Handle unsorted SFNT type 4 cmaps correctly (reported by Dirck Blaskey). * src/sfnt/ttcmap.h (TT_CMap): Add member `unsorted'. * src/sfnt/ttcmac.c: Use SFNT_Err_Ok where appropriate. (tt_cmap0_validate, tt_cmap2_validate, tt_cmap6_validate, tt_cmap8_validate, tt_cmap10_validate, tt_cmap12_validate): Use `FT_Error' as return type. (tt_cmap4_validate): Use `FT_Error' as return type. Return error code for unsorted cmap. (tt_cmap4_char_index, tt_cmap4_char_next): Use old code for unsorted cmaps. (tt_face_build_cmaps): Set `unsorted' variable in cmap. Minor formatting.
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diff --git a/ChangeLog b/ChangeLog
index 2931ca5..2ff56cc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,22 @@
2005-05-07 Werner Lemberg <wl@gnu.org>
+ Handle unsorted SFNT type 4 cmaps correctly (reported by Dirck
+ Blaskey).
+
+ * src/sfnt/ttcmap.h (TT_CMap): Add member `unsorted'.
+ * src/sfnt/ttcmac.c: Use SFNT_Err_Ok where appropriate.
+
+ (tt_cmap0_validate, tt_cmap2_validate, tt_cmap6_validate,
+ tt_cmap8_validate, tt_cmap10_validate, tt_cmap12_validate): Use
+ `FT_Error' as return type.
+ (tt_cmap4_validate): Use `FT_Error' as return type.
+ Return error code for unsorted cmap.
+ (tt_cmap4_char_index, tt_cmap4_char_next): Use old code for unsorted
+ cmaps.
+ (tt_face_build_cmaps): Set `unsorted' variable in cmap.
+
+2005-05-07 Werner Lemberg <wl@gnu.org>
+
* src/truetype/ttpload.c (tt_face_get_location): Fix typo.
2005-05-06 Werner Lemberg <wl@gnu.org>
diff --git a/src/autofit/aflatin.c b/src/autofit/aflatin.c
index 1aef9bb..35dfe29 100644
--- a/src/autofit/aflatin.c
+++ b/src/autofit/aflatin.c
@@ -688,7 +688,7 @@
{
/* we are just leaving an edge; record a new segment! */
segment->last = point;
- segment->pos = (FT_Short)(( min_pos + max_pos ) >> 1);
+ segment->pos = (FT_Short)( ( min_pos + max_pos ) >> 1 );
/* a segment is round if either its first or last point */
/* is a control point */
@@ -705,8 +705,8 @@
if ( v > max_pos )
max_pos = v;
- segment->min_coord = (FT_Short) min_pos;
- segment->max_coord = (FT_Short) max_pos;
+ segment->min_coord = (FT_Short)min_pos;
+ segment->max_coord = (FT_Short)max_pos;
on_edge = 0;
segment = NULL;
@@ -732,7 +732,7 @@
if ( error )
goto Exit;
- segment->dir = (FT_Char) segment_dir;
+ segment->dir = (FT_Char)segment_dir;
segment->flags = AF_EDGE_NORMAL;
min_pos = max_pos = point->u;
segment->first = point;
@@ -1150,10 +1150,10 @@
edge->dir = AF_DIR_NONE;
if ( ups > downs )
- edge->dir = (FT_Char) up_dir;
+ edge->dir = (FT_Char)up_dir;
else if ( ups < downs )
- edge->dir = (FT_Char) -up_dir;
+ edge->dir = (FT_Char)-up_dir;
else if ( ups == downs )
edge->dir = 0; /* both up and down! */
@@ -1232,7 +1232,7 @@
/* zone, check for left edges */
/* */
/* of course, that's for TrueType */
- is_top_blue = (FT_Byte)(( blue->flags & AF_LATIN_BLUE_TOP ) != 0);
+ is_top_blue = (FT_Byte)( ( blue->flags & AF_LATIN_BLUE_TOP ) != 0 );
is_major_dir = FT_BOOL( edge->dir == axis->major_dir );
/* if it is a top zone, the edge must be against the major */
diff --git a/src/base/ftstroke.c b/src/base/ftstroke.c
index 2da2314..2d8ff7b 100644
--- a/src/base/ftstroke.c
+++ b/src/base/ftstroke.c
@@ -4,7 +4,7 @@
/* */
/* FreeType path stroker (body). */
/* */
-/* Copyright 2002, 2003, 2004 by */
+/* Copyright 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -1425,7 +1425,7 @@
