mirror of
https://github.com/esiur/esiur-dotnet.git
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Rename
This commit is contained in:
@ -1,67 +0,0 @@
|
||||
/*
|
||||
|
||||
Copyright (c) 2017 Ahmed Kh. Zamil
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.IO;
|
||||
using System.Net.Sockets;
|
||||
using System.Text;
|
||||
using System.Threading;
|
||||
using System.Net;
|
||||
using System.Collections;
|
||||
using System.Collections.Generic;
|
||||
using Esiur.Data;
|
||||
using Esiur.Misc;
|
||||
using System.Collections.Concurrent;
|
||||
using Esiur.Resource;
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||||
using Esiur.Core;
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||||
|
||||
namespace Esiur.Net.Sockets
|
||||
{
|
||||
public delegate void ISocketReceiveEvent(NetworkBuffer buffer);
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||||
public delegate void ISocketConnectEvent();
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||||
public delegate void ISocketCloseEvent();
|
||||
|
||||
public interface ISocket: IDestructible
|
||||
{
|
||||
SocketState State { get; }
|
||||
|
||||
event ISocketReceiveEvent OnReceive;
|
||||
event ISocketConnectEvent OnConnect;
|
||||
event ISocketCloseEvent OnClose;
|
||||
|
||||
void Send(byte[] message);
|
||||
void Send(byte[] message, int offset, int size);
|
||||
void Close();
|
||||
AsyncReply<bool> Connect(string hostname, ushort port);
|
||||
bool Begin();
|
||||
//ISocket Accept();
|
||||
AsyncReply<ISocket> Accept();
|
||||
IPEndPoint RemoteEndPoint { get; }
|
||||
IPEndPoint LocalEndPoint { get; }
|
||||
|
||||
void Hold();
|
||||
|
||||
void Unhold();
|
||||
}
|
||||
}
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||||
@ -1,353 +0,0 @@
|
||||
/*
|
||||
|
||||
Copyright (c) 2017 Ahmed Kh. Zamil
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.Collections.Generic;
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||||
using System.Linq;
|
||||
using System.Text;
|
||||
using System.Net.Sockets;
|
||||
using System.Net;
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using Esiur.Misc;
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||||
using Esiur.Core;
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||||
using System.Threading;
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using System.Net.Security;
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using System.Security.Cryptography.X509Certificates;
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using Esiur.Resource;
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using System.Threading.Tasks;
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using Esiur.Data;
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||||
namespace Esiur.Net.Sockets
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{
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public class SSLSocket : ISocket
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||||
{
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Socket sock;
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||||
byte[] receiveBuffer;
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||||
|
||||
NetworkBuffer receiveNetworkBuffer = new NetworkBuffer();
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||||
|
||||
object sendLock = new object();
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||||
|
||||
Queue<byte[]> sendBufferQueue = new Queue<byte[]>();
|
||||
|
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bool asyncSending;
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||||
|
