diff options
Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c')
-rw-r--r-- | Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c b/Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c index ee538c360d4..e1511bdbd17 100644 --- a/Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c +++ b/Build/source/libs/freetype2/freetype-src/src/cff/cffparse.c @@ -4,7 +4,7 @@ /* */ /* CFF token stream parser (body) */ /* */ -/* Copyright 1996-2016 by */ +/* Copyright 1996-2017 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -448,9 +448,21 @@ /* 16.16 fixed point is used internally for CFF2 blend results. */ /* Since these are trusted values, a limit check is not needed. */ - /* After the 255, 4 bytes are in host order. */ - /* Blend result is rounded to integer. */ - return (FT_Long)( *( (FT_UInt32 *) ( d[0] + 1 ) ) + 0x8000U ) >> 16; + /* After the 255, 4 bytes give the number. */ + /* The blend value is converted to integer, with rounding; */ + /* due to the right-shift we don't need the lowest byte. */ +#if 0 + return (FT_Short)( + ( ( ( (FT_UInt32)*( d[0] + 1 ) << 24 ) | + ( (FT_UInt32)*( d[0] + 2 ) << 16 ) | + ( (FT_UInt32)*( d[0] + 3 ) << 8 ) | + (FT_UInt32)*( d[0] + 4 ) ) + 0x8000U ) >> 16 ); +#else + return (FT_Short)( + ( ( ( (FT_UInt32)*( d[0] + 1 ) << 16 ) | + ( (FT_UInt32)*( d[0] + 2 ) << 8 ) | + (FT_UInt32)*( d[0] + 3 ) ) + 0x80U ) >> 8 ); +#endif } else @@ -882,8 +894,6 @@ FT_Error error; - error = FT_ERR( Stack_Underflow ); - if ( !priv || !priv->subfont ) { error = FT_THROW( Invalid_File_Format ); @@ -1113,6 +1123,8 @@ #define CFF_FIELD_DELTA( code, name, max, id ) i++; #undef CFF_FIELD_CALLBACK #define CFF_FIELD_CALLBACK( code, name, id ) i++; +#undef CFF_FIELD_BLEND +#define CFF_FIELD_BLEND( code, id ) i++; #include "cfftoken.h" @@ -1160,6 +1172,17 @@ clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \ i++; +#undef CFF_FIELD_BLEND +#define CFF_FIELD_BLEND( code_, id_ ) \ + clazz[i].kind = cff_kind_blend; \ + clazz[i].code = code_ | CFFCODE; \ + clazz[i].offset = 0; \ + clazz[i].size = 0; \ + clazz[i].reader = cff_parse_blend; \ + clazz[i].array_max = 0; \ + clazz[i].count_offset = 0; \ + i++; + #include "cfftoken.h" clazz[i].kind = 0; @@ -1210,6 +1233,18 @@ clazz[i].id = id_; \ i++; +#undef CFF_FIELD_BLEND +#define CFF_FIELD_BLEND( code_, id_ ) \ + clazz[i].kind = cff_kind_blend; \ + clazz[i].code = code_ | CFFCODE; \ + clazz[i].offset = 0; \ + clazz[i].size = 0; \ + clazz[i].reader = cff_parse_blend; \ + clazz[i].array_max = 0; \ + clazz[i].count_offset = 0; \ + clazz[i].id = id_; \ + i++; + #include "cfftoken.h" clazz[i].kind = 0; |