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