SafeNet/ConnectPlus_SOC/LocationThread.cs
2021-02-24 13:50:23 +02:00

1138 lines
56 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Text;
using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.Collections;
using SafeNetLib;
namespace ConnectPlus_SOC
{
class LocationThread
{
public int port;
//public MotoTRBOGW parent;
public static Hashtable ht_location_hash;
public static Hashtable ht_pendingMsg;
private byte[] data = new byte[1024];
private static UdpClient udpClient;
private Int32 reqID_send = 0x01;
private string reqID;
// default request id for Location REQUEST
public static readonly byte REQ_ID = 0xEE;
private int ACCEPTED_LEVEL_OF_CONFIDENCE = 20;
private Int32 reqID_recv;
// -------------------------------------------------------------------
// Main
// -------------------------------------------------------------------
public LocationThread()
{
Random rnd1 = new Random();
reqID_send = (byte)rnd1.Next(0xffffff);
}
private bool start_read = true;
private bool startAsyncRead()
{
EndPoint reponseEndPoint = new IPEndPoint(0, 0);
try
{
if (udpClient == null)
{
udpClient = new UdpClient(ConnectPlus_GW.cfg.locPort_r);
udpClient.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
//udpClient.Client.Bind(new IPEndPoint(IPAddress.Any, ConnectPlus_GW.cfg.locPort_r));
//Console.WriteLine("ReBinding location udpClient");
}
IPEndPoint remoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
// Blocks until a message returns on this socket from a remote host.
udpClient.Client.BeginReceiveFrom(data, 0, data.Length,
SocketFlags.None, ref reponseEndPoint,
new AsyncCallback(AsyncRead),
(object)this);
Thread.Sleep(100);
//Console.WriteLine("AsyncRead started for Location thread on port:" + ConnectPlus_GW.cfg.locPort_r);
}
catch (Exception ex)
{
Utils.ConsWrite(DebugMSG_Type.always, "HandleConnection(): exception " + ex);
}
return true;
}
public void HandleConnection()
{
ht_location_hash = new Hashtable();
ht_pendingMsg = new Hashtable();
//TestPacket();
//return;
start_read = false;
startAsyncRead();
DateTime lastHashVerify = DateTime.Now;
while (true)
{
try
{
MotoTRBOcmdMsg msg = SN_Queues.locationQueue.GetItem(100);
//add data to ht_SUInfo
if (msg != null)
{
ProcessCommand(msg); //this will update the m_seqID and m_time
if (!ht_pendingMsg.ContainsKey(msg.m_seqID))
ht_pendingMsg.Add(msg.m_seqID, msg);
}
//is now answer within 30 secconds resend
if (ht_pendingMsg.Count > 0)
if ((DateTime.Now.Ticks - lastHashVerify.Ticks) > 30 * 1000 * 10000)
{
LOGS.LOG("Debug: LOCK1");
lock (ht_pendingMsg.SyncRoot)
{
try
{
Hashtable tmp = new Hashtable();
Utils.ConsWrite(DebugMSG_Type.GPS, "Controler answers check at :" + DateTime.Now);
foreach (DictionaryEntry de in ht_pendingMsg)
{
MotoTRBOcmdMsg m = (MotoTRBOcmdMsg)de.Value;
//if not send remove from pendingMsg and add back to location Queue
if (DateTime.Now.Ticks - m.m_time.Ticks > 60 * 1000 * 10000)
if (m.m_cmd == (int)MotoTRBOcmd.SET_REPORT_INTERVAL) //put back in queue ONLY LRRP set requests
{
SN_Queues.locationQueue.PostItem(m);
Thread.Sleep(1000);
}
else if (!tmp.ContainsKey(m.m_seqID))
tmp.Add(m.m_seqID, m);
}
ht_pendingMsg = tmp;
lastHashVerify = DateTime.Now;
}
catch (Exception e)
{
LOGS.LOG("Error: cannot reset pending messages HashTable" + e.ToString());
}
}//release lock
LOGS.LOG("Debug: UN-LOCK1");
}
if (start_read)
{
start_read = false;
LOGS.LOG("&GPS& " + "1.startAsyncRead();");
startAsyncRead();
}
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Utils.ConsWrite(DebugMSG_Type.always, "Exception in LocationThread:HandleConnection(): " + ex.ToString());
Console.ForegroundColor = ConsoleColor.Gray;
}
} // end while (true)
}
void AsyncRead(IAsyncResult result)
{
EndPoint remoteEndPoint = new IPEndPoint(0, 0);
try
{
// read bytes from UDP and decode them if length is grater than 1 char
int bytesRead = udpClient.Client.EndReceiveFrom(result, ref remoteEndPoint);
LOGS.LOG("&GPS& " + "2.AsyncRead(); got GPS message from controller");
if (bytesRead > 1)
{
// update lastActivityTime
ConnectPlus_GW.lastActivityTime = DateTime.Now;
//Console.WriteLine("\n--------------------");
//Console.WriteLine("AsyncRead endded processing data!!!");
//Console.WriteLine("GPS Received: " + Byte2String(data,0,bytesRead));
DecodePacket_Connect_plus(data);
LOGS.LOG("&GPS& " + "3.AsyncRead(); GPS message decoded");
}
// flag that a new message can be read
start_read = true;
LOGS.LOG("&GPS& " + "4.AsyncRead(); start_read = true;");
