rifffile.h

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/***************************************************************************
    copyright            : (C) 2002 - 2008 by Scott Wheeler
    email                : wheeler@kde.org
 ***************************************************************************/

/***************************************************************************
 *   This library is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU Lesser General Public License version   *
 *   2.1 as published by the Free Software Foundation.                     *
 *                                                                         *
 *   This library 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 this library; if not, write to the Free Software   *
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA         *
 *   02110-1301  USA                                                       *
 *                                                                         *
 *   Alternatively, this file is available under the Mozilla Public        *
 *   License Version 1.1.  You may obtain a copy of the License at         *
 *   http://www.mozilla.org/MPL/                                           *
 ***************************************************************************/

#ifndef TAGLIB_RIFFFILE_H
#define TAGLIB_RIFFFILE_H

#include "tfile.h"
#include "taglib_export.h"

namespace TagLib {


  namespace RIFF {


    class TAGLIB_EXPORT File : public TagLib::File
    {
    public:
      ~File() override;

      File(const File &) = delete;
      File &operator=(const File &) = delete;

    protected:

      enum Endianness { BigEndian, LittleEndian };

      File(FileName file, Endianness endianness);
      File(IOStream *stream, Endianness endianness);

      unsigned int riffSize() const;

      unsigned int chunkCount() const;

      offset_t chunkOffset(unsigned int i) const;

      unsigned int chunkDataSize(unsigned int i) const;

      unsigned int chunkPadding(unsigned int i) const;

      ByteVector chunkName(unsigned int i) const;

      ByteVector chunkData(unsigned int i);

      void setChunkData(unsigned int i, const ByteVector &data);

      void setChunkData(const ByteVector &name, const ByteVector &data);

      void setChunkData(const ByteVector &name, const ByteVector &data, bool alwaysCreate);

      void removeChunk(unsigned int i);

      void removeChunk(const ByteVector &name);

    private:
      void read();
      void writeChunk(const ByteVector &name, const ByteVector &data,
                      offset_t offset, unsigned long replace = 0);

      void updateGlobalSize();

      class FilePrivate;
      TAGLIB_MSVC_SUPPRESS_WARNING_NEEDS_TO_HAVE_DLL_INTERFACE
      std::unique_ptr<FilePrivate> d;
    };
  }  // namespace RIFF
}  // namespace TagLib

#endif