Allow root level requests in the vm service.

runtime/vm/json_stream.cc

 // Copyright (c) 2013, 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/assert.h"
 #include "vm/object.h"
 #include "vm/debugger.h"
 #include "vm/json_stream.h"
 
 
 namespace dart {
 
-JSONStream::JSONStream(intptr_t buf_size) : buffer_(buf_size) {
-  open_objects_ = 0;
-  arguments_ = NULL;
-  num_arguments_ = 0;
-  option_keys_ = NULL;
-  option_values_ = NULL;
-  num_options_ = 0;
+JSONStream::JSONStream(intptr_t buf_size)
+    : open_objects_(0),
+      buffer_(buf_size),
+      reply_port_(ILLEGAL_PORT),
+      arguments_(NULL),
+      num_arguments_(0),
+      option_keys_(NULL),
+      option_values_(NULL),
+      num_options_(0) {
 }
 
 
 JSONStream::~JSONStream() {
 }
 
 
 const char* JSONStream::LookupOption(const char* key) const {
   for (int i = 0; i < num_options(); i++) {
     if (!strcmp(key, option_keys_[i])) {
@@ skipping 144 matching lines @@
   intptr_t len2 = OS::VSNPrint(p, len+1, format, args);
   va_end(args);
   ASSERT(len == len2);
   buffer_.AddChar('"');
   buffer_.AddEscapedString(p);
   buffer_.AddChar('"');
   free(p);
 }
 
 
+void JSONStream::set_reply_port(Dart_Port port) {
+  reply_port_ = port;
+}
+
+
 void JSONStream::SetArguments(const char** arguments, intptr_t num_arguments) {
   arguments_ = arguments;
   num_arguments_ = num_arguments;
 }
 
 
 void JSONStream::SetOptions(const char** option_keys,
                             const char** option_values,
                             intptr_t num_options) {
   option_keys_ = option_keys;
@@ skipping 71 matching lines @@
   intptr_t len2 = OS::VSNPrint(p, len+1, format, args);
   va_end(args);
   ASSERT(len == len2);
   stream_->buffer_.AddChar('"');
   stream_->buffer_.AddEscapedString(p);
   stream_->buffer_.AddChar('"');
   free(p);
 }
 
 }  // namespace dart