dst_tag[0] &= ~FT_STROKE_TAG_BEGIN_END;
else
{
- FT_Byte ttag = (FT_Byte)(dst_tag[0] & FT_STROKE_TAG_BEGIN_END);
+ FT_Byte ttag = (FT_Byte)( dst_tag[0] & FT_STROKE_TAG_BEGIN_END );
/* switch begin/end tags if necessary */
diff --git a/src/bdf/bdfdrivr.c b/src/bdf/bdfdrivr.c
index b6dd776..e14306e 100644
--- a/src/bdf/bdfdrivr.c
+++ b/src/bdf/bdfdrivr.c
@@ -2,7 +2,7 @@
FreeType font driver for bdf files
- Copyright (C) 2001, 2002, 2003, 2004 by
+ Copyright (C) 2001, 2002, 2003, 2004, 2005 by
Francesco Zappa Nardelli
Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/cache/ftcbasic.c b/src/cache/ftcbasic.c
index b94d90e..689cdc6 100644
--- a/src/cache/ftcbasic.c
+++ b/src/cache/ftcbasic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType basic cache interface (body). */
/* */
-/* Copyright 2003, 2004 by */
+/* Copyright 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -38,8 +38,8 @@
} FTC_BasicAttrRec, *FTC_BasicAttrs;
-#define FTC_BASIC_ATTR_COMPARE( a, b ) \
- FT_BOOL( FTC_SCALER_COMPARE( &(a)->scaler, &(b)->scaler ) && \
+#define FTC_BASIC_ATTR_COMPARE( a, b ) \
+ FT_BOOL( FTC_SCALER_COMPARE( &(a)->scaler, &(b)->scaler ) && \
(a)->load_flags == (b)->load_flags )
#define FTC_BASIC_ATTR_HASH( a ) \
diff --git a/src/cache/ftccmap.c b/src/cache/ftccmap.c
index eb0c19e..02b8148 100644
--- a/src/cache/ftccmap.c
+++ b/src/cache/ftccmap.c
@@ -4,7 +4,7 @@
/* */
/* FreeType CharMap cache (body) */
/* */
-/* Copyright 2000-2001, 2002, 2003, 2004 by */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/cache/ftcmanag.c b/src/cache/ftcmanag.c
index 5252c5a..337bea5 100644
--- a/src/cache/ftcmanag.c
+++ b/src/cache/ftcmanag.c
@@ -4,7 +4,7 @@
/* */
/* FreeType Cache Manager (body). */
/* */
-/* Copyright 2000-2001, 2002, 2003, 2004 by */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -164,7 +164,7 @@
FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
- return FT_BOOL(node->scaler.face_id == face_id);
+ return FT_BOOL( node->scaler.face_id == face_id );
}
diff --git a/src/cff/cffload.c b/src/cff/cffload.c
index a7740e1..237915c 100644
--- a/src/cff/cffload.c
+++ b/src/cff/cffload.c
@@ -4,7 +4,7 @@
/* */
/* OpenType and CFF data/program tables loader (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/cid/cidload.c b/src/cid/cidload.c
index e6ca5ce..8d96ea6 100644
--- a/src/cid/cidload.c
+++ b/src/cid/cidload.c
@@ -4,7 +4,7 @@
/* */
/* CID-keyed Type1 font loader (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -536,11 +536,11 @@
}
if ( ft_isdigit( *p ) )
- val = (FT_Byte)(*p - '0');
+ val = (FT_Byte)( *p - '0' );
else if ( *p >= 'a' && *p <= 'f' )
- val = (FT_Byte)(*p - 'a');
+ val = (FT_Byte)( *p - 'a' );
else if ( *p >= 'A' && *p <= 'F' )
- val = (FT_Byte)(*p - 'A' + 10);
+ val = (FT_Byte)( *p - 'A' + 10 );
else if ( *p == ' ' ||
*p == '\t' ||
*p == '\r' ||
@@ -563,14 +563,14 @@
}
if ( upper_nibble )
- *d = (FT_Byte)(val << 4);
+ *d = (FT_Byte)( val << 4 );
else
{
- *d = (FT_Byte)(*d + val);
+ *d = (FT_Byte)( *d + val );
d++;
}
- upper_nibble = (FT_Byte)(1 - upper_nibble);
+ upper_nibble = (FT_Byte)( 1 - upper_nibble );
if ( done )
break;
diff --git a/src/lzw/zopen.c b/src/lzw/zopen.c
index c215844..5a3c5bc 100644
--- a/src/lzw/zopen.c
+++ b/src/lzw/zopen.c
@@ -35,7 +35,7 @@
/*-
*
- * Copyright (c) 2004
+ * Copyright (c) 2004, 2005
* Albert Chin-A-Young.
