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
16 #include "hash_fuzzer.h"
17
18 #include "utils/hash.h"
19
20 namespace OHOS {
HashFuzzTest(const uint8_t * data,size_t size)21 void HashFuzzTest(const uint8_t* data, size_t size)
22 {
23 panda::GetHash32(data, size);
24
25 std::string str(data, data + size);
26 uint8_t* string_data = reinterpret_cast<uint8_t*>(const_cast<char*>(str.c_str()));
27 panda::GetHash32String(string_data);
28
29 panda::merge_hashes(size, size);
30
31 uint32_t lhash_uint32_t = static_cast<uint32_t>(size);
32 uint32_t rhash_uint32_t = static_cast<uint32_t>(size);
33 panda::merge_hashes(lhash_uint32_t, rhash_uint32_t);
34 }
35 }
36
37 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)38 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
39 {
40 /* Run your code on data */
41 OHOS::HashFuzzTest(data, size);
42 return 0;
43 }
44
45