xref: /aosp_15_r20/hardware/interfaces/gnss/common/utils/default/include/Utils.h (revision 4d7e907c777eeecc4c5bd7cf640a754fac206ff7)
1 /*
2  * Copyright (C) 2019 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_common_default_Utils_H_
18 #define android_hardware_gnss_common_default_Utils_H_
19 
20 #include <aidl/android/hardware/gnss/BnGnss.h>
21 #include <aidl/android/hardware/gnss/BnGnssMeasurementInterface.h>
22 #include <android/hardware/gnss/1.0/IGnss.h>
23 #include <android/hardware/gnss/2.0/IGnss.h>
24 #include <android/hardware/gnss/2.1/IGnss.h>
25 
26 using ::android::hardware::hidl_vec;
27 
28 namespace android {
29 namespace hardware {
30 namespace gnss {
31 namespace common {
32 
33 struct Utils {
34     static aidl::android::hardware::gnss::GnssData getMockMeasurement(
35             const bool enableCorrVecOutputs, const bool enableFullTracking);
36     static V2_0::IGnssMeasurementCallback::GnssData getMockMeasurementV2_0();
37     static V2_1::IGnssMeasurementCallback::GnssData getMockMeasurementV2_1();
38 
39     static aidl::android::hardware::gnss::GnssLocation getMockLocation();
40     static V2_0::GnssLocation getMockLocationV2_0();
41     static V1_0::GnssLocation getMockLocationV1_0();
42 
43     static std::vector<aidl::android::hardware::gnss::IGnssCallback::GnssSvInfo>
44     getMockSvInfoList();
45     static hidl_vec<V2_1::IGnssCallback::GnssSvInfo> getMockSvInfoListV2_1();
46     static V2_1::IGnssCallback::GnssSvInfo getMockSvInfoV2_1(
47             V2_0::IGnssCallback::GnssSvInfo gnssSvInfoV2_0, float basebandCN0DbHz);
48     static V2_0::IGnssCallback::GnssSvInfo getMockSvInfoV2_0(
49             V1_0::IGnssCallback::GnssSvInfo gnssSvInfoV1_0, V2_0::GnssConstellationType type);
50     static V1_0::IGnssCallback::GnssSvInfo getMockSvInfoV1_0(int16_t svid,
51                                                              V1_0::GnssConstellationType type,
52                                                              float cN0DbHz, float elevationDegrees,
53                                                              float azimuthDegrees,
54                                                              float carrierFrequencyHz);
55 
56     static hidl_vec<V2_1::IGnssAntennaInfoCallback::GnssAntennaInfo> getMockAntennaInfos();
57 };
58 
59 struct ThreadBlocker {
60     // returns false if unblocked:
61     template <class R, class P>
wait_forThreadBlocker62     bool wait_for(std::chrono::duration<R, P> const& time) {
63         std::unique_lock<std::mutex> lock(m);
64         return !cv.wait_for(lock, time, [&] { return terminate; });
65     }
66 
notifyThreadBlocker67     void notify() {
68         std::unique_lock<std::mutex> lock(m);
69         terminate = true;
70         cv.notify_all();
71     }
72 
resetThreadBlocker73     void reset() {
74         std::unique_lock<std::mutex> lock(m);
75         terminate = false;
76     }
77 
78   private:
79     std::condition_variable cv;
80     std::mutex m;
81     bool terminate = false;
82 };
83 
84 }  // namespace common
85 }  // namespace gnss
86 }  // namespace hardware
87 }  // namespace android
88 
89 #endif  // android_hardware_gnss_common_default_Utils_H_
90