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[cff] Signedness fixes for basic infrastructure and old engine. 

* include/internal/pshints.h, src/cff/cffdrivr.c,
src/cff/cffgload.c, src/cff/cffgload.h, src/cff/cffload.c,
src/cff/cffobjs.c, src/cff/cffparse.c, src/pshinter/pshrec.c: Apply.
This commit is contained in:
Werner Lemberg 2015-02-20 08:35:32 +01:00
parent d7db7fb54f
commit 3a8d0537b5
9 changed files with 73 additions and 64 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2015-02-20 Werner Lemberg <wl@gnu.org>
[cff] Signedness fixes for basic infrastructure and old engine.
* include/internal/pshints.h, src/cff/cffdrivr.c,
src/cff/cffgload.c, src/cff/cffgload.h, src/cff/cffload.c,
src/cff/cffobjs.c, src/cff/cffparse.c, src/pshinter/pshrec.c: Apply.
2015-02-19 Werner Lemberg <wl@gnu.org>
* src/truetype/ttgxvar.c (TT_Get_MM_Var): Ignore `countSizePairs'.

2
include/internal/pshints.h
View File

@ -465,7 +465,7 @@ FT_BEGIN_HEADER
typedef void
(*T2_Hints_StemsFunc)( T2_Hints hints,
FT_UInt dimension,
FT_UInt count,
FT_Int count,
FT_Fixed* coordinates );

2
src/cff/cffdrivr.c
View File

@ -352,7 +352,7 @@
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;
font_info->underline_thickness = (FT_Short)dict->underline_thickness;
font_info->underline_thickness = (FT_UShort)dict->underline_thickness;
cff->font_info = font_info;
}

50
src/cff/cffgload.c
View File

@ -337,11 +337,11 @@
/* */
/* <Return> */
/* The bias value. */
static FT_Int
static FT_UInt
cff_compute_bias( FT_Int in_charstring_type,
FT_UInt num_subrs )
{
FT_Int result;
FT_UInt result;
if ( in_charstring_type == 1 )
@ -646,7 +646,7 @@
for ( n = 0; n < cff->num_glyphs; n++ )
{
if ( cff->charset.sids[n] == glyph_sid )
return n;
return (FT_Int)n;
}
return -1;
@ -672,7 +672,7 @@
*pointer = (FT_Byte*)data.pointer;
*length = data.length;
*length = (FT_ULong)data.length;
return error;
}
@ -707,7 +707,7 @@
data.pointer = *pointer;
data.length = length;
data.length = (FT_Int)length;
face->root.internal->incremental_interface->funcs->free_glyph_data(
face->root.internal->incremental_interface->object, &data );
@ -819,7 +819,7 @@
FT_GlyphLoader_Prepare( builder->loader );
/* First load `bchar' in builder */
error = cff_get_glyph_data( face, bchar_index,
error = cff_get_glyph_data( face, (FT_UInt)bchar_index,
&charstring, &charstring_len );
if ( !error )
{
@ -849,7 +849,7 @@
builder->pos_y = ady;
/* Now load `achar' on top of the base outline. */
error = cff_get_glyph_data( face, achar_index,
error = cff_get_glyph_data( face, (FT_UInt)achar_index,
&charstring, &charstring_len );
if ( !error )
{
@ -922,10 +922,10 @@
decoder->read_width = 1;
/* compute random seed from stack address of parameter */
seed = (FT_Fixed)( ( (FT_PtrDist)(char*)&seed ^
(FT_PtrDist)(char*)&decoder ^
(FT_PtrDist)(char*)&charstring_base ) &
FT_ULONG_MAX ) ;
seed = (FT_Fixed)( ( (FT_Offset)(char*)&seed ^
(FT_Offset)(char*)&decoder ^
(FT_Offset)(char*)&charstring_base ) &
FT_ULONG_MAX );
seed = ( seed ^ ( seed >> 10 ) ^ ( seed >> 20 ) ) & 0xFFFFL;
if ( seed == 0 )
seed = 0x7384;
@ -1373,12 +1373,12 @@
{
if ( op == cff_op_hintmask )
hinter->hintmask( hinter->hints,
builder->current->n_points,
decoder->num_hints,
(FT_UInt)builder->current->n_points,
(FT_UInt)decoder->num_hints,
ip );
else
hinter->counter( hinter->hints,
decoder->num_hints,
(FT_UInt)decoder->num_hints,
ip );
}
@ -1995,7 +1995,7 @@
if ( hinter )
{
if ( hinter->close( hinter->hints,
builder->current->n_points ) )
(FT_UInt)builder->current->n_points ) )
goto Syntax_Error;
/* apply hints to the loaded glyph outline now */
@ -2385,8 +2385,7 @@
case cff_op_callsubr:
{
FT_UInt idx = (FT_UInt)( ( args[0] >> 16 ) +
decoder->locals_bias );
FT_UInt idx = ( (FT_UInt)args[0] >> 16 ) + decoder->locals_bias;
FT_TRACE4(( " callsubr(%d)\n", idx ));
@ -2427,8 +2426,7 @@
case cff_op_callgsubr:
{
FT_UInt idx = (FT_UInt)( ( args[0] >> 16 ) +
decoder->globals_bias );
FT_UInt idx = ( (FT_UInt)args[0] >> 16 ) + decoder->globals_bias;
FT_TRACE4(( " callgsubr(%d)\n", idx ));
@ -2669,7 +2667,7 @@
error = sfnt->load_sbit_image( face,
size->strike_index,
glyph_index,
(FT_Int)load_flags,
(FT_UInt)load_flags,
stream,
&glyph->root.bitmap,
&metrics );
@ -2757,16 +2755,16 @@
/* this scaling is only relevant if the PS hinter isn't active */
if ( cff->num_subfonts )
{
FT_ULong top_upm, sub_upm;
FT_Byte fd_index = cff_fd_select_get( &cff->fd_select,
glyph_index );
FT_Long top_upm, sub_upm;
FT_Byte fd_index = cff_fd_select_get( &cff->fd_select,
glyph_index );
if ( fd_index >= cff->num_subfonts )
fd_index = (FT_Byte)( 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;
top_upm = (FT_Long)cff->top_font.font_dict.units_per_em;
sub_upm = (FT_Long)cff->subfonts[fd_index]->font_dict.units_per_em;
font_matrix = cff->subfonts[fd_index]->font_dict.font_matrix;
@ -2884,7 +2882,7 @@
{
glyph->root.control_data = csindex->bytes +
csindex->offsets[glyph_index] - 1;
glyph->root.control_len = charstring_len;
glyph->root.control_len = (FT_Long)charstring_len;
}
}