||||
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SocketState state = SocketState.Initial;
|
||||
|
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public event ISocketReceiveEvent OnReceive;
|
||||
public event ISocketConnectEvent OnConnect;
|
||||
public event ISocketCloseEvent OnClose;
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||||
public event DestroyedEvent OnDestroy;
|
||||
|
||||
SslStream ssl;
|
||||
X509Certificate2 cert;
|
||||
bool server;
|
||||
string hostname;
|
||||
|
||||
private void Connected(Task t)
|
||||
{
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||||
if (server)
|
||||
{
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||||
ssl.AuthenticateAsServerAsync(cert).ContinueWith(Authenticated);
|
||||
}
|
||||
else
|
||||
{
|
||||
ssl.AuthenticateAsClientAsync(hostname).ContinueWith(Authenticated);
|
||||
}
|
||||
}
|
||||
|
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public AsyncReply<bool> Connect(string hostname, ushort port)
|
||||
{
|
||||
var rt = new AsyncReply<bool>();
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||||
|
||||
try
|
||||
{
|
||||
state = SocketState.Connecting;
|
||||
sock.ConnectAsync(hostname, port).ContinueWith((x) =>
|
||||
{
|
||||
if (x.IsFaulted)
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||||
rt.TriggerError(x.Exception);
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||||
else
|
||||
rt.Trigger(true);
|
||||
|
||||
Connected(x);
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||||
});
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
rt.TriggerError(ex);
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||||
}
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||||
return rt;
|
||||
}
|
||||
|
||||
private void DataSent(Task task)
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||||
{
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||||
try
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||||
{
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if (sendBufferQueue.Count > 0)
|
||||
{
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||||
byte[] data = sendBufferQueue.Dequeue();
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lock (sendLock)
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ssl.WriteAsync(data, 0, data.Length).ContinueWith(DataSent);
|
||||
}
|
||||
else
|
||||
{
|
||||
asyncSending = false;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
asyncSending = false;
|
||||
|
||||
Global.Log("SSLSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
public IPEndPoint LocalEndPoint
|
||||
{
|
||||
get { return (IPEndPoint)sock.LocalEndPoint; }
|
||||
}
|
||||
|
||||
public SSLSocket()
|
||||
{
|
||||
sock = new Socket(AddressFamily.InterNetwork,
|
||||
SocketType.Stream,
|
||||
ProtocolType.Tcp);
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
}
|
||||
|
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public SSLSocket(IPEndPoint localEndPoint, X509Certificate2 certificate)
|
||||
{
|
||||
// create the socket
|
||||
sock = new Socket(AddressFamily.InterNetwork,
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||||
SocketType.Stream,
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ProtocolType.Tcp);
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||||
|
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state = SocketState.Listening;
|
||||
|
||||
// bind
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||||
sock.Bind(localEndPoint);
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|
||||
// start listening
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||||
