internal TcpTransceiver(Communicator communicator, Socket fd)
{
_communicator = communicator;
Socket = fd;
try
{
Network.SetBufSize(Socket, _communicator, Transport.TCP);
_desc = Network.SocketToString(Socket);
}
catch (Exception)
{
Socket.CloseNoThrow();
throw;
}
}
internal TcpTransceiver(Communicator communicator, EndPoint addr, INetworkProxy?proxy, IPAddress?sourceAddr)
{
_communicator = communicator;
_proxy = proxy;
_addr = addr;
_desc = "";
_sourceAddr = sourceAddr;
Socket = Network.CreateSocket(false, (_proxy != null ? _proxy.Address : _addr).AddressFamily);
try
{
Network.SetBufSize(Socket, _communicator, Transport.TCP);
}
catch (Exception)
{
Socket.CloseNoThrow();
throw;
}
}
// Only for use by UdpConnector.
internal UdpSocket(
Communicator communicator,
IConnector connector,
EndPoint addr,
IPAddress?sourceAddr,
string?multicastInterface,
int multicastTtl)
{
_communicator = communicator;
_connector = connector;
_addr = (IPEndPoint)addr;
_multicastInterface = multicastInterface;
_incoming = false;
if (sourceAddr != null)
{
_sourceAddr = new IPEndPoint(sourceAddr, 0);
}
Socket = Network.CreateSocket(true, _addr.AddressFamily, _connector);
try
{
Network.SetBufSize(Socket, _communicator, Transport.UDP);
_rcvSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer) !;
_sndSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendBuffer) !;
if (Network.IsMulticast(_addr))
{
if (_multicastInterface != null)
{
Debug.Assert(_multicastInterface.Length > 0);
Network.SetMulticastInterface(Socket, _multicastInterface, _addr.AddressFamily);
}
if (multicastTtl != -1)
{
Network.SetMulticastTtl(Socket, multicastTtl, _addr.AddressFamily);
}
}
}
catch (SocketException ex)
{
Socket.CloseNoThrow();
throw new TransportException(ex, RetryPolicy.NoRetry, _connector);
}
}
// Only for use by UdpEndpoint.
internal UdpTransceiver(UdpEndpoint endpoint, Communicator communicator)
{
_communicator = communicator;
_addr = Network.GetAddressForServerEndpoint(endpoint.Host, endpoint.Port, Network.EnableBoth);
_multicastInterface = endpoint.MulticastInterface;
_incoming = true;
Socket = Network.CreateServerSocket(endpoint, _addr.AddressFamily);
try
{
Network.SetBufSize(Socket, _communicator, Transport.UDP);
_rcvSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer) !;
_sndSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendBuffer) !;
}
catch (SocketException ex)
{
Socket.CloseNoThrow();
throw new TransportException(ex);
}
}
// Only for use by UdpEndpoint.
internal UdpSocket(UdpEndpoint endpoint, Communicator communicator)
{
Debug.Assert(endpoint.Address != IPAddress.None); // not a DNS name
_communicator = communicator;
_addr = new IPEndPoint(endpoint.Address, endpoint.Port);
_multicastInterface = endpoint.MulticastInterface;
_incoming = true;
Socket = Network.CreateServerSocket(endpoint, _addr.AddressFamily);
try
{
Network.SetBufSize(Socket, _communicator, Transport.UDP);
_rcvSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer) !;
_sndSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendBuffer) !;
}
catch (SocketException ex)
{
Socket.CloseNoThrow();
throw new TransportException(ex, RetryPolicy.NoRetry);
}
}
// Only for use by UdpEndpoint.
internal UdpTransceiver(
Communicator communicator,
string host,
ushort port,
string multicastInterface)
{
_communicator = communicator;
_addr = Network.GetAddressForServerEndpoint(host, port, communicator.IPVersion, communicator.PreferIPv6);
_multicastInterface = multicastInterface;
_incoming = true;
Socket = Network.CreateServerSocket(true, _addr.AddressFamily, communicator.IPVersion);
try
{
Network.SetBufSize(Socket, _communicator, Transport.UDP);
_rcvSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer) !;
_sndSize = (int)Socket.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendBuffer) !;
}
catch (SocketException ex)
{
Socket.CloseNoThrow();
throw new TransportException(ex);
}
}
