void InitHttpParser(Handle<Object> target) {
  HandleScope scope;

  Local<FunctionTemplate> t = FunctionTemplate::New(Parser::New);
  t->InstanceTemplate()->SetInternalFieldCount(1);
  t->SetClassName(String::NewSymbol("HTTPParser"));

  PropertyAttribute attrib = (PropertyAttribute) (ReadOnly | DontDelete);
  t->Set(String::NewSymbol("REQUEST"), Integer::New(HTTP_REQUEST), attrib);
  t->Set(String::NewSymbol("RESPONSE"), Integer::New(HTTP_RESPONSE), attrib);

  NODE_SET_PROTOTYPE_METHOD(t, "execute", Parser::Execute);
  NODE_SET_PROTOTYPE_METHOD(t, "finish", Parser::Finish);
  NODE_SET_PROTOTYPE_METHOD(t, "reinitialize", Parser::Reinitialize);

  target->Set(String::NewSymbol("HTTPParser"), t->GetFunction());

  on_headers_sym          = NODE_PSYMBOL("onHeaders");
  on_headers_complete_sym = NODE_PSYMBOL("onHeadersComplete");
  on_body_sym             = NODE_PSYMBOL("onBody");
  on_message_complete_sym = NODE_PSYMBOL("onMessageComplete");

#define X(num, name, string) name##_sym = NODE_PSYMBOL(#string);
  HTTP_METHOD_MAP(X)
#undef X
  unknown_method_sym = NODE_PSYMBOL("UNKNOWN_METHOD");

  method_sym = NODE_PSYMBOL("method");
  status_code_sym = NODE_PSYMBOL("statusCode");
  http_version_sym = NODE_PSYMBOL("httpVersion");
  version_major_sym = NODE_PSYMBOL("versionMajor");
  version_minor_sym = NODE_PSYMBOL("versionMinor");
  should_keep_alive_sym = NODE_PSYMBOL("shouldKeepAlive");
  upgrade_sym = NODE_PSYMBOL("upgrade");
  headers_sym = NODE_PSYMBOL("headers");
  url_sym = NODE_PSYMBOL("url");

  settings.on_message_begin    = Parser::on_message_begin;
  settings.on_url              = Parser::on_url;
  settings.on_header_field     = Parser::on_header_field;
  settings.on_header_value     = Parser::on_header_value;
  settings.on_headers_complete = Parser::on_headers_complete;
  settings.on_body             = Parser::on_body;
  settings.on_message_complete = Parser::on_message_complete;
}
void InitHttpParser(Handle<Object> target) {
  HandleScope scope;

  Local<FunctionTemplate> t = FunctionTemplate::New(Parser::New);
  t->InstanceTemplate()->SetInternalFieldCount(1);
  t->SetClassName(String::NewSymbol("HTTPParser"));

  PropertyAttribute attrib = (PropertyAttribute) (ReadOnly | DontDelete);
  t->Set(String::NewSymbol("REQUEST"), Integer::New(HTTP_REQUEST), attrib);
  t->Set(String::NewSymbol("RESPONSE"), Integer::New(HTTP_RESPONSE), attrib);

  NODE_SET_PROTOTYPE_METHOD(t, "execute", Parser::Execute);
  NODE_SET_PROTOTYPE_METHOD(t, "finish", Parser::Finish);
  NODE_SET_PROTOTYPE_METHOD(t, "reinitialize", Parser::Reinitialize);

  target->Set(String::NewSymbol("HTTPParser"), t->GetFunction());

  on_headers_sym          = NODE_PSYMBOL("onHeaders");
  on_headers_complete_sym = NODE_PSYMBOL("onHeadersComplete");
  on_body_sym             = NODE_PSYMBOL("onBody");
  on_message_complete_sym = NODE_PSYMBOL("onMessageComplete");

#define X(num, name, string) name##_sym = NODE_PSYMBOL(#string);
  HTTP_METHOD_MAP(X)
#undef X
  unknown_method_sym = NODE_PSYMBOL("UNKNOWN_METHOD");

  method_sym = NODE_PSYMBOL("method");
  status_code_sym = NODE_PSYMBOL("statusCode");
  http_version_sym = NODE_PSYMBOL("httpVersion");
  version_major_sym = NODE_PSYMBOL("versionMajor");
  version_minor_sym = NODE_PSYMBOL("versionMinor");
  should_keep_alive_sym = NODE_PSYMBOL("shouldKeepAlive");
  upgrade_sym = NODE_PSYMBOL("upgrade");
  headers_sym = NODE_PSYMBOL("headers");
  url_sym = NODE_PSYMBOL("url");

  settings.on_message_begin    = Parser::on_message_begin;
  settings.on_url              = Parser::on_url;
  settings.on_header_field     = Parser::on_header_field;
  settings.on_header_value     = Parser::on_header_value;
  settings.on_headers_complete = Parser::on_headers_complete;
  settings.on_body             = Parser::on_body;
  settings.on_message_complete = Parser::on_message_complete;
}