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-rw-r--r--src/otvalid/Jamfile29
-rw-r--r--src/otvalid/module.mk23
-rw-r--r--src/otvalid/otvalid.c30
-rw-r--r--src/otvalid/otvalid.h72
-rw-r--r--src/otvalid/otvbase.c318
-rw-r--r--src/otvalid/otvcommn.c1055
-rw-r--r--src/otvalid/otvcommn.h436
-rw-r--r--src/otvalid/otverror.h43
-rw-r--r--src/otvalid/otvgdef.c219
-rw-r--r--src/otvalid/otvgpos.c1013
-rw-r--r--src/otvalid/otvgpos.h36
-rw-r--r--src/otvalid/otvgsub.c584
-rw-r--r--src/otvalid/otvjstf.c258
-rw-r--r--src/otvalid/otvmod.c242
-rw-r--r--src/otvalid/otvmod.h39
-rw-r--r--src/otvalid/rules.mk77
16 files changed, 0 insertions, 4474 deletions
diff --git a/src/otvalid/Jamfile b/src/otvalid/Jamfile
deleted file mode 100644
index 35a14c6..0000000
--- a/src/otvalid/Jamfile
+++ /dev/null
@@ -1,29 +0,0 @@
-# FreeType 2 src/otvalid Jamfile
-#
-# Copyright 2004 by
-# 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.
-
-SubDir FT2_TOP $(FT2_SRC_DIR) otvalid ;
-
-{
- local _sources ;
-
- if $(FT2_MULTI)
- {
- _sources = otvbase otvcommn otvgdef otvgpos otvgsub otvjstf otvmod ;
- }
- else
- {
- _sources = otvalid ;
- }
-
- Library $(FT2_LIB) : $(_sources).c ;
-}
-
-# end of src/otvalid Jamfile
diff --git a/src/otvalid/module.mk b/src/otvalid/module.mk
deleted file mode 100644
index aa4db04..0000000
--- a/src/otvalid/module.mk
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# FreeType 2 otvalid module definition
-#
-
-
-# Copyright 2004, 2006 by
-# David Turner, Robert Wilhelm, and Werner Lemberg.
-#
-# This file is part of the FreeType project, and may only be used, modified,
-# and distributed under the terms of the FreeType project license,
-# LICENSE.TXT. By continuing to use, modify, or distribute this file you
-# indicate that you have read the license and understand and accept it
-# fully.
-
-
-FTMODULE_H_COMMANDS += OTVALID_MODULE
-
-define OTVALID_MODULE
-$(OPEN_DRIVER)otv_module_class$(CLOSE_DRIVER)
-$(ECHO_DRIVER)otvalid $(ECHO_DRIVER_DESC)OpenType validation module$(ECHO_DRIVER_DONE)
-endef
-
-# EOF
diff --git a/src/otvalid/otvalid.c b/src/otvalid/otvalid.c
deleted file mode 100644
index 2f85f60..0000000
--- a/src/otvalid/otvalid.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvalid.c */
-/* */
-/* FreeType validator for OpenType tables (body only). */
-/* */
-/* Copyright 2004 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-#define FT_MAKE_OPTION_SINGLE_OBJECT
-
-#include <ft2build.h>
-
-#include "otvbase.c"
-#include "otvcommn.c"
-#include "otvgdef.c"
-#include "otvgpos.c"
-#include "otvgsub.c"
-#include "otvjstf.c"
-#include "otvmod.c"
-
-/* END */
diff --git a/src/otvalid/otvalid.h b/src/otvalid/otvalid.h
deleted file mode 100644
index 38f030f..0000000
--- a/src/otvalid/otvalid.h
+++ /dev/null
@@ -1,72 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvalid.h */
-/* */
-/* OpenType table validation (specification only). */
-/* */
-/* Copyright 2004 by */
-/* 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 __OTVALID_H__
-#define __OTVALID_H__
-
-
-#include <ft2build.h>
-#include FT_FREETYPE_H
-
-#include "otverror.h" /* must come before FT_INTERNAL_VALIDATE_H */
-
-#include FT_INTERNAL_VALIDATE_H
-#include FT_INTERNAL_STREAM_H
-
-
-FT_BEGIN_HEADER
-
-
- FT_LOCAL( void )
- otv_BASE_validate( FT_Bytes table,
- FT_Validator valid );
-
- /* GSUB and GPOS tables should already be validated; */
- /* if missing, set corresponding argument to 0 */
- FT_LOCAL( void )
- otv_GDEF_validate( FT_Bytes table,
- FT_Bytes gsub,
- FT_Bytes gpos,
- FT_Validator valid );
-
- FT_LOCAL( void )
- otv_GPOS_validate( FT_Bytes table,
- FT_UInt glyph_count,
- FT_Validator valid );
-
- FT_LOCAL( void )
- otv_GSUB_validate( FT_Bytes table,
- FT_UInt glyph_count,
- FT_Validator valid );
-
- /* GSUB and GPOS tables should already be validated; */
- /* if missing, set corresponding argument to 0 */
- FT_LOCAL( void )
- otv_JSTF_validate( FT_Bytes table,
- FT_Bytes gsub,
- FT_Bytes gpos,
- FT_UInt glyph_count,
- FT_Validator valid );
-
-
-FT_END_HEADER
-
-#endif /* __OTVALID_H__ */
-
-
-/* END */
diff --git a/src/otvalid/otvbase.c b/src/otvalid/otvbase.c
deleted file mode 100644
index 8ad2238..0000000
--- a/src/otvalid/otvbase.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvbase.c */
-/* */
-/* OpenType BASE table validation (body). */
-/* */
-/* Copyright 2004 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvalid.h"
-#include "otvcommn.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvbase
-
-
- static void
- otv_BaseCoord_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BaseCoordFormat;
-
-
- OTV_NAME_ENTER( "BaseCoord" );
-
- OTV_LIMIT_CHECK( 4 );
- BaseCoordFormat = FT_NEXT_USHORT( p );
- p += 2; /* skip Coordinate */
-
- OTV_TRACE(( " (format %d)\n", BaseCoordFormat ));
-
- switch ( BaseCoordFormat )
- {
- case 1: /* BaseCoordFormat1 */
- break;
-
- case 2: /* BaseCoordFormat2 */
- OTV_LIMIT_CHECK( 4 ); /* ReferenceGlyph, BaseCoordPoint */
- break;
-
- case 3: /* BaseCoordFormat3 */
- OTV_LIMIT_CHECK( 2 );
- /* DeviceTable */
- otv_Device_validate( table + FT_NEXT_USHORT( p ), valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- static void
- otv_BaseTagList_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BaseTagCount;
-
-
- OTV_NAME_ENTER( "BaseTagList" );
-
- OTV_LIMIT_CHECK( 2 );
-
- BaseTagCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BaseTagCount = %d)\n", BaseTagCount ));
-
- OTV_LIMIT_CHECK( BaseTagCount * 4 ); /* BaselineTag */
-
- OTV_EXIT;
- }
-
-
- static void
- otv_BaseValues_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BaseCoordCount;
-
-
- OTV_NAME_ENTER( "BaseValues" );
-
- OTV_LIMIT_CHECK( 4 );
-
- p += 2; /* skip DefaultIndex */
- BaseCoordCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BaseCoordCount = %d)\n", BaseCoordCount ));
-
- OTV_LIMIT_CHECK( BaseCoordCount * 2 );
-
- /* BaseCoord */
- for ( ; BaseCoordCount > 0; BaseCoordCount-- )
- otv_BaseCoord_validate( table + FT_NEXT_USHORT( p ), valid );
-
- OTV_EXIT;
- }
-
-
- static void
- otv_MinMax_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt table_size;
- FT_UInt FeatMinMaxCount;
-
- OTV_OPTIONAL_TABLE( MinCoord );
- OTV_OPTIONAL_TABLE( MaxCoord );
-
-
- OTV_NAME_ENTER( "MinMax" );
-
- OTV_LIMIT_CHECK( 6 );
-
- OTV_OPTIONAL_OFFSET( MinCoord );
- OTV_OPTIONAL_OFFSET( MaxCoord );
- FeatMinMaxCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (FeatMinMaxCount = %d)\n", FeatMinMaxCount ));
-
- table_size = FeatMinMaxCount * 8 + 6;
-
- OTV_SIZE_CHECK( MinCoord );
- if ( MinCoord )
- otv_BaseCoord_validate( table + MinCoord, valid );
-
- OTV_SIZE_CHECK( MaxCoord );
- if ( MaxCoord )
- otv_BaseCoord_validate( table + MaxCoord, valid );
-
- OTV_LIMIT_CHECK( FeatMinMaxCount * 8 );
-
- /* FeatMinMaxRecord */
- for ( ; FeatMinMaxCount > 0; FeatMinMaxCount-- )
- {
- p += 4; /* skip FeatureTableTag */
-
- OTV_OPTIONAL_OFFSET( MinCoord );
- OTV_OPTIONAL_OFFSET( MaxCoord );
-
- OTV_SIZE_CHECK( MinCoord );
- if ( MinCoord )
- otv_BaseCoord_validate( table + MinCoord, valid );
-
- OTV_SIZE_CHECK( MaxCoord );
- if ( MaxCoord )
- otv_BaseCoord_validate( table + MaxCoord, valid );
- }
-
- OTV_EXIT;
- }
-
-
- static void
- otv_BaseScript_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt table_size;
- FT_UInt BaseLangSysCount;
-
- OTV_OPTIONAL_TABLE( BaseValues );
- OTV_OPTIONAL_TABLE( DefaultMinMax );
-
-
- OTV_NAME_ENTER( "BaseScript" );
-
- OTV_LIMIT_CHECK( 6 );
- OTV_OPTIONAL_OFFSET( BaseValues );
- OTV_OPTIONAL_OFFSET( DefaultMinMax );
- BaseLangSysCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BaseLangSysCount = %d)\n", BaseLangSysCount ));
-
- table_size = BaseLangSysCount * 6 + 6;
-
- OTV_SIZE_CHECK( BaseValues );
- if ( BaseValues )
- otv_BaseValues_validate( table + BaseValues, valid );
-
- OTV_SIZE_CHECK( DefaultMinMax );
- if ( DefaultMinMax )
- otv_MinMax_validate( table + DefaultMinMax, valid );
-
- OTV_LIMIT_CHECK( BaseLangSysCount * 6 );
-
- /* BaseLangSysRecord */
- for ( ; BaseLangSysCount > 0; BaseLangSysCount-- )
- {
- p += 4; /* skip BaseLangSysTag */
-
- otv_MinMax_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- static void
- otv_BaseScriptList_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BaseScriptCount;
-
-
- OTV_NAME_ENTER( "BaseScriptList" );
-
- OTV_LIMIT_CHECK( 2 );
- BaseScriptCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BaseScriptCount = %d)\n", BaseScriptCount ));
-
- OTV_LIMIT_CHECK( BaseScriptCount * 6 );
-
- /* BaseScriptRecord */
- for ( ; BaseScriptCount > 0; BaseScriptCount-- )
- {
- p += 4; /* skip BaseScriptTag */
-
- /* BaseScript */
- otv_BaseScript_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- static void
- otv_Axis_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt table_size;
-
- OTV_OPTIONAL_TABLE( BaseTagList );
-
-
- OTV_NAME_ENTER( "Axis" );
-
- OTV_LIMIT_CHECK( 4 );
- OTV_OPTIONAL_OFFSET( BaseTagList );
-
- table_size = 4;
-
- OTV_SIZE_CHECK( BaseTagList );
- if ( BaseTagList )
- otv_BaseTagList_validate( table + BaseTagList, valid );
-
- /* BaseScriptList */
- otv_BaseScriptList_validate( table + FT_NEXT_USHORT( p ), valid );
-
- OTV_EXIT;
- }
-
-
- FT_LOCAL_DEF( void )
- otv_BASE_validate( FT_Bytes table,
- FT_Validator ftvalid )
- {
- OTV_ValidatorRec validrec;
- OTV_Validator valid = &validrec;
- FT_Bytes p = table;
- FT_UInt table_size;
-
- OTV_OPTIONAL_TABLE( HorizAxis );
- OTV_OPTIONAL_TABLE( VertAxis );
-
-
- valid->root = ftvalid;
-
- FT_TRACE3(( "validating BASE table\n" ));
- OTV_INIT;
-
- OTV_LIMIT_CHECK( 6 );
-
- if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
- FT_INVALID_DATA;
-
- table_size = 6;
-
- OTV_OPTIONAL_OFFSET( HorizAxis );
- OTV_SIZE_CHECK( HorizAxis );
- if ( HorizAxis )
- otv_Axis_validate( table + HorizAxis, valid );
-
- OTV_OPTIONAL_OFFSET( VertAxis );
- OTV_SIZE_CHECK( VertAxis );
- if ( VertAxis )
- otv_Axis_validate( table + VertAxis, valid );
-
- FT_TRACE4(( "\n" ));
- }
-
-
-/* END */
diff --git a/src/otvalid/otvcommn.c b/src/otvalid/otvcommn.c
deleted file mode 100644
index d94e4f3..0000000
--- a/src/otvalid/otvcommn.c
+++ /dev/null
@@ -1,1055 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvcommn.c */
-/* */
-/* OpenType common tables validation (body). */
