1 /*
2  * Copyright (c) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "functionrefname_fuzzer.h"
17 #include "ecmascript/ecma_string-inl.h"
18 #include "ecmascript/napi/include/jsnapi.h"
19 
20 using namespace panda;
21 using namespace panda::ecmascript;
22 
23 namespace OHOS {
FuncRefConCallbackForTest(JsiRuntimeCallInfo *info)24 Local<JSValueRef> FuncRefConCallbackForTest(JsiRuntimeCallInfo *info)
25 {
26     EscapeLocalScope scope(info->GetVM());
27     return scope.Escape(ArrayRef::New(info->GetVM(), info->GetArgsNumber()));
28 }
29 
FunctionRefSetNameFuzzTest(const uint8_t *data, size_t size)30 void FunctionRefSetNameFuzzTest(const uint8_t *data, size_t size)
31 {
32     RuntimeOption option;
33     option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
34     EcmaVM *vm = JSNApi::CreateJSVM(option);
35     if (data == nullptr || size <= 0) {
36         LOG_ECMA(ERROR) << "illegal input!";
37         return;
38     }
39     FunctionCallback nativeFunc = FuncRefConCallbackForTest;
40     NativePointerCallback deleter = nullptr;
41     Local<FunctionRef> func = FunctionRef::New(vm, nativeFunc, deleter, (void *)(data + size));
42     Local<StringRef> name = StringRef::NewFromUtf8(vm, (char *)data, (int)size);
43     func->SetName(vm, name);
44     JSNApi::DestroyJSVM(vm);
45 }
46 
FunctionRefGetNameFuzzTest(const uint8_t *data, size_t size)47 void FunctionRefGetNameFuzzTest(const uint8_t *data, size_t size)
48 {
49     RuntimeOption option;
50     option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
51     EcmaVM *vm = JSNApi::CreateJSVM(option);
52     if (data == nullptr || size <= 0) {
53         LOG_ECMA(ERROR) << "illegal input!";
54         return;
55     }
56     FunctionCallback nativeFunc = FuncRefConCallbackForTest;
57     NativePointerCallback deleter = nullptr;
58     Local<FunctionRef> func = FunctionRef::New(vm, nativeFunc, deleter, (void *)(data + size));
59     Local<StringRef> name = StringRef::NewFromUtf8(vm, (char *)data, (int)size);
60     func->SetName(vm, name);
61     func->GetName(vm);
62     JSNApi::DestroyJSVM(vm);
63 }
64 }
65 
66 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
68 {
69     // Run your code on data.
70     OHOS::FunctionRefSetNameFuzzTest(data, size);
71     OHOS::FunctionRefGetNameFuzzTest(data, size);
72     return 0;
73 }