1 /*
2 **
3 ** Copyright 2013, 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 //#define LOG_NDEBUG 0
19 #define LOG_TAG "IDrmClient"
20 #include <utils/Log.h>
21
22 #include <utils/RefBase.h>
23 #include <binder/IInterface.h>
24 #include <binder/Parcel.h>
25
26 #include <media/IMediaPlayerClient.h>
27 #include <media/IDrmClient.h>
28
29 namespace android {
30
31 enum {
32 NOTIFY = IBinder::FIRST_CALL_TRANSACTION,
33 };
34
35 class BpDrmClient: public BpInterface<IDrmClient>
36 {
37 public:
BpDrmClient(const sp<IBinder> & impl)38 BpDrmClient(const sp<IBinder>& impl)
39 : BpInterface<IDrmClient>(impl)
40 {
41 }
42
notify(DrmPlugin::EventType eventType,int extra,const Parcel * obj)43 virtual void notify(DrmPlugin::EventType eventType, int extra, const Parcel *obj)
44 {
45 Parcel data, reply;
46 data.writeInterfaceToken(IDrmClient::getInterfaceDescriptor());
47 data.writeInt32((int)eventType);
48 data.writeInt32(extra);
49 if (obj && obj->dataSize() > 0) {
50 data.appendFrom(const_cast<Parcel *>(obj), 0, obj->dataSize());
51 }
52 remote()->transact(NOTIFY, data, &reply, IBinder::FLAG_ONEWAY);
53 }
54 };
55
56 IMPLEMENT_META_INTERFACE(DrmClient, "android.media.IDrmClient");
57
58 // ----------------------------------------------------------------------
59
onTransact(uint32_t code,const Parcel & data,Parcel * reply,uint32_t flags)60 status_t BnDrmClient::onTransact(
61 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
62 {
63 switch (code) {
64 case NOTIFY: {
65 CHECK_INTERFACE(IDrmClient, data, reply);
66 int eventType = data.readInt32();
67 int extra = data.readInt32();
68 Parcel obj;
69 if (data.dataAvail() > 0) {
70 obj.appendFrom(const_cast<Parcel *>(&data), data.dataPosition(), data.dataAvail());
71 }
72
73 notify((DrmPlugin::EventType)eventType, extra, &obj);
74 return NO_ERROR;
75 } break;
76 default:
77 return BBinder::onTransact(code, data, reply, flags);
78 }
79 }
80
81 } // namespace android
82