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 "power_policy_plugin_fuzzer.h"
17
18 #include <system_ability_definition.h>
19
20 #include "common_fuzzer.h"
21 #include "edm_ipc_interface_code.h"
22 #include "ienterprise_device_mgr.h"
23 #include "func_code.h"
24 #include "power_policy.h"
25 #include "message_parcel.h"
26 #include "utils.h"
27
28 namespace OHOS {
29 namespace EDM {
30 constexpr size_t MIN_SIZE = 24;
31 constexpr int32_t WITHOUT_USERID = 0;
32 constexpr uint32_t MAX_POWER_POLICY_ACTION_ENUM = 5;
33
34 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)35 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
36 {
37 if (data == nullptr) {
38 return 0;
39 }
40 if (size < MIN_SIZE) {
41 return 0;
42 }
43 int32_t pos = 0;
44 int32_t stringSize = size / 6;
45 for (uint32_t operateType = static_cast<uint32_t>(FuncOperateType::GET);
46 operateType <= static_cast<uint32_t>(FuncOperateType::REMOVE); operateType++) {
47 uint32_t code = EdmInterfaceCode::USB_READ_ONLY;
48 code = POLICY_FUNC_CODE(operateType, code);
49
50 AppExecFwk::ElementName admin;
51 admin.SetBundleName(CommonFuzzer::GetString(data, pos, stringSize, size));
52 admin.SetAbilityName(CommonFuzzer::GetString(data, pos, stringSize, size));
53 MessageParcel parcel;
54 parcel.WriteInterfaceToken(IEnterpriseDeviceMgr::GetDescriptor());
55 parcel.WriteInt32(WITHOUT_USERID);
56 if (operateType) {
57 parcel.WriteParcelable(&admin);
58 uint32_t powerScene = CommonFuzzer::GetU32Data(data);
59 parcel.WriteUint32(powerScene);
60 uint32_t powerPolicyAction = CommonFuzzer::GetU32Data(data) % MAX_POWER_POLICY_ACTION_ENUM;
61 parcel.WriteUint32(powerPolicyAction);
62 uint32_t delayTime = CommonFuzzer::GetU32Data(data);
63 parcel.WriteUint32(delayTime);
64 } else {
65 parcel.WriteString("");
66 parcel.WriteInt32(0);
67 parcel.WriteParcelable(&admin);
68 }
69 CommonFuzzer::OnRemoteRequestFuzzerTest(code, data, size, parcel);
70 }
71 return 0;
72 }
73 } // namespace EDM
74 } // namespace OHOS