summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
authorNick Kralevich <nnk@google.com>2010-09-14 17:02:58 -0700
committerNick Kralevich <nnk@google.com>2010-09-15 10:32:30 -0700
commitaacb8e1368a883fcbc9fe64fd0e460cef9c9b20c (patch)
tree2b4c5412391bf31f6a54b237ea83bfde05ec3802 /src
parentd4476115dee94297c020b3a2b067188117424e25 (diff)
downloadandroid_external_freetype-aacb8e1368a883fcbc9fe64fd0e460cef9c9b20c.zip
android_external_freetype-aacb8e1368a883fcbc9fe64fd0e460cef9c9b20c.tar.gz
android_external_freetype-aacb8e1368a883fcbc9fe64fd0e460cef9c9b20c.tar.bz2
upgrade freetype to 2.4.2.
Bug: 2969145 Change-Id: I8debbbe0bd478d9cf8c39cff5179981b5f3b371a
Diffstat (limited to 'src')
-rw-r--r--src/autofit/afcjk.c8
-rw-r--r--src/autofit/afglobal.c11
-rw-r--r--src/autofit/afglobal.h2
-rw-r--r--src/autofit/afhints.c133
-rw-r--r--src/autofit/afhints.h5
-rw-r--r--src/autofit/aflatin.c6
-rw-r--r--src/autofit/aflatin2.c83
-rw-r--r--src/autofit/afloader.c14
-rw-r--r--src/autofit/afpic.c18
-rw-r--r--src/base/ftbbox.c10
-rw-r--r--src/base/ftgloadr.c4
-rw-r--r--src/base/ftglyph.c4
-rw-r--r--src/base/ftinit.c5
-rw-r--r--src/base/ftlcdfil.c37
-rw-r--r--src/base/ftobjs.c279
-rw-r--r--src/base/ftoutln.c7
-rw-r--r--src/base/ftpatent.c2
-rw-r--r--src/base/ftrfork.c4
-rw-r--r--src/base/ftstream.c16
-rw-r--r--src/base/ftsystem.c9
-rw-r--r--src/cff/cffcmap.c31
-rw-r--r--src/cff/cffdrivr.c78
-rw-r--r--src/cff/cffgload.c132
-rw-r--r--src/cff/cffload.c193
-rw-r--r--src/cff/cffload.h16
-rw-r--r--src/cff/cffobjs.c134
-rw-r--r--src/cff/cffparse.c21
-rw-r--r--src/cff/cffpic.c16
-rw-r--r--src/cff/cfftypes.h21
-rw-r--r--src/psaux/afmparse.c4
-rw-r--r--src/psaux/afmparse.h3
-rw-r--r--src/psaux/psobjs.c12
-rw-r--r--src/psaux/t1decode.c8
-rw-r--r--src/pshinter/pshalgo.c12
-rw-r--r--src/pshinter/pshglob.c4
-rw-r--r--src/pshinter/pshpic.c16
-rw-r--r--src/psnames/psmodule.c6
-rw-r--r--src/psnames/pspic.c14
-rw-r--r--src/raster/ftmisc.h16
-rw-r--r--src/raster/ftraster.c28
-rw-r--r--src/raster/rastpic.c13
-rw-r--r--src/sfnt/sfdriver.c16
-rw-r--r--src/sfnt/sfntpic.c13
-rw-r--r--src/sfnt/sfobjs.c12
-rw-r--r--src/sfnt/ttbdf.c16
-rw-r--r--src/sfnt/ttcmap.c22
-rw-r--r--src/sfnt/ttkern.c6
-rw-r--r--src/sfnt/ttload.c15
-rw-r--r--src/sfnt/ttsbit.c5
-rw-r--r--src/smooth/ftgrays.c53
-rw-r--r--src/smooth/ftsmooth.c4
-rw-r--r--src/smooth/ftspic.c13
-rw-r--r--src/truetype/ttgload.c109
-rw-r--r--src/truetype/ttgxvar.c12
-rw-r--r--src/truetype/ttinterp.c436
-rw-r--r--src/truetype/ttinterp.h12
-rw-r--r--src/truetype/ttpic.c14
57 files changed, 1393 insertions, 800 deletions
diff --git a/src/autofit/afcjk.c b/src/autofit/afcjk.c
index ae64422..f3b1067 100644
--- a/src/autofit/afcjk.c
+++ b/src/autofit/afcjk.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for CJK script (body). */
/* */
-/* Copyright 2006, 2007, 2008, 2009 by */
+/* Copyright 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -60,8 +60,8 @@
face->charmap = NULL;
else
{
- /* latin's version would suffice */
- af_latin_metrics_init_widths( metrics, face, 0x7530 );
+ /* latin's version would suffice */
+ af_latin_metrics_init_widths( metrics, face, 0x7530 );
af_latin_metrics_check_digits( metrics, face );
}
@@ -1371,7 +1371,7 @@
FT_UNUSED( metrics );
- error = af_glyph_hints_reload( hints, outline, 0 );
+ error = af_glyph_hints_reload( hints, outline );
if ( error )
goto Exit;
diff --git a/src/autofit/afglobal.c b/src/autofit/afglobal.c
index ac29361..178c884 100644
--- a/src/autofit/afglobal.c
+++ b/src/autofit/afglobal.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter routines to compute global hinting values (body). */
/* */
-/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -167,8 +167,11 @@
for ( nn = 0; nn < globals->glyph_count; nn++ )
{
- if ( gscripts[nn] == AF_SCRIPT_LIST_NONE )
- gscripts[nn] = AF_SCRIPT_LIST_DEFAULT;
+ if ( ( gscripts[nn] & ~AF_DIGIT ) == AF_SCRIPT_LIST_NONE )
+ {
+ gscripts[nn] &= ~AF_SCRIPT_LIST_NONE;
+ gscripts[nn] |= AF_SCRIPT_LIST_DEFAULT;
+ }
}
}
@@ -183,7 +186,7 @@
{
FT_Error error;
FT_Memory memory;
- AF_FaceGlobals globals;
+ AF_FaceGlobals globals = NULL;
memory = face->memory;
diff --git a/src/autofit/afglobal.h b/src/autofit/afglobal.h
index 0d8fb5f..2a68e19 100644
--- a/src/autofit/afglobal.h
+++ b/src/autofit/afglobal.h
@@ -60,7 +60,7 @@ FT_BEGIN_HEADER
af_face_globals_is_digit( AF_FaceGlobals globals,
FT_UInt gindex );
- /* */
+ /* */
FT_END_HEADER
diff --git a/src/autofit/afhints.c b/src/autofit/afhints.c
index a5aec80..c349709 100644
--- a/src/autofit/afhints.c
+++ b/src/autofit/afhints.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines (body). */
/* */
-/* Copyright 2003, 2004, 2005, 2006, 2007, 2009 by */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -377,120 +377,6 @@
}
- /* compute all inflex points in a given glyph */
-
- static void
- af_glyph_hints_compute_inflections( AF_GlyphHints hints )
- {
- AF_Point* contour = hints->contours;
- AF_Point* contour_limit = contour + hints->num_contours;
-
-
- /* do each contour separately */
- for ( ; contour < contour_limit; contour++ )
- {
- AF_Point point = contour[0];
- AF_Point first = point;
- AF_Point start = point;
- AF_Point end = point;
- AF_Point before;
- AF_Point after;
- FT_Pos in_x, in_y, out_x, out_y;
- AF_Angle orient_prev, orient_cur;
- FT_Int finished = 0;
-
-
- /* compute first segment in contour */
- first = point;
-
- start = end = first;
- do
- {
- end = end->next;
- if ( end == first )
- goto Skip;
-
- in_x = end->fx - start->fx;
- in_y = end->fy - start->fy;
-
- } while ( in_x == 0 && in_y == 0 );
-
- /* extend the segment start whenever possible */
- before = start;
- do
- {
- do
- {
- start = before;
- before = before->prev;
- if ( before == first )
- goto Skip;
-
- out_x = start->fx - before->fx;
- out_y = start->fy - before->fy;
-
- } while ( out_x == 0 && out_y == 0 );
-
- orient_prev = ft_corner_orientation( in_x, in_y, out_x, out_y );
-
- } while ( orient_prev == 0 );
-
- first = start;
-
- in_x = out_x;
- in_y = out_y;
-
- /* now process all segments in the contour */
- do
- {
- /* first, extend current segment's end whenever possible */
- after = end;
- do
- {
- do
- {
- end = after;
- after = after->next;
- if ( after == first )
- finished = 1;
-
- out_x = after->fx - end->fx;
- out_y = after->fy - end->fy;
-
- } while ( out_x == 0 && out_y == 0 );
-
- orient_cur = ft_corner_orientation( in_x, in_y, out_x, out_y );
-
- } while ( orient_cur == 0 );
-
- if ( ( orient_prev + orient_cur ) == 0 )
- {
- /* we have an inflection point here */
- do
- {
- start->flags |= AF_FLAG_INFLECTION;
- start = start->next;
-
- } while ( start != end );
-
- start->flags |= AF_FLAG_INFLECTION;
- }
-
- start = end;
- end = after;
-
- orient_prev = orient_cur;
- in_x = out_x;
- in_y = out_y;
-
- } while ( !finished );
-
- Skip:
- ;
- }
- }
-
-
FT_LOCAL_DEF( void )
af_glyph_hints_init( AF_GlyphHints hints,
FT_Memory memory )
@@ -551,8 +437,7 @@
FT_LOCAL_DEF( FT_Error )
af_glyph_hints_reload( AF_GlyphHints hints,
- FT_Outline* outline,
- FT_Bool get_inflections )
+ FT_Outline* outline )
{
FT_Error error = AF_Err_Ok;
AF_Point points;
@@ -639,13 +524,11 @@
{
FT_Vector* vec = outline->points;
char* tag = outline->tags;
- AF_Point first = points;
AF_Point end = points + outline->contours[0];
AF_Point prev = end;
FT_Int contour_index = 0;
- FT_UNUSED( first );
for ( point = points; point < point_limit; point++, vec++, tag++ )
{
point->fx = (FT_Short)vec->x;
@@ -673,9 +556,8 @@
{
if ( ++contour_index < outline->n_contours )
{
- first = point + 1;
- end = points + outline->contours[contour_index];
- prev = end;
+ end = points + outline->contours[contour_index];
+ prev = end;
}
}
}
@@ -752,11 +634,6 @@
}
}
- /* compute inflection points -- */
- /* disabled due to no longer perceived benefits */
- if ( 0 && get_inflections )
- af_glyph_hints_compute_inflections( hints );
-
Exit:
return error;
}
@@ -942,7 +819,7 @@
{
FT_PtrDist min, max, mid;
- FT_Pos fpos;
+ FT_Pos fpos;
/* find enclosing edges */
diff --git a/src/autofit/afhints.h b/src/autofit/afhints.h
index 6758268..10e673b 100644
--- a/src/autofit/afhints.h
+++ b/src/autofit/afhints.h
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines (specification). */
/* */
-/* Copyright 2003, 2004, 2005, 2006, 2007, 2008 by */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -286,8 +286,7 @@ FT_BEGIN_HEADER
FT_LOCAL( FT_Error )
af_glyph_hints_reload( AF_GlyphHints hints,
- FT_Outline* outline,
- FT_Bool get_inflections );
+ FT_Outline* outline );
FT_LOCAL( void )
af_glyph_hints_save( AF_GlyphHints hints,
diff --git a/src/autofit/aflatin.c b/src/autofit/aflatin.c
index e6882d5..8c6c430 100644
--- a/src/autofit/aflatin.c
+++ b/src/autofit/aflatin.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for latin script (body). */
/* */
-/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -77,7 +77,7 @@
af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
- error = af_glyph_hints_reload( hints, &face->glyph->outline, 0 );
+ error = af_glyph_hints_reload( hints, &face->glyph->outline );
if ( error )
goto Exit;
@@ -2105,7 +2105,7 @@
int dim;
- error = af_glyph_hints_reload( hints, outline, 1 );
+ error = af_glyph_hints_reload( hints, outline );
if ( error )
goto Exit;
diff --git a/src/autofit/aflatin2.c b/src/autofit/aflatin2.c
index f58ef38..6546475 100644
--- a/src/autofit/aflatin2.c
+++ b/src/autofit/aflatin2.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for latin script (body). */
/* */
-/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -84,7 +84,7 @@
af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
- error = af_glyph_hints_reload( hints, &face->glyph->outline, 0 );
+ error = af_glyph_hints_reload( hints, &face->glyph->outline );
if ( error )
goto Exit;
@@ -545,7 +545,8 @@
FT_Pos fitted = ( scaled + 40 ) & ~63;
#if 1
- if ( scaled != fitted ) {
+ if ( scaled != fitted )
+ {
scale = FT_MulDiv( scale, fitted, scaled );
AF_LOG(( "== scaled x-top = %.2g fitted = %.2g, scaling = %.4g\n", scaled/64.0, fitted/64.0, (fitted*1.0)/scaled ));
}
@@ -2104,52 +2105,52 @@
FT_Int n_edges = edge_limit - edges;
- if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
- {
- AF_Edge edge1, edge2, edge3;
- FT_Pos dist1, dist2, span, delta;
-
-
- if ( n_edges == 6 )
+ if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
{
- edge1 = edges;
- edge2 = edges + 2;
- edge3 = edges + 4;
- }
- else
- {
- edge1 = edges + 1;
- edge2 = edges + 5;
- edge3 = edges + 9;
- }
+ AF_Edge edge1, edge2, edge3;
+ FT_Pos dist1, dist2, span, delta;
- dist1 = edge2->opos - edge1->opos;
- dist2 = edge3->opos - edge2->opos;
- span = dist1 - dist2;
- if ( span < 0 )
- span = -span;
+ if ( n_edges == 6 )
+ {
+ edge1 = edges;
+ edge2 = edges + 2;
+ edge3 = edges + 4;
+ }
+ else
+ {
+ edge1 = edges + 1;
+ edge2 = edges + 5;
+ edge3 = edges + 9;
+ }
- if ( span < 8 )
- {
- delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
- edge3->pos -= delta;
- if ( edge3->link )
- edge3->link->pos -= delta;
+ dist1 = edge2->opos - edge1->opos;
+ dist2 = edge3->opos - edge2->opos;
- /* move the serifs along with the stem */
- if ( n_edges == 12 )
+ span = dist1 - dist2;
+ if ( span < 0 )
+ span = -span;
+
+ if ( span < 8 )
{
- ( edges + 8 )->pos -= delta;
- ( edges + 11 )->pos -= delta;
- }
+ delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
+ edge3->pos -= delta;
+ if ( edge3->link )
+ edge3->link->pos -= delta;
- edge3->flags |= AF_EDGE_DONE;
- if ( edge3->link )
- edge3->link->flags |= AF_EDGE_DONE;
+ /* move the serifs along with the stem */
+ if ( n_edges == 12 )
+ {
+ ( edges + 8 )->pos -= delta;
+ ( edges + 11 )->pos -= delta;
+ }
+
+ edge3->flags |= AF_EDGE_DONE;
+ if ( edge3->link )
+ edge3->link->flags |= AF_EDGE_DONE;
+ }
}
}
- }
#endif
if ( has_serifs || !anchor )
@@ -2249,7 +2250,7 @@
int dim;
- error = af_glyph_hints_reload( hints, outline, 1 );
+ error = af_glyph_hints_reload( hints, outline );
if ( error )
goto Exit;
diff --git a/src/autofit/afloader.c b/src/autofit/afloader.c
index bf25cd1..6dd9f2a 100644
--- a/src/autofit/afloader.c
+++ b/src/autofit/afloader.c
@@ -183,9 +183,9 @@
if ( axis->num_edges > 1 && AF_HINTS_DO_ADVANCE( hints ) )
{
- old_rsb = loader->pp2.x - edge2->opos;
- old_lsb = edge1->opos;
- new_lsb = edge1->pos;
+ old_rsb = loader->pp2.x - edge2->opos;
+ old_lsb = edge1->opos;
+ new_lsb = edge1->pos;
/* remember unhinted values to later account */
/* for rounding errors */
@@ -216,8 +216,8 @@
}
else
{
- FT_Pos pp1x = loader->pp1.x;
- FT_Pos pp2x = loader->pp2.x;
+ FT_Pos pp1x = loader->pp1.x;
+ FT_Pos pp2x = loader->pp2.x;
loader->pp1.x = FT_PIX_ROUND( pp1x );
@@ -229,8 +229,8 @@
}
else
{
- FT_Pos pp1x = loader->pp1.x;
- FT_Pos pp2x = loader->pp2.x;
+ FT_Pos pp1x = loader->pp1.x;
+ FT_Pos pp2x = loader->pp2.x;
loader->pp1.x = FT_PIX_ROUND( pp1x + hints->xmin_delta );
diff --git a/src/autofit/afpic.c b/src/autofit/afpic.c
index 76822c3..5b9aba6 100644
--- a/src/autofit/afpic.c
+++ b/src/autofit/afpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for autofit module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -45,19 +45,21 @@
}
}
+
FT_Error
- autofit_module_class_pic_init( FT_Library library )
+ autofit_module_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_UInt ss;
- FT_Error error = FT_Err_Ok;
- AFModulePIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_UInt ss;
+ FT_Error error = AF_Err_Ok;
+ AFModulePIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
return error;
- FT_MEM_SET( container, 0, sizeof(*container) );
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
pic_container->autofit = container;
/* initialize pointer table - this is how the module usually expects this data */
diff --git a/src/base/ftbbox.c b/src/base/ftbbox.c
index 2de592d..4b8e911 100644
--- a/src/base/ftbbox.c
+++ b/src/base/ftbbox.c
@@ -561,11 +561,11 @@
}
FT_DEFINE_OUTLINE_FUNCS(bbox_interface,