-/* */
-/* Copyright 2004, 2005, 2006 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvcommn.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvcommon
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** COVERAGE TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL_DEF( void )
- otv_Coverage_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt CoverageFormat;
-
-
- OTV_NAME_ENTER( "Coverage" );
-
- OTV_LIMIT_CHECK( 4 );
- CoverageFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", CoverageFormat ));
-
- switch ( CoverageFormat )
- {
- case 1: /* CoverageFormat1 */
- {
- FT_UInt GlyphCount;
-
-
- GlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
-
- OTV_LIMIT_CHECK( GlyphCount * 2 ); /* GlyphArray */
- }
- break;
-
- case 2: /* CoverageFormat2 */
- {
- FT_UInt n, RangeCount;
- FT_UInt Start, End, StartCoverageIndex, total = 0, last = 0;
-
-
- RangeCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (RangeCount = %d)\n", RangeCount ));
-
- OTV_LIMIT_CHECK( RangeCount * 6 );
-
- /* RangeRecord */
- for ( n = 0; n < RangeCount; n++ )
- {
- Start = FT_NEXT_USHORT( p );
- End = FT_NEXT_USHORT( p );
- StartCoverageIndex = FT_NEXT_USHORT( p );
-
- if ( Start > End || StartCoverageIndex != total )
- FT_INVALID_DATA;
-
- if ( n > 0 && Start <= last )
- FT_INVALID_DATA;
-
- total += End - Start + 1;
- last = End;
- }
- }
- break;
-
- default:
- FT_INVALID_FORMAT;
- }
-
- /* no need to check glyph indices used as input to coverage tables */
- /* since even invalid glyph indices return a meaningful result */
-
- OTV_EXIT;
- }
-
-
- FT_LOCAL_DEF( FT_UInt )
- otv_Coverage_get_first( FT_Bytes table )
- {
- FT_Bytes p = table;
-
-
- p += 4; /* skip CoverageFormat and Glyph/RangeCount */
-
- return FT_NEXT_USHORT( p );
- }
-
-
- FT_LOCAL_DEF( FT_UInt )
- otv_Coverage_get_last( FT_Bytes table )
- {
- FT_Bytes p = table;
- FT_UInt CoverageFormat = FT_NEXT_USHORT( p );
- FT_UInt count = FT_NEXT_USHORT( p ); /* Glyph/RangeCount */
- FT_UInt result = 0;
-
-
- switch ( CoverageFormat )
- {
- case 1:
- p += ( count - 1 ) * 2;
- result = FT_NEXT_USHORT( p );
- break;
-
- case 2:
- p += ( count - 1 ) * 6 + 2;
- result = FT_NEXT_USHORT( p );
- break;
-
- default:
- ;
- }
-
- return result;
- }
-
-
- FT_LOCAL_DEF( FT_UInt )
- otv_Coverage_get_count( FT_Bytes table )
- {
- FT_Bytes p = table;
- FT_UInt CoverageFormat = FT_NEXT_USHORT( p );
- FT_UInt count = FT_NEXT_USHORT( p ); /* Glyph/RangeCount */
- FT_UInt result = 0;
-
-
- switch ( CoverageFormat )
- {
- case 1:
- return count;
-
- case 2:
- {
- FT_UInt Start, End;
-
-
- for ( ; count > 0; count-- )
- {
- Start = FT_NEXT_USHORT( p );
- End = FT_NEXT_USHORT( p );
- p += 2; /* skip StartCoverageIndex */
-
- result += End - Start + 1;
- }
- }
- break;
-
- default:
- ;
- }
-
- return result;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** CLASS DEFINITION TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL_DEF( void )
- otv_ClassDef_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt ClassFormat;
-
-
- OTV_NAME_ENTER( "ClassDef" );
-
- OTV_LIMIT_CHECK( 4 );
- ClassFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", ClassFormat ));
-
- switch ( ClassFormat )
- {
- case 1: /* ClassDefFormat1 */
- {
- FT_UInt GlyphCount;
-
-
- p += 2; /* skip StartGlyph */
-
- OTV_LIMIT_CHECK( 2 );
-
- GlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
-
- OTV_LIMIT_CHECK( GlyphCount * 2 ); /* ClassValueArray */
- }
- break;
-
- case 2: /* ClassDefFormat2 */
- {
- FT_UInt n, ClassRangeCount;
- FT_UInt Start, End, last = 0;
-
-
- ClassRangeCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ClassRangeCount = %d)\n", ClassRangeCount ));
-
- OTV_LIMIT_CHECK( ClassRangeCount * 6 );
-
- /* ClassRangeRecord */
- for ( n = 0; n < ClassRangeCount; n++ )
- {
- Start = FT_NEXT_USHORT( p );
- End = FT_NEXT_USHORT( p );
- p += 2; /* skip Class */
-
- if ( Start > End || ( n > 0 && Start <= last ) )
- FT_INVALID_DATA;
-
- last = End;
- }
- }
- break;
-
- default:
- FT_INVALID_FORMAT;
- }
-
- /* no need to check glyph indices used as input to class definition */
- /* tables since even invalid glyph indices return a meaningful result */
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** DEVICE TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL_DEF( void )
- otv_Device_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt StartSize, EndSize, DeltaFormat, count;
-
-
- OTV_NAME_ENTER( "Device" );
-
- OTV_LIMIT_CHECK( 8 );
- StartSize = FT_NEXT_USHORT( p );
- EndSize = FT_NEXT_USHORT( p );
- DeltaFormat = FT_NEXT_USHORT( p );
-
- if ( DeltaFormat < 1 || DeltaFormat > 3 || EndSize < StartSize )
- FT_INVALID_DATA;
-
- count = EndSize - StartSize + 1;
- OTV_LIMIT_CHECK( ( 1 << DeltaFormat ) * count / 8 ); /* DeltaValue */
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** LOOKUPS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->type_count */
- /* uses valid->type_funcs */
-
- FT_LOCAL_DEF( void )
- otv_Lookup_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt LookupType, SubTableCount;
- OTV_Validate_Func validate;
-
-
- OTV_NAME_ENTER( "Lookup" );
-
- OTV_LIMIT_CHECK( 6 );
- LookupType = FT_NEXT_USHORT( p );
- p += 2; /* skip LookupFlag */
- SubTableCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (type %d)\n", LookupType ));
-
- if ( LookupType == 0 || LookupType >= valid->type_count )
- FT_INVALID_DATA;
-
- validate = valid->type_funcs[LookupType - 1];
-
- OTV_TRACE(( " (SubTableCount = %d)\n", SubTableCount ));
-
- OTV_LIMIT_CHECK( SubTableCount * 2 );
-
- /* SubTable */
- for ( ; SubTableCount > 0; SubTableCount-- )
- validate( table + FT_NEXT_USHORT( p ), valid );
-
- OTV_EXIT;
- }
-
-
- /* uses valid->lookup_count */
-
- FT_LOCAL_DEF( void )
- otv_LookupList_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt LookupCount;
-
-
- OTV_NAME_ENTER( "LookupList" );
-
- OTV_LIMIT_CHECK( 2 );
- LookupCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LookupCount = %d)\n", LookupCount ));
-
- OTV_LIMIT_CHECK( LookupCount * 2 );
-
- valid->lookup_count = LookupCount;
-
- /* Lookup */
- for ( ; LookupCount > 0; LookupCount-- )
- otv_Lookup_validate( table + FT_NEXT_USHORT( p ), valid );
-
- OTV_EXIT;
- }
-
-
- static FT_UInt
- otv_LookupList_get_count( FT_Bytes table )
- {
- return FT_NEXT_USHORT( table );
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** FEATURES *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->lookup_count */
-
- FT_LOCAL_DEF( void )
- otv_Feature_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt LookupCount;
-
-
- OTV_NAME_ENTER( "Feature" );
-
- OTV_LIMIT_CHECK( 4 );
- p += 2; /* skip FeatureParams (unused) */
- LookupCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LookupCount = %d)\n", LookupCount ));
-
- OTV_LIMIT_CHECK( LookupCount * 2 );
-
- /* LookupListIndex */
- for ( ; LookupCount > 0; LookupCount-- )
- if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
- FT_INVALID_DATA;
-
- OTV_EXIT;
- }
-
-
- static FT_UInt
- otv_Feature_get_count( FT_Bytes table )
- {
- return FT_NEXT_USHORT( table );
- }
-
-
- /* sets valid->lookup_count */
-
- FT_LOCAL_DEF( void )
- otv_FeatureList_validate( FT_Bytes table,
- FT_Bytes lookups,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt FeatureCount;
-
-
- OTV_NAME_ENTER( "FeatureList" );
-
- OTV_LIMIT_CHECK( 2 );
- FeatureCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (FeatureCount = %d)\n", FeatureCount ));
-
- OTV_LIMIT_CHECK( FeatureCount * 2 );
-
- valid->lookup_count = otv_LookupList_get_count( lookups );
-
- /* FeatureRecord */
- for ( ; FeatureCount > 0; FeatureCount-- )
- {
- p += 4; /* skip FeatureTag */
-
- /* Feature */
- otv_Feature_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** LANGUAGE SYSTEM *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-
- /* uses valid->extra1 (number of features) */
-
- FT_LOCAL_DEF( void )
- otv_LangSys_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt ReqFeatureIndex;
- FT_UInt FeatureCount;
-
-
- OTV_NAME_ENTER( "LangSys" );
-
- OTV_LIMIT_CHECK( 6 );
- p += 2; /* skip LookupOrder (unused) */
- ReqFeatureIndex = FT_NEXT_USHORT( p );
- FeatureCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ReqFeatureIndex = %d)\n", ReqFeatureIndex ));
- OTV_TRACE(( " (FeatureCount = %d)\n", FeatureCount ));
-
- if ( ReqFeatureIndex != 0xFFFFU && ReqFeatureIndex >= valid->extra1 )
- FT_INVALID_DATA;
-
- OTV_LIMIT_CHECK( FeatureCount * 2 );
-
- /* FeatureIndex */
- for ( ; FeatureCount > 0; FeatureCount-- )
- if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
- FT_INVALID_DATA;
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** SCRIPTS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL_DEF( void )
- otv_Script_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_UInt DefaultLangSys, LangSysCount;
- FT_Bytes p = table;
-
-
- OTV_NAME_ENTER( "Script" );
-
- OTV_LIMIT_CHECK( 4 );
- DefaultLangSys = FT_NEXT_USHORT( p );
- LangSysCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LangSysCount = %d)\n", LangSysCount ));
-
- if ( DefaultLangSys != 0 )
- otv_LangSys_validate( table + DefaultLangSys, valid );
-
- OTV_LIMIT_CHECK( LangSysCount * 6 );
-
- /* LangSysRecord */
- for ( ; LangSysCount > 0; LangSysCount-- )
- {
- p += 4; /* skip LangSysTag */
-
- /* LangSys */
- otv_LangSys_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra1 (number of features) */
-
- FT_LOCAL_DEF( void )
- otv_ScriptList_validate( FT_Bytes table,
- FT_Bytes features,
- OTV_Validator valid )
- {
- FT_UInt ScriptCount;
- FT_Bytes p = table;
-
-
- OTV_NAME_ENTER( "ScriptList" );
-
- OTV_LIMIT_CHECK( 2 );
- ScriptCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ScriptCount = %d)\n", ScriptCount ));
-
- OTV_LIMIT_CHECK( ScriptCount * 6 );
-
- valid->extra1 = otv_Feature_get_count( features );
-
- /* ScriptRecord */
- for ( ; ScriptCount > 0; ScriptCount-- )
- {
- p += 4; /* skip ScriptTag */
-
- otv_Script_validate( table + FT_NEXT_USHORT( p ), valid ); /* Script */
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** UTILITY FUNCTIONS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /*
- u: uint16
- ux: unit16 [x]
-
- s: struct
- sx: struct [x]
- sxy: struct [x], using external y count
