113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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////////////////////////////////////////////////////////////
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#ifndef SFML_SELECTORBASE_HPP
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#define SFML_SELECTORBASE_HPP
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////////////////////////////////////////////////////////////
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// Headers
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////////////////////////////////////////////////////////////
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#include <SFML/Config.hpp>
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#include <SFML/Network/SocketHelper.hpp>
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#include <map>
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namespace sf
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{
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////////////////////////////////////////////////////////////
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/// Private base class for selectors.
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/// As Selector is a template class, this base is needed so that
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/// every system call get compiled in SFML (not inlined)
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////////////////////////////////////////////////////////////
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class SFML_API SelectorBase
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{
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public :
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////////////////////////////////////////////////////////////
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/// Default constructor
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///
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////////////////////////////////////////////////////////////
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SelectorBase();
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////////////////////////////////////////////////////////////
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/// Add a socket to watch
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///
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/// \param Socket : Socket to add
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///
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////////////////////////////////////////////////////////////
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void Add(SocketHelper::SocketType Socket);
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////////////////////////////////////////////////////////////
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/// Remove a socket
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///
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/// \param Socket : Socket to remove
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///
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////////////////////////////////////////////////////////////
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void Remove(SocketHelper::SocketType Socket);
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////////////////////////////////////////////////////////////
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/// Remove all sockets
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///
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////////////////////////////////////////////////////////////
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void Clear();
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////////////////////////////////////////////////////////////
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/// Wait and collect sockets which are ready for reading.
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/// This functions will return either when at least one socket
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/// is ready, or when the given time is out
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///
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/// \param Timeout : Timeout, in seconds (0 by default : no timeout)
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///
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/// \return Number of sockets ready to be read
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///
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////////////////////////////////////////////////////////////
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unsigned int Wait(float Timeout = 0.f);
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////////////////////////////////////////////////////////////
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/// After a call to Wait(), get the Index-th socket which is
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/// ready for reading. The total number of sockets ready
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/// is the integer returned by the previous call to Wait()
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///
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/// \param Index : Index of the socket to get
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///
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/// \return The Index-th socket
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///
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////////////////////////////////////////////////////////////
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SocketHelper::SocketType GetSocketReady(unsigned int Index);
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private :
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////////////////////////////////////////////////////////////
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// Member data
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////////////////////////////////////////////////////////////
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fd_set mySet; ///< Set of socket to watch
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fd_set mySetReady; ///< Set of socket which are ready for reading
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int myMaxSocket; ///< Maximum socket index
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};
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} // namespace sf
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#endif // SFML_SELECTORBASE_HPP
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