diff options
Diffstat (limited to 'src/3rdparty/freetype/src/type1')
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1afm.c | 28 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1driver.c | 468 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1driver.h | 2 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1errors.h | 3 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1gload.c | 90 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1gload.h | 10 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1load.c | 272 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1objs.c | 84 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1objs.h | 31 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1parse.c | 76 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/type1/t1tokens.h | 2 |
11 files changed, 772 insertions, 294 deletions
diff --git a/src/3rdparty/freetype/src/type1/t1afm.c b/src/3rdparty/freetype/src/type1/t1afm.c index ef343901a4..de9c1997c4 100644 --- a/src/3rdparty/freetype/src/type1/t1afm.c +++ b/src/3rdparty/freetype/src/type1/t1afm.c @@ -4,7 +4,7 @@ /* */ /* AFM support for Type 1 fonts (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ +/* Copyright 1996-2011, 2013 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -18,9 +18,10 @@ #include <ft2build.h> #include "t1afm.h" -#include "t1errors.h" +#include FT_INTERNAL_DEBUG_H #include FT_INTERNAL_STREAM_H #include FT_INTERNAL_POSTSCRIPT_AUX_H +#include "t1errors.h" /*************************************************************************/ @@ -107,7 +108,7 @@ FT_Stream stream, AFM_FontInfo fi ) { - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; FT_Memory memory = stream->memory; FT_Byte* start; FT_Byte* limit; @@ -121,14 +122,13 @@ start = (FT_Byte*)stream->cursor; limit = (FT_Byte*)stream->limit; - p = start; /* Figure out how long the width table is. */ /* This info is a little-endian short at offset 99. */ p = start + 99; if ( p + 2 > limit ) { - error = T1_Err_Unknown_File_Format; + error = FT_THROW( Unknown_File_Format ); goto Exit; } width_table_length = FT_PEEK_USHORT_LE( p ); @@ -148,7 +148,7 @@ if ( p + 2 > limit ) { - error = T1_Err_Unknown_File_Format; + error = FT_THROW( Unknown_File_Format ); goto Exit; } @@ -156,7 +156,7 @@ p += 2; if ( p + 4 * fi->NumKernPair > limit ) { - error = T1_Err_Unknown_File_Format; + error = FT_THROW( Unknown_File_Format ); goto Exit; } @@ -235,10 +235,10 @@ FT_Stream stream ) { PSAux_Service psaux; - FT_Memory memory = stream->memory; + FT_Memory memory = stream->memory; AFM_ParserRec parser; - AFM_FontInfo fi; - FT_Error error = T1_Err_Unknown_File_Format; + AFM_FontInfo fi = NULL; + FT_Error error = FT_ERR( Unknown_File_Format ); T1_Font t1_font = &( (T1_Face)t1_face )->type1; @@ -251,7 +251,7 @@ fi->Descender = t1_font->font_bbox.yMin; psaux = (PSAux_Service)( (T1_Face)t1_face )->psaux; - if ( psaux && psaux->afm_parser_funcs ) + if ( psaux->afm_parser_funcs ) { error = psaux->afm_parser_funcs->init( &parser, stream->memory, @@ -269,7 +269,7 @@ } } - if ( error == T1_Err_Unknown_File_Format ) + if ( FT_ERR_EQ( error, Unknown_File_Format ) ) { FT_Byte* start = stream->cursor; @@ -366,7 +366,7 @@ if ( !fi ) - return T1_Err_Invalid_Argument; + return FT_THROW( Invalid_Argument ); for ( i = 0; i < fi->NumTrackKern; i++ ) { @@ -389,7 +389,7 @@ } } - return T1_Err_Ok; + return FT_Err_Ok; } diff --git a/src/3rdparty/freetype/src/type1/t1driver.c b/src/3rdparty/freetype/src/type1/t1driver.c index 8c398eee22..2602bdb6ff 100644 --- a/src/3rdparty/freetype/src/type1/t1driver.c +++ b/src/3rdparty/freetype/src/type1/t1driver.c @@ -4,7 +4,7 @@ /* */ /* Type 1 driver interface (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2009 by */ +/* Copyright 1996-2004, 2006, 2007, 2009, 2011, 2013, 2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -61,7 +61,7 @@ { FT_STRCPYN( buffer, face->type1.glyph_names[glyph_index], buffer_max ); - return T1_Err_Ok; + return FT_Err_Ok; } @@ -69,13 +69,13 @@ t1_get_name_index( T1_Face face, FT_String* glyph_name ) { - FT_Int i; - FT_String* gname; + FT_Int i; for ( i = 0; i < face->type1.num_glyphs; i++ ) { - gname = face->type1.glyph_names[i]; + FT_String* gname = face->type1.glyph_names[i]; + if ( !ft_strcmp( glyph_name, gname ) ) return (FT_UInt)i; @@ -138,7 +138,7 @@ { *afont_info = ((T1_Face)face)->type1.font_info; - return T1_Err_Ok; + return FT_Err_Ok; } @@ -148,7 +148,7 @@ { *afont_extra = ((T1_Face)face)->type1.font_extra; - return T1_Err_Ok; + return FT_Err_Ok; } @@ -167,7 +167,399 @@ { *afont_private = ((T1_Face)face)->type1.private_dict; - return T1_Err_Ok; + return FT_Err_Ok; + } + + + static FT_Long + t1_ps_get_font_value( FT_Face face, + PS_Dict_Keys key, + FT_UInt idx, + void *value, + FT_Long value_len ) + { + FT_Long retval = -1; + T1_Face t1face = (T1_Face)face; + T1_Font type1 = &t1face->type1; + + + switch ( key ) + { + case PS_DICT_FONT_TYPE: + retval = sizeof ( type1->font_type ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->font_type; + break; + + case PS_DICT_FONT_MATRIX: + if ( idx < sizeof ( type1->font_matrix ) / + sizeof ( type1->font_matrix.xx ) ) + { + FT_Fixed val = 0; + + + retval = sizeof ( val ); + if ( value && value_len >= retval ) + { + switch ( idx ) + { + case 0: + val = type1->font_matrix.xx; + break; + case 1: + val = type1->font_matrix.xy; + break; + case 2: + val = type1->font_matrix.yx; + break; + case 3: + val = type1->font_matrix.yy; + break; + } + *((FT_Fixed *)value) = val; + } + } + break; + + case PS_DICT_FONT_BBOX: + if ( idx < sizeof ( type1->font_bbox ) / + sizeof ( type1->font_bbox.xMin ) ) + { + FT_Fixed val = 0; + + + retval = sizeof ( val ); + if ( value && value_len >= retval ) + { + switch ( idx ) + { + case 0: + val = type1->font_bbox.xMin; + break; + case 1: + val = type1->font_bbox.yMin; + break; + case 2: + val = type1->font_bbox.xMax; + break; + case 3: + val = type1->font_bbox.yMax; + break; + } + *((FT_Fixed *)value) = val; + } + } + break; + + case PS_DICT_PAINT_TYPE: + retval = sizeof ( type1->paint_type ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->paint_type; + break; + + case PS_DICT_FONT_NAME: + retval = (FT_Long)( ft_strlen( type1->font_name ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_name ), retval ); + break; + + case PS_DICT_UNIQUE_ID: + retval = sizeof ( type1->private_dict.unique_id ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->private_dict.unique_id; + break; + + case PS_DICT_NUM_CHAR_STRINGS: + retval = sizeof ( type1->num_glyphs ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->num_glyphs; + break; + + case PS_DICT_CHAR_STRING_KEY: + if ( idx < (FT_UInt)type1->num_glyphs ) + { + retval = (FT_Long)( ft_strlen( type1->glyph_names[idx] ) + 1 ); + if ( value && value_len >= retval ) + { + ft_memcpy( value, (void *)( type1->glyph_names[idx] ), retval ); + ((FT_Char *)value)[retval - 1] = (FT_Char)'\0'; + } + } + break; + + case PS_DICT_CHAR_STRING: + if ( idx < (FT_UInt)type1->num_glyphs ) + { + retval = (FT_Long)( type1->charstrings_len[idx] + 1 ); + if ( value && value_len >= retval ) + { + ft_memcpy( value, (void *)( type1->charstrings[idx] ), + retval - 1 ); + ((FT_Char *)value)[retval - 1] = (FT_Char)'\0'; + } + } + break; + + case PS_DICT_ENCODING_TYPE: + retval = sizeof ( type1->encoding_type ); + if ( value && value_len >= retval ) + *((T1_EncodingType *)value) = type1->encoding_type; + break; + + case PS_DICT_ENCODING_ENTRY: + if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY && + idx < (FT_UInt)type1->encoding.num_chars ) + { + retval = (FT_Long)( ft_strlen( type1->encoding.char_name[idx] ) + 1 ); + if ( value && value_len >= retval ) + { + ft_memcpy( value, (void *)( type1->encoding.char_name[idx] ), + retval - 1 ); + ((FT_Char *)value)[retval - 1] = (FT_Char)'\0'; + } + } + break; + + case PS_DICT_NUM_SUBRS: + retval = sizeof ( type1->num_subrs ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->num_subrs; + break; + + case PS_DICT_SUBR: + if ( idx < (FT_UInt)type1->num_subrs ) + { + retval = (FT_Long)( type1->subrs_len[idx] + 1 ); + if ( value && value_len >= retval ) + { + ft_memcpy( value, (void *)( type1->subrs[idx] ), retval - 1 ); + ((FT_Char *)value)[retval - 1] = (FT_Char)'\0'; + } + } + break; + + case PS_DICT_STD_HW: + retval = sizeof ( type1->private_dict.standard_width[0] ); + if ( value && value_len >= retval ) + *((FT_UShort *)value) = type1->private_dict.standard_width[0]; + break; + + case PS_DICT_STD_VW: + retval = sizeof ( type1->private_dict.standard_height[0] ); + if ( value && value_len >= retval ) + *((FT_UShort *)value) = type1->private_dict.standard_height[0]; + break; + + case PS_DICT_NUM_BLUE_VALUES: + retval = sizeof ( type1->private_dict.num_blue_values ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_blue_values; + break; + + case PS_DICT_BLUE_VALUE: + if ( idx < type1->private_dict.num_blue_values ) + { + retval = sizeof ( type1->private_dict.blue_values[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.blue_values[idx]; + } + break; + + case PS_DICT_BLUE_SCALE: + retval = sizeof ( type1->private_dict.blue_scale ); + if ( value && value_len >= retval ) + *((FT_Fixed *)value) = type1->private_dict.blue_scale; + break; + + case PS_DICT_BLUE_FUZZ: + retval = sizeof ( type1->private_dict.blue_fuzz ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->private_dict.blue_fuzz; + break; + + case PS_DICT_BLUE_SHIFT: + retval = sizeof ( type1->private_dict.blue_shift ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->private_dict.blue_shift; + break; + + case PS_DICT_NUM_OTHER_BLUES: + retval = sizeof ( type1->private_dict.num_other_blues ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_other_blues; + break; + + case PS_DICT_OTHER_BLUE: + if ( idx < type1->private_dict.num_other_blues ) + { + retval = sizeof ( type1->private_dict.other_blues[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.other_blues[idx]; + } + break; + + case PS_DICT_NUM_FAMILY_BLUES: + retval = sizeof ( type1->private_dict.num_family_blues ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_family_blues; + break; + + case PS_DICT_FAMILY_BLUE: + if ( idx < type1->private_dict.num_family_blues ) + { + retval = sizeof ( type1->private_dict.family_blues[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.family_blues[idx]; + } + break; + + case PS_DICT_NUM_FAMILY_OTHER_BLUES: + retval = sizeof ( type1->private_dict.num_family_other_blues ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_family_other_blues; + break; + + case PS_DICT_FAMILY_OTHER_BLUE: + if ( idx < type1->private_dict.num_family_other_blues ) + { + retval = sizeof ( type1->private_dict.family_other_blues[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.family_other_blues[idx]; + } + break; + + case PS_DICT_NUM_STEM_SNAP_H: + retval = sizeof ( type1->private_dict.num_snap_widths ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_snap_widths; + break; + + case PS_DICT_STEM_SNAP_H: + if ( idx < type1->private_dict.num_snap_widths ) + { + retval = sizeof ( type1->private_dict.snap_widths[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.snap_widths[idx]; + } + break; + + case PS_DICT_NUM_STEM_SNAP_V: + retval = sizeof ( type1->private_dict.num_snap_heights ); + if ( value && value_len >= retval ) + *((FT_Byte *)value) = type1->private_dict.num_snap_heights; + break; + + case PS_DICT_STEM_SNAP_V: + if ( idx < type1->private_dict.num_snap_heights ) + { + retval = sizeof ( type1->private_dict.snap_heights[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.snap_heights[idx]; + } + break; + + case PS_DICT_RND_STEM_UP: + retval = sizeof ( type1->private_dict.round_stem_up ); + if ( value && value_len >= retval ) + *((FT_Bool *)value) = type1->private_dict.round_stem_up; + break; + + case PS_DICT_FORCE_BOLD: + retval = sizeof ( type1->private_dict.force_bold ); + if ( value && value_len >= retval ) + *((FT_Bool *)value) = type1->private_dict.force_bold; + break; + + case PS_DICT_MIN_FEATURE: + if ( idx < sizeof ( type1->private_dict.min_feature ) / + sizeof ( type1->private_dict.min_feature[0] ) ) + { + retval = sizeof ( type1->private_dict.min_feature[idx] ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->private_dict.min_feature[idx]; + } + break; + + case PS_DICT_LEN_IV: + retval = sizeof ( type1->private_dict.lenIV ); + if ( value && value_len >= retval ) + *((FT_Int *)value) = type1->private_dict.lenIV; + break; + + case PS_DICT_PASSWORD: + retval = sizeof ( type1->private_dict.password ); + if ( value && value_len >= retval ) + *((FT_Long *)value) = type1->private_dict.password; + break; + + case PS_DICT_LANGUAGE_GROUP: + retval = sizeof ( type1->private_dict.language_group ); + if ( value && value_len >= retval ) + *((FT_Long *)value) = type1->private_dict.language_group; + break; + + case PS_DICT_IS_FIXED_PITCH: + retval = sizeof ( type1->font_info.is_fixed_pitch ); + if ( value && value_len >= retval ) + *((FT_Bool *)value) = type1->font_info.is_fixed_pitch; + break; + + case PS_DICT_UNDERLINE_POSITION: + retval = sizeof ( type1->font_info.underline_position ); + if ( value && value_len >= retval ) + *((FT_Short *)value) = type1->font_info.underline_position; + break; + + case PS_DICT_UNDERLINE_THICKNESS: + retval = sizeof ( type1->font_info.underline_thickness ); + if ( value && value_len >= retval ) + *((FT_UShort *)value) = type1->font_info.underline_thickness; + break; + + case PS_DICT_FS_TYPE: + retval = sizeof ( type1->font_extra.fs_type ); + if ( value && value_len >= retval ) + *((FT_UShort *)value) = type1->font_extra.fs_type; + break; + + case PS_DICT_VERSION: + retval = (FT_Long)( ft_strlen( type1->font_info.version ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_info.version ), retval ); + break; + + case PS_DICT_NOTICE: + retval = (FT_Long)( ft_strlen( type1->font_info.notice ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_info.notice ), retval ); + break; + + case PS_DICT_FULL_NAME: + retval = (FT_Long)( ft_strlen( type1->font_info.full_name ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_info.full_name ), retval ); + break; + + case PS_DICT_FAMILY_NAME: + retval = (FT_Long)( ft_strlen( type1->font_info.family_name ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_info.family_name ), retval ); + break; + + case PS_DICT_WEIGHT: + retval = (FT_Long)( ft_strlen( type1->font_info.weight ) + 1 ); + if ( value && value_len >= retval ) + ft_memcpy( value, (void *)( type1->font_info.weight ), retval ); + break; + + case PS_DICT_ITALIC_ANGLE: + retval = sizeof ( type1->font_info.italic_angle ); + if ( value && value_len >= retval ) + *((FT_Long *)value) = type1->font_info.italic_angle; + break; + } + + return retval; } @@ -177,6 +569,7 @@ (PS_GetFontExtraFunc) t1_ps_get_font_extra, (PS_HasGlyphNamesFunc) t1_ps_has_glyph_names, (PS_GetFontPrivateFunc)t1_ps_get_font_private, + (PS_GetFontValueFunc) t1_ps_get_font_value, }; @@ -211,11 +604,11 @@ }; - static FT_Module_Interface - Get_Interface( FT_Driver driver, + FT_CALLBACK_DEF( FT_Module_Interface ) + Get_Interface( FT_Module module, const FT_String* t1_interface ) { - FT_UNUSED( driver ); + FT_UNUSED( module ); return ft_service_list_lookup( t1_services, t1_interface ); } @@ -256,11 +649,14 @@ /* They can be implemented by format-specific interfaces. */ /* */ static FT_Error - Get_Kerning( T1_Face face, + Get_Kerning( FT_Face t1face, /* T1_Face */ FT_UInt left_glyph, FT_UInt right_glyph, FT_Vector* kerning ) { + T1_Face face = (T1_Face)t1face; + + kerning->x = 0; kerning->y = 0; @@ -270,7 +666,7 @@ right_glyph, kerning ); - return T1_Err_Ok; + return FT_Err_Ok; } @@ -285,7 +681,7 @@ FT_MODULE_DRIVER_SCALABLE | FT_MODULE_DRIVER_HAS_HINTER, - sizeof( FT_DriverRec ), + sizeof ( FT_DriverRec ), "type1", 0x10000L, @@ -293,38 +689,34 @@ 0, /* format interface */ - (FT_Module_Constructor)T1_Driver_Init, - (FT_Module_Destructor) T1_Driver_Done, - (FT_Module_Requester) Get_Interface, + T1_Driver_Init, + T1_Driver_Done, + Get_Interface, }, - sizeof( T1_FaceRec ), - sizeof( T1_SizeRec ), - sizeof( T1_GlyphSlotRec ), + sizeof ( T1_FaceRec ), + sizeof ( T1_SizeRec ), + sizeof ( T1_GlyphSlotRec ), - (FT_Face_InitFunc) T1_Face_Init, - (FT_Face_DoneFunc) T1_Face_Done, - (FT_Size_InitFunc) T1_Size_Init, - (FT_Size_DoneFunc) T1_Size_Done, - (FT_Slot_InitFunc) T1_GlyphSlot_Init, - (FT_Slot_DoneFunc) T1_GlyphSlot_Done, + T1_Face_Init, + T1_Face_Done, + T1_Size_Init, + T1_Size_Done, + T1_GlyphSlot_Init, + T1_GlyphSlot_Done, -#ifdef FT_CONFIG_OPTION_OLD_INTERNALS - ft_stub_set_char_sizes, - ft_stub_set_pixel_sizes, -#endif - (FT_Slot_LoadFunc) T1_Load_Glyph, + T1_Load_Glyph, #ifdef T1_CONFIG_OPTION_NO_AFM - (FT_Face_GetKerningFunc) 0, - (FT_Face_AttachFunc) 0, + 0, /* FT_Face_GetKerningFunc */ + 0, /* FT_Face_AttachFunc */ #else - (FT_Face_GetKerningFunc) Get_Kerning, - (FT_Face_AttachFunc) T1_Read_Metrics, + Get_Kerning, + T1_Read_Metrics, #endif - (FT_Face_GetAdvancesFunc) T1_Get_Advances, - (FT_Size_RequestFunc) T1_Size_Request, - (FT_Size_SelectFunc) 0 + T1_Get_Advances, + T1_Size_Request, + 0 /* FT_Size_SelectFunc */ }; diff --git a/src/3rdparty/freetype/src/type1/t1driver.h b/src/3rdparty/freetype/src/type1/t1driver.h index 9fecbeb0f8..639cd4a7ad 100644 --- a/src/3rdparty/freetype/src/type1/t1driver.h +++ b/src/3rdparty/freetype/src/type1/t1driver.h @@ -28,7 +28,7 @@ FT_BEGIN_HEADER #ifdef FT_CONFIG_OPTION_PIC #error "this module does not support PIC yet" -#endif +#endif FT_EXPORT_VAR( const FT_Driver_ClassRec ) t1_driver_class; diff --git a/src/3rdparty/freetype/src/type1/t1errors.h b/src/3rdparty/freetype/src/type1/t1errors.h index 81221c343d..8740530eef 100644 --- a/src/3rdparty/freetype/src/type1/t1errors.h +++ b/src/3rdparty/freetype/src/type1/t1errors.h @@ -4,7 +4,7 @@ /* */ /* Type 1 error codes (specification only). */ /* */ -/* Copyright 2001 by */ +/* Copyright 2001, 2012 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -29,6 +29,7 @@ #undef __FTERRORS_H__ +#undef FT_ERR_PREFIX #define FT_ERR_PREFIX T1_Err_ #define FT_ERR_BASE FT_Mod_Err_Type1 diff --git a/src/3rdparty/freetype/src/type1/t1gload.c b/src/3rdparty/freetype/src/type1/t1gload.c index f3fad4f5df..af102fd85e 100644 --- a/src/3rdparty/freetype/src/type1/t1gload.c +++ b/src/3rdparty/freetype/src/type1/t1gload.c @@ -4,7 +4,7 @@ /* */ /* Type 1 Glyph Loader (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2010 by */ +/* Copyright 1996-2006, 2008-2010, 2013, 2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -61,7 +61,7 @@ { T1_Face face = (T1_Face)decoder->builder.face; T1_Font type1 = &face->type1; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; #ifdef FT_CONFIG_OPTION_INCREMENTAL FT_Incremental_InterfaceRec *inc = @@ -194,7 +194,7 @@ for ( glyph_index = 0; glyph_index < type1->num_glyphs; glyph_index++ ) { /* now get load the unscaled outline */ - error = T1_Parse_Glyph( &decoder, glyph_index ); + (void)T1_Parse_Glyph( &decoder, glyph_index ); if ( glyph_index == 0 || decoder.builder.advance.x > *max_advance ) *max_advance = decoder.builder.advance.x; @@ -203,17 +203,18 @@ psaux->t1_decoder_funcs->done( &decoder ); - return T1_Err_Ok; + return FT_Err_Ok; } FT_LOCAL_DEF( FT_Error ) - T1_Get_Advances( T1_Face face, + T1_Get_Advances( FT_Face t1face, /* T1_Face */ FT_UInt first, FT_UInt count, - FT_ULong load_flags, + FT_Int32 load_flags, FT_Fixed* advances ) { + T1_Face face = (T1_Face)t1face; T1_DecoderRec decoder; T1_Font type1 = &face->type1; PSAux_Service psaux = (PSAux_Service)face->psaux; @@ -226,7 +227,7 @@ for ( nn = 0; nn < count; nn++ ) advances[nn] = 0; - return T1_Err_Ok; + return FT_Err_Ok; } error = psaux->t1_decoder_funcs->init( &decoder, @@ -260,19 +261,20 @@ advances[nn] = 0; } - return T1_Err_Ok; + return FT_Err_Ok; } FT_LOCAL_DEF( FT_Error ) - T1_Load_Glyph( T1_GlyphSlot glyph, - T1_Size size, + T1_Load_Glyph( FT_GlyphSlot t1glyph, /* T1_GlyphSlot */ + FT_Size t1size, /* T1_Size */ FT_UInt glyph_index, FT_Int32 load_flags ) { + T1_GlyphSlot glyph = (T1_GlyphSlot)t1glyph; FT_Error error; T1_DecoderRec decoder; - T1_Face face = (T1_Face)glyph->root.face; + T1_Face face = (T1_Face)t1glyph->face; FT_Bool hinting; T1_Font type1 = &face->type1; PSAux_Service psaux = (PSAux_Service)face->psaux; @@ -294,19 +296,21 @@ if ( glyph_index >= (FT_UInt)face->root.num_glyphs ) #endif /* FT_CONFIG_OPTION_INCREMENTAL */ { - error = T1_Err_Invalid_Argument; + error = FT_THROW( Invalid_Argument ); goto Exit; } + FT_TRACE1(( "T1_Load_Glyph: glyph index %d\n", glyph_index )); + FT_ASSERT( ( face->len_buildchar == 0 ) == ( face->buildchar == NULL ) ); if ( load_flags & FT_LOAD_NO_RECURSE ) load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING; - if ( size ) + if ( t1size ) { - glyph->x_scale = size->root.metrics.x_scale; - glyph->y_scale = size->root.metrics.y_scale; + glyph->x_scale = t1size->metrics.x_scale; + glyph->y_scale = t1size->metrics.y_scale; } else { @@ -314,18 +318,18 @@ glyph->y_scale = 0x10000L; } - glyph->root.outline.n_points = 0; - glyph->root.outline.n_contours = 0; + t1glyph->outline.n_points = 0; + t1glyph->outline.n_contours = 0; hinting = FT_BOOL( ( load_flags & FT_LOAD_NO_SCALE ) == 0 && ( load_flags & FT_LOAD_NO_HINTING ) == 0 ); - glyph->root.format = FT_GLYPH_FORMAT_OUTLINE; + t1glyph->format = FT_GLYPH_FORMAT_OUTLINE; error = decoder_funcs->init( &decoder, - (FT_Face)face, - (FT_Size)size, - (FT_GlyphSlot)glyph, + t1glyph->face, + t1size, + t1glyph, (FT_Byte**)type1->glyph_names, face->blend, FT_BOOL( hinting ), @@ -368,19 +372,19 @@ /* bearing the yMax */ if ( !error ) { - glyph->root.outline.flags &= FT_OUTLINE_OWNER; - glyph->root.outline.flags |= FT_OUTLINE_REVERSE_FILL; + t1glyph->outline.flags &= FT_OUTLINE_OWNER; + t1glyph->outline.flags |= FT_OUTLINE_REVERSE_FILL; /* for composite glyphs, return only left side bearing and */ /* advance width */ if ( load_flags & FT_LOAD_NO_RECURSE ) { - FT_Slot_Internal internal = glyph->root.internal; + FT_Slot_Internal internal = t1glyph->internal; - glyph->root.metrics.horiBearingX = + t1glyph->metrics.horiBearingX = FIXED_TO_INT( decoder.builder.left_bearing.x ); - glyph->root.metrics.horiAdvance = + t1glyph->metrics.horiAdvance = FIXED_TO_INT( decoder.builder.advance.x ); internal->glyph_matrix = font_matrix; @@ -390,45 +394,45 @@ else { FT_BBox cbox; - FT_Glyph_Metrics* metrics = &glyph->root.metrics; + FT_Glyph_Metrics* metrics = &t1glyph->metrics; FT_Vector advance; /* copy the _unscaled_ advance width */ metrics->horiAdvance = FIXED_TO_INT( decoder.builder.advance.x ); - glyph->root.linearHoriAdvance = + t1glyph->linearHoriAdvance = FIXED_TO_INT( decoder.builder.advance.x ); - glyph->root.internal->glyph_transformed = 0; + t1glyph->internal->glyph_transformed = 0; - if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) + if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) { /* make up vertical ones */ metrics->vertAdvance = ( face->type1.font_bbox.yMax - face->type1.font_bbox.yMin ) >> 16; - glyph->root.linearVertAdvance = metrics->vertAdvance; + t1glyph->linearVertAdvance = metrics->vertAdvance; } else { metrics->vertAdvance = FIXED_TO_INT( decoder.builder.advance.y ); - glyph->root.linearVertAdvance = + t1glyph->linearVertAdvance = FIXED_TO_INT( decoder.builder.advance.y ); } - glyph->root.format = FT_GLYPH_FORMAT_OUTLINE; + t1glyph->format = FT_GLYPH_FORMAT_OUTLINE; - if ( size && size->root.metrics.y_ppem < 24 ) - glyph->root.outline.flags |= FT_OUTLINE_HIGH_PRECISION; + if ( t1size && t1size->metrics.y_ppem < 24 ) + t1glyph->outline.flags |= FT_OUTLINE_HIGH_PRECISION; #if 1 /* apply the font matrix, if any */ if ( font_matrix.xx != 0x10000L || font_matrix.yy != font_matrix.xx || font_matrix.xy != 0 || font_matrix.yx != 0 ) - FT_Outline_Transform( &glyph->root.outline, &font_matrix ); + FT_Outline_Transform( &t1glyph->outline, &font_matrix ); if ( font_offset.x || font_offset.y ) - FT_Outline_Translate( &glyph->root.outline, + FT_Outline_Translate( &t1glyph->outline, font_offset.x, font_offset.y ); @@ -466,7 +470,7 @@ } /* compute the other metrics */ - FT_Outline_Get_CBox( &glyph->root.outline, &cbox ); + FT_Outline_Get_CBox( &t1glyph->outline, &cbox ); metrics->width = cbox.xMax - cbox.xMin; metrics->height = cbox.yMax - cbox.yMin; @@ -474,7 +478,7 @@ metrics->horiBearingX = cbox.xMin; metrics->horiBearingY = cbox.yMax; - if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) + if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) { /* make up vertical ones */ ft_synthesize_vertical_metrics( metrics, @@ -484,8 +488,8 @@ /* Set control data to the glyph charstrings. Note that this is */ /* _not_ zero-terminated. */ - glyph->root.control_data = (FT_Byte*)glyph_data.pointer; - glyph->root.control_len = glyph_data.length; + t1glyph->control_data = (FT_Byte*)glyph_data.pointer; + t1glyph->control_len = glyph_data.length; } @@ -500,8 +504,8 @@ /* Set the control data to null - it is no longer available if */ /* loaded incrementally. */ - glyph->root.control_data = 0; - glyph->root.control_len = 0; + t1glyph->control_data = 0; + t1glyph->control_len = 0; } #endif diff --git a/src/3rdparty/freetype/src/type1/t1gload.h b/src/3rdparty/freetype/src/type1/t1gload.h index 100df06e8e..0bdea3a8d5 100644 --- a/src/3rdparty/freetype/src/type1/t1gload.h +++ b/src/3rdparty/freetype/src/type1/t1gload.h @@ -4,7 +4,7 @@ /* */ /* Type 1 Glyph Loader (specification). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2008 by */ +/* Copyright 1996-2001, 2002, 2003, 2008, 2011 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -32,15 +32,15 @@ FT_BEGIN_HEADER FT_Pos* max_advance ); FT_LOCAL( FT_Error ) - T1_Get_Advances( T1_Face face, + T1_Get_Advances( FT_Face face, FT_UInt first, FT_UInt count, - FT_ULong load_flags, + FT_Int32 load_flags, FT_Fixed* advances ); FT_LOCAL( FT_Error ) - T1_Load_Glyph( T1_GlyphSlot glyph, - T1_Size size, + T1_Load_Glyph( FT_GlyphSlot glyph, + FT_Size size, FT_UInt glyph_index, FT_Int32 load_flags ); diff --git a/src/3rdparty/freetype/src/type1/t1load.c b/src/3rdparty/freetype/src/type1/t1load.c index d867e942c9..22b3f6b31d 100644 --- a/src/3rdparty/freetype/src/type1/t1load.c +++ b/src/3rdparty/freetype/src/type1/t1load.c @@ -4,7 +4,7 @@ /* */ /* Type 1 font loader (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ +/* Copyright 1996-2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -71,6 +71,13 @@ #include "t1errors.h" +#ifdef FT_CONFIG_OPTION_INCREMENTAL +#define IS_INCREMENTAL (FT_Bool)( face->root.internal->incremental_interface != 0 ) +#else +#define IS_INCREMENTAL 0 +#endif + + /*************************************************************************/ /* */ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ @@ -99,7 +106,7 @@ { PS_Blend blend; FT_Memory memory = face->root.memory; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; blend = face->blend; @@ -123,8 +130,8 @@ /* allocate the blend `private' and `font_info' dictionaries */ if ( FT_NEW_ARRAY( blend->font_infos[1], num_designs ) || - FT_NEW_ARRAY( blend->privates[1], num_designs ) || - FT_NEW_ARRAY( blend->bboxes[1], num_designs ) || + FT_NEW_ARRAY( blend->privates [1], num_designs ) || + FT_NEW_ARRAY( blend->bboxes [1], num_designs ) || FT_NEW_ARRAY( blend->weight_vector, num_designs * 2 ) ) goto Exit; @@ -136,12 +143,12 @@ for ( nn = 2; nn <= num_designs; nn++ ) { - blend->privates[nn] = blend->privates [nn - 1] + 1; blend->font_infos[nn] = blend->font_infos[nn - 1] + 1; - blend->bboxes[nn] = blend->bboxes [nn - 1] + 1; + blend->privates [nn] = blend->privates [nn - 1] + 1; + blend->bboxes [nn] = blend->bboxes [nn - 1] + 1; } - blend->num_designs = num_designs; + blend->num_designs = num_designs; } else if ( blend->num_designs != num_designs ) goto Fail; @@ -175,7 +182,7 @@ return error; Fail: - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -189,7 +196,7 @@ FT_Error error; - error = T1_Err_Invalid_Argument; + error = FT_THROW( Invalid_Argument ); if ( blend ) { @@ -207,7 +214,7 @@ axis->maximum = map->design_points[map->num_points - 1]; } - error = T1_Err_Ok; + error = FT_Err_Ok; } return error; @@ -232,18 +239,11 @@ for ( j = 1; j < axismap->num_points; ++j ) { if ( ncv <= axismap->blend_points[j] ) - { - FT_Fixed t = FT_MulDiv( ncv - axismap->blend_points[j - 1], - 0x10000L, - axismap->blend_points[j] - - axismap->blend_points[j - 1] ); - return INT_TO_FIXED( axismap->design_points[j - 1] ) + - FT_MulDiv( t, - axismap->design_points[j] - - axismap->design_points[j - 1], - 1L ); - } + ( axismap->design_points[j] - axismap->design_points[j - 1] ) * + FT_DivFix( ncv - axismap->blend_points[j - 1], + axismap->blend_points[j] - + axismap->blend_points[j - 1] ); } return INT_TO_FIXED( axismap->design_points[axismap->num_points - 1] ); @@ -302,7 +302,7 @@ FT_MM_Var* *master ) { FT_Memory memory = face->root.memory; - FT_MM_Var *mmvar; + FT_MM_Var *mmvar = NULL; FT_Multi_Master mmaster; FT_Error error; FT_UInt i; @@ -320,7 +320,7 @@ mmvar->num_axis = mmaster.num_axis; mmvar->num_designs = mmaster.num_designs; - mmvar->num_namedstyles = (FT_UInt)-1; /* Does not apply */ + mmvar->num_namedstyles = ~0U; /* Does not apply */ mmvar->axis = (FT_Var_Axis*)&mmvar[1]; /* Point to axes after