1 /*
2 * Copyright (c) 2025 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 "disable_user_mtp_client_plugin_fuzzer.h"
17
18 #include <system_ability_definition.h>
19
20 #define protected public
21 #define private public
22 #include "disable_user_mtp_client_plugin.h"
23 #undef protected
24 #undef private
25 #include "common_fuzzer.h"
26 #include "edm_ipc_interface_code.h"
27 #include "ienterprise_device_mgr.h"
28 #include "func_code.h"
29 #include "message_parcel.h"
30 #include "utils.h"
31
32 namespace OHOS {
33 namespace EDM {
34 constexpr size_t MIN_SIZE = 128;
35
36 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)37 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
38 {
39 if (data == nullptr) {
40 return 0;
41 }
42 if (size < MIN_SIZE) {
43 return 0;
44 }
45
46 DisableUserMtpClientPlugin plugin;
47 bool policy = CommonFuzzer::GetU32Data(data) % 2;
48 bool currentData = CommonFuzzer::GetU32Data(data) % 2;
49 bool mergeData = CommonFuzzer::GetU32Data(data) % 2;
50 int32_t userId = CommonFuzzer::GetU32Data(data);
51 int32_t pos = 0;
52 int32_t stringSize = size / 6;
53 std::string adminName = CommonFuzzer::GetString(data, pos, stringSize, size);
54
55 plugin.OnSetPolicy(policy, currentData, mergeData, userId);
56 plugin.OnAdminRemove(adminName, policy, mergeData, userId);
57 plugin.SetMtpClientPolicy(policy, userId);
58 return 0;
59 }
60 } // namespace EDM
61 } // namespace OHOS