/*
* Commands are received asynchronously. OnReceive is the handler for them.
*/
private void OnReceive(IAsyncResult ar)
{
//TODO: Switch Receive Commands
try
{
EndPoint receivedFromEP = new IPEndPoint(IPAddress.Any, 0);
//Get the IP from where we got a message.
clientSocket.EndReceiveFrom(ar, ref receivedFromEP);
//Convert the bytes received into an object of type Data.
VoiceCommon.Data msgReceived = new VoiceCommon.Data(byteData);
//Act according to the received message.
switch (msgReceived.cmdCommand)
{
//MODO SERVER: recepción de invitación por parte de cliente.
case VoiceCommon.Command.Invite:
{
if (IsServiceStarted && eMode == Mode.Server)
{
cGlobalVars.AddLogChat("Se ha conectado: " + receivedFromEP.ToString());
vocoder = msgReceived.vocoder;
lock (clientIPs)
{
if (!ExistsIp((IPEndPoint)receivedFromEP))
{
clientIPs.Add((IPEndPoint)receivedFromEP);
}
}
SendMessage(VoiceCommon.Command.OK, receivedFromEP);
}
break;
}
}
byteData = new byte[1024];
//Get ready to receive more commands.
if (!bStop)
{
clientSocket.BeginReceiveFrom(byteData, 0, byteData.Length, SocketFlags.None, ref receivedFromEP, new AsyncCallback(OnReceive), null);
}
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message, "VoiceChat-OnReceive ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
cGlobalVars.AddLogChat("VoiceChat-OnReceive () > " + ex.Message);
}
}
/*
* Send a message to the remote party.
*/
private void SendMessage(VoiceCommon.Command cmd, EndPoint sendToEP)
{
try
{
//Create the message to send.
VoiceCommon.Data msgToSend = new VoiceCommon.Data();
msgToSend.strName = Nickname; //Name of the user.
msgToSend.cmdCommand = cmd; //Message to send.
msgToSend.vocoder = vocoder; //Vocoder to be used.
byte[] message = msgToSend.ToByte();
//Send the message asynchronously.
clientSocket.BeginSendTo(message, 0, message.Length, SocketFlags.None, sendToEP, new AsyncCallback(OnSend), null);
}
catch (Exception ex)
{
cGlobalVars.AddLogChat("VoiceChat-SendMessage > " + ex.Message);
//MessageBox.Show(ex.Message, "VoiceChat-SendMessage ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/*
* Send a message to the remote party.
*/
private void SendMessage(VoiceCommon.Command cmd, EndPoint sendToEP)
{
try
{
//Create the message to send.
VoiceCommon.Data msgToSend = new VoiceCommon.Data();
msgToSend.strName = Nickname; //Name of the user.
msgToSend.cmdCommand = cmd; //Message to send.
msgToSend.vocoder = vocoder; //Vocoder to be used.
byte[] message = msgToSend.ToByte();
//Send the message asynchronously.
clientSocket.BeginSendTo(message, 0, message.Length, SocketFlags.None, sendToEP, new AsyncCallback(OnSend), null);
}
catch (Exception ex)
{
cGlobalVars.AddLogChat("VoiceChat-SendMessage > " + ex.Message);
//MessageBox.Show(ex.Message, "VoiceChat-SendMessage ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/*
* Commands are received asynchronously. OnReceive is the handler for them.
*/
private void OnReceive(IAsyncResult ar)
{
//TODO: Switch Receive Commands
try
{
EndPoint receivedFromEP = new IPEndPoint(IPAddress.Any, 0);
//Get the IP from where we got a message.
clientSocket.EndReceiveFrom(ar, ref receivedFromEP);
//Convert the bytes received into an object of type Data.
VoiceCommon.Data msgReceived = new VoiceCommon.Data(byteData);
//Act according to the received message.
switch (msgReceived.cmdCommand)
{
//MODO SERVER: recepción de invitación por parte de cliente.
case VoiceCommon.Command.Invite:
{
if (IsServiceStarted && eMode == Mode.Server)
{
cGlobalVars.AddLogChat("Se ha conectado: " + receivedFromEP.ToString());
vocoder = msgReceived.vocoder;
lock (clientIPs)
{
if (!ExistsIp((IPEndPoint)receivedFromEP))
clientIPs.Add((IPEndPoint)receivedFromEP);
}
SendMessage(VoiceCommon.Command.OK, receivedFromEP);
}
break;
}
}
byteData = new byte[1024];
//Get ready to receive more commands.
if (!bStop)
clientSocket.BeginReceiveFrom(byteData, 0, byteData.Length, SocketFlags.None, ref receivedFromEP, new AsyncCallback(OnReceive), null);
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message, "VoiceChat-OnReceive ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
cGlobalVars.AddLogChat("VoiceChat-OnReceive () > " + ex.Message);
}
}
/*
* Commands are received asynchronously. OnReceive is the handler for them.
