IProducerListener.cpp revision f0eaf25e9247edf4d124bedaeb863f7abdf35a3e 
1/*
2 * Copyright 2014 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#include <binder/Parcel.h>
18
19#include <gui/IProducerListener.h>
20
21namespace android {
22
23enum {
24    ON_BUFFER_RELEASED = IBinder::FIRST_CALL_TRANSACTION,
25};
26
27class BpProducerListener : public BpInterface<IProducerListener>
28{
29public:
30    BpProducerListener(const sp<IBinder>& impl)
31        : BpInterface<IProducerListener>(impl) {}
32
33    virtual void onBufferReleased() {
34        Parcel data, reply;
35        data.writeInterfaceToken(IProducerListener::getInterfaceDescriptor());
36        remote()->transact(ON_BUFFER_RELEASED, data, &reply, IBinder::FLAG_ONEWAY);
37    }
38};
39
40IMPLEMENT_META_INTERFACE(ProducerListener, "android.gui.IProducerListener")
41
42status_t BnProducerListener::onTransact(uint32_t code, const Parcel& data,
43        Parcel* reply, uint32_t flags) {
44    switch (code) {
45        case ON_BUFFER_RELEASED:
46            CHECK_INTERFACE(IProducerListener, data, reply);
47            onBufferReleased();
48            return NO_ERROR;
49    }
50    return BBinder::onTransact(code, data, reply, flags);
51}
52
53} // namespace android
54