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 "blerange_fuzzer.h"
17 #include <cstddef>
18 #include <securec.h>
19
20 #include "ble_range.h"
21 #include "softbus_access_token_test.h"
22 #include "softbus_bus_center.h"
23 #include "softbus_error_code.h"
24
25 #define MAX_MACLLOC_SIZE (4000 * 1000)
26
27 namespace OHOS {
28 static constexpr char TEST_PKG_NAME1[] = "com.softbus.test";
29
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
31 {
32 if (data == nullptr || size == 0 || size > MAX_MACLLOC_SIZE || size < sizeof(RangeConfig)) {
33 return true;
34 }
35
36 char *tmp = reinterpret_cast<char *>(malloc(size));
37 if (tmp == nullptr) {
38 return false;
39 }
40 if (memset_s(tmp, size, '\0', size) != EOK) {
41 free(tmp);
42 return false;
43 }
44 if (memcpy_s(tmp, size, data, size) != EOK) {
45 free(tmp);
46 return false;
47 }
48
49 SetAccessTokenPermission("busCenterTest");
50 TriggerRangeForMsdp(TEST_PKG_NAME1, reinterpret_cast<const RangeConfig *>(tmp));
51 free(tmp);
52 return true;
53 }
54 }
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int32_t LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
58 {
59 /* Run your code on data */
60 OHOS::DoSomethingInterestingWithMyAPI(data, size);
61 return 0;
62 }
63
64