public void Listen_internal(int backlog, out int error)
{
error = 0;
if (jSocket == null || !jSocket.isBound())
{
error = 10022; //WSAEINVAL (Invalid argument)
return;
}
if (jSocket.isConnected() || jSocketChannel.isConnectionPending())
{
error = 10056; //WSAEISCONN (Socket is already connected)
return;
}
bool blockMode = jSocketChannel.isBlocking();
bool reuseAddr = jSocket.getReuseAddress();
try
{
jSocket.close();
}
catch (Exception e)
{
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal close old jSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jSocketChannel.close();
}
catch (Exception e)
{
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal close old jSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jSocket = null;
jSocketChannel = null;
try
{
jServerSocketChannel = java.nio.channels.ServerSocketChannel.open();
jServerSocket = jServerSocketChannel.socket();
jServerSocket.bind(jTempLocalSocketAddress, backlog);
jServerSocketChannel.configureBlocking(blockMode);
jServerSocket.setReuseAddress(reuseAddr);
}
catch (Exception e)
{
error = 10048; //WSAEADDRINUSE (Address already in use)
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal create server socket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
}
public void Close_internal(out int error)
{
error = 0;
if (jServerSocket != null)
{
try
{
jServerSocket.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jServerSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jServerSocketChannel.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jServerSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jServerSocket = null;
jServerSocketChannel = null;
}
else if (jSocket != null)
{
try
{
jSocket.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jSocketChannel.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jSocket = null;
jSocketChannel = null;
}
}
public Sniff(String [] args)
// throws java.io.IOException, java.net.UnknownHostException, InterruptedException {
: base(args)
{
int listen_port = option.intt("listen-port",
"port number to listen to", 6001);
int talk_port = option.intt("talk-port",
"port number to talk to", 6000);
about("0.1", "network middle-layer sniffer",
"Stephen Tse <*****@*****.**>",
"http://escher.sourceforge.net/");
if (help_option)
{
return;
}
Socket listen_socket = new java.net.ServerSocket(
listen_port).accept();
InputStream listen_is = listen_socket.getInputStream();
OutputStream listen_os = listen_socket.getOutputStream();
Socket talk_socket = new Socket("127.0.0.1", talk_port);
InputStream talk_is = talk_socket.getInputStream();
OutputStream talk_os = talk_socket.getOutputStream();
while (true)
{
bool something = false;
while (listen_is.available() > 0)
{
something = true;
int data = listen_is.read();
talk_os.write(data);
Console.WriteLine("> " + Data.byte_to_string(data));
}
while (talk_is.available() > 0)
{
something = true;
int data = talk_is.read();
listen_os.write(data);
Console.WriteLine("< " + Data.byte_to_string(data));
}
if (!something)
{
gnu.util.Misc.sleep(100);
}
}
}
public void Bind(EndPoint local_end)
{
var lEndPoint = (IPEndPoint)local_end;
if (lEndPoint.Address == null)
{
lEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), lEndPoint.Port);
}
#if cooper
var lAddress = java.net.InetAddress.getByAddress(lEndPoint.Address.GetAddressBytes());
fSocketAddress = new java.net.InetSocketAddress(lAddress, lEndPoint.Port);
fIsServer = true;
fServerHandle = new java.net.ServerSocket();
#else
void *lPointer;
int lSize;
#if posix || toffee || darwin
rtl.__struct_sockaddr_in lIPv4;
rtl.__struct_sockaddr_in6 lIPv6;
#if posix && !darwin && !android
rtl.__CONST_SOCKADDR_ARG lSockAddr;
#endif
#else
rtl.SOCKADDR_IN lIPv4;
sockaddr_in6 lIPv6;
#endif
IPEndPointToNative(lEndPoint, out lIPv4, out lIPv6, out lPointer, out lSize);
#if posix && !darwin && !android
lSockAddr.__sockaddr__ = (rtl.__struct_sockaddr *)lPointer;
