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      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 <utils/RefBase.h>
     19 #include <binder/IInterface.h>
     20 #include <binder/Parcel.h>
     21 
     22 #include <media/IMediaPlayerClient.h>
     23 
     24 namespace android {
     25 
     26 enum {
     27     NOTIFY = IBinder::FIRST_CALL_TRANSACTION,
     28 };
     29 
     30 class BpMediaPlayerClient: public BpInterface<IMediaPlayerClient>
     31 {
     32 public:
     33     explicit BpMediaPlayerClient(const sp<IBinder>& impl)
     34         : BpInterface<IMediaPlayerClient>(impl)
     35     {
     36     }
     37 
     38     virtual void notify(int msg, int ext1, int ext2, const Parcel *obj)
     39     {
     40         Parcel data, reply;
     41         data.writeInterfaceToken(IMediaPlayerClient::getInterfaceDescriptor());
     42         data.writeInt32(msg);
     43         data.writeInt32(ext1);
     44         data.writeInt32(ext2);
     45         if (obj && obj->dataSize() > 0) {
     46             data.appendFrom(const_cast<Parcel *>(obj), 0, obj->dataSize());
     47         }
     48         remote()->transact(NOTIFY, data, &reply, IBinder::FLAG_ONEWAY);
     49     }
     50 };
     51 
     52 IMPLEMENT_META_INTERFACE(MediaPlayerClient, "android.media.IMediaPlayerClient");
     53 
     54 // ----------------------------------------------------------------------
     55 
     56 status_t BnMediaPlayerClient::onTransact(
     57     uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
     58 {
     59     switch (code) {
     60         case NOTIFY: {
     61             CHECK_INTERFACE(IMediaPlayerClient, data, reply);
     62             int msg = data.readInt32();
     63             int ext1 = data.readInt32();
     64             int ext2 = data.readInt32();
     65             Parcel obj;
     66             if (data.dataAvail() > 0) {
     67                 obj.appendFrom(const_cast<Parcel *>(&data), data.dataPosition(), data.dataAvail());
     68             }
     69 
     70             notify(msg, ext1, ext2, &obj);
     71             return NO_ERROR;
     72         } break;
     73         default:
     74             return BBinder::onTransact(code, data, reply, flags);
     75     }
     76 }
     77 
     78 } // namespace android
     79