| 1 | /***************************************************************************/ |
|---|
| 2 | /* */ |
|---|
| 3 | /* ftotval.c */ |
|---|
| 4 | /* */ |
|---|
| 5 | /* FreeType API for validating OpenType tables (body). */ |
|---|
| 6 | /* */ |
|---|
| 7 | /* Copyright 2004, 2006, 2008 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 = FT_FACE_MEMORY( face ); |
|---|
| 78 | |
|---|
| 79 | |
|---|
| 80 | FT_FREE( table ); |
|---|
| 81 | } |
|---|
| 82 | |
|---|
| 83 | |
|---|
| 84 | /* END */ |
|---|
