// 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 "src/factory.h" #include "src/isolate-inl.h" #include "src/isolate.h" #include "src/objects-inl.h" #include "src/objects.h" #include "src/wasm/wasm-module.h" #include "test/common/wasm/wasm-module-runner.h" #include "test/fuzzer/fuzzer-support.h" extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { unsigned int max_mem_flag_value = v8::internal::FLAG_wasm_max_mem_pages; unsigned int max_table_flag_value = v8::internal::FLAG_wasm_max_table_size; v8::internal::FLAG_wasm_max_mem_pages = 32; v8::internal::FLAG_wasm_max_table_size = 100; v8_fuzzer::FuzzerSupport* support = v8_fuzzer::FuzzerSupport::Get(); v8::Isolate* isolate = support->GetIsolate(); v8::internal::Isolate* i_isolate = reinterpret_cast<v8::internal::Isolate*>(isolate); // Clear any pending exceptions from a prior run. if (i_isolate->has_pending_exception()) { i_isolate->clear_pending_exception(); } v8::Isolate::Scope isolate_scope(isolate); v8::HandleScope handle_scope(isolate); v8::Context::Scope context_scope(support->GetContext()); v8::TryCatch try_catch(isolate); v8::internal::wasm::testing::SetupIsolateForWasmModule(i_isolate); v8::internal::wasm::testing::CompileAndRunWasmModule( i_isolate, data, data + size, v8::internal::wasm::kWasmOrigin); v8::internal::FLAG_wasm_max_mem_pages = max_mem_flag_value; v8::internal::FLAG_wasm_max_table_size = max_table_flag_value; return 0; }