- (FT_Outline_MoveTo_Func) BBox_Move_To,
- (FT_Outline_LineTo_Func) BBox_Move_To,
- (FT_Outline_ConicTo_Func)BBox_Conic_To,
- (FT_Outline_CubicTo_Func)BBox_Cubic_To,
- 0, 0
+ (FT_Outline_MoveTo_Func) BBox_Move_To,
+ (FT_Outline_LineTo_Func) BBox_Move_To,
+ (FT_Outline_ConicTo_Func)BBox_Conic_To,
+ (FT_Outline_CubicTo_Func)BBox_Cubic_To,
+ 0, 0
)
/* documentation is in ftbbox.h */
diff --git a/src/base/ftgloadr.c b/src/base/ftgloadr.c
index ac0010d..8483450 100644
--- a/src/base/ftgloadr.c
+++ b/src/base/ftgloadr.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType glyph loader (body). */
/* */
-/* Copyright 2002, 2003, 2004, 2005, 2006 by */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -69,7 +69,7 @@
FT_GlyphLoader_New( FT_Memory memory,
FT_GlyphLoader *aloader )
{
- FT_GlyphLoader loader;
+ FT_GlyphLoader loader = NULL;
FT_Error error;
diff --git a/src/base/ftglyph.c b/src/base/ftglyph.c
index 3505d6d..b220508 100644
--- a/src/base/ftglyph.c
+++ b/src/base/ftglyph.c
@@ -4,7 +4,7 @@
/* */
/* FreeType convenience functions to handle glyphs (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2007, 2008 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2007, 2008, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -282,7 +282,7 @@
{
FT_Memory memory = library->memory;
FT_Error error;
- FT_Glyph glyph;
+ FT_Glyph glyph = NULL;
*aglyph = 0;
diff --git a/src/base/ftinit.c b/src/base/ftinit.c
index 1914228..305177a 100644
--- a/src/base/ftinit.c
+++ b/src/base/ftinit.c
@@ -98,7 +98,8 @@
#undef FT_USE_MODULE
#define FT_USE_MODULE( type, x ) MODULE_CLASS_##x,
- enum {
+ enum
+ {
#include FT_CONFIG_MODULES_H
FT_NUM_MODULE_CLASSES
};
@@ -190,7 +191,7 @@ Exit:
if ( error )
FT_TRACE0(( "FT_Add_Default_Module:"
" Cannot install `%s', error = 0x%x\n",
- (*cur)->module_name, error ));
+ (*cur)->module_name, error ));
cur++;
}
}
diff --git a/src/base/ftlcdfil.c b/src/base/ftlcdfil.c
index 8064011..0da4ba1 100644
--- a/src/base/ftlcdfil.c
+++ b/src/base/ftlcdfil.c
@@ -4,7 +4,7 @@
/* */
/* FreeType API for color filtering of subpixel bitmap glyphs (body). */
/* */
-/* Copyright 2006, 2008, 2009 by */
+/* Copyright 2006, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -267,18 +267,31 @@
FT_EXPORT_DEF( FT_Error )
- FT_Library_SetLcdFilter( FT_Library library,
- FT_LcdFilter filter )
+ FT_Library_SetLcdFilterWeights( FT_Library library,
+ unsigned char *weights )
+ {
+ if ( !library || !weights )
+ return FT_Err_Invalid_Argument;
+
+ ft_memcpy( library->lcd_weights, weights, 5 );
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilter( FT_Library library,
+ FT_LcdFilter filter )
{
static const FT_Byte light_filter[5] =
- { 0, 85, 86, 85, 0 };
+ { 0x00, 0x55, 0x56, 0x55, 0x00 };
/* the values here sum up to a value larger than 256, */
/* providing a cheap gamma correction */
static const FT_Byte default_filter[5] =
{ 0x10, 0x40, 0x70, 0x40, 0x10 };
- if ( library == NULL )
+ if ( !library )
return FT_Err_Invalid_Argument;
switch ( filter )
@@ -330,12 +343,24 @@
}
library->lcd_filter = filter;
- return 0;
+
+ return FT_Err_Ok;
}
#else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilterWeights( FT_Library library,
+ unsigned char *weights )
+ {
+ FT_UNUSED( library );
+ FT_UNUSED( weights );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
FT_Library_SetLcdFilter( FT_Library library,
FT_LcdFilter filter )
{
diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c
index a32b2cd..7f38df0 100644
--- a/src/base/ftobjs.c
+++ b/src/base/ftobjs.c
@@ -29,7 +29,6 @@
#include FT_TRUETYPE_TABLES_H
#include FT_TRUETYPE_TAGS_H
#include FT_TRUETYPE_IDS_H
-#include FT_OUTLINE_H
#include FT_SERVICE_SFNT_H
#include FT_SERVICE_POSTSCRIPT_NAME_H
@@ -143,7 +142,7 @@
if ( !args )
return FT_Err_Invalid_Argument;
- memory = library->memory;
+ memory = library->memory;
if ( FT_NEW( stream ) )
goto Exit;
@@ -230,11 +229,11 @@
static FT_Error
ft_glyphslot_init( FT_GlyphSlot slot )
{
- FT_Driver driver = slot->face->driver;
- FT_Driver_Class clazz = driver->clazz;
- FT_Memory memory = driver->root.memory;
- FT_Error error = FT_Err_Ok;
- FT_Slot_Internal internal;
+ FT_Driver driver = slot->face->driver;
+ FT_Driver_Class clazz = driver->clazz;
+ FT_Memory memory = driver->root.memory;
+ FT_Error error = FT_Err_Ok;
+ FT_Slot_Internal internal = NULL;
slot->library = driver->root.library;
@@ -354,14 +353,14 @@
/* slot->internal might be NULL in out-of-memory situations */
if ( slot->internal )
{
- /* free glyph loader */
- if ( FT_DRIVER_USES_OUTLINES( driver ) )
- {
- FT_GlyphLoader_Done( slot->internal->loader );
- slot->internal->loader = 0;
- }
+ /* free glyph loader */
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ {
+ FT_GlyphLoader_Done( slot->internal->loader );
+ slot->internal->loader = 0;
+ }
- FT_FREE( slot->internal );
+ FT_FREE( slot->internal );
}
}
@@ -608,12 +607,12 @@
* load properly.
*/
- if ( hinter &&
- !( load_flags & FT_LOAD_NO_HINTING ) &&
- !( load_flags & FT_LOAD_NO_AUTOHINT ) &&
- FT_DRIVER_IS_SCALABLE( driver ) &&
- FT_DRIVER_USES_OUTLINES( driver ) &&
- !FT_IS_TRICKY( face ) &&
+ if ( hinter &&
+ !( load_flags & FT_LOAD_NO_HINTING ) &&
+ !( load_flags & FT_LOAD_NO_AUTOHINT ) &&
+ FT_DRIVER_IS_SCALABLE( driver ) &&
+ FT_DRIVER_USES_OUTLINES( driver ) &&
+ !FT_IS_TRICKY( face ) &&
( ( face->internal->transform_matrix.yx == 0 &&
face->internal->transform_matrix.xx != 0 ) ||
( face->internal->transform_matrix.xx == 0 &&
@@ -711,8 +710,8 @@
}
/* compute the linear advance in 16.16 pixels */
- if ( ( load_flags & FT_LOAD_LINEAR_DESIGN ) == 0 &&
- ( FT_IS_SCALABLE( face ) ) )
+ if ( ( load_flags & FT_LOAD_LINEAR_DESIGN ) == 0 &&
+ ( FT_IS_SCALABLE( face ) ) )
{
FT_Size_Metrics* metrics = &face->size->metrics;
@@ -992,6 +991,14 @@
( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE &&
cur[0]->encoding_id == TT_APPLE_ID_UNICODE_32 ) )
{
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UCS-4 cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
face->charmap = cur[0];
return FT_Err_Ok;
}
@@ -1006,6 +1013,14 @@
{
if ( cur[0]->encoding == FT_ENCODING_UNICODE )
{
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UCS-2 cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
face->charmap = cur[0];
return FT_Err_Ok;
}
@@ -1047,6 +1062,14 @@
if ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE &&
cur[0]->encoding_id == TT_APPLE_ID_VARIANT_SELECTOR &&
FT_Get_CMap_Format( cur[0] ) == 14 )
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UVS cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
return cur[0];
}
@@ -1548,11 +1571,26 @@
goto Exit;
if ( FT_READ_USHORT( flags ) )
goto Exit;
- rlen -= 2; /* the flags are part of the resource */
+ FT_TRACE3(( "POST fragment[%d]: offsets=0x%08x, rlen=0x%08x, flags=0x%04x\n",
+ i, offsets[i], rlen, flags ));
+
+ /* postpone the check of rlen longer than buffer until FT_Stream_Read() */
+ if ( ( flags >> 8 ) == 0 ) /* Comment, should not be loaded */
+ continue;
+
+ /* the flags are part of the resource, so rlen >= 2. */
+ /* but some fonts declare rlen = 0 for empty fragment */
+ if ( rlen > 2 )
+ rlen -= 2;
+ else
+ rlen = 0;
+
if ( ( flags >> 8 ) == type )
len += rlen;
else
{
+ if ( pfb_lenpos + 3 > pfb_len + 2 )
+ goto Exit2;
pfb_data[pfb_lenpos ] = (FT_Byte)( len );
pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 );
pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 );
@@ -1561,6 +1599,8 @@
if ( ( flags >> 8 ) == 5 ) /* End of font mark */
break;
+ if ( pfb_pos + 6 > pfb_len + 2 )
+ goto Exit2;
pfb_data[pfb_pos++] = 0x80;
type = flags >> 8;
@@ -1574,13 +1614,23 @@
pfb_data[pfb_pos++] = 0;
}
+ error = FT_Err_Cannot_Open_Resource;
+ if ( pfb_pos > pfb_len || pfb_pos + rlen > pfb_len )
+ goto Exit2;
+
error = FT_Stream_Read( stream, (FT_Byte *)pfb_data + pfb_pos, rlen );
+ if ( error )
+ goto Exit2;
pfb_pos += rlen;
}
+ if ( pfb_pos + 2 > pfb_len + 2 )
+ goto Exit2;
pfb_data[pfb_pos++] = 0x80;
pfb_data[pfb_pos++] = 3;
+ if ( pfb_lenpos + 3 > pfb_len + 2 )
+ goto Exit2;
pfb_data[pfb_lenpos ] = (FT_Byte)( len );
pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 );
pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 );
@@ -1915,9 +1965,9 @@
FT_Error error;
FT_Driver driver;
FT_Memory memory;
- FT_Stream stream = 0;
- FT_Face face = 0;
- FT_ListNode node = 0;
+ FT_Stream stream = NULL;
+ FT_Face face = NULL;
+ FT_ListNode node = NULL;
FT_Bool external_stream;
FT_Module* cur;
FT_Module* limit;
@@ -2141,6 +2191,8 @@
internal->transform_delta.x = 0;
internal->transform_delta.y = 0;
+
+ internal->refcount = 1;
}
if ( aface )
@@ -2229,6 +2281,17 @@
/* documentation is in freetype.h */
FT_EXPORT_DEF( FT_Error )
+ FT_Reference_Face( FT_Face face )
+ {
+ face->internal->refcount++;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
FT_Done_Face( FT_Face face )
{
FT_Error error;
@@ -2240,22 +2303,29 @@
error = FT_Err_Invalid_Face_Handle;
if ( face && face->driver )
{
- driver = face->driver;
- memory = driver->root.memory;
-
- /* find face in driver's list */
- node = FT_List_Find( &driver->faces_list, face );
- if ( node )
+ face->internal->refcount--;
+ if ( face->internal->refcount > 0 )
+ error = FT_Err_Ok;
+ else
{
- /* remove face object from the driver's list */
- FT_List_Remove( &driver->faces_list, node );
- FT_FREE( node );
+ driver = face->driver;
+ memory = driver->root.memory;
- /* now destroy the object proper */
- destroy_face( memory, face, driver );
- error = FT_Err_Ok;
+ /* find face in driver's list */
+ node = FT_List_Find( &driver->faces_list, face );
+ if ( node )
+ {
+ /* remove face object from the driver's list */
+ FT_List_Remove( &driver->faces_list, node );
+ FT_FREE( node );
+
+ /* now destroy the object proper */
+ destroy_face( memory, face, driver );
+ error = FT_Err_Ok;
+ }
}
}
+
return error;
}
@@ -2901,6 +2971,15 @@
{
if ( cur[0]->encoding == encoding )
{
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Select_Charmap: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ cur - face->charmaps ));
+ continue;
+ }
+#endif
face->charmap = cur[0];
return 0;
}
@@ -2935,6 +3014,15 @@
{
if ( cur[0] == charmap )
{
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Set_Charmap: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ cur - face->charmaps ));
+ continue;
+ }
+#endif
face->charmap = cur[0];
return 0;
}
@@ -2951,12 +3039,24 @@
FT_Int i;
+ if ( !charmap || !charmap->face )
+ return -1;
+
for ( i = 0; i < charmap->face->num_charmaps; i++ )
if ( charmap->face->charmaps[i] == charmap )
break;
FT_ASSERT( i < charmap->face->num_charmaps );
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( i > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Get_Charmap_Index: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ i ));
+ return -i;
+ }
+#endif
return i;
}
@@ -3095,7 +3195,7 @@
}
result = cmap->clazz->char_index( cmap, (FT_UInt32)charcode );
}
- return result;
+ return result;
}
@@ -3109,14 +3209,14 @@
FT_UInt gindex = 0;
- if ( face && face->charmap )
+ if ( face && face->charmap && face->num_glyphs )
{
gindex = FT_Get_Char_Index( face, 0 );
- if ( gindex == 0 )
+ if ( gindex == 0 || gindex >= (FT_UInt)face->num_glyphs )
result = FT_Get_Next_Char( face, 0, &gindex );
}
- if ( agindex )
+ if ( agindex )
*agindex = gindex;
return result;
@@ -3134,13 +3234,16 @@
FT_UInt gindex = 0;
- if ( face && face->charmap )
+ if ( face && face->charmap && face->num_glyphs )
{
FT_UInt32 code = (FT_UInt32)charcode;
FT_CMap cmap = FT_CMAP( face->charmap );
- gindex = cmap->clazz->char_next( cmap, &code );
+ do {
+ gindex = cmap->clazz->char_next( cmap, &code );
+ } while ( gindex >= (FT_UInt)face->num_glyphs );
+
result = ( gindex == 0 ) ? 0 : code;
}
@@ -3645,7 +3748,7 @@
FT_Library library = module->library;
FT_Memory memory = library->memory;
FT_Error error;
- FT_ListNode node;
+ FT_ListNode node = NULL;
if ( FT_NEW( node ) )
@@ -3661,7 +3764,7 @@
/* allocate raster object if needed */
if ( clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
- clazz->raster_class->raster_new )
+ clazz->raster_class->raster_new )
{
error = clazz->raster_class->raster_new( memory, &render->raster );
if ( error )
@@ -3702,7 +3805,8 @@
/* release raster object, if any */
- if ( render->raster )
+ if ( render->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
+ render->raster )
render->clazz->raster_class->raster_done( render->raster );
/* remove from list */
@@ -3808,7 +3912,7 @@
while ( renderer )
{
error = renderer->render( renderer, slot, render_mode, NULL );
- if ( !error ||
+ if ( !error ||
FT_ERROR_BASE( error ) != FT_Err_Cannot_Render_Glyph )
break;
@@ -3842,7 +3946,7 @@
FT_Library library;
- if ( !slot )
+ if ( !slot || !slot->face )
return FT_Err_Invalid_Argument;
library = FT_FACE_LIBRARY( slot->face );
@@ -4029,7 +4133,8 @@
FT_Renderer renderer = FT_RENDERER( module );
- if ( renderer->raster )
+ if ( renderer->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
+ renderer->raster )
renderer->clazz->raster_class->raster_done( renderer->raster );
}
@@ -4185,10 +4290,21 @@
/* documentation is in ftmodapi.h */
FT_EXPORT_DEF( FT_Error )
+ FT_Reference_Library( FT_Library library )
+ {
+ library->refcount++;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
FT_New_Library( FT_Memory memory,
FT_Library *alibrary )
{
- FT_Library library = 0;
+ FT_Library library = NULL;
FT_Error error;
@@ -4224,6 +4340,8 @@
library->version_minor = FREETYPE_MINOR;
library->version_patch = FREETYPE_PATCH;
+ library->refcount = 1;
+
/* That's ok now */
*alibrary = library;
@@ -4280,40 +4398,64 @@
if ( !library )
return FT_Err_Invalid_Library_Handle;
+ library->refcount--;
+ if ( library->refcount > 0 )
+ goto Exit;
+
memory = library->memory;
/* Discard client-data */
if ( library->generic.finalizer )
library->generic.finalizer( library );
- /* Close all faces in the library. If we don't do
- * this, we can have some subtle memory leaks.
