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 #define LOG_TAG "automotive.vehicle@2.0-impl"
18
19 #include "VehicleUtils.h"
20
21 #include <log/log.h>
22
23 namespace android {
24 namespace hardware {
25 namespace automotive {
26 namespace vehicle {
27 namespace V2_0 {
28
29 //namespace utils {
30
createVehiclePropValue(VehiclePropertyType type,size_t vecSize)31 std::unique_ptr<VehiclePropValue> createVehiclePropValue(
32 VehiclePropertyType type, size_t vecSize) {
33 auto val = std::unique_ptr<VehiclePropValue>(new VehiclePropValue);
34 switch (type) {
35 case VehiclePropertyType::INT32: // fall through
36 case VehiclePropertyType::INT32_VEC: // fall through
37 case VehiclePropertyType::BOOLEAN:
38 val->value.int32Values.resize(vecSize);
39 break;
40 case VehiclePropertyType::FLOAT: // fall through
41 case VehiclePropertyType::FLOAT_VEC:
42 val->value.floatValues.resize(vecSize);
43 break;
44 case VehiclePropertyType::INT64:
45 case VehiclePropertyType::INT64_VEC:
46 val->value.int64Values.resize(vecSize);
47 break;
48 case VehiclePropertyType::BYTES:
49 val->value.bytes.resize(vecSize);
50 break;
51 case VehiclePropertyType::STRING:
52 case VehiclePropertyType::MIXED:
53 break; // Valid, but nothing to do.
54 default:
55 ALOGE("createVehiclePropValue: unknown type: %d", type);
56 val.reset(nullptr);
57 }
58 return val;
59 }
60
getVehicleRawValueVectorSize(const VehiclePropValue::RawValue & value,VehiclePropertyType type)61 size_t getVehicleRawValueVectorSize(
62 const VehiclePropValue::RawValue& value, VehiclePropertyType type) {
63 switch (type) {
64 case VehiclePropertyType::INT32: // fall through
65 case VehiclePropertyType::INT32_VEC: // fall through
66 case VehiclePropertyType::BOOLEAN:
67 return value.int32Values.size();
68 case VehiclePropertyType::FLOAT: // fall through
69 case VehiclePropertyType::FLOAT_VEC:
70 return value.floatValues.size();
71 case VehiclePropertyType::INT64:
72 case VehiclePropertyType::INT64_VEC:
73 return value.int64Values.size();
74 case VehiclePropertyType::BYTES:
75 return value.bytes.size();
76 default:
77 return 0;
78 }
79 }
80
81 template<typename T>
copyHidlVec(hidl_vec<T> * dest,const hidl_vec<T> & src)82 inline void copyHidlVec(hidl_vec <T>* dest, const hidl_vec <T>& src) {
83 for (size_t i = 0; i < std::min(dest->size(), src.size()); i++) {
84 (*dest)[i] = src[i];
85 }
86 }
87
copyVehicleRawValue(VehiclePropValue::RawValue * dest,const VehiclePropValue::RawValue & src)88 void copyVehicleRawValue(VehiclePropValue::RawValue* dest,
89 const VehiclePropValue::RawValue& src) {
90 dest->int32Values = src.int32Values;
91 dest->floatValues = src.floatValues;
92 dest->int64Values = src.int64Values;
93 dest->bytes = src.bytes;
94 dest->stringValue = src.stringValue;
95 }
96
97 template<typename T>
shallowCopyHidlVec(hidl_vec<T> * dest,const hidl_vec<T> & src)98 void shallowCopyHidlVec(hidl_vec <T>* dest, const hidl_vec <T>& src) {
99 if (src.size() > 0) {
100 dest->setToExternal(const_cast<T*>(&src[0]), src.size());
101 } else if (dest->size() > 0) {
102 dest->resize(0);
103 }
104 }
105
shallowCopyHidlStr(hidl_string * dest,const hidl_string & src)106 void shallowCopyHidlStr(hidl_string* dest, const hidl_string& src) {
107 if (src.empty()) {
108 dest->clear();
109 } else {
110 dest->setToExternal(src.c_str(), src.size());
111 }
112 }
113
shallowCopy(VehiclePropValue * dest,const VehiclePropValue & src)114 void shallowCopy(VehiclePropValue* dest, const VehiclePropValue& src) {
115 dest->prop = src.prop;
116 dest->areaId = src.areaId;
117 dest->status = src.status;
118 dest->timestamp = src.timestamp;
119 shallowCopyHidlVec(&dest->value.int32Values, src.value.int32Values);
120 shallowCopyHidlVec(&dest->value.int64Values, src.value.int64Values);
121 shallowCopyHidlVec(&dest->value.floatValues, src.value.floatValues);
122 shallowCopyHidlVec(&dest->value.bytes, src.value.bytes);
123 shallowCopyHidlStr(&dest->value.stringValue, src.value.stringValue);
124 }
125
126
127 //} // namespace utils
128
129 } // namespace V2_0
130 } // namespace vehicle
131 } // namespace automotive
132 } // namespace hardware
133 } // namespace android
134