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-rw-r--r--src/3rdparty/freetype/src/cff/cffparse.c548
1 files changed, 401 insertions, 147 deletions
diff --git a/src/3rdparty/freetype/src/cff/cffparse.c b/src/3rdparty/freetype/src/cff/cffparse.c
index 01266a193d..c79ab623dc 100644
--- a/src/3rdparty/freetype/src/cff/cffparse.c
+++ b/src/3rdparty/freetype/src/cff/cffparse.c
@@ -4,7 +4,7 @@
/* */
/* CFF token stream parser (body) */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2007, 2008, 2009 by */
+/* Copyright 1996-2004, 2007-2014 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -35,8 +35,6 @@
#define FT_COMPONENT trace_cffparse
-
-
FT_LOCAL_DEF( void )
cff_parser_init( CFF_Parser parser,
FT_UInt code,
@@ -67,19 +65,17 @@
if ( p + 2 > limit )
goto Bad;
- val = (FT_Short)( ( (FT_Int)p[0] << 8 ) | p[1] );
- p += 2;
+ val = (FT_Short)( ( (FT_UShort)p[0] << 8 ) | p[1] );
}
else if ( v == 29 )
{
if ( p + 4 > limit )
goto Bad;
- val = ( (FT_Long)p[0] << 24 ) |
- ( (FT_Long)p[1] << 16 ) |
- ( (FT_Long)p[2] << 8 ) |
- p[3];
- p += 4;
+ val = (FT_Long)( ( (FT_ULong)p[0] << 24 ) |
+ ( (FT_ULong)p[1] << 16 ) |
+ ( (FT_ULong)p[2] << 8 ) |
+ (FT_ULong)p[3] );
}
else if ( v < 247 )
{
@@ -91,7 +87,6 @@
goto Bad;
val = ( v - 247 ) * 256 + p[0] + 108;
- p++;
}
else
{
@@ -99,7 +94,6 @@
goto Bad;
val = -( v - 251 ) * 256 - p[0] - 108;
- p++;
}
Exit:
@@ -107,6 +101,7 @@
Bad:
val = 0;
+ FT_TRACE4(( "!!!END OF DATA:!!!" ));
goto Exit;
}
@@ -137,26 +132,23 @@
FT_UInt nib;
FT_UInt phase;
- FT_Long result, number, rest, exponent;
- FT_Int sign = 0, exponent_sign = 0;
+ FT_Long result, number, exponent;
+ FT_Int sign = 0, exponent_sign = 0, have_overflow = 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;
@@ -170,7 +162,7 @@
/* Make sure we don't read past the end. */
if ( p >= limit )
- goto Exit;
+ goto Bad;
}
/* Get the nibble. */
@@ -196,7 +188,7 @@
}
/* Read fraction part, if any. */
- if ( nib == 0xa )
+ if ( nib == 0xA )
for (;;)
{
/* If we entered this iteration with phase == 4, we need */
@@ -207,7 +199,7 @@
/* Make sure we don't read past the end. */
if ( p >= limit )
- goto Exit;
+ goto Bad;
}
/* Get the nibble. */
@@ -246,7 +238,7 @@
/* Make sure we don't read past the end. */
if ( p >= limit )
- goto Exit;
+ goto Bad;
}
/* Get the nibble. */
@@ -255,17 +247,28 @@
if ( nib >= 10 )
break;
- exponent = exponent * 10 + nib;
-
/* Arbitrarily limit exponent. */
if ( exponent > 1000 )
- goto Exit;
+ have_overflow = 1;
+ else
+ exponent = exponent * 10 + nib;
}
if ( exponent_sign )
exponent = -exponent;
}
+ if ( !number )
+ goto Exit;
+
+ if ( have_overflow )
+ {
+ if ( exponent_sign )
+ goto Underflow;
+ else
+ goto Overflow;
+ }
+
/* We don't check `power_ten' and `exponent_add'. */
exponent += power_ten + exponent_add;
@@ -291,20 +294,25 @@
/* Make `scaling' as small as possible. */
new_fraction_length = FT_MIN( exponent, 5 );
- exponent -= new_fraction_length;
shift = new_fraction_length - fraction_length;
