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 "jsvaluerefishashmap_fuzzer.h"
17#include "ecmascript/containers/containers_list.h"
18#include "ecmascript/containers/containers_private.h"
19#include "ecmascript/ecma_string-inl.h"
20#include "ecmascript/ecma_vm.h"
21#include "ecmascript/global_env.h"
22#include "ecmascript/js_handle.h"
23#include "ecmascript/js_tagged_value.h"
24#include "ecmascript/napi/include/jsnapi.h"
25#include "ecmascript/js_thread.h"
26#include "ecmascript/js_global_object.h"
27#include "ecmascript/napi/jsnapi_helper.h"
28#include "ecmascript/linked_hash_table.h"
29#include "ecmascript/ecma_runtime_call_info.h"
30#include "ecmascript/common.h"
31#include "ecmascript/frames.h"
32#include "ecmascript/object_factory.h"
33#include "ecmascript/js_set.h"
34#include "ecmascript/js_set_iterator.h"
35#include "ecmascript/js_map.h"
36#include "ecmascript/js_weak_container.h"
37#include "ecmascript/js_map_iterator.h"
38#include "ecmascript/containers/containers_arraylist.h"
39#include "ecmascript/js_api/js_api_arraylist.h"
40
41using namespace panda;
42using namespace panda::test;
43using namespace panda::ecmascript;
44using namespace panda::ecmascript::containers;
45
46namespace OHOS {
47EcmaRuntimeCallInfo *CreateEcmaRuntimeCallInfo(JSThread *thread, JSTaggedValue newTgt, uint32_t argvLength)
48{
49    const uint8_t testDecodedSize = 2;
50    int32_t numActualArgs = argvLength / testDecodedSize + 1;
51    JSTaggedType *sp = const_cast<JSTaggedType *>(thread->GetCurrentSPFrame());
52
53    size_t frameSize = 0;
54    if (thread->IsAsmInterpreter()) {
55        frameSize = InterpretedEntryFrame::NumOfMembers() + numActualArgs;
56    } else {
57        frameSize = InterpretedFrame::NumOfMembers() + numActualArgs;
58    }
59    JSTaggedType *newSp = sp - frameSize; // NOLINT(cppcoreguidelines-pro-bounds-pointer-arithmetic)
60    for (int i = numActualArgs; i > 0; i--) {
61        newSp[i - 1] = JSTaggedValue::Undefined().GetRawData();
62    }
63    EcmaRuntimeCallInfo *ecmaRuntimeCallInfo = reinterpret_cast<EcmaRuntimeCallInfo *>(newSp - 2);
64    *(--newSp) = numActualArgs;
65    *(--newSp) = panda::ecmascript::ToUintPtr(thread);
66    ecmaRuntimeCallInfo->SetNewTarget(newTgt);
67    return ecmaRuntimeCallInfo;
68}
69
70static JSTaggedType *SetupFrame(JSThread *thread, EcmaRuntimeCallInfo *info)
71{
72    JSTaggedType *sp = const_cast<JSTaggedType *>(thread->GetCurrentSPFrame());
73    size_t frameSize = 0;
74    const int num = 2;
75    // 2 means thread and numArgs
76    if (thread->IsAsmInterpreter()) {
77        frameSize = InterpretedEntryFrame::NumOfMembers() + info->GetArgsNumber() + NUM_MANDATORY_JSFUNC_ARGS + num;
78    } else {
79        frameSize = InterpretedFrame::NumOfMembers() + info->GetArgsNumber() + NUM_MANDATORY_JSFUNC_ARGS + num;
80    }
81    JSTaggedType *newSp = sp - frameSize; // NOLINT(cppcoreguidelines-pro-bounds-pointer-arithmetic)
82
83    InterpretedEntryFrame *state = reinterpret_cast<InterpretedEntryFrame *>(newSp) - 1;
84    state->base.type = ecmascript::FrameType::INTERPRETER_ENTRY_FRAME;
85    state->base.prev = sp;
86    state->pc = nullptr;
87    thread->SetCurrentSPFrame(newSp);
88    return sp;
89}
90
91void TearDownFrame(JSThread *thread, JSTaggedType *prev)
92{
93    thread->SetCurrentSPFrame(prev);
94}
95
96JSHandle<JSAPIHashMap> ConstructobjectHashMap(JSThread *thread)
97{
98    ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
99    JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
100
101    JSHandle<JSTaggedValue> globalObject = env->GetJSGlobalObject();
102    JSHandle<JSTaggedValue> key(factory->NewFromASCII("ArkPrivate"));
103    JSHandle<JSTaggedValue> value =
104        JSObject::GetProperty(thread, JSHandle<JSTaggedValue>(globalObject), key).GetValue();
105    auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, JSTaggedValue::Undefined(), 6);
106    objCallInfo->SetFunction(JSTaggedValue::Undefined());
107    objCallInfo->SetThis(value.GetTaggedValue());
108    objCallInfo->SetCallArg(0, JSTaggedValue(static_cast<int>(containers::ContainerTag::HashMap)));
109    [[maybe_unused]] auto prev = SetupFrame(thread, objCallInfo);
110    JSTaggedValue result = containers::ContainersPrivate::Load(objCallInfo);
111    TearDownFrame(thread, prev);
112    JSHandle<JSTaggedValue> constructor(thread, result);
113    JSHandle<JSAPIHashMap> map(factory->NewJSObjectByConstructor(JSHandle<JSFunction>(constructor), constructor));
114    return map;
115}
116
117
118void JSValueRefIsHashMapFuzzTest([[maybe_unused]] const uint8_t *data, size_t size)
119{
120    RuntimeOption option;
121    option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
122    EcmaVM *vm = JSNApi::CreateJSVM(option);
123    {
124        JsiFastNativeScope scope(vm);
125        if (size <= 0) {
126            LOG_ECMA(ERROR) << "Parameter out of range..";
127            return;
128        }
129        auto thread = vm->GetAssociatedJSThread();
130        JSHandle<JSAPIHashMap> map = ConstructobjectHashMap(thread);
131        JSHandle<JSTaggedValue> jshashmap = JSHandle<JSTaggedValue>::Cast(map);
132        Local<JSValueRef> tag = JSNApiHelper::ToLocal<JSValueRef>(jshashmap);
133        tag->IsHashMap(vm);
134    }
135    JSNApi::DestroyJSVM(vm);
136}
137}
138
139// Fuzzer entry point.
140extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
141{
142    // Run your code on data.
143    OHOS::JSValueRefIsHashMapFuzzTest(data, size);
144    return 0;
145}