1 /*
2  * Copyright (c) 2022-2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #include <cmath>
16 
17 #include "osal_mem.h"
18 #include "sensor_callback_impl.h"
19 #include "sensor_type.h"
20 #include "hdf_log.h"
21 
22 namespace OHOS {
23 namespace HDI {
24 namespace Sensor {
25 namespace V2_0 {
26 uint32_t SensorCallbackImpl::sensorDataFlag = 1;
27 namespace {
28     struct SensorValueRange {
29         float highThreshold;
30         float lowThreshold;
31     };
32 
33     struct SensorDevelopmentList {
34         int32_t sensorTypeId;
35         char sensorName[SENSOR_NAME_MAX_LEN];
36         int32_t dataForm;    // 0: fixed, 1: range
37         int32_t dataDimension;
38         struct SensorValueRange *valueRange;
39     };
40 
41     struct SensorValueRange g_testRange[] = {{1e5, 0.0}};
42     struct SensorValueRange g_accelRange[] = {{78.0, -78.0}, {78.0, -78.0}, {78.0, -78.0}};
43     struct SensorValueRange g_alsRange[] = {{10000000.0, 0.0}};
44     struct SensorValueRange g_pedometerRange[] = {{10000.0, 0.0}};
45     struct SensorValueRange g_proximityRange[] = {{5.0, 0.0}};
46     struct SensorValueRange g_hallRange[] = {{2.0, 0.0}};
47     struct SensorValueRange g_barometerRange[] = {{1100.0, -1100.0}, {1100.0, -1100.0}};
48     struct SensorValueRange g_magneticRange[] = {{2000.0, -2000.0}, {2000.0, -2000.0}, {2000.0, -2000.0}};
49     struct SensorValueRange g_gyroscopeRange[] = {{35.0, -35.0}, {35.0, -35.0}, {35.0, -35.0}};
50     struct SensorValueRange g_gravityRange[] = {{78.0, -78.0}, {78.0, -78.0}, {78.0, -78.0}};
51     struct SensorValueRange g_humidityRange[] = {{100, 0}};
52     struct SensorValueRange g_temperatureRange[] = {{125, -40}};
53 
54     struct SensorDevelopmentList g_sensorList[] = {
55         {SENSOR_TYPE_NONE, "sensor_test",  1, 1, g_testRange},
56         {SENSOR_TYPE_ACCELEROMETER, "accelerometer",  1, 3, g_accelRange},
57         {SENSOR_TYPE_PEDOMETER, "pedometer", 1, 1, g_pedometerRange},
58         {SENSOR_TYPE_PROXIMITY, "proximity",  0, 1, g_proximityRange},
59         {SENSOR_TYPE_HALL, "hallrometer",  1, 1, g_hallRange},
60         {SENSOR_TYPE_BAROMETER, "barometer",  1, 2, g_barometerRange},
61         {SENSOR_TYPE_AMBIENT_LIGHT, "als", 1, 1, g_alsRange},
62         {SENSOR_TYPE_MAGNETIC_FIELD, "magnetometer",  1, 3, g_magneticRange},
63         {SENSOR_TYPE_GYROSCOPE, "gyroscope", 1, 3, g_gyroscopeRange},
64         {SENSOR_TYPE_GRAVITY, "gravity", 1, 3, g_gravityRange},
65         {SENSOR_TYPE_HUMIDITY, "humidity", 1, 1, g_humidityRange},
66         {SENSOR_TYPE_TEMPERATURE, "tenperature", 1, 1, g_temperatureRange}
67     };
68 
69     constexpr int32_t LIST_NUM = sizeof(g_sensorList) / sizeof(g_sensorList[0]);
70     constexpr float EPSINON = 1e-6;
71 
SensorDataVerification(const float & data,const struct SensorDevelopmentList & sensorNode)72     void SensorDataVerification(const float &data, const struct SensorDevelopmentList &sensorNode)
73     {
74         for (int32_t j = 0; j < sensorNode.dataDimension; ++j) {
75             if (sensorNode.dataForm == 0) {
76                 if (std::abs(*(&data + j) - sensorNode.valueRange[j].highThreshold) < EPSINON ||
77                     std::abs(*(&data + j) - sensorNode.valueRange[j].lowThreshold) < EPSINON) {
78                     SensorCallbackImpl::sensorDataFlag &= 1;
79                 } else {
80                     SensorCallbackImpl::sensorDataFlag = 0;
81                     printf("%s: %s Not expected\n\r", __func__, sensorNode.sensorName);
82                 }
83             }
84 
85             if (sensorNode.dataForm == 1) {
86                 if (*(&data + j) >= sensorNode.valueRange[j].lowThreshold &&
87                     *(&data + j) <= sensorNode.valueRange[j].highThreshold) {
88                     SensorCallbackImpl::sensorDataFlag &= 1;
89                 } else {
90                     SensorCallbackImpl::sensorDataFlag = 0;
91                     printf("%s: %s Not expected\n\r", __func__, sensorNode.sensorName);
92                 }
93             }
94         }
95     }
96 }
97 
OnDataEvent(const HdfSensorEvents & event)98 int32_t SensorCallbackImpl::OnDataEvent(const HdfSensorEvents& event)
99 {
100     void *origin = OsalMemCalloc(sizeof(uint8_t) * (event.dataLen));
101     if (origin == nullptr) {
102         return HDF_FAILURE;
103     }
104     uint8_t *tmp = static_cast<uint8_t*>(origin);
105     uint8_t *eventData = tmp;
106     for (auto value : event.data) {
107        *tmp++ = value;
108     }
109     HDF_LOGI("%{public}s: event info: sensorId = %{public}d, option = %{public}d, mode = %{public}d\n\r", __func__,
110         event.sensorId, event.option, event.mode);
111 
112     for (int32_t i = 0; i < LIST_NUM; ++i) {
113         if (event.sensorId == g_sensorList[i].sensorTypeId) {
114             float *data = reinterpret_cast<float*>(eventData);
115             SensorDataVerification(*data, g_sensorList[i]);
116         }
117     }
118     OsalMemFree(origin);
119     return HDF_SUCCESS;
120 }
121 } // V2_0
122 } // Sensor
123 } // HDI
124 } // OHOS
125