--- /dev/null
+
+using org.ldk.impl;
+using org.ldk.enums;
+using org.ldk.util;
+using System;
+
+namespace org { namespace ldk { namespace structs {
+
+
+
+/** An implementation of NodeIdLookUp */
+public interface NodeIdLookUpInterface {
+ /**Returns the node id of the forwarding node's channel counterparty with `short_channel_id`.
+ *
+ * Here, the forwarding node is referring to the node of the [`OnionMessenger`] parameterized
+ * by the [`NodeIdLookUp`] and the counterparty to one of that node's peers.
+ *
+ * [`OnionMessenger`]: crate::onion_message::messenger::OnionMessenger
+ *
+ * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ byte[] next_node_id(long short_channel_id);
+}
+
+/**
+ * An interface for looking up the node id of a channel counterparty for the purpose of forwarding
+ * an [`OnionMessage`].
+ *
+ * [`OnionMessage`]: crate::ln::msgs::OnionMessage
+ */
+public class NodeIdLookUp : CommonBase {
+ internal bindings.LDKNodeIdLookUp bindings_instance;
+ internal long instance_idx;
+
+ internal NodeIdLookUp(object _dummy, long ptr) : base(ptr) { bindings_instance = null; }
+ ~NodeIdLookUp() {
+ if (ptr != 0) { bindings.NodeIdLookUp_free(ptr); }
+ }
+
+ private class LDKNodeIdLookUpHolder { internal NodeIdLookUp held; }
+ private class LDKNodeIdLookUpImpl : bindings.LDKNodeIdLookUp {
+ internal LDKNodeIdLookUpImpl(NodeIdLookUpInterface arg, LDKNodeIdLookUpHolder impl_holder) { this.arg = arg; this.impl_holder = impl_holder; }
+ private NodeIdLookUpInterface arg;
+ private LDKNodeIdLookUpHolder impl_holder;
+ public long next_node_id(long _short_channel_id) {
+ byte[] ret = arg.next_node_id(_short_channel_id);
+ GC.KeepAlive(arg);
+ long result = InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(ret, 33));
+ return result;
+ }
+ }
+
+ /** Creates a new instance of NodeIdLookUp from a given implementation */
+ public static NodeIdLookUp new_impl(NodeIdLookUpInterface arg) {
+ LDKNodeIdLookUpHolder impl_holder = new LDKNodeIdLookUpHolder();
+ LDKNodeIdLookUpImpl impl = new LDKNodeIdLookUpImpl(arg, impl_holder);
+ long[] ptr_idx = bindings.LDKNodeIdLookUp_new(impl);
+
+ impl_holder.held = new NodeIdLookUp(null, ptr_idx[0]);
+ impl_holder.held.instance_idx = ptr_idx[1];
+ impl_holder.held.bindings_instance = impl;
+ return impl_holder.held;
+ }
+
+ /**
+ * Returns the node id of the forwarding node's channel counterparty with `short_channel_id`.
+ *
+ * Here, the forwarding node is referring to the node of the [`OnionMessenger`] parameterized
+ * by the [`NodeIdLookUp`] and the counterparty to one of that node's peers.
+ *
+ * [`OnionMessenger`]: crate::onion_message::messenger::OnionMessenger
+ *
+ * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
+ */
+ public byte[] next_node_id(long short_channel_id) {
+ long ret = bindings.NodeIdLookUp_next_node_id(this.ptr, short_channel_id);
+ GC.KeepAlive(this);
+ GC.KeepAlive(short_channel_id);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ byte[] ret_conv = InternalUtils.decodeUint8Array(ret);
+ return ret_conv;
+ }
+
+}
+} } }