/// <summary>
/// Creates a new DirectIM connection
/// </summary>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use for the transfer</param>
/// <param name="role">The <see cref="DirectConnectRole"/> of the local client in the transfer</param>
public DirectIMConnection CreateNewDirectIMConnection(DirectConnectionMethod method, DirectConnectRole role)
{
DirectIMConnection retval = new DirectIMConnection(_parent, _id++, method, role);
_directconnections.Add(retval);
return(retval);
}
/// <summary>
/// Initializes a new FileTransferConnection
/// </summary>
public FileTransferConnection(Session parent, int id, DirectConnectionMethod dcmethod, DirectConnectRole role)
: base(parent, id, dcmethod, role)
{
Logging.WriteString("Creating new FTC (id " + id.ToString() + ")");
base.DirectConnectionFailed += new DirectConnectionFailed(FileTransferConnection_DirectConnectionFailed);
base.DirectConnectionReady += new DirectConnectionReady(FileTransferConnection_DirectConnectionReady);
}
/// <summary>
/// Creates a new Direct Connection
/// </summary>
/// <param name="parent">The <see cref="Session"/> that owns this connection</param>
/// <param name="id">The connection's unique ID</param>
/// <param name="dcmethod">The method (direct or proxied) that the connection is to use</param>
/// <param name="role">The role of this connection in a Rendezvous session</param>
public DirectConnection(Session parent, int id,
DirectConnectionMethod dcmethod, DirectConnectRole role)
: base(parent, id)
{
directConnectionMethod = dcmethod;
directConnectRole = role;
// Generate a random ICBM cookie
Cookie = Cookie.CreateNullTerminatedCookieForSending();
// Get the local IP
//ClientIP = Dns.GetHostEntry(Dns.GetHostName()).AddressList[0].ToString();
IPAddress[] addresses = Dns.GetHostEntry(Dns.GetHostName()).AddressList;
foreach (IPAddress address in addresses)
{
if (address.AddressFamily == AddressFamily.InterNetwork)
{
ClientIP = address.ToString();
break;
}
}
if (String.IsNullOrEmpty(ClientIP))
{
throw new Exception("Local host does not have an IPv4 address bound to it");
}
}
/// <summary>
/// Initializes a new FileTransferConnection
/// </summary>
public FileTransferConnection(Session parent, int id, DirectConnectionMethod dcmethod, DirectConnectRole role)
: base(parent, id, dcmethod, role)
{
Logging.WriteString("Creating new FTC (id " + id.ToString() + ")");
base.DirectConnectionFailed += new DirectConnectionFailed(FileTransferConnection_DirectConnectionFailed);
base.DirectConnectionReady += new DirectConnectionReady(FileTransferConnection_DirectConnectionReady);
}
/// <summary>
/// Initializes a new DirectIMConnection
/// </summary>
public DirectIMConnection(Session parent, int id, DirectConnectionMethod method, DirectConnectRole role)
: base(parent, id, method, role)
{
_messagetimer = new Timer(new TimerCallback(MessageSendCallback), null, Timeout.Infinite, Timeout.Infinite);
base.DirectConnectionReady += new DirectConnectionReady(DirectIMConnection_DirectConnectionReady);
base.DirectConnectionFailed += new DirectConnectionFailed(DirectIMConnection_DirectConnectionFailed);
}
/// <summary>
/// Creates a new file transfer connection
/// </summary>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use for the transfer</param>
/// <param name="role">The <see cref="DirectConnectRole"/> of the local client in the transfer</param>
public FileTransferConnection CreateNewFileTransferConnection(DirectConnectionMethod method,
DirectConnectRole role)
{
FileTransferConnection retval = new FileTransferConnection(_parent, _id++, method, role);
_directconnections.Add(retval);
return(retval);
}
/// <summary>
/// Direct connection to the sender has failed, attempt a proxy redirect
/// </summary>
private void FallbackToStage2Connection()
{
directConnectionMethod = DirectConnectionMethod.Proxied;
_sequence = RendezvousSequence.Stage2;
ProxySocketConnector connector = new ProxySocketConnector(parent, parent.ServerSettings.IcqProxyServer, parent.ServerSettings.LoginPort, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("FallbackToStage2Connection failed");
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Sets up a direct connection's sockets
/// </summary>
private string SetupRendezvousConnection(RendezvousData rd, DirectConnectionMethod method)
{
string retval = _parent.Rendezvous.CacheRendezvousData(rd);
// Get the client IP
string localhost = Dns.GetHostName();
rd.ClientIP = Dns.GetHostEntry(localhost).AddressList[0].ToString();
if (method == DirectConnectionMethod.Direct)
{
rd.UseProxy = false;
StartSendThroughDirectConnection(rd);
}
else if (method == DirectConnectionMethod.Proxied)
{
rd.UseProxy = true;
StartSendThroughProxy(rd);
}
// Return the key to the caller
return(retval);
}
/// <summary>
/// Send a file to the specified recipient via the specified method
/// </summary>
/// <param name="recipient">The screenname to which to send the file</param>
/// <param name="filename">The path of the file to send</param>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use when negotiating the file transfer</param>
/// <returns>A unique key used to reference this file transfer</returns>
public string SendFile(string recipient, string filename, DirectConnectionMethod method)
{
RendezvousData rd = CreateSendFileData(recipient, filename);
return SetupRendezvousConnection(rd, method);
}
/// <summary>
/// Sets up a direct connection's sockets