MM_Var struct */ mmvar->namedstyle = NULL; @@ -333,8 +333,8 @@ mmvar->axis[i].def = ( mmvar->axis[i].minimum + mmvar->axis[i].maximum ) / 2; /* Does not apply. But this value is in range */ - mmvar->axis[i].strid = (FT_UInt)-1; /* Does not apply */ - mmvar->axis[i].tag = (FT_ULong)-1; /* Does not apply */ + mmvar->axis[i].strid = ~0U; /* Does not apply */ + mmvar->axis[i].tag = ~0U; /* Does not apply */ if ( ft_strcmp( mmvar->axis[i].name, "Weight" ) == 0 ) mmvar->axis[i].tag = FT_MAKE_TAG( 'w', 'g', 'h', 't' ); @@ -372,13 +372,11 @@ FT_UInt n, m; - error = T1_Err_Invalid_Argument; + error = FT_ERR( Invalid_Argument ); if ( blend && blend->num_axis == num_coords ) { /* recompute the weight vector from the blend coordinates */ - error = T1_Err_Ok; - for ( n = 0; n < blend->num_designs; n++ ) { FT_Fixed result = 0x10000L; /* 1.0 fixed */ @@ -391,8 +389,10 @@ /* get current blend axis position */ factor = coords[m]; - if ( factor < 0 ) factor = 0; - if ( factor > 0x10000L ) factor = 0x10000L; + if ( factor < 0 ) + factor = 0; + if ( factor > 0x10000L ) + factor = 0x10000L; if ( ( n & ( 1 << m ) ) == 0 ) factor = 0x10000L - factor; @@ -402,7 +402,7 @@ blend->weight_vector[n] = result; } - error = T1_Err_Ok; + error = FT_Err_Ok; } return error; @@ -419,7 +419,7 @@ FT_UInt n, p; - error = T1_Err_Invalid_Argument; + error = FT_ERR( Invalid_Argument ); if ( blend && blend->num_axis == num_coords ) { /* compute the blend coordinates through the blend design map */ @@ -495,7 +495,7 @@ FT_Error error; - error = T1_Err_Invalid_Argument; + error = FT_ERR( Invalid_Argument ); if ( num_coords <= 4 && num_coords > 0 ) { for ( i = 0; i < num_coords; ++i ) @@ -524,7 +524,7 @@ /* release design pos table */ FT_FREE( blend->design_pos[0] ); for ( n = 1; n < num_designs; n++ ) - blend->design_pos[n] = 0; + blend->design_pos[n] = NULL; /* release blend `private' and `font info' dictionaries */ FT_FREE( blend->privates[1] ); @@ -533,14 +533,14 @@ for ( n = 0; n < num_designs; n++ ) { - blend->privates [n] = 0; - blend->font_infos[n] = 0; - blend->bboxes [n] = 0; + blend->privates [n] = NULL; + blend->font_infos[n] = NULL; + blend->bboxes [n] = NULL; } /* release weight vectors */ FT_FREE( blend->weight_vector ); - blend->default_weight_vector = 0; + blend->default_weight_vector = NULL; /* release axis names */ for ( n = 0; n < num_axis; n++ ) @@ -567,7 +567,7 @@ { T1_TokenRec axis_tokens[T1_MAX_MM_AXIS]; FT_Int n, num_axis; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; PS_Blend blend; FT_Memory memory; @@ -577,14 +577,14 @@ T1_MAX_MM_AXIS, &num_axis ); if ( num_axis < 0 ) { - error = T1_Err_Ignore; + error = FT_ERR( Ignore ); goto Exit; } if ( num_axis == 0 || num_axis > T1_MAX_MM_AXIS ) { FT_ERROR(( "parse_blend_axis_types: incorrect number of axes: %d\n", num_axis )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -611,16 +611,16 @@ len = token->limit - token->start; if ( len == 0 ) { - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } - if ( FT_ALLOC( blend->axis_names[n], len + 1 ) ) + if ( FT_ALLOC( blend->axis_names[n], (FT_Long)( len + 1 ) ) ) goto Exit; name = (FT_Byte*)blend->axis_names[n]; FT_MEM_COPY( name, token->start, len ); - name[len] = 0; + name[len] = '\0'; } Exit: @@ -637,7 +637,7 @@ FT_Int num_axis; T1_Parser parser = &loader->parser; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; PS_Blend blend; @@ -646,7 +646,7 @@ T1_MAX_MM_DESIGNS, &num_designs ); if ( num_designs < 0 ) { - error = T1_Err_Ignore; + error = FT_ERR( Ignore ); goto Exit; } if ( num_designs == 0 || num_designs > T1_MAX_MM_DESIGNS ) @@ -654,7 +654,7 @@ FT_ERROR(( "parse_blend_design_positions:" " incorrect number of designs: %d\n", num_designs )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -687,7 +687,7 @@ FT_ERROR(( "parse_blend_design_positions:" " invalid number of axes: %d\n", n_axis )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -700,7 +700,7 @@ else if ( n_axis != num_axis ) { FT_ERROR(( "parse_blend_design_positions: incorrect table\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -729,7 +729,7 @@ parse_blend_design_map( T1_Face face, T1_Loader loader ) { - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; T1_Parser parser = &loader->parser; PS_Blend blend; T1_TokenRec axis_tokens[T1_MAX_MM_AXIS]; @@ -743,14 +743,14 @@ T1_MAX_MM_AXIS, &num_axis ); if ( num_axis < 0 ) { - error = T1_Err_Ignore; + error = FT_ERR( Ignore ); goto Exit; } if ( num_axis == 0 || num_axis > T1_MAX_MM_AXIS ) { FT_ERROR(( "parse_blend_design_map: incorrect number of axes: %d\n", num_axis )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -781,7 +781,7 @@ if ( num_points <= 0 || num_points > T1_MAX_MM_MAP_POINTS ) { FT_ERROR(( "parse_blend_design_map: incorrect table\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -821,7 +821,7 @@ { T1_TokenRec design_tokens[T1_MAX_MM_DESIGNS]; FT_Int num_designs; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; T1_Parser parser = &loader->parser; PS_Blend blend = face->blend; T1_Token token; @@ -834,7 +834,7 @@ T1_MAX_MM_DESIGNS, &num_designs ); if ( num_designs < 0 ) { - error = T1_Err_Ignore; + error = FT_ERR( Ignore ); goto Exit; } if ( num_designs == 0 || num_designs > T1_MAX_MM_DESIGNS ) @@ -842,7 +842,7 @@ FT_ERROR(( "parse_weight_vector:" " incorrect number of designs: %d\n", num_designs )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -859,7 +859,7 @@ " /BlendDesignPosition and /WeightVector have\n" " " " different number of elements\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } @@ -896,7 +896,7 @@ } -#endif /* T1_CONFIG_OPTION_NO_MM_SUPPORT */ +#endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */ @@ -921,6 +921,9 @@ PS_Blend blend = face->blend; + if ( blend && blend->num_designs == 0 ) + blend = NULL; + /* if the keyword has a dedicated callback, call it */ if ( field->type == T1_FIELD_TYPE_CALLBACK ) { @@ -1001,13 +1004,24 @@ max_objects = 0; } - if ( field->type == T1_FIELD_TYPE_INTEGER_ARRAY || - field->type == T1_FIELD_TYPE_FIXED_ARRAY ) - error = T1_Load_Field_Table( &loader->parser, field, - objects, max_objects, 0 ); + if ( *objects ) + { + if ( field->type == T1_FIELD_TYPE_INTEGER_ARRAY || + field->type == T1_FIELD_TYPE_FIXED_ARRAY ) + error = T1_Load_Field_Table( &loader->parser, field, + objects, max_objects, 0 ); + else + error = T1_Load_Field( &loader->parser, field, + objects, max_objects, 0 ); + } else - error = T1_Load_Field( &loader->parser, field, - objects, max_objects, 0 ); + { + FT_TRACE1(( "t1_load_keyword: ignoring keyword `%s'" + " which is not valid at this point\n" + " (probably due to missing keywords)\n", + field->ident )); + error = FT_Err_Ok; + } Exit: return error; @@ -1027,7 +1041,8 @@ static int read_binary_data( T1_Parser parser, FT_Long* size, - FT_Byte** base ) + FT_Byte** base, + FT_Bool incremental ) { FT_Byte* cur; FT_Byte* limit = parser->root.limit; @@ -1045,7 +1060,8 @@ if ( cur < limit && ft_isdigit( *cur ) ) { - *size = T1_ToInt( parser ); + FT_Long s = T1_ToInt( parser ); + T1_Skip_PS_Token( parser ); /* `RD' or `-|' or something else */ @@ -1053,12 +1069,20 @@ /* `RD' or `-|' token */ *base = parser->root.cursor + 1; - parser->root.cursor += *size + 1; - return !parser->root.error; + if ( s >= 0 && s < limit - *base ) + { + parser->root.cursor += s + 