1 files changed, 11 insertions, 0 deletions
diff --git a/tools/python/xen/util/mac.py b/tools/python/xen/util/mac.py
new file mode 100644
index 0000000000..47dffd80d5
--- /dev/null
+++ b/tools/python/xen/util/mac.py
@@ -0,0 +1,11 @@
+
+from string import join, split
+
+def macToString(mac):
+    return ':'.join(map(lambda x: "%02x" % x, mac))
+
+def macFromString(str):
+    mac = [ int(x, 16) for x in str.split(':') ]
+    if len(mac) != 6:
+        raise ValueError("invalid mac: %s" % str)
+    return mac