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 <list>
20 
21 #include "fields/packet_field.h"
22 #include "parse_location.h"
23 
24 class GroupField : public PacketField {
25  public:
26   GroupField(ParseLocation loc, std::list<PacketField*>* fields);
27 
28   ~GroupField();
29 
30   virtual std::string GetName() const override;
31 
32   static const std::string kFieldType;
33 
34   virtual const std::string& GetFieldType() const override;
35 
36   virtual Size GetSize() const override;
37 
38   virtual std::string GetDataType() const override;
39 
40   virtual void GenExtractor(std::ostream& s, int num_leading_bits, bool for_struct) const override;
41 
42   virtual std::string GetGetterFunctionName() const override;
43 
44   virtual void GenGetter(std::ostream&, Size, Size) const override;
45 
46   virtual std::string GetBuilderParameterType() const override;
47 
48   virtual bool HasParameterValidator() const override;
49 
50   virtual void GenParameterValidator(std::ostream&) const override;
51 
52   virtual void GenInserter(std::ostream&) const override;
53 
54   virtual void GenValidator(std::ostream&) const override;
55 
56   const std::list<PacketField*>* GetFields() const;
57 
58   virtual std::string GetRustDataType() const override;
59 
60   void GenRustGetter(std::ostream& s, Size start_offset, Size end_offset) const override;
61 
62   void GenRustWriter(std::ostream& s, Size start_offset, Size end_offset) const override;
63 
64  private:
65   std::list<PacketField*>* fields_;
66 };
67