* 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 "attachabilitythread_fuzzer.h"
#include <cstddef>
#include <cstdint>
#include "ability_manager_client.h"
#include "ability_connect_manager.h"
#include "ability_scheduler_stub.h"
#include "base_extension_record.h"
#include "data_ability_manager.h"
using namespace OHOS::AAFwk;
using namespace OHOS::AppExecFwk;
namespace OHOS {
namespace {
constexpr size_t U32_AT_SIZE = 4;
constexpr int32_t UID_TEST = 100;
constexpr int OFFSET_ZERO = 24;
}
class AbilitySchedulerFuzzTest : public AbilitySchedulerStub {
public:
AbilitySchedulerFuzzTest() = default;
virtual ~AbilitySchedulerFuzzTest()
{};
bool ScheduleAbilityTransaction(const Want& want, const LifeCycleStateInfo& targetState,
sptr<SessionInfo> sessionInfo = nullptr) override
{
return true;
}
void ScheduleShareData(const int32_t &uniqueId) override
{}
void SendResult(int requestCode, int resultCode, const Want& resultWant) override
{}
void ScheduleConnectAbility(const Want& want) override
{}
void ScheduleDisconnectAbility(const Want& want) override
{}
void ScheduleCommandAbility(const Want& want, bool restart, int startId) override
{}
void ScheduleCommandAbilityWindow(const Want &want, const sptr<SessionInfo> &sessionInfo,
WindowCommand winCmd) override
{}
bool SchedulePrepareTerminateAbility() override
{
return false;
}
void ScheduleSaveAbilityState() override
{}
void ScheduleRestoreAbilityState(const PacMap& inState) override
{}
std::vector<std::string> GetFileTypes(const Uri& uri, const std::string& mimeTypeFilter) override
{
return {};
}
int OpenFile(const Uri& uri, const std::string& mode) override
{
return 0;
}
int OpenRawFile(const Uri& uri, const std::string& mode) override
{
return 0;
}
int Insert(const Uri& uri, const NativeRdb::ValuesBucket& value) override
{
return 0;
}
int Update(const Uri& uri, const NativeRdb::ValuesBucket& value,
const NativeRdb::DataAbilityPredicates& predicates) override
{
return 0;
}
int Delete(const Uri& uri, const NativeRdb::DataAbilityPredicates& predicates) override
{
return 0;
}
std::shared_ptr<AppExecFwk::PacMap> Call(
const Uri& uri, const std::string& method, const std::string& arg, const AppExecFwk::PacMap& pacMap) override
{
return {};
}
std::shared_ptr<NativeRdb::AbsSharedResultSet> Query(const Uri& uri,
std::vector<std::string>& columns, const NativeRdb::DataAbilityPredicates& predicates) override
{
return {};
}
std::string GetType(const Uri& uri) override
{
return {};
}
bool Reload(const Uri& uri, const PacMap& extras) override
{
return true;
}
int BatchInsert(const Uri& uri, const std::vector<NativeRdb::ValuesBucket>& values) override
{
return 0;
}
bool ScheduleRegisterObserver(const Uri& uri, const sptr<IDataAbilityObserver>& dataObserver) override
{
return true;
}
bool ScheduleUnregisterObserver(const Uri& uri, const sptr<IDataAbilityObserver>& dataObserver) override
{
return true;
}
bool ScheduleNotifyChange(const Uri& uri) override
{
return true;
}
Uri NormalizeUri(const Uri& uri) override
{
return Uri{ "abilityschedulerstub" };
}
Uri DenormalizeUri(const Uri& uri) override
{
return Uri{ "abilityschedulerstub" };
}
std::vector<std::shared_ptr<AppExecFwk::DataAbilityResult>> ExecuteBatch(
const std::vector<std::shared_ptr<AppExecFwk::DataAbilityOperation>>& operations) override
{
return {};
}
void ContinueAbility(const std::string& deviceId, uint32_t versionCode) override
{}
void NotifyContinuationResult(int32_t result) override
{}
void DumpAbilityInfo(const std::vector<std::string>& params, std::vector<std::string>& info) override
{}
void UpdateSessionToken(sptr<IRemoteObject> sessionToken) override
{}
void OnExecuteIntent(const Want &want) override
{}
int CreateModalUIExtension(const Want &want) override
{
return 0;
}
void CallRequest() override
{
return;
}
void ScheduleCollaborate(const Want &want) override
{}
void ScheduleAbilityRequestFailure(const std::string &requestId, const AppExecFwk::ElementName &element,
const std::string &message, int32_t resultCode = 0) override
{}
void ScheduleAbilityRequestSuccess(const std::string &requestId, const AppExecFwk::ElementName &element) override
{}
void ScheduleAbilitiesRequestDone(const std::string &requestKey, int32_t resultCode) override
{}
};
sptr<Token> GetFuzzAbilityToken(AbilityType type)
{
sptr<Token> token = nullptr;
AbilityRequest abilityRequest;
abilityRequest.uid = UID_TEST;
abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
abilityRequest.abilityInfo.name = "MainAbility";
abilityRequest.abilityInfo.type = type;
std::shared_ptr<AbilityRecord> abilityRecord = AbilityRecord::CreateAbilityRecord(abilityRequest);
if (abilityRecord) {
token = abilityRecord->GetToken();
}
return token;
}
sptr<Token> GetFuzzExtensionAbilityToken(AbilityType type)
{
sptr<Token> token = nullptr;
AbilityRequest abilityRequest;
abilityRequest.uid = UID_TEST;
abilityRequest.appInfo.bundleName = "com.example.fuzzTest";
abilityRequest.abilityInfo.name = "MainAbility";
abilityRequest.abilityInfo.type = type;
std::shared_ptr<BaseExtensionRecord> abilityRecord = BaseExtensionRecord::CreateBaseExtensionRecord(
abilityRequest);
if (abilityRecord) {
token = abilityRecord->GetToken();
}
return token;
}
uint32_t GetU32Data(const char* ptr)
{
return (ptr[0] << OFFSET_ZERO) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3];
}
bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
{
auto abilitymgr = AbilityManagerClient::GetInstance();
int userId = static_cast<int>(GetU32Data(data));
std::shared_ptr<AbilityConnectManager> connectManager = std::make_shared<AbilityConnectManager>(userId);
if (!connectManager) {
return false;
}
std::shared_ptr<DataAbilityManager> dataManager = std::make_shared<DataAbilityManager>();
if (!dataManager) {
return false;
}
sptr<IAbilityScheduler> scheduler = new AbilitySchedulerFuzzTest();
if (!abilitymgr) {
return false;
}
sptr<IRemoteObject> token = GetFuzzAbilityToken(AbilityType::PAGE);
if (!token) {
std::cout << "Get ability token failed." << std::endl;
return false;
}
sptr<IRemoteObject> serviceToken = GetFuzzExtensionAbilityToken(AbilityType::SERVICE);
if (!serviceToken) {
std::cout << "Get service ability token failed." << std::endl;
return false;
}
sptr<IRemoteObject> dataToken = GetFuzzAbilityToken(AbilityType::DATA);
if (!dataToken) {
std::cout << "Get data ability token failed." << std::endl;
return false;
}
if (connectManager) {
connectManager->AttachAbilityThreadLocked(scheduler, serviceToken);
}
if (dataManager) {
dataManager->AttachAbilityThread(scheduler, dataToken);
}
if (abilitymgr->AttachAbilityThread(scheduler, token) != 0) {
return false;
}
return true;
}
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
{
if (data == nullptr) {
std::cout << "invalid data" << std::endl;
return 0;
}
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;
}