Add NetworkAdaptor to dart:io.

runtime/bin/socket.cc

Index: runtime/bin/socket.cc
diff --git a/runtime/bin/socket.cc b/runtime/bin/socket.cc
index 89e6b00c23d5f78c3e41e194d2162375eac4c658..0213de7cee9a3a93db06b8f39ebab3bca8465e23 100644
--- a/runtime/bin/socket.cc
+++ b/runtime/bin/socket.cc
@@ -486,6 +486,59 @@ static CObject* LookupRequest(const CObjectArray& request) {
 }
 
 
+static CObject* ListAdaptorsRequest(const CObjectArray& request) {
+  if (request.Length() == 3 &&
+      request[1]->IsBool() &&
+      request[2]->IsInt32()) {
+    CObjectBool include_localhost(request[1]);
+    CObjectInt32 type(request[2]);
+    CObject* result = NULL;
+    OSError* os_error = NULL;
+    SocketAddresses* addresses = Socket::ListAdaptors(
+        include_localhost.Value(), 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++) {
+        AdaptorSocketAddress* addr =
+            static_cast<AdaptorSocketAddress*>(addresses->GetAt(i));
+        CObjectArray* entry = new CObjectArray(CObject::NewArray(4));
+
+        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* name = new CObjectString(CObject::NewString(
+            addr->name()));
+        entry->SetAt(3, name);
+
+        array->SetAt(i + 1, entry);
+      }
+      result = array;
+      delete addresses;
+    } else {
+      result = CObject::NewOSError(os_error);
+      delete os_error;
+    }
+    return result;
+  }
+  return CObject::IllegalArgumentError();
+}
+
+
 void SocketService(Dart_Port dest_port_id,
                    Dart_Port reply_port_id,
                    Dart_CObject* message) {
@@ -498,6 +551,9 @@ void SocketService(Dart_Port dest_port_id,
         case Socket::kLookupRequest:
           response = LookupRequest(request);
           break;
+        case Socket::kListAdaptorsRequest:
+          response = ListAdaptorsRequest(request);
+          break;
         default:
           UNREACHABLE();
       }