*/
private void OnReceive(IAsyncResult ar)
{
//TODO: Switch Receive Commands
try
{
EndPoint receivedFromEP = new IPEndPoint(IPAddress.Any, 0);
//Get the IP from where we got a message.
clientSocket.EndReceiveFrom(ar, ref receivedFromEP);
//Convert the bytes received into an object of type Data.
VoiceCommon.Data msgReceived = new VoiceCommon.Data(byteData);
//Act according to the received message.
switch (msgReceived.cmdCommand)
{
case VoiceCommon.Command.ChangeVocoderALaw:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a ALaw");
//Cambiamos el combo box
SetCodecCombo(1);
}
break;
case VoiceCommon.Command.ChangeVocoderNone:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a None");
//cmbCodecs.SelectedIndex = 0;
SetCodecCombo(0);
}
break;
case VoiceCommon.Command.ChangeVocoderuLaw:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a uLaw");
SetCodecCombo(2);
}
break;
//CLIENTE: Respuesta del servidor de nuestra petición de conexión
case VoiceCommon.Command.OK:
{
if (eMode == Mode.PreClient && receivedFromEP.Equals(serverEP))
{
eMode = Mode.Client;
}
break;
}
//Remote party is busy.
case VoiceCommon.Command.Bye:
{
//Check if the Bye command has indeed come from the user/IP with which we have
//a call established. This is used to prevent other users from sending a Bye, which
//would otherwise end the call.
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
bStop = true;
cGlobalVars.AddLogChat("Received by from server: Disconnecting");
//End the call.
UninitializeCall();
}
break;
}
}
byteData = new byte[1024];
//Get ready to receive more commands.
if (!bStop)
clientSocket.BeginReceiveFrom(byteData, 0, byteData.Length, SocketFlags.None, ref receivedFromEP, new AsyncCallback(OnReceive), null);
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message, "VoiceChat-OnReceive ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
cGlobalVars.AddLogChat("VoiceChat-OnReceive () > " + ex.Message);
}
}
/*
* Commands are received asynchronously. OnReceive is the handler for them.
*/
private void OnReceive(IAsyncResult ar)
{
//TODO: Switch Receive Commands
try
{
EndPoint receivedFromEP = new IPEndPoint(IPAddress.Any, 0);
//Get the IP from where we got a message.
clientSocket.EndReceiveFrom(ar, ref receivedFromEP);
//Convert the bytes received into an object of type Data.
VoiceCommon.Data msgReceived = new VoiceCommon.Data(byteData);
//Act according to the received message.
switch (msgReceived.cmdCommand)
{
case VoiceCommon.Command.ChangeVocoderALaw:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a ALaw");
//Cambiamos el combo box
SetCodecCombo(1);
}
break;
case VoiceCommon.Command.ChangeVocoderNone:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a None");
//cmbCodecs.SelectedIndex = 0;
SetCodecCombo(0);
}
break;
case VoiceCommon.Command.ChangeVocoderuLaw:
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
cGlobalVars.AddLogChat("El servidor cambio el modo a uLaw");
SetCodecCombo(2);
}
break;
//CLIENTE: Respuesta del servidor de nuestra petición de conexión
case VoiceCommon.Command.OK:
{
if (eMode == Mode.PreClient && receivedFromEP.Equals(serverEP))
{
eMode = Mode.Client;
}
break;
}
//Remote party is busy.
case VoiceCommon.Command.Bye:
{
//Check if the Bye command has indeed come from the user/IP with which we have
//a call established. This is used to prevent other users from sending a Bye, which
//would otherwise end the call.
if (IsServiceStarted && eMode == Mode.Client && receivedFromEP.Equals(serverEP))
{
bStop = true;
cGlobalVars.AddLogChat("Received by from server: Disconnecting");
//End the call.
UninitializeCall();
}
break;
}
}
byteData = new byte[1024];
//Get ready to receive more commands.
if (!bStop)
{
clientSocket.BeginReceiveFrom(byteData, 0, byteData.Length, SocketFlags.None, ref receivedFromEP, new AsyncCallback(OnReceive), null);
}
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message, "VoiceChat-OnReceive ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
cGlobalVars.AddLogChat("VoiceChat-OnReceive () > " + ex.Message);
}
}
