XFA: merge patch from CL 815103002
[pdfium.git] / third_party / freetype / 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 */