sock.Listen(UInt16.MaxValue);
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||||
cert = certificate;
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||||
}
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||||
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||||
public IPEndPoint RemoteEndPoint
|
||||
{
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||||
get { return (IPEndPoint)sock.RemoteEndPoint; }
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||||
}
|
||||
|
||||
public SocketState State
|
||||
{
|
||||
get
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||||
{
|
||||
return state;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
public SSLSocket(Socket Socket, X509Certificate2 certificate, bool authenticateAsServer)
|
||||
{
|
||||
cert = certificate;
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||||
sock = Socket;
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
|
||||
ssl = new SslStream(new NetworkStream(sock));
|
||||
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server = authenticateAsServer;
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||||
|
||||
}
|
||||
|
||||
|
||||
public void Close()
|
||||
{
|
||||
if (state != SocketState.Closed && state != SocketState.Terminated)
|
||||
state = SocketState.Closed;
|
||||
|
||||
if (sock.Connected)
|
||||
{
|
||||
try
|
||||
{
|
||||
sock.Shutdown(SocketShutdown.Both);
|
||||
}
|
||||
catch
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
}
|
||||
}
|
||||
|
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sock.Shutdown(SocketShutdown.Both);
|
||||
|
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OnClose?.Invoke();
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||||
}
|
||||
|
||||
public void Send(byte[] message)
|
||||
{
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Send(message, 0, message.Length);
|
||||
}
|
||||
|
||||
public void Send(byte[] message, int offset, int size)
|
||||
{
|
||||
lock (sendLock)
|
||||
{
|
||||
if (asyncSending)
|
||||
{
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sendBufferQueue.Enqueue(message.Clip((uint)offset, (uint)size));
|
||||
}
|
||||
else
|
||||
{
|
||||
asyncSending = true;
|
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ssl.WriteAsync(message, offset, size).ContinueWith(DataSent);
|
||||
}
|
||||
}
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||||
}
|
||||
|
||||
void Authenticated(Task task)
|
||||
{
|
||||
try
|
||||
{
|
||||
state = SocketState.Established;
|
||||
OnConnect?.Invoke();
|
||||
|
||||
if (!server)
|
||||
Begin();
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
Global.Log(ex);
|
||||
}
|
||||
}
|
||||
|
||||
private void DataReceived(Task<int> task)
|
||||
{
|
||||
try
|
||||
{
|
||||
// SocketError err;
|
||||
|
||||
if (state == SocketState.Closed || state == SocketState.Terminated)
|
||||
return;
|
||||
|
||||
if (task.Result <= 0)
|
||||
{
|
||||
Close();
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
receiveNetworkBuffer.Write(receiveBuffer, 0, (uint)task.Result);
|
||||
OnReceive?.Invoke(receiveNetworkBuffer);
|
||||
if (state == SocketState.Established)
|
||||
ssl.ReadAsync(receiveBuffer, 0, receiveBuffer.Length).ContinueWith(DataReceived);
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
Global.Log("SSLSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
public bool Begin()
|
||||
{
|
||||
if (state == SocketState.Established)
|
||||
{
|
||||
ssl.ReadAsync(receiveBuffer, 0, receiveBuffer.Length).ContinueWith(DataReceived);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