*
* Modified to work with FreeType's PCF driver.
@@ -276,8 +276,8 @@ middle:
/* Generate the new entry. */
if ((code = free_ent) < maxmaxcode) {
- tab_prefixof(code) = (unsigned short) oldcode;
- tab_suffixof(code) = (unsigned char) finchar;
+ tab_prefixof(code) = (unsigned short)oldcode;
+ tab_suffixof(code) = (unsigned char)finchar;
free_ent = code + 1;
}
diff --git a/src/otvalid/otvgdef.c b/src/otvalid/otvgdef.c
index 9144a76..e408c70 100644
--- a/src/otvalid/otvgdef.c
+++ b/src/otvalid/otvgdef.c
@@ -4,7 +4,7 @@
/* */
/* OpenType GDEF table validation (body). */
/* */
-/* Copyright 2004 by */
+/* Copyright 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/sfobjs.c b/src/sfnt/sfobjs.c
index a066df5..16859cc 100644
--- a/src/sfnt/sfobjs.c
+++ b/src/sfnt/sfobjs.c
@@ -208,7 +208,7 @@
case TT_MS_ID_SYMBOL_CS:
case TT_MS_ID_UNICODE_CS:
case TT_MS_ID_UCS_4:
- is_english = FT_BOOL(( rec->languageID & 0x3FF ) == 0x009);
+ is_english = FT_BOOL( ( rec->languageID & 0x3FF ) == 0x009 );
found_win = n;
break;
diff --git a/src/sfnt/ttcmap.c b/src/sfnt/ttcmap.c
index b4b8ef8..95f9d74 100644
--- a/src/sfnt/ttcmap.c
+++ b/src/sfnt/ttcmap.c
@@ -53,7 +53,7 @@
FT_Byte* table )
{
cmap->data = table;
- return 0;
+ return SFNT_Err_Ok;
}
@@ -81,7 +81,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_0
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap0_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -106,6 +106,8 @@
FT_INVALID_GLYPH_ID;
}
}
+
+ return SFNT_Err_Ok;
}
@@ -266,7 +268,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_2
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap2_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -355,6 +357,8 @@
}
}
}
+
+ return SFNT_Err_Ok;
}
@@ -625,7 +629,7 @@
#ifdef OPT_CMAP4
- typedef struct TT_CMap4Rec_
+ typedef struct TT_CMap4Rec_
{
TT_CMapRec cmap;
FT_UInt32 old_charcode; /* old charcode */
@@ -650,7 +654,7 @@
FT_Byte* p;
- cmap->cmap.data = table;
+ cmap->cmap.data = table;
p = table + 2;
cmap->table_length = FT_PEEK_USHORT( p );
@@ -662,7 +666,7 @@
cmap->cur_charcode = 0;
cmap->cur_gindex = 0;
- return 0;
+ return SFNT_Err_Ok;
}
@@ -792,7 +796,7 @@
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap4_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -800,6 +804,7 @@
FT_UInt length = TT_NEXT_USHORT( p );
FT_Byte *ends, *starts, *offsets, *deltas, *glyph_ids;
FT_UInt num_segs;
+ FT_Error error = SFNT_Err_Ok;
/* in certain fonts, the `length' field is invalid and goes */
@@ -894,10 +899,12 @@
/* unfortunately, some popular Asian fonts present overlapping */
/* ranges in their charmaps */
/* */
- if ( valid->level >= FT_VALIDATE_TIGHT )
+ if ( n > 0 && start <= last )
{
- if ( n > 0 && start <= last )
+ if ( valid->level >= FT_VALIDATE_TIGHT )
FT_INVALID_DATA;
+ else
+ error = SFNT_Err_Invalid_CharMap_Format;
}
if ( offset && offset != 0xFFFFU )
@@ -951,6 +958,8 @@
last = end;
}
}
+
+ return error;
}
@@ -972,11 +981,11 @@
p = table + 6;
