third_party/freetype/include/internal/ftvalid.h - Issue 1416993005: Merge to XFA: Update bundled freetype to 2.6.1

Unified Diff: third_party/freetype/include/internal/ftvalid.h

Issue 1416993005: Merge to XFA: Update bundled freetype to 2.6.1 (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa

Patch Set: Created 5 years, 1 month ago

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Index: third_party/freetype/include/internal/ftvalid.h

diff --git a/third_party/freetype/include/internal/ftvalid.h b/third_party/freetype/include/internal/ftvalid.h

deleted file mode 100644

index 12ad03685add9ec008aee5f6c0fc7b38f59a47d9..0000000000000000000000000000000000000000

--- a/third_party/freetype/include/internal/ftvalid.h

+++ /dev/null

@@ -1,161 +0,0 @@

-/***************************************************************************/

-/* */

-/* ftvalid.h */

-/* */

-/* FreeType validation support (specification). */

-/* */

-/* 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. */

-/* */

-/***************************************************************************/

-#ifndef __FTVALID_H__

-#define __FTVALID_H__

-#include <ft2build.h>

-#include FT_CONFIG_STANDARD_LIBRARY_H /* for ft_setjmp and ft_longjmp */

-FT_BEGIN_HEADER

- /*************************************************************************/

- /**** ****/

- /**** V A L I D A T I O N ****/

- /**** ****/

- /*************************************************************************/

- /* handle to a validation object */

- typedef struct FT_ValidatorRec_ volatile* FT_Validator;

- /*************************************************************************/

- /* */

- /* There are three distinct validation levels defined here: */

- /* */

- /* FT_VALIDATE_DEFAULT :: */

- /* A table that passes this validation level can be used reliably by */

- /* FreeType. It generally means that all offsets have been checked to */

- /* prevent out-of-bound reads, that array counts are correct, etc. */

- /* */

- /* FT_VALIDATE_TIGHT :: */

- /* A table that passes this validation level can be used reliably and */

- /* doesn't contain invalid data. For example, a charmap table that */

- /* returns invalid glyph indices will not pass, even though it can */

- /* be used with FreeType in default mode (the library will simply */

- /* return an error later when trying to load the glyph). */

- /* */

- /* It also checks that fields which must be a multiple of 2, 4, or 8, */

- /* don't have incorrect values, etc. */

- /* */

- /* FT_VALIDATE_PARANOID :: */

- /* Only for font debugging. Checks that a table follows the */

- /* specification by 100%. Very few fonts will be able to pass this */

- /* level anyway but it can be useful for certain tools like font */

- /* editors/converters. */

- /* */

- typedef enum FT_ValidationLevel_

- {

- FT_VALIDATE_DEFAULT = 0,

- FT_VALIDATE_TIGHT,

- FT_VALIDATE_PARANOID

- } FT_ValidationLevel;

-#if defined( _MSC_VER ) /* Visual C++ (and Intel C++) */

- /* We disable the warning `structure was padded due to */

- /* __declspec(align())' in order to compile cleanly with */

- /* the maximum level of warnings. */

-#pragma warning( push )

-#pragma warning( disable : 4324 )

-#endif /* _MSC_VER */

- /* validator structure */

- typedef struct FT_ValidatorRec_

- {

- const FT_Byte* base; /* address of table in memory */

- const FT_Byte* limit; /* `base' + sizeof(table) in memory */

- FT_ValidationLevel level; /* validation level */

- FT_Error error; /* error returned. 0 means success */

- ft_jmp_buf jump_buffer; /* used for exception handling */

- } FT_ValidatorRec;

-#if defined( _MSC_VER )

-#pragma warning( pop )

-#endif

-#define FT_VALIDATOR( x ) ( (FT_Validator)( x ) )

- FT_BASE( void )

- ft_validator_init( FT_Validator valid,

- const FT_Byte* base,

- const FT_Byte* limit,

- FT_ValidationLevel level );

- /* Do not use this. It's broken and will cause your validator to crash */

- /* if you run it on an invalid font. */

- FT_BASE( FT_Int )

- ft_validator_run( FT_Validator valid );

- /* Sets the error field in a validator, then calls `longjmp' to return */

- /* to high-level caller. Using `setjmp/longjmp' avoids many stupid */

- /* error checks within the validation routines. */

- /* */

- FT_BASE( void )

- ft_validator_error( FT_Validator valid,

- FT_Error error );

- /* Calls ft_validate_error. Assumes that the `valid' local variable */

- /* holds a pointer to the current validator object. */

- /* */

- /* Use preprocessor prescan to pass FT_ERR_PREFIX. */

- /* */

-#define FT_INVALID( _prefix, _error ) FT_INVALID_( _prefix, _error )

-#define FT_INVALID_( _prefix, _error ) \

- ft_validator_error( valid, _prefix ## _error )

- /* called when a broken table is detected */

-#define FT_INVALID_TOO_SHORT \

- FT_INVALID( FT_ERR_PREFIX, Invalid_Table )

- /* called when an invalid offset is detected */

-#define FT_INVALID_OFFSET \

- FT_INVALID( FT_ERR_PREFIX, Invalid_Offset )

- /* called when an invalid format/value is detected */

-#define FT_INVALID_FORMAT \

- FT_INVALID( FT_ERR_PREFIX, Invalid_Table )

- /* called when an invalid glyph index is detected */

-#define FT_INVALID_GLYPH_ID \

- FT_INVALID( FT_ERR_PREFIX, Invalid_Glyph_Index )

- /* called when an invalid field value is detected */

-#define FT_INVALID_DATA \

- FT_INVALID( FT_ERR_PREFIX, Invalid_Table )

-FT_END_HEADER

-#endif /* __FTVALID_H__ */

-/* END */

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