| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include <cstdint> |
| #include <forward_list> |
| |
| #include "iterator.h" |
| #include "view.h" |
| |
| namespace test_vendor_lib { |
| namespace packets { |
| |
| // Abstract base class that is subclassed to provide type-specifc accessors. |
| // Holds a shared pointer to the underlying data. |
| // The template parameter little_endian controls the generation of extract(). |
| template <bool little_endian> |
| class PacketView { |
| public: |
| PacketView(const std::forward_list<class View> fragments); |
| PacketView(const PacketView& PacketView) = default; |
| virtual ~PacketView() = default; |
| |
| virtual Iterator<little_endian> begin() const; |
| |
| virtual Iterator<little_endian> end() const; |
| |
| uint8_t operator[](size_t i) const; |
| |
| uint8_t at(size_t index) const; |
| |
| size_t size() const; |
| |
| PacketView<true> SubViewLittleEndian(size_t begin, size_t end) const; |
| |
| PacketView<false> SubViewBigEndian(size_t begin, size_t end) const; |
| |
| protected: |
| PacketView(std::shared_ptr<std::vector<uint8_t>> packet); |
| |
| private: |
| std::forward_list<View> fragments_; |
| size_t length_; |
| PacketView<little_endian>() = delete; |
| std::forward_list<View> SubViewList(size_t begin, size_t end) const; |
| }; |
| |
| } // namespace packets |
| } // namespace test_vendor_lib |