num_segs2 = FT_PAD_FLOOR( TT_PEEK_USHORT( p ), 2 ); /* be paranoid! */
-#if 1
- /* Some fonts have more than 170 segments in their charmaps! */
- /* We changed this function to use a more efficient binary */
- /* search for improving performance */
+ if ( !cmap->unsorted )
{
+ /* Some fonts have more than 170 segments in their charmaps! */
+ /* We changed this function to use a more efficient binary */
+ /* search for improving performance */
FT_UInt min = 0;
FT_UInt max = num_segs2 >> 1;
FT_UInt mid, start, end, offset;
@@ -1021,9 +1030,7 @@
}
}
}
-
-#else /* 0 - old code */
-
+ else
{
FT_UInt n;
FT_Byte* q;
@@ -1066,9 +1073,6 @@
}
}
}
-
-#endif /* 0 */
-
}
Exit:
@@ -1111,174 +1115,173 @@
code = (FT_UInt)char_code + 1;
p = table + 6;
- num_segs2 = FT_PAD_FLOOR( TT_PEEK_USHORT(p), 2 ); /* ensure even-ness */
-
-#if 1
+ num_segs2 = FT_PAD_FLOOR( TT_PEEK_USHORT( p ), 2 ); /* ensure even-ness */
- for (;;)
+ if ( !cmap->unsorted )
{
- /* Some fonts have more than 170 segments in their charmaps! */
- /* We changed this function to use a more efficient binary */
- /* search */
- FT_UInt offset;
- FT_Int delta;
- FT_UInt min = 0;
- FT_UInt max = num_segs2 >> 1;
- FT_UInt mid, start, end;
- FT_UInt hi;
-
-
- /* we begin by finding the segment which end is
- closer to our code point */
- hi = max + 1;
- while ( min < max )
+ for (;;)
{
- mid = ( min + max ) >> 1;
- p = table + 14 + mid * 2;
- end = TT_PEEK_USHORT( p );
+ /* Some fonts have more than 170 segments in their charmaps! */
+ /* We changed this function to use a more efficient binary */
+ /* search */
+ FT_UInt offset;
+ FT_Int delta;
+ FT_UInt min = 0;
+ FT_UInt max = num_segs2 >> 1;
+ FT_UInt mid, start, end;
+ FT_UInt hi;
- if ( end < code )
- min = mid + 1;
- else
+
+ /* we begin by finding the segment which end is
+ closer to our code point */
+ hi = max + 1;
+ while ( min < max )
{
- hi = mid;
- max = mid;
+ mid = ( min + max ) >> 1;
+ p = table + 14 + mid * 2;
+ end = TT_PEEK_USHORT( p );
+
+ if ( end < code )
+ min = mid + 1;
+ else
+ {
+ hi = mid;
+ max = mid;
+ }
}
- }
- if ( hi > max )
- {
- /* the point is behind the last segment;
- we will exit right now */
- goto Exit;
- }
+ if ( hi > max )
+ {
+ /* the point is behind the last segment;
+ we will exit right now */
+ goto Exit;
+ }
- p = table + 14 + hi * 2;
- end = TT_PEEK_USHORT( p );
+ p = table + 14 + hi * 2;
+ end = TT_PEEK_USHORT( p );
- p += 2 + num_segs2;
- start = TT_PEEK_USHORT( p );
+ p += 2 + num_segs2;
+ start = TT_PEEK_USHORT( p );
- if ( code < start )
- code = start;
+ if ( code < start )
+ code = start;
- p += num_segs2;
- delta = TT_PEEK_USHORT( p );
+ p += num_segs2;
+ delta = TT_PEEK_USHORT( p );
- p += num_segs2;
- offset = TT_PEEK_USHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
- if ( offset != 0 && offset != 0xFFFFU )
- {
- /* parse the glyph ids array for non-zero index */
- p += offset + ( code - start ) * 2;
- while ( code <= end )
+ if ( offset != 0 && offset != 0xFFFFU )
{
- gindex = TT_NEXT_USHORT( p );
