diff options
Diffstat (limited to 'freebsd/sys/netinet6/ip6_var.h')
| -rw-r--r-- | freebsd/sys/netinet6/ip6_var.h | 159 |
1 files changed, 66 insertions, 93 deletions
diff --git a/freebsd/sys/netinet6/ip6_var.h b/freebsd/sys/netinet6/ip6_var.h index 4e8c42bd..e52a3206 100644 --- a/freebsd/sys/netinet6/ip6_var.h +++ b/freebsd/sys/netinet6/ip6_var.h @@ -99,6 +99,14 @@ struct ip6asfrag { #define IP6_REASS_MBUF(ip6af) (*(struct mbuf **)&((ip6af)->ip6af_m)) /* + * IP6 reinjecting structure. + */ +struct ip6_direct_ctx { + uint32_t ip6dc_nxt; /* next header to process */ + uint32_t ip6dc_off; /* offset to next header */ +}; + +/* * Structure attached to inpcb.in6p_moptions and * passed to ip6_output when IPv6 multicast options are in use. * This structure is lazy-allocated. @@ -181,39 +189,39 @@ struct ip6_pktopts { */ struct ip6stat { - u_quad_t ip6s_total; /* total packets received */ - u_quad_t ip6s_tooshort; /* packet too short */ - u_quad_t ip6s_toosmall; /* not enough data */ - u_quad_t ip6s_fragments; /* fragments received */ - u_quad_t ip6s_fragdropped; /* frags dropped(dups, out of space) */ - u_quad_t ip6s_fragtimeout; /* fragments timed out */ - u_quad_t ip6s_fragoverflow; /* fragments that exceeded limit */ - u_quad_t ip6s_forward; /* packets forwarded */ - u_quad_t ip6s_cantforward; /* packets rcvd for unreachable dest */ - u_quad_t ip6s_redirectsent; /* packets forwarded on same net */ - u_quad_t ip6s_delivered; /* datagrams delivered to upper level*/ - u_quad_t ip6s_localout; /* total ip packets generated here */ - u_quad_t ip6s_odropped; /* lost packets due to nobufs, etc. */ - u_quad_t ip6s_reassembled; /* total packets reassembled ok */ - u_quad_t ip6s_fragmented; /* datagrams successfully fragmented */ - u_quad_t ip6s_ofragments; /* output fragments created */ - u_quad_t ip6s_cantfrag; /* don't fragment flag was set, etc. */ - u_quad_t ip6s_badoptions; /* error in option processing */ - u_quad_t ip6s_noroute; /* packets discarded due to no route */ - u_quad_t ip6s_badvers; /* ip6 version != 6 */ - u_quad_t ip6s_rawout; /* total raw ip packets generated */ - u_quad_t ip6s_badscope; /* scope error */ - u_quad_t ip6s_notmember; /* don't join this multicast group */ + uint64_t ip6s_total; /* total packets received */ + uint64_t ip6s_tooshort; /* packet too short */ + uint64_t ip6s_toosmall; /* not enough data */ + uint64_t ip6s_fragments; /* fragments received */ + uint64_t ip6s_fragdropped; /* frags dropped(dups, out of space) */ + uint64_t ip6s_fragtimeout; /* fragments timed out */ + uint64_t ip6s_fragoverflow; /* fragments that exceeded limit */ + uint64_t ip6s_forward; /* packets forwarded */ + uint64_t ip6s_cantforward; /* packets rcvd for unreachable dest */ + uint64_t ip6s_redirectsent; /* packets forwarded on same net */ + uint64_t ip6s_delivered; /* datagrams delivered to upper level*/ + uint64_t ip6s_localout; /* total ip packets generated here */ + uint64_t ip6s_odropped; /* lost packets due to nobufs, etc. */ + uint64_t ip6s_reassembled; /* total packets reassembled ok */ + uint64_t ip6s_fragmented; /* datagrams successfully fragmented */ + uint64_t ip6s_ofragments; /* output fragments created */ + uint64_t ip6s_cantfrag; /* don't fragment flag was set, etc. */ + uint64_t ip6s_badoptions; /* error in option processing */ + uint64_t ip6s_noroute; /* packets discarded due to no route */ + uint64_t ip6s_badvers; /* ip6 version != 6 */ + uint64_t ip6s_rawout; /* total raw ip packets generated */ + uint64_t ip6s_badscope; /* scope error */ + uint64_t ip6s_notmember; /* don't join this multicast group */ #define IP6S_HDRCNT 256 /* headers count */ - u_quad_t ip6s_nxthist[IP6S_HDRCNT]; /* next header history */ - u_quad_t ip6s_m1; /* one mbuf */ + uint64_t