public byte[] SendData(byte[] data, int timeoutSend = 60000, int timeoutRecv = 60000)
{
try
{
if (client != null && client.IsConnected())
{
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
byte[] dataEncrypt = CommonFunctions.Encryption(data, RSA.ExportParameters(false), false);
sendDone.Reset();
receiveDone.Reset();
client.BeginSend(dataEncrypt, 0, dataEncrypt.Length, 0, new AsyncCallback(SendCallback), client);
sendDone.WaitOne(timeoutSend);
StateObject state = new StateObject();
state.workSocket = client;
client.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReceiveCallback), state);
receiveDone.WaitOne(timeoutRecv);
return(responseServerData);
}
return(null);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
Console.WriteLine(ex.ToString());
return(null);
}
}
private bool SendSMS(string Number, string Content, byte dcs)
{
try
{
SmsSubmitPdu sms = new SmsSubmitPdu(Content, Number, dcs);
string pdu = sms.ToString(false);
string response = ExecuteCommands("AT+CMGS=" + sms.ActualLength.ToString() + "", 1000);
if (!CheckNEXT(response))
{
LoggingData.WriteLog("Send SMS failed. GSM Modem does not respond to commands");
return(false);
}
response = ExecuteCommands(pdu + char.ConvertFromUtf32(26), 10000);
if (!CheckOK(response))
{
LoggingData.WriteLog("Send SMS failed. GSM Modem does not respond to commands");
return(false);
}
;
return(true);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public bool OpenModem(out string msg)
{
try
{
if (!OpenPort())
{
msg = "GSM Modem can not connect. Please check again";
return(false);
}
else
{
msg = "";
string response = ExecuteCommands("AT", 1000);
if (!CheckOK(response))
{
msg = "GSM Modem does not respond to commands. or the device is not a GSM modem";
ClosePort();
return(false);
}
InitModemConfig();
msg = string.Empty;
return(true);
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
msg = "There was an unknown error. Please check and try again";
return(false);
}
}
public bool OpenPort(bool ResetConfig = false)
{
try
{
if (ResetConfig)
{
if (SpGSM_Modem != null && SpGSM_Modem.IsOpen)
{
SpGSM_Modem.Close();
}
SpGSM_Modem.PortName = this.PortName;
SpGSM_Modem.Open();
return(SpGSM_Modem.IsOpen);
}
else
{
if (!SpGSM_Modem.IsOpen)
{
SpGSM_Modem.Open();
}
return(SpGSM_Modem.IsOpen);
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public string ExecuteCommands(string ATcommand, int timeout, string Error = "")
{
receiveNow.Reset();
try
{
string result = "";
SpGSM_Modem.Write(ATcommand + "\r");
do
{
if (receiveNow.WaitOne(timeout, false))
{
string t = SpGSM_Modem.ReadExisting();
result += t;
}
else
{
string t = SpGSM_Modem.ReadExisting();
result += t;
return(result);
}
}while (!result.EndsWith("\r\nOK\r\n") && !result.EndsWith("\r\n> ") && !result.EndsWith("\r\nERROR\r\n"));
return(result);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(ex.Message);
}
}
public string WaitingData(int timeout, string ResultContain = null, string Error = "")
{
receive_AutoResponse.Reset();
try
{
string result = "";
do
{
if (receive_AutoResponse.WaitOne(timeout, false))
{
string t = SpGSM_Modem_AutoResponse.ReadExisting();
result += t;
}
else
{
string t = SpGSM_Modem_AutoResponse.ReadExisting();
result += t;
return(result);
}
}while ((!result.EndsWith("\r\nOK\r\n") && !result.EndsWith("\r\n> ") && !result.EndsWith("\r\nERROR\r\n") && !result.EndsWith("\r\n") && !result.EndsWith("\r")) &&
((ResultContain != null && result.Contains(ResultContain)) || ResultContain == null));
return(result);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(string.Empty);
}
}
//Send USSD
public string SendUSSD(string Code)
{
try
{
string USSDMsg = string.Empty;
string USSD_Code = "AT+CUSD=1,\"" + Code + "\",15";
string response = ExecuteCommands(USSD_Code, 500);