}
catch (Exception ex)
{
Console.WriteLine("AsyncRead Exception : " + ex.ToString());
start_read = true;
LOGS.LOG("&GPS& " + "4.AsyncRead(); start_read = true;");
}
}
public void DecodePacket_Connect_plus(Byte[] data)
{
int i = 0, pdata;
htCell_t cell = new htCell_t();
cell.lat = "";
cell.lng = "";
cell.di = "0";
cell.spd = "0";
cell.spd_v = "0";
cell.suid = "";
cell.location_time = DateTime.MinValue;
cell.activity_time = DateTime.MinValue;
cell.triggered = false;
cell.level_confidence = -1;
switch (data[0])
{
// -----------------------------------------------------------------------------------------------------------------------
case (byte)Document_Identifiers_ENUM.Triggered_Location_Stop_Answer_NoCDT:
case (byte)Document_Identifiers_ENUM.Triggered_Location_Answer_NoCDT:
if (data[0] == (byte)Document_Identifiers_ENUM.Triggered_Location_Stop_Answer_NoCDT)
Console.WriteLine(Document_Identifiers_ENUM.Triggered_Location_Stop_Answer_NoCDT);
else Console.WriteLine(Document_Identifiers_ENUM.Triggered_Location_Answer_NoCDT);
pdata = (int)data[1];
string result="";
//Console.WriteLine("Length =" + pdata + "(0x" + pdata.ToString("X") + ")");
for (i = 2; i < data[1] + 2; i++)
{
switch (data[i])
{
case (byte)Common_Element_Tokens_ENUM.request_id:
//Console.WriteLine(Common_Element_Tokens_ENUM.request_id + ": " + Byte2String(data, i + 1, 5));
//Console.WriteLine(data[i + 5]);
byte[] bytes = { data[i + 5], data[i + 4], data[i + 3], data[i + 2] };
reqID = Byte2String(data, i + 1, 5);
reqID_recv = BitConverter.ToInt32(bytes, 0);
cell.seq_ID = Byte2String(data, i + 2, data[i+1]) + "";
cell.requestID = data[i + 5];
i += 5;
break;
case (byte)Report_Messages_Tokens_ENUM.result:
case (byte)Report_Messages_Tokens_ENUM.result2:
//Console.WriteLine("Result: " + Byte2String(data, i + 1, 1));
if (data[i + 1] != 0)
{
Utils.ConsWrite(DebugMSG_Type.GPS, "GPS returned with » " + ProcessError(data[i + 1]));
result = ProcessError(data[i + 1]);
}
//Console.WriteLine("OpaqueData: " + Byte2String(data, i + 2, data[1] - i));
i = data[1] + 1; // exit
break;
case (byte)Report_Messages_Tokens_ENUM.result1:
//Console.WriteLine("Result: OK");
result = "OK";
break;
case (byte)Report_Messages_Tokens_ENUM.SU_IPv4:
string suid = ProcessSU_ID(data, i + 1).ToString();
cell.suid = suid;
i += 4;
//Console.Write("SUIDc: " + suid + " ### ");
break;
}
}
LOGS.LOG("Debug: LOCK3");
//remove message from pending
lock (ht_pendingMsg.SyncRoot)
{
try
{
if (reqID_recv!= null && ht_pendingMsg.ContainsKey(reqID_recv))
{
//LOGS.LOG(ConnectPlus_GW.cfg.gw_id + cell.suid + " removing from pending \t regID:" + reqID);
ht_pendingMsg.Remove(reqID_recv);
}
}catch (Exception e)
{
LOGS.LOG("Error: cannot delete pending messages HashTable"+e.ToString());
}
}
LOGS.LOG("Debug: UN-LOCK3");
if(data[0] == (byte)Document_Identifiers_ENUM.Triggered_Location_Stop_Answer_NoCDT)
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + cell.suid + " Triggered_Location_Stop_Answer_NoCDT \t regID:" + reqID + " \t result:" + result);
else
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + cell.suid + " Triggered_Location_Answer_NoCDT \t regID:" + reqID + " \t result:" + result);
break;
// -----------------------------------------------------------------------------------------------------------------------
case (byte)Document_Identifiers_ENUM.Triggered_Location_Report_NoCDT:
case (byte)Document_Identifiers_ENUM.Immediate_Location_Report_NoCDT:
{
/*
if (data[0] == (byte)Document_Identifiers_ENUM.Triggered_Location_Report_NoCDT)
Console.WriteLine(Document_Identifiers_ENUM.Triggered_Location_Report_NoCDT);
else
Console.WriteLine(Document_Identifiers_ENUM.Immediate_Location_Report_NoCDT);
*/
if (data[0] == (byte)Document_Identifiers_ENUM.Triggered_Location_Report_NoCDT)
{
cell.triggered = true;
}
else
{
//Utils.ConsWrite(DebugMSG_Type.DEV, "Got request id:" + cell.requestID);
}
pdata = (int)data[1];
Boolean parsingError = false;
byte parsErrorBYte = (byte)Result_Codes_ENUM.SYNTAX_ERROR;
DateTime gps_time = DateTime.MinValue;
for (i = 2; i < data[1] + 2; i++)
{
switch (data[i])
{
case (byte)Report_Messages_Tokens_ENUM.point_2d:
cell.lat = ProcessLat(data, i + 1, 4).ToString();
cell.lng = ProcessLng(data, i + 1 + 4, 4).ToString();
cell.d_lat = ProcessLat(data, i + 1, 4);
cell.d_lng = ProcessLng(data, i + 1 + 4, 4);
if (gps_time == DateTime.MinValue)
cell.location_time = DateTime.Now.ToUniversalTime();
