mirror of
https://github.com/openharmony/ability_ability_runtime.git
synced 2026-08-25 12:23:20 -04:00
sunxuhui
109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
/*
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* Copyright (c) 2024 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "renderstateobserverproxy_fuzzer.h"
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#include <cstddef>
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#include <cstdint>
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#define private public
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#include "render_state_observer_proxy.h"
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#undef private
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#include "ability_record.h"
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#include "parcel.h"
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#include "securec.h"
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#include "want.h"
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using namespace OHOS::AAFwk;
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using namespace OHOS::AppExecFwk;
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namespace OHOS {
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namespace {
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constexpr int INPUT_ZERO = 0;
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constexpr int INPUT_ONE = 1;
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constexpr int INPUT_THREE = 3;
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constexpr size_t FOO_MAX_LEN = 1024;
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constexpr size_t U32_AT_SIZE = 4;
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constexpr uint8_t ENABLE = 2;
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constexpr size_t OFFSET_ZERO = 24;
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constexpr size_t OFFSET_ONE = 16;
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constexpr size_t OFFSET_TWO = 8;
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}
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const std::u16string APPMGR_INTERFACE_TOKEN = u"ohos.aafwk.AppManager";
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uint32_t GetU32Data(const char* ptr)
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{
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// convert fuzz input data to an integer
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return (ptr[INPUT_ZERO] << OFFSET_ZERO) | (ptr[INPUT_ONE] << OFFSET_ONE) | (ptr[ENABLE] << OFFSET_TWO) |
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ptr[INPUT_THREE];
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}
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bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
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{
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sptr<IRemoteObject> impl;
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auto renderStateObserverProxy = std::make_shared<RenderStateObserverProxy>(impl);
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std::string bundle(data, size);
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int32_t uid = static_cast<int32_t>(GetU32Data(data));
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RenderStateData renderStateData;
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MessageParcel dataParcel;
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dataParcel.WriteInterfaceToken(APPMGR_INTERFACE_TOKEN);
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dataParcel.WriteBuffer(data, size);
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dataParcel.RewindRead(0);
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MessageParcel reply;
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MessageOption option;
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renderStateObserverProxy->OnRenderStateChanged(renderStateData);
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renderStateObserverProxy->WriteInterfaceToken(dataParcel);
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uint32_t code = static_cast<uint32_t>(GetU32Data(data));
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renderStateObserverProxy->SendTransactCmd(code, dataParcel, reply, option);
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return true;
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}
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}
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/* Fuzzer entry point */
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
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{
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/* Run your code on data */
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if (data == nullptr) {
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std::cout << "invalid data" << std::endl;
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return 0;
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}
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/* Validate the length of size */
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if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
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return 0;
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}
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char* ch = (char*)malloc(size + 1);
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if (ch == nullptr) {
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std::cout << "malloc failed." << std::endl;
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return 0;
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}
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(void)memset_s(ch, size + 1, 0x00, size + 1);
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if (memcpy_s(ch, size + 1, data, size) != EOK) {
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std::cout << "copy failed." << std::endl;
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free(ch);
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ch = nullptr;
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return 0;
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}
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OHOS::DoSomethingInterestingWithMyAPI(ch, size);
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free(ch);
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ch = nullptr;
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return 0;
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}
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