Files
ability_ability_runtime/test/fuzztest/appstateobservermanager_fuzzer/appstateobservermanager_fuzzer.cpp
T
wangzhen f81913c4a0 prevent bycall background notify
Signed-off-by: wangzhen <wangzhen416@huawei.com>
2026-01-09 16:34:40 +08:00

110 lines
3.7 KiB
C++

/*
* Copyright (c) 2024 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "appstateobservermanager_fuzzer.h"
#include <cstddef>
#include <cstdint>
#define private public
#include "app_state_observer_manager.h"
#include "appspawn.h"
#undef private
#include "parcel.h"
#include "securec.h"
using namespace OHOS::AAFwk;
using namespace OHOS::AppExecFwk;
namespace OHOS {
namespace {
constexpr size_t U32_AT_SIZE = 4;
constexpr uint8_t ENABLE = 2;
constexpr size_t OFFSET_ZERO = 24;
constexpr size_t OFFSET_ONE = 16;
constexpr size_t OFFSET_TWO = 8;
}
uint32_t GetU32Data(const char* ptr)
{
// convert fuzz input data to an integer
return (ptr[0] << OFFSET_ZERO) | (ptr[1] << OFFSET_ONE) | (ptr[2] << OFFSET_TWO) | ptr[3];
}
bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
{
std::shared_ptr<AppStateObserverManager> appStateObserverManager = std::make_shared<AppStateObserverManager>();
if (appStateObserverManager == nullptr) {
return false;
}
sptr<IApplicationStateObserver> observer;
std::vector<std::string> bundleNameList;
appStateObserverManager->RegisterApplicationStateObserver(observer, bundleNameList);
appStateObserverManager->UnregisterApplicationStateObserver(observer);
std::shared_ptr<AppRunningRecord> appRecord;
appStateObserverManager->HandleOnAppProcessCreated(appRecord, false);
ApplicationState state = ApplicationState::APP_STATE_CREATE;
bool needNotifyApp = *data % ENABLE;
bool isFromWindowFocusChanged = *data % ENABLE;
appStateObserverManager->HandleAppStateChanged(appRecord, state, needNotifyApp, isFromWindowFocusChanged, false);
appStateObserverManager->HandleOnAppProcessDied(appRecord);
std::shared_ptr<RenderRecord> renderRecord;
appStateObserverManager->HandleOnRenderProcessCreated(renderRecord, false);
appStateObserverManager->HandleOnRenderProcessDied(renderRecord);
ProcessData processData;
appStateObserverManager->HandleOnProcessCreated(processData);
appStateObserverManager->HandleOnProcessStateChanged(appRecord);
appStateObserverManager->HandleOnProcessDied(processData);
AbilityStateData abilityStateData;
bool isAbility = *data % ENABLE;
appStateObserverManager->HandleStateChangedNotifyObserver(abilityStateData, isAbility, isFromWindowFocusChanged);
appStateObserverManager->HandleOnKeepAliveStateChanged(appRecord);
return true;
}
}
/* Fuzzer entry point */
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
{
/* Run your code on data */
if (data == nullptr) {
std::cout << "invalid data" << std::endl;
return 0;
}
/* Validate the length of size */
if (size < OHOS::U32_AT_SIZE) {
return 0;
}
char* ch = static_cast<char*>(malloc(size + 1));
if (ch == nullptr) {
std::cout << "malloc failed." << std::endl;
return 0;
}
(void)memset_s(ch, size + 1, 0x00, size + 1);
if (memcpy_s(ch, size, data, size) != EOK) {
std::cout << "copy failed." << std::endl;
free(ch);
ch = nullptr;
return 0;
}
OHOS::DoSomethingInterestingWithMyAPI(ch, size);
free(ch);
ch = nullptr;
return 0;
}