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libsfml  1.6+dfsg2
Packet.hpp
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00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007-2009 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_PACKET_HPP
00026 #define SFML_PACKET_HPP
00027 
00029 // Headers
00031 #include <SFML/Config.hpp>
00032 #include <string>
00033 #include <vector>
00034 
00035 
00036 namespace sf
00037 {
00041 class SFML_API Packet
00042 {
00043 public :
00044 
00049     Packet();
00050 
00055     virtual ~Packet();
00056 
00064     void Append(const void* Data, std::size_t SizeInBytes);
00065 
00070     void Clear();
00071 
00080     const char* GetData() const;
00081 
00088     std::size_t GetDataSize() const;
00089 
00096     bool EndOfPacket() const;
00097 
00104     operator bool() const;
00105 
00110     Packet& operator >>(bool&         Data);
00111     Packet& operator >>(Int8&         Data);
00112     Packet& operator >>(Uint8&        Data);
00113     Packet& operator >>(Int16&        Data);
00114     Packet& operator >>(Uint16&       Data);
00115     Packet& operator >>(Int32&        Data);
00116     Packet& operator >>(Uint32&       Data);
00117     Packet& operator >>(float&        Data);
00118     Packet& operator >>(double&       Data);
00119     Packet& operator >>(char*         Data);
00120     Packet& operator >>(std::string&  Data);
00121     Packet& operator >>(wchar_t*      Data);
00122     Packet& operator >>(std::wstring& Data);
00123 
00128     Packet& operator <<(bool                Data);
00129     Packet& operator <<(Int8                Data);
00130     Packet& operator <<(Uint8               Data);
00131     Packet& operator <<(Int16               Data);
00132     Packet& operator <<(Uint16              Data);
00133     Packet& operator <<(Int32               Data);
00134     Packet& operator <<(Uint32              Data);
00135     Packet& operator <<(float               Data);
00136     Packet& operator <<(double              Data);
00137     Packet& operator <<(const char*         Data);
00138     Packet& operator <<(const std::string&  Data);
00139     Packet& operator <<(const wchar_t*      Data);
00140     Packet& operator <<(const std::wstring& Data);
00141 
00142 private :
00143 
00144     friend class SocketTCP;
00145     friend class SocketUDP;
00146 
00155     bool CheckSize(std::size_t Size);
00156 
00165     virtual const char* OnSend(std::size_t& DataSize);
00166 
00174     virtual void OnReceive(const char* Data, std::size_t DataSize);
00175 
00177     // Member data
00179     std::vector<char> myData;    
00180     std::size_t       myReadPos; 
00181     bool              myIsValid; 
00182 };
00183 
00184 } // namespace sf
00185 
00186 
00187 #endif // SFML_PACKET_HPP