/*
Console.WriteLine("Point_2d: " + data[i].ToString("X"));
Console.WriteLine("Lat: " + Byte2String(data, i + 1, 4) + " =" + cell.lat);
Console.WriteLine("Lng: " + Byte2String(data, i + 1 + 4, 4) + " =" + cell.lng);
*/
i += 8;
break;
case (byte)Report_Messages_Tokens_ENUM.point_3d:
//Console.WriteLine("### Point 3d ###");
cell.lat = ProcessLat(data, i + 1, 4).ToString();
cell.lng = ProcessLng(data, i + 1 + 4, 4).ToString();
cell.d_lat = ProcessLat(data, i + 1, 4);
cell.d_lng = ProcessLng(data, i + 1 + 4, 4);
if (gps_time == DateTime.MinValue)
cell.location_time = DateTime.Now.ToUniversalTime();
i += 11;
break;
case (byte)Report_Messages_Tokens_ENUM.circle_2d:
cell.lat = ProcessLat(data, i + 1, 4).ToString();
cell.lng = ProcessLng(data, i + 1 + 4, 4).ToString();
cell.d_lat = ProcessLat(data, i + 1, 4);
cell.d_lng = ProcessLng(data, i + 1 + 4, 4);
if (gps_time == DateTime.MinValue)
cell.location_time = DateTime.Now.ToUniversalTime();
cell.radius = ProcessUFloat2B(data, i + 1 + 8);
/*
Console.WriteLine("Circle_2d: " + data[i].ToString("X"));
Console.WriteLine("Lat: " + Byte2String(data, i + 1, 4) + " =" + cell.lat);
Console.WriteLine("Lng: " + Byte2String(data, i + 1 + 4, 4) + " =" + cell.lng);
Console.WriteLine("Rad: " + Byte2String(data, i + 1 + 8, 2) + " =" + cell.radius);
*/
i += 10;
break;
case (byte)Report_Messages_Tokens_ENUM.circle_3d:
case (byte)Report_Messages_Tokens_ENUM.circle_3d1:
cell.lat = ProcessLat(data, i + 1, 4).ToString();
cell.lng = ProcessLng(data, i + 1 + 4, 4).ToString();
cell.d_lat = ProcessLat(data, i + 1, 4);
cell.d_lng = ProcessLng(data, i + 1 + 4, 4);
if (gps_time == DateTime.MinValue)
cell.location_time = DateTime.Now.ToUniversalTime();
cell.radius = ProcessUFloat2B(data, i + 1 + 8);
/*
Console.WriteLine("Circle_3d: " + data[i].ToString("X"));
Console.WriteLine("Lat: " + Byte2String(data, i + 1, 4) + " =" + cell.lat);
Console.WriteLine("Lng: " + Byte2String(data, i + 1 + 4, 4) + " =" + cell.lng);
Console.WriteLine("Rad: " + Byte2String(data, i + 1 + 8, 2) + " =" + cell.radius);
Console.WriteLine("Alt: " + Byte2String(data, i + 1 + 10, 2));
Console.WriteLine("Ala: " + Byte2String(data, i + 1 + 12, 2));
*/
//if (!cell.triggered) Console.WriteLine("Lat: " + Byte2String(data, i + 1, 4) + " =" + cell.lat);
//if (!cell.triggered) Console.WriteLine("Lng: " + Byte2String(data, i + 1 + 4, 4) + " =" + cell.lng);
i += 14;
break;
case (byte)Report_Messages_Tokens_ENUM.speed_vrt: //!! not tested
cell.spd_v = Math.Round((ProcessUFloat2B(data, i + 1) * 3.6)).ToString();
//Console.WriteLine(Report_Messages_Tokens_ENUM.speed_vrt + ": " + Byte2String(data, i + 1, 2) + " =" + cell.spd_v);
i += 2;
break;
case (byte)Report_Messages_Tokens_ENUM.speed_hor:
cell.spd = Math.Round((ProcessUFloat2B(data, i + 1) * 3.6)).ToString();
//Console.WriteLine(Report_Messages_Tokens_ENUM.speed_hor + ": " + Byte2String(data, i + 1, 2) + " =" + cell.spd);
i += 2;
break;
case (byte)Report_Messages_Tokens_ENUM.lev_conf: //!! not tested
cell.level_confidence = (int)data[i + 1];
//Console.WriteLine(Report_Messages_Tokens_ENUM.lev_conf + ": " + Byte2String(data, i + 1, 1) + " =" + cell.level_confidence) ;
i += 1;
break;
case (byte)Common_Element_Tokens_ENUM.request_id:
cell.seq_ID = Byte2String(data, i + 2, data[i+1]) + "";
cell.requestID = data[i + 1 + data[i + 1]];
//if (!cell.triggered) Console.WriteLine(Common_Element_Tokens_ENUM.request_id + ": " + Byte2String(data, i + 1, 5));
i += 5;
break;
case (byte)Report_Messages_Tokens_ENUM.info_time:
case (byte)Report_Messages_Tokens_ENUM.info_time1:
gps_time = ProcessTime(data, i + 1, 5);
//Console.WriteLine("INFO_TIME: " + Report_Messages_Tokens_ENUM.info_time + ": " + Byte2String(data, i + 1, 5) + " =" + gps_time);
i += 5;
break;
case (byte)Report_Messages_Tokens_ENUM.SU_IPv4:
string suid = ProcessSU_ID(data, i + 1).ToString();
cell.suid = suid;
//Utils.ConsWrite(DebugMSG_Type.GPS, "SUID: " + suid + " ### ");
//if (!cell.triggered)
// Utils.ConsWrite(DebugMSG_Type.DEV, "SUID: " + suid + " ### ");
i += 4;
break;
// RESULTS
case (byte)Report_Messages_Tokens_ENUM.result:
case (byte)Report_Messages_Tokens_ENUM.result2:
//Console.WriteLine("Result: " + Byte2String(data, i + 1, 1));
if (data[i + 1] != 0)
{
parsErrorBYte = data[i + 1];
if (data[i + 1] == (byte)Result_Codes_ENUM.QUERY_INFO_NOT_ATTAINABLE ||
data[i + 1] == (byte)Result_Codes_ENUM.QUERY_INFO_NOT_CURRENTLY_ATTAINABLE)
{
cell.lat = "0";
