From 8b2bafbfa81945ef686da064d311fa1d66406214 Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Tue, 28 Jan 2020 17:52:33 +0100
Subject: [PATCH] be more lenient with 0-width fields in xref streams
---
pdf.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/pdf.c b/pdf.c
index 1ee027c..550f6ee 100644
--- a/pdf.c
+++ b/pdf.c
@@ -1146,11 +1146,18 @@ kxstream(HAllocator *mm__, const HParsedToken *x, void *env)
p_field[0] = p_return_1; /* all type 1 */
if (W[2] == 0) {
p_field[2] = p_return_0; /* all generation 0 */
+ #if 0
+ /* XXX
+ * i've seen a 0-width field 3 used with values of 1 (inuse)
+ * and 2 (objstm) in field 1, implying "objstm idx 0" for the
+ * latter case.
+ */
if (W[0] > 0) {
/* type field *must* be 1 */
p_field[0] = h_attr_bool__m(mm__, p_field[0],
validate_eq_uint, (void *)1);
}
+ #endif
}
if (Wskip > 0) // XXX h_skip does not work with CF, yet
goto fail;
--
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