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 "controlcamera_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #define private public
21 #include "addcalltoken_fuzzer.h"
22 #include "call_manager_service.h"
23 #include "system_ability_definition.h"
24
25 using namespace OHOS::Telephony;
26 namespace OHOS {
27 static bool g_isInited = false;
28
IsServiceInited()29 bool IsServiceInited()
30 {
31 if (!g_isInited) {
32 DelayedSingleton<CallManagerService>::GetInstance()->OnStart();
33 if (DelayedSingleton<CallManagerService>::GetInstance()->GetServiceRunningState() ==
34 static_cast<int32_t>(CallManagerService::ServiceRunningState::STATE_RUNNING)) {
35 g_isInited = true;
36 }
37 }
38 return g_isInited;
39 }
40
ControlCamera(const uint8_t * data,size_t size)41 int32_t ControlCamera(const uint8_t *data, size_t size)
42 {
43 if (!IsServiceInited()) {
44 return TELEPHONY_ERROR;
45 }
46 std::string cameraId(reinterpret_cast<const char *>(data), size);
47 auto cameraIdU16 = Str8ToStr16(cameraId);
48 MessageParcel dataParcel;
49 dataParcel.WriteString16(cameraIdU16);
50 dataParcel.RewindRead(0);
51 MessageParcel reply;
52 return DelayedSingleton<CallManagerService>::GetInstance()->OnControlCamera(dataParcel, reply);
53 }
54
SetPreviewWindow(const uint8_t * data,size_t size)55 int32_t SetPreviewWindow(const uint8_t *data, size_t size)
56 {
57 if (!IsServiceInited()) {
58 return TELEPHONY_ERROR;
59 }
60 VideoWindow window;
61 window.x = static_cast<int32_t>(size);
62 window.y = static_cast<int32_t>(size);
63 window.z = static_cast<int32_t>(size);
64 window.width = static_cast<int32_t>(size);
65 window.height = static_cast<int32_t>(size);
66 MessageParcel dataParcel;
67 MessageParcel reply;
68 dataParcel.WriteRawData(static_cast<const void *>(&window), sizeof(VideoWindow));
69 return DelayedSingleton<CallManagerService>::GetInstance()->OnSetPreviewWindow(dataParcel, reply);
70 }
71
SetDisplayWindow(const uint8_t * data,size_t size)72 int32_t SetDisplayWindow(const uint8_t *data, size_t size)
73 {
74 if (!IsServiceInited()) {
75 return TELEPHONY_ERROR;
76 }
77 VideoWindow window;
78 window.x = static_cast<int32_t>(size);
79 window.y = static_cast<int32_t>(size);
80 window.z = static_cast<int32_t>(size);
81 window.width = static_cast<int32_t>(size);
82 window.height = static_cast<int32_t>(size);
83 MessageParcel dataParcel;
84 MessageParcel reply;
85 dataParcel.WriteRawData(static_cast<const void *>(&window), sizeof(VideoWindow));
86 return DelayedSingleton<CallManagerService>::GetInstance()->OnSetDisplayWindow(dataParcel, reply);
87 }
88
SetCameraZoom(const uint8_t * data,size_t size)89 int32_t SetCameraZoom(const uint8_t *data, size_t size)
90 {
91 if (!IsServiceInited()) {
92 return TELEPHONY_ERROR;
93 }
94 float zoomRatio = static_cast<float>(size);
95 MessageParcel dataParcel;
96 dataParcel.WriteFloat(zoomRatio);
97 dataParcel.WriteBuffer(data, size);
98 dataParcel.RewindRead(0);
99 MessageParcel reply;
100 return DelayedSingleton<CallManagerService>::GetInstance()->OnSetCameraZoom(dataParcel, reply);
101 }
102
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)103 void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
104 {
105 if (data == nullptr || size == 0) {
106 return;
107 }
108
109 ControlCamera(data, size);
110 SetPreviewWindow(data, size);
111 SetDisplayWindow(data, size);
112 SetCameraZoom(data, size);
113 }
114 } // namespace OHOS
115
116 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)117 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
118 {
119 OHOS::AddCallTokenFuzzer token;
120 /* Run your code on data */
121 OHOS::DoSomethingInterestingWithMyAPI(data, size);
122 return 0;
123 }
124