server: Add NtQueryInformationFile(FileIoCompletionNotificationInformation) implementation.

dlls/ntdll/tests/om.c

@@ -1284,6 +1284,11 @@ static void _test_file_info(unsigned line, HANDLE handle)
 
     status = pNtQueryInformationFile(handle, &io, buf, sizeof(buf), FileAccessInformation);
     ok_(__FILE__,line)(status == STATUS_SUCCESS, "FileAccessInformation returned %x\n", status);
+
+    status = pNtQueryInformationFile(handle, &io, buf, sizeof(buf),
+                                    FileIoCompletionNotificationInformation);
+    ok_(__FILE__,line)(status == STATUS_SUCCESS || broken(status == STATUS_INVALID_INFO_CLASS),
+                       "FileIoCompletionNotificationInformation returned %x\n", status);
 }
 
 #define test_no_file_info(a) _test_no_file_info(__LINE__,a)
@@ -1300,6 +1305,11 @@ static void _test_no_file_info(unsigned line, HANDLE handle)
     status = pNtQueryInformationFile(handle, &io, buf, sizeof(buf), FileAccessInformation);
     ok_(__FILE__,line)(status == STATUS_OBJECT_TYPE_MISMATCH,
                        "FileAccessInformation returned %x\n", status);
+
+    status = pNtQueryInformationFile(handle, &io, buf, sizeof(buf),
+                                    FileIoCompletionNotificationInformation);
+    ok_(__FILE__,line)(status == STATUS_OBJECT_TYPE_MISMATCH || broken(status == STATUS_INVALID_INFO_CLASS),
+                       "FileIoCompletionNotificationInformation returned %x\n", status);
 }
 
 static void test_query_object(void)

server/fd.c

@@ -2192,6 +2192,18 @@ void default_fd_get_file_info( struct fd *fd, obj_handle_t handle, unsigned int
             set_reply_data( &info, sizeof(info) );
             break;
         }
+    case FileIoCompletionNotificationInformation:
+        {
+            FILE_IO_COMPLETION_NOTIFICATION_INFORMATION info;
+            if (get_reply_max_size() < sizeof(info))
+            {
+                set_error( STATUS_INFO_LENGTH_MISMATCH );
+                return;
+            }
+            info.Flags = 0; /* FIXME */
+            set_reply_data( &info, sizeof(info) );
+            break;
+        }
     default:
         set_error( STATUS_NOT_IMPLEMENTED );
     }