cell.lng = "0";
cell.spd = "0";
gps_time = DateTime.UtcNow;
//Console.WriteLine("INFO got QUERY_INFO_NOT_ATTAINABLE ...adding values lat=0,lng=0,time =DateTime.UtcNow");
}
else
{
Utils.ConsWrite(DebugMSG_Type.GPS, "GPS returned with »» " + ProcessError(data[i + 1]));
parsingError = true;
}
}
//Console.WriteLine("OpaqueData: " + Byte2String(data, i + 2, data[1] - i));
i = data[1] + 1; // exit
break;
case (byte)Report_Messages_Tokens_ENUM.result1:
//Console.WriteLine("Result: OK");
break;
case (byte)Report_Messages_Tokens_ENUM.direction_hor:
i += 1;
break;
default:
Utils.ConsWrite(DebugMSG_Type.GPS, "Unknown: 0x" + data[i].ToString("X"));
break;
}
}
if (gps_time == DateTime.MinValue)
Utils.ConsWrite(DebugMSG_Type.GPS, "GPS gps_time == DateTime.MinValue");
else if (!parsingError ||
(((parsErrorBYte == (byte)Result_Codes_ENUM.QUERY_INFO_NOT_ATTAINABLE) ||
(parsErrorBYte == (byte)Result_Codes_ENUM.QUERY_INFO_NOT_CURRENTLY_ATTAINABLE)) && (!cell.triggered)))
{
//Utils.ConsWrite(DebugMSG_Type.DEV, "Got location from" + cell.suid);
cell.location_time = DateTime.UtcNow;
// check if the position fulfilled the requirements for LoC
if (cell.level_confidence == -1)
{
// message didn't contained any level of confidence information
}
else if (cell.level_confidence < ACCEPTED_LEVEL_OF_CONFIDENCE)
{
cell.lat = "0";
cell.lng = "0";
cell.spd = "0";
cell.location_time = DateTime.UtcNow;
}
try
{
// update last GPS list if the unit exists in the hashtable
if (cell.suid!= null && SN_Queues.ht_SUInfo.ContainsKey(cell.suid))
{
((SUinfo)SN_Queues.ht_SUInfo[cell.suid]).GPSlasttime = DateTime.UtcNow;
}
else
{
// break if received possition is not from a unit assigned to this gateway
Utils.ConsWrite(DebugMSG_Type.GPS, "Got GPS position from " + cell.suid + " which is not assigned to this GW.");
return;
}
if (cell.triggered)//if location is "triggered" then proceed as usual
{
//Utils.ConsWrite(DebugMSG_Type.DEV, "Got triggered location from" + cell.suid);
if (cell.suid != null && ht_location_hash.ContainsKey(cell.suid))
{
if (gps_time != ((DateTime)ht_location_hash[cell.suid]))
{
//Console.WriteLine("SUID:" + cell.suid + "GPS time != last GPS time... Adding it to DB!!!");
cell.location_time = gps_time;
SN_Queues.DBQueueLocation.PostItem(cell);
ht_location_hash.Remove(cell.suid);
ht_location_hash.Add(cell.suid, gps_time);
string consoleMsg = "";
Utils.ConsWrite(DebugMSG_Type.GPS, consoleMsg = String.Format("»»» Position [{0:0.0000},{1:0.0000}] from {2}", Math.Round(Double.Parse(cell.lat), 4),
Math.Round(Double.Parse(cell.lng), 4), cell.suid));
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMsg);
//LOGS.LOG("&GPS& " + "3.5.DecodePacket_Connect_plus(Byte[] data)(); Added to queue for DB");
}
else
{
//Utils.ConsWrite(DebugMSG_Type.GPS, "SUID:" + cell.suid + " GPS time already in DB ...time:" + gps_time);
}
}//if (location_hash.ContainsKey(cell.suid))
else
{
//Utils.ConsWrite(DebugMSG_Type.GPS, "SUID:" + cell.suid + " First GPS adding it to DB!!!");
cell.location_time = gps_time;
SN_Queues.DBQueueLocation.PostItem(cell);
ht_location_hash.Add(cell.suid, gps_time);
string consoleMsg = "";
Utils.ConsWrite(DebugMSG_Type.GPS, consoleMsg = String.Format("»»» Position [{0:0.0000},{1:0.0000}] from {2}'st", Math.Round(Double.Parse(cell.lat), 4),
Math.Round(Double.Parse(cell.lng), 4), cell.suid));
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMsg);
}
}
/// cell. triggered = false => poll response was received
else
{
string consoleMsg = "";
Utils.ConsWrite(DebugMSG_Type.GPS, consoleMsg = String.Format("»»» Poll Res [{0:0.0000},{1:0.0000}] from {2} [{3}]", Math.Round(Double.Parse(cell.lat), 4),
Math.Round(Double.Parse(cell.lng), 4), cell.suid, cell.seq_ID));
try
{
lock (SN_Queues.ht_POLL_List.SyncRoot)
{
foreach (DictionaryEntry item in SN_Queues.ht_POLL_List)
{
if (((POLLmsg)item.Value).suid == cell.suid)
{
((POLLmsg)item.Value).response = cell.location_time;
((POLLmsg)item.Value).lat = cell.lat;
((POLLmsg)item.Value).lng = cell.lng;
((POLLmsg)item.Value).speed = cell.spd;
SN_Queues.DBQueueLocation.PostItem(cell);
SN_Queues.recvPOLLQueue.PostItem((POLLmsg)item.Value);
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMsg);
break;
}
}
}
}
catch (Exception ex)
{
Utils.ConsWrite(DebugMSG_Type.always, "[Location Thread] Could not process poll msg suid:" + cell.suid);
}
}
}
catch (Exception ex)
{
Utils.ConsWrite(DebugMSG_Type.always, "[Location Thread]: " + ex.ToString());
