IAudioRecord.cpp revision b7056fc8525e0515c6f46676e3307088f8b64cdc 
157f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad/*
257f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad**
357f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** Copyright 2007, The Android Open Source Project
457f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad**
557f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** Licensed under the Apache License, Version 2.0 (the "License");
657f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** you may not use this file except in compliance with the License.
757f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** You may obtain a copy of the License at
8ad6ed950dbfa152c193dd7e49c369d9e831f1591Mårten Kongstad**
9ad6ed950dbfa152c193dd7e49c369d9e831f1591Mårten Kongstad**     http://www.apache.org/licenses/LICENSE-2.0
10ad6ed950dbfa152c193dd7e49c369d9e831f1591Mårten Kongstad**
11ad6ed950dbfa152c193dd7e49c369d9e831f1591Mårten Kongstad** Unless required by applicable law or agreed to in writing, software
1257f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** distributed under the License is distributed on an "AS IS" BASIS,
1357f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1457f4b77c89bafedf9468f9a636561c0c193405c9Mårten Kongstad** 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
23#include <media/IAudioRecord.h>
24
25namespace android {
26
27enum {
28    GET_CBLK = IBinder::FIRST_CALL_TRANSACTION,
29    START,
30    STOP
31};
32
33class BpAudioRecord : public BpInterface<IAudioRecord>
34{
35public:
36    BpAudioRecord(const sp<IBinder>& impl)
37        : BpInterface<IAudioRecord>(impl)
38    {
39    }
40
41    virtual status_t start()
42    {
43        Parcel data, reply;
44        data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor());
45        remote()->transact(START, data, &reply);
46        return reply.readInt32();
47    }
48
49    virtual void stop()
50    {
51        Parcel data, reply;
52        data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor());
53        remote()->transact(STOP, data, &reply);
54    }
55
56    virtual sp<IMemory> getCblk() const
57    {
58        Parcel data, reply;
59        data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor());
60        remote()->transact(GET_CBLK, data, &reply);
61        return interface_cast<IMemory>(reply.readStrongBinder());
62    }
63};
64
65IMPLEMENT_META_INTERFACE(AudioRecord, "android.media.IAudioRecord");
66
67// ----------------------------------------------------------------------
68
69status_t BnAudioRecord::onTransact(
70    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
71{
72    switch(code) {
73       case GET_CBLK: {
74            CHECK_INTERFACE(IAudioRecord, data, reply);
75            reply->writeStrongBinder(getCblk()->asBinder());
76            return NO_ERROR;
77        } break;
78        case START: {
79            CHECK_INTERFACE(IAudioRecord, data, reply);
80            reply->writeInt32(start());
81            return NO_ERROR;
82        } break;
83        case STOP: {
84            CHECK_INTERFACE(IAudioRecord, data, reply);
85            stop();
86            return NO_ERROR;
87        } break;
88        default:
89            return BBinder::onTransact(code, data, reply, flags);
90    }
91}
92
93}; // namespace android
94
95