summaryrefslogtreecommitdiffstats
path: root/src/sfnt/ttcmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/sfnt/ttcmap.c')
-rw-r--r--src/sfnt/ttcmap.c591
1 files changed, 454 insertions, 137 deletions
diff --git a/src/sfnt/ttcmap.c b/src/sfnt/ttcmap.c
index 6830391..b283f6d 100644
--- a/src/sfnt/ttcmap.c
+++ b/src/sfnt/ttcmap.c
@@ -25,6 +25,7 @@
#include FT_INTERNAL_STREAM_H
#include "ttload.h"
#include "ttcmap.h"
+#include "sfntpic.h"
/*************************************************************************/
@@ -124,7 +125,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap0_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -157,17 +158,14 @@
FT_Byte* p = cmap->data + 4;
- cmap_info->format = 0;
+ cmap_info->format = 0;
cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap0_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap0_class_rec,
sizeof ( TT_CMapRec ),
(FT_CMap_InitFunc) tt_cmap_init,
@@ -176,11 +174,11 @@
(FT_CMap_CharNextFunc) tt_cmap0_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
0,
(TT_CMap_ValidateFunc) tt_cmap0_validate,
(TT_CMap_Info_GetFunc) tt_cmap0_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_0 */
@@ -462,7 +460,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap2_char_next( TT_CMap cmap,
FT_UInt32 *pcharcode )
{
@@ -536,17 +534,14 @@
FT_Byte* p = cmap->data + 4;
- cmap_info->format = 2;
+ cmap_info->format = 2;
cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap2_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap2_class_rec,
sizeof ( TT_CMapRec ),
(FT_CMap_InitFunc) tt_cmap_init,
@@ -555,11 +550,11 @@
(FT_CMap_CharNextFunc) tt_cmap2_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
2,
(TT_CMap_ValidateFunc) tt_cmap2_validate,
(TT_CMap_Info_GetFunc) tt_cmap2_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_2 */
@@ -664,7 +659,7 @@
p = table + 6;
cmap->num_ranges = FT_PEEK_USHORT( p ) >> 1;
- cmap->cur_charcode = 0xFFFFFFFFUL;
+ cmap->cur_charcode = (FT_UInt32)0xFFFFFFFFUL;
cmap->cur_gindex = 0;
return SFNT_Err_Ok;
@@ -742,7 +737,7 @@
if ( cmap->cur_charcode >= 0xFFFFUL )
goto Fail;
- charcode = cmap->cur_charcode + 1;
+ charcode = (FT_UInt)cmap->cur_charcode + 1;
if ( charcode < cmap->cur_start )
charcode = cmap->cur_start;
@@ -804,7 +799,7 @@
}
Fail:
- cmap->cur_charcode = 0xFFFFFFFFUL;
+ cmap->cur_charcode = (FT_UInt32)0xFFFFFFFFUL;
cmap->cur_gindex = 0;
}
@@ -1093,7 +1088,7 @@
FT_UInt num_segs2, start, end, offset;
FT_Int delta;
FT_UInt max, min, mid, num_segs;
- FT_UInt charcode = *pcharcode;
+ FT_UInt charcode = (FT_UInt)*pcharcode;
FT_UInt gindex = 0;
FT_Byte* p;
@@ -1335,7 +1330,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap4_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -1375,17 +1370,14 @@
FT_Byte* p = cmap->data + 4;
- cmap_info->format = 4;
+ cmap_info->format = 4;
cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap4_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap4_class_rec,
sizeof ( TT_CMap4Rec ),
(FT_CMap_InitFunc) tt_cmap4_init,
(FT_CMap_DoneFunc) NULL,
@@ -1393,11 +1385,11 @@
(FT_CMap_CharNextFunc) tt_cmap4_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