}
}
else if (parsErrorBYte == (byte)Result_Codes_ENUM.PROTOCOL_ELEMENT_NOT_SUPPORTED)
{
// this is error is generated whenever a location request sent to a field radio contains
// required information that are not supported by that station
//SendTriggeredLocationSTOP(cell.suid, cell.requestID);
// send Triggered Location Request which contains the level of confidence
reqID_send++;
if (reqID_send == Int32.MaxValue)
reqID_send = 1;
SendTriggeredLocationRequest(cell.suid, (uint)((SUinfo)SN_Queues.ht_SUInfo[cell.suid]).repInterval, reqID_send);
}
}
break;
// -----------------------------------------------------------------------------------------------------------------------
default:
Utils.ConsWrite(DebugMSG_Type.GPS, "UNDEFINED 0x" + data[0].ToString("X"));
break;
}
}
void ProcessCommand(MotoTRBOcmdMsg p_msg)
{
try
{
reqID_send++;
if (reqID_send == Int32.MaxValue)
reqID_send = 1;
// hijack the reqID to my default value
//reqID_send = REQ_ID;
p_msg.m_seqID = reqID_send;
p_msg.m_time = DateTime.Now;
if (p_msg.m_cmd == (byte)MotoTRBOcmd.SET_REPORT_INTERVAL)
{
// this is error is generated whenever a location request sent to a field radio contains
// required information that are not supported by that station
//SendTriggeredLocationSTOP(p_msg.m_suid, REQ_ID);
// send a poll request with the default request ID
SendTriggeredLocationRequest(p_msg.m_suid, Convert.ToUInt32(p_msg.m_payload), reqID_send);
//SendTriggeredLocationRequest(p_msg.m_suid, Convert.ToUInt32(p_msg.m_payload), reqID_send);
}
if (p_msg.m_cmd == (byte)MotoTRBOcmd.SEND_POLL)
{
// send a poll request with the default request ID
SendPollLocationRequest(p_msg.m_suid, reqID_send);
//SendPollLocationRequest(p_msg.m_suid, reqID_send);
Utils.ConsWrite(DebugMSG_Type.GPS, "Poll request sent for unit:" + p_msg.m_suid);
//Utils.ConsWrite(DebugMSG_Type.DEV, "Poll request sent for unit:" + p_msg.m_suid);
lock (SN_Queues.ht_POLL_List.SyncRoot)
{
foreach (DictionaryEntry item in SN_Queues.ht_POLL_List)
{
if (((POLLmsg)item.Value).suid == p_msg.m_suid && ((POLLmsg)item.Value).DBid.ToString() == p_msg.m_payload)
{
((POLLmsg)item.Value).sent = DateTime.Now.ToUniversalTime();
((POLLmsg)item.Value).requestID = reqID_send;
Utils.ConsWrite(DebugMSG_Type.DEV, "Poll request found in MotoTRBOGW.ht_POLL_List for unit:" + p_msg.m_suid);
Utils.ConsWrite(DebugMSG_Type.DEV, "reqID_send:" + reqID_send);
SN_Queues.sentPOLLQueue.PostItem((POLLmsg)item.Value);
break;
}
}
}
}
}
catch (Exception e)
{
Utils.ConsWrite(DebugMSG_Type.always, "Could not send Location Request to unit");
Utils.ConsWrite(DebugMSG_Type.always, e.Message);
}
}
/// <summary>
/// Request a field radio to report its location on a periodical basis. The location will contain Level Of Confidence item
/// </summary>
/// <param name="SUID">The field radio ID which needs to send its location</param>
/// <param name="p_reportSec">The number of seconds at which the field radio will resend its position</param>
/// <param name="reqID">The triggered location ID for this location request</param>
public void SendTriggeredLocationRequestwithLoC(string SUID, uint p_reportSec, Int32 reqID)
{
byte[] arr_radioID = Utils.ID2ByteARR("12", SUID);
//get reqid bytes
byte[] intBytes = BitConverter.GetBytes(reqID);
if (BitConverter.IsLittleEndian)
Array.Reverse(intBytes);
Byte[] sendBytes = { (byte)Document_Identifiers_ENUM.Triggered_Location_Request_NoCDT,
0x12, // length in Bytes
(byte)Common_Element_Tokens_ENUM.request_id,
0x04, intBytes[0], intBytes[1], intBytes[2], intBytes[3],
(byte)Query_Request_Messages_Tokens_ENUM.SU_IPv4,
arr_radioID[0],
arr_radioID[1],
arr_radioID[2],
arr_radioID[3],
(byte)Query_Request_Messages_Tokens_ENUM.ret_info1,
(byte)Query_Request_Messages_Tokens_ENUM.request_speed_hor,
(byte)Query_Request_Messages_Tokens_ENUM.request_lev_conf, // level of confidence
(byte)0x00,
(byte)Query_Request_Messages_Tokens_ENUM.periodic_trigger,
(byte)Query_Request_Messages_Tokens_ENUM.interval,
0x00, 0x00 //(byte)report_time// in seconds
};
int report_time = (int)p_reportSec;
if (report_time < 0x80)
{
//sendBytes[10] = (byte)report_time;
sendBytes[19] = (byte)report_time;
}
else
{
sendBytes[1] += 1; // adjust length
int process = report_time; // MSB
process >>= 7;
process &= 0x007F;
process |= 0x0080;
sendBytes[19] = (byte)process;
sendBytes[20] = (byte)(report_time & 0x007F); //LSB
}
bool result = SendOnUDP(sendBytes, sendBytes.Length);
