diff options
Diffstat (limited to 'sys/netinet/in_pcb.h')
| -rw-r--r-- | sys/netinet/in_pcb.h | 151 |
1 files changed, 138 insertions, 13 deletions
diff --git a/sys/netinet/in_pcb.h b/sys/netinet/in_pcb.h index c891207..adfa5fa 100644 --- a/sys/netinet/in_pcb.h +++ b/sys/netinet/in_pcb.h @@ -39,6 +39,12 @@ #include <sys/queue.h> + +#include <netinet6/ipsec.h> /* for IPSEC */ + +#define in6pcb inpcb /* for KAME src sync over BSD*'s */ +#define in6p_sp inp_sp /* for KAME src sync over BSD*'s */ + /* * Common structure pcb for internet protocol implementation. * Here are stored pointers to local and foreign host table @@ -51,32 +57,111 @@ LIST_HEAD(inpcbporthead, inpcbport); typedef u_quad_t inp_gen_t; /* + * PCB with AF_INET6 null bind'ed laddr can receive AF_INET input packet. + * So, AF_INET6 null laddr is also used as AF_INET null laddr, + * by utilize following structure. (At last, same as INRIA) + */ +struct in_addr_4in6 { + u_int32_t ia46_pad32[3]; + struct in_addr ia46_addr4; +}; + +/* * NB: the zone allocator is type-stable EXCEPT FOR THE FIRST TWO LONGS * of the structure. Therefore, it is important that the members in * that position not contain any information which is required to be * stable. */ +struct icmp6_filter; + struct inpcb { - LIST_ENTRY(inpcb) inp_hash; /* hash list */ - struct in_addr inp_faddr; /* foreign host table entry */ - struct in_addr inp_laddr; /* local host table entry */ + LIST_ENTRY(inpcb) inp_hash; /* hash list */ u_short inp_fport; /* foreign port */ u_short inp_lport; /* local port */ - LIST_ENTRY(inpcb) inp_list; /* list for all PCBs of this proto */ + LIST_ENTRY(inpcb) inp_list; /* list for all PCBs of this proto */ + u_int32_t inp_flow; + + /* protocol dependent part, local and foreign addr */ + union { + /* foreign host table entry */ + struct in_addr_4in6 inp46_foreign; + struct in6_addr inp6_foreign; + } inp_dependfaddr; + union { + /* local host table entry */ + struct in_addr_4in6 inp46_local; + struct in6_addr inp6_local; + } inp_dependladdr; + caddr_t inp_ppcb; /* pointer to per-protocol pcb */ struct inpcbinfo *inp_pcbinfo; /* PCB list info */ struct socket *inp_socket; /* back pointer to socket */ - struct mbuf *inp_options; /* IP options */ - struct route inp_route; /* placeholder for routing entry */ + /* list for this PCB's local port */ int inp_flags; /* generic IP/datagram flags */ - u_char inp_ip_tos; /* type of service proto */ + + /* protocol dependent part; cached route */ + union { + /* placeholder for routing entry */ + struct route inp4_route; + struct route_in6 inp6_route; + } inp_dependroute; + + struct inpcbpolicy *inp_sp; /* for IPSEC */ + u_char inp_vflag; +#define INP_IPV4 0x1 +#define INP_IPV6 0x2 u_char inp_ip_ttl; /* time to live proto */ u_char inp_ip_p; /* protocol proto */ - u_char pad[1]; /* alignment */ - struct ip_moptions *inp_moptions; /* IP multicast options */ - LIST_ENTRY(inpcb) inp_portlist; /* list for this PCB's local port */ + + /* protocol dependent part; options */ + struct { + u_char inp4_ip_tos; /* type of service proto */ + struct mbuf *inp4_options; /* IP options */ + struct ip_moptions *inp4_moptions; /* IP multicast options */ + } inp_depend4; +#define inp_faddr inp_dependfaddr.inp46_foreign.ia46_addr4 +#define inp_laddr inp_dependladdr.inp46_local.ia46_addr4 +#define inp_route inp_dependroute.inp4_route +#define inp_ip_tos inp_depend4.inp4_ip_tos +#define inp_options inp_depend4.inp4_options +#define inp_moptions inp_depend4.inp4_moptions + struct { + /* IP options */ + struct mbuf *inp6_options; + /* IP6 options for