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 "servicecenterstatuscallback_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #define private public
22 #include "service_center_status_callback.h"
23 #include "securec.h"
24
25 using Want = OHOS::AAFwk::Want;
26 using namespace OHOS::AppExecFwk;
27 namespace OHOS {
28 constexpr size_t FOO_MAX_LEN = 1024;
29 constexpr size_t U32_AT_SIZE = 4;
30 constexpr size_t MESSAGE_SIZE = 4;
31 constexpr size_t DCAMERA_SHIFT_24 = 24;
32 constexpr size_t DCAMERA_SHIFT_16 = 16;
33 constexpr size_t DCAMERA_SHIFT_8 = 8;
34
GetU32Data(const char * ptr)35 uint32_t GetU32Data(const char* ptr)
36 {
37 return (ptr[0] << DCAMERA_SHIFT_24) | (ptr[1] << DCAMERA_SHIFT_16) | (ptr[2] << DCAMERA_SHIFT_8) | (ptr[3]);
38 }
DoSomethingInterestingWithMyAPI(const char * data,size_t size)39 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
40 {
41 std::string installResult(data, size);
42 const std::weak_ptr<BundleConnectAbilityMgr> server;
43 ServiceCenterStatusCallback serviceCenterStatusCallback(server);
44 serviceCenterStatusCallback.OnInstallFinished(installResult);
45 serviceCenterStatusCallback.OnDelayedHeartbeat(installResult);
46
47 return true;
48 }
49 }
50
51 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)52 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53 {
54 /* Run your code on data */
55 if (data == nullptr) {
56 return 0;
57 }
58
59 if (size < OHOS::U32_AT_SIZE) {
60 return 0;
61 }
62
63 /* Validate the length of size */
64 if (size > OHOS::FOO_MAX_LEN) {
65 return 0;
66 }
67
68 char* ch = static_cast<char*>(malloc(size + 1));
69 if (ch == nullptr) {
70 return 0;
71 }
72
73 (void)memset_s(ch, size + 1, 0x00, size + 1);
74 if (memcpy_s(ch, size, data, size) != EOK) {
75 free(ch);
76 ch = nullptr;
77 return 0;
78 }
79 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
80 free(ch);
81 ch = nullptr;
82 return 0;
83 }