1/*
2 * Copyright (C) 2016 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_gnss_V1_0_AGnssRil_H_
18#define android_hardware_gnss_V1_0_AGnssRil_H_
19
20#include <ThreadCreationWrapper.h>
21#include <android/hardware/gnss/1.0/IAGnssRil.h>
22#include <hardware/gps.h>
23#include <hidl/Status.h>
24
25namespace android {
26namespace hardware {
27namespace gnss {
28namespace V1_0 {
29namespace implementation {
30
31using ::android::hardware::gnss::V1_0::IAGnssRil;
32using ::android::hardware::gnss::V1_0::IAGnssRilCallback;
33using ::android::hardware::Return;
34using ::android::hardware::Void;
35using ::android::hardware::hidl_vec;
36using ::android::hardware::hidl_string;
37using ::android::sp;
38
39/*
40 * Extended interface for AGNSS RIL support. An Assisted GNSS Radio Interface Layer interface
41 * allows the GNSS chipset to request radio interface layer information from Android platform.
42 * Examples of such information are reference location, unique subscriber ID, phone number string
43 * and network availability changes. Also contains wrapper methods to allow methods from
44 * IAGnssiRilCallback interface to be passed into the conventional implementation of the GNSS HAL.
45 */
46struct AGnssRil : public IAGnssRil {
47    AGnssRil(const AGpsRilInterface* aGpsRilIface);
48    ~AGnssRil();
49
50    /*
51     * Methods from ::android::hardware::gnss::V1_0::IAGnssRil follow.
52     * These declarations were generated from IAGnssRil.hal.
53     */
54    Return<void> setCallback(const sp<IAGnssRilCallback>& callback) override;
55    Return<void> setRefLocation(const IAGnssRil::AGnssRefLocation& agnssReflocation) override;
56    Return<bool> setSetId(IAGnssRil::SetIDType type, const hidl_string& setid) override;
57    Return<bool> updateNetworkState(bool connected,
58                                    IAGnssRil::NetworkType type,
59                                    bool roaming) override;
60    Return<bool> updateNetworkAvailability(bool available, const hidl_string& apn) override;
61    static void requestSetId(uint32_t flags);
62    static void requestRefLoc(uint32_t flags);
63
64    /*
65     * Callback method to be passed into the conventional GNSS HAL by the default
66     * implementation. This method is not part of the IAGnssRil base class.
67     */
68    static pthread_t createThreadCb(const char* name, void (*start)(void*), void* arg);
69
70    /*
71     * Holds function pointers to the callback methods.
72     */
73    static AGpsRilCallbacks sAGnssRilCb;
74
75 private:
76    const AGpsRilInterface* mAGnssRilIface = nullptr;
77    static sp<IAGnssRilCallback> sAGnssRilCbIface;
78    static std::vector<std::unique_ptr<ThreadFuncArgs>> sThreadFuncArgsList;
79    static bool sInterfaceExists;
80};
81
82}  // namespace implementation
83}  // namespace V1_0
84}  // namespace gnss
85}  // namespace hardware
86}  // namespace android
87
88#endif  // android_hardware_gnss_V1_0_AGnssRil_H_
89