+ /*
+ * Close all faces in the library. If we don't do this, we can have
+ * some subtle memory leaks.
+ *
* Example:
*
* - the cff font driver uses the pshinter module in cff_size_done
* - if the pshinter module is destroyed before the cff font driver,
* opened FT_Face objects managed by the driver are not properly
* destroyed, resulting in a memory leak
+ *
+ * Some faces are dependent on other faces, like Type42 faces that
+ * depend on TrueType faces synthesized internally.
+ *
+ * The order of drivers should be specified in driver_name[].
*/
{
- FT_UInt n;
+ FT_UInt m, n;
+ const char* driver_name[] = { "type42", NULL };
- for ( n = 0; n < library->num_modules; n++ )
+ for ( m = 0;
+ m < sizeof ( driver_name ) / sizeof ( driver_name[0] );
+ m++ )
{
- FT_Module module = library->modules[n];
- FT_List faces;
+ for ( n = 0; n < library->num_modules; n++ )
+ {
+ FT_Module module = library->modules[n];
+ const char* module_name = module->clazz->module_name;
+ FT_List faces;
- if ( ( module->clazz->module_flags & FT_MODULE_FONT_DRIVER ) == 0 )
- continue;
+ if ( driver_name[m] &&
+ ft_strcmp( module_name, driver_name[m] ) != 0 )
+ continue;
- faces = &FT_DRIVER(module)->faces_list;
- while ( faces->head )
- {
- FT_Done_Face( FT_FACE( faces->head->data ) );
- if ( faces->head )
- FT_TRACE0(( "FT_Done_Library: failed to free some faces\n" ));
+ if ( ( module->clazz->module_flags & FT_MODULE_FONT_DRIVER ) == 0 )
+ continue;
+
+ FT_TRACE7(( "FT_Done_Library: close faces for %s\n", module_name ));
+
+ faces = &FT_DRIVER( module )->faces_list;
+ while ( faces->head )
+ {
+ FT_Done_Face( FT_FACE( faces->head->data ) );
+ if ( faces->head )
+ FT_TRACE0(( "FT_Done_Library: failed to free some faces\n" ));
+ }
}
}
}
@@ -4355,6 +4497,8 @@
#endif
FT_FREE( library );
+
+ Exit:
return FT_Err_Ok;
}
@@ -4467,6 +4611,8 @@
#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ /* documentation is in freetype.h */
+
FT_EXPORT_DEF( FT_Error )
FT_Get_SubGlyph_Info( FT_GlyphSlot glyph,
FT_UInt sub_index,
@@ -4479,7 +4625,8 @@
FT_Error error = FT_Err_Invalid_Argument;
- if ( glyph != NULL &&
+ if ( glyph &&
+ glyph->subglyphs &&
glyph->format == FT_GLYPH_FORMAT_COMPOSITE &&
sub_index < glyph->num_subglyphs )
{
diff --git a/src/base/ftoutln.c b/src/base/ftoutln.c
index 5bb6ef3..356b156 100644
--- a/src/base/ftoutln.c
+++ b/src/base/ftoutln.c
@@ -305,8 +305,8 @@
*anoutline = null_outline;
if ( FT_NEW_ARRAY( anoutline->points, numPoints ) ||
- FT_NEW_ARRAY( anoutline->tags, numPoints ) ||
- FT_NEW_ARRAY( anoutline->contours, numContours ) )
+ FT_NEW_ARRAY( anoutline->tags, numPoints ) ||
+ FT_NEW_ARRAY( anoutline->contours, numContours ) )
goto Fail;
anoutline->n_points = (FT_UShort)numPoints;
@@ -990,7 +990,8 @@
int i;
FT_Pos ray_y[3];
- FT_Orientation result[3];
+ FT_Orientation result[3] =
+ { FT_ORIENTATION_NONE, FT_ORIENTATION_NONE, FT_ORIENTATION_NONE };
if ( !outline || outline->n_points <= 0 )
diff --git a/src/base/ftpatent.c b/src/base/ftpatent.c
index af29786..501cab5 100644
--- a/src/base/ftpatent.c
+++ b/src/base/ftpatent.c
@@ -131,7 +131,7 @@
error = service->table_info( face, i,
&tag_i, &offset_i, &length_i );
- if ( error ||
+ if ( error ||
FT_STREAM_SEEK( offset_i ) )
goto Exit;
diff --git a/src/base/ftrfork.c b/src/base/ftrfork.c
index 133c2de..f64d28b 100644
--- a/src/base/ftrfork.c
+++ b/src/base/ftrfork.c
@@ -4,7 +4,7 @@
/* */
/* Embedded resource forks accessor (body). */
/* */
-/* Copyright 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* Masatake YAMATO and Redhat K.K. */
/* */
/* FT_Raccess_Get_HeaderInfo() and raccess_guess_darwin_hfsplus() are */
@@ -751,7 +751,7 @@
const char *original_name,
const char *insertion )
{
- char* new_name;
+ char* new_name = NULL;
const char* tmp;
const char* slash;
size_t new_length;
diff --git a/src/base/ftstream.c b/src/base/ftstream.c
index b638599..210aaa4 100644
--- a/src/base/ftstream.c
+++ b/src/base/ftstream.c
@@ -4,7 +4,7 @@
/* */
/* I/O stream support (body). */
/* */
-/* Copyright 2000-2001, 2002, 2004, 2005, 2006, 2008, 2009 by */
+/* Copyright 2000-2001, 2002, 2004, 2005, 2006, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -246,6 +246,18 @@
/* allocate the frame in memory */
FT_Memory memory = stream->memory;
+
+ /* simple sanity check */
+ if ( count > stream->size )
+ {
+ FT_ERROR(( "FT_Stream_EnterFrame:"
+ " frame size (%lu) larger than stream size (%lu)\n",
+ count, stream->size ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ goto Exit;
+ }
+
#ifdef FT_DEBUG_MEMORY
/* assume _ft_debug_file and _ft_debug_lineno are already set */
stream->base = (unsigned char*)ft_mem_qalloc( memory, count, &error );
@@ -275,7 +287,7 @@
{
/* check current and new position */
if ( stream->pos >= stream->size ||
- stream->pos + count > stream->size )
+ stream->size - stream->pos < count )
{
FT_ERROR(( "FT_Stream_EnterFrame:"
" invalid i/o; pos = 0x%lx, count = %lu, size = 0x%lx\n",
diff --git a/src/base/ftsystem.c b/src/base/ftsystem.c
index 4d06d6d..ba86005 100644
--- a/src/base/ftsystem.c
+++ b/src/base/ftsystem.c
@@ -4,7 +4,7 @@
/* */
/* ANSI-specific FreeType low-level system interface (body). */
/* */
-/* Copyright 1996-2001, 2002, 2006, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2006, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -192,7 +192,9 @@
/* count :: The number of bytes to read from the stream. */
/* */
/* <Return> */
- /* The number of bytes actually read. */
+ /* The number of bytes actually read. If `count' is zero (this is, */
+ /* the function is used for seeking), a non-zero return value */
+ /* indicates an error. */
/* */
FT_CALLBACK_DEF( unsigned long )
ft_ansi_stream_io( FT_Stream stream,
@@ -203,6 +205,9 @@
FT_FILE* file;
+ if ( !count && offset > stream->size )
+ return 1;
+
file = STREAM_FILE( stream );
if ( stream->pos != offset )
diff --git a/src/cff/cffcmap.c b/src/cff/cffcmap.c
index 46d603e..1298371 100644
--- a/src/cff/cffcmap.c
+++ b/src/cff/cffcmap.c
@@ -4,7 +4,7 @@
/* */
/* CFF character mapping table (cmap) support (body). */
/* */
-/* Copyright 2002, 2003, 2004, 2005, 2006, 2007 by */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -120,27 +120,15 @@
/*************************************************************************/
FT_CALLBACK_DEF( const char* )
- cff_sid_to_glyph_name( TT_Face face,
- FT_UInt idx )
+ cff_sid_to_glyph_name( TT_Face face,
+ FT_UInt idx )
{
- CFF_Font cff = (CFF_Font)face->extra.data;
- CFF_Charset charset = &cff->charset;
- FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
- FT_UInt sid = charset->sids[idx];
-
-
- return cff_index_get_sid_string( &cff->string_index, sid, psnames );
- }
-
-
- FT_CALLBACK_DEF( void )
- cff_sid_free_glyph_name( TT_Face face,
- const char* gname )
- {
- FT_Memory memory = FT_FACE_MEMORY( face );
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ CFF_Charset charset = &cff->charset;
+ FT_UInt sid = charset->sids[idx];
- FT_FREE( gname );
+ return cff_index_get_sid_string( cff, sid );
}
@@ -155,14 +143,15 @@
/* can't build Unicode map for CID-keyed font */
+ /* because we don't know glyph names. */
if ( !charset->sids )
- return CFF_Err_Invalid_Argument;
+ return CFF_Err_No_Unicode_Glyph_Name;
return psnames->unicodes_init( memory,
unicodes,
cff->num_glyphs,
(PS_GetGlyphNameFunc)&cff_sid_to_glyph_name,
- (PS_FreeGlyphNameFunc)&cff_sid_free_glyph_name,
+ (PS_FreeGlyphNameFunc)NULL,
(FT_Pointer)face );
}
diff --git a/src/cff/cffdrivr.c b/src/cff/cffdrivr.c
index dad0b65..39f04ee 100644
--- a/src/cff/cffdrivr.c
+++ b/src/cff/cffdrivr.c
@@ -4,7 +4,8 @@
/* */
/* OpenType font driver implementation (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -22,7 +23,6 @@
#include FT_INTERNAL_STREAM_H
#include FT_INTERNAL_SFNT_H
#include FT_SERVICE_CID_H
-#include FT_SERVICE_POSTSCRIPT_CMAPS_H
#include FT_SERVICE_POSTSCRIPT_INFO_H
#include FT_SERVICE_POSTSCRIPT_NAME_H
#include FT_SERVICE_TT_CMAP_H
@@ -228,16 +228,13 @@
FT_Pointer buffer,
FT_UInt buffer_max )
{
- CFF_Font font = (CFF_Font)face->extra.data;
- FT_Memory memory = FT_FACE_MEMORY( face );
- FT_String* gname;
- FT_UShort sid;
- FT_Service_PsCMaps psnames;
- FT_Error error;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ FT_String* gname;
+ FT_UShort sid;
+ FT_Error error;
- FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
- if ( !psnames )
+ if ( !font->psnames )
{
FT_ERROR(( "cff_get_glyph_name:"
" cannot get glyph name from CFF & CEF fonts\n"
@@ -251,12 +248,11 @@
sid = font->charset.sids[glyph_index];
/* now, lookup the name itself */
- gname = cff_index_get_sid_string( &font->string_index, sid, psnames );
+ gname = cff_index_get_sid_string( font, sid );
if ( gname )
FT_STRCPYN( buffer, gname, buffer_max );
- FT_FREE( gname );
error = CFF_Err_Ok;
Exit:
@@ -271,11 +267,9 @@
CFF_Font cff;
CFF_Charset charset;
FT_Service_PsCMaps psnames;
- FT_Memory memory = FT_FACE_MEMORY( face );
FT_String* name;
FT_UShort sid;
FT_UInt i;
- FT_Int result;
cff = (CFF_FontRec *)face->extra.data;
@@ -290,19 +284,14 @@
sid = charset->sids[i];
if ( sid > 390 )
- name = cff_index_get_name( &cff->string_index, sid - 391 );
+ name = cff_index_get_string( cff, sid - 391 );
else
name = (FT_String *)psnames->adobe_std_strings( sid );
if ( !name )
continue;
- result = ft_strcmp( glyph_name, name );
-
- if ( sid > 390 )
- FT_FREE( name );
-
- if ( !result )
+ if ( !ft_strcmp( glyph_name, name ) )
return i;
}
@@ -333,35 +322,29 @@
PS_FontInfoRec* afont_info )
{
CFF_Font cff = (CFF_Font)face->extra.data;
- FT_Error error = FT_Err_Ok;
+ FT_Error error = CFF_Err_Ok;
if ( cff && cff->font_info == NULL )
{
- CFF_FontRecDict dict = &cff->top_font.font_dict;
- PS_FontInfoRec *font_info;
- FT_Memory memory = face->root.memory;
- FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
+ PS_FontInfoRec *font_info;
+ FT_Memory memory = face->root.memory;
if ( FT_ALLOC( font_info, sizeof ( *font_info ) ) )
goto Fail;
- font_info->version = cff_index_get_sid_string( &cff->string_index,
- dict->version,
- psnames );
- font_info->notice = cff_index_get_sid_string( &cff->string_index,
- dict->notice,
- psnames );
- font_info->full_name = cff_index_get_sid_string( &cff->string_index,
- dict->full_name,
- psnames );
- font_info->family_name = cff_index_get_sid_string( &cff->string_index,
- dict->family_name,
- psnames );
- font_info->weight = cff_index_get_sid_string( &cff->string_index,
- dict->weight,
- psnames );
+ font_info->version = cff_index_get_sid_string( cff,
+ dict->version );
+ font_info->notice = cff_index_get_sid_string( cff,
+ dict->notice );
+ font_info->full_name = cff_index_get_sid_string( cff,
+ dict->full_name );
+ font_info->family_name = cff_index_get_sid_string( cff,
+ dict->family_name );
+ font_info->weight = cff_index_get_sid_string( cff,
+ dict->weight );
font_info->italic_angle = dict->italic_angle;
font_info->is_fixed_pitch = dict->is_fixed_pitch;
font_info->underline_position = (FT_Short)dict->underline_position;
@@ -467,8 +450,7 @@
if ( cff )
{
- CFF_FontRecDict dict = &cff->top_font.font_dict;
- FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
if ( dict->cid_registry == 0xFFFFU )
@@ -480,18 +462,16 @@
if ( registry )
{
if ( cff->registry == NULL )
- cff->registry = cff_index_get_sid_string( &cff->string_index,
- dict->cid_registry,
- psnames );
+ cff->registry = cff_index_get_sid_string( cff,
+ dict->cid_registry );
*registry = cff->registry;
}
if ( ordering )
{
if ( cff->ordering == NULL )
- cff->ordering = cff_index_get_sid_string( &cff->string_index,
- dict->cid_ordering,
- psnames );
+ cff->ordering = cff_index_get_sid_string( cff,
+ dict->cid_ordering );
*ordering = cff->ordering;
}
diff --git a/src/cff/cffgload.c b/src/cff/cffgload.c
index 4e17eb6..e99ee70 100644
--- a/src/cff/cffgload.c
+++ b/src/cff/cffgload.c
@@ -22,7 +22,6 @@
#include FT_INTERNAL_STREAM_H
#include FT_INTERNAL_SFNT_H
#include FT_OUTLINE_H
-#include FT_INTERNAL_POSTSCRIPT_HINTS_H
#include "cffobjs.h"
#include "cffload.h"
@@ -394,7 +393,7 @@
/* initialize Type2 decoder */
decoder->cff = cff;
- decoder->num_globals = cff->num_global_subrs;
+ decoder->num_globals = cff->global_subrs_index.count;
decoder->globals = cff->global_subrs;
decoder->globals_bias = cff_compute_bias(
cff->top_font.font_dict.charstring_type,
@@ -430,7 +429,7 @@
goto Exit;
}
- FT_TRACE4(( "glyph index %d (subfont %d):\n", glyph_index, fd_index ));
+ FT_TRACE3(( "glyph index %d (subfont %d):\n", glyph_index, fd_index ));
sub = cff->subfonts[fd_index];
@@ -445,10 +444,10 @@
}
#ifdef FT_DEBUG_LEVEL_TRACE
else
- FT_TRACE4(( "glyph index %d:\n", glyph_index ));
+ FT_TRACE3(( "glyph index %d:\n", glyph_index ));
#endif
- decoder->num_locals = sub->num_local_subrs;
+ decoder->num_locals = sub->local_subrs_index.count;
decoder->locals = sub->local_subrs;
decoder->locals_bias = cff_compute_bias(
decoder->cff->top_font.font_dict.charstring_type,
@@ -812,10 +811,10 @@
charstring_len );
decoder->seac = FALSE;
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
if ( error )
goto Exit;
-
- cff_free_glyph_data( face, &charstring, charstring_len );
}
/* Save the left bearing, advance and glyph width of the base */
@@ -842,10 +841,10 @@
charstring_len );
decoder->seac = FALSE;
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
