public void ReceiveDataCallback(IAsyncResult ar)
{
// Retrieve the state object and the handler socket from the asynchronous state object.
NetworkPacket netPacket = (NetworkPacket)ar.AsyncState;
// Read data from the client socket.
int bytesRead = netPacket.WorkSocket.EndReceive(ar);
netPacket.Message.AddRange(netPacket.Buffer);
int packetSize = BitConverter.ToInt32(netPacket.Message.ToArray(), 0);
if (packetSize <= 0)
{
netPacket.WorkSocket.BeginReceive(
netPacket.Buffer, 0, netPacket.BufferSize, 0, new AsyncCallback(ReceiveDataCallback), netPacket);
return;
}
if (bytesRead > 0 && netPacket.Message.Count < packetSize)
{
netPacket.BufferSize = packetSize - netPacket.Message.Count;
netPacket.Buffer = new byte[netPacket.BufferSize];
netPacket.WorkSocket.BeginReceive(
netPacket.Buffer, 0, netPacket.BufferSize, 0, new AsyncCallback(ReceiveDataCallback), netPacket);
return;
}
else
{
switch (RequestBase.GetPacketAction(netPacket))
{
/*
* case RequestID.RequestResponse: {
* RequestResponse response = new RequestResponse(netPacket);
* switch (response.ResponsePacketAction) {
* case RequestID.LoginRequestAction: {
* RequestLogin requestLogin = new RequestLogin();
* requestLogin.Deserialize(netPacket.Message.ToArray());
* break;
* }
* case RequestID.ChatMessageRequestAction: {
* break;
* }
* default:
* break;
* }
* break;
* }
*
* case RequestID.LoginRequestAction: {
* RequestLogin requestLogin = new RequestLogin();
* requestLogin.Deserialize(netPacket.Message.ToArray());
* break;
* }
*/
/*
* Handle received chat messages
*/
case RequestID.ChatMessageRequestAction: {
RequestChatMessage requestChatMessage =
RequestChatMessage.StaticDeserialize(netPacket.Message.ToArray());
UI.FormChat formChat = chatWindowList.Find(chat => {
return((requestChatMessage.Recipient == User.Username &&
requestChatMessage.Sender == chat.chatName) ||
requestChatMessage.Recipient == chat.chatName);
});
if (formChat != null)
{
formChat.messageList.Add(requestChatMessage);
}
else
{
AddNewChatWindow(this, requestChatMessage.Sender == User.Username ? requestChatMessage.Recipient : requestChatMessage.Sender, requestChatMessage);
}
break;
}
/*
* Handle received chatUserLists
*/
case RequestID.RequestGetChatUserList: {
form.requestGetChatUserList.Add(
RequestGetChatUserList.StaticDeserialize(netPacket.Message.ToArray()));
break;
}
}
}
IsReceivingData = false;
}
