returns a list of protocols that matches to the specified protocol.
Cc: FUJITA Tomonori <[email protected]>
Signed-off-by: Isaku Yamahata <[email protected]>
---
ryu/lib/packet/packet.py | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/ryu/lib/packet/packet.py b/ryu/lib/packet/packet.py
index a40202f..09dd86d 100644
--- a/ryu/lib/packet/packet.py
+++ b/ryu/lib/packet/packet.py
@@ -88,6 +88,14 @@ class Packet(object):
self.protocols.append(proto)
+ def get_protocols(self, protocol):
+ """Returns a list of protocols that matches to the specified protocol.
+ """
+ if isinstance(protocol, packet_base.PacketBase):
+ protocol = protocol.__class__
+ assert issubclass(protocol, packet_base.PacketBase)
+ return [p for p in self.protocols if isinstance(p, protocol)]
+
def next(self):
try:
p = self.protocols[self.protocol_idx]
--
1.7.10.4
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