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c_wrapper.cpp

// id3lib: a C++ library for creating and manipulating id3v1/v2 tags
// Copyright 1999, 2000  Scott Thomas Haug
// Copyright 2002 Thijmen Klok (thijmen@id3lib.org)

// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// 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 Library General Public
// License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this library; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

// The id3lib authors encourage improvements and optimisations to be sent to
// the id3lib coordinator.  Please see the README file for details on where to
// send such submissions.  See the AUTHORS file for a list of people who have
// contributed to id3lib.  See the ChangeLog file for a list of changes to
// id3lib.  These files are distributed with id3lib at
// http://download.sourceforge.net/id3lib/

//#include <string.h>
#include <config.h>

#ifdef ENABLE_MP3

#include <id3.h>
#include <id3/field.h>
#include <id3/tag.h>

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */

#define ID3_CATCH(code) try { code; } catch (...) { }

  //
  // Tag wrappers
  //

  ID3_C_EXPORT bool CCONV
  ID3Field_SetEncoding(ID3Field *field, ID3_TextEnc enc)
  {
    bool changed = false;
    if (field)
    {
      ID3_CATCH(changed = reinterpret_cast<ID3_Field *>(field)->SetEncoding(enc));
    }
    return changed;
  }

  ID3_C_EXPORT ID3_TextEnc CCONV
  ID3Field_GetEncoding(const ID3Field *field)
  {
    ID3_TextEnc enc = ID3TE_NONE;
    if (field)
    {
      ID3_CATCH(enc = reinterpret_cast<const ID3_Field *>(field)->GetEncoding());
    }
    return enc;
  }

  ID3_C_EXPORT bool CCONV
  ID3Field_IsEncodable(const ID3Field *field)
  {
    bool isEncodable = false;
    if (field)
    {
      ID3_CATCH(isEncodable = reinterpret_cast<const ID3_Field *>(field)->IsEncodable());
    }
    return isEncodable;
  }

  ID3_C_EXPORT ID3_FieldType CCONV
  ID3Field_GetType(const ID3Field *field)
  {
    ID3_FieldType fieldType = ID3FTY_NONE;
    if (field)
    {
      ID3_CATCH(fieldType = reinterpret_cast<const ID3_Field *>(field)->GetType());
    }
    return fieldType;
  }
  
  /*ID3_C_EXPORT ID3_FieldID CCONV
  ID3Field_GetID(const ID3Field *field)
  {
    ID3_FieldID fieldID = ID3FN_NOFIELD;
    if (field)
    {
      ID3_CATCH(fieldType = reinterpret_cast<const ID3_Field *>(field)->GetID());
    }
    return fieldType;
  }*/



  //
  // Header wrappers
  //
  
  // Call with :
  //    const Mp3_Headerinfo* headerInfo = ID3Tag_GetMp3HeaderInfo(tag);
  ID3_C_EXPORT const Mp3_Headerinfo* CCONV
  ID3Tag_GetMp3HeaderInfo(ID3Tag *tag)
  {
    const Mp3_Headerinfo* headerInfo = NULL;
    if (tag)
    {
      ID3_CATCH(headerInfo = reinterpret_cast<const ID3_Tag *>(tag)->GetMp3HeaderInfo());
    }
    return headerInfo;
  }

  // Call with :
  //    Mp3_Headerinfo* headerInfo = malloc(sizeof(Mp3_Headerinfo));
  //    ID3Tag_GetMp3HeaderInfo(tag, headerInfo);
  /*ID3_C_EXPORT bool CCONV
  ID3Tag_GetMp3HeaderInfo(ID3Tag *tag, Mp3_Headerinfo* headerInfo)
  {
    const Mp3_Headerinfo* rem_headerInfo = NULL;
    if (tag)
    {
     ID3_CATCH(rem_headerInfo = reinterpret_cast<const ID3_Tag * >(tag)->GetMp3HeaderInfo());
    }
    // Does GCC understand this? (VS does)
    if (rem_headerInfo) *headerInfo=*rem_headerInfo; 
    return rem_headerInfo!=NULL;
  }*/


#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* ENABLE_MP3 */

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