Diff: DnsQuery.cpp

Revision:

4:7e64d099f63e

Parent:

3:5705fdae6185

Child:

5:7555d509b568

--- a/DnsQuery.cpp	Thu Aug 27 14:33:07 2015 +0000
+++ b/DnsQuery.cpp	Tue Nov 10 14:37:17 2015 +0000
@@ -37,14 +37,27 @@
 
 
 
-DnsQuery::DnsQuery(SocketInterface *sock,const char* hostname, char* ipaddress)
+DnsQuery::DnsQuery(SocketInterface *sock, const char* hostname, char* ipaddress, const char *dnsIp)
 {
     socket = sock;
+    this->setPreferredDNSServerIP(dnsIp);
     this->getHostByName(hostname, ipaddress);
 }
 
+void DnsQuery::setPreferredDNSServerIP(const char *dnsIp)
+{
+    _preferred_dnsip = dnsIp;
+}
+
 bool DnsQuery::getHostByName(const char* hostname, char* resolvedIp)
 {
+    if (_preferred_dnsip != NULL) {
+        _dnsip = (char *)_preferred_dnsip;
+        if (this->getIP(hostname, resolvedIp)) {
+            return true;
+        }
+    }
+
     char * dnsIPs[] = {
         "8.8.8.8",
         "209.244.0.3",