free-buffer-extension.cc 1014 Bytes
Newer Older
1
// Copyright 2013 the V8 project authors. All rights reserved.
2 3
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
4

5
#include "src/extensions/free-buffer-extension.h"
6 7

#include "src/base/platform/platform.h"
8
#include "src/isolate.h"
9 10 11 12 13

namespace v8 {
namespace internal {


14 15
v8::Local<v8::FunctionTemplate> FreeBufferExtension::GetNativeFunctionTemplate(
    v8::Isolate* isolate, v8::Local<v8::String> str) {
16
  return v8::FunctionTemplate::New(isolate, FreeBufferExtension::FreeBuffer);
17 18 19 20 21
}


void FreeBufferExtension::FreeBuffer(
    const v8::FunctionCallbackInfo<v8::Value>& args) {
22
  v8::Local<v8::ArrayBuffer> arrayBuffer = args[0].As<v8::ArrayBuffer>();
23
  v8::ArrayBuffer::Contents contents = arrayBuffer->Externalize();
24 25 26
  Isolate* isolate = reinterpret_cast<Isolate*>(args.GetIsolate());
  isolate->array_buffer_allocator()->Free(contents.Data(),
                                          contents.ByteLength());
27 28
}

29 30
}  // namespace internal
}  // namespace v8