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 "bundleresconfiguration_fuzzer.h"
18
19 #include "bundle_resource_configuration.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 HAP_FILE_PATH1 = "/data/test/resource/bms/accesstoken_bundle/bmsAccessTokentest1.hap";
27
DoSomethingInterestingWithMyAPI(const char * data,size_t size)28 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
29 {
30 std::shared_ptr<Global::Resource::ResourceManager> resourceManager(Global::Resource::CreateResourceManager());
31 BundleResourceConfiguration::InitResourceGlobalConfig(resourceManager);
32 BundleResourceConfiguration::InitResourceGlobalConfig(HAP_FILE_PATH1, resourceManager);
33 std::vector<std::string> overlayHaps = {std::string(data, size)};
34 overlayHaps.emplace_back(HAP_FILE_PATH1);
35 BundleResourceConfiguration::InitResourceGlobalConfig(HAP_FILE_PATH1, overlayHaps, resourceManager);
36 return true;
37 }
38 }
39
40 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)41 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
42 {
43 /* Run your code on data */
44 if (data == nullptr) {
45 return 0;
46 }
47
48 if (size < OHOS::U32_AT_SIZE) {
49 return 0;
50 }
51
52 char* ch = static_cast<char*>(malloc(size + 1));
53 if (ch == nullptr) {
54 return 0;
55 }
56
57 (void)memset_s(ch, size + 1, 0x00, size + 1);
58 if (memcpy_s(ch, size, data, size) != EOK) {
59 free(ch);
60 ch = nullptr;
61 return 0;
62 }
63 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
64 free(ch);
65 ch = nullptr;
66 return 0;
67 }