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-rw-r--r--test/util.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/util.py b/test/util.py
index 6658febfdb1..ae887a54543 100644
--- a/test/util.py
+++ b/test/util.py
@@ -34,6 +34,16 @@ def ppc(headline, capture, limit=10):
return "%s\n%s%s" % (headline, body, tail)
+def ip4_range(ip4, s, e):
+ tmp = ip4.rsplit('.', 1)[0]
+ return ("%s.%d" % (tmp, i) for i in range(s, e))
+
+
+def ip4n_range(ip4n, s, e):
+ ip4 = socket.inet_ntop(socket.AF_INET, ip4n)
+ return (socket.inet_pton(socket.AF_INET, ip) for ip in ip4_range(ip4, s, e))
+
+
class NumericConstant(object):
__metaclass__ = ABCMeta