| :: # Copyright 2013, Big Switch Networks, Inc. |
| :: # |
| :: # LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with |
| :: # the following special exception: |
| :: # |
| :: # LOXI Exception |
| :: # |
| :: # As a special exception to the terms of the EPL, you may distribute libraries |
| :: # generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided |
| :: # that copyright and licensing notices generated by LoxiGen are not altered or removed |
| :: # from the LoxiGen Libraries and the notice provided below is (i) included in |
| :: # the LoxiGen Libraries, if distributed in source code form and (ii) included in any |
| :: # documentation for the LoxiGen Libraries, if distributed in binary form. |
| :: # |
| :: # Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler." |
| :: # |
| :: # You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain |
| :: # a copy of the EPL at: |
| :: # |
| :: # http://www.eclipse.org/legal/epl-v10.html |
| :: # |
| :: # Unless required by applicable law or agreed to in writing, software |
| :: # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| :: # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| :: # EPL for the specific language governing permissions and limitations |
| :: # under the EPL. |
| :: |
| version = struct.unpack_from('!B', buf, 0)[0] |
| assert(version == const.OFP_VERSION) |
| type = struct.unpack_from('!B', buf, 1)[0] |
| assert(type == const.OFPT_PACKET_OUT) |
| _length = struct.unpack_from('!H', buf, 2)[0] |
| assert(_length == len(buf)) |
| if _length < 16: raise loxi.ProtocolError("packet_out length is %d, should be at least 16" % _length) |
| obj.xid = struct.unpack_from('!L', buf, 4)[0] |
| obj.buffer_id = struct.unpack_from('!L', buf, 8)[0] |
| obj.in_port = struct.unpack_from('!H', buf, 12)[0] |
| actions_len = struct.unpack_from('!H', buf, 14)[0] |
| obj.actions = action.unpack_list(buffer(buf, 16, actions_len)) |
| obj.data = str(buffer(buf, 16+actions_len)) |