Reference.reachabilityFence(this);
if (ret >= 0 && ret <= 4096) { return null; }
org.ldk.structs.Option_CVec_ThirtyTwoBytesZZ ret_hu_conv = org.ldk.structs.Option_CVec_ThirtyTwoBytesZZ.constr_from_ptr(ret);
Reference.reachabilityFence(this);
if (ret >= 0 && ret <= 4096) { return null; }
org.ldk.structs.Option_CVec_ThirtyTwoBytesZZ ret_hu_conv = org.ldk.structs.Option_CVec_ThirtyTwoBytesZZ.constr_from_ptr(ret);