if ( error )
goto Exit;
-
- cff_free_glyph_data( face, &charstring, charstring_len );
}
/* Restore the left side bearing, advance and glyph width */
@@ -1340,6 +1339,14 @@
decoder->num_hints += num_args / 2;
}
+ /* In a valid charstring there must be at least one byte */
+ /* after `hintmask' or `cntrmask' (e.g., for a `return' */
+ /* instruction). Additionally, there must be space for */
+ /* `num_hints' bits. */
+
+ if ( ( ip + ( ( decoder->num_hints + 7 ) >> 3 ) ) >= limit )
+ goto Syntax_Error;
+
if ( hinter )
{
if ( op == cff_op_hintmask )
@@ -1358,20 +1365,18 @@
FT_UInt maskbyte;
- FT_TRACE4(( " (maskbytes: " ));
+ FT_TRACE4(( " (maskbytes:" ));
for ( maskbyte = 0;
- maskbyte < (FT_UInt)(( decoder->num_hints + 7 ) >> 3);
+ maskbyte < (FT_UInt)( ( decoder->num_hints + 7 ) >> 3 );
maskbyte++, ip++ )
- FT_TRACE4(( "0x%02X", *ip ));
+ FT_TRACE4(( " 0x%02X", *ip ));
FT_TRACE4(( ")\n" ));
}
#else
ip += ( decoder->num_hints + 7 ) >> 3;
#endif
- if ( ip >= limit )
- goto Syntax_Error;
args = stack;
break;
@@ -2275,7 +2280,11 @@
/* subsequent `pop' operands should add the arguments, */
/* this is the implementation described for `unknown' other */
/* subroutines in the Type1 spec. */
+ /* */
+ /* XXX Fix return arguments (see discussion below). */
args -= 2 + ( args[-2] >> 16 );
+ if ( args < stack )
+ goto Stack_Underflow;
break;
case cff_op_pop:
@@ -2285,6 +2294,22 @@
FT_TRACE4(( " pop (invalid op)\n" ));
+ /* XXX Increasing `args' is wrong: After a certain number of */
+ /* `pop's we get a stack overflow. Reason for doing it is */
+ /* code like this (actually found in a CFF font): */
+ /* */
+ /* 17 1 3 callothersubr */
+ /* pop */
+ /* callsubr */
+ /* */
+ /* Since we handle `callothersubr' as a no-op, and */
+ /* `callsubr' needs at least one argument, `pop' can't be a */
+ /* no-op too as it basically should be. */
+ /* */
+ /* The right solution would be to provide real support for */
+ /* `callothersubr' as done in `t1decode.c', however, given */
+ /* the fact that CFF fonts with `pop' are invalid, it is */
+ /* questionable whether it is worth the time. */
args++;
break;
@@ -2671,11 +2696,15 @@
/* this scaling is only relevant if the PS hinter isn't active */
if ( cff->num_subfonts )
{
- FT_Byte fd_index = cff_fd_select_get( &cff->fd_select,
- glyph_index );
+ FT_ULong top_upm, sub_upm;
+ FT_Byte fd_index = cff_fd_select_get( &cff->fd_select,
+ glyph_index );
- FT_ULong top_upm = cff->top_font.font_dict.units_per_em;
- FT_ULong sub_upm = cff->subfonts[fd_index]->font_dict.units_per_em;
+ if ( fd_index >= cff->num_subfonts )
+ fd_index = cff->num_subfonts - 1;
+
+ top_upm = cff->top_font.font_dict.units_per_em;
+ sub_upm = cff->subfonts[fd_index]->font_dict.units_per_em;
font_matrix = cff->subfonts[fd_index]->font_dict.font_matrix;
@@ -2720,48 +2749,53 @@
/* now load the unscaled outline */
error = cff_get_glyph_data( face, glyph_index,
&charstring, &charstring_len );
- if ( !error )
- {
- error = cff_decoder_prepare( &decoder, size, glyph_index );
- if ( !error )
- {
- error = cff_decoder_parse_charstrings( &decoder,
- charstring,
- charstring_len );
+ if ( error )
+ goto Glyph_Build_Finished;
+
+ error = cff_decoder_prepare( &decoder, size, glyph_index );
+ if ( error )
+ goto Glyph_Build_Finished;
- cff_free_glyph_data( face, &charstring, charstring_len );
+ error = cff_decoder_parse_charstrings( &decoder,
+ charstring,
+ charstring_len );
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
+ if ( error )
+ goto Glyph_Build_Finished;
#ifdef FT_CONFIG_OPTION_INCREMENTAL
- /* Control data and length may not be available for incremental */
- /* fonts. */
- if ( face->root.internal->incremental_interface )
- {
- glyph->root.control_data = 0;
- glyph->root.control_len = 0;
- }
- else
+ /* Control data and length may not be available for incremental */
+ /* fonts. */
+ if ( face->root.internal->incremental_interface )
+ {
+ glyph->root.control_data = 0;
+ glyph->root.control_len = 0;
+ }
+ else
#endif /* FT_CONFIG_OPTION_INCREMENTAL */
- /* We set control_data and control_len if charstrings is loaded. */
- /* See how charstring loads at cff_index_access_element() in */
- /* cffload.c. */
- {
- CFF_Index csindex = &cff->charstrings_index;
+ /* We set control_data and control_len if charstrings is loaded. */
+ /* See how charstring loads at cff_index_access_element() in */
+ /* cffload.c. */
+ {
+ CFF_Index csindex = &cff->charstrings_index;
- if ( csindex->offsets )
- {
- glyph->root.control_data = csindex->bytes +
- csindex->offsets[glyph_index] - 1;
- glyph->root.control_len = charstring_len;
- }
- }
+ if ( csindex->offsets )
+ {
+ glyph->root.control_data = csindex->bytes +
+ csindex->offsets[glyph_index] - 1;
+ glyph->root.control_len = charstring_len;
}
}
- /* save new glyph tables */
- cff_builder_done( &decoder.builder );
+ Glyph_Build_Finished:
+ /* save new glyph tables, if no error */
+ if ( !error )
+ cff_builder_done( &decoder.builder );
+ /* XXX: anything to do for broken glyph entry? */
}
#ifdef FT_CONFIG_OPTION_INCREMENTAL
diff --git a/src/cff/cffload.c b/src/cff/cffload.c
index 64d1395..42e7730 100644
--- a/src/cff/cffload.c
+++ b/src/cff/cffload.c
@@ -4,7 +4,8 @@
/* */
/* OpenType and CFF data/program tables loader (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -20,7 +21,6 @@
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_OBJECTS_H
#include FT_INTERNAL_STREAM_H
-#include FT_SERVICE_POSTSCRIPT_CMAPS_H
#include FT_TRUETYPE_TAGS_H
#include FT_TYPE1_TABLES_H
@@ -251,7 +251,7 @@
if ( offsize < 1 || offsize > 4 )
{
- error = FT_Err_Invalid_Table;
+ error = CFF_Err_Invalid_Table;
goto Exit;
}
@@ -377,18 +377,21 @@
}
- /* allocate a table containing pointers to an index's elements */
+ /* Allocate a table containing pointers to an index's elements. */
+ /* The `pool' argument makes this function convert the index */
+ /* entries to C-style strings (this is, NULL-terminated). */
static FT_Error
cff_index_get_pointers( CFF_Index idx,
- FT_Byte*** table )
+ FT_Byte*** table,
+ FT_Byte** pool )
{
- FT_Error error = CFF_Err_Ok;
- FT_Memory memory = idx->stream->memory;
- FT_ULong n, offset, old_offset;
+ FT_Error error = CFF_Err_Ok;
+ FT_Memory memory = idx->stream->memory;
FT_Byte** t;
+ FT_Byte* new_bytes = NULL;
- *table = 0;
+ *table = NULL;
if ( idx->offsets == NULL )
{
@@ -397,28 +400,65 @@
goto Exit;
}
- if ( idx->count > 0 && !FT_NEW_ARRAY( t, idx->count + 1 ) )
+ if ( idx->count > 0 &&
+ !FT_NEW_ARRAY( t, idx->count + 1 ) &&
+ ( !pool || !FT_ALLOC( new_bytes,
+ idx->data_size + idx->count ) ) )
{
- old_offset = 1;
- for ( n = 0; n <= idx->count; n++ )
+ FT_ULong n, cur_offset;
+ FT_ULong extra = 0;
+ FT_Byte* org_bytes = idx->bytes;
+
+
+ /* at this point, `idx->offsets' can't be NULL */
+ cur_offset = idx->offsets[0] - 1;
+
+ /* sanity check */
+ if ( cur_offset >= idx->data_size )
{
- /* at this point, `idx->offsets' can't be NULL */
- offset = idx->offsets[n];
- if ( !offset )
- offset = old_offset;
+ FT_TRACE0(( "cff_index_get_pointers:"
+ " invalid first offset value %d set to zero\n",
+ cur_offset ));
+ cur_offset = 0;
+ }
- /* two sanity checks for invalid offset tables */
- else if ( offset < old_offset )
- offset = old_offset;
+ if ( !pool )
+ t[0] = org_bytes + cur_offset;
+ else
+ t[0] = new_bytes + cur_offset;
+
+ for ( n = 1; n <= idx->count; n++ )
+ {
+ FT_ULong next_offset = idx->offsets[n] - 1;
- else if ( offset - 1 >= idx->data_size && n < idx->count )
- offset = old_offset;
- t[n] = idx->bytes + offset - 1;
+ /* empty slot + two sanity checks for invalid offset tables */
+ if ( next_offset == 0 ||
+ next_offset < cur_offset ||
+ ( next_offset >= idx->data_size && n < idx->count ) )
+ next_offset = cur_offset;
- old_offset = offset;
+ if ( !pool )
+ t[n] = org_bytes + next_offset;
+ else
+ {
+ t[n] = new_bytes + next_offset + extra;
+
+ if ( next_offset != cur_offset )
+ {
+ FT_MEM_COPY( t[n - 1], org_bytes + cur_offset, t[n] - t[n - 1] );
+ t[n][0] = '\0';
+ t[n] += 1;
+ extra++;
+ }
+ }
+
+ cur_offset = next_offset;
}
*table = t;
+
+ if ( pool )
+ *pool = new_bytes;
}
Exit:
@@ -526,10 +566,12 @@
}
+ /* get an entry from Name INDEX */
FT_LOCAL_DEF( FT_String* )
- cff_index_get_name( CFF_Index idx,
- FT_UInt element )
+ cff_index_get_name( CFF_Font font,
+ FT_UInt element )
{
+ CFF_Index idx = &font->name_index;
FT_Memory memory = idx->stream->memory;
FT_Byte* bytes;
FT_ULong byte_len;
@@ -553,42 +595,35 @@
}
+ /* get an entry from String INDEX */
FT_LOCAL_DEF( FT_String* )
- cff_index_get_sid_string( CFF_Index idx,
- FT_UInt sid,
- FT_Service_PsCMaps psnames )
+ cff_index_get_string( CFF_Font font,
+ FT_UInt element )
+ {
+ return ( element < font->num_strings )
+ ? (FT_String*)font->strings[element]
+ : NULL;
+ }
+
+
+ FT_LOCAL_DEF( FT_String* )
+ cff_index_get_sid_string( CFF_Font font,
+ FT_UInt sid )
{
/* value 0xFFFFU indicates a missing dictionary entry */
if ( sid == 0xFFFFU )
- return 0;
+ return NULL;
/* if it is not a standard string, return it */
if ( sid > 390 )
- return cff_index_get_name( idx, sid - 391 );
+ return cff_index_get_string( font, sid - 391 );
/* CID-keyed CFF fonts don't have glyph names */
- if ( !psnames )
- return 0;
-
- /* that's a standard string, fetch a copy from the PSName module */
- {
- FT_String* name = 0;
- const char* adobe_name = psnames->adobe_std_strings( sid );
-
-
- if ( adobe_name )
- {
- FT_Memory memory = idx->stream->memory;
- FT_Error error;
-
-
- (void)FT_STRDUP( name, adobe_name );
-
- FT_UNUSED( error );
- }
+ if ( !font->psnames )
+ return NULL;
- return name;
- }
+ /* this is a standard string */
+ return (FT_String *)font->psnames->adobe_std_strings( sid );
}
@@ -734,7 +769,7 @@
FT_UInt num_glyphs,
FT_Memory memory )
{
- FT_Error error = FT_Err_Ok;
+ FT_Error error = CFF_Err_Ok;
FT_UInt i;
FT_Long j;
FT_UShort max_cid = 0;
@@ -894,14 +929,16 @@
/* check whether the range contains at least one valid glyph; */
/* the constant is given in the CFF specification */
- if ( glyph_sid >= 65000L ) {
+ if ( glyph_sid >= 65000L )
+ {
FT_ERROR(( "cff_charset_load: invalid SID range\n" ));
error = CFF_Err_Invalid_File_Format;
goto Exit;
}
/* try to rescue some of the SIDs if `nleft' is too large */
- if ( nleft > 65000L - 1L || glyph_sid >= 65000L - nleft ) {
+ if ( nleft > 65000L - 1L || glyph_sid >= 65000L - nleft )
+ {
FT_ERROR(( "cff_charset_load: invalid SID range trimmed\n" ));
nleft = ( FT_UInt )( 65000L - 1L - glyph_sid );
}
@@ -1361,9 +1398,8 @@
if ( error )
goto Exit;
- font->num_local_subrs = font->local_subrs_index.count;
error = cff_index_get_pointers( &font->local_subrs_index,
- &font->local_subrs );
+ &font->local_subrs, NULL );
if ( error )
goto Exit;
}
@@ -1409,9 +1445,11 @@
FT_Memory memory = stream->memory;
FT_ULong base_offset;
CFF_FontRecDict dict;
+ CFF_IndexRec string_index;
FT_ZERO( font );
+ FT_ZERO( &string_index );
font->stream = stream;
font->memory = memory;
@@ -1438,15 +1476,20 @@
/* read the name, top dict, string and global subrs index */
if ( FT_SET_ERROR( cff_index_init( &font->name_index,
- stream, 0 ) ) ||
+ stream, 0 ) ) ||
FT_SET_ERROR( cff_index_init( &font->font_dict_index,
- stream, 0 ) ) ||
- FT_SET_ERROR( cff_index_init( &font->string_index,
- stream, 0 ) ) ||
+ stream, 0 ) ) ||
+ FT_SET_ERROR( cff_index_init( &string_index,
+ stream, 1 ) ) ||
FT_SET_ERROR( cff_index_init( &font->global_subrs_index,
- stream, 1 ) ) )
+ stream, 1 ) ) ||
+ FT_SET_ERROR( cff_index_get_pointers( &string_index,
+ &font->strings,
+ &font->string_pool ) ) )
goto Exit;
+ font->num_strings = string_index.count;
+
/* well, we don't really forget the `disabled' fonts... */
font->num_faces = font->name_index.count;
if ( face_index >= (FT_Int)font->num_faces )
@@ -1542,12 +1585,10 @@
goto Exit;
}
- /* explicit the global subrs */
- font->num_global_subrs = font->global_subrs_index.count;
- font->num_glyphs = font->charstrings_index.count;
+ font->num_glyphs = font->charstrings_index.count;
error = cff_index_get_pointers( &font->global_subrs_index,
- &font->global_subrs ) ;
+ &font->global_subrs, NULL );
if ( error )
goto Exit;
@@ -1579,9 +1620,11 @@
/* get the font name (/CIDFontName for CID-keyed fonts, */
/* /FontName otherwise) */
- font->font_name = cff_index_get_name( &font->name_index, face_index );
+ font->font_name = cff_index_get_name( font, face_index );
Exit:
+ cff_index_done( &string_index );
+
return error;
}
@@ -1594,7 +1637,6 @@
cff_index_done( &font->global_subrs_index );
- cff_index_done( &font->string_index );
cff_index_done( &font->font_dict_index );
cff_index_done( &font->name_index );
cff_index_done( &font->charstrings_index );
@@ -1617,21 +1659,12 @@
CFF_Done_FD_Select( &font->fd_select, font->stream );
- if (font->font_info != NULL)
- {
- FT_FREE( font->font_info->version );
- FT_FREE( font->font_info->notice );
- FT_FREE( font->font_info->full_name );
- FT_FREE( font->font_info->family_name );
- FT_FREE( font->font_info->weight );
- FT_FREE( font->font_info );
- }
-
- FT_FREE( font->registry );
- FT_FREE( font->ordering );
+ FT_FREE( font->font_info );
- FT_FREE( font->global_subrs );
FT_FREE( font->font_name );
+ FT_FREE( font->global_subrs );
+ FT_FREE( font->strings );
+ FT_FREE( font->string_pool );
