| # Copyright (c) 2022 Intel and/or its affiliates. |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at: |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # 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 License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import ExpressionConverter |
| |
| |
| class ProtocolHeaderAttribute: |
| def __init__(self, Size, Value, Attribute): |
| self.Size = Size |
| self.Value = Value |
| self.Attribute = Attribute |
| |
| def UpdateValue(self, expression): |
| ret, expression = ExpressionConverter.Verify(self.Attribute.Format, expression) |
| if not ret: |
| return False |
| |
| self.Value = expression |
| return True |