From 5d69a524f81f234b3fbc41d49ba18d6f6886baba Mon Sep 17 00:00:00 2001
From: jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Thu, 3 Aug 2006 04:51:51 +0000
Subject: Houston, we have a trunk.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5
---
 .../src/python/gnuradio/gruimpl/hexint.py          | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 gnuradio-core/src/python/gnuradio/gruimpl/hexint.py

(limited to 'gnuradio-core/src/python/gnuradio/gruimpl/hexint.py')

diff --git a/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py b/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py
new file mode 100644
index 0000000000..1220755cbc
--- /dev/null
+++ b/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py
@@ -0,0 +1,32 @@
+#
+# Copyright 2005 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+# 
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+# 
+
+def hexint(mask):
+  """
+  Convert unsigned masks into signed ints.
+
+  This allows us to use hex constants like 0xf0f0f0f2 when talking to
+  our hardware and not get screwed by them getting treated as python
+  longs.
+  """
+  if mask >= 2**31:
+     return int(mask-2**32)
+  return mask
-- 
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