4,
(TT_CMap_ValidateFunc) tt_cmap4_validate,
(TT_CMap_Info_GetFunc) tt_cmap4_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_4 */
@@ -1489,7 +1481,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap6_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -1537,17 +1529,14 @@
FT_Byte* p = cmap->data + 4;
- cmap_info->format = 6;
+ cmap_info->format = 6;
cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap6_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap6_class_rec,
sizeof ( TT_CMapRec ),
(FT_CMap_InitFunc) tt_cmap_init,
@@ -1556,11 +1545,11 @@
(FT_CMap_CharNextFunc) tt_cmap6_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
6,
(TT_CMap_ValidateFunc) tt_cmap6_validate,
(TT_CMap_Info_GetFunc) tt_cmap6_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_6 */
@@ -1635,7 +1624,7 @@
FT_INVALID_TOO_SHORT;
length = TT_NEXT_ULONG( p );
- if ( table + length > valid->limit || length < 8208 )
+ if ( length > (FT_UInt32)( valid->limit - table ) || length < 8192 + 16 )
FT_INVALID_TOO_SHORT;
is32 = table + 12;
@@ -1745,7 +1734,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap8_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -1793,17 +1782,14 @@
FT_Byte* p = cmap->data + 8;
- cmap_info->format = 8;
+ cmap_info->format = 8;
cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap8_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap8_class_rec,
sizeof ( TT_CMapRec ),
(FT_CMap_InitFunc) tt_cmap_init,
@@ -1812,11 +1798,11 @@
(FT_CMap_CharNextFunc) tt_cmap8_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
8,
(TT_CMap_ValidateFunc) tt_cmap8_validate,
(TT_CMap_Info_GetFunc) tt_cmap8_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_8 */
@@ -1863,7 +1849,8 @@
p = table + 16;
count = TT_NEXT_ULONG( p );
- if ( table + length > valid->limit || length < 20 + count * 2 )
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 20 + count * 2 )
FT_INVALID_TOO_SHORT;
/* check glyph indices */
@@ -1905,7 +1892,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap10_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -1944,17 +1931,14 @@
FT_Byte* p = cmap->data + 8;
- cmap_info->format = 10;
+ cmap_info->format = 10;
cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap10_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap10_class_rec,
sizeof ( TT_CMapRec ),
(FT_CMap_InitFunc) tt_cmap_init,
@@ -1963,11 +1947,11 @@
(FT_CMap_CharNextFunc) tt_cmap10_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
10,
(TT_CMap_ValidateFunc) tt_cmap10_validate,
(TT_CMap_Info_GetFunc) tt_cmap10_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_10 */
@@ -2048,7 +2032,8 @@
p = table + 12;
num_groups = TT_NEXT_ULONG( p );
- if ( table + length > valid->limit || length < 16 + 12 * num_groups )
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 16 + 12 * num_groups )
FT_INVALID_TOO_SHORT;
/* check groups, they must be in increasing order */
@@ -2225,7 +2210,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap12_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -2243,8 +2228,10 @@
if ( cmap12->valid )
{
gindex = cmap12->cur_gindex;
+
