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 "overlaydatamgr_fuzzer.h"
18
19 #include "bundle_overlay_data_manager.h"
20 #include "securec.h"
21
22 using namespace OHOS::AppExecFwk;
23 namespace OHOS {
24 constexpr size_t U32_AT_SIZE = 4;
25 constexpr uint32_t CODE_MAX = 8;
26 const std::string TEST_PACK_AGE = "modulePackage";
27 const std::string TARGET_MODULE_NAME = "targetModuleName";
28 const int32_t USERID = 100;
29
DoSomethingInterestingWithMyAPI(const char * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
31 {
32 OverlayDataMgr overlayDataMgr;
33 std::string bundleName(data, size);
34 overlayDataMgr.IsExistedNonOverlayHap(bundleName);
35 InnerBundleInfo newInfo;
36 InnerBundleInfo oldInfo;
37 InnerBundleInfo targetInnerBundleInfo;
38 overlayDataMgr.UpdateOverlayInfo(newInfo, oldInfo, targetInnerBundleInfo);
39 overlayDataMgr.UpdateInternalOverlayInfo(newInfo, oldInfo);
40 overlayDataMgr.UpdateExternalOverlayInfo(newInfo, oldInfo, targetInnerBundleInfo);
41 overlayDataMgr.BuildOverlayConnection(newInfo, oldInfo);
42 std::string moduleHapPath(data, size);
43 std::string bundleDir(data, size);
44 overlayDataMgr.GetBundleDir(moduleHapPath, bundleDir);
45 overlayDataMgr.RemoveOverlayModuleConnection(newInfo, oldInfo);
46 overlayDataMgr.RemoveOverlayBundleInfo(bundleName, targetInnerBundleInfo);
47 overlayDataMgr.RemoveOverlayModuleInfo(bundleName, TEST_PACK_AGE, oldInfo, targetInnerBundleInfo);
48 overlayDataMgr.BuildInternalOverlayConnection(TARGET_MODULE_NAME, oldInfo, USERID);
49 overlayDataMgr.QueryOverlayInnerBundleInfo(bundleName, oldInfo);
50 OverlayModuleInfo overlayModuleInfo;
51 overlayDataMgr.SaveInternalOverlayModuleState(overlayModuleInfo, oldInfo);
52 overlayDataMgr.SaveExternalOverlayModuleState(overlayModuleInfo, targetInnerBundleInfo, USERID, oldInfo);
53 std::map<std::string, InnerModuleInfo> innerModuleInfos;
54 overlayDataMgr.ResetInternalOverlayModuleState(innerModuleInfos, TARGET_MODULE_NAME, oldInfo);
55 std::vector<OverlayModuleInfo> overlayModuleInfos;
56 overlayDataMgr.GetAllOverlayModuleInfo(bundleName, overlayModuleInfos, USERID);
57 overlayDataMgr.GetOverlayModuleInfo(bundleName, TARGET_MODULE_NAME, overlayModuleInfo, USERID);
58 std::vector<OverlayBundleInfo> overlayBundleInfos;
59 overlayDataMgr.GetOverlayBundleInfoForTarget(bundleName, overlayBundleInfos, USERID);
60 overlayDataMgr.GetOverlayModuleInfoForTarget(bundleName, TARGET_MODULE_NAME, overlayModuleInfos, USERID);
61 overlayDataMgr.SetOverlayEnabled(bundleName, TARGET_MODULE_NAME, true, USERID);
62 overlayDataMgr.GetCallingBundleName();
63 InnerBundleUserInfo userInfo;
64 overlayDataMgr.AddOverlayModuleStates(newInfo, userInfo);
65 overlayDataMgr.UpdateOverlayModule(newInfo, oldInfo);
66 overlayDataMgr.GetBundleDataMgr();
67 overlayDataMgr.GetModulesStateFromUserInfo(userInfo);
68 overlayDataMgr.ObtainOverlayModuleState(overlayModuleInfo, USERID);
69 overlayDataMgr.GetOverlayModuleInfoForTarget(oldInfo, overlayModuleInfos, USERID);
70 return true;
71 }
72 }
73
74 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)75 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
76 {
77 /* Run your code on data */
78 if (data == nullptr) {
79 return 0;
80 }
81
82 if (size < OHOS::U32_AT_SIZE) {
83 return 0;
84 }
85
86 char* ch = static_cast<char*>(malloc(size + 1));
87 if (ch == nullptr) {
88 return 0;
89 }
90
91 (void)memset_s(ch, size + 1, 0x00, size + 1);
92 if (memcpy_s(ch, size, data, size) != EOK) {
93 free(ch);
94 ch = nullptr;
95 return 0;
96 }
97 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
98 free(ch);
99 ch = nullptr;
100 return 0;
101 }