4
src/cff/cffgload.h
View File

@ -178,8 +178,8 @@ FT_BEGIN_HEADER
FT_UInt num_locals;
FT_UInt num_globals;
FT_Int locals_bias;
FT_Int globals_bias;
FT_UInt locals_bias;
FT_UInt globals_bias;
FT_Byte** locals;
FT_Byte** globals;

10
src/cff/cffload.c
View File

@ -357,7 +357,7 @@
case 3:
for ( ; p < p_end; p += 3, poff++ )
poff[0] = FT_PEEK_OFF3( p );
poff[0] = FT_PEEK_UOFF3( p );
break;
default:
@ -809,7 +809,7 @@
/* When multiple GIDs map to the same CID, we choose the lowest */
/* GID. This is not described in any spec, but it matches the */
/* behaviour of recent Acroread versions. */
for ( j = num_glyphs - 1; j >= 0 ; j-- )
for ( j = (FT_Long)num_glyphs - 1; j >= 0 ; j-- )
charset->cids[charset->sids[j]] = (FT_UShort)j;
charset->max_cid = max_cid;
@ -1447,7 +1447,7 @@
FT_ULong base_offset;
CFF_FontRecDict dict;
CFF_IndexRec string_index;
FT_Int subfont_index;
FT_UInt subfont_index;
FT_ZERO( font );
@ -1495,9 +1495,9 @@
if ( pure_cff )
{
/* well, we don't really forget the `disabled' fonts... */
subfont_index = face_index;
subfont_index = (FT_UInt)face_index;
if ( subfont_index >= (FT_Int)font->name_index.count )
if ( subfont_index >= font->name_index.count )
{
FT_ERROR(( "cff_font_load:"
" invalid subfont index for pure CFF font (%d)\n",