-
- x: uint16 x
-
- C: Coverage
-
- O: Offset
- On: Offset (NULL)
- Ox: Offset [x]
- Onx: Offset (NULL) [x]
- */
-
- FT_LOCAL_DEF( void )
- otv_x_Ox( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Count;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 2 );
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- OTV_LIMIT_CHECK( Count * 2 );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
-
- for ( ; Count > 0; Count-- )
- func( table + FT_NEXT_USHORT( p ), valid );
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- FT_LOCAL_DEF( void )
- otv_u_C_x_Ox( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Count, Coverage;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- p += 2; /* skip Format */
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = FT_NEXT_USHORT( p );
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- otv_Coverage_validate( table + Coverage, valid );
-
- OTV_LIMIT_CHECK( Count * 2 );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
-
- for ( ; Count > 0; Count-- )
- func( table + FT_NEXT_USHORT( p ), valid );
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- /* uses valid->extra1 (if > 0: array value limit) */
-
- FT_LOCAL_DEF( void )
- otv_x_ux( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Count;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 2 );
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- OTV_LIMIT_CHECK( Count * 2 );
-
- if ( valid->extra1 )
- {
- for ( ; Count > 0; Count-- )
- if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /* `ux' in the function's name is not really correct since only x-1 */
- /* elements are tested */
-
- /* uses valid->extra1 (array value limit) */
-
- FT_LOCAL_DEF( void )
- otv_x_y_ux_sy( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Count1, Count2;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 4 );
- Count1 = FT_NEXT_USHORT( p );
- Count2 = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count1 = %d)\n", Count1 ));
- OTV_TRACE(( " (Count2 = %d)\n", Count2 ));
-
- if ( Count1 == 0 )
- FT_INVALID_DATA;
-
- OTV_LIMIT_CHECK( ( Count1 - 1 ) * 2 + Count2 * 4 );
-
- for ( ; Count2 > 0; Count2-- )
- {
- if ( FT_NEXT_USHORT( p ) >= Count1 )
- FT_INVALID_DATA;
-
- if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /* `uy' in the function's name is not really correct since only y-1 */
- /* elements are tested */
-
- /* uses valid->extra1 (array value limit) */
-
- FT_LOCAL_DEF( void )
- otv_x_ux_y_uy_z_uz_p_sp( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BacktrackCount, InputCount, LookaheadCount;
- FT_UInt Count;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 2 );
- BacktrackCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BacktrackCount = %d)\n", BacktrackCount ));
-
- OTV_LIMIT_CHECK( BacktrackCount * 2 + 2 );
- p += BacktrackCount * 2;
-
- InputCount = FT_NEXT_USHORT( p );
- if ( InputCount == 0 )
- FT_INVALID_DATA;
-
- OTV_TRACE(( " (InputCount = %d)\n", InputCount ));
-
- OTV_LIMIT_CHECK( InputCount * 2 );
- p += ( InputCount - 1 ) * 2;
-
- LookaheadCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LookaheadCount = %d)\n", LookaheadCount ));
-
- OTV_LIMIT_CHECK( LookaheadCount * 2 + 2 );
- p += LookaheadCount * 2;
-
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- OTV_LIMIT_CHECK( Count * 4 );
-
- for ( ; Count > 0; Count-- )
- {
- if ( FT_NEXT_USHORT( p ) >= InputCount )
- FT_INVALID_DATA;
-
- if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra1 (valid->lookup_count) */
-
- FT_LOCAL_DEF( void )
- otv_u_O_O_x_Onx( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Coverage, ClassDef, ClassSetCount;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- p += 2; /* skip Format */
-
- OTV_LIMIT_CHECK( 6 );
- Coverage = FT_NEXT_USHORT( p );
- ClassDef = FT_NEXT_USHORT( p );
- ClassSetCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ClassSetCount = %d)\n", ClassSetCount ));
-
- otv_Coverage_validate( table + Coverage, valid );
- otv_ClassDef_validate( table + ClassDef, valid );
-
- OTV_LIMIT_CHECK( ClassSetCount * 2 );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
- valid->extra1 = valid->lookup_count;
-
- for ( ; ClassSetCount > 0; ClassSetCount-- )
- {
- FT_UInt offset = FT_NEXT_USHORT( p );
-
-
- if ( offset )
- func( table + offset, valid );
- }
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- /* uses valid->lookup_count */
-
- FT_LOCAL_DEF( void )
- otv_u_x_y_Ox_sy( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt GlyphCount, Count, count1;
-
-
- OTV_ENTER;
-
- p += 2; /* skip Format */
-
- OTV_LIMIT_CHECK( 4 );
- GlyphCount = FT_NEXT_USHORT( p );
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- OTV_LIMIT_CHECK( GlyphCount * 2 + Count * 4 );
-
- for ( count1 = GlyphCount; count1 > 0; count1-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- for ( ; Count > 0; Count-- )
- {
- if ( FT_NEXT_USHORT( p ) >= GlyphCount )
- FT_INVALID_DATA;
-
- if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra1 (valid->lookup_count) */
-
- FT_LOCAL_DEF( void )
- otv_u_O_O_O_O_x_Onx( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Coverage;
- FT_UInt BacktrackClassDef, InputClassDef, LookaheadClassDef;
- FT_UInt ChainClassSetCount;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- p += 2; /* skip Format */
-
- OTV_LIMIT_CHECK( 10 );
- Coverage = FT_NEXT_USHORT( p );
- BacktrackClassDef = FT_NEXT_USHORT( p );
- InputClassDef = FT_NEXT_USHORT( p );
- LookaheadClassDef = FT_NEXT_USHORT( p );
- ChainClassSetCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ChainClassSetCount = %d)\n", ChainClassSetCount ));
-
- otv_Coverage_validate( table + Coverage, valid );
-
- otv_ClassDef_validate( table + BacktrackClassDef, valid );
- otv_ClassDef_validate( table + InputClassDef, valid );
- otv_ClassDef_validate( table + LookaheadClassDef, valid );
-
- OTV_LIMIT_CHECK( ChainClassSetCount * 2 );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
- valid->extra1 = valid->lookup_count;
-
- for ( ; ChainClassSetCount > 0; ChainClassSetCount-- )
- {
- FT_UInt offset = FT_NEXT_USHORT( p );
-
-
- if ( offset )
- func( table + offset, valid );
- }
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- /* uses valid->lookup_count */
-
- FT_LOCAL_DEF( void )
- otv_u_x_Ox_y_Oy_z_Oz_p_sp( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt BacktrackGlyphCount, InputGlyphCount, LookaheadGlyphCount;
- FT_UInt count1, count2;
-
-
- OTV_ENTER;
-
- p += 2; /* skip Format */
-
- OTV_LIMIT_CHECK( 2 );
- BacktrackGlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BacktrackGlyphCount = %d)\n", BacktrackGlyphCount ));
-
- OTV_LIMIT_CHECK( BacktrackGlyphCount * 2 + 2 );
-
- for ( ; BacktrackGlyphCount > 0; BacktrackGlyphCount-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- InputGlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (InputGlyphCount = %d)\n", InputGlyphCount ));
-
- OTV_LIMIT_CHECK( InputGlyphCount * 2 + 2 );
-
- for ( count1 = InputGlyphCount; count1 > 0; count1-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- LookaheadGlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LookaheadGlyphCount = %d)\n", LookaheadGlyphCount ));
-
- OTV_LIMIT_CHECK( LookaheadGlyphCount * 2 + 2 );
-
- for ( ; LookaheadGlyphCount > 0; LookaheadGlyphCount-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- count2 = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", count2 ));
-
- OTV_LIMIT_CHECK( count2 * 4 );
-
- for ( ; count2 > 0; count2-- )
- {
- if ( FT_NEXT_USHORT( p ) >= InputGlyphCount )
- FT_INVALID_DATA;
-
- if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- FT_LOCAL_DEF( FT_UInt )
- otv_GSUBGPOS_get_Lookup_count( FT_Bytes table )
- {
- FT_Bytes p = table + 8;
-
-
- return otv_LookupList_get_count( table + FT_NEXT_USHORT( p ) );
- }
-
-
- FT_LOCAL_DEF( FT_UInt )
- otv_GSUBGPOS_have_MarkAttachmentType_flag( FT_Bytes table )
- {
- FT_Bytes p, lookup;
- FT_UInt count;
-
-
- if ( !table )
- return 0;
-
- /* LookupList */
- p = table + 8;
- table += FT_NEXT_USHORT( p );
-
- /* LookupCount */
- p = table;
- count = FT_NEXT_USHORT( p );
-
- for ( ; count > 0; count-- )
- {
- FT_Bytes oldp;
-
-
- /* Lookup */
- lookup = table + FT_NEXT_USHORT( p );
-
- oldp = p;
-
- /* LookupFlag */
- p = lookup + 2;
- if ( FT_NEXT_USHORT( p ) & 0xFF00U )
- return 1;
-
- p = oldp;
- }
-
- return 0;
- }
-
-
-/* END */
diff --git a/src/otvalid/otvcommn.h b/src/otvalid/otvcommn.h
deleted file mode 100644
index be6ac69..0000000
--- a/src/otvalid/otvcommn.h
+++ /dev/null
@@ -1,436 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvcommn.h */
-/* */
-/* OpenType common tables validation (specification). */
-/* */
-/* Copyright 2004, 2005 by */
-/* 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 __OTVCOMMN_H__
-#define __OTVCOMMN_H__
-
-
-#include <ft2build.h>
-#include "otvalid.h"
-#include FT_INTERNAL_DEBUG_H
-
-
-FT_BEGIN_HEADER
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** VALIDATION *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- typedef struct OTV_ValidatorRec_* OTV_Validator;
-
- typedef void (*OTV_Validate_Func)( FT_Bytes table,
- OTV_Validator valid );
-
- typedef struct OTV_ValidatorRec_
- {
- FT_Validator root;
- FT_UInt type_count;
- OTV_Validate_Func* type_funcs;
-
- FT_UInt lookup_count;
- FT_UInt glyph_count;
-
- FT_UInt nesting_level;
-
- OTV_Validate_Func func[3];
-
- FT_UInt extra1; /* for passing parameters */
- FT_UInt extra2;
- FT_Bytes extra3;
-
-#ifdef FT_DEBUG_LEVEL_TRACE
- FT_UInt debug_indent;
- const FT_String* debug_function_name[3];
-#endif
-
- } OTV_ValidatorRec;
-
-
-#undef FT_INVALID_
-#define FT_INVALID_( _prefix, _error ) \
- ft_validator_error( valid->root, _prefix ## _error )
-
-#define OTV_OPTIONAL_TABLE( _table ) FT_UShort _table; \
- FT_Bytes _table ## _p
-
-#define OTV_OPTIONAL_OFFSET( _offset ) \
- FT_BEGIN_STMNT \
- _offset ## _p = p; \
- _offset = FT_NEXT_USHORT( p ); \
- FT_END_STMNT
-
-#define OTV_LIMIT_CHECK( _count ) \
- FT_BEGIN_STMNT \
- if ( p + (_count) > valid->root->limit ) \
- FT_INVALID_TOO_SHORT; \
- FT_END_STMNT
-
-#define OTV_SIZE_CHECK( _size ) \
- FT_BEGIN_STMNT \
- if ( _size > 0 && _size < table_size ) \
- { \
- if ( valid->root->level == FT_VALIDATE_PARANOID ) \
