public static Coordinates GetCurrentPosition()
{
/*
* zona de lisboa
* Cell:12664 mcc:268 mnc:1 lac:8 OK
* zona do porto
* Cell:4661727 mcc:268 mnc:3 lac:51000 OK
* cidade de madrid
* Cell:10487683 mcc:214 mnc:3 lac:21601 OK
* mexico
* Cell:50243 mcc:310 mnc:100 lac:5 OK
*
* CellTowerInfo.dwCellID = 123365432; ERROR
* CellTowerInfo.dwLocationAreaCode = 124654321;
* CellTowerInfo.dwMobileCountryCode = 310;
* CellTowerInfo.dwMobileNetworkCode = 100;
*
* CellTowerInfo.dwCellID = 123365432; ERROR
* CellTowerInfo.dwLocationAreaCode = 3;
* CellTowerInfo.dwMobileCountryCode = 543214;
* CellTowerInfo.dwMobileNetworkCode = 100;
*
* CellTowerInfo.dwCellID = 123365432;
* CellTowerInfo.dwLocationAreaCode = 3;
* CellTowerInfo.dwMobileCountryCode = 108;
* CellTowerInfo.dwMobileNetworkCode = 12765433;
*/
RILCELLTOWERINFO CellTowerInfo = CellData.GetCellTowerInfo();
Coordinates location = OpenCellIDCellService.GetLocation(CellTowerInfo);
return(location);
}
private static void rilResultCallback(uint dwCode,
IntPtr hrCmdID,
IntPtr lpData,
uint cbData,
uint dwParam)
{
try
{
Debug.WriteLine("rilResultCallback");
// create empty structure to store cell tower info in
RILCELLTOWERINFO rilCellTowerInfo = new RILCELLTOWERINFO();
// copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, rilCellTowerInfo);
Debug.WriteLine("struct recieved");
// get the bits out of the RIL cell tower response that we want
Debug.WriteLine("CellId: " + rilCellTowerInfo.dwCellID.ToString());
Debug.WriteLine("AreaCode: " + rilCellTowerInfo.dwLocationAreaCode.ToString());
Debug.WriteLine("CountryCode: " + rilCellTowerInfo.dwMobileCountryCode.ToString());
Debug.WriteLine("NetworkCode: " + rilCellTowerInfo.dwMobileNetworkCode.ToString());
}
catch (Exception ex)
{
Debug.WriteLine("Exception: " + ex.Message);
}
// notify caller function that we have a result
waithandle.Set();
}
/// <summary>
/// Gets the current latitude and longitude based on cell tower data.
/// </summary>
/// <param name="cellTowerId">The cell tower id.</param>
/// <param name="mobileCountryCode">The mobile country code.</param>
/// <param name="mobileNetworkCode">The mobile network code.</param>
/// <param name="locationAreaCode">The location area code.</param>
/// <returns></returns>
public static GeoLocation GetLocation(RILCELLTOWERINFO t)
{
try
{
// Translate cell tower data into http post parameter data
byte[] formData = GetFormPostData((int)t.dwCellID,
(int)t.dwMobileCountryCode,
(int)t.dwMobileNetworkCode,
(int)t.dwLocationAreaCode);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(new Uri(Google_Mobile_Service_Uri));
request.Method = "POST";
request.ContentLength = formData.Length;
request.ContentType = "application/binary";
Stream outputStream = request.GetRequestStream();
// Write the cell data to the http stream
outputStream.Write(formData, 0, formData.Length);
outputStream.Close();
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
return(ReadResponse(response));
}
catch
{ }
return(GeoLocation.Empty);
}
public static void CellDataCallback(uint dwCode, IntPtr hrCmdID, IntPtr lpData, uint cbData, uint dwParam)
{
// Refresh the current tower details
_towerDetails = new RILCELLTOWERINFO();
// Copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, _towerDetails);
// notify caller function that we have a result
waithandle.Set();
}
public static void CellDataCallback(uint dwCode, IntPtr hrCmdID, IntPtr lpData, uint cbData, uint dwParam)
{
// Refresh the current tower details
_towerDetails = new RILCELLTOWERINFO();
// Copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, _towerDetails);
// notify caller function that we have a result
waithandle.Set();
}
public static void rilResultCallback(uint dwCode,
IntPtr hrCmdID,
IntPtr lpData,
uint cbData,
uint dwParam)
{
// create empty structure to store cell tower info in
RILCELLTOWERINFO rilCellTowerInfo = new RILCELLTOWERINFO();
// copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, rilCellTowerInfo);
// get the bits out of the RIL cell tower response that we want
CellTowerInfo = rilCellTowerInfo;
// notify caller function that we have a result
waithandle.Set();
}
public static void rilResultCallback(uint dwCode,
IntPtr hrCmdID,
IntPtr lpData,
uint cbData,
uint dwParam)
{
// create empty structure to store cell tower info in
RILCELLTOWERINFO rilCellTowerInfo = new RILCELLTOWERINFO();
// copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, rilCellTowerInfo);
// get the bits out of the RIL cell tower response that we want
celltowerinfo.CellID = rilCellTowerInfo.dwCellID;
celltowerinfo.LAC = rilCellTowerInfo.dwLocationAreaCode;
celltowerinfo.MCC = rilCellTowerInfo.dwMobileCountryCode;
// notify caller function that we have a result
waithandle.Set();
}
/*
* Uses RIL to get CellID from the phone.
