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#include "chre/core/event_loop_manager.h"
18#include "chre/core/sensor_request.h"
19#include "chre/util/time.h"
20#include "chre/util/macros.h"
21#include "chre_api/chre/sensor.h"
22
23using chre::EventLoopManager;
24using chre::EventLoopManagerSingleton;
25using chre::Nanoseconds;
26using chre::SensorMode;
27using chre::SensorRequest;
28using chre::SensorType;
29
30using chre::getSensorModeFromEnum;
31using chre::getSensorTypeFromUnsignedInt;
32
33DLL_EXPORT bool chreSensorFindDefault(uint8_t sensorType, uint32_t *handle) {
34  SensorType validatedSensorType = getSensorTypeFromUnsignedInt(sensorType);
35  return (validatedSensorType != SensorType::Unknown
36      && EventLoopManagerSingleton::get()->getSensorRequestManager()
37          .getSensorHandle(validatedSensorType, handle));
38}
39
40DLL_EXPORT bool chreGetSensorInfo(uint32_t sensorHandle,
41                                  struct chreSensorInfo *info) {
42  CHRE_ASSERT(info);
43
44  chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
45
46  bool success = false;
47  if (info != nullptr) {
48    success = EventLoopManagerSingleton::get()->getSensorRequestManager().
49        getSensorInfo(sensorHandle, *nanoapp, info);
50  }
51  return success;
52}
53
54DLL_EXPORT bool chreGetSensorSamplingStatus(
55    uint32_t sensorHandle, struct chreSensorSamplingStatus *status) {
56  CHRE_ASSERT(status);
57
58  bool success = false;
59  if (status != nullptr) {
60    success = EventLoopManagerSingleton::get()->getSensorRequestManager().
61        getSensorSamplingStatus(sensorHandle, status);
62  }
63  return success;
64}
65
66DLL_EXPORT bool chreSensorConfigure(uint32_t sensorHandle,
67                                    enum chreSensorConfigureMode mode,
68                                    uint64_t interval, uint64_t latency) {
69  chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
70  SensorMode sensorMode = getSensorModeFromEnum(mode);
71  SensorRequest sensorRequest(nanoapp, sensorMode, Nanoseconds(interval),
72                              Nanoseconds(latency));
73  return EventLoopManagerSingleton::get()->getSensorRequestManager()
74      .setSensorRequest(nanoapp, sensorHandle, sensorRequest);
75}
76