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head/sys/netinet/if_ether.c
| Show First 20 Lines • Show All 155 Lines • ▼ Show 20 Lines | |||||
| static int garp_rexmit_count = 0; /* GARP retransmission setting. */ | static int garp_rexmit_count = 0; /* GARP retransmission setting. */ | ||||
| SYSCTL_PROC(_net_link_ether_inet, OID_AUTO, garp_rexmit_count, | SYSCTL_PROC(_net_link_ether_inet, OID_AUTO, garp_rexmit_count, | ||||
| CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_MPSAFE, | CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_MPSAFE, | ||||
| &garp_rexmit_count, 0, sysctl_garp_rexmit, "I", | &garp_rexmit_count, 0, sysctl_garp_rexmit, "I", | ||||
| "Number of times to retransmit GARP packets;" | "Number of times to retransmit GARP packets;" | ||||
| " 0 to disable, maximum of 16"); | " 0 to disable, maximum of 16"); | ||||
| VNET_DEFINE_STATIC(int, arp_log_level) = LOG_INFO; /* Min. log(9) level. */ | |||||
| #define V_arp_log_level VNET(arp_log_level) | |||||
| SYSCTL_INT(_net_link_ether_arp, OID_AUTO, log_level, CTLFLAG_VNET | CTLFLAG_RW, | |||||
| &VNET_NAME(arp_log_level), 0, | |||||
| "Minimum log(9) level for recording rate limited arp log messages. " | |||||
| "The higher will be log more (emerg=0, info=6 (default), debug=7)."); | |||||
| #define ARP_LOG(pri, ...) do { \ | #define ARP_LOG(pri, ...) do { \ | ||||
| if (ppsratecheck(&arp_lastlog, &arp_curpps, arp_maxpps)) \ | if ((pri) <= V_arp_log_level && \ | ||||
| ppsratecheck(&arp_lastlog, &arp_curpps, arp_maxpps)) \ | |||||
| log((pri), "arp: " __VA_ARGS__); \ | log((pri), "arp: " __VA_ARGS__); \ | ||||
| } while (0) | } while (0) | ||||
| static void arpintr(struct mbuf *); | static void arpintr(struct mbuf *); | ||||
| static void arptimer(void *); | static void arptimer(void *); | ||||
| #ifdef INET | #ifdef INET | ||||
| static void in_arpinput(struct mbuf *); | static void in_arpinput(struct mbuf *); | ||||
| ▲ Show 20 Lines • Show All 249 Lines • ▼ Show 20 Lines | #endif | ||||
| ro.ro_prepend = linkhdr; | ro.ro_prepend = linkhdr; | ||||
| ro.ro_plen = linkhdrsize; | ro.ro_plen = linkhdrsize; | ||||
| ro.ro_flags = 0; | ro.ro_flags = 0; | ||||
| m->m_flags |= M_BCAST; | m->m_flags |= M_BCAST; | ||||
| m_clrprotoflags(m); /* Avoid confusing lower layers. */ | m_clrprotoflags(m); /* Avoid confusing lower layers. */ | ||||
| error = (*ifp->if_output)(ifp, m, &sa, &ro); | error = (*ifp->if_output)(ifp, m, &sa, &ro); | ||||
| ARPSTAT_INC(txrequests); | ARPSTAT_INC(txrequests); | ||||
| if (error) | if (error) { | ||||
| ARPSTAT_INC(txerrors); | |||||
| ARP_LOG(LOG_DEBUG, "Failed to send ARP packet on %s: %d\n", | ARP_LOG(LOG_DEBUG, "Failed to send ARP packet on %s: %d\n", | ||||
| if_name(ifp), error); | if_name(ifp), error); | ||||
| } | |||||
| return (error); | return (error); | ||||
| } | } | ||||
| void | void | ||||
| arprequest(struct ifnet *ifp, const struct in_addr *sip, | arprequest(struct ifnet *ifp, const struct in_addr *sip, | ||||
| const struct in_addr *tip, u_char *enaddr) | const struct in_addr *tip, u_char *enaddr) | ||||
| { | { | ||||
| ▲ Show 20 Lines • Show All 1,067 Lines • Show Last 20 Lines | |||||