/// <summary>
/// Starts negotiating asynchronously with the HTTPS server.
/// </summary>
/// <param name="host">The host to connect to.</param>
/// <param name="port">The port to connect to.</param>
/// <param name="callback">The method to call when the negotiation is complete.</param>
/// <param name="proxyEndPoint">The IPEndPoint of the HTTPS proxy server.</param>
/// <param name="state">The state.</param>
/// <returns>An IAsyncProxyResult that references the asynchronous connection.</returns>
public override IAsyncProxyResult BeginNegotiate(string host, int port, HandShakeComplete callback,
IPEndPoint proxyEndPoint, object state)
{
ProtocolComplete = callback;
Buffer = GetConnectBytes(host, port);
Server.BeginConnect(proxyEndPoint, this.OnConnect, Server);
AsyncResult = new IAsyncProxyResult(state);
return(AsyncResult);
}
/// <summary>
/// Starts negotiating asynchronously with a SOCKS proxy server.
/// </summary>
/// <param name="remoteEP">An IPEndPoint that represents the remote device.</param>
/// <param name="callback">The method to call when the connection has been established.</param>
/// <param name="proxyEndPoint">The IPEndPoint of the SOCKS proxy server.</param>
/// <param name="state">The state.</param>
/// <returns>An IAsyncProxyResult that references the asynchronous connection.</returns>
public override IAsyncProxyResult BeginNegotiate(IPEndPoint remoteEP, HandShakeComplete callback,
IPEndPoint proxyEndPoint, object state)
{
ProtocolComplete = callback;
Buffer = ArrayPool <byte> .Shared.Rent(9 + Username.Length);
BufferCount = GetEndPointBytes(remoteEP, Buffer);
Server.BeginConnect(proxyEndPoint, OnConnect, Server);
AsyncResult = new IAsyncProxyResult(state);
return(AsyncResult);
}
/// <summary>
/// Starts negotiating asynchronously with a SOCKS proxy server.
/// </summary>
/// <param name="host">The remote server to connect to.</param>
/// <param name="port">The remote port to connect to.</param>
/// <param name="callback">The method to call when the connection has been established.</param>
/// <param name="proxyEndPoint">The IPEndPoint of the SOCKS proxy server.</param>
/// <param name="state">The state.</param>
/// <returns>An IAsyncProxyResult that references the asynchronous connection.</returns>
public override IAsyncProxyResult BeginNegotiate(string host, int port, HandShakeComplete callback,
IPEndPoint proxyEndPoint, object state)
{
ProtocolComplete = callback;
Buffer = ArrayPool <byte> .Shared.Rent(10 + Username.Length + host.Length);
BufferCount = GetHostPortBytes(host, port, Buffer);
Server.BeginConnect(proxyEndPoint, OnConnect, Server);
AsyncResult = new IAsyncProxyResult(state);
return(AsyncResult);
}
/// <summary>
/// Starts negotiating asynchronously with the SOCKS server.
/// </summary>
/// <param name="remoteEP">An IPEndPoint that represents the remote device.</param>
/// <param name="callback">The method to call when the negotiation is complete.</param>
/// <param name="proxyEndPoint">The IPEndPoint of the SOCKS proxy server.</param>
/// <param name="state">The state.</param>
/// <returns>An IAsyncProxyResult that references the asynchronous connection.</returns>
public override IAsyncProxyResult BeginNegotiate(IPEndPoint remoteEP, HandShakeComplete callback,
IPEndPoint proxyEndPoint, object state)
{
ProtocolComplete = callback;
Buffer = ArrayPool <byte> .Shared.Rent(Math.Max(258, 13 + Username.Length + Password.Length));
// first {ConnectOffset} bytes are reserved for authentication
_handShakeLength = GetEndPointBytes(remoteEP, Buffer.AsMemory(ConnectOffset));
Server.BeginConnect(proxyEndPoint, this.OnConnect, Server);
AsyncResult = new IAsyncProxyResult(state);
return(AsyncResult);
}