2 * Copyright (C) 2016 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #ifndef ANDROID_VOLD_KEYUTIL_H
18 #define ANDROID_VOLD_KEYUTIL_H
20 #include "KeyBuffer.h"
28 bool randomKey(KeyBuffer* key);
29 bool installKey(const KeyBuffer& key, std::string* raw_ref);
30 bool evictKey(const std::string& raw_ref);
31 bool retrieveAndInstallKey(bool create_if_absent, const std::string& key_path,
32 const std::string& tmp_path, std::string* key_ref);
33 bool retrieveKey(bool create_if_absent, const std::string& key_path,
34 const std::string& tmp_path, KeyBuffer* key);
37 } // namespace android