1  /****************************************************************************
       2   *
       3   * ftbase.h
       4   *
       5   *   Private functions used in the `base' module (specification).
       6   *
       7   * Copyright (C) 2008-2023 by
       8   * David Turner, Robert Wilhelm, Werner Lemberg, and suzuki toshiya.
       9   *
      10   * This file is part of the FreeType project, and may only be used,
      11   * modified, and distributed under the terms of the FreeType project
      12   * license, LICENSE.TXT.  By continuing to use, modify, or distribute
      13   * this file you indicate that you have read the license and
      14   * understand and accept it fully.
      15   *
      16   */
      17  
      18  
      19  #ifndef FTBASE_H_
      20  #define FTBASE_H_
      21  
      22  
      23  #include <freetype/internal/ftobjs.h>
      24  
      25  
      26  FT_BEGIN_HEADER
      27  
      28  
      29    FT_DECLARE_GLYPH( ft_bitmap_glyph_class )
      30    FT_DECLARE_GLYPH( ft_outline_glyph_class )
      31    FT_DECLARE_GLYPH( ft_svg_glyph_class )
      32  
      33  
      34  #ifdef FT_CONFIG_OPTION_MAC_FONTS
      35  
      36    /* MacOS resource fork cannot exceed 16MB at least for Carbon code; */
      37    /* see https://support.microsoft.com/en-us/kb/130437                */
      38  #define FT_MAC_RFORK_MAX_LEN  0x00FFFFFFUL
      39  
      40  
      41    /* Assume the stream is sfnt-wrapped PS Type1 or sfnt-wrapped CID-keyed */
      42    /* font, and try to load a face specified by the face_index.            */
      43    FT_LOCAL( FT_Error )
      44    open_face_PS_from_sfnt_stream( FT_Library     library,
      45                                   FT_Stream      stream,
      46                                   FT_Long        face_index,
      47                                   FT_Int         num_params,
      48                                   FT_Parameter  *params,
      49                                   FT_Face       *aface );
      50  
      51  
      52    /* Create a new FT_Face given a buffer and a driver name. */
      53    /* From ftmac.c.                                          */
      54    FT_LOCAL( FT_Error )
      55    open_face_from_buffer( FT_Library   library,
      56                           FT_Byte*     base,
      57                           FT_ULong     size,
      58                           FT_Long      face_index,
      59                           const char*  driver_name,
      60                           FT_Face     *aface );
      61  
      62  
      63  #if  defined( FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK ) && \
      64      !defined( FT_MACINTOSH )
      65    /* Mac OS X/Darwin kernel often changes recommended method to access */
      66    /* the resource fork and older methods makes the kernel issue the    */
      67    /* warning of deprecated method.  To calm it down, the methods based */
      68    /* on Darwin VFS should be grouped and skip the rest methods after   */
      69    /* the case the resource is opened but found to lack a font in it.   */
      70    FT_LOCAL( FT_Bool )
      71    ft_raccess_rule_by_darwin_vfs( FT_Library library, FT_UInt  rule_index );
      72  #endif
      73  
      74  #endif /* FT_CONFIG_OPTION_MAC_FONTS */
      75  
      76  
      77  FT_END_HEADER
      78  
      79  #endif /* FTBASE_H_ */
      80  
      81  
      82  /* END */