+ /* XXX: check cur_charcode overflow is expected */
if ( gindex )
- *pchar_code = cmap12->cur_charcode;
+ *pchar_code = (FT_UInt32)cmap12->cur_charcode;
}
else
gindex = 0;
@@ -2252,7 +2239,8 @@
else
gindex = tt_cmap12_char_map_binary( cmap, pchar_code, 1 );
- return gindex;
+ /* XXX: check gindex overflow is expected */
+ return (FT_UInt32)gindex;
}
@@ -2263,17 +2251,14 @@
FT_Byte* p = cmap->data + 8;
- cmap_info->format = 12;
+ cmap_info->format = 12;
cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
return SFNT_Err_Ok;
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap12_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap12_class_rec,
sizeof ( TT_CMap12Rec ),
(FT_CMap_InitFunc) tt_cmap12_init,
@@ -2282,11 +2267,11 @@
(FT_CMap_CharNextFunc) tt_cmap12_char_next,
NULL, NULL, NULL, NULL, NULL
- },
+ ,
12,
(TT_CMap_ValidateFunc) tt_cmap12_validate,
(TT_CMap_Info_GetFunc) tt_cmap12_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_12 */
@@ -2294,6 +2279,322 @@
/*************************************************************************/
/*************************************************************************/
/***** *****/
+ /***** FORMAT 13 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 13 */
+ /* reserved 2 USHORT reserved */
+ /* length 4 ULONG length in bytes */
+ /* language 8 ULONG Mac language code */
+ /* count 12 ULONG number of groups */
+ /* 16 */
+ /* */
+ /* This header is followed by `count' groups of the following format: */
+ /* */
+ /* start 0 ULONG first charcode */
+ /* end 4 ULONG last charcode */
+ /* glyphId 8 ULONG glyph ID for the whole group */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_13
+
+ typedef struct TT_CMap13Rec_
+ {
+ TT_CMapRec cmap;
+ FT_Bool valid;
+ FT_ULong cur_charcode;
+ FT_UInt cur_gindex;
+ FT_ULong cur_group;
+ FT_ULong num_groups;
+
+ } TT_CMap13Rec, *TT_CMap13;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_init( TT_CMap13 cmap,
+ FT_Byte* table )
+ {
+ cmap->cmap.data = table;
+
+ table += 12;
+ cmap->num_groups = FT_PEEK_ULONG( table );
+
+ cmap->valid = 0;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p;
+ FT_ULong length;
+ FT_ULong num_groups;
+
+
+ if ( table + 16 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ p = table + 4;
+ length = TT_NEXT_ULONG( p );
+
+ p = table + 12;
+ num_groups = TT_NEXT_ULONG( p );
+
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 16 + 12 * num_groups )
+ FT_INVALID_TOO_SHORT;
+
+ /* check groups, they must be in increasing order */
+ {
+ FT_ULong n, start, end, glyph_id, last = 0;
+
+
+ for ( n = 0; n < num_groups; n++ )
+ {
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ glyph_id = TT_NEXT_ULONG( p );
+
+ if ( start > end )
+ FT_INVALID_DATA;
+
+ if ( n > 0 && start <= last )
+ FT_INVALID_DATA;
+
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ if ( glyph_id >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+
+ last = end;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /* search the index of the charcode next to cmap->cur_charcode */
+ /* cmap->cur_group should be set up properly by caller */
+ /* */
+ static void
+ tt_cmap13_next( TT_CMap13 cmap )
