u_int16_t ip6a_rtalert; /* rtalert option value */
+
+ /*
+ * decapsulation history will be here.
+ * with IPsec it may not be accurate.
+ */
};
+#endif
-#if KERNEL
+#ifdef KERNEL
/* flags passed to ip6_output as last parameter */
#define IPV6_DADOUTPUT 0x01 /* DAD */
#define IPV6_FORWARDING 0x02 /* most of IPv6 header exists */
extern int ip6_use_deprecated; /* allow deprecated addr as source */
extern int ip6_rr_prune; /* router renumbering prefix
* walk list every 5 sec. */
-#if INET6
-extern int ip6_mapped_addr_on;
-#endif
-#if defined(__NetBSD__) && !defined(INET6_BINDV6ONLY)
-extern int ip6_bindv6only;
-#endif
+#define ip6_mapped_addr_on (!ip6_v6only)
+extern int ip6_v6only;
extern struct socket *ip6_mrouter; /* multicast routing daemon */
extern int ip6_sendredirects; /* send IP redirects when forwarding? */
extern u_int32_t ip6_flow_seq;
extern int ip6_auto_flowlabel;
+extern int ip6_auto_linklocal;
+
+extern int ip6_anonportmin; /* minimum ephemeral port */
+extern int ip6_anonportmax; /* maximum ephemeral port */
+extern int ip6_lowportmin; /* minimum reserved port */
+extern int ip6_lowportmax; /* maximum reserved port */
+
+extern int ip6_use_tempaddr; /* whether to use temporary addresses. */
-#if !defined(__APPLE__)
-//#if !defined(__FreeBSD__) || __FreeBSD__ < 3
-struct in6pcb;
-#endif
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
extern struct pr_usrreqs rip6_usrreqs;
+struct sockopt;
struct inpcb;
-struct sockopt;
-#endif
-#if (defined(__FreeBSD__) && __FreeBSD__ >= 3) || defined (__APPLE__)
int icmp6_ctloutput __P((struct socket *, struct sockopt *sopt));
-#else
-int icmp6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
-#endif
+struct in6_ifaddr;
void ip6_init __P((void));
void ip6intr __P((void));
void ip6_input __P((struct mbuf *));
+struct in6_ifaddr *ip6_getdstifaddr __P((struct mbuf *));
void ip6_freepcbopts __P((struct ip6_pktopts *));
void ip6_freemoptions __P((struct ip6_moptions *));
int ip6_unknown_opt __P((u_int8_t *, struct mbuf *, int));
char * ip6_get_prevhdr __P((struct mbuf *, int));
int ip6_nexthdr __P((struct mbuf *, int, int, int *));
int ip6_lasthdr __P((struct mbuf *, int, int, int *));
+
+struct mbuf *ip6_addaux __P((struct mbuf *));
+struct mbuf *ip6_findaux __P((struct mbuf *));
+void ip6_delaux __P((struct mbuf *));
+
int ip6_mforward __P((struct ip6_hdr *, struct ifnet *, struct mbuf *));
int ip6_process_hopopts __P((struct mbuf *, u_int8_t *, int, u_int32_t *,
u_int32_t *));
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
-void ip6_savecontrol __P((struct inpcb *, struct ip6_hdr *, struct mbuf *,
- struct ip6_recvpktopts *,
- struct ip6_recvpktopts **));
-#else
-void ip6_savecontrol __P((struct in6pcb *, struct ip6_hdr *, struct mbuf *,
- struct ip6_recvpktopts *,
- struct ip6_recvpktopts **));
-#endif
-void ip6_update_recvpcbopt __P((struct ip6_recvpktopts *,
- struct ip6_recvpktopts *));
-void ip6_reset_rcvopt __P((struct ip6_recvpktopts *, int));
+void ip6_savecontrol __P((struct inpcb *, struct mbuf **, struct ip6_hdr *,
+ struct mbuf *));
+void ip6_notify_pmtu __P((struct inpcb *, struct sockaddr_in6 *,
+ u_int32_t *));
int ip6_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
void ip6_forward __P((struct mbuf *, int));
void ip6_mloopback __P((struct ifnet *, struct mbuf *, struct sockaddr_in6 *));
int ip6_output __P((struct mbuf *, struct ip6_pktopts *,
- struct route_in6 *, int,
+ struct route_in6 *,
+ int,
struct ip6_moptions *, struct ifnet **));
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
int ip6_ctloutput __P((struct socket *, struct sockopt *sopt));
-#else
-int ip6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
-#endif
+void init_ip6pktopts __P((struct ip6_pktopts *));
int ip6_setpktoptions __P((struct mbuf *, struct ip6_pktopts *, int, int));
void ip6_clearpktopts __P((struct ip6_pktopts *, int, int));
struct ip6_pktopts *ip6_copypktopts __P((struct ip6_pktopts *, int));
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
int ip6_optlen __P((struct inpcb *));
-#else
-int ip6_optlen __P((struct in6pcb *));
-#endif
int route6_input __P((struct mbuf **, int *, int));
void frag6_drain __P((void));
void rip6_init __P((void));
-int rip6_input __P((struct mbuf **mp, int *offp, int proto));
+int rip6_input __P((struct mbuf **mp, int *offset));
void rip6_ctlinput __P((int, struct sockaddr *, void *));
-#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
int rip6_ctloutput __P((struct socket *so, struct sockopt *sopt));
-#else
-int rip6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
-#endif
-int rip6_output __P((struct mbuf *, struct socket *, struct sockaddr_in6 *,
- struct mbuf *));
+int rip6_output __P((struct mbuf *, struct socket *, struct sockaddr_in6 *, struct mbuf *));
int rip6_usrreq __P((struct socket *,
int, struct mbuf *, struct mbuf *, struct mbuf *, struct proc *));
int dest6_input __P((struct mbuf **, int *, int));
int none_input __P((struct mbuf **, int *, int));
-#endif /* _KERNEL */
+#endif /* KERNEL */
+#endif /* __APPLE_API_PRIVATE */
#endif /* !_NETINET6_IP6_VAR_H_ */
projects / apple / xnu.git / blobdiff