diff options
Diffstat (limited to 'freebsd/sys/netinet/udp_var.h')
| -rw-r--r-- | freebsd/sys/netinet/udp_var.h | 109 |
1 files changed, 65 insertions, 44 deletions
diff --git a/freebsd/sys/netinet/udp_var.h b/freebsd/sys/netinet/udp_var.h index 6b9b5362..172d969d 100644 --- a/freebsd/sys/netinet/udp_var.h +++ b/freebsd/sys/netinet/udp_var.h @@ -42,6 +42,7 @@ struct udpiphdr { struct udphdr ui_u; /* udp header */ }; #define ui_x1 ui_i.ih_x1 +#define ui_v ui_i.ih_x1[0] #define ui_pr ui_i.ih_pr #define ui_len ui_i.ih_len #define ui_src ui_i.ih_src @@ -51,14 +52,23 @@ struct udpiphdr { #define ui_ulen ui_u.uh_ulen #define ui_sum ui_u.uh_sum -typedef void(*udp_tun_func_t)(struct mbuf *, int off, struct inpcb *); +struct inpcb; +struct mbuf; +typedef void(*udp_tun_func_t)(struct mbuf *, int, struct inpcb *, + const struct sockaddr *, void *); +typedef void(*udp_tun_icmp_t)(int, struct sockaddr *, void *, void *); + /* * UDP control block; one per udp. */ struct udpcb { udp_tun_func_t u_tun_func; /* UDP kernel tunneling callback. */ + udp_tun_icmp_t u_icmp_func; /* UDP kernel tunneling icmp callback */ u_int u_flags; /* Generic UDP flags. */ + uint16_t u_rxcslen; /* Coverage for incoming datagrams. */ + uint16_t u_txcslen; /* Coverage for outgoing datagrams. */ + void *u_tun_ctx; /* Tunneling callback context. */ }; #define intoudpcb(ip) ((struct udpcb *)(ip)->inp_ppcb) @@ -72,96 +82,107 @@ struct udpcb { struct udpstat { /* input statistics: */ - u_long udps_ipackets; /* total input packets */ - u_long udps_hdrops; /* packet shorter than header */ - u_long udps_badsum; /* checksum error */ - u_long udps_nosum; /* no checksum */ - u_long udps_badlen; /* data length larger than packet */ - u_long udps_noport; /* no socket on port */ - u_long udps_noportbcast; /* of above, arrived as broadcast */ - u_long udps_fullsock; /* not delivered, input socket full */ - u_long udpps_pcbcachemiss; /* input packets missing pcb cache */ - u_long udpps_pcbhashmiss; /* input packets not for hashed pcb */ + uint64_t udps_ipackets; /* total input packets */ + uint64_t udps_hdrops; /* packet shorter than header */ + uint64_t udps_badsum; /* checksum error */ + uint64_t udps_nosum; /* no checksum */ + uint64_t udps_badlen; /* data length larger than packet */ + uint64_t udps_noport; /* no socket on port */ + uint64_t udps_noportbcast; /* of above, arrived as broadcast */ + uint64_t udps_fullsock; /* not delivered, input socket full */ + uint64_t udpps_pcbcachemiss; /* input packets missing pcb cache */ + uint64_t udpps_pcbhashmiss; /* input packets not for hashed pcb */ /* output statistics: */ - u_long udps_opackets; /* total output packets */ - u_long udps_fastout; /* output packets on fast path */ + uint64_t udps_opackets; /* total output packets */ + uint64_t udps_fastout; /* output packets on fast path */ /* of no socket on port, arrived as multicast */ - u_long udps_noportmcast; - u_long udps_filtermcast; /* blocked by multicast filter */ + uint64_t udps_noportmcast; + uint64_t udps_filtermcast; /* blocked by multicast filter */ }; #ifdef _KERNEL +#include <sys/counter.h> #ifdef __rtems__ #include <errno.h> #undef errno #endif /* __rtems__ */ + +VNET_PCPUSTAT_DECLARE(struct