public bool Trigger(ResourceTrigger trigger)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
public void Destroy()
|
||||
{
|
||||
Close();
|
||||
OnDestroy?.Invoke(this);
|
||||
}
|
||||
|
||||
public AsyncReply<ISocket> Accept()
|
||||
{
|
||||
var reply = new AsyncReply<ISocket>();
|
||||
|
||||
try
|
||||
{
|
||||
sock.AcceptAsync().ContinueWith((x) =>
|
||||
{
|
||||
try
|
||||
{
|
||||
reply.Trigger(new SSLSocket(x.Result, cert, true));
|
||||
}
|
||||
catch
|
||||
{
|
||||
reply.Trigger(null);
|
||||
}
|
||||
|
||||
}, null);
|
||||
|
||||
}
|
||||
catch
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
return null;
|
||||
}
|
||||
|
||||
return reply;
|
||||
}
|
||||
|
||||
public void Hold()
|
||||
{
|
||||
throw new NotImplementedException();
|
||||
}
|
||||
|
||||
public void Unhold()
|
||||
{
|
||||
throw new NotImplementedException();
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1,42 +0,0 @@
|
||||
/*
|
||||
|
||||
Copyright (c) 2017 Ahmed Kh. Zamil
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Text;
|
||||
using System.Threading.Tasks;
|
||||
|
||||
namespace Esiur.Net.Sockets
|
||||
{
|
||||
public enum SocketState
|
||||
{
|
||||
Initial,
|
||||
Listening,
|
||||
Connecting,
|
||||
Established,
|
||||
Closed,
|
||||
Terminated
|
||||
}
|
||||
}
|
||||
@ -1,450 +0,0 @@
|
||||
/*
|
||||
|
||||
Copyright (c) 2017 Ahmed Kh. Zamil
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Text;
|
||||
using System.Net.Sockets;
|
||||
using System.Net;
|
||||
using Esiur.Misc;
|
||||
using Esiur.Core;
|
||||
using System.Threading;
|
||||
using Esiur.Resource;
|
||||
using System.Threading.Tasks;
|
||||
using Esiur.Data;
|
||||
|
||||
namespace Esiur.Net.Sockets
|
||||
{
|
||||
public class TCPSocket : ISocket
|
||||
{
|
||||
Socket sock;
|
||||
byte[] receiveBuffer;
|
||||
|
||||
bool held;
|
||||
|
||||
ArraySegment<byte> receiveBufferSegment;
|
||||
|
||||
NetworkBuffer receiveNetworkBuffer = new NetworkBuffer();
|
||||
|
||||
object sendLock = new object();
|
||||
|
||||
Queue<byte[]> sendBufferQueue = new Queue<byte[]>();
|
||||
|
||||
bool asyncSending;
|
||||
bool began = false;
|
||||
|
||||
|
||||
SocketState state = SocketState.Initial;
|
||||
|
||||
public event ISocketReceiveEvent OnReceive;
|
||||
public event ISocketConnectEvent OnConnect;
|
||||
public event ISocketCloseEvent OnClose;
|
||||
public event DestroyedEvent OnDestroy;
|
||||
|
||||
SocketAsyncEventArgs socketArgs = new SocketAsyncEventArgs();
|
||||
|
||||
public bool Begin()
|
||||
{
|
||||
if (began)
|
||||
return false;
|
||||
|
||||
began = true;
|
||||
|
||||
socketArgs.SetBuffer(receiveBuffer, 0, receiveBuffer.Length);
|
||||
socketArgs.Completed += SocketArgs_Completed;
|
||||
|
||||
if (!sock.ReceiveAsync(socketArgs))
|
||||
SocketArgs_Completed(null, socketArgs);
|
||||
|
||||
//sock.ReceiveAsync(receiveBufferSegment, SocketFlags.None).ContinueWith(DataReceived);
|
||||
return true;
|
||||
}
|
||||
|
||||
public AsyncReply<bool> Connect(string hostname, ushort port)
|
||||
{
|
||||
var rt = new AsyncReply<bool>();
|
||||
|
||||
try
|
||||
{
|
||||
state = SocketState.Connecting;
|
||||
sock.ConnectAsync(hostname, port).ContinueWith((x) =>
|
||||
{
|
||||
|
||||
if (x.IsFaulted)
|
||||
rt.TriggerError(x.Exception);
|
||||
else
|
||||
{
|
||||
|
||||
state = SocketState.Established;
|
||||
OnConnect?.Invoke();
|
||||
Begin();
|
||||
rt.Trigger(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
rt.TriggerError(ex);
|
||||
}
|
||||
|
||||
return rt;
|
||||
}
|
||||
|
||||
|
||||
private void DataReceived(Task<int> task)
|
||||
{
|
||||
try
|
||||
