mirror of https://github.com/lukechilds/node.git
Ryan Dahl
15 years ago
10 changed files with 173 additions and 46 deletions
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// Copyright 2009, Ryan Dahl <ry@tinyclouds.org>. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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#include <node_byte_string.h> |
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namespace node { |
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using namespace v8; |
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static v8::Persistent<v8::FunctionTemplate> byte_string_template; |
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// V8 contstructor
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static Handle<Value> New(const Arguments& args) { |
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HandleScope scope; |
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// somehow create the c object.
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byte_string *bs = malloc(sizeof(byte_string) + length); |
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bs->handle = v8::Persistent<v8::Object>::New(args.This()); |
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bs->handle->SetInternalField(0, v8::External::New(bs)); |
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return args.This(); |
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} |
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byte_string* byte_string_new(size_t length) |
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{ |
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byte_string_template->GetFunction()->NewInstance(); |
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// unwrap handle
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return bs; |
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} |
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void byte_string_init(v8::Local<v8::Object> target) { |
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HandleScope scope; |
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Local<FunctionTemplate> t = FunctionTemplate::New(New); |
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byte_string_template = Persistent<FunctionTemplate>::New(t); |
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byte_string_template->InstanceTemplate()->SetInternalFieldCount(1); |
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// Set class name for debugging output
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byte_string_template->SetClassName(String::NewSymbol("Binary")); |
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NODE_SET_PROTOTYPE_METHOD(byte_string_template, "toString", ToString); |
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target->Set(String::NewSymbol("Binary"), |
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byte_string_template->GetFunction()); |
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} |
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} // namespace node
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@ -0,0 +1,56 @@ |
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// Copyright 2009, Ryan Dahl <ry@tinyclouds.org>. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
|
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// copy of this software and associated documentation files (the
|
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// "Software"), to deal in the Software without restriction, including
|
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// without limitation the rights to use, copy, modify, merge, publish,
|
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// distribute, sublicense, and/or sell copies of the Software, and to permit
|
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// persons to whom the Software is furnished to do so, subject to the
|
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// following conditions:
|
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//
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// The above copyright notice and this permission notice shall be included
|
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// in all copies or substantial portions of the Software.
|
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//
|
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
|
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
|
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef NODE_BYTE_STRING_H_ |
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#define NODE_BYTE_STRING_H_ |
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#include <v8.h> |
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namespace node { |
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void byte_string_init(v8::Local<v8::Object> target); |
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/* Byte string is an immutable chunk of data that can be created from C++
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* (byte_string_new()) or from Javascript (new ByteString(string, encoding)). It |
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* provides a means of passing data through javascript, usually from one C++ |
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* object (like a TCP socket) to another C++ object (like an HTTP parser). |
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* |
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* Byte strings are always destructed by the V8 GC. Do not store references |
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* to byte_string pointers, only create them and pass them into javascript, |
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* or receive them as arguments out of javascript. |
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*/ |
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typedef struct { |
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v8::Persistent<v8::Object> handle; |
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size_t length; |
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char bytes[1]; |
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} byte_string; |
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byte_string* byte_string_new(size_t length); |
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byte_string* byte_string_unwrap(v8::Handle<v8::Object> handle) { |
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assert(!handle.IsEmpty()); |
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assert(handle->InternalFieldCount() > 0); |
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return static_cast<byte_string*>(v8::Handle<v8::External>::Cast( |
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handle->GetInternalField(0))->Value()); |
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} |
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} // namespace node
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#endif // NODE_BYTE_STRING_H_
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