1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // 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 namespace v8 { 11 namespace internal { 12 13 14 v8::Local<v8::FunctionTemplate> FreeBufferExtension::GetNativeFunctionTemplate( 15 v8::Isolate* isolate, v8::Local<v8::String> str) { 16 return v8::FunctionTemplate::New(isolate, FreeBufferExtension::FreeBuffer); 17 } 18 19 20 void FreeBufferExtension::FreeBuffer( 21 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 Isolate* isolate = reinterpret_cast<Isolate*>(args.GetIsolate()); 25 isolate->array_buffer_allocator()->Free(contents.Data(), 26 contents.ByteLength()); 27 } 28 29 } // namespace internal 30 } // namespace v8 31