diff options
Diffstat (limited to 'src/3rdparty/freetype/src/gxvalid/gxvlcar.c')
| -rw-r--r-- | src/3rdparty/freetype/src/gxvalid/gxvlcar.c | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/src/3rdparty/freetype/src/gxvalid/gxvlcar.c b/src/3rdparty/freetype/src/gxvalid/gxvlcar.c deleted file mode 100644 index 48821ea87..000000000 --- a/src/3rdparty/freetype/src/gxvalid/gxvlcar.c +++ /dev/null @@ -1,223 +0,0 @@ -/***************************************************************************/ -/* */ -/* gxvlcar.c */ -/* */ -/* TrueTypeGX/AAT lcar table validation (body). */ -/* */ -/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - -/***************************************************************************/ -/* */ -/* gxvalid is derived from both gxlayout module and otvalid module. */ -/* Development of gxlayout is supported by the Information-technology */ -/* Promotion Agency(IPA), Japan. */ -/* */ -/***************************************************************************/ - - -#include "gxvalid.h" -#include "gxvcommn.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_gxvlcar - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** Data and Types *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - typedef struct GXV_lcar_DataRec_ - { - FT_UShort format; - - } GXV_lcar_DataRec, *GXV_lcar_Data; - - -#define GXV_LCAR_DATA( FIELD ) GXV_TABLE_DATA( lcar, FIELD ) - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** UTILITY FUNCTIONS *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - static void - gxv_lcar_partial_validate( FT_UShort partial, - FT_UShort glyph, - GXV_Validator valid ) - { - GXV_NAME_ENTER( "partial" ); - - if ( GXV_LCAR_DATA( format ) != 1 ) - goto Exit; - - gxv_ctlPoint_validate( glyph, partial, valid ); - - Exit: - GXV_EXIT; - } - - - static void - gxv_lcar_LookupValue_validate( FT_UShort glyph, - GXV_LookupValueDesc value, - GXV_Validator valid ) - { - FT_Bytes p = valid->root->base + value.u; - FT_Bytes limit = valid->root->limit; - FT_UShort count; - FT_Short partial; - FT_UShort i; - - - GXV_NAME_ENTER( "element in lookupTable" ); - - GXV_LIMIT_CHECK( 2 ); - count = FT_NEXT_USHORT( p ); - - GXV_LIMIT_CHECK( 2 * count ); - for ( i = 0; i < count; i++ ) - { - partial = FT_NEXT_SHORT( p ); - gxv_lcar_partial_validate( partial, glyph, valid ); - } - - GXV_EXIT; - } - - - /* - +------ lcar --------------------+ - | | - | +===============+ | - | | looup header | | - | +===============+ | - | | BinSrchHeader | | - | +===============+ | - | | lastGlyph[0] | | - | +---------------+ | - | | firstGlyph[0] | | head of lcar sfnt table - | +---------------+ | + - | | offset[0] | -> | offset [byte] - | +===============+ | + - | | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte] - | +---------------+ | - | | firstGlyph[1] | | - | +---------------+ | - | | offset[1] | | - | +===============+ | - | | - | .... | - | | - | 16bit value array | - | +===============+ | - +------| value | <-------+ - | .... - | - | - | - | - | - +----> lcar values...handled by lcar callback function - */ - - static GXV_LookupValueDesc - gxv_lcar_LookupFmt4_transit( FT_UShort relative_gindex, - GXV_LookupValueDesc base_value, - FT_Bytes lookuptbl_limit, - GXV_Validator valid ) - { - FT_Bytes p; - FT_Bytes limit; - FT_UShort offset; - GXV_LookupValueDesc value; - - FT_UNUSED( lookuptbl_limit ); - - /* XXX: check range? */ - offset = (FT_UShort)( base_value.u + - relative_gindex * sizeof ( FT_UShort ) ); - p = valid->root->base + offset; - limit = valid->root->limit; - - GXV_LIMIT_CHECK ( 2 ); - value.u = FT_NEXT_USHORT( p ); - - return value; - } - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** lcar TABLE *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - FT_LOCAL_DEF( void ) - gxv_lcar_validate( FT_Bytes table, - FT_Face face, - FT_Validator ftvalid ) - { - FT_Bytes p = table; - FT_Bytes limit = 0; - GXV_ValidatorRec validrec; - GXV_Validator valid = &validrec; - - GXV_lcar_DataRec lcarrec; - GXV_lcar_Data lcar = &lcarrec; - - FT_Fixed version; - - - valid->root = ftvalid; - valid->table_data = lcar; - valid->face = face; - - FT_TRACE3(( "validating `lcar' table\n" )); - GXV_INIT; - - GXV_LIMIT_CHECK( 4 + 2 ); - version = FT_NEXT_ULONG( p ); - GXV_LCAR_DATA( format ) = FT_NEXT_USHORT( p ); - - if ( version != 0x00010000UL) - FT_INVALID_FORMAT; - - if ( GXV_LCAR_DATA( format ) > 1 ) - FT_INVALID_FORMAT; - - valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED; - valid->lookupval_func = gxv_lcar_LookupValue_validate; - valid->lookupfmt4_trans = gxv_lcar_LookupFmt4_transit; - gxv_LookupTable_validate( p, limit, valid ); - - FT_TRACE4(( "\n" )); - } - - -/* END */ |