1 /*
2  * Copyright (C) 2017 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 _VOLD_NATIVE_SERVICE_H_
18 #define _VOLD_NATIVE_SERVICE_H_
19 
20 #include <android-base/unique_fd.h>
21 #include <binder/BinderService.h>
22 
23 #include "android/os/BnVold.h"
24 
25 namespace android {
26 namespace vold {
27 
28 class VoldNativeService : public BinderService<VoldNativeService>, public os::BnVold {
29   public:
30     static status_t start();
getServiceName()31     static char const* getServiceName() { return "vold"; }
32     virtual status_t dump(int fd, const Vector<String16>& args) override;
33 
34     binder::Status setListener(const android::sp<android::os::IVoldListener>& listener);
35 
36     binder::Status monitor();
37     binder::Status reset();
38     binder::Status shutdown();
39 
40     binder::Status onUserAdded(int32_t userId, int32_t userSerial);
41     binder::Status onUserRemoved(int32_t userId);
42     binder::Status onUserStarted(int32_t userId);
43     binder::Status onUserStopped(int32_t userId);
44 
45     binder::Status addAppIds(const std::vector<std::string>& packageNames,
46                              const std::vector<int32_t>& appIds);
47     binder::Status addSandboxIds(const std::vector<int32_t>& appIds,
48                                  const std::vector<std::string>& sandboxIds);
49 
50     binder::Status onSecureKeyguardStateChanged(bool isShowing);
51 
52     binder::Status partition(const std::string& diskId, int32_t partitionType, int32_t ratio);
53     binder::Status forgetPartition(const std::string& partGuid, const std::string& fsUuid);
54 
55     binder::Status mount(const std::string& volId, int32_t mountFlags, int32_t mountUserId);
56     binder::Status unmount(const std::string& volId);
57     binder::Status format(const std::string& volId, const std::string& fsType);
58     binder::Status benchmark(const std::string& volId,
59                              const android::sp<android::os::IVoldTaskListener>& listener);
60 
61     binder::Status moveStorage(const std::string& fromVolId, const std::string& toVolId,
62                                const android::sp<android::os::IVoldTaskListener>& listener);
63 
64     binder::Status remountUid(int32_t uid, int32_t remountMode);
65 
66     binder::Status mkdirs(const std::string& path);
67 
68     binder::Status createObb(const std::string& sourcePath, const std::string& sourceKey,
69                              int32_t ownerGid, std::string* _aidl_return);
70     binder::Status destroyObb(const std::string& volId);
71 
72     binder::Status createStubVolume(const std::string& sourcePath, const std::string& mountPath,
73                                     const std::string& fsType, const std::string& fsUuid,
74                                     const std::string& fsLabel, std::string* _aidl_return);
75     binder::Status destroyStubVolume(const std::string& volId);
76 
77     binder::Status fstrim(int32_t fstrimFlags,
78                           const android::sp<android::os::IVoldTaskListener>& listener);
79     binder::Status runIdleMaint(const android::sp<android::os::IVoldTaskListener>& listener);
80     binder::Status abortIdleMaint(const android::sp<android::os::IVoldTaskListener>& listener);
81 
82     binder::Status mountAppFuse(int32_t uid, int32_t mountId,
83                                 android::base::unique_fd* _aidl_return);
84     binder::Status unmountAppFuse(int32_t uid, int32_t mountId);
85     binder::Status openAppFuseFile(int32_t uid, int32_t mountId, int32_t fileId, int32_t flags,
86                                    android::base::unique_fd* _aidl_return);
87 
88     binder::Status fdeCheckPassword(const std::string& password);
89     binder::Status fdeRestart();
90     binder::Status fdeComplete(int32_t* _aidl_return);
91     binder::Status fdeEnable(int32_t passwordType, const std::string& password,
92                              int32_t encryptionFlags);
93     binder::Status fdeChangePassword(int32_t passwordType, const std::string& password);
94     binder::Status fdeVerifyPassword(const std::string& password);
95     binder::Status fdeGetField(const std::string& key, std::string* _aidl_return);
96     binder::Status fdeSetField(const std::string& key, const std::string& value);
97     binder::Status fdeGetPasswordType(int32_t* _aidl_return);
98     binder::Status fdeGetPassword(std::string* _aidl_return);
99     binder::Status fdeClearPassword();
100 
101     binder::Status fbeEnable();
102 
103     binder::Status mountDefaultEncrypted();
104     binder::Status initUser0();
105     binder::Status isConvertibleToFbe(bool* _aidl_return);
106     binder::Status mountFstab(const std::string& blkDevice, const std::string& mountPoint);
107     binder::Status encryptFstab(const std::string& blkDevice, const std::string& mountPoint);
108 
109     binder::Status createUserKey(int32_t userId, int32_t userSerial, bool ephemeral);
110     binder::Status destroyUserKey(int32_t userId);
111 
112     binder::Status addUserKeyAuth(int32_t userId, int32_t userSerial, const std::string& token,
113                                   const std::string& secret);
114     binder::Status clearUserKeyAuth(int32_t userId, int32_t userSerial, const std::string& token,
115                                     const std::string& secret);
116     binder::Status fixateNewestUserKeyAuth(int32_t userId);
117 
118     binder::Status unlockUserKey(int32_t userId, int32_t userSerial, const std::string& token,
119                                  const std::string& secret);
120     binder::Status lockUserKey(int32_t userId);
121 
122     binder::Status prepareUserStorage(const std::optional<std::string>& uuid, int32_t userId,
123                                       int32_t userSerial, int32_t flags);
124     binder::Status destroyUserStorage(const std::optional<std::string>& uuid, int32_t userId,
125                                       int32_t flags);
126 
127     binder::Status prepareSandboxForApp(const std::string& packageName, int32_t appId,
128                                         const std::string& sandboxId, int32_t userId);
129     binder::Status destroySandboxForApp(const std::string& packageName,
130                                         const std::string& sandboxId, int32_t userId);
131 
132     binder::Status startCheckpoint(int32_t retry);
133     binder::Status needsCheckpoint(bool* _aidl_return);
134     binder::Status needsRollback(bool* _aidl_return);
135     binder::Status isCheckpointing(bool* _aidl_return);
136     binder::Status commitChanges();
137     binder::Status prepareCheckpoint();
138     binder::Status restoreCheckpoint(const std::string& mountPoint);
139     binder::Status restoreCheckpointPart(const std::string& mountPoint, int count);
140     binder::Status markBootAttempt();
141     binder::Status abortChanges(const std::string& message, bool retry);
142     binder::Status supportsCheckpoint(bool* _aidl_return);
143     binder::Status supportsBlockCheckpoint(bool* _aidl_return);
144     binder::Status supportsFileCheckpoint(bool* _aidl_return);
145     binder::Status resetCheckpoint();
146 
147     binder::Status incFsEnabled(bool* _aidl_return) override;
148     binder::Status mountIncFs(
149             const std::string& backingPath, const std::string& targetDir, int32_t flags,
150             ::android::os::incremental::IncrementalFileSystemControlParcel* _aidl_return) override;
151     binder::Status unmountIncFs(const std::string& dir) override;
152     binder::Status bindMount(const std::string& sourceDir, const std::string& targetDir) override;
153 };
154 
155 }  // namespace vold
156 }  // namespace android
157 
158 #endif  // _VOLD_NATIVE_SERVICE_H_
159