/modules/freetype2/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 */