{
|
||||
// SocketError err;
|
||||
|
||||
if (state == SocketState.Closed || state == SocketState.Terminated)
|
||||
return;
|
||||
|
||||
if (task.Result <= 0)
|
||||
{
|
||||
Close();
|
||||
return;
|
||||
}
|
||||
|
||||
//if (receiveNetworkBuffer.Protected)
|
||||
// Console.WriteLine();
|
||||
|
||||
//lock (receiveNetworkBuffer.SyncLock)
|
||||
receiveNetworkBuffer.Write(receiveBuffer, 0, (uint)task.Result);
|
||||
|
||||
//Console.WriteLine("TC IN: " + (uint)task.Result + " " + DC.ToHex(receiveBuffer, 0, (uint)task.Result));
|
||||
|
||||
OnReceive?.Invoke(receiveNetworkBuffer);
|
||||
if (state == SocketState.Established)
|
||||
{
|
||||
sock.ReceiveAsync(receiveBufferSegment, SocketFlags.None).ContinueWith(DataReceived);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
Global.Log("TCPSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
private void SocketArgs_Completed(object sender, SocketAsyncEventArgs e)
|
||||
{
|
||||
try
|
||||
{
|
||||
// SocketError err;
|
||||
|
||||
if (state == SocketState.Closed || state == SocketState.Terminated)
|
||||
return;
|
||||
|
||||
if (e.BytesTransferred == 0)
|
||||
{
|
||||
Close();
|
||||
return;
|
||||
}
|
||||
|
||||
//if (receiveNetworkBuffer.Protected)
|
||||
// Console.WriteLine();
|
||||
|
||||
|
||||
//lock (receiveNetworkBuffer.SyncLock)
|
||||
receiveNetworkBuffer.Write(receiveBuffer, 0, (uint)e.BytesTransferred);
|
||||
|
||||
//Console.WriteLine("TC IN: " + (uint)e.BytesTransferred + " " + DC.ToHex(receiveBuffer, 0, (uint)e.BytesTransferred));
|
||||
|
||||
|
||||
|
||||
|
||||
OnReceive?.Invoke(receiveNetworkBuffer);
|
||||
|
||||
if (state == SocketState.Established)
|
||||
{
|
||||
if (!sock.ReceiveAsync(socketArgs))
|
||||
{
|
||||
//Console.WriteLine("Sync");
|
||||
SocketArgs_Completed(sender, e);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
Global.Log("TCPSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
public IPEndPoint LocalEndPoint
|
||||
{
|
||||
get { return (IPEndPoint)sock.LocalEndPoint; }
|
||||
}
|
||||
|
||||
public TCPSocket()
|
||||
{
|
||||
sock = new Socket(AddressFamily.InterNetwork,
|
||||
SocketType.Stream,
|
||||
ProtocolType.Tcp);
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
receiveBufferSegment = new ArraySegment<byte>(receiveBuffer);
|
||||
|
||||
}
|
||||
|
||||
public TCPSocket(string hostname, ushort port)
|
||||
{
|
||||
// create the socket
|
||||
sock = new Socket(AddressFamily.InterNetwork,
|
||||
SocketType.Stream,
|
||||
ProtocolType.Tcp);
|
||||
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
receiveBufferSegment = new ArraySegment<byte>(receiveBuffer);
|
||||
|
||||
Connect(hostname, port);
|
||||
|
||||
}
|
||||
|
||||
private void DataSent(Task<int> task)
|
||||
{
|
||||
try
|
||||
{
|
||||
lock (sendLock)
|
||||
{
|
||||
|
||||
if (sendBufferQueue.Count > 0)
|
||||
{
|
||||
byte[] data = sendBufferQueue.Dequeue();
|
||||
//Console.WriteLine(Encoding.UTF8.GetString(data));
|
||||
sock.SendAsync(new ArraySegment<byte>(data), SocketFlags.None).ContinueWith(DataSent);
|
||||
}
|
||||
|
||||
else
|
||||
{
|
||||
asyncSending = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
asyncSending = false;
|
||||
|
||||
Global.Log("TCPSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
public TCPSocket(IPEndPoint localEndPoint)
|
||||
{
|
||||
// create the socket
|
||||
sock = new Socket(AddressFamily.InterNetwork,
|
||||
SocketType.Stream,
|
||||
ProtocolType.Tcp);
|
||||
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
|
||||
state = SocketState.Listening;
|
||||
|
||||
|
||||
// bind
|
||||
sock.Bind(localEndPoint);