+ {
+ FT_Byte* p;
+ FT_ULong start, end, glyph_id, char_code;
+ FT_ULong n;
+ FT_UInt gindex;
+
+
+ if ( cmap->cur_charcode >= 0xFFFFFFFFUL )
+ goto Fail;
+
+ char_code = cmap->cur_charcode + 1;
+
+ n = cmap->cur_group;
+
+ for ( n = cmap->cur_group; n < cmap->num_groups; n++ )
+ {
+ p = cmap->cmap.data + 16 + 12 * n;
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ glyph_id = TT_PEEK_ULONG( p );
+
+ if ( char_code < start )
+ char_code = start;
+
+ if ( char_code <= end )
+ {
+ gindex = (FT_UInt)glyph_id;
+
+ if ( gindex )
+ {
+ cmap->cur_charcode = char_code;;
+ cmap->cur_gindex = gindex;
+ cmap->cur_group = n;
+
+ return;
+ }
+ }
+ }
+
+ Fail:
+ cmap->valid = 0;
+ }
+
+
+ static FT_UInt
+ tt_cmap13_char_map_binary( TT_CMap cmap,
+ FT_UInt32* pchar_code,
+ FT_Bool next )
+ {
+ FT_UInt gindex = 0;
+ FT_Byte* p = cmap->data + 12;
+ FT_UInt32 num_groups = TT_PEEK_ULONG( p );
+ FT_UInt32 char_code = *pchar_code;
+ FT_UInt32 start, end;
+ FT_UInt32 max, min, mid;
+
+
+ if ( !num_groups )
+ return 0;
+
+ /* make compiler happy */
+ mid = num_groups;
+ end = 0xFFFFFFFFUL;
+
+ if ( next )
+ char_code++;
+
+ min = 0;
+ max = num_groups;
+
+ /* binary search */
+ while ( min < max )
+ {
+ mid = ( min + max ) >> 1;
+ p = cmap->data + 16 + 12 * mid;
+
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+
+ if ( char_code < start )
+ max = mid;
+ else if ( char_code > end )
+ min = mid + 1;
+ else
+ {
+ gindex = (FT_UInt)TT_PEEK_ULONG( p );
+
+ break;
+ }
+ }
+
+ if ( next )
+ {
+ TT_CMap13 cmap13 = (TT_CMap13)cmap;
+
+
+ /* if `char_code' is not in any group, then `mid' is */
+ /* the group nearest to `char_code' */
+ /* */
+
+ if ( char_code > end )
+ {
+ mid++;
+ if ( mid == num_groups )
+ return 0;
+ }
+
+ cmap13->valid = 1;
+ cmap13->cur_charcode = char_code;
+ cmap13->cur_group = mid;
+
+ if ( !gindex )
+ {
+ tt_cmap13_next( cmap13 );
+
+ if ( cmap13->valid )
+ gindex = cmap13->cur_gindex;
+ }
+ else
+ cmap13->cur_gindex = gindex;
+
+ if ( gindex )
+ *pchar_code = cmap13->cur_charcode;
+ }
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap13_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ return tt_cmap13_char_map_binary( cmap, &char_code, 0 );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap13_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ TT_CMap13 cmap13 = (TT_CMap13)cmap;
+ FT_UInt gindex;
+
+
+ if ( cmap13->cur_charcode >= 0xFFFFFFFFUL )
+ return 0;
+
+ /* no need to search */
+ if ( cmap13->valid && cmap13->cur_charcode == *pchar_code )
+ {
+ tt_cmap13_next( cmap13 );
+ if ( cmap13->valid )
+ {
+ gindex = cmap13->cur_gindex;
+ if ( gindex )
+ *pchar_code = cmap13->cur_charcode;
+ }
+ else
+ gindex = 0;
+ }
+ else
+ gindex = tt_cmap13_char_map_binary( cmap, pchar_code, 1 );
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 8;
+
+
+ cmap_info->format = 13;
+ cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap13_class_rec,
+ sizeof ( TT_CMap13Rec ),
+
+ (FT_CMap_InitFunc) tt_cmap13_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap13_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap13_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 13,