- number *= power_tens[shift];
- if ( number > 0x7FFFL )
+ if ( shift > 0 )
{
- number /= 10;
- exponent += 1;
+ exponent -= new_fraction_length;
+ number *= power_tens[shift];
+ if ( number > 0x7FFFL )
+ {
+ number /= 10;
+ exponent += 1;
+ }
}
+ else
+ exponent -= fraction_length;
}
else
exponent -= fraction_length;
- result = number << 16;
+ result = (FT_Long)( (FT_ULong)number << 16 );
*scaling = exponent;
}
}
@@ -327,16 +335,25 @@
integer_length += exponent;
fraction_length -= exponent;
- /* Check for overflow and underflow. */
- if ( FT_ABS( integer_length ) > 5 )
- goto Exit;
+ if ( integer_length > 5 )
+ goto Overflow;
+ if ( integer_length < -5 )
+ goto Underflow;
/* 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 )
{
@@ -350,17 +367,32 @@
number *= power_tens[-fraction_length];
if ( number > 0x7FFFL )
- goto Exit;
+ goto Overflow;
- result = number << 16;
+ result = (FT_Long)( (FT_ULong)number << 16 );
}
}
+ Exit:
if ( sign )
result = -result;
- Exit:
return result;
+
+ Overflow:
+ result = 0x7FFFFFFFL;
+ FT_TRACE4(( "!!!OVERFLOW:!!!" ));
+ goto Exit;
+
+ Underflow:
+ result = 0;
+ FT_TRACE4(( "!!!UNDERFLOW:!!!" ));
+ goto Exit;
+
+ Bad:
+ result = 0;
+ FT_TRACE4(( "!!!END OF DATA:!!!" ));
+ goto Exit;
}
@@ -375,10 +407,44 @@
/* read a floating point number, either integer or real */
static FT_Fixed
+ do_fixed( FT_Byte** d,
+ FT_Long scaling )
+ {
+ if ( **d == 30 )
+ return cff_parse_real( d[0], d[1], scaling, NULL );
+ else
+ {
+ FT_Long val = cff_parse_integer( d[0], d[1] );
+
+
+ if ( scaling )
+ val *= power_tens[scaling];
+
+ if ( val > 0x7FFF )
+ {
+ val = 0x7FFFFFFFL;
+ goto Overflow;
+ }
+ else if ( val < -0x7FFF )
+ {
+ val = -0x7FFFFFFFL;
+ goto Overflow;
+ }
+
+ return (FT_Long)( (FT_ULong)val << 16 );
+
+ Overflow:
+ FT_TRACE4(( "!!!OVERFLOW:!!!" ));
+ return val;
+ }
+ }
+
+
+ /* read a floating point number, either integer or real */
+ static FT_Fixed
cff_parse_fixed( FT_Byte** d )
{
- return **d == 30 ? cff_parse_real( d[0], d[1], 0, NULL )
- : cff_parse_integer( d[0], d[1] ) << 16;
+ return do_fixed( d, 0 );
}
@@ -388,9 +454,7 @@
cff_parse_fixed_scaled( FT_Byte** d,
FT_Long scaling )
{
- return **d == 30 ? cff_parse_real( d[0], d[1], scaling, NULL )
- : ( cff_parse_integer( d[0], d[1] ) *
- power_tens[scaling] ) << 16;
+ return do_fixed( d, scaling );
}
@@ -433,7 +497,7 @@
else
{
*scaling = 0;
- return number << 16;
+ return (FT_Long)( (FT_ULong)number << 16 );
}
}
}
@@ -447,7 +511,7 @@
FT_Vector* offset = &dict->font_offset;
FT_ULong* upm = &dict->units_per_em;
FT_Byte** data = parser->stack;
- FT_Error error = CFF_Err_Stack_Underflow;
+ FT_Error error = FT_ERR( Stack_Underflow );
if ( parser->top >= parser->stack + 6 )
@@ -455,7 +519,9 @@
FT_Long scaling;
- error = CFF_Err_Ok;
+ error = FT_Err_Ok;
+
+ dict->has_font_matrix = TRUE;
/* We expect a well-formed font matrix, this is, the matrix elements */
/* `xx' and `yy' are of approximately the same magnitude. To avoid */
@@ -470,9 +536,15 @@