ip6s_nxthist[IP6S_HDRCNT]; /* next header history */ + uint64_t ip6s_m1; /* one mbuf */ #define IP6S_M2MMAX 32 - u_quad_t ip6s_m2m[IP6S_M2MMAX]; /* two or more mbuf */ - u_quad_t ip6s_mext1; /* one ext mbuf */ - u_quad_t ip6s_mext2m; /* two or more ext mbuf */ - u_quad_t ip6s_exthdrtoolong; /* ext hdr are not contiguous */ - u_quad_t ip6s_nogif; /* no match gif found */ - u_quad_t ip6s_toomanyhdr; /* discarded due to too many headers */ + uint64_t ip6s_m2m[IP6S_M2MMAX]; /* two or more mbuf */ + uint64_t ip6s_mext1; /* one ext mbuf */ + uint64_t ip6s_mext2m; /* two or more ext mbuf */ + uint64_t ip6s_exthdrtoolong; /* ext hdr are not contiguous */ + uint64_t ip6s_nogif; /* no match gif found */ + uint64_t ip6s_toomanyhdr; /* discarded due to too many headers */ /* * statistics for improvement of the source address selection @@ -223,81 +231,51 @@ struct ip6stat { #define IP6S_RULESMAX 16 #define IP6S_SCOPECNT 16 /* number of times that address selection fails */ - u_quad_t ip6s_sources_none; + uint64_t ip6s_sources_none; /* number of times that an address on the outgoing I/F is chosen */ - u_quad_t ip6s_sources_sameif[IP6S_SCOPECNT]; + uint64_t ip6s_sources_sameif[IP6S_SCOPECNT]; /* number of times that an address on a non-outgoing I/F is chosen */ - u_quad_t ip6s_sources_otherif[IP6S_SCOPECNT]; + uint64_t ip6s_sources_otherif[IP6S_SCOPECNT]; /* * number of times that an address that has the same scope * from the destination is chosen. */ - u_quad_t ip6s_sources_samescope[IP6S_SCOPECNT]; + uint64_t ip6s_sources_samescope[IP6S_SCOPECNT]; /* * number of times that an address that has a different scope * from the destination is chosen. */ - u_quad_t ip6s_sources_otherscope[IP6S_SCOPECNT]; + uint64_t ip6s_sources_otherscope[IP6S_SCOPECNT]; /* number of times that a deprecated address is chosen */ - u_quad_t ip6s_sources_deprecated[IP6S_SCOPECNT]; + uint64_t ip6s_sources_deprecated[IP6S_SCOPECNT]; /* number of times that each rule of source selection is applied. */ - u_quad_t ip6s_sources_rule[IP6S_RULESMAX]; + uint64_t ip6s_sources_rule[IP6S_RULESMAX]; }; #ifdef _KERNEL -#define IP6STAT_ADD(name, val) V_ip6stat.name += (val) -#define IP6STAT_SUB(name, val) V_ip6stat.name -= (val) +#include <sys/counter.h> + +VNET_PCPUSTAT_DECLARE(struct ip6stat, ip6stat); +#define IP6STAT_ADD(name, val) \ + VNET_PCPUSTAT_ADD(struct ip6stat, ip6stat, name, (val)) +#define IP6STAT_SUB(name, val) IP6STAT_ADD(name, -(val)) #define IP6STAT_INC(name) IP6STAT_ADD(name, 1) #define IP6STAT_DEC(name) IP6STAT_SUB(name, 1) #endif #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 - -#ifdef _KERNEL /* flags passed to ip6_output as last parameter */ #define IPV6_UNSPECSRC 0x01 /* allow :: as the source address */ #define IPV6_FORWARDING 0x02 /* most of IPv6 header exists */ #define IPV6_MINMTU 0x04 /* use minimum MTU (IPV6_USE_MIN_MTU) */ -#define M_IP6_NEXTHOP M_PROTO7 /* explicit ip nexthop */ - #ifdef __NO_STRICT_ALIGNMENT #define IP6_HDR_ALIGNED_P(ip) 1 #else #define IP6_HDR_ALIGNED_P(ip) ((((intptr_t) (ip)) & 3) == 0) #endif -VNET_DECLARE(struct ip6stat, ip6stat); /* statistics */ VNET_DECLARE(int, ip6_defhlim); /* default hop limit */ VNET_DECLARE(int, ip6_defmcasthlim); /* default multicast hop limit */ VNET_DECLARE(int, ip6_forwarding); /* act as router? */ @@ -306,7 +284,6 @@ VNET_DECLARE(int, ip6_rr_prune); /* router renumbering prefix * walk list every 5 sec. */ VNET_DECLARE(int, ip6_mcast_pmtu); /* enable pMTU discovery for multicast? */ VNET_DECLARE(int, ip6_v6only); -#define V_ip6stat VNET(ip6stat) #define V_ip6_defhlim VNET(ip6_defhlim) #define V_ip6_defmcasthlim VNET(ip6_defmcasthlim) #define V_ip6_forwarding VNET(ip6_forwarding) @@ -327,7 +304,6 @@ VNET_DECLARE(int, ip6_norbit_raif); /* Disable