1 /*
2 * Copyright (c) 2022 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 "isemergencyphonenumber_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #define private public
21 #include "addcalltoken_fuzzer.h"
22
23 using namespace OHOS::Telephony;
24 namespace OHOS {
25 constexpr int32_t SLOT_NUM = 2;
26
IsEmergencyPhoneNumber(const uint8_t * data,size_t size)27 bool IsEmergencyPhoneNumber(const uint8_t *data, size_t size)
28 {
29 if (!IsServiceInited()) {
30 return false;
31 }
32
33 std::string number(reinterpret_cast<char *>(const_cast<uint8_t *>(data)), size);
34 auto numberU16 = Str8ToStr16(number);
35 int32_t slotId = static_cast<uint32_t>(size % SLOT_NUM);
36 MessageParcel dataParcel;
37 dataParcel.WriteString16(numberU16);
38 dataParcel.WriteInt32(slotId);
39 dataParcel.RewindRead(0);
40 MessageParcel reply;
41 return DelayedSingleton<CallManagerService>::GetInstance()->OnIsEmergencyPhoneNumber(dataParcel, reply);
42 }
43
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)44 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
45 {
46 if (data == nullptr || size == 0) {
47 return;
48 }
49
50 IsEmergencyPhoneNumber(data, size);
51 }
52 } // namespace OHOS
53
54 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 OHOS::AddCallTokenFuzzer token;
58 /* Run your code on data */
59 OHOS::DoSomethingInterestingWithMyAPI(data, size);
60 return 0;
61 }
62