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/*
* Copyright (C) 2019 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 <stdint.h>
#include <functional>
#include <map>
#include <memory>
#include <string>
#include <vector>
#include <ziparchive/zip_archive.h>
#include "verifier.h"
enum class PackageType {
kMemory,
kFile,
};
// This class serves as a wrapper for an OTA update package. It aims to provide the common
// interface for both packages loaded in memory and packages read from fd.
class Package : public VerifierInterface {
public:
static std::unique_ptr<Package> CreateMemoryPackage(
const std::string& path, const std::function<void(float)>& set_progress);
static std::unique_ptr<Package> CreateMemoryPackage(
std::vector<uint8_t> content, const std::function<void(float)>& set_progress);
static std::unique_ptr<Package> CreateFilePackage(const std::string& path,
const std::function<void(float)>& set_progress);
virtual ~Package() = default;
virtual PackageType GetType() const = 0;
virtual std::string GetPath() const = 0;
// Opens the package as a zip file and returns the ZipArchiveHandle.
virtual ZipArchiveHandle GetZipArchiveHandle() = 0;
// Updates the progress in fraction during package verification.
void SetProgress(float progress) override;
protected:
// An optional function to update the progress.
std::function<void(float)> set_progress_;
};
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