|
||||
|
||||
// start listening
|
||||
sock.Listen(UInt16.MaxValue);
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
public IPEndPoint RemoteEndPoint
|
||||
{
|
||||
get { return (IPEndPoint)sock.RemoteEndPoint; }
|
||||
}
|
||||
|
||||
public SocketState State
|
||||
{
|
||||
get
|
||||
{
|
||||
return state;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public TCPSocket(Socket socket)
|
||||
{
|
||||
sock = socket;
|
||||
receiveBuffer = new byte[sock.ReceiveBufferSize];
|
||||
receiveBufferSegment = new ArraySegment<byte>(receiveBuffer);
|
||||
if (socket.Connected)
|
||||
state = SocketState.Established;
|
||||
}
|
||||
|
||||
public void Close()
|
||||
{
|
||||
if (state != SocketState.Closed && state != SocketState.Terminated)
|
||||
{
|
||||
state = SocketState.Closed;
|
||||
|
||||
if (sock.Connected)
|
||||
{
|
||||
try
|
||||
{
|
||||
sock.Shutdown(SocketShutdown.Both);
|
||||
}
|
||||
catch
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
}
|
||||
}
|
||||
|
||||
OnClose?.Invoke();
|
||||
}
|
||||
}
|
||||
|
||||
public void Send(byte[] message)
|
||||
{
|
||||
Send(message, 0, message.Length);
|
||||
}
|
||||
|
||||
public void Send(byte[] message, int offset, int size)
|
||||
{
|
||||
//sock.Blocking =
|
||||
//sock.Send(message, offset, size, SocketFlags.None);
|
||||
//return;
|
||||
if (sock.Connected)
|
||||
lock (sendLock)
|
||||
{
|
||||
|
||||
if (asyncSending || held)
|
||||
{
|
||||
sendBufferQueue.Enqueue(message.Clip((uint)offset, (uint)size));
|
||||
}
|
||||
else
|
||||
{
|
||||
asyncSending = true;
|
||||
sock.BeginSend(message, offset, size, SocketFlags.None, PacketSent, null);
|
||||
//sock.SendAsync(new ArraySegment<byte>(msg), SocketFlags.None).ContinueWith(DataSent);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void PacketSent(IAsyncResult ar)
|
||||
{
|
||||
try
|
||||
{
|
||||
if (sendBufferQueue.Count > 0)
|
||||
{
|
||||
lock (sendLock)
|
||||
{
|
||||
byte[] data = sendBufferQueue.Dequeue();
|
||||
|
||||
sock.BeginSend(data, 0, data.Length, SocketFlags.None, PacketSent, null);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
asyncSending = false;
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
if (state != SocketState.Closed && !sock.Connected)
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
Close();
|
||||
}
|
||||
|
||||
asyncSending = false;
|
||||
|
||||
Global.Log("TCPSocket", LogType.Error, ex.ToString());
|
||||
}
|
||||
}
|
||||
|
||||
public bool Trigger(ResourceTrigger trigger)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
public void Destroy()
|
||||
{
|
||||
Close();
|
||||
OnDestroy?.Invoke(this);
|
||||
}
|
||||
|
||||
public AsyncReply<ISocket> Accept()
|
||||
{
|
||||
var reply = new AsyncReply<ISocket>();
|
||||
|
||||
try
|
||||
{
|
||||
sock.AcceptAsync().ContinueWith((x) =>
|
||||
{
|
||||
try
|
||||
{
|
||||
reply.Trigger(new TCPSocket(x.Result));
|
||||
}
|
||||
catch
|
||||
{
|
||||
reply.Trigger(null);
|
||||
}
|
||||
});
|
||||
}
|
||||
catch
|
||||
{
|
||||
state = SocketState.Terminated;
|
||||
return null;
|
||||
}
|
||||
|
||||
return reply;
|
||||
}
|
||||
|
||||
public void Hold()
|
||||
{
|
||||
held = true;
|
||||
}
|
||||
|
||||
public void Unhold()
|
||||
{
|
||||
DataSent(null);
|
||||
held = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1,313 +0,0 @@
|
||||
/*
|
||||
|
||||
Copyright (c) 2017 Ahmed Kh. Zamil
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Text;
|
||||
using System.Net.Sockets;
|
||||
using System.Net;
|
||||
using Esiur.Net.Packets;
|
||||
using Esiur.Misc;
|
||||
using System.IO;
|
||||
using Esiur.Core;
