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 )
FT_OpenType_Validate(FT_Face face,FT_UInt validation_flags,FT_Bytes * BASE_table,FT_Bytes * GDEF_table,FT_Bytes * GPOS_table,FT_Bytes * GSUB_table,FT_Bytes * JSTF_table)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 )
FT_OpenType_Free(FT_Face face,FT_Bytes table)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 */
90