win32.h

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// -*- mode: c++; tab-width: 4; indent-tabs-mode: t; c-file-style: "stroustrup"; -*-
// vi:set ts=4 sts=4 sw=4 noet :
// Copyright 2009, 2010, The TPIE development team
//
// This file is part of TPIE.
//
// TPIE is free software: you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License as published by the
// Free Software Foundation, either version 3 of the License, or (at your
// option) any later version.
//
// TPIE is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
// License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with TPIE.  If not, see <http://www.gnu.org/licenses/>


#ifndef _TPIE_FILE_ACCESSOR_WIN32_H
#define _TPIE_FILE_ACCESSOR_WIN32_H

#include <tpie/config.h>

#include <io.h>
#include <windows.h>
#include <IntSafe.h>
#include <string>
#undef NO_ERROR

#include <tpie/file_accessor/stream_accessor_base.h>
namespace tpie {
namespace file_accessor {


class win32 {
private:
    HANDLE m_fd;
    DWORD m_creationFlag;

public:
    inline win32();
    inline ~win32() {close_i();}

    inline void open_wo(const std::string & path);
    inline void open_ro(const std::string & path);
    inline bool try_open_rw(const std::string & path);
    inline void open_rw_new(const std::string & path);

    inline void read_i(void * data, memory_size_type size);
    inline void write_i(const void * data, memory_size_type size);
    inline void seek_i(stream_size_type offset);
    inline stream_size_type file_size_i();
    inline void close_i();
    inline void truncate_i(stream_size_type bytes);
    inline bool is_open() const;

    inline void set_cache_hint(cache_hint cacheHint);

private:
    inline void _open(const std::string & path, DWORD access, DWORD create_mode);
};

}
}

#include <tpie/file_accessor/win32.inl>

#endif //_TPIE_FILE_ACCESSOR_WIN32_H