1 /*
2 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
3 * Not a Contribution
4 */
5 /*
6 * Copyright (C) 2016 The Android Open Source Project
7 *
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20
21 #define LOG_TAG "LocSvc_GnssMeasurementInterface"
22
23 #include <log_util.h>
24 #include <MeasurementAPIClient.h>
25 #include "GnssMeasurement.h"
26
27 namespace android {
28 namespace hardware {
29 namespace gnss {
30 namespace V1_0 {
31 namespace implementation {
32
serviceDied(uint64_t cookie,const wp<IBase> & who)33 void GnssMeasurement::GnssMeasurementDeathRecipient::serviceDied(
34 uint64_t cookie, const wp<IBase>& who) {
35 LOC_LOGE("%s] service died. cookie: %llu, who: %p",
36 __FUNCTION__, static_cast<unsigned long long>(cookie), &who);
37 if (mGnssMeasurement != nullptr) {
38 mGnssMeasurement->close();
39 }
40 }
41
GnssMeasurement()42 GnssMeasurement::GnssMeasurement() {
43 mGnssMeasurementDeathRecipient = new GnssMeasurementDeathRecipient(this);
44 mApi = new MeasurementAPIClient();
45 }
46
~GnssMeasurement()47 GnssMeasurement::~GnssMeasurement() {
48 if (mApi) {
49 delete mApi;
50 mApi = nullptr;
51 }
52 }
53
54 // Methods from ::android::hardware::gnss::V1_0::IGnssMeasurement follow.
55
setCallback(const sp<V1_0::IGnssMeasurementCallback> & callback)56 Return<IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback(
57 const sp<V1_0::IGnssMeasurementCallback>& callback) {
58
59 Return<IGnssMeasurement::GnssMeasurementStatus> ret =
60 IGnssMeasurement::GnssMeasurementStatus::ERROR_GENERIC;
61 if (mGnssMeasurementCbIface != nullptr) {
62 LOC_LOGE("%s]: GnssMeasurementCallback is already set", __FUNCTION__);
63 return IGnssMeasurement::GnssMeasurementStatus::ERROR_ALREADY_INIT;
64 }
65
66 if (callback == nullptr) {
67 LOC_LOGE("%s]: callback is nullptr", __FUNCTION__);
68 return ret;
69 }
70 if (mApi == nullptr) {
71 LOC_LOGE("%s]: mApi is nullptr", __FUNCTION__);
72 return ret;
73 }
74
75 mGnssMeasurementCbIface = callback;
76 mGnssMeasurementCbIface->linkToDeath(mGnssMeasurementDeathRecipient, 0);
77
78 return mApi->measurementSetCallback(callback);
79
80 }
81
close()82 Return<void> GnssMeasurement::close() {
83 if (mApi == nullptr) {
84 LOC_LOGE("%s]: mApi is nullptr", __FUNCTION__);
85 return Void();
86 }
87
88 if (mGnssMeasurementCbIface != nullptr) {
89 mGnssMeasurementCbIface->unlinkToDeath(mGnssMeasurementDeathRecipient);
90 mGnssMeasurementCbIface = nullptr;
91 }
92 mApi->measurementClose();
93
94 return Void();
95 }
96
97 } // namespace implementation
98 } // namespace V1_0
99 } // namespace gnss
100 } // namespace hardware
101 } // namespace android
102