1 /*
2  * Copyright (C) 2015 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_HARDWARE_ICAMERASERVICEPROXY_H
18 #define ANDROID_HARDWARE_ICAMERASERVICEPROXY_H
19 
20 #include <utils/RefBase.h>
21 #include <binder/IInterface.h>
22 #include <binder/Parcel.h>
23 
24 namespace android {
25 
26 /**
27  * Interface from native camera service to managed-side camera service proxy.
28  *
29  * Keep in sync with frameworks/base/core/java/android/hardware/ICameraServiceProxy.aidl
30  *
31  */
32 class ICameraServiceProxy : public IInterface {
33 public:
34     enum {
35         PING_FOR_USER_UPDATE = IBinder::FIRST_CALL_TRANSACTION,
36         NOTIFY_CAMERA_STATE
37     };
38 
39     enum CameraState {
40         CAMERA_STATE_OPEN,
41         CAMERA_STATE_ACTIVE,
42         CAMERA_STATE_IDLE,
43         CAMERA_STATE_CLOSED
44     };
45 
46     DECLARE_META_INTERFACE(CameraServiceProxy);
47 
48     virtual void pingForUserUpdate() = 0;
49     virtual void notifyCameraState(String16 cameraId, CameraState newCameraState) = 0;
50 };
51 
52 class BnCameraServiceProxy: public BnInterface<ICameraServiceProxy>
53 {
54 public:
55     virtual status_t    onTransact( uint32_t code,
56                                     const Parcel& data,
57                                     Parcel* reply,
58                                     uint32_t flags = 0);
59 };
60 
61 
62 
63 }; // namespace android
64 
65 #endif // ANDROID_HARDWARE_ICAMERASERVICEPROXY_H
66