/**
* Change the default gateway for a network interface
*
* @param netif the network interface to change
* @param gw the new default gateway
*
* @note call netif_set_addr() if you also want to change ip address and netmask
*/
void
netif_set_gw(struct netif *netif, const ip4_addr_t *gw)
{
ip4_addr_set(ip_2_ip4(&netif->gw), gw);
IP_SET_TYPE_VAL(netif->gw, IPADDR_TYPE_V4);
LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: GW address of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n",
netif->name[0], netif->name[1],
ip4_addr1_16(netif_ip4_gw(netif)),
ip4_addr2_16(netif_ip4_gw(netif)),
ip4_addr3_16(netif_ip4_gw(netif)),
ip4_addr4_16(netif_ip4_gw(netif))));
}
char *LWIP::Interface::get_gateway(char *buf, nsapi_size_t buflen)
{
#if LWIP_IPV4
const ip4_addr_t *addr = netif_ip4_gw(&netif);
if (!ip4_addr_isany(addr)) {
return ip4addr_ntoa_r(addr, buf, buflen);
} else {
return NULL;
}
#else
return NULL;
#endif
}
static void
netif_status_callback(struct netif *nif)
{
printf("NETIF: %c%c%d is %s\n", nif->name[0], nif->name[1], nif->num,
netif_is_up(nif) ? "UP" : "DOWN");
#if LWIP_IPV4
printf("IPV4: Host at %s ", ip4addr_ntoa(netif_ip4_addr(nif)));
printf("mask %s ", ip4addr_ntoa(netif_ip4_netmask(nif)));
printf("gateway %s\n", ip4addr_ntoa(netif_ip4_gw(nif)));
#endif /* LWIP_IPV4 */
#if LWIP_IPV6
printf("IPV6: Host at %s\n", ip6addr_ntoa(netif_ip6_addr(nif, 0)));
#endif /* LWIP_IPV6 */
#if LWIP_NETIF_HOSTNAME
printf("FQDN: %s\n", netif_get_hostname(nif));
#endif /* LWIP_NETIF_HOSTNAME */
}
/*-----------------------------------------------------------------------------------*/
err_t
delif_init_thread(struct netif *netif)
{
struct delif *del;
LWIP_DEBUGF(DELIF_DEBUG, ("delif_init_thread\n"));
del = (struct delif*)malloc(sizeof(struct delif));
if (!del) {
return ERR_MEM;
}
netif->state = del;
netif->name[0] = 'd';
netif->name[1] = 'e';
del->netif = (struct netif*)malloc(sizeof(struct netif));
if (!del->netif) {
free(del);
return ERR_MEM;
}
#if LWIP_IPV4
netif->output = delif_output4;
netif_set_addr(del->netif, netif_ip4_addr(netif), netif_ip4_netmask(netif), netif_ip4_gw(netif));
#endif /* LWIP_IPV4 */
#if LWIP_IPV6
{
s8_t i;
netif->output_ip6 = delif_output6;
for(i=0; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
netif_ip6_addr_set(del->netif, i, netif_ip6_addr(netif, i));
}
}
#endif /* LWIP_IPV6 */
del->input = netif->input;
del->netif->input = delif_input;
sys_thread_new("delif_thread", delif_thread, netif, DEFAULT_THREAD_STACKSIZE, DEFAULT_THREAD_PRIO);
return ERR_OK;
}
static snmp_err_t
ip_RouteTable_get_cell_value_core(struct netif *netif, u8_t default_route, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
{
switch (*column) {
case 1: /* ipRouteDest */
if (default_route) {
/* default rte has 0.0.0.0 dest */
value->u32 = IP4_ADDR_ANY4->addr;
} else {
/* netifs have netaddress dest */
ip4_addr_t tmp;
ip4_addr_get_network(&tmp, netif_ip4_addr(netif), netif_ip4_netmask(netif));
value->u32 = tmp.addr;