- FT_INVALID_OFFSET; \
- else \
- { \
- /* strip off `const' */ \
- FT_Byte* pp = (FT_Byte*)_size ## _p; \
- \
- \
- FT_TRACE3(( "\n" \
- "Invalid offset to optional table `%s'!\n" \
- "Set to zero.\n" \
- "\n", #_size )); \
- \
- /* always assume 16bit entities */ \
- _size = pp[0] = pp[1] = 0; \
- } \
- } \
- FT_END_STMNT
-
-
-#define OTV_NAME_(x) #x
-#define OTV_NAME(x) OTV_NAME_(x)
-
-#define OTV_FUNC_(x) x##Func
-#define OTV_FUNC(x) OTV_FUNC_(x)
-
-#ifdef FT_DEBUG_LEVEL_TRACE
-
-#define OTV_NEST1( x ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- valid->debug_function_name[0] = OTV_NAME( x ); \
- FT_END_STMNT
-
-#define OTV_NEST2( x, y ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- valid->func[1] = OTV_FUNC( y ); \
- valid->debug_function_name[0] = OTV_NAME( x ); \
- valid->debug_function_name[1] = OTV_NAME( y ); \
- FT_END_STMNT
-
-#define OTV_NEST3( x, y, z ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- valid->func[1] = OTV_FUNC( y ); \
- valid->func[2] = OTV_FUNC( z ); \
- valid->debug_function_name[0] = OTV_NAME( x ); \
- valid->debug_function_name[1] = OTV_NAME( y ); \
- valid->debug_function_name[2] = OTV_NAME( z ); \
- FT_END_STMNT
-
-#define OTV_INIT valid->debug_indent = 0
-
-#define OTV_ENTER \
- FT_BEGIN_STMNT \
- valid->debug_indent += 2; \
- FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
- FT_TRACE4(( "%s table\n", \
- valid->debug_function_name[valid->nesting_level] )); \
- FT_END_STMNT
-
-#define OTV_NAME_ENTER( name ) \
- FT_BEGIN_STMNT \
- valid->debug_indent += 2; \
- FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
- FT_TRACE4(( "%s table\n", name )); \
- FT_END_STMNT
-
-#define OTV_EXIT valid->debug_indent -= 2
-
-#define OTV_TRACE( s ) \
- FT_BEGIN_STMNT \
- FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
- FT_TRACE4( s ); \
- FT_END_STMNT
-
-#else /* !FT_DEBUG_LEVEL_TRACE */
-
-#define OTV_NEST1( x ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- FT_END_STMNT
-
-#define OTV_NEST2( x, y ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- valid->func[1] = OTV_FUNC( y ); \
- FT_END_STMNT
-
-#define OTV_NEST3( x, y, z ) \
- FT_BEGIN_STMNT \
- valid->nesting_level = 0; \
- valid->func[0] = OTV_FUNC( x ); \
- valid->func[1] = OTV_FUNC( y ); \
- valid->func[2] = OTV_FUNC( z ); \
- FT_END_STMNT
-
-#define OTV_INIT do ; while ( 0 )
-#define OTV_ENTER do ; while ( 0 )
-#define OTV_NAME_ENTER( name ) do ; while ( 0 )
-#define OTV_EXIT do ; while ( 0 )
-
-#define OTV_TRACE( s ) do ; while ( 0 )
-
-#endif /* !FT_DEBUG_LEVEL_TRACE */
-
-
-#define OTV_RUN valid->func[0]
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** COVERAGE TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_Coverage_validate( FT_Bytes table,
- OTV_Validator valid );
-
- /* return first covered glyph */
- FT_LOCAL( FT_UInt )
- otv_Coverage_get_first( FT_Bytes table );
-
- /* return last covered glyph */
- FT_LOCAL( FT_UInt )
- otv_Coverage_get_last( FT_Bytes table );
-
- /* return number of covered glyphs */
- FT_LOCAL( FT_UInt )
- otv_Coverage_get_count( FT_Bytes table );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** CLASS DEFINITION TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_ClassDef_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** DEVICE TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_Device_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** LOOKUPS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_Lookup_validate( FT_Bytes table,
- OTV_Validator valid );
-
- FT_LOCAL( void )
- otv_LookupList_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** FEATURES *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_Feature_validate( FT_Bytes table,
- OTV_Validator valid );
-
- /* lookups must already be validated */
- FT_LOCAL( void )
- otv_FeatureList_validate( FT_Bytes table,
- FT_Bytes lookups,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** LANGUAGE SYSTEM *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_LangSys_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** SCRIPTS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL( void )
- otv_Script_validate( FT_Bytes table,
- OTV_Validator valid );
-
- /* features must already be validated */
- FT_LOCAL( void )
- otv_ScriptList_validate( FT_Bytes table,
- FT_Bytes features,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** UTILITY FUNCTIONS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-#define ChainPosClassSetFunc otv_x_Ox
-#define ChainPosRuleSetFunc otv_x_Ox
-#define ChainSubClassSetFunc otv_x_Ox
-#define ChainSubRuleSetFunc otv_x_Ox
-#define JstfLangSysFunc otv_x_Ox
-#define JstfMaxFunc otv_x_Ox
-#define LigGlyphFunc otv_x_Ox
-#define LigatureArrayFunc otv_x_Ox
-#define LigatureSetFunc otv_x_Ox
-#define PosClassSetFunc otv_x_Ox
-#define PosRuleSetFunc otv_x_Ox
-#define SubClassSetFunc otv_x_Ox
-#define SubRuleSetFunc otv_x_Ox
-
- FT_LOCAL( void )
- otv_x_Ox ( FT_Bytes table,
- OTV_Validator valid );
-
-#define AlternateSubstFormat1Func otv_u_C_x_Ox
-#define ChainContextPosFormat1Func otv_u_C_x_Ox
-#define ChainContextSubstFormat1Func otv_u_C_x_Ox
-#define ContextPosFormat1Func otv_u_C_x_Ox
-#define ContextSubstFormat1Func otv_u_C_x_Ox
-#define LigatureSubstFormat1Func otv_u_C_x_Ox
-#define MultipleSubstFormat1Func otv_u_C_x_Ox
-
- FT_LOCAL( void )
- otv_u_C_x_Ox( FT_Bytes table,
- OTV_Validator valid );
-
-#define AlternateSetFunc otv_x_ux
-#define AttachPointFunc otv_x_ux
-#define ExtenderGlyphFunc otv_x_ux
-#define JstfGPOSModListFunc otv_x_ux
-#define JstfGSUBModListFunc otv_x_ux
-#define SequenceFunc otv_x_ux
-
- FT_LOCAL( void )
- otv_x_ux( FT_Bytes table,
- OTV_Validator valid );
-
-#define PosClassRuleFunc otv_x_y_ux_sy
-#define PosRuleFunc otv_x_y_ux_sy
-#define SubClassRuleFunc otv_x_y_ux_sy
-#define SubRuleFunc otv_x_y_ux_sy
-
- FT_LOCAL( void )
- otv_x_y_ux_sy( FT_Bytes table,
- OTV_Validator valid );
-
-#define ChainPosClassRuleFunc otv_x_ux_y_uy_z_uz_p_sp
-#define ChainPosRuleFunc otv_x_ux_y_uy_z_uz_p_sp
-#define ChainSubClassRuleFunc otv_x_ux_y_uy_z_uz_p_sp
-#define ChainSubRuleFunc otv_x_ux_y_uy_z_uz_p_sp
-
- FT_LOCAL( void )
- otv_x_ux_y_uy_z_uz_p_sp( FT_Bytes table,
- OTV_Validator valid );
-
-#define ContextPosFormat2Func otv_u_O_O_x_Onx
-#define ContextSubstFormat2Func otv_u_O_O_x_Onx
-
- FT_LOCAL( void )
- otv_u_O_O_x_Onx( FT_Bytes table,
- OTV_Validator valid );
-
-#define ContextPosFormat3Func otv_u_x_y_Ox_sy
-#define ContextSubstFormat3Func otv_u_x_y_Ox_sy
-
- FT_LOCAL( void )
- otv_u_x_y_Ox_sy( FT_Bytes table,
- OTV_Validator valid );
-
-#define ChainContextPosFormat2Func otv_u_O_O_O_O_x_Onx
-#define ChainContextSubstFormat2Func otv_u_O_O_O_O_x_Onx
-
- FT_LOCAL( void )
- otv_u_O_O_O_O_x_Onx( FT_Bytes table,
- OTV_Validator valid );
-
-#define ChainContextPosFormat3Func otv_u_x_Ox_y_Oy_z_Oz_p_sp
-#define ChainContextSubstFormat3Func otv_u_x_Ox_y_Oy_z_Oz_p_sp
-
- FT_LOCAL( void )
- otv_u_x_Ox_y_Oy_z_Oz_p_sp( FT_Bytes table,
- OTV_Validator valid );
-
-
- FT_LOCAL( FT_UInt )
- otv_GSUBGPOS_get_Lookup_count( FT_Bytes table );
-
- FT_LOCAL( FT_UInt )
- otv_GSUBGPOS_have_MarkAttachmentType_flag( FT_Bytes table );
-
- /* */
-
-FT_END_HEADER
-
-#endif /* __OTVCOMMN_H__ */
-
-
-/* END */
diff --git a/src/otvalid/otverror.h b/src/otvalid/otverror.h
deleted file mode 100644
index 041b538..0000000
--- a/src/otvalid/otverror.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/***************************************************************************/
-/* */
-/* otverror.h */
-/* */
-/* OpenType validation module error codes (specification only). */
-/* */
-/* Copyright 2004, 2005 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* This file is used to define the OpenType validation module error */
- /* enumeration constants. */
- /* */
- /*************************************************************************/
-
-#ifndef __OTVERROR_H__
-#define __OTVERROR_H__
-
-#include FT_MODULE_ERRORS_H
-
-#undef __FTERRORS_H__
-
-#define FT_ERR_PREFIX OTV_Err_
-#define FT_ERR_BASE FT_Mod_Err_OTvalid
-
-#define FT_KEEP_ERR_PREFIX
-
-#include FT_ERRORS_H
-
-#endif /* __OTVERROR_H__ */
-
-
-/* END */
diff --git a/src/otvalid/otvgdef.c b/src/otvalid/otvgdef.c
deleted file mode 100644
index 7d24902..0000000
--- a/src/otvalid/otvgdef.c
+++ /dev/null
@@ -1,219 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvgdef.c */
-/* */
-/* OpenType GDEF table validation (body). */
-/* */
-/* Copyright 2004, 2005 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvalid.h"
-#include "otvcommn.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvgdef
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** UTILITY FUNCTIONS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-#define AttachListFunc otv_O_x_Ox
-#define LigCaretListFunc otv_O_x_Ox
-
- /* sets valid->extra1 (0) */
-
- static void
- otv_O_x_Ox( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_Bytes Coverage;
- FT_UInt GlyphCount;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = table + FT_NEXT_USHORT( p );
- GlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
-
- otv_Coverage_validate( Coverage, valid );
- if ( GlyphCount != otv_Coverage_get_count( Coverage ) )
- FT_INVALID_DATA;
-
- OTV_LIMIT_CHECK( GlyphCount * 2 );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
- valid->extra1 = 0;
-
- for ( ; GlyphCount > 0; GlyphCount-- )
- func( table + FT_NEXT_USHORT( p ), valid );
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** LIGATURE CARETS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-#define CaretValueFunc otv_CaretValue_validate
-
- static void
- otv_CaretValue_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt CaretValueFormat;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 4 );
-
- CaretValueFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format = %d)\n", CaretValueFormat ));
-
- switch ( CaretValueFormat )
- {
- case 1: /* CaretValueFormat1 */
- /* skip Coordinate, no test */
- break;
-
- case 2: /* CaretValueFormat2 */
- /* skip CaretValuePoint, no test */
- break;
-
- case 3: /* CaretValueFormat3 */
- p += 2; /* skip Coordinate */
-
- OTV_LIMIT_CHECK( 2 );
-
- /* DeviceTable */
