stream = g_mime_stream_mem_new_with_byte_array (byte_array);
g_mime_stream_mem_set_owner (GMIME_STREAM_MEM (stream), FALSE);
wrapper = g_mime_part_get_content_object (GMIME_PART (part));
stream = g_mime_stream_mem_new_with_byte_array (byte_array);
g_mime_stream_mem_set_owner (GMIME_STREAM_MEM (stream), FALSE);
wrapper = g_mime_part_get_content_object (GMIME_PART (part));