xref: /aosp_15_r20/frameworks/native/cmds/installd/QuotaUtils.h (revision 38e8c45f13ce32b0dcecb25141ffecaf386fa17f)
1*38e8c45fSAndroid Build Coastguard Worker /*
2*38e8c45fSAndroid Build Coastguard Worker  * Copyright (C) 2018 The Android Open Source Project
3*38e8c45fSAndroid Build Coastguard Worker  *
4*38e8c45fSAndroid Build Coastguard Worker  * Licensed under the Apache License, Version 2.0 (the "License");
5*38e8c45fSAndroid Build Coastguard Worker  * you may not use this file except in compliance with the License.
6*38e8c45fSAndroid Build Coastguard Worker  * You may obtain a copy of the License at
7*38e8c45fSAndroid Build Coastguard Worker  *
8*38e8c45fSAndroid Build Coastguard Worker  *      http://www.apache.org/licenses/LICENSE-2.0
9*38e8c45fSAndroid Build Coastguard Worker  *
10*38e8c45fSAndroid Build Coastguard Worker  * Unless required by applicable law or agreed to in writing, software
11*38e8c45fSAndroid Build Coastguard Worker  * distributed under the License is distributed on an "AS IS" BASIS,
12*38e8c45fSAndroid Build Coastguard Worker  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*38e8c45fSAndroid Build Coastguard Worker  * See the License for the specific language governing permissions and
14*38e8c45fSAndroid Build Coastguard Worker  * limitations under the License.
15*38e8c45fSAndroid Build Coastguard Worker  */
16*38e8c45fSAndroid Build Coastguard Worker 
17*38e8c45fSAndroid Build Coastguard Worker #ifndef ANDROID_INSTALLD_QUOTA_UTILS_H_
18*38e8c45fSAndroid Build Coastguard Worker #define ANDROID_INSTALLD_QUOTA_UTILS_H_
19*38e8c45fSAndroid Build Coastguard Worker 
20*38e8c45fSAndroid Build Coastguard Worker #include <memory>
21*38e8c45fSAndroid Build Coastguard Worker #include <string>
22*38e8c45fSAndroid Build Coastguard Worker 
23*38e8c45fSAndroid Build Coastguard Worker namespace android {
24*38e8c45fSAndroid Build Coastguard Worker namespace installd {
25*38e8c45fSAndroid Build Coastguard Worker 
26*38e8c45fSAndroid Build Coastguard Worker /* Clear and recompute the reverse mounts map */
27*38e8c45fSAndroid Build Coastguard Worker bool InvalidateQuotaMounts();
28*38e8c45fSAndroid Build Coastguard Worker 
29*38e8c45fSAndroid Build Coastguard Worker /* Whether quota is supported in the device with the given uuid */
30*38e8c45fSAndroid Build Coastguard Worker bool IsQuotaSupported(const std::string& uuid);
31*38e8c45fSAndroid Build Coastguard Worker 
32*38e8c45fSAndroid Build Coastguard Worker /* Get the current occupied space in bytes for a uid or -1 if fails */
33*38e8c45fSAndroid Build Coastguard Worker int64_t GetOccupiedSpaceForUid(const std::string& uuid, uid_t uid);
34*38e8c45fSAndroid Build Coastguard Worker 
35*38e8c45fSAndroid Build Coastguard Worker /* Get the current occupied space in bytes for a gid or -1 if fails */
36*38e8c45fSAndroid Build Coastguard Worker int64_t GetOccupiedSpaceForGid(const std::string& uuid, gid_t gid);
37*38e8c45fSAndroid Build Coastguard Worker 
38*38e8c45fSAndroid Build Coastguard Worker /* Get the current occupied space in bytes for a project id or -1 if fails */
39*38e8c45fSAndroid Build Coastguard Worker int64_t GetOccupiedSpaceForProjectId(const std::string& uuid, int projectId);
40*38e8c45fSAndroid Build Coastguard Worker }  // namespace installd
41*38e8c45fSAndroid Build Coastguard Worker }  // namespace android
42*38e8c45fSAndroid Build Coastguard Worker 
43*38e8c45fSAndroid Build Coastguard Worker #endif  // ANDROID_INSTALLD_QUOTA_UTILS_H_
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