openstack/os-ken
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ofproto_v1_5_parser: Add OFPPortDescPropRecirculate class

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This class is parser class for OFPPDPT_RECIRCULATE type
in Port Description Properties.

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
This commit is contained in:
Yusuke Iwase 2015-07-22 14:15:03 +09:00 committed by FUJITA Tomonori
parent 142e180b94
commit 8a638c088f
1 changed files with 27 additions and 0 deletions
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27
ryu/ofproto/ofproto_v1_5_parser.py
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@ -1134,6 +1134,33 @@ class OFPPortDescPropOxm(OFPPortDescProp):
return bin_ids
@OFPPortDescProp.register_type(ofproto.OFPPDPT_RECIRCULATE)
class OFPPortDescPropRecirculate(OFPPortDescProp):
_PORT_NO_PACK_STR = '!I'
def __init__(self, type_=None, length=None, port_nos=[]):
super(OFPPortDescPropRecirculate, self).__init__(type_, length)
self.port_nos = port_nos
@classmethod
def parser(cls, buf):
rest = cls.get_rest(buf)
nos = []
while rest:
(n,) = struct.unpack_from(cls._PORT_NO_PACK_STR, buffer(rest), 0)
rest = rest[struct.calcsize(cls._PORT_NO_PACK_STR):]
nos.append(n)
return cls(port_nos=nos)
def serialize_body(self):
bin_nos = bytearray()
for n in self.port_nos:
bin_no = bytearray()
msg_pack_into(self._PORT_NO_PACK_STR, bin_no, 0, n)
bin_nos += bin_no
return bin_nos
@OFPPortDescProp.register_type(ofproto.OFPPDPT_EXPERIMENTER)
class OFPPortDescPropExperimenter(OFPPropCommonExperimenter4ByteData):
pass