From a6b5c54d053f10245f5a815045ac36a0365956f1 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 19 Oct 2019 19:59:59 +0100
Subject: [PATCH] util.c: Augment `convu64' to collect its argument via
 `kludge64'.

Otherwise integers too large for `unsigned long' get rejected with an
error, even though they ought to be acceptable as a `uint64'.
---
 util.c | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/util.c b/util.c
index 7118bfb..cfd4115 100644
--- a/util.c
+++ b/util.c
@@ -99,15 +99,32 @@ end:
   return (0);
 }
 
+#ifdef HAVE_UINT64
+#  define CONVu64(n) do {						\
+     kludge64 k;							\
+     uint64 t;								\
+     if (!convk64(o, &k)) goto end;					\
+     t = GET64(uint64, k);						\
+     if (t > MASK##n) VALERR("out of range");				\
+     *p = t;								\
+   } while (0)
+#else
+#  define CONVu64(n) assert(!"shouldn't be possible")
+#endif
+
 #define CONVU_(n)							\
   int convu##n(PyObject *o, void *pp)					\
   {									\
     unsigned long u;							\
     uint##n *p = pp;							\
 									\
-    if (!convulong(o, &u)) goto end;					\
-    if (u > MASK##n) VALERR("out of range");				\
-    *p = u;								\
+    if (MASK##n > ULONG_MAX)						\
+      CONVu64(n);							\
+    else {								\
+      if (!convulong(o, &u)) goto end;					\
+      if (u > MASK##n) VALERR("out of range");				\
+      *p = u;								\
+    }									\
     return (1);								\
   end:									\
     return (0);								\
-- 
2.11.0