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, 2013 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_DEBUG_H
  20
  21 #include FT_INTERNAL_OBJECTS_H
  22 #include FT_SERVICE_OPENTYPE_VALIDATE_H
  23 #include FT_OPENTYPE_VALIDATE_H
  24
  25
  26   /* documentation is in ftotval.h */
  27
  28   FT_EXPORT_DEF( FT_Error )
  29   FT_OpenType_Validate( FT_Face    face,
  30                         FT_UInt    validation_flags,
  31                         FT_Bytes  *BASE_table,
  32                         FT_Bytes  *GDEF_table,
  33                         FT_Bytes  *GPOS_table,
  34                         FT_Bytes  *GSUB_table,
  35                         FT_Bytes  *JSTF_table )
  36   {
  37     FT_Service_OTvalidate  service;
  38     FT_Error               error;
  39
  40
  41     if ( !face )
  42     {
  43       error = FT_THROW( Invalid_Face_Handle );
  44       goto Exit;
  45     }
  46
  47     if ( !( BASE_table &&
  48             GDEF_table &&
  49             GPOS_table &&
  50             GSUB_table &&
  51             JSTF_table ) )
  52     {
  53       error = FT_THROW( Invalid_Argument );
  54       goto Exit;
  55     }
  56
  57     FT_FACE_FIND_GLOBAL_SERVICE( face, service, OPENTYPE_VALIDATE );
  58
  59     if ( service )
  60       error = service->validate( face,
  61                                  validation_flags,
  62                                  BASE_table,
  63                                  GDEF_table,
  64                                  GPOS_table,
  65                                  GSUB_table,
  66                                  JSTF_table );
  67     else
  68       error = FT_THROW( Unimplemented_Feature );
  69
  70   Exit:
  71     return error;
  72   }
  73
  74
  75   FT_EXPORT_DEF( void )
  76   FT_OpenType_Free( FT_Face   face,
  77                     FT_Bytes  table )
  78   {
  79     FT_Memory  memory;
  80
  81
  82     if ( !face )
  83       return;
  84
  85     memory = FT_FACE_MEMORY( face );
  86
  87     FT_FREE( table );
  88   }
  89
  90
  91 /* END */