}
break;
case 2: /* ipRouteIfIndex */
value->u32 = netif_to_num(netif);
break;
case 3: /* ipRouteMetric1 */
if (default_route) {
value->s32 = 1; /* default */
} else {
value->s32 = 0; /* normal */
}
break;
case 4: /* ipRouteMetric2 */
case 5: /* ipRouteMetric3 */
case 6: /* ipRouteMetric4 */
value->s32 = -1; /* none */
break;
case 7: /* ipRouteNextHop */
if (default_route) {
/* default rte: gateway */
value->u32 = netif_ip4_gw(netif)->addr;
} else {
/* other rtes: netif ip_addr */
value->u32 = netif_ip4_addr(netif)->addr;
}
break;
case 8: /* ipRouteType */
if (default_route) {
/* default rte is indirect */
value->u32 = 4; /* indirect */
} else {
/* other rtes are direct */
value->u32 = 3; /* direct */
}
break;
case 9: /* ipRouteProto */
/* locally defined routes */
value->u32 = 2; /* local */
break;
case 10: /* ipRouteAge */
/* @todo (sysuptime - timestamp last change) / 100 */
value->u32 = 0;
break;
case 11: /* ipRouteMask */
if (default_route) {
/* default rte use 0.0.0.0 mask */
value->u32 = IP4_ADDR_ANY4->addr;
} else {
/* other rtes use netmask */
value->u32 = netif_ip4_netmask(netif)->addr;
}
break;
case 12: /* ipRouteMetric5 */
value->s32 = -1; /* none */
break;
case 13: /* ipRouteInfo */
value->const_ptr = snmp_zero_dot_zero.id;
*value_len = snmp_zero_dot_zero.len * sizeof(u32_t);
break;
default:
return SNMP_ERR_NOSUCHINSTANCE;
}
return SNMP_ERR_NOERROR;
}
static void
ppp_link_status_cb(ppp_pcb *pcb, int err_code, void *ctx)
{
struct netif *pppif = ppp_netif(pcb);
LWIP_UNUSED_ARG(ctx);
switch(err_code) {
case PPPERR_NONE: /* No error. */
{
#if LWIP_DNS
ip_addr_t ns;
#endif /* LWIP_DNS */
fprintf(stderr, "ppp_link_status_cb: PPPERR_NONE\n\r");
#if LWIP_IPV4
fprintf(stderr, " our_ip4addr = %s\n\r", ip4addr_ntoa(netif_ip4_addr(pppif)));
fprintf(stderr, " his_ipaddr = %s\n\r", ip4addr_ntoa(netif_ip4_gw(pppif)));
fprintf(stderr, " netmask = %s\n\r", ip4addr_ntoa(netif_ip4_netmask(pppif)));
#endif /* LWIP_IPV4 */
#if LWIP_IPV6
fprintf(stderr, " our_ip6addr = %s\n\r", ip6addr_ntoa(netif_ip6_addr(pppif, 0)));
#endif /* LWIP_IPV6 */
#if LWIP_DNS
ns = dns_getserver(0);
fprintf(stderr, " dns1 = %s\n\r", ipaddr_ntoa(&ns));
ns = dns_getserver(1);
fprintf(stderr, " dns2 = %s\n\r", ipaddr_ntoa(&ns));
#endif /* LWIP_DNS */
#if PPP_IPV6_SUPPORT
fprintf(stderr, " our6_ipaddr = %s\n\r", ip6addr_ntoa(netif_ip6_addr(pppif, 0)));
#endif /* PPP_IPV6_SUPPORT */
}
break;
case PPPERR_PARAM: /* Invalid parameter. */
printf("ppp_link_status_cb: PPPERR_PARAM\n");
break;
case PPPERR_OPEN: /* Unable to open PPP session. */
printf("ppp_link_status_cb: PPPERR_OPEN\n");
break;
case PPPERR_DEVICE: /* Invalid I/O device for PPP. */
printf("ppp_link_status_cb: PPPERR_DEVICE\n");
break;
case PPPERR_ALLOC: /* Unable to allocate resources. */
printf("ppp_link_status_cb: PPPERR_ALLOC\n");
break;
case PPPERR_USER: /* User interrupt. */
printf("ppp_link_status_cb: PPPERR_USER\n");
break;
case PPPERR_CONNECT: /* Connection lost. */