1; + *size = s; + return !parser->root.error; + } + } + + if( !incremental ) + { + FT_ERROR(( "read_binary_data: invalid size field\n" )); + parser->root.error = FT_THROW( Invalid_File_Format ); } - FT_ERROR(( "read_binary_data: invalid size field\n" )); - parser->root.error = T1_Err_Invalid_File_Format; return 0; } @@ -1067,8 +1091,8 @@ /* and `/CharStrings' dictionaries. */ static void - parse_font_matrix( T1_Face face, - T1_Loader loader ) + t1_parse_font_matrix( T1_Face face, + T1_Loader loader ) { T1_Parser parser = &loader->parser; FT_Matrix* matrix = &face->type1.font_matrix; @@ -1081,9 +1105,9 @@ result = T1_ToFixedArray( parser, 6, temp, 3 ); - if ( result < 0 ) + if ( result < 6 ) { - parser->root.error = T1_Err_Invalid_File_Format; + parser->root.error = FT_THROW( Invalid_File_Format ); return; } @@ -1091,8 +1115,8 @@ if ( temp_scale == 0 ) { - FT_ERROR(( "parse_font_matrix: invalid font matrix\n" )); - parser->root.error = T1_Err_Invalid_File_Format; + FT_ERROR(( "t1_parse_font_matrix: invalid font matrix\n" )); + parser->root.error = FT_THROW( Invalid_File_Format ); return; } @@ -1100,8 +1124,7 @@ /* 1000 / temp_scale, because temp_scale was already multiplied by */ /* 1000 (in t1_tofixed, from psobjs.c). */ - root->units_per_EM = (FT_UShort)( FT_DivFix( 1000 * 0x10000L, - temp_scale ) >> 16 ); + root->units_per_EM = (FT_UShort)FT_DivFix( 1000, temp_scale ); /* we need to scale the values by 1.0/temp_scale */ if ( temp_scale != 0x10000L ) @@ -1111,7 +1134,7 @@ temp[2] = FT_DivFix( temp[2], temp_scale ); temp[4] = FT_DivFix( temp[4], temp_scale ); temp[5] = FT_DivFix( temp[5], temp_scale ); - temp[3] = 0x10000L; + temp[3] = temp[3] < 0 ? -0x10000L : 0x10000L; } matrix->xx = temp[0]; @@ -1141,7 +1164,7 @@ if ( cur >= limit ) { FT_ERROR(( "parse_encoding: out of bounds\n" )); - parser->root.error = T1_Err_Invalid_File_Format; + parser->root.error = FT_THROW( Invalid_File_Format ); return; } @@ -1188,7 +1211,7 @@ char* notdef = (char *)".notdef"; - T1_Add_Table( char_table, n, notdef, 8 ); + (void)T1_Add_Table( char_table, n, notdef, 8 ); } /* Now we need to read records of the form */ @@ -1249,11 +1272,18 @@ { charcode = (FT_Int)T1_ToInt( parser ); T1_Skip_Spaces( parser ); + + /* protect against invalid charcode */ + if ( cur == parser->root.cursor ) + { + parser->root.error = FT_THROW( Unknown_File_Format ); + return; + } } cur = parser->root.cursor; - if ( *cur == '/' && cur + 2 < limit && n < count ) + if ( cur + 2 < limit && *cur == '/' && n < count ) { FT_PtrDist len; @@ -1262,6 +1292,8 @@ parser->root.cursor = cur; T1_Skip_PS_Token( parser ); + if ( parser->root.cursor >= limit ) + return; if ( parser->root.error ) return; @@ -1285,7 +1317,7 @@ /* specification (it might be an encoding for a CID type1 */ /* font, however), so we conclude that this font is NOT a */ /* type1 font. */ - parser->root.error = FT_Err_Unknown_File_Format; + parser->root.error = FT_THROW( Unknown_File_Format ); return; } } @@ -1320,7 +1352,7 @@ face->type1.encoding_type = T1_ENCODING_TYPE_ISOLATIN1; else - parser->root.error = T1_Err_Ignore; + parser->root.error = FT_ERR( Ignore ); } } @@ -1348,7 +1380,7 @@ T1_Skip_Spaces ( parser ); if ( parser->root.cursor >= parser->root.limit || *parser->root.cursor != ']' ) - parser->root.error = T1_Err_Invalid_File_Format; + parser->root.error = FT_THROW( Invalid_File_Format ); return; } @@ -1379,15 +1411,17 @@ FT_Byte* base; - /* If the next token isn't `dup' we are done. */ - if ( ft_strncmp( (char*)parser->root.cursor, "dup", 3 ) != 0 ) + /* If we are out of data, or if the next token isn't `dup', */ + /* we are done. */ + if ( parser->root.cursor + 4 >= parser->root.limit || + ft_strncmp( (char*)parser->root.cursor, "dup", 3 ) != 0 ) break; T1_Skip_PS_Token( parser ); /* `dup' */ idx = T1_ToInt( parser ); - if ( !read_binary_data( parser, &size, &base ) ) + if ( !read_binary_data( parser, &size, &base, IS_INCREMENTAL ) ) return; /* The binary string is followed by one token, e.g. `NP' */ @@ -1399,7 +1433,8 @@ return; T1_Skip_Spaces ( parser ); - if ( ft_strncmp( (char*)parser->root.cursor, "put", 3 ) == 0 ) + if ( parser->root.cursor + 4 < parser->root.limit && + ft_strncmp( (char*)parser->root.cursor, "put", 3 ) == 0 ) { T1_Skip_PS_Token( parser ); /* skip `put' */ T1_Skip_Spaces ( parser ); @@ -1424,7 +1459,7 @@ /* least contain a `return'), but we support them anyway */ if ( size < face->type1.private_dict.lenIV ) { - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Fail; } @@ -1478,6 +1513,12 @@ num_glyphs = (FT_Int)T1_ToInt( parser ); + if ( num_glyphs < 0 ) + { + error = FT_THROW( Invalid_File_Format ); + goto Fail; + } + /* some fonts like Optima-Oblique not only define the /CharStrings */ /* array but access it also */ if ( num_glyphs == 0 || parser->root.error ) @@ -1555,6 +1596,11 @@ } T1_Skip_PS_Token( parser ); + if ( parser->root.cursor >= limit ) + { + error = FT_THROW( Invalid_File_Format ); + goto Fail; + } if ( parser->root.error ) return; @@ -1563,16 +1609,16 @@ FT_PtrDist len; - if ( cur + 1 >= limit ) + if ( cur + 2 >= limit ) { - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Fail; } cur++; /* skip `/' */ len = parser->root.cursor - cur; - if ( !read_binary_data( parser, &size, &base ) ) + if ( !read_binary_data( parser, &size, &base, IS_INCREMENTAL ) ) return; /* for some non-standard fonts like `Optima' which provides */ @@ -1605,7 +1651,7 @@ if ( size <= face->type1.private_dict.lenIV ) { - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Fail; } @@ -1764,7 +1810,7 @@ #include "t1tokens.h" /* now add the special functions... */ - T1_FIELD_CALLBACK( "FontMatrix", parse_font_matrix, + T1_FIELD_CALLBACK( "FontMatrix", t1_parse_font_matrix, T1_FIELD_DICT_FONTDICT ) T1_FIELD_CALLBACK( "Encoding", parse_encoding, T1_FIELD_DICT_FONTDICT ) @@ -1809,7 +1855,7 @@ parser->root.cursor = base; parser->root.limit = base + size; - parser->root.error = T1_Err_Ok; + parser->root.error = FT_Err_Ok; limit = parser->root.limit; @@ -1861,8 +1907,8 @@ parser->root.cursor = start_binary; - if ( !read_binary_data( parser, &s, &b ) ) - return T1_Err_Invalid_File_Format; + if ( !read_binary_data( parser, &s, &b, IS_INCREMENTAL ) ) + return FT_THROW( Invalid_File_Format ); have_integer = 0; } @@ -1874,8 +1920,8 @@ parser->root.cursor = start_binary; - if ( !read_binary_data( parser, &s, &b ) ) - return T1_Err_Invalid_File_Format; + if ( !read_binary_data( parser, &s, &b, IS_INCREMENTAL ) ) + return FT_THROW( Invalid_File_Format ); have_integer = 0; } @@ -1947,8 +1993,8 @@ if ( !