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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 <string>
#include "apex_file.h"
namespace android {
namespace apex {
enum PrepareHashTreeResult {
kReuse = 0,
KRegenerate = 1,
};
// Generates a dm-verity hashtree of a given |apex| if |hashtree_file| doesn't
// exist or it's root_digest doesn't match |verity_data.root_digest|. Otherwise
// does nothing.
android::base::Result<PrepareHashTreeResult> PrepareHashTree(
const ApexFile& apex, const ApexVerityData& verity_data,
const std::string& hashtree_file);
void RemoveObsoleteHashTrees();
} // namespace apex
} // namespace android
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