- if ( gindex != 0 )
+ /* parse the glyph ids array for non-zero index */
+ p += offset + ( code - start ) * 2;
+ while ( code <= end )
{
- gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ gindex = TT_NEXT_USHORT( p );
if ( gindex != 0 )
{
- result = code;
+ gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ if ( gindex != 0 )
+ {
+ result = code;
#ifdef OPT_CMAP4
- tt_cmap4_reset( (TT_CMap4)cmap, code, hi );
+ tt_cmap4_reset( (TT_CMap4)cmap, code, hi );
#endif
- goto Exit;
+ goto Exit;
+ }
}
+ code++;
}
- code++;
}
- }
- else if ( offset == 0xFFFFU )
- {
- /* an offset of 0xFFFF means an empty segment in certain fonts! */
- code = end + 1;
- }
- else /* offset == 0 */
- {
- gindex = (FT_UInt)( code + delta ) & 0xFFFFU;
- if ( gindex != 0 )
+ else if ( offset == 0xFFFFU )
+ {
+ /* an offset of 0xFFFF means an empty segment in certain fonts! */
+ code = end + 1;
+ }
+ else /* offset == 0 */
{
- result = code;
+ gindex = (FT_UInt)( code + delta ) & 0xFFFFU;
+ if ( gindex != 0 )
+ {
+ result = code;
#ifdef OPT_CMAP4
- tt_cmap4_reset( (TT_CMap4)cmap, code, hi );
+ tt_cmap4_reset( (TT_CMap4)cmap, code, hi );
#endif
- goto Exit;
+ goto Exit;
+ }
+ code++;
}
- code++;
}
}
-
-#else /* old code -- kept for reference */
-
- for ( ;; )
+ else
{
- FT_UInt offset, n;
- FT_Int delta;
- FT_Byte* q;
-
-
- p = table + 14; /* ends table */
- q = table + 16 + num_segs2; /* starts table */
-
- for ( n = 0; n < num_segs2; n += 2 )
+ for ( ;; )
{
- FT_UInt end = TT_NEXT_USHORT( p );
- FT_UInt start = TT_NEXT_USHORT( q );
+ FT_UInt offset, n;
+ FT_Int delta;
+ FT_Byte* q;
- if ( code < start )
- code = start;
+ p = table + 14; /* ends table */
+ q = table + 16 + num_segs2; /* starts table */
- if ( code <= end )
+ for ( n = 0; n < num_segs2; n += 2 )
{
- p = q + num_segs2 - 2;
- delta = TT_PEEK_SHORT( p );
- p += num_segs2;
- offset = TT_PEEK_USHORT( p );
+ FT_UInt end = TT_NEXT_USHORT( p );
+ FT_UInt start = TT_NEXT_USHORT( q );
- if ( offset != 0 && offset != 0xFFFFU )
+
+ if ( code < start )
+ code = start;
+
+ if ( code <= end )
{
- /* parse the glyph ids array for non-0 index */
- p += offset + ( code - start ) * 2;
- while ( code <= end )
+ p = q + num_segs2 - 2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+
+ if ( offset != 0 && offset != 0xFFFFU )
{
- gindex = TT_NEXT_USHORT( p );
- if ( gindex != 0 )
+ /* parse the glyph ids array for non-0 index */
+ p += offset + ( code - start ) * 2;
+ while ( code <= end )
{
- gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ gindex = TT_NEXT_USHORT( p );
if ( gindex != 0 )
- break;
+ {
+ gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ if ( gindex != 0 )
+ break;
+ }
+ code++;
}
- code++;
}
- }
- else if ( offset == 0xFFFFU )
- {
- /* an offset of 0xFFFF means an empty glyph in certain fonts! */
- code = end;
- break;
- }
- else
- gindex = (FT_UInt)( code + delta ) & 0xFFFFU;
+ else if ( offset == 0xFFFFU )
+ {
+ /* an offset of 0xFFFF means an empty glyph in certain fonts! */
