1 //
2 // Copyright (C) 2020 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 #pragma once
17 
18 #include <vector>
19 
20 #include "keymaster/serializable.h"
21 
22 namespace cuttlefish {
23 
24 /**
25  * A keymaster::Serializable type that refers to multiple other
26  * keymaster::Serializable instances by pointer. When data is serialized or
27  * deserialized, it's delegated to the instances pointed to.
28  *
29  * The serialization format is to put the instances one after the other in
30  * the byte stream.
31  */
32 class CompositeSerializable : public keymaster::Serializable {
33 public:
34   CompositeSerializable(const std::vector<keymaster::Serializable*>&);
35 
36   size_t SerializedSize() const override;
37   uint8_t* Serialize(uint8_t* buf, const uint8_t* end) const override;
38   bool Deserialize(const uint8_t** buf_ptr, const uint8_t* end) override;
39 private:
40   std::vector<keymaster::Serializable*> members_;
41 };
42 
43 }  // namespace cuttlefish
44