public override string ToString()
{
if (_fd == null)
{
return("<closed>");
}
string s;
if (_incoming && !_bound)
{
s = "local address = " + Network.addrToString(_addr);
}
else if (_state == StateNotConnected)
{
s = "local address = " + Network.localAddrToString(Network.getLocalAddress(_fd));
if (_peerAddr != null)
{
s += "\nremote address = " + Network.addrToString(_peerAddr);
}
}
else
{
s = Network.fdToString(_fd);
}
if (_mcastAddr != null)
{
s += "\nmulticast address = " + Network.addrToString(_mcastAddr);
}
return(s);
}
public void beginWrite(EndPoint endpoint, Buffer buf)
{
string addr = Network.addrToString(endpoint);
StringBuilder str = new StringBuilder();
str.Append("CONNECT ");
str.Append(addr);
str.Append(" HTTP/1.1\r\nHost: ");
str.Append(addr);
str.Append("\r\n\r\n");
#if SILVERLIGHT
byte[] b = System.Text.Encoding.UTF8.GetBytes(str.ToString());
#else
byte[] b = System.Text.Encoding.ASCII.GetBytes(str.ToString());
#endif
//
// HTTP connect request
//
buf.resize(b.Length, false);
buf.b.position(0);
buf.b.put(b);
buf.b.position(0);
buf.b.limit(buf.size());
}
public override string ToString()
{
if (_fd == null)
{
return("<closed>");
}
string s;
if (_state == StateNotConnected)
{
s = "local address = " + Network.localAddrToString(Network.getLocalAddress(_fd));
if (_peerAddr != null)
{
s += "\nremote address = " + Network.addrToString(_peerAddr);
}
}
else
{
s = Network.fdToString(_fd);
}
#if !SILVERLIGHT
if (_mcastAddr != null)
{
s += "\nmulticast address = " + Network.addrToString(_mcastAddr);
}
#endif
return(s);
}
public override string ToString()
{
return(Network.addrToString(_addr));
}
public override string ToString()
{
return(Network.addrToString(_proxy == null ? _addr : _proxy.getAddress()));
}
//
// Only for use by UdpEndpoint.
//
internal UdpTransceiver(Instance instance, string host, int port, string mcastInterface, bool connect)
{
_traceLevels = instance.traceLevels();
_logger = instance.initializationData().logger;
_stats = instance.initializationData().stats;
_state = connect ? StateNeedConnect : StateNotConnected;
_incoming = true;
try
{
_addr = Network.getAddressForServer(host, port, instance.protocolSupport(), instance.preferIPv6());
#if ICE_SOCKET_ASYNC_API
_readEventArgs = new SocketAsyncEventArgs();
_readEventArgs.RemoteEndPoint = _addr;
_readEventArgs.Completed += new EventHandler <SocketAsyncEventArgs>(ioCompleted);
_writeEventArgs = new SocketAsyncEventArgs();
_writeEventArgs.RemoteEndPoint = _addr;
_writeEventArgs.Completed += new EventHandler <SocketAsyncEventArgs>(ioCompleted);
#endif
_fd = Network.createServerSocket(true, _addr.AddressFamily, instance.protocolSupport());
setBufSize(instance);
#if !SILVERLIGHT
Network.setBlock(_fd, false);
#endif
if (_traceLevels.network >= 2)
{
string s = "attempting to bind to udp socket " + Network.addrToString(_addr);
_logger.trace(_traceLevels.networkCat, s);
}
#if !SILVERLIGHT
if (Network.isMulticast((IPEndPoint)_addr))
{
Network.setReuseAddress(_fd, true);
_mcastAddr = (IPEndPoint)_addr;
if (AssemblyUtil.platform_ == AssemblyUtil.Platform.Windows)
{
//
// Windows does not allow binding to the mcast address itself
// so we bind to INADDR_ANY (0.0.0.0) instead. As a result,
// bi-directional connection won't work because the source
// address won't the multicast address and the client will
// therefore reject the datagram.
//
if (_addr.AddressFamily == AddressFamily.InterNetwork)
{
_addr = new IPEndPoint(IPAddress.Any, port);
}
else
{
_addr = new IPEndPoint(IPAddress.IPv6Any, port);
}
}
_addr = Network.doBind(_fd, _addr);
if (port == 0)
{
_mcastAddr.Port = ((IPEndPoint)_addr).Port;
}
Network.setMcastGroup(_fd, _mcastAddr.Address, mcastInterface);
}
else
{
if (AssemblyUtil.platform_ != AssemblyUtil.Platform.Windows)
{
//
// Enable SO_REUSEADDR on Unix platforms to allow
// re-using the socket even if it's in the TIME_WAIT
// state. On Windows, this doesn't appear to be
// necessary and enabling SO_REUSEADDR would actually
// not be a good thing since it allows a second
// process to bind to an address even it's already
// bound by another process.
//
// TODO: using SO_EXCLUSIVEADDRUSE on Windows would
// probably be better but it's only supported by recent
// Windows versions (XP SP2, Windows Server 2003).
//
Network.setReuseAddress(_fd, true);
}
_addr = Network.doBind(_fd, _addr);
}
#endif
if (_traceLevels.network >= 1)
{
StringBuilder s = new StringBuilder("starting to receive udp packets\n");
s.Append(ToString());
List <string> interfaces = Network.getHostsForEndpointExpand(
Network.endpointAddressToString(_addr), instance.protocolSupport(), true);
if (interfaces.Count != 0)
{
s.Append("\nlocal interfaces: ");
s.Append(String.Join(", ", interfaces.ToArray()));
}
_logger.trace(_traceLevels.networkCat, s.ToString());
}
}
catch (Ice.LocalException)
{
_fd = null;
throw;
}
}