+ code = end;
+ break;
+ }
+ else
+ gindex = (FT_UInt)( code + delta ) & 0xFFFFU;
- if ( gindex == 0 )
- break;
+ if ( gindex == 0 )
+ break;
- result = code;
- goto Exit;
+ result = code;
+ goto Exit;
+ }
}
- }
- /* loop to next trial charcode */
- if ( code >= 0xFFFFU )
- break;
+ /* loop to next trial charcode */
+ if ( code >= 0xFFFFU )
+ break;
- code++;
+ code++;
+ }
}
-#endif /* !1 */
-
Exit:
*pchar_code = result;
return gindex;
@@ -1349,7 +1352,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_6
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap6_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -1382,6 +1385,8 @@
FT_INVALID_GLYPH_ID;
}
}
+
+ return SFNT_Err_Ok;
}
@@ -1535,7 +1540,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_8
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap8_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -1624,6 +1629,8 @@
last = end;
}
}
+
+ return SFNT_Err_Ok;
}
@@ -1757,7 +1764,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_10
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap10_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -1788,6 +1795,8 @@
FT_INVALID_GLYPH_ID;
}
}
+
+ return SFNT_Err_Ok;
}
@@ -1907,7 +1916,7 @@
#ifdef TT_CONFIG_CMAP_FORMAT_12
- FT_CALLBACK_DEF( void )
+ FT_CALLBACK_DEF( FT_Error )
tt_cmap12_validate( FT_Byte* table,
FT_Validator valid )
{
@@ -1954,6 +1963,8 @@
last = end;
}
}
+
+ return SFNT_Err_Ok;
}
@@ -2149,6 +2160,7 @@
if ( clazz->format == format )
{
volatile TT_ValidatorRec valid;
+ FT_Error error = SFNT_Err_Ok;
ft_validator_init( FT_VALIDATOR( &valid ), cmap, limit,
@@ -2159,11 +2171,19 @@
if ( ft_setjmp( FT_VALIDATOR( &valid )->jump_buffer ) == 0 )
{
/* validate this cmap sub-table */
- clazz->validate( cmap, FT_VALIDATOR( &valid ) );
+ error = clazz->validate( cmap, FT_VALIDATOR( &valid ) );
}
if ( valid.validator.error == 0 )
+ {
(void)FT_CMap_New( (FT_CMap_Class)clazz, cmap, &charmap, NULL );
+
+ /* it is simpler to directly set the `unsorted' flag instead */
+ /* of adding a parameter to FT_CMap_New */
+ ((TT_CMap)(face->root.charmaps
+ [face->root.num_charmaps - 1]))->unsorted =
+ FT_BOOL( error );
+ }
else
{
FT_ERROR(( "tt_face_build_cmaps:" ));
@@ -2175,7 +2195,7 @@
}
}
- return 0;
+ return SFNT_Err_Ok;
}
diff --git a/src/sfnt/ttcmap.h b/src/sfnt/ttcmap.h
index 8ba6017..5f758a4 100644
--- a/src/sfnt/ttcmap.h
+++ b/src/sfnt/ttcmap.h
@@ -4,7 +4,7 @@
/* */
/* TrueType character mapping table (cmap) support (specification). */
/* */
-/* Copyright 2002, 2003, 2004 by */
+/* Copyright 2002, 2003, 2004, 2005 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -31,6 +31,7 @@ FT_BEGIN_HEADER
{
FT_CMapRec cmap;
FT_Byte* data; /* pointer to in-memory cmap table */
+ FT_Bool unsorted; /* for format 4 only */
} TT_CMapRec, *TT_CMap;
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index 8caef37..0f91984 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -134,22 +134,22 @@
}
- /* In theory, we should check the values of `search_range', */