outgoing packets */ + struct ip6_pktopts *inp6_outputopts; + /* IP multicast options */ + struct ip6_moptions *inp6_moptions; + /* ICMPv6 code type filter */ + struct icmp6_filter *inp6_icmp6filt; + /* IPV6_CHECKSUM setsockopt */ + int inp6_cksum; + u_short inp6_ifindex; + short inp6_hops; + u_int8_t inp6_hlim; + } inp_depend6; + LIST_ENTRY(inpcb) inp_portlist; struct inpcbport *inp_phd; /* head of this list */ - inp_gen_t inp_gencnt; /* generation count of this instance */ + inp_gen_t inp_gencnt; /* generation count of this instance */ +#define in6p_faddr inp_dependfaddr.inp6_foreign +#define in6p_laddr inp_dependladdr.inp6_local +#define in6p_route inp_dependroute.inp6_route +#define in6p_ip6_hlim inp_depend6.inp6_hlim +#define in6p_hops inp_depend6.inp6_hops /* default hop limit */ +#define in6p_ip6_nxt inp_ip_p +#define in6p_flowinfo inp_flow +#define in6p_vflag inp_vflag +#define in6p_options inp_depend6.inp6_options +#define in6p_outputopts inp_depend6.inp6_outputopts +#define in6p_moptions inp_depend6.inp6_moptions +#define in6p_icmp6filt inp_depend6.inp6_icmp6filt +#define in6p_cksum inp_depend6.inp6_cksum +#define inp6_ifindex inp_depend6.inp6_ifindex +#define in6p_flags inp_flags /* for KAME src sync over BSD*'s */ +#define in6p_socket inp_socket /* for KAME src sync over BSD*'s */ +#define in6p_lport inp_lport /* for KAME src sync over BSD*'s */ +#define in6p_fport inp_fport /* for KAME src sync over BSD*'s */ +#define in6p_ppcb inp_ppcb /* for KAME src sync over BSD*'s */ }; /* * The range of the generation count, as used in this implementation, @@ -140,14 +225,54 @@ struct inpcbinfo { /* XXX documentation, prefixes */ #define INP_ANONPORT 0x40 /* port chosen for user */ #define INP_RECVIF 0x80 /* receive incoming interface */ #define INP_MTUDISC 0x100 /* user can do MTU discovery */ +#define INP_FAITH 0x200 /* accept FAITH'ed connections */ +#define IN6P_PKTINFO 0x010000 +#define IN6P_HOPLIMIT 0x020000 +#define IN6P_NEXTHOP 0x040000 +#define IN6P_HOPOPTS 0x080000 +#define IN6P_DSTOPTS 0x100000 +#define IN6P_RTHDR 0x200000 +#define IN6P_BINDV6ONLY 0x400000 #define INP_CONTROLOPTS (INP_RECVOPTS|INP_RECVRETOPTS|INP_RECVDSTADDR|\ - INP_RECVIF) + INP_RECVIF|\ + IN6P_PKTINFO|IN6P_HOPLIMIT|IN6P_NEXTHOP|\ + IN6P_HOPOPTS|IN6P_DSTOPTS|IN6P_RTHDR) -#define INPLOOKUP_WILDCARD 1 +#define INP_UNMAPPABLEOPTS (IN6P_HOPOPTS|IN6P_DSTOPTS|IN6P_RTHDR) + + /* for KAME src sync over BSD*'s */ +#define IN6P_RECVOPTS INP_RECVOPTS +#define IN6P_RECVRETOPTS INP_RECVRETOPTS +#define IN6P_RECVDSTADDR INP_RECVDSTADDR +#define IN6P_HDRINCL INP_HDRINCL +#define IN6P_HIGHPORT INP_HIGHPORT +#define IN6P_LOWPORT INP_LOWPORT +#define IN6P_ANONPORT INP_ANONPORT +#define IN6P_RECVIF INP_RECVIF +#define IN6P_MTUDISC INP_MTUDISC +#define IN6P_FAITH INP_FAITH +#define IN6P_CONTROLOPTS INP_CONTROLOPTS + /* + * socket AF version is {newer than,or include} + * actual datagram AF version + */ +#define INPLOOKUP_WILDCARD 1 #define sotoinpcb(so) ((struct inpcb *)(so)->so_pcb) +#define sotoin6pcb(so) sotoinpcb(so) /* for KAME src sync over BSD*'s */ + +#define INP_SOCKAF(so) so->so_proto->pr_domain->dom_family + +#define INP_CHECK_SOCKAF(so, af) (INP_SOCKAF(so) == af) #ifdef KERNEL +extern int ipport_lowfirstauto; +extern int ipport_lowlastauto; +extern int ipport_firstauto; +extern int ipport_lastauto; +extern int ipport_hifirstauto; +extern int ipport_hilastauto; + void in_losing __P((struct inpcb *)); int in_pcballoc __P((struct socket *, struct inpcbinfo *, struct proc *)); int in_pcbbind __P((struct inpcb *, struct sockaddr *, struct proc *)); |