37
src/cff/cffobjs.c
View File

@ -226,8 +226,8 @@
CFF_Font font = (CFF_Font)face->extra.data;
CFF_Internal internal = (CFF_Internal)size->internal;
FT_ULong top_upm = font->top_font.font_dict.units_per_em;
FT_UInt i;
FT_Long top_upm = (FT_Long)font->top_font.font_dict.units_per_em;
FT_UInt i;
funcs->set_scale( internal->topfont,
@ -237,7 +237,7 @@
for ( i = font->num_subfonts; i > 0; i-- )
{
CFF_SubFont sub = font->subfonts[i - 1];
FT_ULong sub_upm = sub->font_dict.units_per_em;
FT_Long sub_upm = (FT_Long)sub->font_dict.units_per_em;
FT_Pos x_scale, y_scale;
@ -298,8 +298,8 @@
CFF_Font font = (CFF_Font)cffface->extra.data;
CFF_Internal internal = (CFF_Internal)size->internal;
FT_ULong top_upm = font->top_font.font_dict.units_per_em;
FT_UInt i;
FT_Long top_upm = (FT_Long)font->top_font.font_dict.units_per_em;
FT_UInt i;
funcs->set_scale( internal->topfont,
@ -309,7 +309,7 @@
for ( i = font->num_subfonts; i > 0; i-- )
{
CFF_SubFont sub = font->subfonts[i - 1];
FT_ULong sub_upm = sub->font_dict.units_per_em;
FT_Long sub_upm = (FT_Long)sub->font_dict.units_per_em;
FT_Pos x_scale, y_scale;
@ -592,7 +592,7 @@
/* Note that this is only necessary for pure CFF and CEF fonts; */
/* SFNT based fonts use the `name' table instead. */
cffface->num_glyphs = cff->num_glyphs;
cffface->num_glyphs = (FT_Long)cff->num_glyphs;
dict = &cff->top_font.font_dict;
@ -646,7 +646,7 @@
if ( temp != 0x10000L )
{
*upm = FT_DivFix( *upm, temp );
*upm = (FT_ULong)FT_DivFix( (FT_Long)*upm, temp );
matrix->xx = FT_DivFix( matrix->xx, temp );
matrix->yx = FT_DivFix( matrix->yx, temp );
@ -682,7 +682,8 @@
if ( top->has_font_matrix )
{
if ( top->units_per_em > 1 && sub->units_per_em > 1 )
scaling = FT_MIN( top->units_per_em, sub->units_per_em );
scaling = (FT_Long)FT_MIN( top->units_per_em,
sub->units_per_em );
else
scaling = 1;
@ -693,9 +694,10 @@
&top->font_matrix,
scaling );
sub->units_per_em = FT_MulDiv( sub->units_per_em,
top->units_per_em,
scaling );
sub->units_per_em = (FT_ULong)
FT_MulDiv( (FT_Long)sub->units_per_em,
(FT_Long)top->units_per_em,
scaling );
}
}
else
@ -713,7 +715,7 @@
if ( temp != 0x10000L )
{
*upm = FT_DivFix( *upm, temp );
*upm = (FT_ULong)FT_DivFix( (FT_Long)*upm, temp );
matrix->xx = FT_DivFix( matrix->xx, temp );
matrix->yx = FT_DivFix( matrix->yx, temp );
@ -733,13 +735,13 @@
/* set up num_faces */
cffface->num_faces = cff->num_faces;
cffface->num_faces = (FT_Long)cff->num_faces;
/* compute number of glyphs */
if ( dict->cid_registry != 0xFFFFU )
cffface->num_glyphs = cff->charset.max_cid + 1;
cffface->num_glyphs = (FT_Long)( cff->charset.max_cid + 1 );
else
cffface->num_glyphs = cff->charstrings_index.count;
cffface->num_glyphs = (FT_Long)cff->charstrings_index.count;
/* set global bbox, as well as EM size */
cffface->bbox.xMin = dict->font_bbox.xMin >> 16;
@ -763,7 +765,8 @@
(FT_Short)( dict->underline_thickness >> 16 );
/* retrieve font family & style name */
cffface->family_name = cff_index_get_name( cff, face_index );
cffface->family_name = cff_index_get_name( cff,
(FT_UInt)face_index );
if ( cffface->family_name )
{
char* full = cff_index_get_sid_string( cff,

6
src/cff/cffparse.c
View File

@ -129,7 +129,7 @@
FT_Long* scaling )
{
FT_Byte* p = start;
FT_UInt nib;
FT_Int nib;
FT_UInt phase;
FT_Long result, number, exponent;
@ -166,7 +166,7 @@
}
/* Get the nibble. */
nib = ( p[0] >> phase ) & 0xF;
nib = (FT_Int)( p[0] >> phase ) & 0xF;
phase = 4 - phase;
if ( nib == 0xE )
@ -559,7 +559,7 @@
offset->x = cff_parse_fixed_scaled( data++, scaling );
offset->y = cff_parse_fixed_scaled( data, scaling );
*upm = power_tens[scaling];
*upm = (FT_ULong)power_tens[scaling];
FT_TRACE4(( " [%f %f %f %f %f %f]\n",
(double)matrix->xx / *upm / 65536,

18
src/pshinter/pshrec.c
View File

@ -835,14 +835,14 @@
/* add one or more stems to the current hints table */
static void
ps_hints_stem( PS_Hints hints,
FT_Int dimension,
FT_UInt count,
FT_UInt dimension,
FT_Int count,
FT_Long* stems )
{
if ( !hints->error )
{
/* limit "dimension" to 0..1 */
if ( dimension < 0 || dimension > 1 )
if ( dimension > 1 )
{
FT_TRACE0(( "ps_hints_stem: invalid dimension (%d) used\n",
dimension ));
@ -891,7 +891,7 @@
/* add one Type1 counter stem to the current hints table */
static void
ps_hints_t1stem3( PS_Hints hints,
FT_Int dimension,
FT_UInt dimension,
FT_Fixed* stems )
{
FT_Error error = FT_Err_Ok;
@ -906,7 +906,7 @@
/* limit "dimension" to 0..1 */
if ( dimension < 0 || dimension > 1 )
if ( dimension > 1 )
{
FT_TRACE0(( "ps_hints_t1stem3: invalid dimension (%d) used\n",
dimension ));
@ -1128,7 +1128,7 @@
static void
t1_hints_stem( T1_Hints hints,
FT_Int dimension,
FT_UInt dimension,
FT_Fixed* coords )
{
FT_Pos stems[2];
@ -1172,12 +1172,12 @@
static void
t2_hints_stems( T2_Hints hints,
FT_Int dimension,
FT_UInt dimension,
FT_Int count,
FT_Fixed* coords )
{
FT_Pos stems[32], y, n;
FT_Int total = count;
FT_Pos stems[32], y;
FT_Int total = count, n;
y = 0;