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#define LOG_TAG "BpCameraServiceProxy"
18
19#include <stdint.h>
20
21#include <binder/Parcel.h>
22
23#include <camera/ICameraServiceProxy.h>
24
25namespace android {
26
27class BpCameraServiceProxy: public BpInterface<ICameraServiceProxy> {
28public:
29    explicit BpCameraServiceProxy(const sp<IBinder>& impl)
30        : BpInterface<ICameraServiceProxy>(impl) {}
31
32    virtual void pingForUserUpdate() {
33        Parcel data;
34        data.writeInterfaceToken(ICameraServiceProxy::getInterfaceDescriptor());
35        remote()->transact(BnCameraServiceProxy::PING_FOR_USER_UPDATE, data, nullptr,
36                IBinder::FLAG_ONEWAY);
37    }
38
39    virtual void notifyCameraState(String16 cameraId, CameraState newCameraState) {
40        Parcel data;
41        data.writeInterfaceToken(ICameraServiceProxy::getInterfaceDescriptor());
42        data.writeString16(cameraId);
43        data.writeInt32(newCameraState);
44        remote()->transact(BnCameraServiceProxy::NOTIFY_CAMERA_STATE, data, nullptr,
45                IBinder::FLAG_ONEWAY);
46    }
47
48};
49
50
51IMPLEMENT_META_INTERFACE(CameraServiceProxy, "android.hardware.ICameraServiceProxy");
52
53status_t BnCameraServiceProxy::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
54        uint32_t flags) {
55    switch(code) {
56        case PING_FOR_USER_UPDATE: {
57            CHECK_INTERFACE(ICameraServiceProxy, data, reply);
58            pingForUserUpdate();
59            return NO_ERROR;
60        } break;
61        case NOTIFY_CAMERA_STATE: {
62            CHECK_INTERFACE(ICameraServiceProxy, data, reply);
63            String16 cameraId = data.readString16();
64            CameraState newCameraState =
65                static_cast<CameraState>(data.readInt32());
66            notifyCameraState(cameraId, newCameraState);
67            return NO_ERROR;
68        } break;
69        default:
70            return BBinder::onTransact(code, data, reply, flags);
71    }
72}
73}; // namespace android
74