1 /*
2  * Copyright (c) 2024 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 #ifndef COMMON_FUZZER_GET_DATA_TEMPLATE_TEST_H
16 #define COMMON_FUZZER_GET_DATA_TEMPLATE_TEST_H
17 
18 #include <iostream>
19 
20 #include "securec.h"
21 
22 namespace OHOS {
23 namespace EDM {
24 namespace {
25     const uint8_t* g_data = nullptr;
26     size_t g_size = 0;
27     size_t g_pos = 0;
28 } // namespace
29 
30 
31 template <class T>
GetData()32 T GetData()
33 {
34     T object{};
35     size_t objectSize = sizeof(object);
36     if (g_data == nullptr || objectSize > g_size - g_pos) {
37         return object;
38     }
39     errno_t ret = memcpy_s(&object, objectSize, g_data + g_pos, objectSize);
40     if (ret != EOK) {
41         return {};
42     }
43     g_pos += objectSize;
44     return object;
45 }
46 } // namespace EDM
47 } // namespace OHOS
48 #endif // COMMON_FUZZER_GET_DATA_TEMPLATE_TEST_H