lSockAddr.__sockaddr_in__ = (rtl.__struct_sockaddr_in *)lPointer;
if (rtl.__Global.bind(fHandle, lSockAddr, lSize) != 0)
{
throw new Exception("Error calling bind function");
}
#elif toffee || darwin || android
if (rtl.bind(fHandle, (rtl.__struct_sockaddr *)lPointer, lSize) != 0)
{
throw new Exception("Error calling bind function");
}
#elif island && windows
if (rtl.bind(fHandle, lPointer, lSize) != 0)
{
throw new Exception("Error calling bind function");
}
#else
throw new Exception("Error calling bind function");
#endif
#endif
LocalEndPoint = lEndPoint;
}
// throws java.io.IOException, java.net.UnknownHostException, InterruptedException {
public Sniff(String [] args)
: base(args)
{
int listen_port = option.intt ("listen-port",
"port number to listen to", 6001);
int talk_port = option.intt ("talk-port",
"port number to talk to", 6000);
about ("0.1", "network middle-layer sniffer",
"Stephen Tse <*****@*****.**>",
"http://escher.sourceforge.net/");
if (help_option) return;
Socket listen_socket = new java.net.ServerSocket (
listen_port).accept ();
InputStream listen_is = listen_socket.getInputStream ();
OutputStream listen_os = listen_socket.getOutputStream ();
Socket talk_socket = new Socket ("127.0.0.1", talk_port);
InputStream talk_is = talk_socket.getInputStream ();
OutputStream talk_os = talk_socket.getOutputStream ();
while (true) {
bool something = false;
while (listen_is.available () > 0) {
something = true;
int data = listen_is.read ();
talk_os.write (data);
Console.WriteLine ("> " + Data.byte_to_string (data));
}
while (talk_is.available () > 0) {
something = true;
int data = talk_is.read ();
listen_os.write (data);
Console.WriteLine ("< " + Data.byte_to_string (data));
}
if (!something) gnu.util.Misc.sleep (100);
}
}
public void Listen_internal(int backlog, out int error)
{
error = 0;
if (jSocket == null || !jSocket.isBound())
{
error = 10022; //WSAEINVAL (Invalid argument)
return;
}
if (jSocket.isConnected() || jSocketChannel.isConnectionPending())
{
error = 10056; //WSAEISCONN (Socket is already connected)
return;
}
bool blockMode = jSocketChannel.isBlocking();
bool reuseAddr = jSocket.getReuseAddress();
try
{
jSocket.close();
}
catch (Exception e)
{
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal close old jSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jSocketChannel.close();
}
catch (Exception e)
{
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal close old jSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jSocket = null;
jSocketChannel = null;
try
{
jServerSocketChannel = java.nio.channels.ServerSocketChannel.open();
jServerSocket = jServerSocketChannel.socket();
jServerSocket.bind(jTempLocalSocketAddress, backlog);
jServerSocketChannel.configureBlocking(blockMode);
jServerSocket.setReuseAddress(reuseAddr);
}
catch (Exception e)
{
error = 10048; //WSAEADDRINUSE (Address already in use)
#if DEBUG
Console.WriteLine("Caught exception during Listen_internal create server socket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
}
public void Close_internal(out int error)
{
error = 0;
if (jServerSocket != null)
{
try
{
jServerSocket.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jServerSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jServerSocketChannel.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jServerSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jServerSocket = null;
jServerSocketChannel = null;
}
else if (jSocket != null)
{
try
{
jSocket.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jSocket - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
try
{
jSocketChannel.close();
}
catch (Exception e)
{
error = 10022; //WSAEINVAL (Invalid argument)
#if DEBUG
Console.WriteLine("Caught exception during Close_internal jSocketChannel - {0}: {1}\n{2}", e.GetType(), e.Message, e.StackTrace);
#endif
}
jSocket = null;
jSocketChannel = null;
}
}