if (CheckOK(response))
{
string resultStr = WaitingData(15000, "+CUSD");
//Nếu hỗ trợ định dạng plain-text thì vào đây làm việc
string rs = USSDResult(resultStr);
if (rs.Trim().Replace("\r", "").Replace("\n", "") == "")
{
LoggingData.WriteLog("Gửi USSD không thành công. Modem không phản hồi lệnh.");
USSDMsg = "Gửi USSD không thành công. Modem không phản hồi lệnh.";
return(USSDMsg);
}
USSDMsg = rs;
return(rs);
}
else
{
//Nếu không hỗ trợ Text, thử với định dạng endcode 7bit
string EndCodeUSSDCode = TextDataConverter.SeptetsToOctetsHex(Code);
USSD_Code = "AT+CUSD=1,\"" + EndCodeUSSDCode + "\",15";
response = ExecuteCommands(USSD_Code, 500);
if (CheckOK(response))
{
string resultStr = WaitingData(15000);
string HexString = USSDResult(resultStr);
if (HexString.Trim().Replace("\r", "").Replace("\n", "") == "")
{
LoggingData.WriteLog("Gửi USSD không thành công. Modem không phản hồi lệnh.");
USSDMsg = "Gửi USSD không thành công. Modem không phản hồi lệnh.";
return(USSDMsg);
}
string USSDResultMsg = GSMConverter.Decode7BitText(HexString);
USSDMsg = USSDResultMsg;
return(USSDMsg);
}
else
{
LoggingData.WriteLog("Gửi USSD không thành công. Modem không phản hồi lệnh.");
USSDMsg = "Gửi USSD không thành công. Modem không phản hồi lệnh.";
return(USSDMsg);
}
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
string USSDMsg = ex.Message;
return(USSDMsg);
}
}
private void startConnect()
{
try
{
client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
client.BeginConnect(this._Address, this._Port, new AsyncCallback(ConnectCallback), client);
connectDone.WaitOne(TIME_OUT);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
}
}
public void Disconnect(Socket client)
{
try
{
// Release the socket.
client.BeginDisconnect(false, DisconnectCallback, client);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
Console.WriteLine(ex.ToString());
}
}
private void SendCallback(IAsyncResult ar)
{
try
{
Socket handler = (Socket)ar.AsyncState;
int bytesSent = handler.EndSend(ar);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
Console.WriteLine(ex.ToString());
}
}
private void SendCallback(IAsyncResult ar)
{
try
{
Socket client = (Socket)ar.AsyncState;
int bytesSent = client.EndSend(ar);
sendDone.Set();
}
catch (Exception ex)
{
sendDone.Set();
LoggingData.WriteLog(ex);
Console.WriteLine(ex.ToString());
}
}
private void AcceptCallback(IAsyncResult ar)
{
Socket listener = (Socket)ar.AsyncState;
Socket handler = listener.EndAccept(ar);
IPEndPoint localIpEndPoint = handler.LocalEndPoint as IPEndPoint;
Console.WriteLine(string.Format("{0}: Client connected: {1}", DateTime.Now, handler.RemoteEndPoint.ToString()));
LoggingData.WriteLog(string.Format(string.Format("{0}: Client connected: {1}", DateTime.Now, handler.RemoteEndPoint.ToString())));
// Create the state object.
StateObject state = new StateObject();
state.workSocket = handler;
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
acceptConnection.Set();
}
private void ReceiveCallback(IAsyncResult ar)
{
StateObject state = (StateObject)ar.AsyncState;
Socket client = state.workSocket;
responseServerData = null;
try
{
if (client != null)
{
int bytesRead = client.EndReceive(ar);
if (bytesRead > 0)
{
byte[] byteRecv = new byte[bytesRead];
Array.Copy(state.buffer, 0, byteRecv, 0, bytesRead);
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
byte[] decryptedData = CommonFunctions.Decryption(byteRecv, RSA.ExportParameters(true), false);
responseServerData = decryptedData;
ThreadPool.QueueUserWorkItem(new WaitCallback(stateQueue => {
if (_actionProccesing != null)
{
_actionProccesing(ItemData.Parse(decryptedData), this);
}
}));
receiveDone.Set();
state = new StateObject();
state.workSocket = client;