|
||||
using Esiur.Resource;
|
||||
using Esiur.Data;
|
||||
|
||||
namespace Esiur.Net.Sockets
|
||||
{
|
||||
public class WSSocket : ISocket
|
||||
{
|
||||
WebsocketPacket pkt_receive = new WebsocketPacket();
|
||||
WebsocketPacket pkt_send = new WebsocketPacket();
|
||||
|
||||
ISocket sock;
|
||||
NetworkBuffer receiveNetworkBuffer = new NetworkBuffer();
|
||||
NetworkBuffer sendNetworkBuffer = new NetworkBuffer();
|
||||
|
||||
object sendLock = new object();
|
||||
bool held;
|
||||
|
||||
public event ISocketReceiveEvent OnReceive;
|
||||
public event ISocketConnectEvent OnConnect;
|
||||
public event ISocketCloseEvent OnClose;
|
||||
public event DestroyedEvent OnDestroy;
|
||||
|
||||
long totalSent, totalReceived;
|
||||
|
||||
bool processing = false;
|
||||
|
||||
public IPEndPoint LocalEndPoint
|
||||
{
|
||||
get { return (IPEndPoint)sock.LocalEndPoint; }
|
||||
}
|
||||
|
||||
|
||||
|
||||
public IPEndPoint RemoteEndPoint
|
||||
{
|
||||
get { return sock.RemoteEndPoint; }
|
||||
}
|
||||
|
||||
|
||||
public SocketState State
|
||||
{
|
||||
get
|
||||
{
|
||||
return sock.State;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public WSSocket(ISocket socket)
|
||||
{
|
||||
pkt_send.FIN = true;
|
||||
pkt_send.Mask = false;
|
||||
pkt_send.Opcode = WebsocketPacket.WSOpcode.BinaryFrame;
|
||||
sock = socket;
|
||||
sock.OnClose += Sock_OnClose;
|
||||
sock.OnConnect += Sock_OnConnect;
|
||||
sock.OnReceive += Sock_OnReceive;
|
||||
}
|
||||
|
||||
private void Sock_OnReceive(NetworkBuffer buffer)
|
||||
{
|
||||
|
||||
if (sock.State == SocketState.Closed || sock.State == SocketState.Terminated)
|
||||
return;
|
||||
|
||||
if (buffer.Protected)
|
||||
return;
|
||||
|
||||
if (processing)
|
||||
return;
|
||||
|
||||
|
||||
var msg = buffer.Read();
|
||||
|
||||
if (msg == null)
|
||||
return;
|
||||
|
||||
var wsPacketLength = pkt_receive.Parse(msg, 0, (uint)msg.Length);
|
||||
//Console.WriteLine("WSP: " + wsPacketLength);
|
||||
|
||||
if (wsPacketLength < 0)
|
||||
{
|
||||
buffer.Protect(msg, 0, (uint)msg.Length + (uint)-wsPacketLength);
|
||||
return;
|
||||
}
|
||||
|
||||
uint offset = 0;
|
||||
|
||||
while (wsPacketLength > 0)
|
||||
{
|
||||
if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.ConnectionClose)
|
||||
{
|
||||
Close();
|
||||
return;
|
||||
}
|
||||
else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.Ping)
|
||||
{
|
||||
var pkt_pong = new WebsocketPacket();
|
||||
|
||||
pkt_pong.FIN = true;
|
||||
pkt_pong.Mask = false;
|
||||
pkt_pong.Opcode = WebsocketPacket.WSOpcode.Pong;
|
||||
pkt_pong.Message = pkt_receive.Message;
|
||||
offset += (uint)wsPacketLength;
|
||||
|
||||
Send(pkt_pong);
|
||||
}
|
||||
else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.Pong)
|
||||
{
|
||||
offset += (uint)wsPacketLength;
|
||||
}
|
||||
else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.BinaryFrame
|
||||
|| pkt_receive.Opcode == WebsocketPacket.WSOpcode.TextFrame
|
||||
|| pkt_receive.Opcode == WebsocketPacket.WSOpcode.ContinuationFrame)
|
||||
{
|
||||
totalReceived += pkt_receive.Message.Length;
|
||||
//Console.WriteLine("RX " + pkt_receive.Message.Length + "/" + totalReceived);// + " " + DC.ToHex(message, 0, (uint)size));
|
||||
|
||||
receiveNetworkBuffer.Write(pkt_receive.Message);
|
||||
offset += (uint)wsPacketLength;
|
||||
|
||||
//Console.WriteLine("WS IN: " + pkt_receive.Opcode.ToString() + " " + pkt_receive.Message.Length + " | " + offset + " " + string.Join(" ", pkt_receive.Message));// DC.ToHex(pkt_receive.Message));
|
||||
|
||||
}
|
||||
else
|
||||