- /* `entry_selector', and `range_shift' to detect non-SFNT based files */
- /* whose header might also start with 0x100000L (yes, these exist). */
- /* */
- /* Very unfortunately, many TrueType fonts don't have these fields */
- /* set correctly and we must ignore them to support them. An alternative */
- /* way to check the font file is thus to: */
- /* */
- /* - check that `num_tables' is valid */
- /* - look for a "head" table, check its size, and parse it to */
- /* see if its "magic" field is correctly set */
- /* */
- /* When checking directory entries, ignore the tables `glyx' and `locx' */
- /* which are hacked-out versions of `glyf' and `loca' in some PostScript */
- /* Type 42 fonts, and will generally be invalid. */
- /* */
+ /* In theory, we should check the values of `search_range', */
+ /* `entry_selector', and `range_shift' to detect non-SFNT based files */
+ /* whose header might also start with 0x100000L (yes, these exist). */
+ /* */
+ /* Very unfortunately, many TrueType fonts don't have these fields */
+ /* set correctly and we must ignore them to support them. An */
+ /* alternative way to check the font file is thus to: */
+ /* */
+ /* - check that `num_tables' is valid */
+ /* - look for a "head" table, check its size, and parse it to */
+ /* see if its "magic" field is correctly set */
+ /* */
+ /* When checking directory entries, ignore the tables `glyx' and `locx' */
+ /* which are hacked-out versions of `glyf' and `loca' in some PostScript */
+ /* Type 42 fonts, and will generally be invalid. */
+ /* */
static FT_Error
sfnt_dir_check( FT_Stream stream,
FT_ULong offset,
@@ -239,7 +239,7 @@
goto Bad_Format;
Exit:
- return error;
+ return error;
Bad_Format:
error = SFNT_Err_Unknown_File_Format;
diff --git a/src/truetype/ttgxvar.c b/src/truetype/ttgxvar.c
index e6051a2..53cd2a2 100644
--- a/src/truetype/ttgxvar.c
+++ b/src/truetype/ttgxvar.c
@@ -4,7 +4,7 @@
/* */
/* TrueType GX Font Variation loader */
/* */
-/* Copyright 2004 by */
+/* Copyright 2004, 2005 by */
/* David Turner, Robert Wilhelm, Werner Lemberg, and George Williams. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -92,7 +92,7 @@
/* indicates that there is a delta for every point without needing to */
/* enumerate all of them. */
/* */
-#define ALL_POINTS (FT_UShort*)(-1)
+#define ALL_POINTS (FT_UShort*)( -1 )
enum
@@ -1209,7 +1209,7 @@
}
apply = ft_var_apply_tuple( blend,
- (FT_UShort) tupleIndex,
+ (FT_UShort)tupleIndex,
tuple_coords,
im_start_coords,
im_end_coords );
@@ -1238,8 +1238,8 @@
{
/* this means that there are deltas for every entry in cvt */
for ( j = 0; j < face->cvt_size; ++j )
- face->cvt[j] = (FT_Short)( face->cvt[j] + FT_MulFix( deltas[j],
- apply ) );
+ face->cvt[j] = (FT_Short)( face->cvt[j] +
+ FT_MulFix( deltas[j], apply ) );
}
else
@@ -1404,7 +1404,7 @@
}
apply = ft_var_apply_tuple( blend,
- (FT_UShort) tupleIndex,
+ (FT_UShort)tupleIndex,
tuple_coords,
im_start_coords,
im_end_coords );