+ (TT_CMap_ValidateFunc) tt_cmap13_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap13_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_13 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
/***** FORMAT 14 *****/
/***** *****/
/*************************************************************************/
@@ -2363,7 +2664,7 @@
* cmap 14 query functions. The data is overwritten
* on each call to these functions.
*/
- FT_UInt max_results;
+ FT_UInt32 max_results;
FT_UInt32* results;
FT_Memory memory;
@@ -2384,10 +2685,10 @@
static FT_Error
tt_cmap14_ensure( TT_CMap14 cmap,
- FT_UInt num_results,
+ FT_UInt32 num_results,
FT_Memory memory )
{
- FT_UInt old_max = cmap->max_results;
+ FT_UInt32 old_max = cmap->max_results;
FT_Error error = 0;
@@ -2429,7 +2730,8 @@
FT_ULong num_selectors = TT_NEXT_ULONG( p );
- if ( table + length > valid->limit || length < 10 + 11 * num_selectors )
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 10 + 11 * num_selectors )
FT_INVALID_TOO_SHORT;
/* check selectors, they must be in increasing order */
@@ -2491,7 +2793,7 @@
FT_ULong i, lastUni = 0;
- if ( ndp + numMappings * 4 > valid->limit )
+ if ( numMappings * 4 > (FT_ULong)( valid->limit - ndp ) )
FT_INVALID_TOO_SHORT;
for ( i = 0; i < numMappings; ++i )
@@ -2532,7 +2834,7 @@
}
- FT_CALLBACK_DEF( FT_UInt )
+ FT_CALLBACK_DEF( FT_UInt32 )
tt_cmap14_char_next( TT_CMap cmap,
FT_UInt32 *pchar_code )
{
@@ -2550,7 +2852,7 @@
{
FT_UNUSED( cmap );
- cmap_info->format = 14;
+ cmap_info->format = 14;
/* subtable 14 does not define a language field */
cmap_info->language = 0xFFFFFFFFUL;
@@ -2610,7 +2912,7 @@
{
FT_UInt32 mid = ( min + max ) >> 1;
FT_Byte* p = base + 5 * mid;
- FT_UInt32 uni = TT_NEXT_UINT24( p );
+ FT_UInt32 uni = (FT_UInt32)TT_NEXT_UINT24( p );
if ( char_code < uni )
@@ -2659,10 +2961,10 @@
FT_CALLBACK_DEF( FT_UInt )
- tt_cmap14_char_var_index( TT_CMap cmap,
- TT_CMap ucmap,
- FT_ULong charcode,
- FT_ULong variantSelector)
+ tt_cmap14_char_var_index( TT_CMap cmap,
+ TT_CMap ucmap,
+ FT_UInt32 charcode,
+ FT_UInt32 variantSelector)
{
FT_Byte* p = tt_cmap14_find_variant( cmap->data + 6, variantSelector );
FT_ULong defOff;
@@ -2692,9 +2994,9 @@
FT_CALLBACK_DEF( FT_Int )
- tt_cmap14_char_var_isdefault( TT_CMap cmap,
- FT_ULong charcode,
- FT_ULong variantSelector )
+ tt_cmap14_char_var_isdefault( TT_CMap cmap,
+ FT_UInt32 charcode,
+ FT_UInt32 variantSelector )
{
FT_Byte* p = tt_cmap14_find_variant( cmap->data + 6, variantSelector );
FT_ULong defOff;
@@ -2725,10 +3027,10 @@
FT_Memory memory )
{
TT_CMap14 cmap14 = (TT_CMap14)cmap;
- FT_UInt count = cmap14->num_selectors;
+ FT_UInt32 count = cmap14->num_selectors;
FT_Byte* p = cmap->data + 10;
FT_UInt32* result;
- FT_UInt i;
+ FT_UInt32 i;
if ( tt_cmap14_ensure( cmap14, ( count + 1 ), memory ) )
@@ -2737,7 +3039,7 @@
result = cmap14->results;
for ( i = 0; i < count; ++i )
{
- result[i] = TT_NEXT_UINT24( p );
+ result[i] = (FT_UInt32)TT_NEXT_UINT24( p );
p += 8;
}
result[i] = 0;
@@ -2749,10 +3051,10 @@
FT_CALLBACK_DEF( FT_UInt32 * )
tt_cmap14_char_variants( TT_CMap cmap,
FT_Memory memory,
