diff options
Diffstat (limited to 'src/3rdparty/freetype/src/cid/cidparse.c')
| -rw-r--r-- | src/3rdparty/freetype/src/cid/cidparse.c | 79 |
1 files changed, 44 insertions, 35 deletions
diff --git a/src/3rdparty/freetype/src/cid/cidparse.c b/src/3rdparty/freetype/src/cid/cidparse.c index b1c7f3cb2c..171a886215 100644 --- a/src/3rdparty/freetype/src/cid/cidparse.c +++ b/src/3rdparty/freetype/src/cid/cidparse.c @@ -1,39 +1,38 @@ -/***************************************************************************/ -/* */ -/* cidparse.c */ -/* */ -/* CID-keyed Type1 parser (body). */ -/* */ -/* Copyright 1996-2018 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - - -#include <ft2build.h> -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_OBJECTS_H -#include FT_INTERNAL_STREAM_H +/**************************************************************************** + * + * cidparse.c + * + * CID-keyed Type1 parser (body). + * + * Copyright (C) 1996-2023 by + * David Turner, Robert Wilhelm, and Werner Lemberg. + * + * This file is part of the FreeType project, and may only be used, + * modified, and distributed under the terms of the FreeType project + * license, LICENSE.TXT. By continuing to use, modify, or distribute + * this file you indicate that you have read the license and + * understand and accept it fully. + * + */ + + +#include <freetype/internal/ftdebug.h> +#include <freetype/internal/ftobjs.h> +#include <freetype/internal/ftstream.h> #include "cidparse.h" #include "ciderrs.h" - /*************************************************************************/ - /* */ - /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ - /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ - /* messages during execution. */ - /* */ + /************************************************************************** + * + * The macro FT_COMPONENT is used in trace mode. It is an implicit + * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log + * messages during execution. + */ #undef FT_COMPONENT -#define FT_COMPONENT trace_cidparse +#define FT_COMPONENT cidparse /*************************************************************************/ @@ -74,7 +73,11 @@ /* first of all, check the font format in the header */ if ( FT_FRAME_ENTER( 31 ) ) + { + FT_TRACE2(( " not a CID-keyed font\n" )); + error = FT_THROW( Unknown_File_Format ); goto Exit; + } if ( ft_strncmp( (char *)stream->cursor, "%!PS-Adobe-3.0 Resource-CIDFont", 31 ) ) @@ -182,7 +185,7 @@ parser->root.base = parser->postscript; parser->root.cursor = parser->postscript; parser->root.limit = parser->root.cursor + ps_len; - parser->num_dict = -1; + parser->num_dict = FT_UINT_MAX; /* Finally, we check whether `StartData' or `/sfnts' was real -- */ /* it could be in a comment or string. We also get the arguments */ @@ -211,18 +214,24 @@ cur <= limit - STARTDATA_LEN && ft_strncmp( (char*)cur, STARTDATA, STARTDATA_LEN ) == 0 ) { - if ( ft_strncmp( (char*)arg1, "(Hex)", 5 ) == 0 ) - { - FT_Long tmp = ft_strtol( (const char *)arg2, NULL, 10 ); + T1_TokenRec type_token; + FT_Long binary_length; - if ( tmp < 0 ) + parser->root.cursor = arg1; + cid_parser_to_token( parser, &type_token ); + if ( type_token.limit - type_token.start == 5 && + ft_memcmp( (char*)type_token.start, "(Hex)", 5 ) == 0 ) + { + parser->root.cursor = arg2; + binary_length = cid_parser_to_int( parser ); + if ( binary_length < 0 ) { FT_ERROR(( "cid_parser_new: invalid length of hex data\n" )); error = FT_THROW( Invalid_File_Format ); } else - parser->binary_length = (FT_ULong)tmp; + parser->binary_length = (FT_ULong)binary_length; } goto Exit; |