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 #include "app_domain_verify_mgr_service_fuzz_test.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include "securec.h"
21 #include "sa_interface/app_domain_verify_mgr_service.h"
22
23 using namespace OHOS::AppExecFwk;
24 namespace OHOS {
25 constexpr size_t U32_AT_SIZE = 4;
26 constexpr uint32_t CODE_MAX = 12;
27 static AppDomainVerify::AppDomainVerifyMgrService appDomainVerifyMgrService;
28 const std::u16string INTERFACE_TOKEN = u"ohos.appDomainVerify.IAppDomainVerifyMgrService";
29
DoSomethingInterestingWithMyAPI(const uint8_t * rawData,size_t size)30 bool DoSomethingInterestingWithMyAPI(const uint8_t* rawData, size_t size)
31 {
32 for (uint32_t code = 0; code <= CODE_MAX; code++) {
33 MessageParcel data;
34 data.WriteInterfaceToken(INTERFACE_TOKEN);
35 data.WriteBuffer(rawData, size);
36 data.RewindRead(0);
37 MessageParcel reply;
38 MessageOption option;
39 appDomainVerifyMgrService.OnRemoteRequest(code, data, reply, option);
40 }
41 return true;
42 }
43 }
44
45 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)46 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
47 {
48 /* Run your code on data */
49 if (data == nullptr) {
50 return 0;
51 }
52
53 if (size < OHOS::U32_AT_SIZE) {
54 return 0;
55 }
56
57 char* ch = static_cast<char*>(malloc(size + 1));
58 if (ch == nullptr) {
59 return 0;
60 }
61
62 (void)memset_s(ch, size + 1, 0x00, size + 1);
63 if (memcpy_s(ch, size, data, size) != EOK) {
64 free(ch);
65 ch = nullptr;
66 return 0;
67 }
68
69 OHOS::DoSomethingInterestingWithMyAPI(data, size);
70 free(ch);
71 ch = nullptr;
72 return 0;
73 }