}
diff --git a/src/cff/cffload.h b/src/cff/cffload.h
index 2b313ac..c755de9 100644
--- a/src/cff/cffload.h
+++ b/src/cff/cffload.h
@@ -4,7 +4,7 @@
/* */
/* OpenType & CFF data/program tables loader (specification). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2007, 2008 by */
+/* Copyright 1996-2001, 2002, 2003, 2007, 2008, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -22,7 +22,6 @@
#include <ft2build.h>
#include "cfftypes.h"
-#include FT_SERVICE_POSTSCRIPT_CMAPS_H
FT_BEGIN_HEADER
@@ -32,13 +31,12 @@ FT_BEGIN_HEADER
FT_LOCAL( FT_String* )
- cff_index_get_name( CFF_Index idx,
- FT_UInt element );
+ cff_index_get_string( CFF_Font font,
+ FT_UInt element );
FT_LOCAL( FT_String* )
- cff_index_get_sid_string( CFF_Index idx,
- FT_UInt sid,
- FT_Service_PsCMaps psnames );
+ cff_index_get_sid_string( CFF_Font font,
+ FT_UInt sid );
FT_LOCAL( FT_Error )
@@ -51,6 +49,10 @@ FT_BEGIN_HEADER
cff_index_forget_element( CFF_Index idx,
FT_Byte** pbytes );
+ FT_LOCAL( FT_String* )
+ cff_index_get_name( CFF_Font font,
+ FT_UInt element );
+
FT_LOCAL( FT_UInt )
cff_charset_cid_to_gindex( CFF_Charset charset,
diff --git a/src/cff/cffobjs.c b/src/cff/cffobjs.c
index bd56c4b..f8b07c3 100644
--- a/src/cff/cffobjs.c
+++ b/src/cff/cffobjs.c
@@ -4,7 +4,8 @@
/* */
/* OpenType objects manager (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -24,8 +25,6 @@
#include FT_TRUETYPE_IDS_H
#include FT_TRUETYPE_TAGS_H
#include FT_INTERNAL_SFNT_H
-#include FT_SERVICE_POSTSCRIPT_CMAPS_H
-#include FT_INTERNAL_POSTSCRIPT_HINTS_H
#include "cffobjs.h"
#include "cffload.h"
#include "cffcmap.h"
@@ -58,7 +57,7 @@
{
CFF_Face face = (CFF_Face)size->root.face;
CFF_Font font = (CFF_Font)face->extra.data;
- PSHinter_Service pshinter = (PSHinter_Service)font->pshinter;
+ PSHinter_Service pshinter = font->pshinter;
FT_Module module;
@@ -349,7 +348,7 @@
{
CFF_Face face = (CFF_Face)slot->face;
CFF_Font font = (CFF_Font)face->extra.data;
- PSHinter_Service pshinter = (PSHinter_Service)font->pshinter;
+ PSHinter_Service pshinter = font->pshinter;
if ( pshinter )
@@ -395,6 +394,41 @@
}
+ /* Strip all subset prefixes of the form `ABCDEF+'. Usually, there */
+ /* is only one, but font names like `APCOOG+JFABTD+FuturaBQ-Bold' */
+ /* have been seen in the wild. */
+
+ static void
+ remove_subset_prefix( FT_String* name )
+ {
+ FT_Int32 idx = 0;
+ FT_Int32 length = strlen( name ) + 1;
+ FT_Bool continue_search = 1;
+
+
+ while ( continue_search )
+ {
+ if ( length >= 7 && name[6] == '+' )
+ {
+ for ( idx = 0; idx < 6; idx++ )
+ {
+ /* ASCII uppercase letters */
+ if ( !( 'A' <= name[idx] && name[idx] <= 'Z' ) )
+ continue_search = 0;
+ }
+
+ if ( continue_search )
+ {
+ for ( idx = 7; idx < length; idx++ )
+ name[idx - 7] = name[idx];
+ }
+ }
+ else
+ continue_search = 0;
+ }
+ }
+
+
FT_LOCAL_DEF( FT_Error )
cff_face_init( FT_Stream stream,
FT_Face cffface, /* CFF_Face */
@@ -412,14 +446,6 @@
FT_Library library = cffface->driver->root.library;
-#if 0
- FT_FACE_FIND_GLOBAL_SERVICE( face, sfnt, SFNT );
- FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_NAMES );
- FT_FACE_FIND_GLOBAL_SERVICE( face, pshinter, POSTSCRIPT_HINTER );
-
- if ( !sfnt )
- goto Bad_Format;
-#else
sfnt = (SFNT_Service)FT_Get_Module_Interface(
library, "sfnt" );
if ( !sfnt )
@@ -429,7 +455,6 @@
pshinter = (PSHinter_Service)FT_Get_Module_Interface(
library, "pshinter" );
-#endif
/* create input stream from resource */
if ( FT_STREAM_SEEK( 0 ) )
@@ -514,7 +539,7 @@
goto Exit;
cff->pshinter = pshinter;
- cff->psnames = (void*)psnames;
+ cff->psnames = psnames;
cffface->face_index = face_index;
@@ -678,24 +703,22 @@
(FT_Short)( dict->underline_thickness >> 16 );
/* retrieve font family & style name */
- cffface->family_name = cff_index_get_name( &cff->name_index,
- face_index );
-
+ cffface->family_name = cff_index_get_name( cff, face_index );
if ( cffface->family_name )
{
- char* full = cff_index_get_sid_string( &cff->string_index,
- dict->full_name,
- psnames );
+ char* full = cff_index_get_sid_string( cff,
+ dict->full_name );
char* fullp = full;
char* family = cffface->family_name;
- char* family_name = 0;
+ char* family_name = NULL;
+ remove_subset_prefix( cffface->family_name );
+
if ( dict->family_name )
{
- family_name = cff_index_get_sid_string( &cff->string_index,
- dict->family_name,
- psnames);
+ family_name = cff_index_get_sid_string( cff,
+ dict->family_name );
if ( family_name )
family = family_name;
}
@@ -738,23 +761,18 @@
}
break;
}
-
- if ( family_name )
- FT_FREE( family_name );
- FT_FREE( full );
}
}
else
{
char *cid_font_name =
- cff_index_get_sid_string( &cff->string_index,
- dict->cid_font_name,
- psnames );
+ cff_index_get_sid_string( cff,
+ dict->cid_font_name );
/* do we have a `/FontName' for a CID-keyed font? */
if ( cid_font_name )
- cffface->family_name = cid_font_name;
+ cffface->family_name = cff_strcpy( memory, cid_font_name );
}
if ( style_name )
@@ -797,16 +815,14 @@
flags |= FT_STYLE_FLAG_ITALIC;
{
- char *weight = cff_index_get_sid_string( &cff->string_index,
- dict->weight,
- psnames );
+ char *weight = cff_index_get_sid_string( cff,
+ dict->weight );
if ( weight )
if ( !ft_strcmp( weight, "Bold" ) ||
!ft_strcmp( weight, "Black" ) )
flags |= FT_STYLE_FLAG_BOLD;
- FT_FREE( weight );
}
/* double check */
@@ -849,13 +865,14 @@
{
cmap = cffface->charmaps[nn];
- /* Windows Unicode (3,1)? */
- if ( cmap->platform_id == 3 && cmap->encoding_id == 1 )
+ /* Windows Unicode? */
+ if ( cmap->platform_id == TT_PLATFORM_MICROSOFT &&
+ cmap->encoding_id == TT_MS_ID_UNICODE_CS )
goto Skip_Unicode;
- /* Deprecated Unicode platform id? */
- if ( cmap->platform_id == 0 )
- goto Skip_Unicode; /* Standard Unicode (deprecated) */
+ /* Apple Unicode platform id? */
+ if ( cmap->platform_id == TT_PLATFORM_APPLE_UNICODE )
+ goto Skip_Unicode; /* Apple Unicode */
}
/* since CID-keyed fonts don't contain glyph names, we can't */
@@ -863,28 +880,51 @@
if ( pure_cff && cff->top_font.font_dict.cid_registry != 0xFFFFU )
goto Exit;
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( nn + 1 > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "cff_face_init: no Unicode cmap is found, "
+ "and too many subtables (%d) to add synthesized cmap\n",
+ nn ));
+ goto Exit;
+ }
+#endif
+
/* we didn't find a Unicode charmap -- synthesize one */
cmaprec.face = cffface;
- cmaprec.platform_id = 3;
- cmaprec.encoding_id = 1;
+ cmaprec.platform_id = TT_PLATFORM_MICROSOFT;
+ cmaprec.encoding_id = TT_MS_ID_UNICODE_CS;
cmaprec.encoding = FT_ENCODING_UNICODE;
nn = (FT_UInt)cffface->num_charmaps;
- FT_CMap_New( &FT_CFF_CMAP_UNICODE_CLASS_REC_GET, NULL, &cmaprec, NULL );
+ error = FT_CMap_New( &FT_CFF_CMAP_UNICODE_CLASS_REC_GET, NULL,
+ &cmaprec, NULL );
+ if ( error && FT_Err_No_Unicode_Glyph_Name != error )
+ goto Exit;
+ error = FT_Err_Ok;
/* if no Unicode charmap was previously selected, select this one */
if ( cffface->charmap == NULL && nn != (FT_UInt)cffface->num_charmaps )
cffface->charmap = cffface->charmaps[nn];
Skip_Unicode:
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( nn > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "cff_face_init: Unicode cmap is found, "
+ "but too many preceding subtables (%d) to access\n",
+ nn - 1 ));
+ goto Exit;
+ }
+#endif
if ( encoding->count > 0 )
{
FT_CMap_Class clazz;
cmaprec.face = cffface;
- cmaprec.platform_id = 7; /* Adobe platform id */
+ cmaprec.platform_id = TT_PLATFORM_ADOBE; /* Adobe platform id */
if ( encoding->offset == 0 )
{
@@ -905,7 +945,7 @@
clazz = &FT_CFF_CMAP_ENCODING_CLASS_REC_GET;
}
- FT_CMap_New( clazz, NULL, &cmaprec, NULL );
+ error = FT_CMap_New( clazz, NULL, &cmaprec, NULL );
}
}
}
diff --git a/src/cff/cffparse.c b/src/cff/cffparse.c
index 01266a1..0d11a72 100644
--- a/src/cff/cffparse.c
+++ b/src/cff/cffparse.c
@@ -4,7 +4,7 @@
/* */
/* CFF token stream parser (body) */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -137,26 +137,23 @@
FT_UInt nib;
FT_UInt phase;
- FT_Long result, number, rest, exponent;
+ FT_Long result, number, exponent;
FT_Int sign = 0, exponent_sign = 0;
FT_Long exponent_add, integer_length, fraction_length;
if ( scaling )
- *scaling = 0;
+ *scaling = 0;
result = 0;
number = 0;
- rest = 0;
exponent = 0;
exponent_add = 0;
integer_length = 0;
fraction_length = 0;
- FT_UNUSED( rest );
-
/* First of all, read the integer part. */
phase = 4;
@@ -332,11 +329,19 @@
goto Exit;
/* Remove non-significant digits. */
- if ( integer_length < 0 ) {
+ if ( integer_length < 0 )
+ {
number /= power_tens[-integer_length];
fraction_length += integer_length;
}
+ /* this can only happen if exponent was non-zero */
+ if ( fraction_length == 10 )
+ {
+ number /= 10;
+ fraction_length -= 1;
+ }
+
/* Convert into 16.16 format. */
if ( fraction_length > 0 )
{
@@ -702,7 +707,7 @@
clazz[i].count_offset = 0;
*output_class = clazz;
- return FT_Err_Ok;
+ return CFF_Err_Ok;
}
diff --git a/src/cff/cffpic.c b/src/cff/cffpic.c
index 568956d..5d01bd4 100644
--- a/src/cff/cffpic.c
+++ b/src/cff/cffpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for cff module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -59,18 +59,20 @@
}
}
+
FT_Error
- cff_driver_class_pic_init( FT_Library library )
+ cff_driver_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- CffModulePIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = CFF_Err_Ok;
+ CffModulePIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
return error;
- FT_MEM_SET( container, 0, sizeof(*container) );
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
pic_container->cff = container;
/* initialize pointer table - this is how the module usually expects this data */
diff --git a/src/cff/cfftypes.h b/src/cff/cfftypes.h
index df92e9a..d405357 100644
--- a/src/cff/cfftypes.h
+++ b/src/cff/cfftypes.h
@@ -5,7 +5,7 @@
/* Basic OpenType/CFF type definitions and interface (specification */
/* only). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2006, 2007, 2008 by */
+/* Copyright 1996-2001, 2002, 2003, 2006, 2007, 2008, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -24,6 +24,9 @@
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_TYPE1_TABLES_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
FT_BEGIN_HEADER
@@ -204,8 +207,7 @@ FT_BEGIN_HEADER
CFF_PrivateRec private_dict;
CFF_IndexRec local_subrs_index;
- FT_UInt num_local_subrs;
- FT_Byte** local_subrs;
+ FT_Byte** local_subrs; /* array of pointers into Local Subrs INDEX data */
} CFF_SubFontRec, *CFF_SubFont;
@@ -229,7 +231,6 @@ FT_BEGIN_HEADER
CFF_IndexRec name_index;
CFF_IndexRec top_dict_index;
- CFF_IndexRec string_index;
CFF_IndexRec global_subrs_index;
CFF_EncodingRec encoding;
@@ -241,9 +242,15 @@ FT_BEGIN_HEADER
CFF_IndexRec local_subrs_index;
FT_String* font_name;
- FT_UInt num_global_subrs;
+
+ /* array of pointers into Global Subrs INDEX data */
FT_Byte** global_subrs;
+ /* array of pointers into String INDEX data stored at string_pool */
+ FT_UInt num_strings;
+ FT_Byte** strings;
+ FT_Byte* string_pool;
+
CFF_SubFontRec top_font;
FT_UInt num_subfonts;
CFF_SubFont subfonts[CFF_MAX_CID_FONTS];
@@ -251,10 +258,10 @@ FT_BEGIN_HEADER
CFF_FDSelectRec fd_select;
/* interface to PostScript hinter */
- void* pshinter;
+ PSHinter_Service pshinter;
/* interface to Postscript Names service */
- void* psnames;
+ FT_Service_PsCMaps psnames;
/* since version 2.3.0 */
PS_FontInfoRec* font_info; /* font info dictionary */
diff --git a/src/psaux/afmparse.c b/src/psaux/afmparse.c
index 91a17e2..d7de373 100644
--- a/src/psaux/afmparse.c
+++ b/src/psaux/afmparse.c
@@ -4,7 +4,7 @@
/* */
/* AFM parser (body). */
/* */
-/* Copyright 2006, 2007, 2008, 2009 by */
+/* Copyright 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -527,7 +527,7 @@
FT_Byte* base,
FT_Byte* limit )
{
- AFM_Stream stream;
+ AFM_Stream stream = NULL;
FT_Error error;
diff --git a/src/psaux/afmparse.h b/src/psaux/afmparse.h
index de2a530..35d9604 100644
--- a/src/psaux/afmparse.h
+++ b/src/psaux/afmparse.h
@@ -56,7 +56,8 @@ FT_BEGIN_HEADER
typedef struct AFM_ValueRec_
{
enum AFM_ValueType_ type;
- union {
+ union
+ {
char* s;
FT_Fixed f;
FT_Int i;
diff --git a/src/psaux/psobjs.c b/src/psaux/psobjs.c
index fe8398a..45c7419 100644
--- a/src/psaux/psobjs.c
+++ b/src/psaux/psobjs.c
@@ -4,7 +4,8 @@
/* */
/* Auxiliary functions for PostScript fonts (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -1588,6 +1589,13 @@
FT_Error error;
+ /* this might happen in invalid fonts */
+ if ( !outline )
+ {
+ FT_ERROR(( "t1_builder_add_contour: no outline to add points to\n" ));
+ return PSaux_Err_Invalid_File_Format;
+ }
+
if ( !builder->load_points )
{
outline->n_contours++;
@@ -1621,7 +1629,7 @@
if ( builder->parse_state == T1_Parse_Have_Path )
error = PSaux_Err_Ok;
- else if ( builder->parse_state == T1_Parse_Have_Moveto )
+ else
{
builder->parse_state = T1_Parse_Have_Path;
error = t1_builder_add_contour( builder );
diff --git a/src/psaux/t1decode.c b/src/psaux/t1decode.c
index 31554ff..babf3ba 100644
--- a/src/psaux/t1decode.c
+++ b/src/psaux/t1decode.c
@@ -777,6 +777,8 @@
}
/* the two `results' are popped by the following setcurrentpoint */
+ top[0] = x;
+ top[1] = y;
known_othersubr_result_cnt = 2;
break;
@@ -1480,8 +1482,12 @@
goto Syntax_Error;
}
else
+ ...
