SocketUDP.hpp

00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007-2008 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00025 #ifndef SFML_SOCKETUDP_HPP
00026 #define SFML_SOCKETUDP_HPP
00027 
00029 // Headers
00031 #include <SFML/Network/SocketHelper.hpp>
00032 #include <SFML/Network/Packet.hpp>
00033 #include <cstddef>
00034 
00035 
00036 namespace sf
00037 {
00038 class IPAddress;
00039 template <typename> class Selector;
00040 
00045 class SFML_API SocketUDP
00046 {
00047 public :
00048 
00053     SocketUDP();
00054 
00062     void SetBlocking(bool Blocking);
00063 
00072     bool Bind(unsigned short Port);
00073 
00080     bool Unbind();
00081 
00093     Socket::Status Send(const char* Data, std::size_t Size, const IPAddress& Address, unsigned short Port);
00094 
00107     Socket::Status Receive(char* Data, std::size_t MaxSize, std::size_t& SizeReceived, IPAddress& Address);
00108 
00119     Socket::Status Send(Packet& PacketToSend, const IPAddress& Address, unsigned short Port);
00120 
00131     Socket::Status Receive(Packet& PacketToReceive, IPAddress& Address);
00132 
00139     bool Close();
00140 
00148     bool IsValid() const;
00149 
00156     unsigned short GetPort() const;
00157 
00166     bool operator ==(const SocketUDP& Other) const;
00167 
00176     bool operator !=(const SocketUDP& Other) const;
00177 
00188     bool operator <(const SocketUDP& Other) const;
00189 
00190 private :
00191 
00192     friend class Selector<SocketUDP>;
00193 
00201     SocketUDP(SocketHelper::SocketType Descriptor);
00202 
00207     void Create();
00208 
00210     // Member data
00212     SocketHelper::SocketType mySocket;            
00213     unsigned short           myPort;              
00214     sf::Packet               myPendingPacket;     
00215     Int32                    myPendingPacketSize; 
00216 };
00217 
00218 } // namespace sf
00219 
00220 
00221 #endif // SFML_SOCKETUDP_HPP