if ( scaling < 0 || scaling > 9 )
{
/* Return default matrix in case of unlikely values. */
+
+ FT_TRACE1(( "cff_parse_font_matrix:"
+ " strange scaling value for xx element (%d),\n"
+ " "
+ " using default matrix\n", scaling ));
+
matrix->xx = 0x10000L;
matrix->yx = 0;
- matrix->yx = 0;
+ matrix->xy = 0;
matrix->yy = 0x10000L;
offset->x = 0;
offset->y = 0;
@@ -488,6 +560,14 @@
offset->y = cff_parse_fixed_scaled( data, scaling );
*upm = power_tens[scaling];
+
+ FT_TRACE4(( " [%f %f %f %f %f %f]\n",
+ (double)matrix->xx / *upm / 65536,
+ (double)matrix->xy / *upm / 65536,
+ (double)matrix->yx / *upm / 65536,
+ (double)matrix->yy / *upm / 65536,
+ (double)offset->x / *upm / 65536,
+ (double)offset->y / *upm / 65536 ));
}
Exit:
@@ -504,7 +584,7 @@
FT_Error error;
- error = CFF_Err_Stack_Underflow;
+ error = FT_ERR( Stack_Underflow );
if ( parser->top >= parser->stack + 4 )
{
@@ -512,7 +592,13 @@
bbox->yMin = FT_RoundFix( cff_parse_fixed( data++ ) );
bbox->xMax = FT_RoundFix( cff_parse_fixed( data++ ) );
bbox->yMax = FT_RoundFix( cff_parse_fixed( data ) );
- error = CFF_Err_Ok;
+ error = FT_Err_Ok;
+
+ FT_TRACE4(( " [%d %d %d %d]\n",
+ bbox->xMin / 65536,
+ bbox->yMin / 65536,
+ bbox->xMax / 65536,
+ bbox->yMax / 65536 ));
}
return error;
@@ -527,13 +613,16 @@
FT_Error error;
- error = CFF_Err_Stack_Underflow;
+ error = FT_ERR( Stack_Underflow );
if ( parser->top >= parser->stack + 2 )
{
dict->private_size = cff_parse_num( data++ );
dict->private_offset = cff_parse_num( data );
- error = CFF_Err_Ok;
+ FT_TRACE4(( " %lu %lu\n",
+ dict->private_size, dict->private_offset ));
+
+ error = FT_Err_Ok;
}
return error;
@@ -548,73 +637,83 @@
FT_Error error;
- error = CFF_Err_Stack_Underflow;
+ error = FT_ERR( Stack_Underflow );
if ( parser->top >= parser->stack + 3 )
{
- dict->cid_registry = (FT_UInt)cff_parse_num ( data++ );
- dict->cid_ordering = (FT_UInt)cff_parse_num ( data++ );
+ dict->cid_registry = (FT_UInt)cff_parse_num( data++ );
+ dict->cid_ordering = (FT_UInt)cff_parse_num( data++ );
if ( **data == 30 )
FT_TRACE1(( "cff_parse_cid_ros: real supplement is rounded\n" ));
dict->cid_supplement = cff_parse_num( data );
if ( dict->cid_supplement < 0 )
FT_TRACE1(( "cff_parse_cid_ros: negative supplement %d is found\n",
dict->cid_supplement ));
- error = CFF_Err_Ok;
+ error = FT_Err_Ok;
+
+ FT_TRACE4(( " %d %d %d\n",
+ dict->cid_registry,
+ dict->cid_ordering,
+ dict->cid_supplement ));
}
return error;
}
-#define CFF_FIELD_NUM( code, name ) \
- CFF_FIELD( code, name, cff_kind_num )
-#define CFF_FIELD_FIXED( code, name ) \
- CFF_FIELD( code, name, cff_kind_fixed )
-#define CFF_FIELD_FIXED_1000( code, name ) \
- CFF_FIELD( code, name, cff_kind_fixed_thousand )
-#define CFF_FIELD_STRING( code, name ) \
- CFF_FIELD( code, name, cff_kind_string )
-#define CFF_FIELD_BOOL( code, name ) \
- CFF_FIELD( code, name, cff_kind_bool )
-#define CFF_FIELD_DELTA( code, name, max ) \
- CFF_FIELD( code, name, cff_kind_delta )
