v8/test/fuzzer/json.cc

34 lines
1.1 KiB
C++

// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <limits.h>
#include <stddef.h>
#include <stdint.h>
#include "include/v8.h"
#include "test/fuzzer/fuzzer-support.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
v8_fuzzer::FuzzerSupport* support = v8_fuzzer::FuzzerSupport::Get();
v8::Isolate* isolate = support->GetIsolate();
v8::Isolate::Scope isolate_scope(isolate);
v8::HandleScope handle_scope(isolate);
v8::Context::Scope context_scope(support->GetContext());
v8::TryCatch try_catch(isolate);
if (size > INT_MAX) return 0;
v8::Local<v8::String> source;
if (!v8::String::NewFromOneByte(isolate, data, v8::NewStringType::kNormal,
static_cast<int>(size))
.ToLocal(&source)) {
return 0;
}
v8::JSON::Parse(support->GetContext(), source).IsEmpty();
isolate->RequestGarbageCollectionForTesting(
v8::Isolate::kFullGarbageCollection);
return 0;
}