1eace7efcSopenharmony_ci/*
2eace7efcSopenharmony_ci * Copyright (c) 2024 Huawei Device Co., Ltd.
3eace7efcSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
4eace7efcSopenharmony_ci * you may not use this file except in compliance with the License.
5eace7efcSopenharmony_ci * You may obtain a copy of the License at
6eace7efcSopenharmony_ci *
7eace7efcSopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
8eace7efcSopenharmony_ci *
9eace7efcSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
10eace7efcSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
11eace7efcSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12eace7efcSopenharmony_ci * See the License for the specific language governing permissions and
13eace7efcSopenharmony_ci * limitations under the License.
14eace7efcSopenharmony_ci */
15eace7efcSopenharmony_ci
16eace7efcSopenharmony_ci#include "abilityfirstframestateobservermanager_fuzzer.h"
17eace7efcSopenharmony_ci
18eace7efcSopenharmony_ci#include <cstddef>
19eace7efcSopenharmony_ci#include <cstdint>
20eace7efcSopenharmony_ci
21eace7efcSopenharmony_ci#define protected public
22eace7efcSopenharmony_ci#include "ability_first_frame_state_observer_manager.h"
23eace7efcSopenharmony_ci#undef protected
24eace7efcSopenharmony_ci#include "permission_verification.h"
25eace7efcSopenharmony_ci#include "securec.h"
26eace7efcSopenharmony_ci
27eace7efcSopenharmony_ciusing namespace OHOS::AAFwk;
28eace7efcSopenharmony_ciusing namespace OHOS::AppExecFwk;
29eace7efcSopenharmony_ci
30eace7efcSopenharmony_cinamespace OHOS {
31eace7efcSopenharmony_cinamespace {
32eace7efcSopenharmony_ciconstexpr int INPUT_ZERO = 0;
33eace7efcSopenharmony_ciconstexpr int INPUT_ONE = 1;
34eace7efcSopenharmony_ciconstexpr int INPUT_THREE = 3;
35eace7efcSopenharmony_ciconstexpr size_t FOO_MAX_LEN = 1024;
36eace7efcSopenharmony_ciconstexpr uint8_t ENABLE = 2;
37eace7efcSopenharmony_ciconstexpr size_t U32_AT_SIZE = 4;
38eace7efcSopenharmony_ciconstexpr size_t OFFSET_ZERO = 24;
39eace7efcSopenharmony_ciconstexpr size_t OFFSET_ONE = 16;
40eace7efcSopenharmony_ciconstexpr size_t OFFSET_TWO = 8;
41eace7efcSopenharmony_ci}  // namespace
42eace7efcSopenharmony_ciuint32_t GetU32Data(const char* ptr)
43eace7efcSopenharmony_ci{
44eace7efcSopenharmony_ci    // convert fuzz input data to an integer
45eace7efcSopenharmony_ci    return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) |
46eace7efcSopenharmony_ci           (ptr[ENABLE] << OFFSET_TWO) | ptr[INPUT_THREE];
47eace7efcSopenharmony_ci}
48eace7efcSopenharmony_ci
49eace7efcSopenharmony_cibool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
50eace7efcSopenharmony_ci{
51eace7efcSopenharmony_ci    bool boolParam = *data % ENABLE;
52eace7efcSopenharmony_ci    std::string strParam(data, size);
53eace7efcSopenharmony_ci    std::shared_ptr<AbilityRecord> abilityRecord;
54eace7efcSopenharmony_ci    sptr<IRemoteBroker> observers;
55eace7efcSopenharmony_ci    sptr<IAbilityFirstFrameStateObserver> observer;
56eace7efcSopenharmony_ci    auto abilityFirstFrameStateObserverSet =
57eace7efcSopenharmony_ci        std::make_shared<AbilityFirstFrameStateObserverSet>(boolParam);
58eace7efcSopenharmony_ci    abilityFirstFrameStateObserverSet->AddAbilityFirstFrameStateObserver(
59eace7efcSopenharmony_ci        observer, strParam);
60eace7efcSopenharmony_ci    abilityFirstFrameStateObserverSet->RemoveAbilityFirstFrameStateObserver(observer);
61eace7efcSopenharmony_ci    abilityFirstFrameStateObserverSet->OnAbilityFirstFrameState(abilityRecord);
62eace7efcSopenharmony_ci    abilityFirstFrameStateObserverSet->AddObserverDeathRecipient(observers);
63eace7efcSopenharmony_ci    abilityFirstFrameStateObserverSet->RemoveObserverDeathRecipient(observers);
64eace7efcSopenharmony_ci    AbilityFirstFrameStateObserverManager& instance =
65eace7efcSopenharmony_ci        AbilityFirstFrameStateObserverManager::GetInstance();
66eace7efcSopenharmony_ci    instance.Init();
67eace7efcSopenharmony_ci    instance.RegisterAbilityFirstFrameStateObserver(observer, strParam);
68eace7efcSopenharmony_ci    instance.UnregisterAbilityFirstFrameStateObserver(observer);
69eace7efcSopenharmony_ci    instance.HandleOnFirstFrameState(abilityRecord);
70eace7efcSopenharmony_ci    return true;
71eace7efcSopenharmony_ci}
72eace7efcSopenharmony_ci}  // namespace OHOS
73eace7efcSopenharmony_ci
74eace7efcSopenharmony_ci/* Fuzzer entry point */
75eace7efcSopenharmony_ciextern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
76eace7efcSopenharmony_ci{
77eace7efcSopenharmony_ci    /* Run your code on data */
78eace7efcSopenharmony_ci    if (data == nullptr) {
79eace7efcSopenharmony_ci        std::cout << "invalid data" << std::endl;
80eace7efcSopenharmony_ci        return 0;
81eace7efcSopenharmony_ci    }
82eace7efcSopenharmony_ci    /* Validate the length of size */
83eace7efcSopenharmony_ci    if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
84eace7efcSopenharmony_ci        return 0;
85eace7efcSopenharmony_ci    }
86eace7efcSopenharmony_ci    char* ch = (char*)malloc(size + 1);
87eace7efcSopenharmony_ci    if (ch == nullptr) {
88eace7efcSopenharmony_ci        std::cout << "malloc failed." << std::endl;
89eace7efcSopenharmony_ci        return 0;
90eace7efcSopenharmony_ci    }
91eace7efcSopenharmony_ci    (void)memset_s(ch, size + 1, 0x00, size + 1);
92eace7efcSopenharmony_ci    if (memcpy_s(ch, size + 1, data, size) != EOK) {
93eace7efcSopenharmony_ci        std::cout << "copy failed." << std::endl;
94eace7efcSopenharmony_ci        free(ch);
95eace7efcSopenharmony_ci        ch = nullptr;
96eace7efcSopenharmony_ci        return 0;
97eace7efcSopenharmony_ci    }
98eace7efcSopenharmony_ci    OHOS::DoSomethingInterestingWithMyAPI(ch, size);
99eace7efcSopenharmony_ci    free(ch);
100eace7efcSopenharmony_ci    ch = nullptr;
101eace7efcSopenharmony_ci    return 0;
102eace7efcSopenharmony_ci}
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