*/
public static RILCELLTOWERINFO GetCellTowerInfo()
{
// initialise handles
IntPtr hRil = IntPtr.Zero;
IntPtr hRes = IntPtr.Zero;
// initialise result
CellTowerInfo = null;
// initialise RIL
hRes = RIL_Initialize(1, // RIL port 1
new RILRESULTCALLBACK(rilResultCallback), // function to call with result
null, // function to call with notify
0, // classes of notification to enable
0, // RIL parameters
out hRil); // RIL handle returned
if (hRes != IntPtr.Zero)
{
throw new Exception("Failed to initialize RIL");
}
// initialised successfully
// use RIL to get cell tower info with the RIL handle just created
hRes = RIL_GetCellTowerInfo(hRil);
// wait for cell tower info to be returned
waithandle.WaitOne();
// finished - release the RIL handle
RIL_Deinitialize(hRil);
// return the result from GetCellTowerInfo
// return celltowerinfo;
return(CellTowerInfo);
}
public static Coordinates GetLocation(RILCELLTOWERINFO t)
{
Coordinates coord = new Coordinates();
try
{
string apiCall = OpenCellID_Service_Uri +
"&mnc=" + t.dwMobileNetworkCode +
"&mcc=" + t.dwMobileCountryCode +
"&lac=" + t.dwLocationAreaCode +
"&cellid=" + t.dwCellID;
XmlDocument doc = new XmlDocument();
doc.Load(apiCall);
//EXAMPLE:
// <cell mnc="99" lac="0" lat="50.5715642160311" nbSamples="57" range="6000" lon="25.2897075399231" cellId="29513" mcc="250"/>
XmlNode rspNode = doc.SelectSingleNode("rsp");
string status = rspNode.Attributes["stat"].Value;
status.ToLower();
if (status == "ok")
{
XmlNode cellNode = rspNode.SelectSingleNode("cell");
int samples = int.Parse(cellNode.Attributes["nbSamples"].Value);
if (samples > 0)
{
coord.Latitude = double.Parse(cellNode.Attributes["lat"].Value);
coord.Longitude = double.Parse(cellNode.Attributes["lon"].Value);
coord.Precision = double.Parse(cellNode.Attributes["range"].Value);
}
}
}
catch
{ }
return(coord);
}
private void rilResultCallback(uint dwCode,
IntPtr hrCmdID,
IntPtr lpData,
uint cbData,
uint dwParam)
{
// create empty structure to store cell tower info in
RILCELLTOWERINFO rilCellTowerInfo = new RILCELLTOWERINFO();
// copy result returned from RIL into structure
Marshal.PtrToStructure(lpData, rilCellTowerInfo);
// get the bits out of the RIL cell tower response that we want
int cid = Convert.ToInt32(rilCellTowerInfo.dwCellID);
int bid = Convert.ToInt32(rilCellTowerInfo.dwBaseStationID);
if (cid != CellId || bid != BaseStationId)
{
CellId = cid;
BaseStationId = bid;
AreaCode = Convert.ToInt32(rilCellTowerInfo.dwLocationAreaCode);
CountryCode = Convert.ToInt32(rilCellTowerInfo.dwMobileCountryCode);
NetworkCode = Convert.ToInt32(rilCellTowerInfo.dwMobileNetworkCode);
TimingAdvance = Convert.ToInt32(rilCellTowerInfo.dwTimingAdvance);
idChanged = true;
}
else
{
idChanged = false;
}
// notify caller function that we have a result
waithandle.Set();
}
public RILPositionProvider()
{
rilCellTowerInfo = new RILCELLTOWERINFO();
}
