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 "sendmessage_fuzzer.h"
17
18 #define private public
19
20 #include "addsmstoken_fuzzer.h"
21 #include "delivery_send_call_back_stub.h"
22 #include "napi_util.h"
23 #include "send_call_back_stub.h"
24 #include "sms_service.h"
25
26 using namespace OHOS::Telephony;
27 namespace OHOS {
28 static bool g_isInited = false;
29 constexpr int32_t SLOT_NUM = 2;
30
IsServiceInited()31 bool IsServiceInited()
32 {
33 if (!g_isInited) {
34 DelayedSingleton<SmsService>::GetInstance()->OnStart();
35 if (DelayedSingleton<SmsService>::GetInstance()->GetServiceRunningState() ==
36 static_cast<int32_t>(Telephony::ServiceRunningState::STATE_RUNNING)) {
37 g_isInited = true;
38 }
39 }
40 return g_isInited;
41 }
42
SendSmsTextRequest(const uint8_t * data,size_t size)43 void SendSmsTextRequest(const uint8_t *data, size_t size)
44 {
45 if (!IsServiceInited()) {
46 return;
47 }
48
49 MessageParcel dataParcel;
50 MessageParcel replyParcel;
51 MessageOption option(MessageOption::TF_SYNC);
52
53 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
54 std::string desAddr(reinterpret_cast<const char *>(data), size);
55 std::string scAddr(reinterpret_cast<const char *>(data), size);
56 std::string text(reinterpret_cast<const char *>(data), size);
57 auto desAddrU16 = Str8ToStr16(desAddr);
58 auto scAddrU16 = Str8ToStr16(scAddr);
59 auto textU16 = Str8ToStr16(text);
60
61 std::unique_ptr<SendCallbackStub> sendCallback = std::make_unique<SendCallbackStub>();
62 std::unique_ptr<DeliverySendCallbackStub> deliveryCallback = std::make_unique<DeliverySendCallbackStub>();
63
64 dataParcel.WriteInt32(slotId);
65 dataParcel.WriteString16(desAddrU16);
66 dataParcel.WriteString16(scAddrU16);
67 dataParcel.WriteString16(textU16);
68 if (sendCallback != nullptr) {
69 dataParcel.WriteRemoteObject(sendCallback.release()->AsObject().GetRefPtr());
70 }
71 if (deliveryCallback != nullptr) {
72 dataParcel.WriteRemoteObject(deliveryCallback.release()->AsObject().GetRefPtr());
73 }
74 dataParcel.RewindRead(0);
75
76 DelayedSingleton<SmsService>::GetInstance()->OnSendSmsTextRequest(dataParcel, replyParcel, option);
77 }
78
GetDefaultSmsSlotId(const uint8_t * data,size_t size)79 void GetDefaultSmsSlotId(const uint8_t *data, size_t size)
80 {
81 if (!IsServiceInited()) {
82 return;
83 }
84
85 MessageParcel dataParcel;
86 MessageParcel replyParcel;
87 MessageOption option(MessageOption::TF_SYNC);
88
89 dataParcel.WriteBuffer(data, size);
90 dataParcel.RewindRead(0);
91 DelayedSingleton<SmsService>::GetInstance()->OnGetDefaultSmsSlotId(dataParcel, replyParcel, option);
92 return;
93 }
94
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)95 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
96 {
97 if (data == nullptr || size == 0) {
98 return;
99 }
100
101 SendSmsTextRequest(data, size);
102 GetDefaultSmsSlotId(data, size);
103 }
104 } // namespace OHOS
105
106 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)107 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
108 {
109 /* Run your code on data */
110 OHOS::AddSmsTokenFuzzer token;
111 OHOS::DoSomethingInterestingWithMyAPI(data, size);
112 return 0;
113 }
114