From: Andrew M. Kuchling <amk@amk.ca>
Date: Fri, 24 Oct 2003 17:47:57 +0000 (+0000)
Subject: [Backport fix for bug #822668] gzip filesize should be written out mod 2**32
X-Git-Tag: v2.3.3c1~111
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=733e26ab2a16c5aa56c1d85b88cd8557618d6125;p=thirdparty%2FPython%2Fcpython.git

[Backport fix for bug #822668] gzip filesize should be written out mod 2**32
---

diff --git a/Lib/tarfile.py b/Lib/tarfile.py
index 9dd8601cb63e..26f9c7f6acff 100644
--- a/Lib/tarfile.py
+++ b/Lib/tarfile.py
@@ -357,7 +357,7 @@ class _Stream:
             self.buf = ""
             if self.type == "gz":
                 self.fileobj.write(struct.pack("<l", self.crc))
-                self.fileobj.write(struct.pack("<L", self.pos))
+                self.fileobj.write(struct.pack("<L", self.pos & 0xffffFFFFL))
 
         if not self._extfileobj:
             self.fileobj.close()