1 /*
2 * Copyright (c) 2023-2024 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 "getavailablestatusstub_fuzzer.h"
17
18 #include <string>
19 #include <vector>
20 #include "access_token.h"
21 #include "access_token_error.h"
22 #include "accesstoken_kit.h"
23 #include "account_iam_service.h"
24 #include "account_log_wrapper.h"
25 #include "fuzz_data.h"
26 #include "iaccount_iam.h"
27 #include "nativetoken_kit.h"
28 #include "token_setproc.h"
29
30 using namespace std;
31 using namespace OHOS::AccountSA;
32 using namespace OHOS::Security::AccessToken;
33 namespace OHOS {
34 const std::u16string IAMACCOUNT_TOKEN = u"ohos.accountfwk.IAccountIAM";
35
NativeTokenGet()36 void NativeTokenGet()
37 {
38 uint64_t tokenId;
39 const char **perms = new const char *[1];
40
41 perms[0] = "ohos.permission.ACCESS_USER_AUTH_INTERNAL";
42
43 NativeTokenInfoParams infoInstance = {
44 .dcapsNum = 0,
45 .permsNum = 1,
46 .aclsNum = 0,
47 .perms = perms,
48 .acls = nullptr,
49 .aplStr = "system_core",
50 };
51 infoInstance.processName = "GET_AVAILABLE_STATUS";
52 tokenId = GetAccessTokenId(&infoInstance);
53 SetSelfTokenID(tokenId);
54 AccessTokenKit::ReloadNativeTokenInfo();
55 delete [] perms;
56 }
57
GetAvailableStatusStubFuzzTest(const uint8_t * data,size_t size)58 bool GetAvailableStatusStubFuzzTest(const uint8_t *data, size_t size)
59 {
60 if ((data == nullptr) || (size == 0)) {
61 return false;
62 }
63 FuzzData fuzzData(data, size);
64 AuthType authType = static_cast<AuthType>(fuzzData.GenerateRandomEnmu(IAMAuthType::TYPE_END));
65 AuthTrustLevel authTrustLevel = fuzzData.GenerateRandomEnmu(AuthTrustLevel::ATL4);
66 MessageParcel dataTemp;
67 if (!dataTemp.WriteInterfaceToken(IAMACCOUNT_TOKEN)) {
68 return false;
69 }
70 if (!dataTemp.WriteInt32(authType)) {
71 return false;
72 }
73 if (!dataTemp.WriteUint32(authTrustLevel)) {
74 return false;
75 }
76 NativeTokenGet();
77 MessageParcel reply;
78 MessageOption option;
79 uint32_t code = static_cast<uint32_t>(AccountIAMInterfaceCode::GET_AVAILABLE_STATUS);
80 auto iamAccountManagerService = std::make_shared<AccountIAMService>();
81 iamAccountManagerService->OnRemoteRequest(code, dataTemp, reply, option);
82
83 return true;
84 }
85 } // namespace OHOS
86
87 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)88 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
89 {
90 /* Run your code on data */
91 OHOS::GetAvailableStatusStubFuzzTest(data, size);
92 return 0;
93 }
94