string consoleMessage = String.Format("{0} Triggered location request LoC [{1}] for {2}", (result ? "««« Sent" : "ooo Not Sent "), p_reportSec, SUID);
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMessage + " [" + reqID + "]");
Utils.ConsWrite(DebugMSG_Type.DB, consoleMessage);
}
/// <summary>
/// Request a field radio to report its location on a periodical basis
/// </summary>
/// <param name="SUID">The field radio ID which needs to send its location</param>
/// <param name="p_reportSec">The number of seconds at which the field radio will resend its position</param>
/// <param name="reqID">The triggered location ID for this location request</param>
public void SendTriggeredLocationRequest(string SUID, uint p_reportSec,Int32 reqID)
{
byte[] arr_radioID = Utils.ID2ByteARR("12", SUID);
//get reqid bytes
byte[] intBytes = BitConverter.GetBytes(reqID);
if (BitConverter.IsLittleEndian)
Array.Reverse(intBytes);
Byte[] sendBytes = { (byte)Document_Identifiers_ENUM.Triggered_Location_Request_NoCDT,
0x10, // length in Bytes
(byte)Common_Element_Tokens_ENUM.request_id,
0x04, 0x00, 0x00, intBytes[2], intBytes[3],
(byte)Query_Request_Messages_Tokens_ENUM.SU_IPv4,
arr_radioID[0],
arr_radioID[1],
arr_radioID[2],
arr_radioID[3],
(byte)Query_Request_Messages_Tokens_ENUM.ret_info1,
(byte)Query_Request_Messages_Tokens_ENUM.request_speed_hor,
(byte)Query_Request_Messages_Tokens_ENUM.periodic_trigger,
(byte)Query_Request_Messages_Tokens_ENUM.interval,
0x00, 0x00 //(byte)report_time// in seconds
};
int report_time = (int)p_reportSec;
if (report_time < 0x80)
{
//sendBytes[10] = (byte)report_time;
sendBytes[17] = (byte)report_time;
}
else
{
sendBytes[1] += 1; // adjust length
int process = report_time; // MSB
process >>= 7;
process &= 0x007F;
process |= 0x0080;
sendBytes[17] = (byte)process;
sendBytes[18] = (byte)(report_time & 0x007F); //LSB
}
bool result = SendOnUDP(sendBytes, sendBytes.Length);
string consoleMessage = String.Format("{0} Triggered location request [{1}] for {2}", (result ? "««« Sent" : "ooo Not Sent "), p_reportSec, SUID);
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMessage + " [" + reqID + "]");
Utils.ConsWrite(DebugMSG_Type.DB, consoleMessage);
}
/// <summary>
/// Request a field radio to report immediate its location [also know as poll]
/// </summary>
/// <param name="SUID">The field radio ID which needs to send imeediate its location</param>
/// <param name="reqID">The triggered location ID for this poll request</param>
public void SendPollLocationRequest(string SUID, Int32 reqID)
{
byte[] arr_radioID = Utils.ID2ByteARR("12", SUID);
//get reqid bytes
byte[] intBytes = BitConverter.GetBytes(reqID);
if (BitConverter.IsLittleEndian)
Array.Reverse(intBytes);
Byte[] sendBytes = { (byte)Document_Identifiers_ENUM.Immediate_Location_Request_NoCDT,
0x0D, // length in Bytes
(byte)Common_Element_Tokens_ENUM.request_id,
0x04, intBytes[0], intBytes[1], intBytes[2], intBytes[3],
(byte)Query_Request_Messages_Tokens_ENUM.SU_IPv4,
arr_radioID[0],
arr_radioID[1],
arr_radioID[2],
arr_radioID[3],
0x51,
(byte)Query_Request_Messages_Tokens_ENUM.request_speed_hor
};
bool result = SendOnUDP(sendBytes, sendBytes.Length);
string consoleMessage = String.Format("{0} POLL location request for {1} [{2}]", (result ? "««« Sent" : "ooo Not Sent "), SUID, reqID);
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMessage + " [" + reqID + "]");
Utils.ConsWrite(DebugMSG_Type.DB, consoleMessage);
}
/// <summary>
/// Request the stop of a Triggered Location from a field radio
/// </summary>
/// <param name="SUID">The field radio ID which needs to stop sending location at a schedule time</param>
/// <param name="reqID">The triggered location ID that needs to be stopped [each field radio can have 4 Triggered Locations]</param>
public void SendTriggeredLocationSTOP(string SUID, byte reqID)
{
byte[] arr_radioID = Utils.ID2ByteARR("12", SUID);
Byte[] sendBytes = { (byte)Document_Identifiers_ENUM.Triggered_Location_Stop_Request_NoCDT,
0x0B, // length in Bytes
(byte)Common_Element_Tokens_ENUM.request_id,
0x04, 0x00, 0x00, 0x00, reqID,
(byte)Query_Request_Messages_Tokens_ENUM.SU_IPv4,
arr_radioID[0],
arr_radioID[1],
arr_radioID[2],
arr_radioID[3]
};
bool result = SendOnUDP(sendBytes, sendBytes.Length);
string consoleMessage = String.Format("{0} Triggered location STOP request for {1} [{2}]", (result ? "««« Sent" : "ooo Not Sent "), SUID, reqID);
