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 "event_queue.h"
17#include "event_queue_base.h"
18#include "eventqueueinsert_fuzzer.h"
19#include "securec.h"
20
21namespace OHOS {
22namespace {
23    constexpr size_t U32_AT_SIZE = 4;
24}
25
26bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
27{
28    std::shared_ptr<AppExecFwk::IoWaiter> ioWaiter = nullptr;
29    AppExecFwk::EventQueueBase eventQueue(ioWaiter);
30    std::list<AppExecFwk::InnerEvent::Pointer> events;
31    AppExecFwk::InnerEvent::Pointer event = std::move(events.front());
32    AppExecFwk::EventQueue::Priority priority = AppExecFwk::EventQueue::Priority::LOW;
33    eventQueue.Insert(event, priority);
34    return true;
35}
36}
37
38/* Fuzzer entry point */
39extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
40{
41    /* Run your code on data */
42    if (data == nullptr) {
43        return 0;
44    }
45
46    if (size < OHOS::U32_AT_SIZE) {
47        return 0;
48    }
49
50    char* ch = (char *)malloc(size + 1);
51    if (ch == nullptr) {
52        return 0;
53    }
54
55    (void)memset_s(ch, size + 1, 0x00, size + 1);
56    if (memcpy_s(ch, size, data, size) != EOK) {
57        free(ch);
58        ch = nullptr;
59        return 0;
60    }
61
62    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
63    free(ch);
64    ch = nullptr;
65    return 0;
66}
67