components/files/lowlevelfile.hpp

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#ifndef COMPONENTS_FILES_LOWLEVELFILE_HPP
#define COMPONENTS_FILES_LOWLEVELFILE_HPP

#include <OgrePlatform.h>

#include <cstdlib>

#define FILE_API_STDIO  0
#define FILE_API_POSIX  1
#define FILE_API_WIN32  2

#if OGRE_PLATFORM == OGRE_PLATFORM_LINUX
#define FILE_API        FILE_API_POSIX
#elif OGRE_PLATFORM == OGRE_PLATFORM_WIN32
#define FILE_API        FILE_API_WIN32
#else
#define FILE_API        FILE_API_STDIO
#endif

#if FILE_API == FILE_API_STDIO
#include <cstdio>
#elif FILE_API == FILE_API_POSIX
#elif FILE_API == FILE_API_WIN32
#include <windows.h>
#else
#error Unsupported File API
#endif

class LowLevelFile
{
public:

        LowLevelFile ();
        ~LowLevelFile ();

        void open (char const * filename);
        void close ();

        size_t size ();

        void seek (size_t Position);
        size_t tell ();

        size_t read (void * data, size_t size);

private:
#if FILE_API == FILE_API_STDIO
        FILE* mHandle;
#elif FILE_API == FILE_API_POSIX
        int mHandle;
#elif FILE_API == FILE_API_WIN32
        HANDLE mHandle;
#endif
};

#endif