/extlibs/SFML/src/SFML/Network/Unix/SocketImpl.hpp

  1////////////////////////////////////////////////////////////
  2//
  3// SFML - Simple and Fast Multimedia Library
  4// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
  5//
  6// This software is provided 'as-is', without any express or implied warranty.
  7// In no event will the authors be held liable for any damages arising from the use of this software.
  8//
  9// Permission is granted to anyone to use this software for any purpose,
 10// including commercial applications, and to alter it and redistribute it freely,
 11// subject to the following restrictions:
 12//
 13// 1. The origin of this software must not be misrepresented;
 14//    you must not claim that you wrote the original software.
 15//    If you use this software in a product, an acknowledgment
 16//    in the product documentation would be appreciated but is not required.
 17//
 18// 2. Altered source versions must be plainly marked as such,
 19//    and must not be misrepresented as being the original software.
 20//
 21// 3. This notice may not be removed or altered from any source distribution.
 22//
 23////////////////////////////////////////////////////////////
 24
 25#ifndef SFML_SOCKETIMPL_HPP
 26#define SFML_SOCKETIMPL_HPP
 27
 28////////////////////////////////////////////////////////////
 29// Headers
 30////////////////////////////////////////////////////////////
 31#include <SFML/Network/Socket.hpp>
 32#include <sys/types.h>
 33#include <sys/socket.h>
 34#include <netinet/in.h>
 35#include <netinet/tcp.h>
 36#include <arpa/inet.h>
 37#include <netdb.h>
 38#include <unistd.h>
 39
 40
 41namespace sf
 42{
 43namespace priv
 44{
 45////////////////////////////////////////////////////////////
 46/// \brief Helper class implementing all the non-portable
 47///        socket stuff; this is the Unix version
 48///
 49////////////////////////////////////////////////////////////
 50class SocketImpl
 51{
 52public :
 53
 54    ////////////////////////////////////////////////////////////
 55    // Types
 56    ////////////////////////////////////////////////////////////
 57    typedef socklen_t AddrLength;
 58
 59    ////////////////////////////////////////////////////////////
 60    /// \brief Create an internal sockaddr_in address
 61    ///
 62    /// \param address Target address
 63    /// \param port    Target port
 64    ///
 65    /// \return sockaddr_in ready to be used by socket functions
 66    ///
 67    ////////////////////////////////////////////////////////////
 68    static sockaddr_in CreateAddress(unsigned long address, unsigned short port);
 69
 70    ////////////////////////////////////////////////////////////
 71    /// \brief Return the value of the invalid socket
 72    ///
 73    /// \return Special value of the invalid socket
 74    ///
 75    ////////////////////////////////////////////////////////////
 76    static SocketHandle InvalidSocket();
 77
 78    ////////////////////////////////////////////////////////////
 79    /// \brief Close and destroy a socket
 80    ///
 81    /// \param sock Handle of the socket to close
 82    ///
 83    ////////////////////////////////////////////////////////////
 84    static void Close(SocketHandle sock);
 85
 86    ////////////////////////////////////////////////////////////
 87    /// \brief Set a socket as blocking or non-blocking
 88    ///
 89    /// \param sock  Handle of the socket
 90    /// \param block New blocking state of the socket
 91    ///
 92    ////////////////////////////////////////////////////////////
 93    static void SetBlocking(SocketHandle sock, bool block);
 94
 95    ////////////////////////////////////////////////////////////
 96    /// Get the last socket error status
 97    ///
 98    /// \return Status corresponding to the last socket error
 99    ///
100    ////////////////////////////////////////////////////////////
101    static Socket::Status GetErrorStatus();
102};
103
104} // namespace priv
105
106} // namespace sf
107
108
109#endif // SFML_SOCKETIMPL_HPP