fixing retrocompatibility issues

Author: andreagilardoni

libraries/WiFi/src/WiFi.cpp

@@ -177,6 +177,7 @@ IPAddress CWifi::localIP() { //FIXME
     //     return IPAddress(ni->getIpAdd());
     // }
     // return IPAddress((uint32_t)0);
+    return WiFiStation.localIP();
 }
 
 /* -------------------------------------------------------------------------- */
@@ -186,6 +187,7 @@ IPAddress CWifi::subnetMask() { // FIXME
 //         return IPAddress(ni->getNmAdd());
 //     }
 //     return IPAddress((uint32_t)0);
+    return WiFiStation.subnetMask();
 }
 
 /* -------------------------------------------------------------------------- */
@@ -195,6 +197,7 @@ IPAddress CWifi::gatewayIP() { // FIXME
     //     return IPAddress(ni->getGwAdd());
     // }
     // return IPAddress((uint32_t)0);
+    return WiFiStation.gatewayIP();
 }
 
 /* -------------------------------------------------------------------------- */

libraries/lwIpWrapper/src/CNetIf.h

@@ -148,6 +148,13 @@ class CNetIf: public NetworkInterface {
     uint32_t getNmAdd() { return ip4_addr_get_u32(&(ni.netmask)); }
     uint32_t getGwAdd() { return ip4_addr_get_u32(&(ni.gw)); }
 
+    // FIXME when dhcp has not provided an ip address yet return IPADDR_NONE
+    IPAddress localIP()     { return IPAddress(this->getIpAdd()); }
+    IPAddress subnetMask()  { return IPAddress(this->getNmAdd()); }
+    IPAddress gatewayIP()   { return IPAddress(this->getGwAdd()); }
+    IPAddress dnsServerIP() { /* FIXME understand where dns should be managed */}
+
+    // FIXME hostname should be defined in the NetworkStack singleton
     // void setHostname(const char* name)
     // {
     //     memset(hostname, 0x00, MAX_HOSTNAME_DIM);