1/*
2 * Copyright (C) 2015 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#ifndef ANDROID_HARDWARE_RADIO_H
18#define ANDROID_HARDWARE_RADIO_H
19
20#include <binder/IBinder.h>
21#include <utils/threads.h>
22#include <radio/RadioCallback.h>
23#include <radio/IRadio.h>
24#include <radio/IRadioService.h>
25#include <radio/IRadioClient.h>
26#include <system/radio.h>
27
28namespace android {
29
30class MemoryDealer;
31
32class Radio : public BnRadioClient,
33                        public IBinder::DeathRecipient
34{
35public:
36
37    virtual ~Radio();
38
39    static  status_t listModules(struct radio_properties *properties,
40                                 uint32_t *numModules);
41    static  sp<Radio> attach(radio_handle_t handle,
42                             const struct radio_band_config *config,
43                             bool withAudio,
44                             const sp<RadioCallback>& callback);
45
46
47            void detach();
48
49            status_t setConfiguration(const struct radio_band_config *config);
50
51            status_t getConfiguration(struct radio_band_config *config);
52
53            status_t setMute(bool mute);
54
55            status_t getMute(bool *mute);
56
57            status_t step(radio_direction_t direction, bool skipSubChannel);
58
59            status_t scan(radio_direction_t direction, bool skipSubChannel);
60
61            status_t tune(unsigned int channel, unsigned int subChannel);
62
63            status_t cancel();
64
65            status_t getProgramInformation(struct radio_program_info *info);
66
67            status_t hasControl(bool *hasControl);
68
69            // BpRadioClient
70            virtual void onEvent(const sp<IMemory>& eventMemory);
71
72            //IBinder::DeathRecipient
73            virtual void binderDied(const wp<IBinder>& who);
74
75private:
76            Radio(radio_handle_t handle,
77                            const sp<RadioCallback>&);
78            static const sp<IRadioService>& getRadioService();
79
80            Mutex                   mLock;
81            sp<IRadio>              mIRadio;
82            const radio_handle_t    mHandle;
83            sp<RadioCallback>       mCallback;
84};
85
86}; // namespace android
87
88#endif //ANDROID_HARDWARE_RADIO_H
89