/// </summary>
private string SetupRendezvousConnection(RendezvousData rd, DirectConnectionMethod method)
{
string retval = _parent.Rendezvous.CacheRendezvousData(rd);
// Get the client IP
string localhost = Dns.GetHostName();
rd.ClientIP = Dns.GetHostEntry(localhost).AddressList[0].ToString();
if (method == DirectConnectionMethod.Direct)
{
rd.UseProxy = false;
StartSendThroughDirectConnection(rd);
}
else if (method == DirectConnectionMethod.Proxied)
{
rd.UseProxy = true;
StartSendThroughProxy(rd);
}
// Return the key to the caller
return retval;
}
/// <summary>
/// Start a DirectImage session with the specified recipient
/// </summary>
/// <param name="receipient">The screenname to which to send the image</param>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use when negotiating the file transfer</param>
/// <returns>A unique key used to reference this direct image session</returns>
public string StartDirectImage(string receipient, DirectConnectionMethod method)
{
RendezvousData rd = CreateDirectIMData(receipient);
return SetupRendezvousConnection(rd, method);
}
/// <summary>
/// Direct connection to the sender has failed, attempt a proxy redirect
/// </summary>
private void FallbackToStage2Connection()
{
directConnectionMethod = DirectConnectionMethod.Proxied;
_sequence = RendezvousSequence.Stage2;
ProxySocketConnector connector = new ProxySocketConnector(parent, parent.ServerSettings.IcqProxyServer, parent.ServerSettings.LoginPort, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("FallbackToStage2Connection failed");
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Creates a new Direct Connection
/// </summary>
/// <param name="parent">The <see cref="Session"/> that owns this connection</param>
/// <param name="id">The connection's unique ID</param>
/// <param name="dcmethod">The method (direct or proxied) that the connection is to use</param>
/// <param name="role">The role of this connection in a Rendezvous session</param>
public DirectConnection(Session parent, int id,
DirectConnectionMethod dcmethod, DirectConnectRole role)
: base(parent, id)
{
directConnectionMethod = dcmethod;
directConnectRole = role;
// Generate a random ICBM cookie
Cookie = Cookie.CreateNullTerminatedCookieForSending();
// Get the local IP
//ClientIP = Dns.GetHostEntry(Dns.GetHostName()).AddressList[0].ToString();
IPAddress[] addresses = Dns.GetHostEntry(Dns.GetHostName()).AddressList;
foreach (IPAddress address in addresses)
{
if (address.AddressFamily == AddressFamily.InterNetwork)
{
ClientIP = address.ToString();
break;
}
}
if (String.IsNullOrEmpty(ClientIP))
{
throw new Exception("Local host does not have an IPv4 address bound to it");
}
}
/// <summary>
/// Creates a new file transfer connection
/// </summary>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use for the transfer</param>
/// <param name="role">The <see cref="DirectConnectRole"/> of the local client in the transfer</param>
public FileTransferConnection CreateNewFileTransferConnection(DirectConnectionMethod method,
DirectConnectRole role)
{
FileTransferConnection retval = new FileTransferConnection(_parent, _id++, method, role);
_directconnections.Add(retval);
return retval;
}
/// <summary>
/// Creates a new DirectIM connection
/// </summary>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use for the transfer</param>
/// <param name="role">The <see cref="DirectConnectRole"/> of the local client in the transfer</param>
public DirectIMConnection CreateNewDirectIMConnection(DirectConnectionMethod method, DirectConnectRole role)
{
DirectIMConnection retval = new DirectIMConnection(_parent, _id++, method, role);
_directconnections.Add(retval);
return retval;
}
/// <summary>
/// Initializes a new DirectIMConnection
/// </summary>
public DirectIMConnection(Session parent, int id, DirectConnectionMethod method, DirectConnectRole role)
: base(parent, id, method, role)
{
_messagetimer = new Timer(new TimerCallback(MessageSendCallback), null, Timeout.Infinite, Timeout.Infinite);
base.DirectConnectionReady += new DirectConnectionReady(DirectIMConnection_DirectConnectionReady);
base.DirectConnectionFailed += new DirectConnectionFailed(DirectIMConnection_DirectConnectionFailed);
}
/// <summary>
/// Send a file to the specified recipient via the specified method
/// </summary>
/// <param name="recipient">The screenname to which to send the file</param>
/// <param name="filename">The path of the file to send</param>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use when negotiating the file transfer</param>
/// <returns>A unique key used to reference this file transfer</returns>
public string SendFile(string recipient, string filename, DirectConnectionMethod method)
{
RendezvousData rd = CreateSendFileData(recipient, filename);
return(SetupRendezvousConnection(rd, method));
}
/// <summary>
/// Start a DirectImage session with the specified recipient
/// </summary>
/// <param name="receipient">The screenname to which to send the image</param>
/// <param name="method">The <see cref="DirectConnectionMethod"/> to use when negotiating the file transfer</param>
/// <returns>A unique key used to reference this direct image session</returns>
public string StartDirectImage(string receipient, DirectConnectionMethod method)
{
RendezvousData rd = CreateDirectIMData(receipient);
return(SetupRendezvousConnection(rd, method));
}
