2009-03-04 03:31:44 +00:00
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/*
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**
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** Copyright 2008, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#include <stdint.h>
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#include <sys/types.h>
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2009-05-20 02:08:10 +00:00
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#include <binder/Parcel.h>
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#include <binder/IPCThreadState.h>
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#include <binder/IServiceManager.h>
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2009-03-04 03:31:44 +00:00
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#include <ui/ICameraService.h>
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namespace android {
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class BpCameraService: public BpInterface<ICameraService>
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{
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public:
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BpCameraService(const sp<IBinder>& impl)
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: BpInterface<ICameraService>(impl)
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{
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}
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// connect to camera service
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virtual sp<ICamera> connect(const sp<ICameraClient>& cameraClient)
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{
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Parcel data, reply;
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data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
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data.writeStrongBinder(cameraClient->asBinder());
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remote()->transact(BnCameraService::CONNECT, data, &reply);
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return interface_cast<ICamera>(reply.readStrongBinder());
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}
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};
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IMPLEMENT_META_INTERFACE(CameraService, "android.hardware.ICameraService");
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// ----------------------------------------------------------------------
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#define CHECK_INTERFACE(interface, data, reply) \
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do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
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LOGW("Call incorrectly routed to " #interface); \
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return PERMISSION_DENIED; \
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} } while (0)
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status_t BnCameraService::onTransact(
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uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
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{
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switch(code) {
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case CONNECT: {
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CHECK_INTERFACE(ICameraService, data, reply);
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sp<ICameraClient> cameraClient = interface_cast<ICameraClient>(data.readStrongBinder());
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sp<ICamera> camera = connect(cameraClient);
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reply->writeStrongBinder(camera->asBinder());
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return NO_ERROR;
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} break;
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default:
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return BBinder::onTransact(code, data, reply, flags);
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}
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}
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// ----------------------------------------------------------------------------
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}; // namespace android
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