+#define CFF_FIELD_NUM( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_num )
+#define CFF_FIELD_FIXED( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_fixed )
+#define CFF_FIELD_FIXED_1000( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_fixed_thousand )
+#define CFF_FIELD_STRING( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_string )
+#define CFF_FIELD_BOOL( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_bool )
#define CFFCODE_TOPDICT 0x1000
#define CFFCODE_PRIVATE 0x2000
+
#ifndef FT_CONFIG_OPTION_PIC
-#define CFF_FIELD_CALLBACK( code, name ) \
- { \
- cff_kind_callback, \
- code | CFFCODE, \
- 0, 0, \
- cff_parse_ ## name, \
- 0, 0 \
- },
#undef CFF_FIELD
-#define CFF_FIELD( code, name, kind ) \
- { \
- kind, \
- code | CFFCODE, \
- FT_FIELD_OFFSET( name ), \
- FT_FIELD_SIZE( name ), \
- 0, 0, 0 \
+#undef CFF_FIELD_DELTA
+
+
+#ifndef FT_DEBUG_LEVEL_TRACE
+
+
+#define CFF_FIELD_CALLBACK( code, name, id ) \
+ { \
+ cff_kind_callback, \
+ code | CFFCODE, \
+ 0, 0, \
+ cff_parse_ ## name, \
+ 0, 0 \
},
-#undef CFF_FIELD_DELTA
-#define CFF_FIELD_DELTA( code, name, max ) \
- { \
- cff_kind_delta, \
- code | CFFCODE, \
- FT_FIELD_OFFSET( name ), \
- FT_FIELD_SIZE_DELTA( name ), \
- 0, \
- max, \
- FT_FIELD_OFFSET( num_ ## name ) \
- },
+#define CFF_FIELD( code, name, id, kind ) \
+ { \
+ kind, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE( name ), \
+ 0, 0, 0 \
+ },
+
+#define CFF_FIELD_DELTA( code, name, max, id ) \
+ { \
+ cff_kind_delta, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE_DELTA( name ), \
+ 0, \
+ max, \
+ FT_FIELD_OFFSET( num_ ## name ) \
+ },
static const CFF_Field_Handler cff_field_handlers[] =
{
@@ -625,83 +724,200 @@
};
+#else /* FT_DEBUG_LEVEL_TRACE */
+
+
+
+#define CFF_FIELD_CALLBACK( code, name, id ) \
+ { \
+ cff_kind_callback, \
+ code | CFFCODE, \
+ 0, 0, \
+ cff_parse_ ## name, \
+ 0, 0, \
+ id \
+ },
+
+#define CFF_FIELD( code, name, id, kind ) \
+ { \
+ kind, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE( name ), \
+ 0, 0, 0, \
+ id \
+ },
+
+#define CFF_FIELD_DELTA( code, name, max, id ) \
+ { \
+ cff_kind_delta, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE_DELTA( name ), \
+ 0, \
+ max, \
+ FT_FIELD_OFFSET( num_ ## name ), \
+ id \
+ },
+
+ static const CFF_Field_Handler cff_field_handlers[] =
+ {
+
+#include "cfftoken.h"
+
+ { 0, 0, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
#else /* FT_CONFIG_OPTION_PIC */
- void FT_Destroy_Class_cff_field_handlers(FT_Library library, CFF_Field_Handler* clazz)
+
+ void
+ FT_Destroy_Class_cff_field_handlers( FT_Library library,
+ CFF_Field_Handler* clazz )
{
- FT_Memory memory = library->memory;
+ FT_Memory memory = library->memory;
+
+
if ( clazz )
FT_FREE( clazz );
}
- FT_Error FT_Create_Class_cff_field_handlers(FT_Library library, CFF_Field_Handler** output_class)
+
+ FT_Error
+ FT_Create_Class_cff_field_handlers( FT_Library library,
+ CFF_Field_Handler** output_class )
{
- CFF_Field_Handler* clazz;