- otv_Device_validate( table + FT_NEXT_USHORT( p ), valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GDEF TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- FT_LOCAL_DEF( void )
- otv_GDEF_validate( FT_Bytes table,
- FT_Bytes gsub,
- FT_Bytes gpos,
- FT_Validator ftvalid )
- {
- OTV_ValidatorRec validrec;
- OTV_Validator valid = &validrec;
- FT_Bytes p = table;
- FT_UInt table_size;
- FT_Bool need_MarkAttachClassDef;
-
- OTV_OPTIONAL_TABLE( GlyphClassDef );
- OTV_OPTIONAL_TABLE( AttachListOffset );
- OTV_OPTIONAL_TABLE( LigCaretListOffset );
- OTV_OPTIONAL_TABLE( MarkAttachClassDef );
-
-
- valid->root = ftvalid;
-
- FT_TRACE3(( "validating GDEF table\n" ));
- OTV_INIT;
-
- OTV_LIMIT_CHECK( 12 );
-
- if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
- FT_INVALID_FORMAT;
-
- /* MarkAttachClassDef has been added to the OpenType */
- /* specification without increasing GDEF's version, */
- /* so we use this ugly hack to find out whether the */
- /* table is needed actually. */
-
- need_MarkAttachClassDef = FT_BOOL(
- otv_GSUBGPOS_have_MarkAttachmentType_flag( gsub ) ||
- otv_GSUBGPOS_have_MarkAttachmentType_flag( gpos ) );
-
- if ( need_MarkAttachClassDef )
- table_size = 12; /* OpenType >= 1.2 */
- else
- table_size = 10; /* OpenType < 1.2 */
-
- OTV_OPTIONAL_OFFSET( GlyphClassDef );
- OTV_SIZE_CHECK( GlyphClassDef );
- if ( GlyphClassDef )
- otv_ClassDef_validate( table + GlyphClassDef, valid );
-
- OTV_OPTIONAL_OFFSET( AttachListOffset );
- OTV_SIZE_CHECK( AttachListOffset );
- if ( AttachListOffset )
- {
- OTV_NEST2( AttachList, AttachPoint );
- OTV_RUN( table + AttachListOffset, valid );
- }
-
- OTV_OPTIONAL_OFFSET( LigCaretListOffset );
- OTV_SIZE_CHECK( LigCaretListOffset );
- if ( LigCaretListOffset )
- {
- OTV_NEST3( LigCaretList, LigGlyph, CaretValue );
- OTV_RUN( table + LigCaretListOffset, valid );
- }
-
- if ( need_MarkAttachClassDef )
- {
- OTV_OPTIONAL_OFFSET( MarkAttachClassDef );
- OTV_SIZE_CHECK( MarkAttachClassDef );
- if ( MarkAttachClassDef )
- otv_ClassDef_validate( table + MarkAttachClassDef, valid );
- }
-
- FT_TRACE4(( "\n" ));
- }
-
-
-/* END */
diff --git a/src/otvalid/otvgpos.c b/src/otvalid/otvgpos.c
deleted file mode 100644
index ed34705..0000000
--- a/src/otvalid/otvgpos.c
+++ /dev/null
@@ -1,1013 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvgpos.c */
-/* */
-/* OpenType GPOS table validation (body). */
-/* */
-/* Copyright 2002, 2004, 2005, 2006 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvalid.h"
-#include "otvcommn.h"
-#include "otvgpos.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvgpos
-
-
- static void
- otv_Anchor_validate( FT_Bytes table,
- OTV_Validator valid );
-
- static void
- otv_MarkArray_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** UTILITY FUNCTIONS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-#define BaseArrayFunc otv_x_sxy
-#define LigatureAttachFunc otv_x_sxy
-#define Mark2ArrayFunc otv_x_sxy
-
- /* uses valid->extra1 (counter) */
- /* uses valid->extra2 (boolean to handle NULL anchor field) */
-
- static void
- otv_x_sxy( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Count, count1, table_size;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 2 );
-
- Count = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (Count = %d)\n", Count ));
-
- OTV_LIMIT_CHECK( Count * valid->extra1 * 2 );
-
- table_size = Count * valid->extra1 * 2 + 2;
-
- for ( ; Count > 0; Count-- )
- for ( count1 = valid->extra1; count1 > 0; count1-- )
- {
- OTV_OPTIONAL_TABLE( anchor_offset );
-
-
- OTV_OPTIONAL_OFFSET( anchor_offset );
-
- if ( valid->extra2 )
- {
- OTV_SIZE_CHECK( anchor_offset );
- if ( anchor_offset )
- otv_Anchor_validate( table + anchor_offset, valid );
- }
- else
- otv_Anchor_validate( table + anchor_offset, valid );
- }
-
- OTV_EXIT;
- }
-
-
-#define MarkBasePosFormat1Func otv_u_O_O_u_O_O
-#define MarkLigPosFormat1Func otv_u_O_O_u_O_O
-#define MarkMarkPosFormat1Func otv_u_O_O_u_O_O
-
- /* sets valid->extra1 (class count) */
-
- static void
- otv_u_O_O_u_O_O( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt Coverage1, Coverage2, ClassCount;
- FT_UInt Array1, Array2;
- OTV_Validate_Func func;
-
-
- OTV_ENTER;
-
- p += 2; /* skip PosFormat */
-
- OTV_LIMIT_CHECK( 10 );
- Coverage1 = FT_NEXT_USHORT( p );
- Coverage2 = FT_NEXT_USHORT( p );
- ClassCount = FT_NEXT_USHORT( p );
- Array1 = FT_NEXT_USHORT( p );
- Array2 = FT_NEXT_USHORT( p );
-
- otv_Coverage_validate( table + Coverage1, valid );
- otv_Coverage_validate( table + Coverage2, valid );
-
- otv_MarkArray_validate( table + Array1, valid );
-
- valid->nesting_level++;
- func = valid->func[valid->nesting_level];
- valid->extra1 = ClassCount;
-
- func( table + Array2, valid );
-
- valid->nesting_level--;
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** VALUE RECORDS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- static FT_UInt
- otv_value_length( FT_UInt format )
- {
- FT_UInt count;
-
-
- count = ( ( format & 0xAA ) >> 1 ) + ( format & 0x55 );
- count = ( ( count & 0xCC ) >> 2 ) + ( count & 0x33 );
- count = ( ( count & 0xF0 ) >> 4 ) + ( count & 0x0F );
-
- return count * 2;
- }
-
-
- /* uses valid->extra3 (pointer to base table) */
-
- static void
- otv_ValueRecord_validate( FT_Bytes table,
- FT_UInt format,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt count;
-
-#ifdef FT_DEBUG_LEVEL_TRACE
- FT_Int loop;
- FT_ULong res = 0;
-
-
- OTV_NAME_ENTER( "ValueRecord" );
-
- /* display `format' in dual representation */
- for ( loop = 7; loop >= 0; loop-- )
- {
- res <<= 4;
- res += ( format >> loop ) & 1;
- }
-
- OTV_TRACE(( " (format 0b%08lx)\n", res ));
-#endif
-
- if ( format >= 0x100 )
- FT_INVALID_DATA;
-
- for ( count = 4; count > 0; count-- )
- {
- if ( format & 1 )
- {
- /* XPlacement, YPlacement, XAdvance, YAdvance */
- OTV_LIMIT_CHECK( 2 );
- p += 2;
- }
-
- format >>= 1;
- }
-
- for ( count = 4; count > 0; count-- )
- {
- if ( format & 1 )
- {
- FT_UInt table_size;
-
- OTV_OPTIONAL_TABLE( device );
-
-
- /* XPlaDevice, YPlaDevice, XAdvDevice, YAdvDevice */
- OTV_LIMIT_CHECK( 2 );
- OTV_OPTIONAL_OFFSET( device );
-
- /* XXX: this value is usually too small, especially if the current */
- /* ValueRecord is part of an array -- getting the correct table */
- /* size is probably not worth the trouble */
-
- table_size = p - valid->extra3;
-
- OTV_SIZE_CHECK( device );
- if ( device )
- otv_Device_validate( valid->extra3 + device, valid );
- }
- format >>= 1;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** ANCHORS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- static void
- otv_Anchor_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt AnchorFormat;
-
-
- OTV_NAME_ENTER( "Anchor");
-
- OTV_LIMIT_CHECK( 6 );
- AnchorFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", AnchorFormat ));
-
- p += 4; /* skip XCoordinate and YCoordinate */
-
- switch ( AnchorFormat )
- {
- case 1:
- break;
-
- case 2:
- OTV_LIMIT_CHECK( 2 ); /* AnchorPoint */
- break;
-
- case 3:
- {
- FT_UInt table_size;
-
- OTV_OPTIONAL_TABLE( XDeviceTable );
- OTV_OPTIONAL_TABLE( YDeviceTable );
-
-
- OTV_LIMIT_CHECK( 4 );
- OTV_OPTIONAL_OFFSET( XDeviceTable );
- OTV_OPTIONAL_OFFSET( YDeviceTable );
-
- table_size = 6 + 4;
-
- OTV_SIZE_CHECK( XDeviceTable );
- if ( XDeviceTable )
- otv_Device_validate( table + XDeviceTable, valid );
-
- OTV_SIZE_CHECK( YDeviceTable );
- if ( YDeviceTable )
- otv_Device_validate( table + YDeviceTable, valid );
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** MARK ARRAYS *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- static void
- otv_MarkArray_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt MarkCount;
-
-
- OTV_NAME_ENTER( "MarkArray" );
-
- OTV_LIMIT_CHECK( 2 );
- MarkCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (MarkCount = %d)\n", MarkCount ));
-
- OTV_LIMIT_CHECK( MarkCount * 4 );
-
- /* MarkRecord */
- for ( ; MarkCount > 0; MarkCount-- )
- {
- p += 2; /* skip Class */
- /* MarkAnchor */
- otv_Anchor_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 1 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra3 (pointer to base table) */
-
- static void
- otv_SinglePos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "SinglePos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- valid->extra3 = table;
-
- switch ( PosFormat )
- {
- case 1: /* SinglePosFormat1 */
- {
- FT_UInt Coverage, ValueFormat;
-
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = FT_NEXT_USHORT( p );
- ValueFormat = FT_NEXT_USHORT( p );
-
- otv_Coverage_validate( table + Coverage, valid );
- otv_ValueRecord_validate( p, ValueFormat, valid ); /* Value */
- }
- break;
-
- case 2: /* SinglePosFormat2 */
- {
- FT_UInt Coverage, ValueFormat, ValueCount, len_value;
-
-
- OTV_LIMIT_CHECK( 6 );
- Coverage = FT_NEXT_USHORT( p );
- ValueFormat = FT_NEXT_USHORT( p );
- ValueCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ValueCount = %d)\n", ValueCount ));
-
- len_value = otv_value_length( ValueFormat );
-
- otv_Coverage_validate( table + Coverage, valid );
-
- OTV_LIMIT_CHECK( ValueCount * len_value );
-
- /* Value */
- for ( ; ValueCount > 0; ValueCount-- )
- {
- otv_ValueRecord_validate( p, ValueFormat, valid );
- p += len_value;
- }
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 2 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- static void
- otv_PairSet_validate( FT_Bytes table,
- FT_UInt format1,
- FT_UInt format2,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt value_len1, value_len2, PairValueCount;
-
-
- OTV_NAME_ENTER( "PairSet" );
-
- OTV_LIMIT_CHECK( 2 );
- PairValueCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (PairValueCount = %d)\n", PairValueCount ));
-
- value_len1 = otv_value_length( format1 );
- value_len2 = otv_value_length( format2 );
-
- OTV_LIMIT_CHECK( PairValueCount * ( value_len1 + value_len2 + 2 ) );
-
- /* PairValueRecord */
- for ( ; PairValueCount > 0; PairValueCount-- )
- {
- p += 2; /* skip SecondGlyph */
-
- if ( format1 )
- otv_ValueRecord_validate( p, format1, valid ); /* Value1 */
- p += value_len1;
-
- if ( format2 )
- otv_ValueRecord_validate( p, format2, valid ); /* Value2 */
- p += value_len2;
- }
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra3 (pointer to base table) */