LOGS.LOG(ConnectPlus_GW.cfg.gw_id + " " + consoleMessage);
Utils.ConsWrite(DebugMSG_Type.DB, consoleMessage);
}
/// <summary>
/// Send a byte array on UDP
/// </summary>
/// <param name="sendBytes">The byte array which needs to be sent on UDP</param>
/// <param name="length"></param>
/// <returns></returns>
private bool SendOnUDP(byte[] sendBytes, int length)
{
try
{
UdpClient udpClient = new UdpClient(ConnectPlus_GW.cfg.locPort_r);
//udpClient.Connect(ConnectPlus_GW.cfg.ctrlIP, ConnectPlus_GW.cfg.locPort);
IPAddress ctrIP = null;
if (!IPAddress.TryParse(ConnectPlus_GW.cfg.ctrlIP, out ctrIP))
{
ctrIP = Dns.GetHostAddresses(ConnectPlus_GW.cfg.ctrlIP)[0];
}
if (ctrIP == null)
{
Utils.ConsWrite(DebugMSG_Type.always, "[Location Thread] Invalid host address for: " + ConnectPlus_GW.cfg.ctrlIP);
}
udpClient.Send(sendBytes, length, new IPEndPoint(ctrIP, ConnectPlus_GW.cfg.locPort));
udpClient.Close();
udpClient = null;
return true;
}
catch (Exception ex)
{
Utils.ConsWrite(DebugMSG_Type.always, "[Location Thread] Send on UDP exception: " + ex.ToString());
return false;
}
}
#region AUXILIARY FUNCTIONS
/// <summary>
/// Convert a received byte array to a string representation of hex elements
/// </summary>
/// <param name="data">The byte array that needs to be converted</param>
/// <returns>A hex based representation of the byte array</returns>
static public string Byte2String(byte[] data)
{
return Byte2String(data, 0, data.Length);
}
/// <summary>
/// Convert a portion of a byte array to a string representation of hex elements
/// </summary>
/// <param name="data">The byte array that needs to be converted<</param>
/// <param name="startIndex">Index from which the hex conversion begins</param>
/// <param name="len">The number of bytes which will be converted</param>
/// <returns>A hex based representation of the byte array</returns>
static public string Byte2String(byte[] data, int startIndex, int len)
{
string sdata = "";
int i;
if (startIndex > data.Length)
return "";
for (i = startIndex; i < startIndex + len && i < data.Length; i++)
{
int ii;
ii = (int)data[i];
sdata += "0x" + ii.ToString("X") + " ";
}
return sdata;
}
/// <summary>
/// Return a human readable error based on the error received OTA from the field radio
/// </summary>
/// <param name="err">Error received from the field radio</param>
/// <returns>A human readable error name</returns>
static string ProcessError(Byte err)
{
switch (err)
{
case (byte)Result_Codes_ENUM.SUCCESS: return "" + Result_Codes_ENUM.SUCCESS;
case (byte)Result_Codes_ENUM.UNSUPPORTED_VERSION: return "" + Result_Codes_ENUM.UNSUPPORTED_VERSION;
case (byte)Result_Codes_ENUM.SYNTAX_ERROR: return "" + Result_Codes_ENUM.SYNTAX_ERROR;
case (byte)Result_Codes_ENUM.PROTOCOL_ELEMENT_NOT_SUPPORTED: return "" + Result_Codes_ENUM.PROTOCOL_ELEMENT_NOT_SUPPORTED;
case (byte)Result_Codes_ENUM.PROTOCOL_ELEMENT_VALUE_OUT_OF_RANGE: return "" + Result_Codes_ENUM.PROTOCOL_ELEMENT_VALUE_OUT_OF_RANGE;
case (byte)Result_Codes_ENUM.QUERY_INFO_NOT_ATTAINABLE: return "" + Result_Codes_ENUM.QUERY_INFO_NOT_ATTAINABLE;
case (byte)Result_Codes_ENUM.NO_SUCH_REQUEST: return "" + Result_Codes_ENUM.NO_SUCH_REQUEST;
case (byte)Result_Codes_ENUM.DUPLICATE_REQUEST_ID: return "" + Result_Codes_ENUM.DUPLICATE_REQUEST_ID;
}
return "Unknown err";
}
/// <summary>
/// Convert a byte array to a double value
/// </summary>
/// <param name="data">The byte array which contains the double value</param>
/// <param name="startIndex">The index from which the double value is stored</param>
/// <returns>The double value that resides in the byte array</returns>
static public double ProcessUFloat2B(Byte[] data, int startIndex)
{
int aux = data[startIndex];
aux &= 0xff;
int int_part = 0;
int i=0;
// get the int part
while ((aux & 0x80) != 0)
{
//Console.Write("<" + aux.ToString("X") + ">");
int_part |= (aux ^ 0x80);
int_part <<= 7;
i++;
aux = data[startIndex+i];
aux &= 0xff;
//Console.Write("[" + int_part.ToString("X") + "]");
}
//Console.Write("<" + aux.ToString("X") + ">");
int_part |= aux;
//Console.Write("[" + int_part.ToString("X") + "]");
// ignore the float part
i++;
while ((data[startIndex + i] & 0x80) != 0)
{
//Console.Write("<" + data[startIndex + i] + ">");
i++;
}
return (double)int_part;
}
/// <summary>
/// Convert a byte array to a dateTime value
/// </summary>
/// <param name="data">The byte array which contains the dateTime value</param>