- FT_Error error;
- FT_Memory memory = library->memory;
- int i=0;
+ CFF_Field_Handler* clazz = NULL;
+ FT_Error error;
+ FT_Memory memory = library->memory;
+
+ int i = 0;
+
#undef CFF_FIELD
+#define CFF_FIELD( code, name, id, kind ) i++;
#undef CFF_FIELD_DELTA
+#define CFF_FIELD_DELTA( code, name, max, id ) i++;
#undef CFF_FIELD_CALLBACK
-#define CFF_FIELD_CALLBACK( code, name ) i++;
-#define CFF_FIELD( code, name, kind ) i++;
-#define CFF_FIELD_DELTA( code, name, max ) i++;
+#define CFF_FIELD_CALLBACK( code, name, id ) i++;
#include "cfftoken.h"
- i++;/*{ 0, 0, 0, 0, 0, 0, 0 }*/
- if ( FT_ALLOC( clazz, sizeof(CFF_Field_Handler)*i ) )
+ i++; /* { 0, 0, 0, 0, 0, 0, 0 } */
+
+ if ( FT_ALLOC( clazz, sizeof ( CFF_Field_Handler ) * i ) )
return error;
- i=0;
-#undef CFF_FIELD
-#undef CFF_FIELD_DELTA
+ i = 0;
+
+
+#ifndef FT_DEBUG_LEVEL_TRACE
+
+
#undef CFF_FIELD_CALLBACK
+#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \
+ clazz[i].kind = cff_kind_callback; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = 0; \
+ clazz[i].size = 0; \
+ clazz[i].reader = cff_parse_ ## name_; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ i++;
+
+#undef CFF_FIELD
+#define CFF_FIELD( code_, name_, id_, kind_ ) \
+ clazz[i].kind = kind_; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ i++; \
+
+#undef CFF_FIELD_DELTA
+#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \
+ clazz[i].kind = cff_kind_delta; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = max_; \
+ clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \
+ i++;
+
+#include "cfftoken.h"
+
+ clazz[i].kind = 0;
+ clazz[i].code = 0;
+ clazz[i].offset = 0;
+ clazz[i].size = 0;
+ clazz[i].reader = 0;
+ clazz[i].array_max = 0;
+ clazz[i].count_offset = 0;
-#define CFF_FIELD_CALLBACK( code_, name_ ) \
- clazz[i].kind = cff_kind_callback; \
- clazz[i].code = code_ | CFFCODE; \
- clazz[i].offset = 0; \
- clazz[i].size = 0; \
- clazz[i].reader = cff_parse_ ## name_; \
- clazz[i].array_max = 0; \
- clazz[i].count_offset = 0; \
- i++;
+
+#else /* FT_DEBUG_LEVEL_TRACE */
+
+
+#undef CFF_FIELD_CALLBACK
+#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \
+ clazz[i].kind = cff_kind_callback; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = 0; \
+ clazz[i].size = 0; \
+ clazz[i].reader = cff_parse_ ## name_; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ clazz[i].id = id_; \
+ i++;
#undef CFF_FIELD
-#define CFF_FIELD( code_, name_, kind_ ) \
- clazz[i].kind = kind_; \
- clazz[i].code = code_ | CFFCODE; \
- clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
- clazz[i].size = FT_FIELD_SIZE( name_ ); \
- clazz[i].reader = 0; \
- clazz[i].array_max = 0; \
- clazz[i].count_offset = 0; \
- i++; \
+#define CFF_FIELD( code_, name_, id_, kind_ ) \
+ clazz[i].kind = kind_; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ clazz[i].id = id_; \
+ i++; \
#undef CFF_FIELD_DELTA
-#define CFF_FIELD_DELTA( code_, name_, max_ ) \
- clazz[i].kind = cff_kind_delta; \
