1/*
2**
3** Copyright 2007, 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_TAG "IMediaLogService"
19//#define LOG_NDEBUG 0
20
21#include <utils/Log.h>
22#include <stdint.h>
23#include <sys/types.h>
24#include <binder/Parcel.h>
25#include <media/IMediaLogService.h>
26
27namespace android {
28
29enum {
30    REGISTER_WRITER = IBinder::FIRST_CALL_TRANSACTION,
31    UNREGISTER_WRITER,
32    REQUEST_MERGE_WAKEUP,
33};
34
35class BpMediaLogService : public BpInterface<IMediaLogService>
36{
37public:
38    explicit BpMediaLogService(const sp<IBinder>& impl)
39        : BpInterface<IMediaLogService>(impl)
40    {
41    }
42
43    virtual void    registerWriter(const sp<IMemory>& shared, size_t size, const char *name) {
44        Parcel data, reply;
45        data.writeInterfaceToken(IMediaLogService::getInterfaceDescriptor());
46        data.writeStrongBinder(IInterface::asBinder(shared));
47        data.writeInt64((int64_t) size);
48        data.writeCString(name);
49        status_t status __unused = remote()->transact(REGISTER_WRITER, data, &reply);
50        // FIXME ignores status
51    }
52
53    virtual void    unregisterWriter(const sp<IMemory>& shared) {
54        Parcel data, reply;
55        data.writeInterfaceToken(IMediaLogService::getInterfaceDescriptor());
56        data.writeStrongBinder(IInterface::asBinder(shared));
57        status_t status __unused = remote()->transact(UNREGISTER_WRITER, data, &reply);
58        // FIXME ignores status
59    }
60
61    virtual void    requestMergeWakeup() {
62        Parcel data, reply;
63        data.writeInterfaceToken(IMediaLogService::getInterfaceDescriptor());
64        status_t status __unused = remote()->transact(REQUEST_MERGE_WAKEUP, data, &reply);
65        // FIXME ignores status
66    }
67
68};
69
70IMPLEMENT_META_INTERFACE(MediaLogService, "android.media.IMediaLogService");
71
72// ----------------------------------------------------------------------
73
74status_t BnMediaLogService::onTransact(
75    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
76{
77    switch (code) {
78
79        case REGISTER_WRITER: {
80            CHECK_INTERFACE(IMediaLogService, data, reply);
81            sp<IMemory> shared = interface_cast<IMemory>(data.readStrongBinder());
82            size_t size = (size_t) data.readInt64();
83            const char *name = data.readCString();
84            registerWriter(shared, size, name);
85            return NO_ERROR;
86        }
87
88        case UNREGISTER_WRITER: {
89            CHECK_INTERFACE(IMediaLogService, data, reply);
90            sp<IMemory> shared = interface_cast<IMemory>(data.readStrongBinder());
91            unregisterWriter(shared);
92            return NO_ERROR;
93        }
94
95        case REQUEST_MERGE_WAKEUP: {
96            CHECK_INTERFACE(IMediaLogService, data, reply);
97            requestMergeWakeup();
98            return NO_ERROR;
99        }
100
101        default:
102            return BBinder::onTransact(code, data, reply, flags);
103    }
104}
105
106// ----------------------------------------------------------------------------
107
108} // namespace android
109