printf("ppp_link_status_cb: PPPERR_CONNECT\n");
break;
case PPPERR_AUTHFAIL: /* Failed authentication challenge. */
printf("ppp_link_status_cb: PPPERR_AUTHFAIL\n");
break;
case PPPERR_PROTOCOL: /* Failed to meet protocol. */
printf("ppp_link_status_cb: PPPERR_PROTOCOL\n");
break;
case PPPERR_PEERDEAD: /* Connection timeout. */
printf("ppp_link_status_cb: PPPERR_PEERDEAD\n");
break;
case PPPERR_IDLETIMEOUT: /* Idle Timeout. */
printf("ppp_link_status_cb: PPPERR_IDLETIMEOUT\n");
break;
case PPPERR_CONNECTTIME: /* PPPERR_CONNECTTIME. */
printf("ppp_link_status_cb: PPPERR_CONNECTTIME\n");
break;
case PPPERR_LOOPBACK: /* Connection timeout. */
printf("ppp_link_status_cb: PPPERR_LOOPBACK\n");
break;
default:
printf("ppp_link_status_cb: unknown errCode %d\n", err_code);
break;
}
}
static void
pppLinkStatusCallback(ppp_pcb *pcb, int errCode, void *ctx)
{
struct netif *pppif = ppp_netif(pcb);
LWIP_UNUSED_ARG(ctx);
switch(errCode) {
case PPPERR_NONE: { /* No error. */
printf("pppLinkStatusCallback: PPPERR_NONE\n");
#if LWIP_IPV4
printf(" our_ipaddr = %s\n", ip4addr_ntoa(netif_ip4_addr(pppif)));
printf(" his_ipaddr = %s\n", ip4addr_ntoa(netif_ip4_gw(pppif)));
printf(" netmask = %s\n", ip4addr_ntoa(netif_ip4_netmask(pppif)));
#endif /* LWIP_IPV4 */
#if LWIP_DNS
printf(" dns1 = %s\n", ipaddr_ntoa(dns_getserver(0)));
printf(" dns2 = %s\n", ipaddr_ntoa(dns_getserver(1)));
#endif /* LWIP_DNS */
#if PPP_IPV6_SUPPORT
printf(" our6_ipaddr = %s\n", ip6addr_ntoa(netif_ip6_addr(pppif, 0)));
#endif /* PPP_IPV6_SUPPORT */
break;
}
case PPPERR_PARAM: { /* Invalid parameter. */
printf("pppLinkStatusCallback: PPPERR_PARAM\n");
break;
}
case PPPERR_OPEN: { /* Unable to open PPP session. */
printf("pppLinkStatusCallback: PPPERR_OPEN\n");
break;
}
case PPPERR_DEVICE: { /* Invalid I/O device for PPP. */
printf("pppLinkStatusCallback: PPPERR_DEVICE\n");
break;
}
case PPPERR_ALLOC: { /* Unable to allocate resources. */
printf("pppLinkStatusCallback: PPPERR_ALLOC\n");
break;
}
case PPPERR_USER: { /* User interrupt. */
printf("pppLinkStatusCallback: PPPERR_USER\n");
break;
}
case PPPERR_CONNECT: { /* Connection lost. */
printf("pppLinkStatusCallback: PPPERR_CONNECT\n");
break;
}
case PPPERR_AUTHFAIL: { /* Failed authentication challenge. */
printf("pppLinkStatusCallback: PPPERR_AUTHFAIL\n");
break;
}
case PPPERR_PROTOCOL: { /* Failed to meet protocol. */
printf("pppLinkStatusCallback: PPPERR_PROTOCOL\n");
break;
}
case PPPERR_PEERDEAD: { /* Connection timeout */
printf("pppLinkStatusCallback: PPPERR_PEERDEAD\n");
break;
}
case PPPERR_IDLETIMEOUT: { /* Idle Timeout */
printf("pppLinkStatusCallback: PPPERR_IDLETIMEOUT\n");
break;
}
case PPPERR_CONNECTTIME: { /* Max connect time reached */
printf("pppLinkStatusCallback: PPPERR_CONNECTTIME\n");
break;
}
case PPPERR_LOOPBACK: { /* Loopback detected */
printf("pppLinkStatusCallback: PPPERR_LOOPBACK\n");
break;
}
default: {
printf("pppLinkStatusCallback: unknown errCode %d\n", errCode);
break;
}
}
}