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 "parsesyscap_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <iostream>
21
22 #include "bundle_parser.h"
23
24 using namespace OHOS::AppExecFwk;
25
26 namespace OHOS {
27 namespace {
28 const int FILE_RETURN_SUCCESS = 0;
29 int retCode = 0;
30 }
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)31 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
32 {
33 if ((size <= 4) || (data == nullptr)) {
34 return false;
35 }
36
37 auto pFile = fopen("rpcid.sc", "wb");
38 if (pFile == nullptr) {
39 std::cout<< "fopen hap error!";
40 return false;
41 }
42
43 std::string info (reinterpret_cast<const char*>(data), size);
44 retCode = fputs(info.c_str(), pFile);
45 if (retCode != FILE_RETURN_SUCCESS) {
46 fclose(pFile);
47 return false;
48 }
49 retCode = fclose(pFile);
50 if (retCode != FILE_RETURN_SUCCESS) {
51 return false;
52 }
53 pFile = nullptr;
54 std::vector<std::string> sysCaps;
55 BundleParser bundleParser;
56 auto ret = bundleParser.ParseSysCap("rpcid.sc", sysCaps);
57 if (ret != ERR_OK) {
58 return false;
59 }
60 return true;
61 }
62 }
63
64 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)65 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
66 {
67 /* Run your code on data */
68 OHOS::DoSomethingInterestingWithMyAPI(data, size);
69 return 0;
70 }