| // Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "platform/unicode.h" |
| #include "vm/bootstrap_natives.h" |
| #include "vm/dart_entry.h" |
| |
| namespace dart { |
| |
| int callWasm(const char* name, int n) { |
| return 100 * n; |
| } |
| |
| // This is a temporary API for prototyping. |
| DEFINE_NATIVE_ENTRY(Wasm_callFunction, 0, 2) { |
| GET_NON_NULL_NATIVE_ARGUMENT(String, fn_name, arguments->NativeArgAt(0)); |
| GET_NON_NULL_NATIVE_ARGUMENT(Integer, arg, arguments->NativeArgAt(1)); |
| |
| intptr_t len = Utf8::Length(fn_name); |
| std::unique_ptr<char> name = std::unique_ptr<char>(new char[len + 1]); |
| fn_name.ToUTF8(reinterpret_cast<uint8_t*>(name.get()), len); |
| name.get()[len] = 0; |
| |
| return Smi::New(callWasm(name.get(), arg.AsInt64Value())); |
| } |
| |
| } // namespace dart |
