QuotaUtils.h 1.3 KB

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