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 "setcalltransferinfo_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #define private public
21 #include "addcalltoken_fuzzer.h"
22 #include "call_manager_service_stub.h"
23
24 using namespace OHOS::Telephony;
25 namespace OHOS {
26 constexpr int32_t SLOT_NUM = 2;
27 constexpr int32_t IMS_CONFIG_ITEM_NUM = 2;
28 constexpr int32_t FEATURE_TYPE_NUM = 3;
29
IsImsSwitchEnabled(const uint8_t * data,size_t size)30 void IsImsSwitchEnabled(const uint8_t *data, size_t size)
31 {
32 if (!IsServiceInited()) {
33 return;
34 }
35
36 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
37 MessageParcel dataMessageParcel;
38 dataMessageParcel.WriteInt32(slotId);
39 dataMessageParcel.WriteBuffer(data, size);
40 dataMessageParcel.RewindRead(0);
41 MessageParcel reply;
42 DelayedSingleton<CallManagerService>::GetInstance()->OnIsVoLteEnabled(dataMessageParcel, reply);
43 }
44
GetVoNRState(const uint8_t * data,size_t size)45 void GetVoNRState(const uint8_t *data, size_t size)
46 {
47 if (!IsServiceInited()) {
48 return;
49 }
50
51 MessageParcel dataMessageParcel;
52 dataMessageParcel.WriteInt32(static_cast<int32_t>(size % SLOT_NUM));
53 dataMessageParcel.WriteBuffer(data, size);
54 dataMessageParcel.RewindRead(0);
55 MessageParcel reply;
56 DelayedSingleton<CallManagerService>::GetInstance()->OnGetVoNRState(dataMessageParcel, reply);
57 }
58
GetImsConfig(const uint8_t * data,size_t size)59 void GetImsConfig(const uint8_t *data, size_t size)
60 {
61 if (!IsServiceInited()) {
62 return;
63 }
64
65 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
66 int32_t item = static_cast<int32_t>(size % IMS_CONFIG_ITEM_NUM);
67 MessageParcel dataMessageParcel;
68 dataMessageParcel.WriteInt32(slotId);
69 dataMessageParcel.WriteInt32(static_cast<ImsConfigItem>(item));
70 dataMessageParcel.WriteBuffer(data, size);
71 dataMessageParcel.RewindRead(0);
72 MessageParcel reply;
73 DelayedSingleton<CallManagerService>::GetInstance()->OnGetImsConfig(dataMessageParcel, reply);
74 }
75
GetImsFeatureValue(const uint8_t * data,size_t size)76 void GetImsFeatureValue(const uint8_t *data, size_t size)
77 {
78 if (!IsServiceInited()) {
79 return;
80 }
81
82 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
83 int32_t type = static_cast<int32_t>(size % FEATURE_TYPE_NUM);
84 MessageParcel dataMessageParcel;
85 dataMessageParcel.WriteInt32(slotId);
86 dataMessageParcel.WriteInt32(static_cast<FeatureType>(type));
87 dataMessageParcel.WriteBuffer(data, size);
88 dataMessageParcel.RewindRead(0);
89 MessageParcel reply;
90 DelayedSingleton<CallManagerService>::GetInstance()->OnGetImsFeatureValue(dataMessageParcel, reply);
91 }
92
GetCallTransferInfo(const uint8_t * data,size_t size)93 void GetCallTransferInfo(const uint8_t *data, size_t size)
94 {
95 if (!IsServiceInited()) {
96 return;
97 }
98
99 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
100 MessageParcel dataMessageParcel;
101 dataMessageParcel.WriteInt32(slotId);
102 dataMessageParcel.WriteInt32(static_cast<int32_t>(size));
103 dataMessageParcel.WriteBuffer(data, size);
104 dataMessageParcel.RewindRead(0);
105 MessageParcel reply;
106 DelayedSingleton<CallManagerService>::GetInstance()->OnGetTransferNumber(dataMessageParcel, reply);
107 }
108
SetCallTransferInfo(const uint8_t * data,size_t size)109 void SetCallTransferInfo(const uint8_t *data, size_t size)
110 {
111 if (!IsServiceInited()) {
112 return;
113 }
114
115 int32_t slotId = static_cast<int32_t>(size % SLOT_NUM);
116 MessageParcel dataMessageParcel;
117 CallTransferInfo info;
118 (void)memcpy_s(info.transferNum, kMaxNumberLen, reinterpret_cast<const char *>(data), size);
119 info.settingType = CallTransferSettingType::CALL_TRANSFER_ENABLE;
120 info.type = CallTransferType::TRANSFER_TYPE_BUSY;
121 dataMessageParcel.WriteInt32(slotId);
122 dataMessageParcel.WriteRawData((const void *)&info, sizeof(CallTransferInfo));
123 dataMessageParcel.RewindRead(0);
124 MessageParcel reply;
125 DelayedSingleton<CallManagerService>::GetInstance()->OnSetTransferNumber(dataMessageParcel, reply);
126 }
127
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)128 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
129 {
130 if (data == nullptr || size == 0) {
131 return;
132 }
133
134 IsImsSwitchEnabled(data, size);
135 GetVoNRState(data, size);
136 GetImsConfig(data, size);
137 GetImsFeatureValue(data, size);
138 GetCallTransferInfo(data, size);
139 SetCallTransferInfo(data, size);
140 }
141 } // namespace OHOS
142
143 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)144 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
145 {
146 OHOS::AddCallTokenFuzzer token;
147 /* Run your code on data */
148 OHOS::DoSomethingInterestingWithMyAPI(data, size);
149 return 0;
150 }
151