/// <param name="startIndex">The index from which the dateTime value is stored</param>
/// <param name="len">The number of bytes which repesents the dateTime value</param>
/// <returns>The dateTime value that resides in the byte array</returns>
static DateTime ProcessTime(Byte[] data, int startIndex, int len)
{
// (yyyy*2^26) + (MM*2^22) + (DD*2^17) + (hh*2^12) + (mm*2^6) + ss
Byte B1 = data[startIndex];
Byte B2 = data[startIndex + 1];
Byte B3 = data[startIndex + 2];
Byte B4 = data[startIndex + 3];
Byte B5 = data[startIndex + 4];
int hh, mm, ss, YY, MM, DD;
ss = B5 & 0x3F; // remove first 2b
mm = B4 & 0x0F;
mm <<= 2;
mm |= ((B5 >> 6) & 0x03);
hh = B3 & 0x01;
hh <<= 4;
hh |= ((B4 & 0xf0) >> 4);
DD = B3 & 0x3E;
DD >>= 1;
MM = B2 & 0x03;
MM <<= 2;
MM |= ((B3 >> 6) & 0x03);
YY = B1;
YY <<= 6;
YY |= ((B2 >> 2) & 0x3F);
//Console.WriteLine("YY=" + YY.ToString("X"));
//Console.WriteLine("MM=" + MM.ToString("X"));
//Console.WriteLine("DD=" + DD.ToString("X"));
//Console.WriteLine("hh=" + hh.ToString("X"));
//Console.WriteLine("mm=" + mm.ToString("X"));
//Console.WriteLine("ss=" + ss.ToString("X"));
//Utils.ConsWrite(DebugMSG_Type.GPS, "GPSTime : " + YY + "/" + MM + "/" + DD + " " + hh + ":" + mm + ":" + ss);
return new DateTime(YY, MM, DD, hh, mm, ss, DateTimeKind.Utc);
}
/// <summary>
/// Gets the Latitude from the byte array
/// </summary>
/// <param name="data">The byte array which contains the Latitude value</param>
/// <param name="startIndex">The index from which the Latitude value is stored</param>
/// <param name="len">The number of bytes which repesents the Latitude value</param>
/// <returns>The Latitude value that resides in the byte array</returns>
static double ProcessLat(Byte[] data, int startIndex, int len)
{
bool sign = false;
if ((data[startIndex] & 0x80) != 0)
{
sign = true;
}
ulong l = (ulong)data[startIndex];
if (sign)
l ^= 0x80; // remove the sign
l <<= 8;
l |= (ulong)data[startIndex + 1];
l <<= 8;
l |= (ulong)data[startIndex + 2];
l <<= 8;
l |= (ulong)data[startIndex + 3];
//Console.WriteLine("lat ulong=0x" + l.ToString("X"));
double ld = (double)l;
ld *= 90;
ld /= 1024;
ld /= 1024;
ld /= 1024;
ld /= 2;
if (sign)
ld *= -1;
return ld;
}
/// <summary>
/// Gets the Longitude from the byte array
/// </summary>
/// <param name="data">The byte array which contains the Longitude value</param>
/// <param name="startIndex">The index from which the Longitude value is stored</param>
/// <param name="len">The number of bytes which repesents the Longitude value</param>
/// <returns>The Longitude value that resides in the byte array</returns>
static double ProcessLng(Byte[] data, int startIndex, int len)
{
bool sign = false;
if ((data[startIndex] & 0x80) != 0)
{
sign = true;
}
//Console.WriteLine("data[]=" + data[startIndex].ToString("X") + " sign=" + sign);
ulong l = (ulong)data[startIndex];
if (sign)
l ^= 0x80; // remove the sign
l <<= 8;
l |= (ulong)data[startIndex + 1];
l <<= 8;
l |= (ulong)data[startIndex + 2];
l <<= 8;
l |= (ulong)data[startIndex + 3];
//Console.WriteLine("lng ulong=0x" + l.ToString("X"));
double ld = (double)l;
ld *= 360;
ld /= 1024;
ld /= 1024;
ld /= 1024;
ld /= 4;
if (sign)
{
ld = 180 - ld;
ld *= -1;
}
return ld;
}
/// <summary>
/// Gets the field radio ID from the byte array
/// </summary>
/// <param name="data">The byte array which contains the radioID value</param>
/// <param name="startIndex">The index from which the radioID value is stored</param>
/// <returns>The field radio ID value that resides in the byte array</returns>
private int ProcessSU_ID(Byte[] data, int startIndex)
{
Byte B1 = data[startIndex];
Byte B2 = data[startIndex + 1];
Byte B3 = data[startIndex + 2];
Byte B4 = data[startIndex + 3];
int radioID = B4 + B3 * 256 + B2 * 256 * 256;
return radioID;
}
/// <summary>
/// Print a byte array on the console as a Hex representation
/// </summary>
/// <param name="data"></param>
/// <param name="length"></param>
/// <param name="inOut"></param>
private static void Print(byte[] data, int length, bool inOut)
{
//Console.Clear();
Console.WriteLine("--------------------------------------------------------------------------- " + length);
Console.Write("Data (" + ((inOut) ? "RECEIVED" : "SENT") + "): ");
for (int i = 0; i < length; i++)
Console.Write(" 0x" + data[i].ToString("X2"));
Console.WriteLine("");
Console.WriteLine("--------------------------------------------------------------------------- ");
}
#endregion
}
}