/** * Called by a driver when its link goes down */ void netif_set_link_down(struct netif *netif ) { if (netif->flags & NETIF_FLAG_LINK_UP) { netif->flags &= ~NETIF_FLAG_LINK_UP; NETIF_LINK_CALLBACK(netif); } }
/** * Bring an interface up, available for processing * traffic. * * @note: Enabling DHCP on a down interface will make it come * up once configured. * * @see dhcp_start() */ void netif_set_up(struct netif *netif) { if ( !(netif->flags & NETIF_FLAG_UP )) { netif->flags |= NETIF_FLAG_UP; #if LWIP_SNMP snmp_get_sysuptime(&netif->ts); #endif /* LWIP_SNMP */ NETIF_LINK_CALLBACK(netif); NETIF_STATUS_CALLBACK(netif); #if LWIP_ARP_GRATUITOUS /** For Ethernet network interfaces, we would like to send a * "gratuitous ARP"; this is an ARP packet sent by a node in order * to spontaneously cause other nodes to update an entry in their * ARP cache. From RFC 3220 "IP Mobility Support for IPv4" section 4.6. */ if (netif->flags & NETIF_FLAG_ETHARP) { etharp_query(netif, &(netif->ip_addr), NULL); } #endif /* LWIP_ARP */ } }
/** * Called by a driver when its link goes up */ void netif_set_link_up(struct netif *netif ) { netif->flags |= NETIF_FLAG_LINK_UP; #if LWIP_DHCP if (netif->dhcp) { dhcp_network_changed(netif); } #endif /* LWIP_DHCP */ #if LWIP_AUTOIP if (netif->autoip) { autoip_network_changed(netif); } #endif /* LWIP_AUTOIP */ if (netif->flags & NETIF_FLAG_UP) { #if LWIP_ARP /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ if (netif->flags & NETIF_FLAG_ETHARP) { etharp_gratuitous(netif); } #endif /* LWIP_ARP */ #if LWIP_IGMP /* resend IGMP memberships */ if (netif->flags & NETIF_FLAG_IGMP) { igmp_report_groups( netif); } #endif /* LWIP_IGMP */ } NETIF_LINK_CALLBACK(netif); }
/** * Bring an interface up, available for processing * traffic. * * @note: Enabling DHCP on a down interface will make it come * up once configured. * * @see dhcp_start() */ void netif_set_up(struct netif *netif) { if ( !(netif->flags & NETIF_FLAG_UP )) { netif->flags |= NETIF_FLAG_UP; #if LWIP_SNMP snmp_get_sysuptime(&netif->ts); #endif /* LWIP_SNMP */ #if LWIP_ARP /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ if (netif->flags & NETIF_FLAG_ETHARP) { etharp_gratuitous(netif); } #endif /* LWIP_ARP */ #if LWIP_IGMP /* resend IGMP memberships */ if (netif->flags & NETIF_FLAG_IGMP) { igmp_report_groups( netif); } #endif /* LWIP_IGMP */ } //[MS_CHANGE - move this outside the if statement so we can be notified when DHCP gets an address] NETIF_LINK_CALLBACK(netif); NETIF_STATUS_CALLBACK(netif); }
/** * Bring an interface up, available for processing * traffic. * * @note: Enabling DHCP on a down interface will make it come * up once configured. * * @see dhcp_start() */ void netif_set_up(struct netif *netif) { if ( !(netif->flags & NETIF_FLAG_UP )) { netif->flags |= NETIF_FLAG_UP; #if LWIP_SNMP snmp_get_sysuptime(&netif->ts); #endif /* LWIP_SNMP */ NETIF_LINK_CALLBACK(netif); NETIF_STATUS_CALLBACK(netif); #if LWIP_ARP /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ if (netif->flags & NETIF_FLAG_ETHARP) { etharp_gratuitous(netif); } #endif /* LWIP_ARP */ #if LWIP_IGMP /* resend IGMP memberships */ if (netif->flags & NETIF_FLAG_IGMP) { igmp_report_groups( netif); } #endif /* LWIP_IGMP */ } }
/** * Bring an interface down, disabling any traffic processing. * * @note: Enabling DHCP on a down interface will make it come * up once configured. * * @see dhcp_start() */ void netif_set_down(struct netif *netif) { if ( netif->flags & NETIF_FLAG_UP ) { netif->flags &= ~NETIF_FLAG_UP; #if LWIP_SNMP snmp_get_sysuptime(&netif->ts); #endif NETIF_LINK_CALLBACK(netif); NETIF_STATUS_CALLBACK(netif); } }
/** * Called by a driver when its link goes up */ void netif_set_link_up(struct netif *netif) { if (!(netif->flags & NETIF_FLAG_LINK_UP)) { netif->flags |= NETIF_FLAG_LINK_UP; #if LWIP_DHCP if (netif->dhcp) { dhcp_network_changed(netif); } #endif /* LWIP_DHCP */ if (netif->flags & NETIF_FLAG_UP) { netif_issue_reports(netif, NETIF_REPORT_TYPE_IPV4|NETIF_REPORT_TYPE_IPV6); } NETIF_LINK_CALLBACK(netif); } }
/** * Called by a driver when its link goes up */ void netif_set_link_up(struct netif *netif ) { netif->flags |= NETIF_FLAG_LINK_UP; #if LWIP_ARP /** For Ethernet network interfaces, we would like to send a * "gratuitous ARP"; this is an ARP packet sent by a node in order * to spontaneously cause other nodes to update an entry in their * ARP cache. From RFC 3220 "IP Mobility Support for IPv4" section 4.6. */ if (netif->flags & NETIF_FLAG_ETHARP) { etharp_query(netif, &(netif->ip_addr), NULL); } #endif /* LWIP_ARP */ #if LWIP_IGMP /* resend IGMP memberships */ if (netif->flags & NETIF_FLAG_IGMP) { igmp_report_groups( netif); } #endif /* LWIP_IGMP */ NETIF_LINK_CALLBACK(netif); }