Console.WriteLine("Unknown WS opcode:" + pkt_receive.Opcode);
|
||||
|
||||
if (offset == msg.Length)
|
||||
{
|
||||
// Console.WriteLine("WS IN: " + receiveNetworkBuffer.Available);
|
||||
OnReceive?.Invoke(receiveNetworkBuffer);
|
||||
return;
|
||||
}
|
||||
|
||||
wsPacketLength = pkt_receive.Parse(msg, offset, (uint)msg.Length);
|
||||
}
|
||||
|
||||
if (wsPacketLength < 0)//(offset < msg.Length) && (offset > 0))
|
||||
{
|
||||
//receiveNetworkBuffer.HoldFor(msg, offset, (uint)(msg.Length - offset), (uint)msg.Length + (uint)-wsPacketLength);
|
||||
// save the incomplete packet to the heldBuffer queue
|
||||
|
||||
buffer.HoldFor(msg, offset, (uint)(msg.Length - offset), (uint)(msg.Length - offset) + (uint)-wsPacketLength);
|
||||
|
||||
}
|
||||
|
||||
//Console.WriteLine("WS IN: " + receiveNetworkBuffer.Available);
|
||||
|
||||
OnReceive?.Invoke(receiveNetworkBuffer);
|
||||
|
||||
processing = false;
|
||||
|
||||
if (buffer.Available > 0 && !buffer.Protected)
|
||||
Sock_OnReceive(buffer);
|
||||
}
|
||||
|
||||
private void Sock_OnConnect()
|
||||
{
|
||||
OnConnect?.Invoke();
|
||||
}
|
||||
|
||||
private void Sock_OnClose()
|
||||
{
|
||||
OnClose?.Invoke();
|
||||
}
|
||||
|
||||
public void Send(WebsocketPacket packet)
|
||||
{
|
||||
lock(sendLock)
|
||||
if (packet.Compose())
|
||||
sock.Send(packet.Data);
|
||||
}
|
||||
|
||||
public void Send(byte[] message)
|
||||
{
|
||||
lock(sendLock)
|
||||
{
|
||||
if (held)
|
||||
{
|
||||
sendNetworkBuffer.Write(message);
|
||||
}
|
||||
else
|
||||
{
|
||||
totalSent += message.Length;
|
||||
//Console.WriteLine("TX " + message.Length +"/"+totalSent);// + " " + DC.ToHex(message, 0, (uint)size));
|
||||
|
||||
pkt_send.Message = message;
|
||||
if (pkt_send.Compose())
|
||||
sock.Send(pkt_send.Data);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public void Send(byte[] message, int offset, int size)
|
||||
{
|
||||
lock (sendLock)
|
||||
{
|
||||
if (held)
|
||||
{
|
||||
sendNetworkBuffer.Write(message, (uint)offset, (uint)size);
|
||||
}
|
||||
else
|
||||
{
|
||||
totalSent += size;
|
||||
//Console.WriteLine("TX " + size + "/"+totalSent);// + " " + DC.ToHex(message, 0, (uint)size));
|
||||
|
||||
pkt_send.Message = new byte[size];
|
||||
Buffer.BlockCopy(message, offset, pkt_send.Message, 0, size);
|
||||
if (pkt_send.Compose())
|
||||
sock.Send(pkt_send.Data);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public void Close()
|
||||
{
|
||||
sock.Close();
|
||||
}
|
||||
|
||||
public AsyncReply<bool> Connect(string hostname, ushort port)
|
||||
{
|
||||
throw new NotImplementedException();
|
||||
}
|
||||
|
||||
|
||||
public bool Begin()
|
||||
{
|
||||
return sock.Begin();
|
||||
}
|
||||
|
||||
public bool Trigger(ResourceTrigger trigger)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
public void Destroy()
|
||||
{
|
||||
Close();
|
||||
OnDestroy?.Invoke(this);
|
||||
}
|
||||
|
||||
public AsyncReply<ISocket> Accept()
|
||||
{
|
||||
throw new NotImplementedException();
|
||||
}
|
||||
|
||||
public void Hold()
|
||||
{
|
||||
//Console.WriteLine("WS Hold ");
|
||||
held = true;
|
||||
}
|
||||
|
||||
public void Unhold()
|
||||
{
|
||||
lock(sendLock)
|
||||
{
|
||||
held = false;
|
||||
|
||||
var message = sendNetworkBuffer.Read();
|
||||
|
||||
//Console.WriteLine("WS Unhold {0}", message == null ? 0 : message.Length);
|
||||
|
||||
if (message == null)
|
||||
return;
|
||||
|
||||
totalSent += message.Length;
|
||||
|
||||
pkt_send.Message = message;
|
||||
if (pkt_send.Compose())
|
||||
sock.Send(pkt_send.Data);
|
||||
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user