readfile.h

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * xoreos 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef COMMON_READFILE_H
#define COMMON_READFILE_H

#include <cstdio>

#include <boost/noncopyable.hpp>

#include "src/common/types.h"
#include "src/common/readstream.h"

namespace Common {

class UString;

class ReadFile : boost::noncopyable, public SeekableReadStream {
public:
    ReadFile();
    ReadFile(const UString &fileName);
    ~ReadFile();

    bool open(const UString &fileName);

    void close();

    bool isOpen() const;

    bool eos() const;

    size_t pos() const;
    size_t size() const;

    size_t seek(ptrdiff_t offset, Origin whence = kOriginBegin);
    size_t read(void *dataPtr, size_t dataSize);

protected:
    std::FILE *_handle; 
    size_t _size;       
};

} // End of namespace Common

#endif // COMMON_READFILE_H