bigbiff | 1f9e484 | 2020-10-31 11:33:15 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 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 <stdint.h> |
| 20 | |
| 21 | #include <functional> |
| 22 | #include <map> |
| 23 | #include <memory> |
| 24 | #include <string> |
| 25 | #include <vector> |
| 26 | |
| 27 | #include <ziparchive/zip_archive.h> |
| 28 | |
| 29 | #include "verifier.h" |
| 30 | |
| 31 | // This class serves as a wrapper for an OTA update package. It aims to provide the common |
| 32 | // interface for both packages loaded in memory and packages read from fd. |
| 33 | class Package : public VerifierInterface { |
| 34 | public: |
| 35 | static std::unique_ptr<Package> CreateMemoryPackage( |
| 36 | const std::string& path); |
| 37 | static std::unique_ptr<Package> CreateMemoryPackage( |
| 38 | std::vector<uint8_t> content); |
| 39 | static std::unique_ptr<Package> CreateFilePackage(const std::string& path, |
| 40 | const std::function<void(float)>& set_progress); |
| 41 | |
| 42 | virtual ~Package() = default; |
| 43 | |
| 44 | // Opens the package as a zip file and returns the ZipArchiveHandle. |
| 45 | virtual ZipArchiveHandle GetZipArchiveHandle() = 0; |
| 46 | |
| 47 | // Updates the progress in fraction during package verification. |
| 48 | void SetProgress(float progress) override; |
| 49 | |
| 50 | protected: |
| 51 | // An optional function to update the progress. |
| 52 | std::function<void(float)> set_progress_; |
| 53 | }; |