#endif
- decoder->flex_state = 0;
+
+ x = top[0];
+ y = top[1];
+ decoder->flex_state = 0;
break;
case op_unknown15:
diff --git a/src/pshinter/pshalgo.c b/src/pshinter/pshalgo.c
index 417dcee..4b08785 100644
--- a/src/pshinter/pshalgo.c
+++ b/src/pshinter/pshalgo.c
@@ -4,7 +4,8 @@
/* */
/* PostScript hinting algorithm (body). */
/* */
-/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 */
+/* by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used */
@@ -1690,7 +1691,10 @@
/* process secondary hints to `selected' points */
if ( num_masks > 1 && glyph->num_points > 0 )
{
- first = mask->end_point;
+ /* the `endchar' op can reduce the number of points */
+ first = mask->end_point > glyph->num_points
+ ? glyph->num_points
+ : mask->end_point;
mask++;
for ( ; num_masks > 1; num_masks--, mask++ )
{
@@ -1698,7 +1702,9 @@
FT_Int count;
- next = mask->end_point;
+ next = mask->end_point > glyph->num_points
+ ? glyph->num_points
+ : mask->end_point;
count = next - first;
if ( count > 0 )
{
diff --git a/src/pshinter/pshglob.c b/src/pshinter/pshglob.c
index 8a69aa1..31231ad 100644
--- a/src/pshinter/pshglob.c
+++ b/src/pshinter/pshglob.c
@@ -5,7 +5,7 @@
/* PostScript hinter global hinting management (body). */
/* Inspired by the new auto-hinter module. */
/* */
-/* Copyright 2001, 2002, 2003, 2004, 2006 by */
+/* Copyright 2001, 2002, 2003, 2004, 2006, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used */
@@ -624,7 +624,7 @@
T1_Private* priv,
PSH_Globals *aglobals )
{
- PSH_Globals globals;
+ PSH_Globals globals = NULL;
FT_Error error;
diff --git a/src/pshinter/pshpic.c b/src/pshinter/pshpic.c
index 51a0879..5efb422 100644
--- a/src/pshinter/pshpic.c
+++ b/src/pshinter/pshpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for pshinter module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -38,18 +38,20 @@
}
}
+
FT_Error
- pshinter_module_class_pic_init( FT_Library library )
+ pshinter_module_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- PSHinterPIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = PSH_Err_Ok;
+ PSHinterPIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
return error;
- FT_MEM_SET( container, 0, sizeof(*container) );
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
pic_container->pshinter = container;
/* add call to initialization function when you add new scripts */
diff --git a/src/psnames/psmodule.c b/src/psnames/psmodule.c
index 00b363f..7528696 100644
--- a/src/psnames/psmodule.c
+++ b/src/psnames/psmodule.c
@@ -366,11 +366,13 @@
if ( count == 0 )
{
+ /* No unicode chars here! */
FT_FREE( table->maps );
if ( !error )
- error = PSnames_Err_Invalid_Argument; /* No unicode chars here! */
+ error = PSnames_Err_No_Unicode_Glyph_Name;
}
- else {
+ else
+ {
/* Reallocate if the number of used entries is much smaller. */
if ( count < num_glyphs / 2 )
{
diff --git a/src/psnames/pspic.c b/src/psnames/pspic.c
index ed7dadd..b9075d5 100644
--- a/src/psnames/pspic.c
+++ b/src/psnames/pspic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for psnames module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -44,13 +44,15 @@
}
}
+
FT_Error
- psnames_module_class_pic_init( FT_Library library )
+ psnames_module_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- PSModulePIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = PSnames_Err_Ok;
+ PSModulePIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
diff --git a/src/raster/ftmisc.h b/src/raster/ftmisc.h
index f04b540..7773924 100644
--- a/src/raster/ftmisc.h
+++ b/src/raster/ftmisc.h
@@ -5,7 +5,7 @@
/* Miscellaneous macros for stand-alone rasterizer (specification */
/* only). */
/* */
-/* Copyright 2005, 2009 by */
+/* Copyright 2005, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used */
@@ -27,6 +27,7 @@
#ifndef __FTMISC_H__
#define __FTMISC_H__
+
/* memset */
#include FT_CONFIG_STANDARD_LIBRARY_H
@@ -35,6 +36,7 @@
#define FT_LOCAL_DEF( x ) static x
+
/* from include/freetype2/fttypes.h */
typedef unsigned char FT_Byte;
@@ -77,12 +79,22 @@
} FT_MemoryRec;
+
/* from src/ftcalc.c */
-#include <inttypes.h>
+#if ( defined _WIN32 || defined _WIN64 )
+
+ typedef __int64 FT_Int64;
+
+#else
+
+#include "inttypes.h"
typedef int64_t FT_Int64;
+#endif
+
+
static FT_Long
FT_MulDiv( FT_Long a,
FT_Long b,
diff --git a/src/raster/ftraster.c b/src/raster/ftraster.c
index 23ad592..ce6fdfe 100644
--- a/src/raster/ftraster.c
+++ b/src/raster/ftraster.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType glyph rasterizer (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2005, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2005, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -1122,13 +1122,13 @@
if ( Dx > 0 )
{
- Ix = ( ras.precision * Dx ) / Dy;
+ Ix = SMulDiv( ras.precision, Dx, Dy);
Rx = ( ras.precision * Dx ) % Dy;
Dx = 1;
}
else
{
- Ix = -( ( ras.precision * -Dx ) / Dy );
+ Ix = SMulDiv( ras.precision, -Dx, Dy) * -1;
Rx = ( ras.precision * -Dx ) % Dy;
Dx = -1;
}
@@ -1931,18 +1931,21 @@
y1 = SCALED( point[-2].y );
x2 = SCALED( point[-1].x );
y2 = SCALED( point[-1].y );
- x3 = SCALED( point[ 0].x );
- y3 = SCALED( point[ 0].y );
if ( flipped )
{
SWAP_( x1, y1 );
SWAP_( x2, y2 );
- SWAP_( x3, y3 );
}
if ( point <= limit )
{
+ x3 = SCALED( point[0].x );
+ y3 = SCALED( point[0].y );
+
+ if ( flipped )
+ SWAP_( x3, y3 );
+
if ( Cubic_To( RAS_VARS x1, y1, x2, y2, x3, y3 ) )
goto Fail;
continue;
@@ -2495,7 +2498,7 @@
PByte p;
- p = bits - e1*ras.target.pitch;
+ p = bits - e1 * ras.target.pitch;
if ( ras.target.pitch > 0 )
p += ( ras.target.rows - 1 ) * ras.target.pitch;
@@ -3400,7 +3403,7 @@
}
-#else /* _STANDALONE_ */
+#else /* !_STANDALONE_ */
static int
@@ -3408,7 +3411,7 @@
PRaster *araster )
{
FT_Error error;
- PRaster raster;
+ PRaster raster = NULL;
*araster = 0;
@@ -3432,7 +3435,7 @@
}
-#endif /* _STANDALONE_ */
+#endif /* !_STANDALONE_ */
static void
@@ -3447,9 +3450,8 @@
PWorker worker = (PWorker)pool_base;
- raster->buffer = pool_base + ( (sizeof ( *worker ) + 7 ) & ~7 );
- raster->buffer_size = ( ( pool_base + pool_size ) -
- (char*)raster->buffer ) / sizeof ( Long );
+ raster->buffer = pool_base + ( ( sizeof ( *worker ) + 7 ) & ~7 );
+ raster->buffer_size = pool_base + pool_size - (char*)raster->buffer;
raster->worker = worker;
}
else
diff --git a/src/raster/rastpic.c b/src/raster/rastpic.c
index 3c26487..e31c549 100644
--- a/src/raster/rastpic.c
+++ b/src/raster/rastpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for raster module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -43,16 +43,17 @@
FT_Error
- ft_raster1_renderer_class_pic_init( FT_Library library )
+ ft_raster1_renderer_class_pic_init( FT_Library library )
{
FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- RasterPIC* container;
- FT_Memory memory = library->memory;
+ FT_Error error = Raster_Err_Ok;
+ RasterPIC* container;
+ FT_Memory memory = library->memory;
+
/* since this function also serve raster5 renderer,
it implements reference counting */
- if(pic_container->raster)
+ if ( pic_container->raster )
{
((RasterPIC*)pic_container->raster)->ref_count++;
return error;
diff --git a/src/sfnt/sfdriver.c b/src/sfnt/sfdriver.c
index 1097efb..b74679b 100644
--- a/src/sfnt/sfdriver.c
+++ b/src/sfnt/sfdriver.c
@@ -4,7 +4,7 @@
/* */
/* High-level SFNT driver interface (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -362,7 +362,7 @@
*acharset_registry = registry.u.atom;
}
else
- error = FT_Err_Invalid_Argument;
+ error = SFNT_Err_Invalid_Argument;
}
}
@@ -436,7 +436,7 @@
FT_UNUSED( face_index );
FT_UNUSED( header );
- return FT_Err_Unimplemented_Feature;
+ return SFNT_Err_Unimplemented_Feature;
}
@@ -449,7 +449,7 @@
FT_UNUSED( stream );
FT_UNUSED( header );
- return FT_Err_Unimplemented_Feature;
+ return SFNT_Err_Unimplemented_Feature;
}
@@ -460,7 +460,7 @@
FT_UNUSED( face );
FT_UNUSED( stream );
- return FT_Err_Unimplemented_Feature;
+ return SFNT_Err_Unimplemented_Feature;
}
@@ -513,7 +513,7 @@
* is only there for some rogue clients which would want to call it
* directly (which doesn't make much sense).
*/
- return FT_Err_Unimplemented_Feature;
+ return SFNT_Err_Unimplemented_Feature;
}
@@ -534,7 +534,7 @@
FT_UNUSED( cmap );
FT_UNUSED( input );
- return FT_Err_Unimplemented_Feature;
+ return SFNT_Err_Unimplemented_Feature;
}
@@ -545,7 +545,7 @@
FT_UNUSED( face );
FT_UNUSED( cmap );
- return 0;
+ return SFNT_Err_Ok;
}
#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
diff --git a/src/sfnt/sfntpic.c b/src/sfnt/sfntpic.c
index fd3cf4e..53aca17 100644
--- a/src/sfnt/sfntpic.c
+++ b/src/sfnt/sfntpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for sfnt module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -60,15 +60,16 @@
FT_Error
sfnt_module_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- sfntModulePIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = SFNT_Err_Ok;
+ sfntModulePIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )
return error;
- FT_MEM_SET( container, 0, sizeof(*container) );
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
pic_container->sfnt = container;
/* initialize pointer table - this is how the module usually expects this data */
diff --git a/src/sfnt/sfobjs.c b/src/sfnt/sfobjs.c
index b74b1a9..6e35e2d 100644
--- a/src/sfnt/sfobjs.c
+++ b/src/sfnt/sfobjs.c
@@ -4,7 +4,7 @@
/* */
/* SFNT object management (base). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -50,9 +50,9 @@
tt_name_entry_ascii_from_utf16( TT_NameEntry entry,
FT_Memory memory )
{
- FT_String* string;
+ FT_String* string = NULL;
FT_UInt len, code, n;
- FT_Byte* read = (FT_Byte*)entry->string;
+ FT_Byte* read = (FT_Byte*)entry->string;
FT_Error error;
@@ -81,9 +81,9 @@
tt_name_entry_ascii_from_other( TT_NameEntry entry,
FT_Memory memory )
{
- FT_String* string;
+ FT_String* string = NULL;
FT_UInt len, code, n;
- FT_Byte* read = (FT_Byte*)entry->string;
+ FT_Byte* read = (FT_Byte*)entry->string;
FT_Error error;
@@ -160,7 +160,7 @@
/* According to the OpenType 1.3 specification, only Microsoft or */
/* Apple platform IDs might be used in the `name' table. The */
/* `Unicode' platform is reserved for the `cmap' table, and the */
- /* `Iso' one is deprecated. */
+ /* `ISO' one is deprecated. */
/* */
/* However, the Apple TrueType specification doesn't say the same */
/* thing and goes to suggest that all Unicode `name' table entries */
diff --git a/src/sfnt/ttbdf.c b/src/sfnt/ttbdf.c
index 206cece..18845c3 100644
--- a/src/sfnt/ttbdf.c
+++ b/src/sfnt/ttbdf.c
@@ -4,7 +4,7 @@
/* */
/* TrueType and OpenType embedded BDF properties (body). */
/* */
-/* Copyright 2005, 2006 by */
+/* Copyright 2005, 2006, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -74,7 +74,7 @@
length < 8 ||
FT_FRAME_EXTRACT( length, bdf->table ) )
{
- error = FT_Err_Invalid_Table;
+ error = SFNT_Err_Invalid_Table;
goto Exit;
}
@@ -131,7 +131,7 @@
BadTable:
FT_FRAME_RELEASE( bdf->table );
FT_ZERO( bdf );
- error = FT_Err_Invalid_Table;
+ error = SFNT_Err_Invalid_Table;
goto Exit;
}
@@ -143,7 +143,7 @@
{
TT_BDF bdf = &face->bdf;
FT_Size size = FT_FACE(face)->size;
- FT_Error error = 0;
+ FT_Error error = SFNT_Err_Ok;
FT_Byte* p;
FT_UInt count;
FT_Byte* strike;
@@ -163,7 +163,7 @@
p = bdf->table + 8;
strike = p + 4 * count;
- error = FT_Err_Invalid_Argument;
+ error = SFNT_Err_Invalid_Argument;
if ( size == NULL || property_name == NULL )
goto Exit;
@@ -215,7 +215,7 @@
{
aprop->type = BDF_PROPERTY_TYPE_ATOM;
aprop->u.atom = (const char*)bdf->strings + value;
- error = 0;
+ error = SFNT_Err_Ok;
goto Exit;
}
break;
@@ -223,13 +223,13 @@
case 0x02:
aprop->type = BDF_PROPERTY_TYPE_INTEGER;
aprop->u.integer = (FT_Int32)value;
- error = 0;
+ error = SFNT_Err_Ok;
goto Exit;
case 0x03:
aprop->type = BDF_PROPERTY_TYPE_CARDINAL;
aprop->u.cardinal = value;
- error = 0;
+ error = SFNT_Err_Ok;
goto Exit;
default:
diff --git a/src/sfnt/ttcmap.c b/src/sfnt/ttcmap.c
index b283f6d..544750a 100644
--- a/src/sfnt/ttcmap.c
+++ b/src/sfnt/ttcmap.c
@@ -4,7 +4,7 @@
/* */
/* TrueType character mapping table (cmap) support (body). */
/* */
-/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -2689,7 +2689,7 @@
FT_Memory memory )
{
FT_UInt32 old_max = cmap->max_results;
- FT_Error error = 0;
+ FT_Error error = SFNT_Err_Ok;
if ( num_results > cmap->max_results )
@@ -2787,7 +2787,8 @@
}
/* and the non-default table (these glyphs are specified here) */
- if ( nondefOff != 0 ) {
+ if ( nondefOff != 0 )
+ {
FT_Byte* ndp = table + nondefOff;
FT_ULong numMappings = TT_NEXT_ULONG( ndp );
FT_ULong i, lastUni = 0;
@@ -3375,7 +3376,7 @@
clazz[i] = NULL;
*output_class = clazz;
- return FT_Err_Ok;
+ return SFNT_Err_Ok;
}
#endif /*FT_CONFIG_OPTION_PIC*/
@@ -3391,11 +3392,12 @@
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);
+ FT_Library library = FT_FACE_LIBRARY( face );
+
+ FT_UNUSED( library );
- if ( p + 4 > limit )
+ if ( !p || p + 4 > limit )