client.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReceiveCallback), state);
}
}
}
catch (Exception ex)
{
receiveDone.Set();
LoggingData.WriteLog(ex);
try
{
if (client != null)
{
Console.WriteLine("Disconected to {0} | ReadCallback", client.RemoteEndPoint.ToString());
client.Disconnect(true);
}
} catch { }
Console.WriteLine(ex.ToString());
}
}
public byte[] GetBytes()
{
try
{
BinaryFormatter bf = new BinaryFormatter();
using (MemoryStream ms = new MemoryStream())
{
bf.Serialize(ms, this);
return(ms.ToArray());
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(null);
}
}
private void ConnectCallback(IAsyncResult ar)
{
try
{
if (client != null)
{
Socket client = (Socket)ar.AsyncState;
client.EndConnect(ar);
Console.WriteLine("{0:dd-MM-yyyy HH:mm:ss}: Connected to {1}", DateTime.Now, client.RemoteEndPoint.ToString());
}
connectDone.Set();
}
catch (Exception ex)
{
connectDone.Set();
LoggingData.WriteLog(ex);
}
}
private void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
int bytesRead = 0;
try
{
if (handler != null)
{
bytesRead = handler.EndReceive(ar);
if (bytesRead > 0)
{
byte[] byteRecv = new byte[bytesRead];
Array.Copy(state.buffer, 0, byteRecv, 0, bytesRead);
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
byte[] decryptedData = CommonFunctions.Decryption(byteRecv, RSA.ExportParameters(true), false);
ThreadPool.QueueUserWorkItem(new WaitCallback(stateQueue => {
if (_actionProccesing != null)
{
_actionProccesing(ItemData.Parse(decryptedData), this, handler);
}
}));
StateObject new_state = new StateObject();
new_state.workSocket = handler;
handler.BeginReceive(new_state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), new_state);
}
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
try
{
if (handler != null)
{
Console.WriteLine("Disconected to {0} | ReadCallback", handler.RemoteEndPoint.ToString());
handler.Disconnect(false);
}
} catch { }
return;
}
}
public bool SendData(Socket client, byte[] data)
{
try
{
if (client != null && client.IsConnected())
{
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
byte[] dataEncrypt = CommonFunctions.Encryption(data, RSA.ExportParameters(false), false);
client.BeginSend(dataEncrypt, 0, dataEncrypt.Length, 0, new AsyncCallback(SendCallback), client);
return(true);
}
return(false);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public static ItemData Parse(byte[] arrBytes)
{
try
{
BinaryFormatter binForm = new BinaryFormatter();
using (MemoryStream memStream = new MemoryStream())
{
memStream.Write(arrBytes, 0, arrBytes.Length);
memStream.Seek(0, SeekOrigin.Begin);
ItemData result = (ItemData)binForm.Deserialize(memStream);
return(result);
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(null);
}
}
public bool OpenSpeechPort(string PortName)
{
try
{
_bufferedWaveProvider = new BufferedWaveProvider(new WaveFormat(16000, 1));
_waveOut = new WaveOut();
PlayAudio();
//SerialPort
SpGSM_Modem_Speech = new SafeSerialPort();
SpGSM_Modem_Speech.BaudRate = this.BaudRate;
SpGSM_Modem_Speech.DataBits = this.DataBits;
SpGSM_Modem_Speech.StopBits = this.Stopbits;
SpGSM_Modem_Speech.Parity = this.Parity;
SpGSM_Modem_Speech.WriteTimeout = 1000;
SpGSM_Modem_Speech.Encoding = Encoding.GetEncoding("iso-8859-1");
SpGSM_Modem_Speech.DataReceived += portSpeech_DataReceived;
SpGSM_Modem_Speech.DtrEnable = true;
SpGSM_Modem_Speech.RtsEnable = true;
SpGSM_Modem_Speech.ReadBufferSize = 100000;
SpGSM_Modem_Speech.WriteBufferSize = 100000;
if (SpGSM_Modem_Speech != null && SpGSM_Modem_Speech.IsOpen)
{
SpGSM_Modem_Speech.Close();
}
SpGSM_Modem_Speech.PortName = PortName;
SpGSM_Modem_Speech.Open();
_waveIn = new WaveIn();
_waveIn.WaveFormat = new WaveFormat(16000, 1);
_waveIn.DataAvailable += new EventHandler <WaveInEventArgs>(waveSource_DataAvailable);
