1 /* 2 * Copyright 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <variant> 20 21 #include "enum_def.h" 22 #include "fields/packet_field.h" 23 #include "fields/scalar_field.h" 24 #include "parse_location.h" 25 26 class FixedField : public ScalarField { 27 public: 28 FixedField(std::string name, int size, ParseLocation loc); 29 30 static const std::string kFieldType; 31 32 virtual std::string GetDataType() const override = 0; 33 34 virtual void GenGetter(std::ostream& s, Size start_offset, Size end_offset) const override; 35 36 virtual std::string GetBuilderParameterType() const override; 37 38 virtual bool GenBuilderParameter(std::ostream&) const override; 39 40 virtual bool HasParameterValidator() const override; 41 42 virtual void GenParameterValidator(std::ostream&) const override; 43 44 virtual void GenInserter(std::ostream& s) const override; 45 46 virtual void GenValidator(std::ostream& s) const override; 47 48 private: 49 virtual void GenValue(std::ostream& s) const = 0; 50 51 static int unique_id_; 52 }; 53