From ef8ae5449dc30782451beba64fdd0af86e1cb931 Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Tue, 8 Aug 2017 21:44:37 -0400
Subject: Allow QPDFTokenizer::readToken to return bad tokens

Sometimes we want to ignore bad tokens rather than having them throw
an exception. A coverage case is commented out here and added in a
later commit.
---
 include/qpdf/QPDF.hh          | 3 ++-
 include/qpdf/QPDFTokenizer.hh | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

(limited to 'include')

diff --git a/include/qpdf/QPDF.hh b/include/qpdf/QPDF.hh
index 58f6af6e..f57789a0 100644
--- a/include/qpdf/QPDF.hh
+++ b/include/qpdf/QPDF.hh
@@ -666,7 +666,8 @@ class QPDF
     size_t recoverStreamLength(
 	PointerHolder<InputSource> input, int objid, int generation,
 	qpdf_offset_t stream_offset);
-    QPDFTokenizer::Token readToken(PointerHolder<InputSource>);
+    QPDFTokenizer::Token readToken(PointerHolder<InputSource>,
+                                   bool allow_bad = false);
 
     QPDFObjectHandle readObjectAtOffset(
 	bool attempt_recovery,
diff --git a/include/qpdf/QPDFTokenizer.hh b/include/qpdf/QPDFTokenizer.hh
index 2f3dfec2..39cb9225 100644
--- a/include/qpdf/QPDFTokenizer.hh
+++ b/include/qpdf/QPDFTokenizer.hh
@@ -138,7 +138,8 @@ class QPDFTokenizer
     // exception thrown if there is an error.
     QPDF_DLL
     Token readToken(PointerHolder<InputSource> input,
-                    std::string const& context);
+                    std::string const& context,
+                    bool allow_bad = false);
 
   private:
     void reset();
-- 
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