-
- static void
- otv_PairPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "PairPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- valid->extra3 = table;
-
- switch ( PosFormat )
- {
- case 1: /* PairPosFormat1 */
- {
- FT_UInt Coverage, ValueFormat1, ValueFormat2, PairSetCount;
-
-
- OTV_LIMIT_CHECK( 8 );
- Coverage = FT_NEXT_USHORT( p );
- ValueFormat1 = FT_NEXT_USHORT( p );
- ValueFormat2 = FT_NEXT_USHORT( p );
- PairSetCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (PairSetCount = %d)\n", PairSetCount ));
-
- otv_Coverage_validate( table + Coverage, valid );
-
- OTV_LIMIT_CHECK( PairSetCount * 2 );
-
- /* PairSetOffset */
- for ( ; PairSetCount > 0; PairSetCount-- )
- otv_PairSet_validate( table + FT_NEXT_USHORT( p ),
- ValueFormat1, ValueFormat2, valid );
- }
- break;
-
- case 2: /* PairPosFormat2 */
- {
- FT_UInt Coverage, ValueFormat1, ValueFormat2, ClassDef1, ClassDef2;
- FT_UInt ClassCount1, ClassCount2, len_value1, len_value2, count;
-
-
- OTV_LIMIT_CHECK( 14 );
- Coverage = FT_NEXT_USHORT( p );
- ValueFormat1 = FT_NEXT_USHORT( p );
- ValueFormat2 = FT_NEXT_USHORT( p );
- ClassDef1 = FT_NEXT_USHORT( p );
- ClassDef2 = FT_NEXT_USHORT( p );
- ClassCount1 = FT_NEXT_USHORT( p );
- ClassCount2 = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (ClassCount1 = %d)\n", ClassCount1 ));
- OTV_TRACE(( " (ClassCount2 = %d)\n", ClassCount2 ));
-
- len_value1 = otv_value_length( ValueFormat1 );
- len_value2 = otv_value_length( ValueFormat2 );
-
- otv_Coverage_validate( table + Coverage, valid );
- otv_ClassDef_validate( table + ClassDef1, valid );
- otv_ClassDef_validate( table + ClassDef2, valid );
-
- OTV_LIMIT_CHECK( ClassCount1 * ClassCount2 *
- ( len_value1 + len_value2 ) );
-
- /* Class1Record */
- for ( ; ClassCount1 > 0; ClassCount1-- )
- {
- /* Class2Record */
- for ( count = ClassCount2; count > 0; count-- )
- {
- if ( ValueFormat1 )
- /* Value1 */
- otv_ValueRecord_validate( p, ValueFormat1, valid );
- p += len_value1;
-
- if ( ValueFormat2 )
- /* Value2 */
- otv_ValueRecord_validate( p, ValueFormat2, valid );
- p += len_value2;
- }
- }
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 3 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- static void
- otv_CursivePos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "CursivePos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1: /* CursivePosFormat1 */
- {
- FT_UInt table_size;
- FT_UInt Coverage, EntryExitCount;
-
- OTV_OPTIONAL_TABLE( EntryAnchor );
- OTV_OPTIONAL_TABLE( ExitAnchor );
-
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = FT_NEXT_USHORT( p );
- EntryExitCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (EntryExitCount = %d)\n", EntryExitCount ));
-
- otv_Coverage_validate( table + Coverage, valid );
-
- OTV_LIMIT_CHECK( EntryExitCount * 4 );
-
- table_size = EntryExitCount * 4 + 4;
-
- /* EntryExitRecord */
- for ( ; EntryExitCount > 0; EntryExitCount-- )
- {
- OTV_OPTIONAL_OFFSET( EntryAnchor );
- OTV_OPTIONAL_OFFSET( ExitAnchor );
-
- OTV_SIZE_CHECK( EntryAnchor );
- if ( EntryAnchor )
- otv_Anchor_validate( table + EntryAnchor, valid );
-
- OTV_SIZE_CHECK( ExitAnchor );
- if ( ExitAnchor )
- otv_Anchor_validate( table + ExitAnchor, valid );
- }
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 4 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra2 (0) */
-
- static void
- otv_MarkBasePos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "MarkBasePos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1:
- valid->extra2 = 0;
- OTV_NEST2( MarkBasePosFormat1, BaseArray );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 5 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra2 (1) */
-
- static void
- otv_MarkLigPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "MarkLigPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1:
- valid->extra2 = 1;
- OTV_NEST3( MarkLigPosFormat1, LigatureArray, LigatureAttach );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 6 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra2 (0) */
-
- static void
- otv_MarkMarkPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "MarkMarkPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1:
- valid->extra2 = 0;
- OTV_NEST2( MarkMarkPosFormat1, Mark2Array );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 7 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (lookup count) */
-
- static void
- otv_ContextPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "ContextPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- valid->extra1 = valid->lookup_count;
- OTV_NEST3( ContextPosFormat1, PosRuleSet, PosRule );
- OTV_RUN( table, valid );
- break;
-
- case 2:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- OTV_NEST3( ContextPosFormat2, PosClassSet, PosClassRule );
- OTV_RUN( table, valid );
- break;
-
- case 3:
- OTV_NEST1( ContextPosFormat3 );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 8 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (lookup count) */
-
- static void
- otv_ChainContextPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "ChainContextPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- valid->extra1 = valid->lookup_count;
- OTV_NEST3( ChainContextPosFormat1,
- ChainPosRuleSet, ChainPosRule );
- OTV_RUN( table, valid );
- break;
-
- case 2:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- OTV_NEST3( ChainContextPosFormat2,
- ChainPosClassSet, ChainPosClassRule );
- OTV_RUN( table, valid );
- break;
-
- case 3:
- OTV_NEST1( ChainContextPosFormat3 );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS LOOKUP TYPE 9 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->type_funcs */
-
- static void
- otv_ExtensionPos_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt PosFormat;
-
-
- OTV_NAME_ENTER( "ExtensionPos" );
-
- OTV_LIMIT_CHECK( 2 );
- PosFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", PosFormat ));
-
- switch ( PosFormat )
- {
- case 1: /* ExtensionPosFormat1 */
- {
- FT_UInt ExtensionLookupType, ExtensionOffset;
- OTV_Validate_Func validate;
-
-
- OTV_LIMIT_CHECK( 6 );
- ExtensionLookupType = FT_NEXT_USHORT( p );
- ExtensionOffset = FT_NEXT_ULONG( p );
-
- if ( ExtensionLookupType == 0 || ExtensionLookupType >= 9 )
- FT_INVALID_DATA;
-
- validate = valid->type_funcs[ExtensionLookupType - 1];
- validate( table + ExtensionOffset, valid );
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- static const OTV_Validate_Func otv_gpos_validate_funcs[9] =
- {
- otv_SinglePos_validate,
- otv_PairPos_validate,
- otv_CursivePos_validate,
- otv_MarkBasePos_validate,
- otv_MarkLigPos_validate,
- otv_MarkMarkPos_validate,
- otv_ContextPos_validate,
- otv_ChainContextPos_validate,
- otv_ExtensionPos_validate
- };
-
-
- /* sets valid->type_count */
- /* sets valid->type_funcs */
-
- FT_LOCAL_DEF( void )
- otv_GPOS_subtable_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- valid->type_count = 9;
- valid->type_funcs = (OTV_Validate_Func*)otv_gpos_validate_funcs;
-
- otv_Lookup_validate( table, valid );
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GPOS TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->glyph_count */
-
- FT_LOCAL_DEF( void )
- otv_GPOS_validate( FT_Bytes table,
- FT_UInt glyph_count,
- FT_Validator ftvalid )
- {
- OTV_ValidatorRec validrec;
- OTV_Validator valid = &validrec;
- FT_Bytes p = table;
- FT_UInt ScriptList, FeatureList, LookupList;
-
-
- valid->root = ftvalid;
-
- FT_TRACE3(( "validating GPOS table\n" ));
- OTV_INIT;
-
- OTV_LIMIT_CHECK( 10 );
-
- if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
- FT_INVALID_DATA;
-
- ScriptList = FT_NEXT_USHORT( p );
- FeatureList = FT_NEXT_USHORT( p );
- LookupList = FT_NEXT_USHORT( p );
-
- valid->type_count = 9;
- valid->type_funcs = (OTV_Validate_Func*)otv_gpos_validate_funcs;
- valid->glyph_count = glyph_count;
-
- otv_LookupList_validate( table + LookupList,
- valid );
- otv_FeatureList_validate( table + FeatureList, table + LookupList,
- valid );
- otv_ScriptList_validate( table + ScriptList, table + FeatureList,
- valid );
-
- FT_TRACE4(( "\n" ));
- }
-
-
-/* END */
diff --git a/src/otvalid/otvgpos.h b/src/otvalid/otvgpos.h
deleted file mode 100644
index 14ca408..0000000
--- a/src/otvalid/otvgpos.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvgpos.h */
-/* */
-/* OpenType GPOS table validator (specification). */
-/* */
-/* Copyright 2004 by */
-/* 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 __OTVGPOS_H__
-#define __OTVGPOS_H__
-
-
-FT_BEGIN_HEADER
-
-
- FT_LOCAL( void )
- otv_GPOS_subtable_validate( FT_Bytes table,
- OTV_Validator valid );
-
-
-FT_END_HEADER
-
-#endif /* __OTVGPOS_H__ */
-
-
-/* END */
diff --git a/src/otvalid/otvgsub.c b/src/otvalid/otvgsub.c
deleted file mode 100644
index 91dae0b..0000000
--- a/src/otvalid/otvgsub.c
+++ /dev/null
@@ -1,584 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvgsub.c */
-/* */
-/* OpenType GSUB table validation (body). */
-/* */
-/* Copyright 2004, 2005 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvalid.h"
-#include "otvcommn.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvgsub
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 1 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->glyph_count */
-
- static void
- otv_SingleSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "SingleSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1: /* SingleSubstFormat1 */
- {
- FT_Bytes Coverage;
- FT_Int DeltaGlyphID;
- FT_Long idx;
-
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = table + FT_NEXT_USHORT( p );
- DeltaGlyphID = FT_NEXT_SHORT( p );
-
- otv_Coverage_validate( Coverage, valid );
-
- idx = otv_Coverage_get_first( Coverage ) + DeltaGlyphID;
- if ( idx < 0 )
- FT_INVALID_DATA;
-
- idx = otv_Coverage_get_last( Coverage ) + DeltaGlyphID;
- if ( (FT_UInt)idx >= valid->glyph_count )
- FT_INVALID_DATA;
- }
- break;
-
- case 2: /* SingleSubstFormat2 */
- {
- FT_UInt Coverage, GlyphCount;
-
-
- OTV_LIMIT_CHECK( 4 );
- Coverage = FT_NEXT_USHORT( p );
- GlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
-
- otv_Coverage_validate( table + Coverage, valid );
-
- OTV_LIMIT_CHECK( GlyphCount * 2 );
-
- /* Substitute */
