Add sfml network library. Hopefully this will make net-related coding a breeze :)

Note that as it is not used by anything yet, it has not yet been added as a dependency for any projects

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3184 8ced0084-cf51-0410-be5f-012b33b47a6e

Externals/SFML/include/SFML/Network/SocketHelper.hpp

@@ -0,0 +1,64 @@
+////////////////////////////////////////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2008 Laurent Gomila (laurent.gom@gmail.com)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+//    you must not claim that you wrote the original software.
+//    If you use this software in a product, an acknowledgment
+//    in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+//    and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+#ifndef SFML_SOCKETHELPER_HPP
+#define SFML_SOCKETHELPER_HPP
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+#include <SFML/Config.hpp>
+
+
+namespace sf
+{
+namespace Socket
+{
+    ////////////////////////////////////////////////////////////
+    /// Enumeration of status returned by socket functions
+    ////////////////////////////////////////////////////////////
+    enum Status
+    {
+        Done,         ///< The socket has sent / received the data
+        NotReady,     ///< The socket is not ready to send / receive data yet
+        Disconnected, ///< The TCP socket has been disconnected
+        Error         ///< An unexpected error happened
+    };
+}
+
+} // namespace sf
+
+
+#ifdef SFML_SYSTEM_WINDOWS
+
+    #include <SFML/Network/Win32/SocketHelper.hpp>
+
+#else
+
+    #include <SFML/Network/Unix/SocketHelper.hpp>
+
+#endif
+
+
+#endif // SFML_SOCKETHELPER_HPP