- TwoTuple<byte[], ChannelMonitor> res_conv = new TwoTuple<byte[], ChannelMonitor>(res_a, res_b_hu_conv);
+ TwoTuple<byte[], ChannelMonitor> res_conv = new TwoTuple<byte[], ChannelMonitor>(res_a, res_b_hu_conv, () -> {
+ bindings.C2Tuple_BlockHashChannelMonitorZ_free(res);
+ });
+ res_b_hu_conv.ptrs_to.add(res_conv);