1 /*
2  * Copyright (C) 2011 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_IPOWERMANAGER_H
18 #define ANDROID_IPOWERMANAGER_H
19 
20 #include <utils/Errors.h>
21 #include <binder/IInterface.h>
22 #include <hardware/power.h>
23 
24 namespace android {
25 
26 // ----------------------------------------------------------------------------
27 
28 class IPowerManager : public IInterface
29 {
30 public:
31     // These transaction IDs must be kept in sync with the method order from
32     // IPowerManager.aidl.
33     enum {
34         ACQUIRE_WAKE_LOCK            = IBinder::FIRST_CALL_TRANSACTION,
35         ACQUIRE_WAKE_LOCK_UID        = IBinder::FIRST_CALL_TRANSACTION + 1,
36         RELEASE_WAKE_LOCK            = IBinder::FIRST_CALL_TRANSACTION + 2,
37         UPDATE_WAKE_LOCK_UIDS        = IBinder::FIRST_CALL_TRANSACTION + 3,
38         POWER_HINT                   = IBinder::FIRST_CALL_TRANSACTION + 4,
39         UPDATE_WAKE_LOCK_SOURCE      = IBinder::FIRST_CALL_TRANSACTION + 5,
40         IS_WAKE_LOCK_LEVEL_SUPPORTED = IBinder::FIRST_CALL_TRANSACTION + 6,
41         USER_ACTIVITY                = IBinder::FIRST_CALL_TRANSACTION + 7,
42         WAKE_UP                      = IBinder::FIRST_CALL_TRANSACTION + 8,
43         GO_TO_SLEEP                  = IBinder::FIRST_CALL_TRANSACTION + 9,
44         NAP                          = IBinder::FIRST_CALL_TRANSACTION + 10,
45         IS_INTERACTIVE               = IBinder::FIRST_CALL_TRANSACTION + 11,
46         IS_POWER_SAVE_MODE           = IBinder::FIRST_CALL_TRANSACTION + 12,
47         GET_POWER_SAVE_STATE         = IBinder::FIRST_CALL_TRANSACTION + 13,
48         SET_POWER_SAVE_MODE_ENABLED  = IBinder::FIRST_CALL_TRANSACTION + 14,
49         REBOOT                       = IBinder::FIRST_CALL_TRANSACTION + 17,
50         REBOOT_SAFE_MODE             = IBinder::FIRST_CALL_TRANSACTION + 18,
51         SHUTDOWN                     = IBinder::FIRST_CALL_TRANSACTION + 19,
52         CRASH                        = IBinder::FIRST_CALL_TRANSACTION + 20,
53     };
54 
55     DECLARE_META_INTERFACE(PowerManager)
56 
57     // The parcels created by these methods must be kept in sync with the
58     // corresponding methods from IPowerManager.aidl.
59     // FIXME remove the bool isOneWay parameters as they are not oneway in the .aidl
60     virtual status_t acquireWakeLock(int flags, const sp<IBinder>& lock, const String16& tag,
61             const String16& packageName, bool isOneWay = false) = 0;
62     virtual status_t acquireWakeLockWithUid(int flags, const sp<IBinder>& lock, const String16& tag,
63             const String16& packageName, int uid, bool isOneWay = false) = 0;
64     virtual status_t releaseWakeLock(const sp<IBinder>& lock, int flags, bool isOneWay = false) = 0;
65     virtual status_t updateWakeLockUids(const sp<IBinder>& lock, int len, const int *uids,
66             bool isOneWay = false) = 0;
67     virtual status_t powerHint(int hintId, int data) = 0;
68     virtual status_t goToSleep(int64_t event_time_ms, int reason, int flags) = 0;
69     virtual status_t reboot(bool confirm, const String16& reason, bool wait) = 0;
70     virtual status_t shutdown(bool confirm, const String16& reason, bool wait) = 0;
71     virtual status_t crash(const String16& message) = 0;
72 };
73 
74 // ----------------------------------------------------------------------------
75 
76 }; // namespace android
77 
78 #endif // ANDROID_IPOWERMANAGER_H
79