public TcpConnection Accept()
{
IntPtr accepted = SocketImports.accept(_handle, IntPtr.Zero, 0);
if (accepted == new IntPtr(-1))
{
var error = SocketImports.WSAGetLastError();
SocketImports.WSACleanup();
throw new Exception(String.Format("listen failed with {0}", error));
}
return(new TcpConnection(accepted));
}
public int Receive(byte[] bytes)
{
unsafe
{
fixed(byte *buffer = bytes)
{
IntPtr ptr = new IntPtr(buffer);
int bytesReceived = SocketImports.recv(Handle, ptr, bytes.Length, 0);
if (bytesReceived < 0)
{
var error = SocketImports.WSAGetLastError();
throw new Exception(String.Format("receive failed with {0}", error));
}
return(bytesReceived);
}
}
}
public int Send(byte[] bytes, int count)
{
unsafe
{
fixed(byte *buffer = bytes)
{
IntPtr ptr = new IntPtr(buffer);
int bytesSent = SocketImports.send(_handle, ptr, count, 0);
if (bytesSent == SocketImports.SOCKET_ERROR)
{
var error = SocketImports.WSAGetLastError();
throw new Exception(String.Format("send failed with {0}", error));
}
return(bytesSent);
}
}
}
public TcpServer(ushort port, byte address1, byte address2, byte address3, byte address4)
{
var version = new TcpServer.Version(2, 2);
WSDATA data;
int result = SocketImports.WSAStartup((short)version.Raw, out data);
if (result != 0)
{
var error = SocketImports.WSAGetLastError();
throw new Exception(String.Format("ERROR: WSAStartup returned {0}", error));
}
_handle = SocketImports.socket(ADDRESS_FAMILIES.AF_INET, SOCKET_TYPE.SOCK_STREAM, PROTOCOL.IPPROTO_TCP);
if (_handle == IntPtr.Zero)
{
var error = SocketImports.WSAGetLastError();
SocketImports.WSACleanup();
throw new Exception(String.Format("ERROR: socket returned {0}", error));
}
Start(port, address1, address2, address3, address4);
}
