1 /* 2 * Copyright (C) 2018 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 <fstab/fstab.h> 20 21 #include <string> 22 #include <vector> 23 24 android::fs_mgr::Fstab fs_mgr_overlayfs_candidate_list(const android::fs_mgr::Fstab& fstab); 25 26 bool fs_mgr_overlayfs_mount_all(android::fs_mgr::Fstab* fstab); 27 std::vector<std::string> fs_mgr_overlayfs_required_devices(android::fs_mgr::Fstab* fstab); 28 bool fs_mgr_overlayfs_setup(const char* backing = nullptr, const char* mount_point = nullptr, 29 bool* change = nullptr, bool force = true); 30 bool fs_mgr_overlayfs_teardown(const char* mount_point = nullptr, bool* change = nullptr); 31 bool fs_mgr_overlayfs_is_setup(); 32 bool fs_mgr_has_shared_blocks(const std::string& mount_point, const std::string& dev); 33 std::string fs_mgr_get_context(const std::string& mount_point); 34 35 enum class OverlayfsValidResult { 36 kNotSupported = 0, 37 kOk, 38 kOverrideCredsRequired, 39 }; 40 OverlayfsValidResult fs_mgr_overlayfs_valid(); 41