return SFNT_Err_Invalid_Table;
/* only recognize format 0 */
@@ -3409,6 +3411,12 @@
}
num_cmaps = TT_NEXT_USHORT( p );
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( num_cmaps > FT_MAX_CHARMAP_CACHEABLE )
+ FT_ERROR(( "tt_face_build_cmaps: too many cmap subtables(%d) "
+ "subtable#%d and later are loaded but cannot be searched\n",
+ num_cmaps, FT_MAX_CHARMAP_CACHEABLE + 1 ));
+#endif
for ( ; num_cmaps > 0 && p + 8 <= limit; num_cmaps-- )
{
diff --git a/src/sfnt/ttkern.c b/src/sfnt/ttkern.c
index c154080..4688898 100644
--- a/src/sfnt/ttkern.c
+++ b/src/sfnt/ttkern.c
@@ -5,7 +5,7 @@
/* Load the basic TrueType kerning table. This doesn't handle */
/* kerning data within the GPOS table at the moment. */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -115,7 +115,7 @@
num_pairs = FT_NEXT_USHORT( p );
p += 6;
- if ( ( p_next - p ) / 6 < (int)num_pairs ) /* handle broken count */
+ if ( ( p_next - p ) < 6 * (int)num_pairs ) /* handle broken count */
num_pairs = (FT_UInt)( ( p_next - p ) / 6 );
avail |= mask;
@@ -220,7 +220,7 @@
num_pairs = FT_NEXT_USHORT( p );
p += 6;
- if ( ( next - p ) / 6 < (int)num_pairs ) /* handle broken count */
+ if ( ( next - p ) < 6 * (int)num_pairs ) /* handle broken count */
num_pairs = (FT_UInt)( ( next - p ) / 6 );
switch ( coverage >> 8 )
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index 3ad33bd..1c174af 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -5,7 +5,8 @@
/* Load the basic TrueType tables, i.e., tables that can be either in */
/* TTF or OTF fonts (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -77,7 +78,8 @@
{
/* For compatibility with Windows, we consider */
/* zero-length tables the same as missing tables. */
- if ( entry->Tag == tag ) {
+ if ( entry->Tag == tag )
+ {
if ( entry->Length != 0 )
{
FT_TRACE4(( "found table.\n" ));
@@ -693,6 +695,15 @@
maxProfile->maxTwilightPoints = 0xFFFFU - 4;
}
+
+ /* we arbitrarily limit recursion to avoid stack exhaustion */
+ if ( maxProfile->maxComponentDepth > 100 )
+ {
+ FT_TRACE0(( "tt_face_load_maxp:"
+ " abnormally large component depth (%d) set to 100\n",
+ maxProfile->maxComponentDepth ));
+ maxProfile->maxComponentDepth = 100;
+ }
}
FT_TRACE3(( "numGlyphs: %u\n", maxProfile->numGlyphs ));
diff --git a/src/sfnt/ttsbit.c b/src/sfnt/ttsbit.c
index 833bb2a..faa8f88 100644
--- a/src/sfnt/ttsbit.c
+++ b/src/sfnt/ttsbit.c
@@ -4,7 +4,8 @@
/* */
/* TrueType and OpenType embedded bitmap support (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -417,7 +418,7 @@
tt_face_load_eblc( TT_Face face,
FT_Stream stream )
{
- FT_Error error = 0;
+ FT_Error error = SFNT_Err_Ok;
FT_Memory memory = stream->memory;
FT_Fixed version;
FT_ULong num_strikes;
diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c
index 846e454..0b94143 100644
--- a/src/smooth/ftgrays.c
+++ b/src/smooth/ftgrays.c
@@ -4,7 +4,7 @@
/* */
/* A new `perfect' anti-aliasing renderer (body). */
/* */
-/* Copyright 2000-2001, 2002, 2003, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2000-2001, 2002, 2003, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -103,10 +103,12 @@
#include <stdarg.h>
#endif
+#include <stddef.h>
#include <string.h>
#include <setjmp.h>
#include <limits.h>
#define FT_UINT_MAX UINT_MAX
+#define FT_INT_MAX INT_MAX
#define ft_memset memset
@@ -114,6 +116,8 @@
#define ft_longjmp longjmp
#define ft_jmp_buf jmp_buf
+typedef ptrdiff_t FT_PtrDist;
+
#define ErrRaster_Invalid_Mode -2
#define ErrRaster_Invalid_Outline -1
@@ -1007,56 +1011,53 @@
const FT_Vector* control2,
const FT_Vector* to )
{
- TPos dx, dy, da, db;
int top, level;
int* levels;
FT_Vector* arc;
+ int mid_x = ( DOWNSCALE( ras.x ) + to->x +
+ 3 * (control1->x + control2->x ) ) / 8;
+ int mid_y = ( DOWNSCALE( ras.y ) + to->y +
+ 3 * (control1->y + control2->y ) ) / 8;
+ TPos dx = DOWNSCALE( ras.x ) + to->x - ( mid_x << 1 );
+ TPos dy = DOWNSCALE( ras.y ) + to->y - ( mid_y << 1 );
- dx = DOWNSCALE( ras.x ) + to->x - ( control1->x << 1 );
if ( dx < 0 )
dx = -dx;
- dy = DOWNSCALE( ras.y ) + to->y - ( control1->y << 1 );
if ( dy < 0 )
dy = -dy;
if ( dx < dy )
dx = dy;
- da = dx;
-
- dx = DOWNSCALE( ras.x ) + to->x - 3 * ( control1->x + control2->x );
- if ( dx < 0 )
- dx = -dx;
- dy = DOWNSCALE( ras.y ) + to->y - 3 * ( control1->x + control2->y );
- if ( dy < 0 )
- dy = -dy;
- if ( dx < dy )
- dx = dy;
- db = dx;
level = 1;
- da = da / ras.cubic_level;
- db = db / ras.conic_level;
- while ( da > 0 || db > 0 )
+ dx /= ras.cubic_level;
+ while ( dx > 0 )
{
- da >>= 2;
- db >>= 3;
+ dx >>= 2;
level++;
}
if ( level <= 1 )
{
- TPos to_x, to_y, mid_x, mid_y;
+ TPos to_x, to_y;
to_x = UPSCALE( to->x );
to_y = UPSCALE( to->y );
+
+ /* Recalculation of midpoint is needed only if */
+ /* UPSCALE and DOWNSCALE have any effect. */
+
+#if ( PIXEL_BITS != 6 )
mid_x = ( ras.x + to_x +
3 * UPSCALE( control1->x + control2->x ) ) / 8;
mid_y = ( ras.y + to_y +
3 * UPSCALE( control1->y + control2->y ) ) / 8;
+#endif
gray_render_line( RAS_VAR_ mid_x, mid_y );
gray_render_line( RAS_VAR_ to_x, to_y );
+
return;
}
@@ -1104,7 +1105,7 @@
Draw:
{
- TPos to_x, to_y, mid_x, mid_y;
+ TPos to_x, to_y;
to_x = arc[0].x;
@@ -1189,7 +1190,7 @@
/* first of all, compute the scanline offset */
p = (unsigned char*)map->buffer - y * map->pitch;
if ( map->pitch >= 0 )
- p += ( map->rows - 1 ) * map->pitch;
+ p += (unsigned)( ( map->rows - 1 ) * map->pitch );
for ( ; count > 0; count--, spans++ )
{
@@ -2003,14 +2004,14 @@
FT_UNUSED( raster );
}
-#else /* _STANDALONE_ */
+#else /* !_STANDALONE_ */
static int
gray_raster_new( FT_Memory memory,
FT_Raster* araster )
{
FT_Error error;
- PRaster raster;
+ PRaster raster = NULL;
*araster = 0;
@@ -2033,7 +2034,7 @@
FT_FREE( raster );
}
-#endif /* _STANDALONE_ */
+#endif /* !_STANDALONE_ */
static void
diff --git a/src/smooth/ftsmooth.c b/src/smooth/ftsmooth.c
index eed6353..7d16b94 100644
--- a/src/smooth/ftsmooth.c
+++ b/src/smooth/ftsmooth.c
@@ -4,7 +4,7 @@
/* */
/* Anti-aliasing renderer interface (body). */
/* */
-/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2009 by */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -200,7 +200,7 @@
/* Required check is ( pitch * height < FT_ULONG_MAX ), */
/* but we care realistic cases only. Always pitch <= width. */
- if ( width > 0xFFFFU || height > 0xFFFFU )
+ if ( width > 0x7FFFU || height > 0x7FFFU )
{
FT_ERROR(( "ft_smooth_render_generic: glyph too large: %d x %d\n",
width, height ));
diff --git a/src/smooth/ftspic.c b/src/smooth/ftspic.c
index aa547fc..7adaab1 100644
--- a/src/smooth/ftspic.c
+++ b/src/smooth/ftspic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for smooth module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -43,12 +43,13 @@
FT_Error
- ft_smooth_renderer_class_pic_init( FT_Library library )
+ ft_smooth_renderer_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- SmoothPIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = Smooth_Err_Ok;
+ SmoothPIC* container;
+ FT_Memory memory = library->memory;
+
/* since this function also serve smooth_lcd and smooth_lcdv renderers,
it implements reference counting */
diff --git a/src/truetype/ttgload.c b/src/truetype/ttgload.c
index 57ea0ba..1b496c0 100644
--- a/src/truetype/ttgload.c
+++ b/src/truetype/ttgload.c
@@ -161,8 +161,31 @@
&top_bearing,
&advance_height );
+ loader->left_bearing = left_bearing;
+ loader->advance = advance_width;
+ loader->top_bearing = top_bearing;
+ loader->vadvance = advance_height;
+
+ if ( !loader->linear_def )
+ {
+ loader->linear_def = 1;
+ loader->linear = advance_width;
+ }
+ }
+
+
#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ static void
+ tt_get_metrics_incr_overrides( TT_Loader loader,
+ FT_UInt glyph_index )
+ {
+ TT_Face face = (TT_Face)loader->face;
+
+ FT_Short left_bearing = 0, top_bearing = 0;
+ FT_UShort advance_width = 0, advance_height = 0;
+
+
/* If this is an incrementally loaded font check whether there are */
/* overriding metrics for this glyph. */
if ( face->root.internal->incremental_interface &&
@@ -172,9 +195,9 @@
FT_Error error;
- metrics.bearing_x = left_bearing;
+ metrics.bearing_x = loader->left_bearing;
metrics.bearing_y = 0;
- metrics.advance = advance_width;
+ metrics.advance = loader->advance;
metrics.advance_v = 0;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
@@ -190,8 +213,8 @@
/* GWW: Do I do the same for vertical metrics? */
metrics.bearing_x = 0;
- metrics.bearing_y = top_bearing;
- metrics.advance = advance_height;
+ metrics.bearing_y = loader->top_bearing;
+ metrics.advance = loader->vadvance;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
face->root.internal->incremental_interface->object,
@@ -204,24 +227,24 @@
#endif /* 0 */
+ loader->left_bearing = left_bearing;
+ loader->advance = advance_width;
+ loader->top_bearing = top_bearing;
+ loader->vadvance = advance_height;
+
+ if ( !loader->linear_def )
+ {
+ loader->linear_def = 1;
+ loader->linear = advance_width;
+ }
}
Exit:
+ return;
+ }
#endif /* FT_CONFIG_OPTION_INCREMENTAL */
- loader->left_bearing = left_bearing;
- loader->advance = advance_width;
- loader->top_bearing = top_bearing;
- loader->vadvance = advance_height;
-
- if ( !loader->linear_def )
- {
- loader->linear_def = 1;
- loader->linear = advance_width;
- }
- }
-
/*************************************************************************/
/* */
@@ -271,7 +294,7 @@
FT_UNUSED( glyph_index );
- FT_TRACE5(( "Glyph %ld\n", glyph_index ));
+ FT_TRACE4(( "Glyph %ld\n", glyph_index ));
/* the following line sets the `error' variable through macros! */
if ( FT_STREAM_SEEK( offset ) || FT_FRAME_ENTER( byte_count ) )
@@ -367,7 +390,7 @@
if ( cont[0] <= prev_cont )
{
/* unordered contours: this is invalid */
- error = FT_Err_Invalid_Table;
+ error = TT_Err_Invalid_Table;
goto Fail;
}
prev_cont = cont[0];
@@ -1118,7 +1141,8 @@
{
FT_Stream stream = loader->stream;
- FT_UShort n_ins;
+ FT_UShort n_ins, max_ins;
+ FT_ULong tmp;
/* TT_Load_Composite_Glyph only gives us the offset of instructions */
@@ -1130,12 +1154,27 @@
FT_TRACE5(( " Instructions size = %d\n", n_ins ));
/* check it */
- if ( n_ins > ((TT_Face)loader->face)->max_profile.maxSizeOfInstructions )
+ max_ins = ((TT_Face)loader->face)->max_profile.maxSizeOfInstructions;
+ if ( n_ins > max_ins )
{
- FT_TRACE0(( "TT_Process_Composite_Glyph: too many instructions (%d)\n",
- n_ins ));
+ /* acroread ignores this field, so we only do a rough safety check */
+ if ( (FT_Int)n_ins > loader->byte_len )
+ {
+ FT_TRACE1(( "TT_Process_Composite_Glyph: "
+ "too many instructions (%d) for glyph with length %d\n",
+ n_ins, loader->byte_len ));
+ return TT_Err_Too_Many_Hints;
+ }
- return TT_Err_Too_Many_Hints;
+ tmp = loader->exec->glyphSize;
+ error = Update_Max( loader->exec->memory,
+ &tmp,
+ sizeof ( FT_Byte ),
+ (void*)&loader->exec->glyphIns,
+ n_ins );
+ loader->exec->glyphSize = (FT_UShort)tmp;
+ if ( error )
+ return error;
}
else if ( n_ins == 0 )
return TT_Err_Ok;
@@ -1316,8 +1355,14 @@
if ( header_only )
goto Exit;
+ /* must initialize points before (possibly) overriding */
+ /* glyph metrics from the incremental interface */
TT_LOADER_SET_PP( loader );
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ tt_get_metrics_incr_overrides( loader, glyph_index );
+#endif
+
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
if ( ((TT_Face)(loader->face))->doblend )
@@ -1353,8 +1398,14 @@
goto Exit;
}
+ /* must initialize points before (possibly) overriding */
+ /* glyph metrics from the incremental interface */
TT_LOADER_SET_PP( loader );
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ tt_get_metrics_incr_overrides( loader, glyph_index );
+#endif
+
/***********************************************************************/
/***********************************************************************/
/***********************************************************************/
@@ -1481,6 +1532,7 @@
FT_UInt num_base_subgs = gloader->base.num_subglyphs;
FT_Stream old_stream = loader->stream;
+ FT_Int old_byte_len = loader->byte_len;
FT_GlyphLoader_Add( gloader );
@@ -1535,7 +1587,8 @@
num_base_points );
}
- loader->stream = old_stream;
+ loader->stream = old_stream;
+ loader->byte_len = old_byte_len;
/* process the glyph */
loader->ins_pos = ins_pos;
@@ -2031,9 +2084,11 @@
glyph->outline = loader.gloader->base.outline;
glyph->outline.flags &= ~FT_OUTLINE_SINGLE_PASS;
- /* In case bit 1 of the `flags' field in the `head' table isn't */
- /* set, translate array so that (0,0) is the glyph's origin. */
- if ( ( face->header.Flags & 2 ) == 0 && loader.pp1.x )
+ /* Translate array so that (0,0) is the glyph's origin. Note */
+ /* that this behaviour is independent on the value of bit 1 of */
+ /* the `flags' field in the `head' table -- at least major */
+ /* applications like Acroread indicate that. */
+ if ( loader.pp1.x )
FT_Outline_Translate( &glyph->outline, -loader.pp1.x, 0 );
}
