| /**************************************************************************** |
| * |
| * ftgxval.c |
| * |
| * FreeType API for validating TrueTypeGX/AAT tables (body). |
| * |
| * Copyright (C) 2004-2021 by |
| * Masatake YAMATO, Redhat K.K, |
| * David Turner, Robert Wilhelm, and Werner Lemberg. |
| * |
| * This file is part of the FreeType project, and may only be used, |
| * modified, and distributed under the terms of the FreeType project |
| * license, LICENSE.TXT. By continuing to use, modify, or distribute |
| * this file you indicate that you have read the license and |
| * understand and accept it fully. |
| * |
| */ |
| |
| /**************************************************************************** |
| * |
| * gxvalid is derived from both gxlayout module and otvalid module. |
| * Development of gxlayout is supported by the Information-technology |
| * Promotion Agency(IPA), Japan. |
| * |
| */ |
| |
| |
| #include <freetype/internal/ftdebug.h> |
| |
| #include <freetype/internal/ftobjs.h> |
| #include <freetype/internal/services/svgxval.h> |
| |
| |
| /* documentation is in ftgxval.h */ |
| |
| FT_EXPORT_DEF( FT_Error ) |
| FT_TrueTypeGX_Validate( FT_Face face, |
| FT_UInt validation_flags, |
| FT_Bytes tables[FT_VALIDATE_GX_LENGTH], |
| FT_UInt table_length ) |
| { |
| FT_Service_GXvalidate service; |
| FT_Error error; |
| |
| |
| if ( !face ) |
| { |
| error = FT_THROW( Invalid_Face_Handle ); |
| goto Exit; |
| } |
| |
| if ( !tables ) |
| { |
| error = FT_THROW( Invalid_Argument ); |
| goto Exit; |
| } |
| |
| FT_FACE_FIND_GLOBAL_SERVICE( face, service, GX_VALIDATE ); |
| |
| if ( service ) |
| error = service->validate( face, |
| validation_flags, |
| tables, |
| table_length ); |
| else |
| error = FT_THROW( Unimplemented_Feature ); |
| |
| Exit: |
| return error; |
| } |
| |
| |
| FT_EXPORT_DEF( void ) |
| FT_TrueTypeGX_Free( FT_Face face, |
| FT_Bytes table ) |
| { |
| FT_Memory memory; |
| |
| |
| if ( !face ) |
| return; |
| |
| memory = FT_FACE_MEMORY( face ); |
| |
| FT_FREE( table ); |
| } |
| |
| |
| FT_EXPORT_DEF( FT_Error ) |
| FT_ClassicKern_Validate( FT_Face face, |
| FT_UInt validation_flags, |
| FT_Bytes *ckern_table ) |
| { |
| FT_Service_CKERNvalidate service; |
| FT_Error error; |
| |
| |
| if ( !face ) |
| { |
| error = FT_THROW( Invalid_Face_Handle ); |
| goto Exit; |
| } |
| |
| if ( !ckern_table ) |
| { |
| error = FT_THROW( Invalid_Argument ); |
| goto Exit; |
| } |
| |
| FT_FACE_FIND_GLOBAL_SERVICE( face, service, CLASSICKERN_VALIDATE ); |
| |
| if ( service ) |
| error = service->validate( face, |
| validation_flags, |
| ckern_table ); |
| else |
| error = FT_THROW( Unimplemented_Feature ); |
| |
| Exit: |
| return error; |
| } |
| |
| |
| FT_EXPORT_DEF( void ) |
| FT_ClassicKern_Free( FT_Face face, |
| FT_Bytes table ) |
| { |
| FT_Memory memory; |
| |
| |
| if ( !face ) |
| return; |
| |
| memory = FT_FACE_MEMORY( face ); |
| |
| |
| FT_FREE( table ); |
| } |
| |
| |
| /* END */ |