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of13: fix old parser and serializer of PBB_ID

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Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
This commit is contained in:
YAMAMOTO Takashi 2013-08-05 17:01:37 +09:00 committed by FUJITA Tomonori
parent 3b92834848
commit f1d86f0572
1 changed files with 22 additions and 0 deletions
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22
ryu/ofproto/ofproto_v1_3_parser.py
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@ -1490,6 +1490,28 @@ class MTPbbIsid(OFPMatchField):
self.value = value
self.mask = mask
@classmethod
def field_parser(cls, header, buf, offset):
hasmask = (header >> 8) & 1
mask = None
if ofproto_v1_3.oxm_tlv_header_extract_hasmask(header):
pack_str = '!' + cls.pack_str[1:] * 2
(v1, v2, v3, m1, m2, m3) = struct.unpack_from(pack_str, buf,
offset + 4)
value = v1 << 16 | v2 << 8 | v3
mask = m1 << 16 | m2 << 8 | m3
else:
(v1, v2, v3,) = struct.unpack_from(cls.pack_str, buf, offset + 4)
value = v1 << 16 | v2 << 8 | v3
return cls(header, value, mask)
def _put(self, buf, offset, value):
ofproto_parser.msg_pack_into(self.pack_str, buf, offset,
(value >> 16) & 0xff,
(value >> 8) & 0xff,
(value >> 0) & 0xff)
self.length += self.n_bytes
@OFPMatchField.register_field_header([ofproto_v1_3.OXM_OF_TUNNEL_ID,
ofproto_v1_3.OXM_OF_TUNNEL_ID_W])