- FT_ULong charCode )
+ FT_UInt32 charCode )
{
TT_CMap14 cmap14 = (TT_CMap14) cmap;
- FT_UInt count = cmap14->num_selectors;
+ FT_UInt32 count = cmap14->num_selectors;
FT_Byte* p = cmap->data + 10;
FT_UInt32* q;
@@ -2787,7 +3089,7 @@
static FT_UInt
tt_cmap14_def_char_count( FT_Byte *p )
{
- FT_UInt32 numRanges = TT_NEXT_ULONG( p );
+ FT_UInt32 numRanges = (FT_UInt32)TT_NEXT_ULONG( p );
FT_UInt tot = 0;
@@ -2814,14 +3116,14 @@
cnt = tt_cmap14_def_char_count( p );
- numRanges = TT_NEXT_ULONG( p );
+ numRanges = (FT_UInt32)TT_NEXT_ULONG( p );
if ( tt_cmap14_ensure( cmap14, ( cnt + 1 ), memory ) )
return NULL;
for ( q = cmap14->results; numRanges > 0; --numRanges )
{
- FT_UInt uni = TT_NEXT_UINT24( p );
+ FT_UInt32 uni = (FT_UInt32)TT_NEXT_UINT24( p );
cnt = FT_NEXT_BYTE( p ) + 1;
@@ -2849,7 +3151,7 @@
FT_UInt32 *ret;
- numMappings = TT_NEXT_ULONG( p );
+ numMappings = (FT_UInt32)TT_NEXT_ULONG( p );
if ( tt_cmap14_ensure( cmap14, ( numMappings + 1 ), memory ) )
return NULL;
@@ -2857,7 +3159,7 @@
ret = cmap14->results;
for ( i = 0; i < numMappings; ++i )
{
- ret[i] = TT_NEXT_UINT24( p );
+ ret[i] = (FT_UInt32)TT_NEXT_UINT24( p );
p += 2;
}
ret[i] = 0;
@@ -2869,7 +3171,7 @@
FT_CALLBACK_DEF( FT_UInt32 * )
tt_cmap14_variant_chars( TT_CMap cmap,
FT_Memory memory,
- FT_ULong variantSelector )
+ FT_UInt32 variantSelector )
{
FT_Byte *p = tt_cmap14_find_variant( cmap->data + 6,
variantSelector );
@@ -2911,9 +3213,9 @@
p = cmap->data + nondefOff;
dp = cmap->data + defOff;
- numMappings = TT_NEXT_ULONG( p );
+ numMappings = (FT_UInt32)TT_NEXT_ULONG( p );
dcnt = tt_cmap14_def_char_count( dp );
- numRanges = TT_NEXT_ULONG( dp );
+ numRanges = (FT_UInt32)TT_NEXT_ULONG( dp );
if ( numMappings == 0 )
return tt_cmap14_get_def_chars( cmap, cmap->data + defOff,
@@ -2926,10 +3228,10 @@
return NULL;
ret = cmap14->results;
- duni = TT_NEXT_UINT24( dp );
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
dcnt = FT_NEXT_BYTE( dp );
di = 1;
- nuni = TT_NEXT_UINT24( p );
+ nuni = (FT_UInt32)TT_NEXT_UINT24( p );
p += 2;
ni = 1;
i = 0;
@@ -2946,7 +3248,7 @@
if ( di > numRanges )
break;
- duni = TT_NEXT_UINT24( dp );
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
dcnt = FT_NEXT_BYTE( dp );
}
else
@@ -2959,7 +3261,7 @@
if ( ni > numMappings )
break;
- nuni = TT_NEXT_UINT24( p );
+ nuni = (FT_UInt32)TT_NEXT_UINT24( p );
p += 2;
}
}
@@ -2972,7 +3274,7 @@
ret[i++] = nuni;
while ( ni < numMappings )
{
- ret[i++] = TT_NEXT_UINT24( p );
+ ret[i++] = (FT_UInt32)TT_NEXT_UINT24( p );
p += 2;
++ni;
}
@@ -2987,7 +3289,7 @@
while ( di < numRanges )
{
- duni = TT_NEXT_UINT24( dp );
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
dcnt = FT_NEXT_BYTE( dp );
for ( k = 0; k <= dcnt; ++k )
@@ -3003,10 +3305,7 @@
}
- FT_CALLBACK_TABLE_DEF
- const TT_CMap_ClassRec tt_cmap14_class_rec =
- {
- {
+ FT_DEFINE_TT_CMAP(tt_cmap14_class_rec,
sizeof ( TT_CMap14Rec ),
(FT_CMap_InitFunc) tt_cmap14_init,
@@ -3020,51 +3319,66 @@
(FT_CMap_VariantListFunc) tt_cmap14_variants,
(FT_CMap_CharVariantListFunc) tt_cmap14_char_variants,
(FT_CMap_VariantCharListFunc) tt_cmap14_variant_chars
- },
+ ,
14,
(TT_CMap_ValidateFunc)tt_cmap14_validate,