R-bit in NA on RA * receiving IF. */ VNET_DECLARE(int, ip6_rfc6204w3); /* Accept defroute from RA even when forwarding enabled */ -VNET_DECLARE(int, ip6_keepfaith); /* Firewall Aided Internet Translator */ VNET_DECLARE(int, ip6_log_interval); VNET_DECLARE(time_t, ip6_log_time); VNET_DECLARE(int, ip6_hdrnestlimit); /* upper limit of # of extension @@ -341,7 +317,6 @@ VNET_DECLARE(int, ip6_dad_count); /* DupAddrDetectionTransmits */ #define V_ip6_no_radr VNET(ip6_no_radr) #define V_ip6_norbit_raif VNET(ip6_norbit_raif) #define V_ip6_rfc6204w3 VNET(ip6_rfc6204w3) -#define V_ip6_keepfaith VNET(ip6_keepfaith) #define V_ip6_log_interval VNET(ip6_log_interval) #define V_ip6_log_time VNET(ip6_log_time) #define V_ip6_hdrnestlimit VNET(ip6_hdrnestlimit) @@ -379,24 +354,17 @@ int icmp6_ctloutput(struct socket *, struct sockopt *sopt); struct in6_ifaddr; void ip6_init(void); -#ifdef VIMAGE -void ip6_destroy(void); -#endif int ip6proto_register(short); int ip6proto_unregister(short); void ip6_input(struct mbuf *); -struct in6_ifaddr *ip6_getdstifaddr(struct mbuf *); +void ip6_direct_input(struct mbuf *); void ip6_freepcbopts(struct ip6_pktopts *); int ip6_unknown_opt(u_int8_t *, struct mbuf *, int); -char * ip6_get_prevhdr(struct mbuf *, int); -int ip6_nexthdr(struct mbuf *, int, int, int *); -int ip6_lasthdr(struct mbuf *, int, int, int *); - -#ifdef __notyet__ -struct ip6aux *ip6_findaux(struct mbuf *); -#endif +char * ip6_get_prevhdr(const struct mbuf *, int); +int ip6_nexthdr(const struct mbuf *, int, int, int *); +int ip6_lasthdr(const struct mbuf *, int, int, int *); extern int (*ip6_mforward)(struct ip6_hdr *, struct ifnet *, struct mbuf *); @@ -411,7 +379,7 @@ int ip6_sysctl(int *, u_int, void *, size_t *, void *, size_t); void ip6_forward(struct mbuf *, int); -void ip6_mloopback(struct ifnet *, struct mbuf *, struct sockaddr_in6 *); +void ip6_mloopback(struct ifnet *, struct mbuf *); int ip6_output(struct mbuf *, struct ip6_pktopts *, struct route_in6 *, int, @@ -425,6 +393,9 @@ int ip6_setpktopts(struct mbuf *, struct ip6_pktopts *, void ip6_clearpktopts(struct ip6_pktopts *, int); struct ip6_pktopts *ip6_copypktopts(struct ip6_pktopts *, int); int ip6_optlen(struct inpcb *); +int ip6_deletefraghdr(struct mbuf *, int, int); +int ip6_fragment(struct ifnet *, struct mbuf *, int, u_char, int, + uint32_t); int route6_input(struct mbuf **, int *, int); @@ -437,16 +408,17 @@ void rip6_init(void); int rip6_input(struct mbuf **, int *, int); void rip6_ctlinput(int, struct sockaddr *, void *); int rip6_ctloutput(struct socket *, struct sockopt *); -int rip6_output(struct mbuf *, ...); +int rip6_output(struct mbuf *, struct socket *, ...); int rip6_usrreq(struct socket *, int, struct mbuf *, struct mbuf *, struct mbuf *, struct thread *); int dest6_input(struct mbuf **, int *, int); int none_input(struct mbuf **, int *, int); -int in6_selectsrc(struct sockaddr_in6 *, struct ip6_pktopts *, - struct inpcb *inp, struct route_in6 *, struct ucred *cred, - struct ifnet **, struct in6_addr *); +int in6_selectsrc_socket(struct sockaddr_in6 *, struct ip6_pktopts *, + struct inpcb *, struct ucred *, int, struct in6_addr *, int *); +int in6_selectsrc_addr(uint32_t, const struct in6_addr *, + uint32_t, struct ifnet *, struct in6_addr *, int *); int in6_selectroute(struct sockaddr_in6 *, struct ip6_pktopts *, struct ip6_moptions *, struct route_in6 *, struct ifnet **, struct rtentry **); @@ -455,6 +427,7 @@ int in6_selectroute_fib(struct sockaddr_in6 *, struct ip6_pktopts *, struct rtentry **, u_int); u_int32_t ip6_randomid(void); u_int32_t ip6_randomflowlabel(void); +void in6_delayed_cksum(struct mbuf *m, uint32_t plen, u_short offset); #endif /* _KERNEL */ #endif /* !_NETINET6_IP6_VAR_H_ */ |