_waveIn.RecordingStopped += new EventHandler <StoppedEventArgs>(waveSource_RecordingStopped);
_waveIn.StartRecording();
return(SpGSM_Modem_Speech.IsOpen);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public void Start()
{
try
{
listener.Bind(localEndPoint);
listener.Listen(MAX_CLIENTS);
while (true)
{
acceptConnection.Reset();
Console.WriteLine(string.Format("{0}: Waiting for a connection on port {1}", DateTime.Now, _portListen));
listener.BeginAccept(new AsyncCallback(AcceptCallback), listener);
acceptConnection.WaitOne();
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
this.Restart();
}
}
private static void MonitorDeviceChanges()
{
try
{
var deviceArrivalQuery = new WqlEventQuery("SELECT * FROM Win32_DeviceChangeEvent WHERE EventType = 2");
var deviceRemovalQuery = new WqlEventQuery("SELECT * FROM Win32_DeviceChangeEvent WHERE EventType = 3");
arrival = new ManagementEventWatcher(deviceArrivalQuery);
removal = new ManagementEventWatcher(deviceRemovalQuery);
arrival.EventArrived += (o, args) => RaisePortsChangedIfNecessary(EventType.Insertion);
removal.EventArrived += (sender, eventArgs) => RaisePortsChangedIfNecessary(EventType.Removal);
// Start listening for events
arrival.Start();
removal.Start();
}
catch (ManagementException err)
{
LoggingData.WriteLog(err);
Console.WriteLine("{0:dd-MM-yyyy HH:mm:ss}: {1} \r\nStackTrace: {2}", DateTime.Now, err.Message, err.StackTrace);
}
}
public bool SendLongSMS(string Number, string Content)
{
try
{
int chunkSize = 70;
byte dcs = (byte)DataCodingScheme.GeneralCoding.Alpha16Bit;
if (!CommonFunctions.ContainsUnicodeCharacter(Content))
{
chunkSize = 140;
dcs = (byte)DataCodingScheme.GeneralCoding.Alpha7BitDefault;
}
IEnumerable <string> multipart = CommonFunctions.SmartSplit(Content, chunkSize);
int Success = 0;
foreach (var msg in multipart)
{
bool rs = SendSMS(Number, msg, dcs);
if (rs)
{
Success++;
}
Thread.Sleep(300);
}
if (Success == multipart.Count())
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public bool OpenAutoResponsePort(string PortName)
{
try
{
//source = new CancellationTokenSource();
//CancellationToken token = source.Token;
//taskWaitResponse = Task.Factory.StartNew(() => {
//}, token);
//SerialPort
SpGSM_Modem_AutoResponse = new SafeSerialPort();
SpGSM_Modem_AutoResponse.BaudRate = this.BaudRate;
SpGSM_Modem_AutoResponse.DataBits = this.DataBits;
SpGSM_Modem_AutoResponse.StopBits = this.Stopbits;
SpGSM_Modem_AutoResponse.Parity = this.Parity;
SpGSM_Modem_AutoResponse.WriteTimeout = 500;
SpGSM_Modem_AutoResponse.Encoding = Encoding.GetEncoding("iso-8859-1");
SpGSM_Modem_AutoResponse.DataReceived += portAutoResponse_DataReceived;
SpGSM_Modem_AutoResponse.DtrEnable = true;
SpGSM_Modem_AutoResponse.RtsEnable = true;
if (SpGSM_Modem_AutoResponse != null && SpGSM_Modem_AutoResponse.IsOpen)
{
SpGSM_Modem_AutoResponse.Close();
}
SpGSM_Modem_AutoResponse.PortName = PortName;
SpGSM_Modem_AutoResponse.Open();
return(SpGSM_Modem_AutoResponse.IsOpen);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(false);
}
}
public static void Init()
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine(@"o========================================================================o");
Console.WriteLine(@"| _____ __ __ _____ _____ ______ _______ ________ _____ |");
Console.WriteLine(@"| / ____| \/ |/ ____| / ____| ____| __ \ \ / / ____| __ \ |");
Console.WriteLine(@"| | (___ | \ / | (___ | (___ | |__ | |__) \ \ / /| |__ | |__) | |");
Console.WriteLine(@"| \___ \| |\/| |\___ \ \___ \| __| | _ / \ \/ / | __| | _ / |");
Console.WriteLine(@"| ____) | | | |____) | ____) | |____| | \ \ \ / | |____| | \ \ |");
Console.WriteLine(@"| |_____/|_| |_|_____/ |_____/|______|_| \_\ \/ |______|_| \_\ |");
Console.WriteLine(@"| _ _ _ _ |");