( dict & keyword->dict ) ) { - FT_TRACE1(( "parse_dict: found %s but ignoring it " - "since it is in the wrong dictionary\n", + FT_TRACE1(( "parse_dict: found `%s' but ignoring it" + " since it is in the wrong dictionary\n", keyword->ident )); break; } @@ -1960,10 +2006,10 @@ parser->root.error = t1_load_keyword( face, loader, keyword ); - if ( parser->root.error != T1_Err_Ok ) + if ( parser->root.error != FT_Err_Ok ) { - if ( FT_ERROR_BASE( parser->root.error ) == FT_Err_Ignore ) - parser->root.error = T1_Err_Ok; + if ( FT_ERR_EQ( parser->root.error, Ignore ) ) + parser->root.error = FT_Err_Ok; else return parser->root.error; } @@ -2132,8 +2178,10 @@ } } } + else + face->len_buildchar = 0; -#endif /* T1_CONFIG_OPTION_NO_MM_SUPPORT */ +#endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */ /* now, propagate the subrs, charstrings, and glyphnames tables */ /* to the Type1 data */ @@ -2148,13 +2196,11 @@ type1->subrs_len = loader.subrs.lengths; } -#ifdef FT_CONFIG_OPTION_INCREMENTAL - if ( !face->root.internal->incremental_interface ) -#endif + if ( !IS_INCREMENTAL ) if ( !loader.charstrings.init ) { FT_ERROR(( "T1_Open_Face: no `/CharStrings' array in face\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); } loader.charstrings.init = 0; @@ -2173,14 +2219,13 @@ if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY ) { FT_Int charcode, idx, min_char, max_char; - FT_Byte* char_name; FT_Byte* glyph_name; /* OK, we do the following: for each element in the encoding */ /* table, look up the index of the glyph having the same name */ /* the index is then stored in type1.encoding.char_index, and */ - /* a the name to type1.encoding.char_name */ + /* the name to type1.encoding.char_name */ min_char = 0; max_char = 0; @@ -2188,6 +2233,9 @@ charcode = 0; for ( ; charcode < loader.encoding_table.max_elems; charcode++ ) { + FT_Byte* char_name; + + type1->encoding.char_index[charcode] = 0; type1->encoding.char_name [charcode] = (char *)".notdef"; diff --git a/src/3rdparty/freetype/src/type1/t1objs.c b/src/3rdparty/freetype/src/type1/t1objs.c index b1de687196..e11770feef 100644 --- a/src/3rdparty/freetype/src/type1/t1objs.c +++ b/src/3rdparty/freetype/src/type1/t1objs.c @@ -4,7 +4,7 @@ /* */ /* Type 1 objects manager (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ +/* Copyright 1996-2009, 2011, 2013 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -72,8 +72,11 @@ FT_LOCAL_DEF( void ) - T1_Size_Done( T1_Size size ) + T1_Size_Done( FT_Size t1size ) /* T1_Size */ { + T1_Size size = (T1_Size)t1size; + + if ( size->root.internal ) { PSH_Globals_Funcs funcs; @@ -89,9 +92,10 @@ FT_LOCAL_DEF( FT_Error ) - T1_Size_Init( T1_Size size ) + T1_Size_Init( FT_Size t1size ) /* T1_Size */ { - FT_Error error = T1_Err_Ok; + T1_Size size = (T1_Size)t1size; + FT_Error error = FT_Err_Ok; PSH_Globals_Funcs funcs = T1_Size_Get_Globals_Funcs( size ); @@ -112,9 +116,10 @@ FT_LOCAL_DEF( FT_Error ) - T1_Size_Request( T1_Size size, + T1_Size_Request( FT_Size t1size, /* T1_Size */ FT_Size_Request req ) { + T1_Size size = (T1_Size)t1size; PSH_Globals_Funcs funcs = T1_Size_Get_Globals_Funcs( size ); @@ -126,7 +131,7 @@ size->root.metrics.y_scale, 0, 0 ); - return T1_Err_Ok; + return FT_Err_Ok; } @@ -137,20 +142,20 @@ /*************************************************************************/ FT_LOCAL_DEF( void ) - T1_GlyphSlot_Done( T1_GlyphSlot slot ) + T1_GlyphSlot_Done( FT_GlyphSlot slot ) { - slot->root.internal->glyph_hints = 0; + slot->internal->glyph_hints = 0; } FT_LOCAL_DEF( FT_Error ) - T1_GlyphSlot_Init( T1_GlyphSlot slot ) + T1_GlyphSlot_Init( FT_GlyphSlot slot ) { T1_Face face; PSHinter_Service pshinter; - face = (T1_Face)slot->root.face; + face = (T1_Face)slot->face; pshinter = (PSHinter_Service)face->pshinter; if ( pshinter ) @@ -158,15 +163,18 @@ FT_Module module; - module = FT_Get_Module( slot->root.face->driver->root.library, "pshinter" ); - if (module) + module = FT_Get_Module( slot->face->driver->root.library, + "pshinter" ); + if ( module ) { T1_Hints_Funcs funcs; + funcs = pshinter->get_t1_funcs( module ); - slot->root.internal->glyph_hints = (void*)funcs; + slot->internal->glyph_hints = (void*)funcs; } } + return 0; } @@ -190,8 +198,9 @@ /* face :: A typeless pointer to the face object to destroy. */ /* */ FT_LOCAL_DEF( void ) - T1_Face_Done( T1_Face face ) + T1_Face_Done( FT_Face t1face ) /* T1_Face */ { + T1_Face face = (T1_Face)t1face; FT_Memory memory; T1_Font type1; @@ -289,11 +298,12 @@ /* */ FT_LOCAL_DEF( FT_Error ) T1_Face_Init( FT_Stream stream, - T1_Face face, + FT_Face t1face, /* T1_Face */ FT_Int face_index, FT_Int num_params, FT_Parameter* params ) { + T1_Face face = (T1_Face)t1face; FT_Error error; FT_Service_PsCMaps psnames; PSAux_Service psaux; @@ -313,10 +323,18 @@ face->psaux = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ), "psaux" ); psaux = (PSAux_Service)face->psaux; + if ( !psaux ) + { + FT_ERROR(( "T1_Face_Init: cannot access `psaux' module\n" )); + error = FT_THROW( Missing_Module ); + goto Exit; + } face->pshinter = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ), "pshinter" ); + FT_TRACE2(( "Type 1 driver\n" )); + /* open the tokenizer; this will also check the font format */ error = T1_Open_Face( face ); if ( error ) @@ -330,7 +348,7 @@ if ( face_index > 0 ) { FT_ERROR(( "T1_Face_Init: invalid face index\n" )); - error = T1_Err_Invalid_Argument; + error = FT_THROW( Invalid_Argument ); goto Exit; } @@ -346,10 +364,10 @@ root->num_glyphs = type1->num_glyphs; root->face_index = 0; - root->face_flags = FT_FACE_FLAG_SCALABLE | - FT_FACE_FLAG_HORIZONTAL | - FT_FACE_FLAG_GLYPH_NAMES | - FT_FACE_FLAG_HINTER; + root->face_flags |= FT_FACE_FLAG_SCALABLE | + FT_FACE_FLAG_HORIZONTAL | + FT_FACE_FLAG_GLYPH_NAMES | + FT_FACE_FLAG_HINTER; if ( info->is_fixed_pitch ) root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH; @@ -447,7 +465,7 @@ root->bbox.xMax = ( type1->font_bbox.xMax + 0xFFFF ) >> 16; root->bbox.yMax = ( type1->font_bbox.yMax + 0xFFFF ) >> 16; - /* Set units_per_EM if we didn't set it in parse_font_matrix. */ + /* Set units_per_EM if we didn't set it in t1_parse_font_matrix. */ if ( !root->units_per_EM ) root->units_per_EM = 1000; @@ -471,7 +489,7 @@ if ( !error ) root->max_advance_width = (FT_Short)FIXED_TO_INT( max_advance ); else - error = T1_Err_Ok; /* clear error */ + error = FT_Err_Ok; /* clear error */ } root->max_advance_height = root->height; @@ -484,7 +502,7 @@ FT_Face root = &face->root; - if ( psnames && psaux ) + if ( psnames ) { FT_CharMapRec charmap; T1_CMap_Classes cmap_classes = psaux->t1_cmap_classes; @@ -494,14 +512,18 @@ charmap.face = root; /* first of all, try to synthesize a Unicode charmap */ - charmap.platform_id = 3; - charmap.encoding_id = 1; + charmap.platform_id = TT_PLATFORM_MICROSOFT; + charmap.encoding_id = TT_MS_ID_UNICODE_CS; charmap.encoding = FT_ENCODING_UNICODE; - FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL ); + error = FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL ); + if ( error && + FT_ERR_NEQ( error, No_Unicode_Glyph_Name ) ) + goto Exit; + error = FT_Err_Ok; /* now, generate an Adobe Standard encoding when appropriate */ - charmap.platform_id = 7; + charmap.platform_id = TT_PLATFORM_ADOBE; clazz = NULL; switch ( type1->encoding_type ) @@ -535,7 +557,7 @@ } if ( clazz ) - FT_CMap_New( clazz, NULL, &charmap, NULL ); + error = FT_CMap_New( clazz, NULL, &charmap, NULL ); #if 0 /* Select default charmap */ @@ -565,11 +587,11 @@ /* FreeType error code. 0 means success. */ /* */ FT_LOCAL_DEF( FT_Error ) - T1_Driver_Init( T1_Driver driver ) + T1_Driver_Init( FT_Module driver ) { FT_UNUSED( driver ); - return T1_Err_Ok; + return FT_Err_Ok; } @@ -585,7 +607,7 @@ /* driver :: A handle to the target Type 1 driver. */ /* */ FT_LOCAL_DEF( void ) - T1_Driver_Done( T1_Driver driver ) + T1_Driver_Done( FT_Module driver ) { FT_UNUSED( driver ); } diff --git a/src/3rdparty/freetype/src/type1/t1objs.h b/src/3rdparty/freetype/src/type1/t1objs.h index e5e90293d7..54ccbb996a 100644 --- a/src/3rdparty/freetype/src/type1/t1objs.h +++ b/src/3rdparty/freetype/src/type1/t1objs.h @@ -4,7 +4,7 @@ /* */ /* Type 1 objects manager (specification). */ /* */ -/* Copyright 1996-2001, 2002, 2006 by */ +/* Copyright 1996-2001, 2002, 2006, 2011 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -37,17 +37,6 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ /* <Type> */ - /* T1_Driver */ - /* */ - /* <Description> */ - /* A handle to a Type 1 driver object. */ - /* */ - typedef struct T1_DriverRec_ *T1_Driver; - - - /*************************************************************************/ - /* */ - /* <Type> */ /* T1_Size */ /* */ /* <Description> */ @@ -106,14 +95,14 @@ FT_BEGIN_HEADER FT_LOCAL( void ) - T1_Size_Done( T1_Size size ); + T1_Size_Done( FT_Size size ); FT_LOCAL( FT_Error ) - T1_Size_Request( T1_Size size, + T1_Size_Request( FT_Size size, FT_Size_Request req ); FT_LOCAL( FT_Error ) - T1_Size_Init( T1_Size size ); + T1_Size_Init( FT_Size size ); /*************************************************************************/ @@ -142,25 +131,25 @@ FT_BEGIN_HEADER FT_LOCAL( FT_Error ) T1_Face_Init( FT_Stream stream, - T1_Face face, + FT_Face face, FT_Int face_index, FT_Int num_params, FT_Parameter* params ); FT_LOCAL( void ) - T1_Face_Done( T1_Face face ); + T1_Face_Done( FT_Face face ); FT_LOCAL( FT_Error ) - T1_GlyphSlot_Init( T1_GlyphSlot slot ); + T1_GlyphSlot_Init( FT_GlyphSlot slot ); FT_LOCAL( void ) - T1_GlyphSlot_Done( T1_GlyphSlot slot ); + T1_GlyphSlot_Done( FT_GlyphSlot slot ); FT_LOCAL( FT_Error ) - T1_Driver_Init( T1_Driver driver ); + T1_Driver_Init( FT_Module driver ); FT_LOCAL( void ) - T1_Driver_Done( T1_Driver driver ); + T1_Driver_Done( FT_Module driver ); FT_END_HEADER diff --git a/src/3rdparty/freetype/src/type1/t1parse.c b/src/3rdparty/freetype/src/type1/t1parse.c index 2a762279fd..ccf9f4cc56 100644 --- a/src/3rdparty/freetype/src/type1/t1parse.c +++ b/src/3rdparty/freetype/src/type1/t1parse.c @@ -4,7 +4,7 @@ /* */ /* Type 1 parser (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2008, 2009 by */ +/* Copyright 1996-2005, 2008, 2009, 2012-2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -119,10 +119,10 @@ if ( !FT_FRAME_ENTER( header_length ) ) { - error = T1_Err_Ok; + error = FT_Err_Ok; if ( ft_memcmp( stream->cursor, header_string, header_length ) != 0 ) - error = T1_Err_Unknown_File_Format; + error = FT_THROW( Unknown_File_Format ); FT_FRAME_EXIT(); } @@ -158,13 +158,13 @@ error = check_type1_format( stream, "%!PS-AdobeFont", 14 ); if ( error ) { - if ( error != T1_Err_Unknown_File_Format ) + if ( FT_ERR_NEQ( error, Unknown_File_Format ) ) goto Exit; error = check_type1_format( stream, "%!FontType", 10 ); if ( error ) { - FT_TRACE2(( "[not a Type1 font]\n" )); + FT_TRACE2(( " not a Type 1 font\n" )); goto Exit; } } @@ -263,7 +263,7 @@ { FT_Stream stream = parser->stream; FT_Memory memory = parser->root.memory; - FT_Error error = T1_Err_Ok; + FT_Error error = FT_Err_Ok; FT_ULong size; @@ -299,7 +299,7 @@ { FT_ERROR(( "T1_Get_Private_Dict:" " invalid private dictionary section\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Fail; } @@ -313,7 +313,7 @@ error = read_pfb_tag( stream, &tag, &size ); if ( error || tag != 0x8002U ) { - error = T1_Err_Ok; + error = FT_Err_Ok; break; } @@ -332,9 +332,11 @@ /* dictionary block in the heap. */ /* first of all, look at the `eexec' keyword */ - FT_Byte* cur = parser->base_dict; - FT_Byte* limit = cur + parser->base_len; - FT_Byte c; + FT_Byte* cur = parser->base_dict; + FT_Byte* limit = cur + parser->base_len; + FT_Byte c; + FT_Pointer pos_lf; + FT_Bool test_cr; Again: @@ -342,7 +344,7 @@ { c = cur[0]; if ( c == 'e' && cur + 9 < limit ) /* 9 = 5 letters for `eexec' + */ - /* newline + 4 chars */ + /* whitespace + 4 chars */ { if ( cur[1] == 'e' && cur[2] == 'x' && @@ -355,7 +357,7 @@ { FT_ERROR(( "T1_Get_Private_Dict:" " could not find `eexec' keyword\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } } @@ -364,7 +366,8 @@ /* or string (as e.g. in u003043t.gsf from ghostscript) */ parser->root.cursor = parser->base_dict; - parser->root.limit = cur + 9; + /* set limit to `eexec' + whitespace + 4 characters */ + parser->root.limit = cur + 10; cur = parser->root.cursor; limit = parser->root.limit; @@ -396,27 +399,37 @@ parser->root.limit = parser->base_dict + parser->base_len; T1_Skip_PS_Token( parser ); - cur = parser->root.cursor; + cur = parser->root.cursor; + limit = parser->root.limit; - /* according to the Type1 spec, the first cipher byte must not be */ + /* According to the Type 1 spec, the first cipher byte must not be */ /* an ASCII whitespace character code (blank, tab, carriage return */ /* or line feed). We have seen Type 1 fonts with two line feed */ /* characters... So skip now all whitespace character codes. */ - while ( cur < limit && - ( *cur == ' ' || - *cur == '\t' || - *cur == '\r' || - *cur == '\n' ) ) + /* */ + /* On the other hand, Adobe's Type 1 parser handles fonts just */ + /* fine that are violating this limitation, so we add a heuristic */ + /* test to stop at \r only if it is not used for EOL. */ + + pos_lf = ft_memchr( cur, '\n', limit - cur ); + test_cr = FT_BOOL( !pos_lf || + pos_lf > ft_memchr( cur, '\r', limit - cur ) ); + + while ( cur < limit && + ( *cur == ' ' || + *cur == '\t' || + (test_cr && *cur == '\r' ) || + *cur == '\n' ) ) ++cur; if ( cur >= limit ) { FT_ERROR(( "T1_Get_Private_Dict:" " `eexec' not properly terminated\n" )); - error = T1_Err_Invalid_File_Format; + error = FT_THROW( Invalid_File_Format ); goto Exit; } - size = parser->base_len - ( cur - parser->base_dict ); + size = (FT_ULong)( parser->base_len - ( cur - parser->base_dict ) ); if ( parser->in_memory ) { @@ -437,11 +450,12 @@ /* now determine whether the private dictionary is encoded in binary */ /* or hexadecimal ASCII format -- decode it accordingly */ - /* we need to access the next 4 bytes (after the final \r following */ - /* the `eexec' keyword); if they all are hexadecimal digits, then */ - /* we have a case of ASCII storage */ + /* we need to access the next 4 bytes (after the final whitespace */ + /* following the `eexec' keyword); if they all are hexadecimal */ + /* digits, then we have a case of ASCII storage */ - if ( ft_isxdigit( cur[0] ) && ft_isxdigit( cur[1] ) && + if ( cur + 3 < limit && + ft_isxdigit( cur[0] ) && ft_isxdigit( cur[1] ) && ft_isxdigit( cur[2] ) && ft_isxdigit( cur[3] ) ) { /* ASCII hexadecimal encoding */ @@ -467,6 +481,14 @@ /* we now decrypt the encoded binary private dictionary */ psaux->t1_decrypt( parser->private_dict, parser->private_len, 55665U ); + if ( parser->private_len < 4 ) + { + FT_ERROR(( "T1_Get_Private_Dict:" + " invalid private dictionary section\n" )); + error = FT_THROW( Invalid_File_Format ); + goto Fail; + } + /* replace the four random bytes at the beginning with whitespace */ parser->private_dict[0] = ' '; parser->private_dict[1] = ' '; diff --git a/src/3rdparty/freetype/src/type1/t1tokens.h b/src/3rdparty/freetype/src/type1/t1tokens.h index 2d692f0e61..e37276b908 100644 --- a/src/3rdparty/freetype/src/type1/t1tokens.h +++ b/src/3rdparty/freetype/src/type1/t1tokens.h @@ -96,7 +96,7 @@ T1_FIELD_DICT_PRIVATE ) T1_FIELD_BOOL ( "ForceBold", force_bold, T1_FIELD_DICT_PRIVATE ) - + #undef FT_STRUCTURE #define FT_STRUCTURE T1_FontRec |