- clazz[i].code = code_ | CFFCODE; \
- clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
- clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \
- clazz[i].reader = 0; \
- clazz[i].array_max = max_; \
- clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \
- i++;
+#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \
+ clazz[i].kind = cff_kind_delta; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = max_; \
+ clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \
+ clazz[i].id = id_; \
+ i++;
#include "cfftoken.h"
- clazz[i].kind = 0;
- clazz[i].code = 0;
- clazz[i].offset = 0;
- clazz[i].size = 0;
- clazz[i].reader = 0;
- clazz[i].array_max = 0;
+ clazz[i].kind = 0;
+ clazz[i].code = 0;
+ clazz[i].offset = 0;
+ clazz[i].size = 0;
+ clazz[i].reader = 0;
+ clazz[i].array_max = 0;
clazz[i].count_offset = 0;
+ clazz[i].id = 0;
+
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
*output_class = clazz;
+
return FT_Err_Ok;
}
@@ -715,9 +931,9 @@
FT_Byte* limit )
{
FT_Byte* p = start;
- FT_Error error = CFF_Err_Ok;
+ FT_Error error = FT_Err_Ok;
FT_Library library = parser->library;
- FT_UNUSED(library);
+ FT_UNUSED( library );
parser->top = parser->stack;
@@ -789,7 +1005,7 @@
}
code = code | parser->object_code;
- for ( field = FT_CFF_FIELD_HANDLERS_GET; field->kind; field++ )
+ for ( field = CFF_FIELD_HANDLERS_GET; field->kind; field++ )
{
if ( field->code == (FT_Int)code )
{
@@ -798,6 +1014,10 @@
FT_Byte* q = (FT_Byte*)parser->object + field->offset;
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_TRACE4(( " %s", field->id ));
+#endif
+
/* check that we have enough arguments -- except for */
/* delta encoded arrays, which can be empty */
if ( field->kind != cff_kind_delta && num_args < 1 )
@@ -836,6 +1056,34 @@
default: /* for 64-bit systems */
*(FT_Long*)q = val;
}
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ switch ( field->kind )
+ {
+ case cff_kind_bool:
+ FT_TRACE4(( " %s\n", val ? "true" : "false" ));
+ break;
+
+ case cff_kind_string:
+ FT_TRACE4(( " %ld (SID)\n", val ));
+ break;
+
+ case cff_kind_num:
+ FT_TRACE4(( " %ld\n", val ));
+ break;
+
+ case cff_kind_fixed:
+ FT_TRACE4(( " %f\n", (double)val / 65536 ));
+ break;
+
+ case cff_kind_fixed_thousand:
+ FT_TRACE4(( " %f\n", (double)val / 65536 / 1000 ));
+
+ default:
+ ; /* never reached */
+ }
+#endif
+
break;
case cff_kind_delta:
@@ -849,6 +1097,8 @@
if ( num_args > field->array_max )
num_args = field->array_max;
+ FT_TRACE4(( " [" ));
+
/* store count */
*qcount = (FT_Byte)num_args;
@@ -874,9 +1124,13 @@
*(FT_Long*)q = val;
}
+ FT_TRACE4(( " %ld", val ));
+
q += field->size;
num_args--;
}
+
+ FT_TRACE4(( "]\n" ));
}
break;
@@ -903,15 +1157,15 @@
return error;
Stack_Overflow:
- error = CFF_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
Stack_Underflow:
- error = CFF_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
Syntax_Error:
- error = CFF_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-06 02:19:15 +0000