- for ( ; GlyphCount > 0; GlyphCount-- )
- if ( FT_NEXT_USHORT( p ) >= valid->glyph_count )
- FT_INVALID_DATA;
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 2 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (glyph count) */
-
- static void
- otv_MultipleSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "MultipleSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1:
- valid->extra1 = valid->glyph_count;
- OTV_NEST2( MultipleSubstFormat1, Sequence );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 3 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (glyph count) */
-
- static void
- otv_AlternateSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "AlternateSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1:
- valid->extra1 = valid->glyph_count;
- OTV_NEST2( AlternateSubstFormat1, AlternateSet );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 4 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
-#define LigatureFunc otv_Ligature_validate
-
- /* uses valid->glyph_count */
-
- static void
- otv_Ligature_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt LigatureGlyph, CompCount;
-
-
- OTV_ENTER;
-
- OTV_LIMIT_CHECK( 4 );
- LigatureGlyph = FT_NEXT_USHORT( p );
- if ( LigatureGlyph >= valid->glyph_count )
- FT_INVALID_DATA;
-
- CompCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (CompCount = %d)\n", CompCount ));
-
- if ( CompCount == 0 )
- FT_INVALID_DATA;
-
- CompCount--;
-
- OTV_LIMIT_CHECK( CompCount * 2 ); /* Component */
-
- /* no need to check the Component glyph indices */
-
- OTV_EXIT;
- }
-
-
- static void
- otv_LigatureSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "LigatureSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1:
- OTV_NEST3( LigatureSubstFormat1, LigatureSet, Ligature );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 5 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (lookup count) */
-
- static void
- otv_ContextSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "ContextSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- valid->extra1 = valid->lookup_count;
- OTV_NEST3( ContextSubstFormat1, SubRuleSet, SubRule );
- OTV_RUN( table, valid );
- break;
-
- case 2:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- OTV_NEST3( ContextSubstFormat2, SubClassSet, SubClassRule );
- OTV_RUN( table, valid );
- break;
-
- case 3:
- OTV_NEST1( ContextSubstFormat3 );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 6 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->extra1 (lookup count) */
-
- static void
- otv_ChainContextSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "ChainContextSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- valid->extra1 = valid->lookup_count;
- OTV_NEST3( ChainContextSubstFormat1,
- ChainSubRuleSet, ChainSubRule );
- OTV_RUN( table, valid );
- break;
-
- case 2:
- /* no need to check glyph indices/classes used as input for these */
- /* context rules since even invalid glyph indices/classes return */
- /* meaningful results */
-
- OTV_NEST3( ChainContextSubstFormat2,
- ChainSubClassSet, ChainSubClassRule );
- OTV_RUN( table, valid );
- break;
-
- case 3:
- OTV_NEST1( ChainContextSubstFormat3 );
- OTV_RUN( table, valid );
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 7 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->type_funcs */
-
- static void
- otv_ExtensionSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt SubstFormat;
-
-
- OTV_NAME_ENTER( "ExtensionSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1: /* ExtensionSubstFormat1 */
- {
- FT_UInt ExtensionLookupType, ExtensionOffset;
- OTV_Validate_Func validate;
-
-
- OTV_LIMIT_CHECK( 6 );
- ExtensionLookupType = FT_NEXT_USHORT( p );
- ExtensionOffset = FT_NEXT_ULONG( p );
-
- if ( ExtensionLookupType == 0 ||
- ExtensionLookupType == 7 ||
- ExtensionLookupType > 8 )
- FT_INVALID_DATA;
-
- validate = valid->type_funcs[ExtensionLookupType - 1];
- validate( table + ExtensionOffset, valid );
- }
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB LOOKUP TYPE 8 *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* uses valid->glyph_count */
-
- static void
- otv_ReverseChainSingleSubst_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table, Coverage;
- FT_UInt SubstFormat;
- FT_UInt BacktrackGlyphCount, LookaheadGlyphCount, GlyphCount;
-
-
- OTV_NAME_ENTER( "ReverseChainSingleSubst" );
-
- OTV_LIMIT_CHECK( 2 );
- SubstFormat = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (format %d)\n", SubstFormat ));
-
- switch ( SubstFormat )
- {
- case 1: /* ReverseChainSingleSubstFormat1 */
- OTV_LIMIT_CHECK( 4 );
- Coverage = table + FT_NEXT_USHORT( p );
- BacktrackGlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (BacktrackGlyphCount = %d)\n", BacktrackGlyphCount ));
-
- otv_Coverage_validate( Coverage, valid );
-
- OTV_LIMIT_CHECK( BacktrackGlyphCount * 2 + 2 );
-
- for ( ; BacktrackGlyphCount > 0; BacktrackGlyphCount-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- LookaheadGlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (LookaheadGlyphCount = %d)\n", LookaheadGlyphCount ));
-
- OTV_LIMIT_CHECK( LookaheadGlyphCount * 2 + 2 );
-
- for ( ; LookaheadGlyphCount > 0; LookaheadGlyphCount-- )
- otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid );
-
- GlyphCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
-
- if ( GlyphCount != otv_Coverage_get_count( Coverage ) )
- FT_INVALID_DATA;
-
- OTV_LIMIT_CHECK( GlyphCount * 2 );
-
- /* Substitute */
- for ( ; GlyphCount > 0; GlyphCount-- )
- if ( FT_NEXT_USHORT( p ) >= valid->glyph_count )
- FT_INVALID_DATA;
-
- break;
-
- default:
- FT_INVALID_DATA;
- }
-
- OTV_EXIT;
- }
-
-
- static const OTV_Validate_Func otv_gsub_validate_funcs[8] =
- {
- otv_SingleSubst_validate,
- otv_MultipleSubst_validate,
- otv_AlternateSubst_validate,
- otv_LigatureSubst_validate,
- otv_ContextSubst_validate,
- otv_ChainContextSubst_validate,
- otv_ExtensionSubst_validate,
- otv_ReverseChainSingleSubst_validate
- };
-
-
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** GSUB TABLE *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
-
- /* sets valid->type_count */
- /* sets valid->type_funcs */
- /* sets valid->glyph_count */
-
- FT_LOCAL_DEF( void )
- otv_GSUB_validate( FT_Bytes table,
- FT_UInt glyph_count,
- FT_Validator ftvalid )
- {
- OTV_ValidatorRec validrec;
- OTV_Validator valid = &validrec;
- FT_Bytes p = table;
- FT_UInt ScriptList, FeatureList, LookupList;
-
-
- valid->root = ftvalid;
-
- FT_TRACE3(( "validating GSUB table\n" ));
- OTV_INIT;
-
- OTV_LIMIT_CHECK( 10 );
-
- if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
- FT_INVALID_DATA;
-
- ScriptList = FT_NEXT_USHORT( p );
- FeatureList = FT_NEXT_USHORT( p );
- LookupList = FT_NEXT_USHORT( p );
-
- valid->type_count = 8;
- valid->type_funcs = (OTV_Validate_Func*)otv_gsub_validate_funcs;
- valid->glyph_count = glyph_count;
-
- otv_LookupList_validate( table + LookupList,
- valid );
- otv_FeatureList_validate( table + FeatureList, table + LookupList,
- valid );
- otv_ScriptList_validate( table + ScriptList, table + FeatureList,
- valid );
-
- FT_TRACE4(( "\n" ));
- }
-
-
-/* END */
diff --git a/src/otvalid/otvjstf.c b/src/otvalid/otvjstf.c
deleted file mode 100644
index 80b8dd6..0000000
--- a/src/otvalid/otvjstf.c
+++ /dev/null
@@ -1,258 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvjstf.c */
-/* */
-/* OpenType JSTF table validation (body). */
-/* */
-/* Copyright 2004 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include "otvalid.h"
-#include "otvcommn.h"
-#include "otvgpos.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvjstf
-
-
-#define JstfPriorityFunc otv_JstfPriority_validate
-#define JstfLookupFunc otv_GPOS_subtable_validate
-
- /* uses valid->extra1 (GSUB lookup count) */
- /* uses valid->extra2 (GPOS lookup count) */
- /* sets valid->extra1 (counter) */
-
- static void
- otv_JstfPriority_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt table_size;
- FT_UInt gsub_lookup_count, gpos_lookup_count;
-
- OTV_OPTIONAL_TABLE( ShrinkageEnableGSUB );
- OTV_OPTIONAL_TABLE( ShrinkageDisableGSUB );
- OTV_OPTIONAL_TABLE( ShrinkageEnableGPOS );
- OTV_OPTIONAL_TABLE( ShrinkageDisableGPOS );
- OTV_OPTIONAL_TABLE( ExtensionEnableGSUB );
- OTV_OPTIONAL_TABLE( ExtensionDisableGSUB );
- OTV_OPTIONAL_TABLE( ExtensionEnableGPOS );
- OTV_OPTIONAL_TABLE( ExtensionDisableGPOS );
- OTV_OPTIONAL_TABLE( ShrinkageJstfMax );
- OTV_OPTIONAL_TABLE( ExtensionJstfMax );
-
-
- OTV_ENTER;
- OTV_TRACE(( "JstfPriority table\n" ));
-
- OTV_LIMIT_CHECK( 20 );
-
- gsub_lookup_count = valid->extra1;
- gpos_lookup_count = valid->extra2;
-
- table_size = 20;
-
- valid->extra1 = gsub_lookup_count;
-
- OTV_OPTIONAL_OFFSET( ShrinkageEnableGSUB );
- OTV_SIZE_CHECK( ShrinkageEnableGSUB );
- if ( ShrinkageEnableGSUB )
- otv_x_ux( table + ShrinkageEnableGSUB, valid );
-
- OTV_OPTIONAL_OFFSET( ShrinkageDisableGSUB );
- OTV_SIZE_CHECK( ShrinkageDisableGSUB );
- if ( ShrinkageDisableGSUB )
- otv_x_ux( table + ShrinkageDisableGSUB, valid );
-
- valid->extra1 = gpos_lookup_count;
-
- OTV_OPTIONAL_OFFSET( ShrinkageEnableGPOS );
- OTV_SIZE_CHECK( ShrinkageEnableGPOS );
- if ( ShrinkageEnableGPOS )
- otv_x_ux( table + ShrinkageEnableGPOS, valid );
-
- OTV_OPTIONAL_OFFSET( ShrinkageDisableGPOS );
- OTV_SIZE_CHECK( ShrinkageDisableGPOS );
- if ( ShrinkageDisableGPOS )
- otv_x_ux( table + ShrinkageDisableGPOS, valid );
-
- OTV_OPTIONAL_OFFSET( ShrinkageJstfMax );
- OTV_SIZE_CHECK( ShrinkageJstfMax );
- if ( ShrinkageJstfMax )
- {
- /* XXX: check lookup types? */
- OTV_NEST2( JstfMax, JstfLookup );
- OTV_RUN( table + ShrinkageJstfMax, valid );
- }
-
- valid->extra1 = gsub_lookup_count;
-
- OTV_OPTIONAL_OFFSET( ExtensionEnableGSUB );
- OTV_SIZE_CHECK( ExtensionEnableGSUB );
- if ( ExtensionEnableGSUB )
- otv_x_ux( table + ExtensionEnableGSUB, valid );
-
- OTV_OPTIONAL_OFFSET( ExtensionDisableGSUB );
- OTV_SIZE_CHECK( ExtensionDisableGSUB );
- if ( ExtensionDisableGSUB )
- otv_x_ux( table + ExtensionDisableGSUB, valid );
-
- valid->extra1 = gpos_lookup_count;
-
- OTV_OPTIONAL_OFFSET( ExtensionEnableGPOS );
- OTV_SIZE_CHECK( ExtensionEnableGPOS );
- if ( ExtensionEnableGPOS )
- otv_x_ux( table + ExtensionEnableGPOS, valid );
