1 /*
2 * Copyright (c) 2022 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
16 #include <cstddef>
17 #include <cstdint>
18 #include "relative_time_format.h"
19 #include "relativetimeformat_fuzzer.h"
20
21 namespace OHOS {
22 const size_t FIRST_PARAM_OFFSET_SIZE = 8;
23 const size_t SECOND_PARAM_OFFSET_SIZE = 16;
24
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)25 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
26 {
27 using namespace Global::I18n;
28 if (size < 1) {
29 return false;
30 }
31 uint32_t offset = 0;
32 std::string input(reinterpret_cast<const char*>(data), size);
33 std::vector<std::string> localeTags(1, input);
34 std::map<std::string, std::string> options;
35 options[input] = input;
36 RelativeTimeFormat formatter(localeTags, options);
37 if (size >= FIRST_PARAM_OFFSET_SIZE) {
38 double number = *(reinterpret_cast<const double*>(data + offset));
39 formatter.Format(number, input);
40 }
41
42 if (size >= SECOND_PARAM_OFFSET_SIZE) {
43 std::vector<std::vector<std::string>> timeVector;
44 offset += sizeof(double);
45 double number2 = *(reinterpret_cast<const double*>(data + offset));
46 formatter.FormatToParts(number2, input, timeVector);
47 }
48
49 std::map<std::string, std::string> res;
50 formatter.GetResolvedOptions(res);
51 return true;
52 }
53 }
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57 {
58 /* Run your code on data */
59 OHOS::DoSomethingInterestingWithMyAPI(data, size);
60 return 0;
61 }
62
63