Console.WriteLine(@"| | | | (_) (_) |");
Console.WriteLine(@"| | | | |_ _ __ __ ___ ___ ___ ___ |");
Console.WriteLine(@"| | | | | | '_ \ / _` \ \ /\ / / / __|/ _ \ |");
Console.WriteLine(@"| \ \_/ / | | | | (_| |\ V V /| \__ \ __/ |");
Console.WriteLine(@"| \___/|_|_| |_|\__,_| \_/\_/ |_|___/\___| |");
Console.WriteLine(@"| |");
Console.WriteLine(@"o========================================================================o");
Console.ResetColor();
Console.WriteLine(string.Format("{0}: Starting modem application to init drivers", DateTime.Now));
LoggingData.ClearLogs();
try
{
Process.Start(System.AppDomain.CurrentDomain.BaseDirectory + "ModemApp\\WirelessModem.exe");
Thread.Sleep(5000);
foreach (var process in Process.GetProcessesByName("WirelessModem"))
{
process.Kill();
}
Thread.Sleep(3000);
Console.WriteLine(string.Format("{0}: Loading GSM modem control ", DateTime.Now));
do
{
Dictionary <string, object> dictData = CommonFunctions.GetSerializedObject(System.AppDomain.CurrentDomain.BaseDirectory + "GsmSettings.dat") as Dictionary <string, object>;
string PortName = dictData["PORT_NAME"] as string;
int BaudRate = (int)dictData["COM_BAUDRATE"];
int DataBit = (int)dictData["COM_DATA_BIT"];
StopBits stopBits = (StopBits)dictData["COM_STOP_BIT"];
Parity parity = (Parity)dictData["COM_PARITY"];
modem = new GSMModemDevice(PortName, BaudRate, 8, stopBits, parity);
modem.OpenPort();
if (modem != null && modem.IsOpened())
{
modem.InitModemConfig();
modem.setModemSIMReady();
Console.WriteLine(string.Format("{0}: GSM Modem ready on {1}", DateTime.Now, PortName));
break;
}
Console.WriteLine(string.Format("{0}: GSM Modem open port failed. Check your device is connected. Retry openmodem ", DateTime.Now));
Thread.Sleep(5000);
} while (modem == null || !modem.IsOpened());
SerialPortService.PortsChanged += SerialPortService_PortsChanged;
Thread threadServerSms = new Thread(RunServer);
threadServerSms.IsBackground = true;
threadServerSms.Start();
Console.WriteLine(string.Format("{0}: System is ready ...", DateTime.Now));
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
Console.WriteLine("{0:dd-MM-yyyy HH:mm:ss}: {1} \r\nStackTrace: {2}", DateTime.Now, ex.Message, ex.StackTrace);
System.Diagnostics.Process.Start(System.AppDomain.CurrentDomain.BaseDirectory + "SmsProviderServerService.exe");
Environment.Exit(0);
}
}
public static Dictionary <string, GSMModemDevice> SearchModem()
{
try
{
int[] arrayBaudrate = new int[] { 115200 };
Dictionary <string, GSMModemDevice> lstResultDevices = new Dictionary <string, GSMModemDevice>();
List <string> ModemList = CommonFunctions.GetListModem();
List <string> PortListChecked = new List <string>();
foreach (string port in ModemList)
{
if (PortListChecked.Contains(port))
{
continue;
}
foreach (int baudrateCheck in arrayBaudrate)
{
GSMModemDevice modemcom = new GSMModemDevice(port, baudrateCheck, 8, StopBits.One, Parity.None);
if (!modemcom.OpenPort())
{
modemcom.ClosePort();
modemcom.Dispose();
continue;
}
string response = modemcom.ExecuteCommands("AT", 500);
if (!modemcom.CheckOK(response))
{
modemcom.ClosePort();
modemcom.Dispose();
continue;
}
modemcom.InitModemConfig();
if (!modemcom.setModemSIMReady())
{
modemcom.ClosePort();
modemcom.Dispose();
continue;
}
response = modemcom.ExecuteCommands("AT+GCAP", 200);
if (!response.Contains("GSM"))
{
modemcom.ClosePort();
modemcom.Dispose();
continue;
}
modemcom.GetDeviceInfo();
modemcom.ClosePort();
if (!lstResultDevices.ContainsKey(port))
{
lstResultDevices.Add(DateTime.Now.ToString("ddMMyyyyHHmmss"), modemcom);
}
if (!PortListChecked.Contains(port))
{
PortListChecked.Add(port);
}
Thread.Sleep(200);
}
}
return(lstResultDevices);
}
catch (Exception ex)
{
LoggingData.WriteLog(ex);
return(null);
}
}
