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 "startsyncremotemissions_fuzzer.h"
17
18#include <cstddef>
19#include <cstdint>
20
21#include "ability_manager_client.h"
22#include "securec.h"
23
24using namespace OHOS::AAFwk;
25using namespace OHOS::AppExecFwk;
26
27namespace OHOS {
28namespace {
29constexpr size_t FOO_MAX_LEN = 1024;
30constexpr size_t U32_AT_SIZE = 4;
31constexpr uint8_t ENABLE = 2;
32}
33bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
34{
35    auto abilitymgr = AbilityManagerClient::GetInstance();
36    if (!abilitymgr) {
37        return false;
38    }
39
40    std::string devId(data, size);
41    bool fixConflict = *data % ENABLE;
42    int64_t tag = 1;
43    abilitymgr->StartSyncRemoteMissions(devId, fixConflict, tag);
44
45    return true;
46}
47}
48
49/* Fuzzer entry point */
50extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
51{
52    /* Run your code on data */
53    if (data == nullptr) {
54        std::cout << "invalid data" << std::endl;
55        return 0;
56    }
57
58    /* Validate the length of size */
59    if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
60        return 0;
61    }
62
63    char* ch = (char*)malloc(size + 1);
64    if (ch == nullptr) {
65        std::cout << "malloc failed." << std::endl;
66        return 0;
67    }
68
69    (void)memset_s(ch, size + 1, 0x00, size + 1);
70    if (memcpy_s(ch, size, data, size) != EOK) {
71        std::cout << "copy failed." << std::endl;
72        free(ch);
73        ch = nullptr;
74        return 0;
75    }
76
77    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
78    free(ch);
79    ch = nullptr;
80    return 0;
81}
82
83