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 #ifndef ANDROID_INSTALLD_QUOTA_UTILS_H_ 18 #define ANDROID_INSTALLD_QUOTA_UTILS_H_ 19 20 #include <memory> 21 #include <string> 22 23 namespace android { 24 namespace installd { 25 26 /* Clear and recompute the reverse mounts map */ 27 bool InvalidateQuotaMounts(); 28 29 /* Whether quota is supported in the device with the given uuid */ 30 bool IsQuotaSupported(const std::string& uuid); 31 32 /* Get the current occupied space in bytes for a uid or -1 if fails */ 33 int64_t GetOccupiedSpaceForUid(const std::string& uuid, uid_t uid); 34 35 /* Get the current occupied space in bytes for a gid or -1 if fails */ 36 int64_t GetOccupiedSpaceForGid(const std::string& uuid, gid_t gid); 37 38 /* Get the current occupied space in bytes for a project id or -1 if fails */ 39 int64_t GetOccupiedSpaceForProjectId(const std::string& uuid, int projectId); 40 } // namespace installd 41 } // namespace android 42 43 #endif // ANDROID_INSTALLD_QUOTA_UTILS_H_ 44