mirror of
https://github.com/openharmony/ability_ability_runtime.git
synced 2026-08-25 12:23:20 -04:00
孙旭辉
100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
/*
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* Copyright (c) 2022 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 "abilityappdebuginfo_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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#define protected public
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#include "app_debug_info.h"
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#undef protected
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#undef private
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#include "parcel.h"
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#include <iostream>
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#include "securec.h"
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#include "configuration.h"
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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_TWO = 2;
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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 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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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[INPUT_TWO] << 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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std::shared_ptr<AppDebugInfo>appDebugInfo = std::make_shared<AppDebugInfo>();
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if (appDebugInfo == nullptr) {
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return false;
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}
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Parcel parcel;
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appDebugInfo->ReadFromParcel(parcel);
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appDebugInfo->Marshalling(parcel);
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AppDebugInfo::Unmarshalling(parcel);
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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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return 0;
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}
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/* Validate the length of size */
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if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
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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, 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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