Add the index information to network interface

runtime/bin/socket.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 "bin/io_buffer.h"
 #include "bin/socket.h"
 #include "bin/dartutils.h"
 #include "bin/thread.h"
 #include "bin/utils.h"
 
@@ skipping 409 matching lines @@
     OSError* os_error = NULL;
     AddressList<InterfaceSocketAddress>* addresses = Socket::ListInterfaces(
         type.Value(), &os_error);
     if (addresses != NULL) {
       CObjectArray* array = new CObjectArray(
           CObject::NewArray(addresses->count() + 1));
       array->SetAt(0, new CObjectInt32(CObject::NewInt32(0)));
       for (intptr_t i = 0; i < addresses->count(); i++) {
         InterfaceSocketAddress* interface = addresses->GetAt(i);
         SocketAddress* addr = interface->socket_address();
-        CObjectArray* entry = new CObjectArray(CObject::NewArray(4));
+        CObjectArray* entry = new CObjectArray(CObject::NewArray(5));
 
         CObjectInt32* type = new CObjectInt32(
             CObject::NewInt32(addr->GetType()));
         entry->SetAt(0, type);
 
         CObjectString* as_string = new CObjectString(CObject::NewString(
             addr->as_string()));
         entry->SetAt(1, as_string);
 
         RawAddr raw = addr->addr();
         CObjectUint8Array* data = new CObjectUint8Array(CObject::NewUint8Array(
             SocketAddress::GetAddrLength(&raw)));
         memmove(data->Buffer(),
                 reinterpret_cast<void *>(&raw),
                 SocketAddress::GetAddrLength(&raw));
         entry->SetAt(2, data);
 
         CObjectString* interface_name = new CObjectString(CObject::NewString(
             interface->interface_name()));
         entry->SetAt(3, interface_name);
 
+        CObjectInt64* interface_index = new CObjectInt64(CObject::NewInt64(
+            interface->interface_index()));
+        entry->SetAt(4, interface_index);
+
         array->SetAt(i + 1, entry);
       }
       result = array;
       delete addresses;
     } else {
       result = CObject::NewOSError(os_error);
       delete os_error;
     }
     return result;
   }
@@ skipping 34 matching lines @@
 intptr_t Socket::GetSocketIdNativeField(Dart_Handle socket_obj) {
   intptr_t socket = 0;
   Dart_Handle err =
       Dart_GetNativeInstanceField(socket_obj, kSocketIdNativeField, &socket);
   if (Dart_IsError(err)) Dart_PropagateError(err);
   return socket;
 }
 
 }  // namespace bin
 }  // namespace dart