diff --git a/src/truetype/ttgxvar.c b/src/truetype/ttgxvar.c
index ef25aaf..653d9d5 100644
--- a/src/truetype/ttgxvar.c
+++ b/src/truetype/ttgxvar.c
@@ -4,7 +4,7 @@
/* */
/* TrueType GX Font Variation loader */
/* */
-/* Copyright 2004, 2005, 2006, 2007, 2008, 2009 by */
+/* Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
/* David Turner, Robert Wilhelm, Werner Lemberg, and George Williams. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -210,12 +210,12 @@
ft_var_readpackeddeltas( FT_Stream stream,
FT_Offset delta_cnt )
{
- FT_Short *deltas;
+ FT_Short *deltas = NULL;
FT_UInt runcnt;
FT_Offset i;
FT_UInt j;
FT_Memory memory = stream->memory;
- FT_Error error = TT_Err_Ok;
+ FT_Error error = TT_Err_Ok;
FT_UNUSED( error );
@@ -682,7 +682,11 @@
if ( fvar_head.version != (FT_Long)0x00010000L ||
fvar_head.countSizePairs != 2 ||
fvar_head.axisSize != 20 ||
+ /* axisCount limit implied by 16-bit instanceSize */
+ fvar_head.axisCount > 0x3FFE ||
fvar_head.instanceSize != 4 + 4 * fvar_head.axisCount ||
+ /* instanceCount limit implied by limited range of name IDs */
+ fvar_head.instanceCount > 0x7EFF ||
fvar_head.offsetToData + fvar_head.axisCount * 20U +
fvar_head.instanceCount * fvar_head.instanceSize > table_len )
{
@@ -693,7 +697,7 @@
if ( FT_NEW( face->blend ) )
goto Exit;
- /* XXX: TODO - check for overflows */
+ /* cannot overflow 32-bit arithmetic because of limits above */
face->blend->mmvar_len =
sizeof ( FT_MM_Var ) +
fvar_head.axisCount * sizeof ( FT_Var_Axis ) +
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index 13aa9a2..d22e94f 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -4,8 +4,9 @@
/* */
/* TrueType bytecode interpreter (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 */
+/* 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 */
@@ -223,9 +224,10 @@
/*************************************************************************/
/* */
- /* A simple bounds-checking macro. */
+ /* Two simple bounds-checking macros. */
/* */
-#define BOUNDS( x, n ) ( (FT_UInt)(x) >= (FT_UInt)(n) )
+#define BOUNDS( x, n ) ( (FT_UInt)(x) >= (FT_UInt)(n) )
+#define BOUNDSL( x, n ) ( (FT_ULong)(x) >= (FT_ULong)(n) )
#undef SUCCESS
#define SUCCESS 0
@@ -508,7 +510,7 @@
/* <Return> */
/* FreeType error code. 0 means success. */
/* */
- static FT_Error
+ FT_LOCAL_DEF( FT_Error )
Update_Max( FT_Memory memory,
FT_ULong* size,
FT_Long multiplier,
@@ -1111,6 +1113,287 @@
};
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ static
+ const char* const opcode_name[256] =
+ {
+ "SVTCA y",
+ "SVTCA x",
+ "SPvTCA y",
+ "SPvTCA x",
+ "SFvTCA y",
+ "SFvTCA x",
+ "SPvTL ||",
+ "SPvTL +",
+ "SFvTL ||",
+ "SFvTL +",
+ "SPvFS",
+ "SFvFS",
+ "GPV",
+ "GFV",
+ "SFvTPv",
+ "ISECT",
+
+ "SRP0",
+ "SRP1",
+ "SRP2",
+ "SZP0",
+ "SZP1",
+ "SZP2",
+ "SZPS",
+ "SLOOP",
+ "RTG",
+ "RTHG",
+ "SMD",
+ "ELSE",
+ "JMPR",
+ "SCvTCi",
+ "SSwCi",
+ "SSW",
+
+ "DUP",
+ "POP",
+ "CLEAR",
+ "SWAP",
+ "DEPTH",
+ "CINDEX",
+ "MINDEX",
+ "AlignPTS",
+ "INS_$28",
+ "UTP",
+ "LOOPCALL",
+ "CALL",
+ "FDEF",
+ "ENDF",
+ "MDAP[0]",
+ "MDAP[1]",
+
+ "IUP[0]",
+ "IUP[1]",
+ "SHP[0]",
+ "SHP[1]",
+ "SHC[0]",
+ "SHC[1]",
+ "SHZ[0]",
+ "SHZ[1]",
+ "SHPIX",
+ "IP",
+ "MSIRP[0]",
+ "MSIRP[1]",
+ "AlignRP",
+ "RTDG",
+ "MIAP[0]",
+ "MIAP[1]",
+
+ "NPushB",
+ "NPushW",
+ "WS",
+ "RS",
+ "WCvtP",
+ "RCvt",
+ "GC[0]",
+ "GC[1]",
+ "SCFS",
+ "MD[0]",
+ "MD[1]",
+ "MPPEM",
+ "MPS",
+ "FlipON",
+ "FlipOFF",
+ "DEBUG",
+
+ "LT",
+ "LTEQ",
+ "GT",
+ "GTEQ",
+ "EQ",
+ "NEQ",
+ "ODD",
+ "EVEN",
+ "IF",
+ "EIF",
+ "AND",
+ "OR",
+ "NOT",
+ "DeltaP1",
+ "SDB",
+ "SDS",
+
+ "ADD",
+ "SUB",
+ "DIV",
+ "MUL",
+ "ABS",
+ "NEG",
+ "FLOOR",
+ "CEILING",
+ "ROUND[0]",
+ "ROUND[1]",
+ "ROUND[2]",
+ "ROUND[3]",
+ "NROUND[0]",
+ "NROUND[1]",
+ "NROUND[2]",
+ "NROUND[3]",
+
+ "WCvtF",
+ "DeltaP2",
+ "DeltaP3",
+ "DeltaCn[0]",
+ "DeltaCn[1]",
+ "DeltaCn[2]",
+ "SROUND",
+ "S45Round",
+ "JROT",
+ "JROF",
+ "ROFF",
+ "INS_$7B",
+ "RUTG",
+ "RDTG",
+ "SANGW",
+ "AA",
+
+ "FlipPT",
+ "FlipRgON",
+ "FlipRgOFF",
+ "INS_$83",
+ "INS_$84",
+ "ScanCTRL",
+ "SDVPTL[0]",
+ "SDVPTL[1]",
+ "GetINFO",
+ "IDEF",
+ "ROLL",
+ "MAX",
+ "MIN",
+ "ScanTYPE",
+ "InstCTRL",
+ "INS_$8F",
+
+ "INS_$90",
+ "INS_$91",
+ "INS_$92",
+ "INS_$93",
+ "INS_$94",
+ "INS_$95",
+ "INS_$96",
+ "INS_$97",
+ "INS_$98",
+ "INS_$99",
+ "INS_$9A",
+ "INS_$9B",
+ "INS_$9C",
+ "INS_$9D",
+ "INS_$9E",
+ "INS_$9F",
+
+ "INS_$A0",
+ "INS_$A1",
+ "INS_$A2",
+ "INS_$A3",
+ "INS_$A4",
+ "INS_$A5",
+ "INS_$A6",
+ "INS_$A7",
+ "INS_$A8",
+ "INS_$A9",
+ "INS_$AA",
+ "INS_$AB",
+ "INS_$AC",
+ "INS_$AD",
+ "INS_$AE",
+ "INS_$AF",
+
+ "PushB[0]",
+ "PushB[1]",
+ "PushB[2]",
+ "PushB[3]",
+ "PushB[4]",
+ "PushB[5]",
+ "PushB[6]",
+ "PushB[7]",
+ "PushW[0]",
+ "PushW[1]",
+ "PushW[2]",
+ "PushW[3]",
+ "PushW[4]",
+ "PushW[5]",
+ "PushW[6]",
+ "PushW[7]",
+
+ "MDRP[00]",
+ "MDRP[01]",
+ "MDRP[02]",
+ "MDRP[03]",
+ "MDRP[04]",
+ "MDRP[05]",
+ "MDRP[06]",
+ "MDRP[07]",
+ "MDRP[08]",
+ "MDRP[09]",
+ "MDRP[10]",
+ "MDRP[11]",
+ "MDRP[12]",
+ "MDRP[13]",
+ "MDRP[14]",
+ "MDRP[15]",
+
+ "MDRP[16]",
+ "MDRP[17]",
+ "MDRP[18]",
+ "MDRP[19]",
+ "MDRP[20]",
+ "MDRP[21]",
+ "MDRP[22]",
+ "MDRP[23]",
+ "MDRP[24]",
+ "MDRP[25]",
+ "MDRP[26]",
+ "MDRP[27]",
+ "MDRP[28]",
+ "MDRP[29]",
+ "MDRP[30]",
+ "MDRP[31]",
+
+ "MIRP[00]",
+ "MIRP[01]",
+ "MIRP[02]",
+ "MIRP[03]",
+ "MIRP[04]",
+ "MIRP[05]",
+ "MIRP[06]",
+ "MIRP[07]",
+ "MIRP[08]",
+ "MIRP[09]",
+ "MIRP[10]",
+ "MIRP[11]",
+ "MIRP[12]",
+ "MIRP[13]",
+ "MIRP[14]",
+ "MIRP[15]",
+
+ "MIRP[16]",
+ "MIRP[17]",
+ "MIRP[18]",
+ "MIRP[19]",
+ "MIRP[20]",
+ "MIRP[21]",
+ "MIRP[22]",
+ "MIRP[23]",
+ "MIRP[24]",
+ "MIRP[25]",
+ "MIRP[26]",
+ "MIRP[27]",
+ "MIRP[28]",
+ "MIRP[29]",
+ "MIRP[30]",
+ "MIRP[31]"
+ };
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
static
const FT_Char opcode_length[256] =
{
@@ -1727,7 +2010,8 @@
if ( distance && val < 0 )
val = 0;
}
- else {
+ else
+ {
val = distance - compensation;
if ( val > 0 )
val = 0;
@@ -2892,24 +3176,30 @@
}
-#define DO_JROT \
- if ( args[1] != 0 ) \
- { \
- CUR.IP += args[0]; \
- CUR.step_ins = FALSE; \
+#define DO_JROT \
+ if ( args[1] != 0 ) \
+ { \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.step_ins = FALSE; \
}
-#define DO_JMPR \
- CUR.IP += args[0]; \
+#define DO_JMPR \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
CUR.step_ins = FALSE;
-#define DO_JROF \
- if ( args[1] == 0 ) \
- { \
- CUR.IP += args[0]; \
- CUR.step_ins = FALSE; \
+#define DO_JROF \
+ if ( args[1] == 0 ) \
+ { \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.step_ins = FALSE; \
}
@@ -2992,39 +3282,39 @@
args[0] = FT_PIX_CEIL( args[0] );
-#define DO_RS \
- { \
- FT_ULong I = (FT_ULong)args[0]; \
- \
- \
- if ( BOUNDS( I, CUR.storeSize ) ) \
- { \
- if ( CUR.pedantic_hinting ) \
- { \
- ARRAY_BOUND_ERROR; \
- } \
- else \
- args[0] = 0; \
- } \
- else \
- args[0] = CUR.storage[I]; \
+#define DO_RS \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.storeSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ else \
+ args[0] = 0; \
+ } \
+ else \
+ args[0] = CUR.storage[I]; \
}
-#define DO_WS \
- { \
- FT_ULong I = (FT_ULong)args[0]; \
- \
- \
- if ( BOUNDS( I, CUR.storeSize ) ) \
- { \
- if ( CUR.pedantic_hinting ) \
- { \
- ARRAY_BOUND_ERROR; \
- } \
- } \
- else \
- CUR.storage[I] = args[1]; \
+#define DO_WS \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.storeSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ } \
+ else \
+ CUR.storage[I] = args[1]; \
}
@@ -3033,7 +3323,7 @@
FT_ULong I = (FT_ULong)args[0]; \
\
\
- if ( BOUNDS( I, CUR.cvtSize ) ) \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
{ \
if ( CUR.pedantic_hinting ) \
{ \
@@ -3052,7 +3342,7 @@
FT_ULong I = (FT_ULong)args[0]; \
\
\
- if ( BOUNDS( I, CUR.cvtSize ) ) \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
{ \
if ( CUR.pedantic_hinting ) \
{ \
@@ -3069,7 +3359,7 @@
FT_ULong I = (FT_ULong)args[0]; \
\
\
- if ( BOUNDS( I, CUR.cvtSize ) ) \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
{ \
if ( CUR.pedantic_hinting ) \
{ \
@@ -4390,7 +4680,7 @@
/* first of all, check the index */
F = args[0];
- if ( BOUNDS( F, CUR.maxFunc + 1 ) )
+ if ( BOUNDSL( F, CUR.maxFunc + 1 ) )
goto Fail;
/* Except for some old Apple fonts, all functions in a TrueType */
@@ -4466,7 +4756,7 @@
/* first of all, check the index */
F = args[1];
- if ( BOUNDS( F, CUR.maxFunc + 1 ) )
+ if ( BOUNDSL( F, CUR.maxFunc + 1 ) )
goto Fail;
/* Except for some old Apple fonts, all functions in a TrueType */
@@ -4569,7 +4859,7 @@
}
def->opc = (FT_Byte)args[0];
- def->start = CUR.IP+1;
+ def->start = CUR.IP + 1;
def->range = CUR.curRange;
def->active = TRUE;
@@ -4741,7 +5031,7 @@
L = (FT_ULong)args[0];
- if ( BOUNDS( L, CUR.zp2.n_points ) )
+ if ( BOUNDSL( L, CUR.zp2.n_points ) )
{
if ( CUR.pedantic_hinting )
{
@@ -4825,8 +5115,8 @@
K = (FT_UShort)args[1];
L = (FT_UShort)args[0];
- if( BOUNDS( L, CUR.zp0.n_points ) ||
- BOUNDS( K, CUR.zp1.n_points ) )
+ if ( BOUNDS( L, CUR.zp0.n_points ) ||
+ BOUNDS( K, CUR.zp1.n_points ) )
{
if ( CUR.pedantic_hinting )
{
@@ -5480,12 +5770,12 @@
static void
Ins_SHZ( INS_ARG )
{
- TT_GlyphZoneRec zp;
- FT_UShort refp;
- FT_F26Dot6 dx,
- dy;
+ TT_GlyphZoneRec zp;
+ FT_UShort refp;
+ FT_F26Dot6 dx,
+ dy;
- FT_UShort last_point, i;
+ FT_UShort last_point, i;
if ( BOUNDS( args[0], 2 ) )
@@ -5687,8 +5977,8 @@
cvtEntry = (FT_ULong)args[1];
point = (FT_UShort)args[0];
- if ( BOUNDS( point, CUR.zp0.n_points ) ||
- BOUNDS( cvtEntry, CUR.cvtSize ) )
+ if ( BOUNDS( point, CUR.zp0.n_points ) ||
+ BOUNDSL( cvtEntry, CUR.cvtSize ) )
{
if ( CUR.pedantic_hinting )
CUR.error = TT_Err_Invalid_Reference;
@@ -5880,7 +6170,7 @@
/* XXX: UNDOCUMENTED! cvt[-1] = 0 always */
if ( BOUNDS( point, CUR.zp1.n_points ) ||
- BOUNDS( cvtEntry, CUR.cvtSize + 1 ) ||
+ BOUNDSL( cvtEntry, CUR.cvtSize + 1 ) ||
BOUNDS( CUR.GS.rp0, CUR.zp0.n_points ) )
{
if ( CUR.pedantic_hinting )
@@ -6131,8 +6421,8 @@
p1 = (FT_UShort)args[0];
p2 = (FT_UShort)args[1];
- if ( BOUNDS( args[0], CUR.zp1.n_points ) ||
- BOUNDS( args[1], CUR.zp0.n_points ) )
+ if ( BOUNDS( p1, CUR.zp1.n_points ) ||
+ BOUNDS( p2, CUR.zp0.n_points ) )
{
if ( CUR.pedantic_hinting )
CUR.error = TT_Err_Invalid_Reference;
@@ -6466,8 +6756,8 @@
end_point = CUR.pts.contours[contour] - CUR.pts.first_point;
first_point = point;
- if ( CUR.pts.n_points <= end_point )
- end_point = CUR.pts.n_points;
+ if ( BOUNDS ( end_point, CUR.pts.n_points ) )
+ end_point = CUR.pts.n_points - 1;
while ( point <= end_point && ( CUR.pts.tags[point] & mask ) == 0 )
point++;
@@ -6661,7 +6951,7 @@
A = (FT_ULong)CUR.stack[CUR.args + 1];
B = CUR.stack[CUR.args];
- if ( BOUNDS( A, CUR.cvtSize ) )
+ if ( BOUNDSL( A, CUR.cvtSize ) )
{
if ( CUR.pedantic_hinting )
{
@@ -6771,7 +7061,7 @@
call = CUR.callStack + CUR.callTop++;
call->Caller_Range = CUR.curRange;
- call->Caller_IP = CUR.IP+1;
+ call->Caller_IP = CUR.IP + 1;
call->Cur_Count = 1;
call->Cur_Restart = def->start;
@@ -7140,6 +7430,10 @@
{
CUR.opcode = CUR.code[CUR.IP];
+ FT_TRACE7(( " " ));
+ FT_TRACE7(( opcode_name[CUR.opcode] ));
+ FT_TRACE7(( "\n" ));
+
if ( ( CUR.length = opcode_length[CUR.opcode] ) < 0 )
{
if ( CUR.IP + 1 > CUR.codeSize )
diff --git a/src/truetype/ttinterp.h b/src/truetype/ttinterp.h
index 07a8972..c480dfa 100644
--- a/src/truetype/ttinterp.h
+++ b/src/truetype/ttinterp.h
@@ -4,7 +4,7 @@
/* */
/* TrueType bytecode interpreter (specification). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007 by */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -150,7 +150,7 @@ FT_BEGIN_HEADER
FT_Bool step_ins; /* true if the interpreter must */
/* increment IP after ins. exec */
- FT_Long cvtSize;
+ FT_ULong cvtSize;
FT_Long* cvt;
FT_UInt glyphSize; /* glyph instructions buffer size */
@@ -239,6 +239,14 @@ FT_BEGIN_HEADER
FT_Int range );
+ FT_LOCAL( FT_Error )
+ Update_Max( FT_Memory memory,
+ FT_ULong* size,
+ FT_Long multiplier,
+ void* _pbuff,
+ FT_ULong new_max );
+
+
/*************************************************************************/
/* */
/* <Function> */
diff --git a/src/truetype/ttpic.c b/src/truetype/ttpic.c
index 27ec4a1..5d72574 100644
--- a/src/truetype/ttpic.c
+++ b/src/truetype/ttpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for truetype module. */
/* */
-/* Copyright 2009 by */
+/* Copyright 2009, 2010 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -45,13 +45,15 @@
}
}
+
FT_Error
- tt_driver_class_pic_init( FT_Library library )
+ tt_driver_class_pic_init( FT_Library library )
{
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = FT_Err_Ok;
- TTModulePIC* container;
- FT_Memory memory = library->memory;
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = TT_Err_Ok;
+ TTModulePIC* container;
+ FT_Memory memory = library->memory;
+
/* allocate pointer, clear and set global container pointer */
if ( FT_ALLOC ( container, sizeof ( *container ) ) )