GetSSID

/**
 * Function that retrieves SSID of current scaned network
 * 
 * The SSID is the Information Element with ID = 0
 * The SSID can be at most 34 bytes, so the aSSID should have the capacity for 34 bytes
 * 
 * Returns KErrNone if successful or the type of error ocurred
 */
TInt GetSSID(CWlanScanInfo *scanInfo, TDes8 &aSSID)
{
 TInt error;
 TUint8 ie;
 TUint8 length;
 TUint8 vdata[40];
 const TUint8 *data = &vdata[0];
 
 if(scanInfo == NULL)
  return KErrNullPointerPassed;
 
 if(aSSID.MaxLength() < 34)
  return KErrNoMemory;
 
 
 if((error = scanInfo->FirstIE(ie, length, &data)) == KErrNone)
 {
  if(ie == 0)
  {
   aSSID.Copy(data, length);
   return KErrNone;
  }
 }
 else
  return error;
 
 while((error = scanInfo->NextIE(ie, length, &data)) == KErrNone)
 {
  if(ie == 0)
  {
   aSSID.Copy(data, length);
   return KErrNone;
  }
 }
 
 return error;
}