7 namespace org { namespace ldk { namespace structs {
11 /** An implementation of MessageRouter */
12 public interface MessageRouterInterface {
13 /**Returns a route for sending an [`OnionMessage`] to the given [`Destination`].
15 Result_OnionMessagePathNoneZ find_path(byte[] sender, byte[][] peers, Destination destination);
16 /**Creates [`BlindedPath`]s to the `recipient` node. The nodes in `peers` are assumed to be
17 * direct peers with the `recipient`.
19 Result_CVec_BlindedPathZNoneZ create_blinded_paths(byte[] recipient, byte[][] peers);
23 * A trait defining behavior for routing an [`OnionMessage`].
25 public class MessageRouter : CommonBase {
26 internal bindings.LDKMessageRouter bindings_instance;
27 internal long instance_idx;
29 internal MessageRouter(object _dummy, long ptr) : base(ptr) { bindings_instance = null; }
31 if (ptr != 0) { bindings.MessageRouter_free(ptr); }
34 private class LDKMessageRouterHolder { internal MessageRouter held; }
35 private class LDKMessageRouterImpl : bindings.LDKMessageRouter {
36 internal LDKMessageRouterImpl(MessageRouterInterface arg, LDKMessageRouterHolder impl_holder) { this.arg = arg; this.impl_holder = impl_holder; }
37 private MessageRouterInterface arg;
38 private LDKMessageRouterHolder impl_holder;
39 public long find_path(long _sender, long _peers, long _destination) {
40 byte[] _sender_conv = InternalUtils.decodeUint8Array(_sender);
41 int _peers_conv_8_len = InternalUtils.getArrayLength(_peers);
42 byte[][] _peers_conv_8_arr = new byte[_peers_conv_8_len][];
43 for (int i = 0; i < _peers_conv_8_len; i++) {
44 long _peers_conv_8 = InternalUtils.getU64ArrayElem(_peers, i);
45 byte[] _peers_conv_8_conv = InternalUtils.decodeUint8Array(_peers_conv_8);
46 _peers_conv_8_arr[i] = _peers_conv_8_conv;
48 bindings.free_buffer(_peers);
49 org.ldk.structs.Destination _destination_hu_conv = org.ldk.structs.Destination.constr_from_ptr(_destination);
50 if (_destination_hu_conv != null) { _destination_hu_conv.ptrs_to.AddLast(this); };
51 Result_OnionMessagePathNoneZ ret = arg.find_path(_sender_conv, _peers_conv_8_arr, _destination_hu_conv);
53 long result = ret.clone_ptr();
56 public long create_blinded_paths(long _recipient, long _peers) {
57 byte[] _recipient_conv = InternalUtils.decodeUint8Array(_recipient);
58 int _peers_conv_8_len = InternalUtils.getArrayLength(_peers);
59 byte[][] _peers_conv_8_arr = new byte[_peers_conv_8_len][];
60 for (int i = 0; i < _peers_conv_8_len; i++) {
61 long _peers_conv_8 = InternalUtils.getU64ArrayElem(_peers, i);
62 byte[] _peers_conv_8_conv = InternalUtils.decodeUint8Array(_peers_conv_8);
63 _peers_conv_8_arr[i] = _peers_conv_8_conv;
65 bindings.free_buffer(_peers);
66 Result_CVec_BlindedPathZNoneZ ret = arg.create_blinded_paths(_recipient_conv, _peers_conv_8_arr);
68 long result = ret.clone_ptr();
73 /** Creates a new instance of MessageRouter from a given implementation */
74 public static MessageRouter new_impl(MessageRouterInterface arg) {
75 LDKMessageRouterHolder impl_holder = new LDKMessageRouterHolder();
76 LDKMessageRouterImpl impl = new LDKMessageRouterImpl(arg, impl_holder);
77 long[] ptr_idx = bindings.LDKMessageRouter_new(impl);
79 impl_holder.held = new MessageRouter(null, ptr_idx[0]);
80 impl_holder.held.instance_idx = ptr_idx[1];
81 impl_holder.held.bindings_instance = impl;
82 return impl_holder.held;
86 * Returns a route for sending an [`OnionMessage`] to the given [`Destination`].
88 public Result_OnionMessagePathNoneZ find_path(byte[] sender, byte[][] peers, org.ldk.structs.Destination destination) {
89 long ret = bindings.MessageRouter_find_path(this.ptr, InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(sender, 33)), InternalUtils.encodeUint64Array(InternalUtils.mapArray(peers, peers_conv_8 => InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(peers_conv_8, 33)))), destination.ptr);
93 GC.KeepAlive(destination);
94 if (ret >= 0 && ret <= 4096) { return null; }
95 Result_OnionMessagePathNoneZ ret_hu_conv = Result_OnionMessagePathNoneZ.constr_from_ptr(ret);
96 if (this != null) { this.ptrs_to.AddLast(destination); };
101 * Creates [`BlindedPath`]s to the `recipient` node. The nodes in `peers` are assumed to be
102 * direct peers with the `recipient`.
104 public Result_CVec_BlindedPathZNoneZ create_blinded_paths(byte[] recipient, byte[][] peers) {
105 long ret = bindings.MessageRouter_create_blinded_paths(this.ptr, InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(recipient, 33)), InternalUtils.encodeUint64Array(InternalUtils.mapArray(peers, peers_conv_8 => InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(peers_conv_8, 33)))));
107 GC.KeepAlive(recipient);
109 if (ret >= 0 && ret <= 4096) { return null; }
110 Result_CVec_BlindedPathZNoneZ ret_hu_conv = Result_CVec_BlindedPathZNoneZ.constr_from_ptr(ret);