added dpkt package, initial stateless client implementation

1 files changed, 27 insertions, 0 deletions

diff --git a/external_libs/python/dpkt-1.8.6.2/dpkt/ospf.py b/external_libs/python/dpkt-1.8.6.2/dpkt/ospf.py
new file mode 100644
index 00000000..cc47aae3
--- /dev/null
+++ b/external_libs/python/dpkt-1.8.6.2/dpkt/ospf.py
@@ -0,0 +1,27 @@
+# $Id: ospf.py 23 2006-11-08 15:45:33Z dugsong $
+# -*- coding: utf-8 -*-
+"""Open Shortest Path First."""
+
+import dpkt
+
+AUTH_NONE = 0
+AUTH_PASSWORD = 1
+AUTH_CRYPTO = 2
+
+
+class OSPF(dpkt.Packet):
+    __hdr__ = (
+        ('v', 'B', 0),
+        ('type', 'B', 0),
+        ('len', 'H', 0),
+        ('router', 'I', 0),
+        ('area', 'I', 0),
+        ('sum', 'H', 0),
+        ('atype', 'H', 0),
+        ('auth', '8s', '')
+    )
+
+    def __str__(self):
+        if not self.sum:
+            self.sum = dpkt.in_cksum(dpkt.Packet.__str__(self))
+        return dpkt.Packet.__str__(self)