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From: "huilong,xu" <huilongx.xu@intel.com>
To: dts@dpdk.org
Subject: [dts]  [PATCH V3 3/4] add nvgre protocol for scapy
Date: Tue, 16 Jun 2015 13:32:51 +0800	[thread overview]
Message-ID: <1434432771-14576-5-git-send-email-huilongx.xu@intel.com> (raw)
In-Reply-To: <1434432771-14576-1-git-send-email-huilongx.xu@intel.com>

From: huilong xu <huilongx.xu@intel.com>

used function:
   1. copy ./dep/nvgre.py to fedor layers in python install path
      eg: python2.7 default path:  /usr/lib/python2.7/site-packages/scapy/layers/
   2. update scapy config file
      add "nvgre" to vlaue "load_layers" in scapy config file.
      eg: python2.7 default config file: /usr/lib/python2.7/site-packages/scapy/config.py

Signed-off-by: huilong xu <huilongx.xu@intel.com>
---
 dep/nvgre.py |   33 +++++++++++++++++++++++++++++++++
 1 files changed, 33 insertions(+), 0 deletions(-)
 create mode 100644 dep/nvgre.py

diff --git a/dep/nvgre.py b/dep/nvgre.py
new file mode 100644
index 0000000..d844bd1
--- /dev/null
+++ b/dep/nvgre.py
@@ -0,0 +1,33 @@
+## This file is part of Scapy
+## 
+## Copyright (C) Min Cao <min.cao@intel.com>
+
+"""
+NVGRE (Network Virtual GRE).
+"""
+
+from scapy.packet import *
+from scapy.fields import *
+from scapy.layers.inet import UDP,IP
+from scapy.layers.l2 import Ether
+
+IPPROTO_NVGRE=47
+
+class NVGRE(Packet):
+    name = "Network Virtual GRE"
+    fields_desc = [BitField("c", 0, 1),
+                   BitField("r", 0, 1),
+                   BitField("k", 1, 1),
+                   BitField("s", 0, 1),
+                   BitField("reserved0", 0, 9),
+                   BitField("ver", 0, 3),
+                   XShortField("protocoltype", 0x6558),
+                   X3BytesField("TNI", 1),
+                   ByteField("reserved1", 0)]
+    def mysummary(self):          
+        return self.sprintf("NVGRE (tni=%NVGRE.tni%)") 
+
+
+bind_layers(IP, NVGRE, proto=IPPROTO_NVGRE)
+bind_layers(NVGRE, Ether)
+
-- 
1.7.4.4

  parent reply	other threads:[~2015-06-16  5:33 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-16  5:32 [dts] [PATCH V3 1/4] add nvgre test for fortville NIC huilong,xu
2015-06-16  5:32 ` [dts] [PATCH V3 2/4] add nvgre test plan huilong,xu
2015-06-16  5:32 ` [dts] [PATCH V3 3/4] add nvgre protocol for scapy huilong,xu
2015-06-16  5:32 ` [dts] [PATCH V3 4/4] add nvgre test code huilong,xu
2015-06-16  5:32 ` huilong,xu [this message]
2015-06-16  5:56 ` [dts] [PATCH V3 1/4] add nvgre test for fortville NIC Liu, Yong

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