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 "kiosk_feature_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 "func_code.h"
23 #include "ienterprise_device_mgr.h"
24 #include "message_parcel.h"
25 #include "utils.h"
26
27 namespace OHOS {
28 namespace EDM {
29 constexpr size_t MIN_SIZE = 24;
30 constexpr size_t WITHOUT_USERID = 0;
31 constexpr const char *WITHOUT_PERMISSION_TAG = "";
32 constexpr int32_t RANGE_DATA = 10;
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 uint32_t code = EdmInterfaceCode::SET_KIOSK_FEATURE;
44 code = POLICY_FUNC_CODE(static_cast<uint32_t>(FuncOperateType::SET), code);
45 AppExecFwk::ElementName admin;
46 int32_t pos = 0;
47 int32_t stringSize = size / 2;
48 admin.SetBundleName(CommonFuzzer::GetString(data, pos, stringSize, size));
49 admin.SetAbilityName(CommonFuzzer::GetString(data, pos, stringSize, size));
50 MessageParcel parcel;
51 parcel.WriteInterfaceToken(IEnterpriseDeviceMgrIdl::GetDescriptor());
52 parcel.WriteInt32(WITHOUT_USERID);
53 parcel.WriteString(WITHOUT_PERMISSION_TAG);
54 parcel.WriteInt32(0);
55 parcel.WriteParcelable(&admin);
56 int dataPos = 0;
57 int index = CommonFuzzer::GetU32Data(data, dataPos, size) % RANGE_DATA;
58 std::vector<int32_t> kioskFeature = { index };
59 parcel.WriteInt32Vector(kioskFeature);
60 CommonFuzzer::OnRemoteRequestFuzzerTest(code, data, size, parcel);
61 return 0;
62 }
63 } // namespace EDM
64 } // namespace OHOS