1 /*
2 **
3 ** Copyright 2008, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 ** http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17
18 #include <stdint.h>
19 #include <sys/types.h>
20
21 #include <binder/Parcel.h>
22 #include <binder/IPCThreadState.h>
23 #include <binder/IServiceManager.h>
24
25 #include <ui/ICameraService.h>
26
27 namespace android {
28
29 class BpCameraService: public BpInterface<ICameraService>
30 {
31 public:
BpCameraService(const sp<IBinder> & impl)32 BpCameraService(const sp<IBinder>& impl)
33 : BpInterface<ICameraService>(impl)
34 {
35 }
36
37 // connect to camera service
connect(const sp<ICameraClient> & cameraClient)38 virtual sp<ICamera> connect(const sp<ICameraClient>& cameraClient)
39 {
40 Parcel data, reply;
41 data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
42 data.writeStrongBinder(cameraClient->asBinder());
43 remote()->transact(BnCameraService::CONNECT, data, &reply);
44 return interface_cast<ICamera>(reply.readStrongBinder());
45 }
46 };
47
48 IMPLEMENT_META_INTERFACE(CameraService, "android.hardware.ICameraService");
49
50 // ----------------------------------------------------------------------
51
onTransact(uint32_t code,const Parcel & data,Parcel * reply,uint32_t flags)52 status_t BnCameraService::onTransact(
53 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
54 {
55 switch(code) {
56 case CONNECT: {
57 CHECK_INTERFACE(ICameraService, data, reply);
58 sp<ICameraClient> cameraClient = interface_cast<ICameraClient>(data.readStrongBinder());
59 sp<ICamera> camera = connect(cameraClient);
60 reply->writeStrongBinder(camera->asBinder());
61 return NO_ERROR;
62 } break;
63 default:
64 return BBinder::onTransact(code, data, reply, flags);
65 }
66 }
67
68 // ----------------------------------------------------------------------------
69
70 }; // namespace android
71
72