(TT_CMap_Info_GetFunc)tt_cmap14_get_info
- };
+ )
#endif /* TT_CONFIG_CMAP_FORMAT_14 */
+#ifndef FT_CONFIG_OPTION_PIC
+
static const TT_CMap_Class tt_cmap_classes[] =
{
-#ifdef TT_CONFIG_CMAP_FORMAT_0
- &tt_cmap0_class_rec,
-#endif
+#define TTCMAPCITEM(a) &a,
+#include "ttcmapc.h"
+ NULL,
+ };
-#ifdef TT_CONFIG_CMAP_FORMAT_2
- &tt_cmap2_class_rec,
-#endif
+#else /*FT_CONFIG_OPTION_PIC*/
-#ifdef TT_CONFIG_CMAP_FORMAT_4
- &tt_cmap4_class_rec,
-#endif
+ void FT_Destroy_Class_tt_cmap_classes(FT_Library library, TT_CMap_Class* clazz)
+ {
+ FT_Memory memory = library->memory;
+ if ( clazz )
+ FT_FREE( clazz );
+ }
-#ifdef TT_CONFIG_CMAP_FORMAT_6
- &tt_cmap6_class_rec,
-#endif
+ FT_Error FT_Create_Class_tt_cmap_classes(FT_Library library, TT_CMap_Class** output_class)
+ {
+ TT_CMap_Class* clazz;
+ TT_CMap_ClassRec* recs;
+ FT_Error error;
+ FT_Memory memory = library->memory;
+ int i = 0;
-#ifdef TT_CONFIG_CMAP_FORMAT_8
- &tt_cmap8_class_rec,
-#endif
+#define TTCMAPCITEM(a) i++;
+#include "ttcmapc.h"
-#ifdef TT_CONFIG_CMAP_FORMAT_10
- &tt_cmap10_class_rec,
-#endif
+ /* allocate enough space for both the pointers +terminator and the class instances */
+ if ( FT_ALLOC( clazz, sizeof(*clazz)*(i+1)+sizeof(TT_CMap_ClassRec)*i ) )
+ return error;
-#ifdef TT_CONFIG_CMAP_FORMAT_12
- &tt_cmap12_class_rec,
-#endif
+ /* the location of the class instances follows the array of pointers */
+ recs = (TT_CMap_ClassRec*) (((char*)clazz)+(sizeof(*clazz)*(i+1)));
+ i=0;
-#ifdef TT_CONFIG_CMAP_FORMAT_14
- &tt_cmap14_class_rec,
-#endif
+#undef TTCMAPCITEM
+#define TTCMAPCITEM(a) \
+ FT_Init_Class_##a(&recs[i]); \
+ clazz[i] = &recs[i]; \
+ i++;
+#include "ttcmapc.h"
- NULL,
- };
+ clazz[i] = NULL;
+
+ *output_class = clazz;
+ return FT_Err_Ok;
+ }
+
+#endif /*FT_CONFIG_OPTION_PIC*/
/* parse the `cmap' table and build the corresponding TT_CMap objects */
@@ -3077,6 +3391,8 @@
FT_Byte* limit = table + face->cmap_size;
FT_UInt volatile num_cmaps;
FT_Byte* volatile p = table;
+ FT_Library library = FT_FACE_LIBRARY(face);
+ FT_UNUSED(library);
if ( p + 4 > limit )
@@ -3086,7 +3402,8 @@
if ( TT_NEXT_USHORT( p ) != 0 )
{
p -= 2;
- FT_ERROR(( "tt_face_build_cmaps: unsupported `cmap' table format = %d\n",
+ FT_ERROR(( "tt_face_build_cmaps:"
+ " unsupported `cmap' table format = %d\n",
TT_PEEK_USHORT( p ) ));
return SFNT_Err_Invalid_Table;
}
@@ -3109,7 +3426,7 @@
{
FT_Byte* volatile cmap = table + offset;
volatile FT_UInt format = TT_PEEK_USHORT( cmap );
- const TT_CMap_Class* volatile pclazz = tt_cmap_classes;
+ const TT_CMap_Class* volatile pclazz = FT_TT_CMAP_CLASSES_GET;
TT_CMap_Class volatile clazz;
@@ -3153,8 +3470,8 @@
}
else
{
- FT_ERROR(( "tt_face_build_cmaps:" ));
- FT_ERROR(( " broken cmap sub-table ignored!\n" ));
+ FT_TRACE0(( "tt_face_build_cmaps:"
+ " broken cmap sub-table ignored\n" ));
}
break;
}
@@ -3162,8 +3479,8 @@
if ( *pclazz == NULL )
{
- FT_ERROR(( "tt_face_build_cmaps:" ));
- FT_ERROR(( " unsupported cmap sub-table ignored!\n" ));
+ FT_TRACE0(( "tt_face_build_cmaps:"
+ " unsupported cmap sub-table ignored\n" ));
}
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 19:56:39 +0000