blob: e5493a56bc40208e6d0543ca0544f3ebb153214e [file] [log] [blame]
Rich Lanea06d0c32013-03-25 08:52:03 -07001:: # Copyright 2013, Big Switch Networks, Inc.
2:: #
3:: # LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
4:: # the following special exception:
5:: #
6:: # LOXI Exception
7:: #
8:: # As a special exception to the terms of the EPL, you may distribute libraries
9:: # generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
10:: # that copyright and licensing notices generated by LoxiGen are not altered or removed
11:: # from the LoxiGen Libraries and the notice provided below is (i) included in
12:: # the LoxiGen Libraries, if distributed in source code form and (ii) included in any
13:: # documentation for the LoxiGen Libraries, if distributed in binary form.
14:: #
15:: # Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
16:: #
17:: # You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
18:: # a copy of the EPL at:
19:: #
20:: # http://www.eclipse.org/legal/epl-v10.html
21:: #
22:: # Unless required by applicable law or agreed to in writing, software
23:: # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
24:: # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
25:: # EPL for the specific language governing permissions and limitations
26:: # under the EPL.
27::
28:: include('_copyright.py')
Andreas Wundsam5630c422013-11-15 13:43:11 -080029:: import loxi_globals
Rich Lanea06d0c32013-03-25 08:52:03 -070030:: include('_autogen.py')
31
Andreas Wundsam5630c422013-11-15 13:43:11 -080032version_names = {
33:: for v in loxi_globals.OFVersions.all_supported:
34 ${v.wire_version}: "${v.version}",
35:: #endfor
36}
Rich Lane00549ea2013-04-25 13:33:16 -070037
Rich Lanea06d0c32013-03-25 08:52:03 -070038def protocol(ver):
39 """
40 Import and return the protocol module for the given wire version.
41 """
42 if ver == 1:
43 import of10
44 return of10
Jonathan Stoutd432a032013-04-05 11:41:43 -040045 elif ver == 2:
46 import of11
47 return of11
48 elif ver == 3:
49 import of12
50 return of12
51 elif ver == 4:
52 import of13
53 return of13
Rich Lanea06d0c32013-03-25 08:52:03 -070054 else:
55 raise ValueError
56
57class ProtocolError(Exception):
58 """
59 Raised when failing to deserialize an invalid OpenFlow message.
60 """
61 pass
Rich Lanea0186052013-05-01 14:18:39 -070062
63class Unimplemented(Exception):
64 """
65 Raised when an OpenFlow feature is not yet implemented in PyLoxi.
66 """
67 pass
68
69def unimplemented(msg):
70 raise Unimplemented(msg)
Rich Lane9d98adf2013-11-29 18:37:24 -080071
72class OFObject(object):
73 """
74 Superclass of all OpenFlow classes
75 """
76 def __init__(self, *args):
77 raise NotImplementedError("cannot instantiate abstract class")
78
79 def __ne__(self, other):
80 return not self.__eq__(other)
81
82 def show(self):
83 import loxi.pp
84 return loxi.pp.pp(self)