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LWIP DNS servers setting/getting fixed.

pull/11023/head
Tymoteusz Bloch 2019-06-07 18:58:05 +02:00 committed by Evelyne Donnaes
parent 68351fba4b
commit 94a900814e
4 changed files with 11 additions and 15 deletions
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5
features/lwipstack/LWIPInterface.cpp
View File

@ -94,11 +94,6 @@ static int get_ip_addr_type(const ip_addr_t *ip_addr)
void LWIP::add_dns_addr(struct netif *lwip_netif, const char *interface_name)
{
if (!netif_check_default(lwip_netif)) {
interface_name = NULL;
}
// Check for existing dns address
for (char numdns = 0; numdns < DNS_MAX_SERVERS; numdns++) {
const ip_addr_t *dns_ip_addr = dns_getserver(numdns, interface_name);

11
features/lwipstack/lwip/src/core/lwip_dns.c
View File

@ -367,7 +367,7 @@ void
dns_setserver(u8_t numdns, const ip_addr_t *dnsserver, struct netif *netif)
{
if (netif == NULL || netif_check_default(netif)) {
if (netif == NULL ) {
if (numdns < DNS_MAX_SERVERS) {
if (dnsserver != NULL) {
dns_servers[numdns] = (*dnsserver);
@ -393,14 +393,15 @@ dns_setserver(u8_t numdns, const ip_addr_t *dnsserver, struct netif *netif)
const ip_addr_t *
dns_getserver(u8_t numdns, const char *interface_name)
{
if (interface_name == NULL) {
if (numdns < DNS_MAX_SERVERS) {
return &dns_servers[numdns];
const ip_addr_t *dns_addr = dns_get_interface_server(numdns, interface_name);
if (dns_addr != IP_ADDR_ANY) {
return dns_addr;
} else {
return IP_ADDR_ANY;
return &dns_servers[numdns];
}
} else {
return dns_get_interface_server(numdns, interface_name);
return IP_ADDR_ANY;
}
}

2
features/netsocket/mbed_lib.json
View File

@ -52,7 +52,7 @@
},
"dns-retries": {
"help": "Number of DNS query retries that the DNS translator makes per server, before moving on to the next server. Total retries/attempts is always limited by dns-total-attempts.",
"value": 0
"value": 2
},
"dns-cache-size": {
"help": "Number of cached host name resolutions",

4
features/netsocket/nsapi_dns.cpp
View File

@ -105,10 +105,10 @@ static void nsapi_dns_query_async_initiate_next(void);
// *INDENT-OFF*
static nsapi_addr_t dns_servers[DNS_SERVERS_SIZE] = {
{NSAPI_IPv4, {8, 8, 8, 8}}, // Google
{NSAPI_IPv4, {209, 244, 0, 3}}, // Level 3
{NSAPI_IPv4, {84, 200, 69, 80}}, // DNS.WATCH
{NSAPI_IPv6, {0x20,0x01, 0x48,0x60, 0x48,0x60, 0,0, // Google
0,0, 0,0, 0,0, 0x88,0x88}},
{NSAPI_IPv4, {209, 244, 0, 3}}, // Level 3
{NSAPI_IPv4, {84, 200, 69, 80}}, // DNS.WATCH
{NSAPI_IPv6, {0x20,0x01, 0x16,0x08, 0,0x10, 0,0x25, // DNS.WATCH
0,0, 0,0, 0x1c,0x04, 0xb1,0x2f}},
};