[cff] Ignore unknown operators in charstrings.
Patch suggested by Miles.Lau <sunliang_liu@foxitsoftware.com>. * src/cff/cffgload.c (cff_decoder_parse_charstrings): Emit tracing message for unknown operators and continue instead of exiting with a syntax error.
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@ -1,3 +1,12 @@
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2011-02-01 Werner Lemberg <wl@gnu.org>
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[cff] Ignore unknown operators in charstrings.
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Patch suggested by Miles.Lau <sunliang_liu@foxitsoftware.com>.
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* src/cff/cffgload.c (cff_decoder_parse_charstrings): Emit tracing
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message for unknown operators and continue instead of exiting with a
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syntax error.
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2011-02-01 Werner Lemberg <wl@gnu.org>
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[truetype] FT_LOAD_PEDANTIC now affects `prep' and `fpgm' also.
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@ -4,8 +4,7 @@
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/* */
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/* OpenType Glyph Loader (body). */
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/* */
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/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
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/* 2010 by */
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/* Copyright 1996-2011 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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@ -1159,8 +1158,8 @@
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op = cff_op_flex1;
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break;
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default:
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/* decrement ip for syntax error message */
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ip--;
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FT_TRACE4(( " unknown op (12, %d)\n", v ));
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break;
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}
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}
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break;
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@ -1213,11 +1212,12 @@
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op = cff_op_hvcurveto;
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break;
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default:
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FT_TRACE4(( " unknown op (%d)\n", v ));
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break;
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}
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if ( op == cff_op_unknown )
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goto Syntax_Error;
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continue;
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/* check arguments */
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req_args = cff_argument_counts[op];
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