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 #define private public
17 #include <cstddef>
18 #include <cstdint>
19
20 #include "app_service_fwk/app_service_fwk_installer.h"
21
22 #include "appservicefwkinstallersavepreinstallbundleinfo_fuzzer.h"
23 #include "securec.h"
24
25 using namespace OHOS::AppExecFwk;
26 namespace OHOS {
27 constexpr size_t FOO_MAX_LEN = 1024;
28 constexpr size_t U32_AT_SIZE = 4;
29
DoSomethingInterestingWithMyAPI(const char * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
31 {
32 AppServiceFwkInstaller appServiceFwk;
33 std::unordered_map<std::string, InnerBundleInfo> infos;
34 InstallParam installParam;
35 installParam.needSavePreInstallInfo = true;
36 appServiceFwk.SavePreInstallBundleInfo(ERR_APPEXECFWK_INSTALL_PARAM_ERROR, infos, installParam);
37 return true;
38 }
39 }
40
41 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)42 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
43 {
44 /* Run your code on data */
45 if (data == nullptr) {
46 return 0;
47 }
48
49 if (size < OHOS::U32_AT_SIZE) {
50 return 0;
51 }
52
53 /* Validate the length of size */
54 if (size > OHOS::FOO_MAX_LEN) {
55 return 0;
56 }
57
58 char* ch = static_cast<char*>(malloc(size + 1));
59 if (ch == nullptr) {
60 return 0;
61 }
62
63 (void)memset_s(ch, size + 1, 0x00, size + 1);
64 if (memcpy_s(ch, size, data, size) != EOK) {
65 free(ch);
66 ch = nullptr;
67 return 0;
68 }
69 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
70 free(ch);
71 ch = nullptr;
72 return 0;
73 }