src/base/ftotval.c

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  ftotval.c                                                              */
   4 /*                                                                         */
   5 /*    FreeType API for validating OpenType tables (body).                  */
   6 /*                                                                         */
   7 /*  Copyright 2004, 2006, 2008, 2010 by                                    */
   8 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
   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 #include <ft2build.h>
  19 #include FT_INTERNAL_OBJECTS_H
  20 #include FT_SERVICE_OPENTYPE_VALIDATE_H
  21 #include FT_OPENTYPE_VALIDATE_H
  22
  23
  24   /* documentation is in ftotval.h */
  25
  26   FT_EXPORT_DEF( FT_Error )
  27   FT_OpenType_Validate( FT_Face    face,
  28                         FT_UInt    validation_flags,
  29                         FT_Bytes  *BASE_table,
  30                         FT_Bytes  *GDEF_table,
  31                         FT_Bytes  *GPOS_table,
  32                         FT_Bytes  *GSUB_table,
  33                         FT_Bytes  *JSTF_table )
  34   {
  35     FT_Service_OTvalidate  service;
  36     FT_Error               error;
  37
  38
  39     if ( !face )
  40     {
  41       error = FT_Err_Invalid_Face_Handle;
  42       goto Exit;
  43     }
  44
  45     if ( !( BASE_table &&
  46             GDEF_table &&
  47             GPOS_table &&
  48             GSUB_table &&
  49             JSTF_table ) )
  50     {
  51       error = FT_Err_Invalid_Argument;
  52       goto Exit;
  53     }
  54
  55     FT_FACE_FIND_GLOBAL_SERVICE( face, service, OPENTYPE_VALIDATE );
  56
  57     if ( service )
  58       error = service->validate( face,
  59                                  validation_flags,
  60                                  BASE_table,
  61                                  GDEF_table,
  62                                  GPOS_table,
  63                                  GSUB_table,
  64                                  JSTF_table );
  65     else
  66       error = FT_Err_Unimplemented_Feature;
  67
  68   Exit:
  69     return error;
  70   }
  71
  72
  73   FT_EXPORT_DEF( void )
  74   FT_OpenType_Free( FT_Face   face,
  75                     FT_Bytes  table )
  76   {
  77     FT_Memory  memory;
  78
  79
  80     if ( !face )
  81       return;
  82
  83     memory = FT_FACE_MEMORY( face );
  84
  85     FT_FREE( table );
  86   }
  87
  88
  89 /* END */