-
- OTV_OPTIONAL_OFFSET( ExtensionDisableGPOS );
- OTV_SIZE_CHECK( ExtensionDisableGPOS );
- if ( ExtensionDisableGPOS )
- otv_x_ux( table + ExtensionDisableGPOS, valid );
-
- OTV_OPTIONAL_OFFSET( ExtensionJstfMax );
- OTV_SIZE_CHECK( ExtensionJstfMax );
- if ( ExtensionJstfMax )
- {
- /* XXX: check lookup types? */
- OTV_NEST2( JstfMax, JstfLookup );
- OTV_RUN( table + ExtensionJstfMax, valid );
- }
-
- valid->extra1 = gsub_lookup_count;
- valid->extra2 = gpos_lookup_count;
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra (glyph count) */
- /* sets valid->func1 (otv_JstfPriority_validate) */
-
- static void
- otv_JstfScript_validate( FT_Bytes table,
- OTV_Validator valid )
- {
- FT_Bytes p = table;
- FT_UInt table_size;
- FT_UInt JstfLangSysCount;
-
- OTV_OPTIONAL_TABLE( ExtGlyph );
- OTV_OPTIONAL_TABLE( DefJstfLangSys );
-
-
- OTV_NAME_ENTER( "JstfScript" );
-
- OTV_LIMIT_CHECK( 6 );
- OTV_OPTIONAL_OFFSET( ExtGlyph );
- OTV_OPTIONAL_OFFSET( DefJstfLangSys );
- JstfLangSysCount = FT_NEXT_USHORT( p );
-
- OTV_TRACE(( " (JstfLangSysCount = %d)\n", JstfLangSysCount ));
-
- table_size = JstfLangSysCount * 6 + 6;
-
- OTV_SIZE_CHECK( ExtGlyph );
- if ( ExtGlyph )
- {
- valid->extra1 = valid->glyph_count;
- OTV_NEST1( ExtenderGlyph );
- OTV_RUN( table + ExtGlyph, valid );
- }
-
- OTV_SIZE_CHECK( DefJstfLangSys );
- if ( DefJstfLangSys )
- {
- OTV_NEST2( JstfLangSys, JstfPriority );
- OTV_RUN( table + DefJstfLangSys, valid );
- }
-
- OTV_LIMIT_CHECK( 6 * JstfLangSysCount );
-
- /* JstfLangSysRecord */
- OTV_NEST2( JstfLangSys, JstfPriority );
- for ( ; JstfLangSysCount > 0; JstfLangSysCount-- )
- {
- p += 4; /* skip JstfLangSysTag */
-
- OTV_RUN( table + FT_NEXT_USHORT( p ), valid );
- }
-
- OTV_EXIT;
- }
-
-
- /* sets valid->extra1 (GSUB lookup count) */
- /* sets valid->extra2 (GPOS lookup count) */
- /* sets valid->glyph_count */
-
- FT_LOCAL_DEF( void )
- otv_JSTF_validate( FT_Bytes table,
- FT_Bytes gsub,
- FT_Bytes gpos,
- FT_UInt glyph_count,
- FT_Validator ftvalid )
- {
- OTV_ValidatorRec validrec;
- OTV_Validator valid = &validrec;
- FT_Bytes p = table;
- FT_UInt JstfScriptCount;
-
-
- valid->root = ftvalid;
-
- FT_TRACE3(( "validating JSTF table\n" ));
- OTV_INIT;
-
- OTV_LIMIT_CHECK( 6 );
-
- if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
- FT_INVALID_DATA;
-
- JstfScriptCount = FT_NEXT_USHORT( p );
-
- FT_TRACE3(( " (JstfScriptCount = %d)\n", JstfScriptCount ));
-
- OTV_LIMIT_CHECK( JstfScriptCount * 6 );
-
- if ( gsub )
- valid->extra1 = otv_GSUBGPOS_get_Lookup_count( gsub );
- else
- valid->extra1 = 0;
-
- if ( gpos )
- valid->extra2 = otv_GSUBGPOS_get_Lookup_count( gpos );
- else
- valid->extra2 = 0;
-
- valid->glyph_count = glyph_count;
-
- /* JstfScriptRecord */
- for ( ; JstfScriptCount > 0; JstfScriptCount-- )
- {
- p += 4; /* skip JstfScriptTag */
-
- /* JstfScript */
- otv_JstfScript_validate( table + FT_NEXT_USHORT( p ), valid );
- }
-
- FT_TRACE4(( "\n" ));
- }
-
-
-/* END */
diff --git a/src/otvalid/otvmod.c b/src/otvalid/otvmod.c
deleted file mode 100644
index 157272f..0000000
--- a/src/otvalid/otvmod.c
+++ /dev/null
@@ -1,242 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvmod.c */
-/* */
-/* FreeType's OpenType validation module implementation (body). */
-/* */
-/* Copyright 2004, 2005, 2006 by */
-/* 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. */
-/* */
-/***************************************************************************/
-
-
-#include <ft2build.h>
-#include FT_TRUETYPE_TABLES_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_OPENTYPE_VALIDATE_H
-#include FT_INTERNAL_OBJECTS_H
-#include FT_SERVICE_OPENTYPE_VALIDATE_H
-
-#include "otvmod.h"
-#include "otvalid.h"
-#include "otvcommn.h"
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_otvmodule
-
-
- static FT_Error
- otv_load_table( FT_Face face,
- FT_Tag tag,
- FT_Byte* volatile* table,
- FT_ULong* table_len )
- {
- FT_Error error;
- FT_Memory memory = FT_FACE_MEMORY( face );
-
-
- error = FT_Load_Sfnt_Table( face, tag, 0, NULL, table_len );
- if ( error == OTV_Err_Table_Missing )
- return OTV_Err_Ok;
- if ( error )
- goto Exit;
-
- if ( FT_ALLOC( *table, *table_len ) )
- goto Exit;
-
- error = FT_Load_Sfnt_Table( face, tag, 0, *table, table_len );
-
- Exit:
- return error;
- }
-
-
- static FT_Error
- otv_validate( FT_Face volatile face,
- FT_UInt ot_flags,
- FT_Bytes *ot_base,
- FT_Bytes *ot_gdef,
- FT_Bytes *ot_gpos,
- FT_Bytes *ot_gsub,
- FT_Bytes *ot_jstf )
- {
- FT_Error error = OTV_Err_Ok;
- FT_Byte* volatile base;
- FT_Byte* volatile gdef;
- FT_Byte* volatile gpos;
- FT_Byte* volatile gsub;
- FT_Byte* volatile jstf;
- FT_ULong len_base, len_gdef, len_gpos, len_gsub, len_jstf;
- FT_ValidatorRec volatile valid;
-
-
- base = gdef = gpos = gsub = jstf = NULL;
- len_base = len_gdef = len_gpos = len_gsub = len_jstf = 0;
-
- /* load tables */
-
- if ( ot_flags & FT_VALIDATE_BASE )
- {
- error = otv_load_table( face, TTAG_BASE, &base, &len_base );
- if ( error )
- goto Exit;
- }
-
- if ( ot_flags & FT_VALIDATE_GDEF )
- {
- error = otv_load_table( face, TTAG_GDEF, &gdef, &len_gdef );
- if ( error )
- goto Exit;
- }
-
- if ( ot_flags & FT_VALIDATE_GPOS )
- {
- error = otv_load_table( face, TTAG_GPOS, &gpos, &len_gpos );
- if ( error )
- goto Exit;
- }
-
- if ( ot_flags & FT_VALIDATE_GSUB )
- {
- error = otv_load_table( face, TTAG_GSUB, &gsub, &len_gsub );
- if ( error )
- goto Exit;
- }
-
- if ( ot_flags & FT_VALIDATE_JSTF )
- {
- error = otv_load_table( face, TTAG_JSTF, &jstf, &len_jstf );
- if ( error )
- goto Exit;
- }
-
- /* validate tables */
-
- if ( base )
- {
- ft_validator_init( &valid, base, base + len_base, FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- otv_BASE_validate( base, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- if ( gpos )
- {
- ft_validator_init( &valid, gpos, gpos + len_gpos, FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- otv_GPOS_validate( gpos, face->num_glyphs, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- if ( gsub )
- {
- ft_validator_init( &valid, gsub, gsub + len_gsub, FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- otv_GSUB_validate( gsub, face->num_glyphs, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- if ( gdef )
- {
- ft_validator_init( &valid, gdef, gdef + len_gdef, FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- otv_GDEF_validate( gdef, gsub, gpos, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- if ( jstf )
- {
- ft_validator_init( &valid, jstf, jstf + len_jstf, FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- otv_JSTF_validate( jstf, gsub, gpos, face->num_glyphs, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- *ot_base = (FT_Bytes)base;
- *ot_gdef = (FT_Bytes)gdef;
- *ot_gpos = (FT_Bytes)gpos;
- *ot_gsub = (FT_Bytes)gsub;
- *ot_jstf = (FT_Bytes)jstf;
-
- Exit:
- if ( error ) {
- FT_Memory memory = FT_FACE_MEMORY( face );
-
-
- FT_FREE( base );
- FT_FREE( gdef );
- FT_FREE( gpos );
- FT_FREE( gsub );
- FT_FREE( jstf );
- }
-
- return error;
- }
-
-
- static
- const FT_Service_OTvalidateRec otvalid_interface =
- {
- otv_validate
- };
-
-
- static
- const FT_ServiceDescRec otvalid_services[] =
- {
- { FT_SERVICE_ID_OPENTYPE_VALIDATE, &otvalid_interface },
- { NULL, NULL }
- };
-
-
- static FT_Pointer
- otvalid_get_service( FT_Module module,
- const char* service_id )
- {
- FT_UNUSED( module );
-
- return ft_service_list_lookup( otvalid_services, service_id );
- }
-
-
- FT_CALLBACK_TABLE_DEF
- const FT_Module_Class otv_module_class =
- {
- 0,
- sizeof( FT_ModuleRec ),
- "otvalid",
- 0x10000L,
- 0x20000L,
-
- 0, /* module-specific interface */
-
- (FT_Module_Constructor)0,
- (FT_Module_Destructor) 0,
- (FT_Module_Requester) otvalid_get_service
- };
-
-
-/* END */
diff --git a/src/otvalid/otvmod.h b/src/otvalid/otvmod.h
deleted file mode 100644
index 1bfc189..0000000
--- a/src/otvalid/otvmod.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/***************************************************************************/
-/* */
-/* otvmod.h */
-/* */
-/* FreeType's OpenType validation module implementation */
-/* (specification). */
-/* */
-/* Copyright 2004 by */
-/* 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 __OTVMOD_H__
-#define __OTVMOD_H__
-
-
-#include <ft2build.h>
-#include FT_MODULE_H
-
-
-FT_BEGIN_HEADER
-
-
- FT_EXPORT_VAR( const FT_Module_Class ) otv_module_class;
-
-
-FT_END_HEADER
-
-#endif /* __OTVMOD_H__ */
-
-
-/* END */
diff --git a/src/otvalid/rules.mk b/src/otvalid/rules.mk
deleted file mode 100644
index 48f1233..0000000
--- a/src/otvalid/rules.mk
+++ /dev/null
@@ -1,77 +0,0 @@
-#
-# FreeType 2 OpenType validation driver configuration rules
-#
-
-
-# Copyright 2004 by
-# 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.
-
-
-# OTV driver directory
-#
-OTV_DIR := $(SRC_DIR)/otvalid
-
-
-# compilation flags for the driver
-#
-OTV_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(OTV_DIR))
-
-
-# OTV driver sources (i.e., C files)
-#
-OTV_DRV_SRC := $(OTV_DIR)/otvbase.c \
- $(OTV_DIR)/otvcommn.c \
- $(OTV_DIR)/otvgdef.c \
- $(OTV_DIR)/otvgpos.c \
- $(OTV_DIR)/otvgsub.c \
- $(OTV_DIR)/otvjstf.c \
- $(OTV_DIR)/otvmod.c
-
-# OTV driver headers
-#
-OTV_DRV_H := $(OTV_DIR)/otvalid.h \
- $(OTV_DIR)/otverror.h \
- $(OTV_DIR)/otvcommn.h \
- $(OTV_DIR)/otvgpos.h \
- $(OTV_DIR)/otvmod.h
-
-
-# OTV driver object(s)
-#
-# OTV_DRV_OBJ_M is used during `multi' builds.
-# OTV_DRV_OBJ_S is used during `single' builds.
-#
-OTV_DRV_OBJ_M := $(OTV_DRV_SRC:$(OTV_DIR)/%.c=$(OBJ_DIR)/%.$O)
-OTV_DRV_OBJ_S := $(OBJ_DIR)/otvalid.$O
-
-# OTV driver source file for single build
-#
-OTV_DRV_SRC_S := $(OTV_DIR)/otvalid.c
-
-
-# OTV driver - single object
-#
-$(OTV_DRV_OBJ_S): $(OTV_DRV_SRC_S) $(OTV_DRV_SRC) \
- $(FREETYPE_H) $(OTV_DRV_H)
- $(OTV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(OTV_DRV_SRC_S))
-
-
-# OTV driver - multiple objects
-#
-$(OBJ_DIR)/%.$O: $(OTV_DIR)/%.c $(FREETYPE_H) $(OTV_DRV_H)
- $(OTV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
-
-
-# update main driver object lists
-#
-DRV_OBJS_S += $(OTV_DRV_OBJ_S)
-DRV_OBJS_M += $(OTV_DRV_OBJ_M)
-
-
-# EOF
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 22:18:49 +0000