udpstat, udpstat); /* * In-kernel consumers can use these accessor macros directly to update * stats. */ -#define UDPSTAT_ADD(name, val) V_udpstat.name += (val) +#define UDPSTAT_ADD(name, val) \ + VNET_PCPUSTAT_ADD(struct udpstat, udpstat, name, (val)) #define UDPSTAT_INC(name) UDPSTAT_ADD(name, 1) /* * Kernel module consumers must use this accessor macro. */ void kmod_udpstat_inc(int statnum); -#define KMOD_UDPSTAT_INC(name) \ - kmod_udpstat_inc(offsetof(struct udpstat, name) / sizeof(u_long)) +#define KMOD_UDPSTAT_INC(name) \ + kmod_udpstat_inc(offsetof(struct udpstat, name) / sizeof(uint64_t)) #endif /* - * Names for UDP sysctl objects. + * Identifiers for UDP sysctl nodes. */ #define UDPCTL_CHECKSUM 1 /* checksum UDP packets */ #define UDPCTL_STATS 2 /* statistics (read-only) */ #define UDPCTL_MAXDGRAM 3 /* max datagram size */ #define UDPCTL_RECVSPACE 4 /* default receive buffer space */ #define UDPCTL_PCBLIST 5 /* list of PCBs for UDP sockets */ -#define UDPCTL_MAXID 6 - -#define UDPCTL_NAMES { \ - { 0, 0 }, \ - { "checksum", CTLTYPE_INT }, \ - { "stats", CTLTYPE_STRUCT }, \ - { "maxdgram", CTLTYPE_INT }, \ - { "recvspace", CTLTYPE_INT }, \ - { "pcblist", CTLTYPE_STRUCT }, \ -} #ifdef _KERNEL +#include <netinet/in_pcb.h> SYSCTL_DECL(_net_inet_udp); extern struct pr_usrreqs udp_usrreqs; VNET_DECLARE(struct inpcbhead, udb); VNET_DECLARE(struct inpcbinfo, udbinfo); +VNET_DECLARE(struct inpcbhead, ulitecb); +VNET_DECLARE(struct inpcbinfo, ulitecbinfo); #define V_udb VNET(udb) #define V_udbinfo VNET(udbinfo) +#define V_ulitecb VNET(ulitecb) +#define V_ulitecbinfo VNET(ulitecbinfo) extern u_long udp_sendspace; extern u_long udp_recvspace; VNET_DECLARE(int, udp_cksum); -VNET_DECLARE(struct udpstat, udpstat); VNET_DECLARE(int, udp_blackhole); #define V_udp_cksum VNET(udp_cksum) -#define V_udpstat VNET(udpstat) #define V_udp_blackhole VNET(udp_blackhole) extern int udp_log_in_vain; -int udp_newudpcb(struct inpcb *); -void udp_discardcb(struct udpcb *); +static __inline struct inpcbinfo * +udp_get_inpcbinfo(int protocol) +{ + return (protocol == IPPROTO_UDP) ? &V_udbinfo : &V_ulitecbinfo; +} -void udp_ctlinput(int, struct sockaddr *, void *); -int udp_ctloutput(struct socket *, struct sockopt *); -void udp_init(void); -#ifdef VIMAGE -void udp_destroy(void); -#endif -void udp_input(struct mbuf *, int); +static __inline struct inpcbhead * +udp_get_pcblist(int protocol) +{ + return (protocol == IPPROTO_UDP) ? &V_udb : &V_ulitecb; +} + +int udp_newudpcb(struct inpcb *); +void udp_discardcb(struct udpcb *); + +void udp_ctlinput(int, struct sockaddr *, void *); +void udplite_ctlinput(int, struct sockaddr *, void *); +int udp_ctloutput(struct socket *, struct sockopt *); +void udp_init(void); +void udplite_init(void); +int udp_input(struct mbuf **, int *, int); +void udplite_input(struct mbuf *, int); struct inpcb *udp_notify(struct inpcb *inp, int errno); -int udp_shutdown(struct socket *so); +int udp_shutdown(struct socket *so); -int udp_set_kernel_tunneling(struct socket *so, udp_tun_func_t f); -#endif +int udp_set_kernel_tunneling(struct socket *so, udp_tun_func_t f, + udp_tun_icmp_t i, void *ctx); -#endif +#endif /* _KERNEL */ + +#endif /* _NETINET_UDP_VAR_H_ */ |