00001 #ifndef GSGL_PLATFORM_MAPPED_FILE_H 00002 #define GSGL_PLATFORM_MAPPED_FILE_H 00003 00004 // 00005 // $Id: mapped_file.hpp 2 2008-03-01 20:58:50Z kulibali $ 00006 // 00007 // Copyright (c) 2008, The Periapsis Project. All rights reserved. 00008 // 00009 // Redistribution and use in source and binary forms, with or without 00010 // modification, are permitted provided that the following conditions are 00011 // met: 00012 // 00013 // * Redistributions of source code must retain the above copyright notice, 00014 // this list of conditions and the following disclaimer. 00015 // 00016 // * Redistributions in binary form must reproduce the above copyright 00017 // notice, this list of conditions and the following disclaimer in the 00018 // documentation and/or other materials provided with the distribution. 00019 // 00020 // * Neither the name of the The Periapsis Project nor the names of its 00021 // contributors may be used to endorse or promote products derived from 00022 // this software without specific prior written permission. 00023 // 00024 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 00025 // IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 00026 // TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00027 // PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 00028 // OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00029 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00030 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00031 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00032 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00033 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00034 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00035 // 00036 00037 #include "platform/platform.hpp" 00038 #include "data/fstream.hpp" 00039 00040 namespace gsgl 00041 { 00042 00043 class string; 00044 00045 namespace platform 00046 { 00047 00048 class PLATFORM_API mapped_file 00049 { 00050 void *file_handle, *map_handle; 00051 void *map_pointer; 00052 00053 unsigned int map_size; 00054 00055 public: 00056 mapped_file(const gsgl::string & fname, unsigned int io_open_mode = io::FILE_OPEN_READ, unsigned int create_size = 0); 00057 ~mapped_file(); 00058 00059 unsigned int get_size(); 00060 void *get_pointer(); 00061 }; // class mapped_file 00062 00063 00064 } // namespace platform 00065 00066 } // namespace gsgl 00067 00068 #endif
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