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 "readosfile_fuzzer.h"
17
18 #include "platforms/unix/libpandabase/native_stack.h"
19
20 namespace OHOS {
ReadOsFileFuzzTest(const uint8_t * data,size_t size)21 void ReadOsFileFuzzTest(const uint8_t *data, size_t size)
22 {
23 #if defined(PANDA_TARGET_UNIX)
24 const char *filename = "__OpenFuzzTest_data.tmp";
25 FILE *fp = fopen(filename, "w");
26 if (fp == nullptr) {
27 return;
28 }
29 (void)fwrite(data, sizeof(uint8_t), size, fp);
30 (void)fclose(fp);
31
32 std::string result;
33 panda::os::unix::native_stack::ReadOsFile(filename, &result);
34
35 // Remove the temp file
36 (void)remove(filename);
37 #endif
38 // TODO(huangyu): add test for windows
39 }
40 } // namespace OHOS
41
42 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)43 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
44 {
45 /* Run your code on data */
46 OHOS::ReadOsFileFuzzTest(data, size);
47 return 0;
48 }