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packet lib: add data serialize support to Packet class

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This enables you to send data with Packet class.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
This commit is contained in:
FUJITA Tomonori 2012-08-27 11:37:27 +09:00
parent 4e887d03c8
commit 3fdb2dabec
1 changed files with 8 additions and 4 deletions
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12
ryu/lib/packet/packet.py
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@ -13,6 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from . import packet_base
from . import ethernet
@ -37,11 +38,14 @@ class Packet(object):
self.data = bytearray()
r = self.protocols[::-1]
for i, p in enumerate(r):
if i == len(r) - 1:
prev = None
if p.__class__.__bases__[0] == packet_base.PacketBase:
if i == len(r) - 1:
prev = None
else:
prev = r[i + 1]
data = p.serialize(self.data, prev)
else:
prev = r[i + 1]
data = p.serialize(self.data, prev)
data = str(p)
self.data = data + self.data
def add_protocol(self, proto):