--- /dev/null
+using org.ldk.impl;
+using org.ldk.enums;
+using org.ldk.util;
+using System;
+
+namespace org { namespace ldk { namespace structs {
+
+/**
+ * An interface used to score payment channels for path finding.
+ *
+ * \tScoring is in terms of fees willing to be paid in order to avoid routing through a channel.
+ */
+public class Score : CommonBase {
+ internal readonly bindings.LDKScore bindings_instance;
+ internal Score(object _dummy, long ptr) : base(ptr) { bindings_instance = null; }
+ private Score(bindings.LDKScore arg) : base(bindings.LDKScore_new(arg)) {
+ this.ptrs_to.AddLast(arg);
+ this.bindings_instance = arg;
+ }
+ ~Score() {
+ if (ptr != 0) { bindings.Score_free(ptr); }
+ }
+
+ public interface ScoreInterface {
+ /**
+ * Returns the fee in msats willing to be paid to avoid routing `send_amt_msat` through the
+ * given channel in the direction from `source` to `target`.
+ *
+ * The channel's capacity (less any other MPP parts that are also being considered for use in
+ * the same payment) is given by `capacity_msat`. It may be determined from various sources
+ * such as a chain data, network gossip, or invoice hints. For invoice hints, a capacity near
+ * [`u64::max_value`] is given to indicate sufficient capacity for the invoice's full amount.
+ * Thus, implementations should be overflow-safe.
+ */
+ long channel_penalty_msat(long _short_channel_id, NodeId _source, NodeId _target, ChannelUsage _usage);
+ /**
+ * Handles updating channel penalties after failing to route through a channel.
+ */
+ void payment_path_failed(RouteHop[] _path, long _short_channel_id);
+ /**
+ * Handles updating channel penalties after successfully routing along a path.
+ */
+ void payment_path_successful(RouteHop[] _path);
+ /**
+ * Handles updating channel penalties after a probe over the given path failed.
+ */
+ void probe_failed(RouteHop[] _path, long _short_channel_id);
+ /**
+ * Handles updating channel penalties after a probe over the given path succeeded.
+ */
+ void probe_successful(RouteHop[] _path);
+ /**
+ * Serialize the object into a byte array
+ */
+ byte[] write();
+ }
+ private class LDKScoreHolder { internal Score held; }
+ private class LDKScoreImpl : bindings.LDKScore {
+ internal LDKScoreImpl(ScoreInterface arg, LDKScoreHolder impl_holder) { this.arg = arg; this.impl_holder = impl_holder; }
+ private ScoreInterface arg;
+ private LDKScoreHolder impl_holder;
+ public long channel_penalty_msat(long _short_channel_id, long _source, long _target, long _usage) {
+ org.ldk.structs.NodeId _source_hu_conv = null; if (_source < 0 || _source > 4096) { _source_hu_conv = new org.ldk.structs.NodeId(null, _source); }
+ org.ldk.structs.NodeId _target_hu_conv = null; if (_target < 0 || _target > 4096) { _target_hu_conv = new org.ldk.structs.NodeId(null, _target); }
+ org.ldk.structs.ChannelUsage _usage_hu_conv = null; if (_usage < 0 || _usage > 4096) { _usage_hu_conv = new org.ldk.structs.ChannelUsage(null, _usage); }
+ if (_usage_hu_conv != null) { _usage_hu_conv.ptrs_to.AddLast(this); };
+ long ret = arg.channel_penalty_msat(_short_channel_id, _source_hu_conv, _target_hu_conv, _usage_hu_conv);
+ GC.KeepAlive(arg);
+ return ret;
+ }
+ public void payment_path_failed(long[] _path, long _short_channel_id) {
+ int _path_conv_10_len = _path.Length;
+ RouteHop[] _path_conv_10_arr = new RouteHop[_path_conv_10_len];
+ for (int k = 0; k < _path_conv_10_len; k++) {
+ long _path_conv_10 = _path[k];
+ org.ldk.structs.RouteHop _path_conv_10_hu_conv = null; if (_path_conv_10 < 0 || _path_conv_10 > 4096) { _path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, _path_conv_10); }
+ if (_path_conv_10_hu_conv != null) { _path_conv_10_hu_conv.ptrs_to.AddLast(this); };
+ _path_conv_10_arr[k] = _path_conv_10_hu_conv;
+ }
+ arg.payment_path_failed(_path_conv_10_arr, _short_channel_id);
+ GC.KeepAlive(arg);
+ }
+ public void payment_path_successful(long[] _path) {
+ int _path_conv_10_len = _path.Length;
+ RouteHop[] _path_conv_10_arr = new RouteHop[_path_conv_10_len];
+ for (int k = 0; k < _path_conv_10_len; k++) {
+ long _path_conv_10 = _path[k];
+ org.ldk.structs.RouteHop _path_conv_10_hu_conv = null; if (_path_conv_10 < 0 || _path_conv_10 > 4096) { _path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, _path_conv_10); }
+ if (_path_conv_10_hu_conv != null) { _path_conv_10_hu_conv.ptrs_to.AddLast(this); };
+ _path_conv_10_arr[k] = _path_conv_10_hu_conv;
+ }
+ arg.payment_path_successful(_path_conv_10_arr);
+ GC.KeepAlive(arg);
+ }
+ public void probe_failed(long[] _path, long _short_channel_id) {
+ int _path_conv_10_len = _path.Length;
+ RouteHop[] _path_conv_10_arr = new RouteHop[_path_conv_10_len];
+ for (int k = 0; k < _path_conv_10_len; k++) {
+ long _path_conv_10 = _path[k];
+ org.ldk.structs.RouteHop _path_conv_10_hu_conv = null; if (_path_conv_10 < 0 || _path_conv_10 > 4096) { _path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, _path_conv_10); }
+ if (_path_conv_10_hu_conv != null) { _path_conv_10_hu_conv.ptrs_to.AddLast(this); };
+ _path_conv_10_arr[k] = _path_conv_10_hu_conv;
+ }
+ arg.probe_failed(_path_conv_10_arr, _short_channel_id);
+ GC.KeepAlive(arg);
+ }
+ public void probe_successful(long[] _path) {
+ int _path_conv_10_len = _path.Length;
+ RouteHop[] _path_conv_10_arr = new RouteHop[_path_conv_10_len];
+ for (int k = 0; k < _path_conv_10_len; k++) {
+ long _path_conv_10 = _path[k];
+ org.ldk.structs.RouteHop _path_conv_10_hu_conv = null; if (_path_conv_10 < 0 || _path_conv_10 > 4096) { _path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, _path_conv_10); }
+ if (_path_conv_10_hu_conv != null) { _path_conv_10_hu_conv.ptrs_to.AddLast(this); };
+ _path_conv_10_arr[k] = _path_conv_10_hu_conv;
+ }
+ arg.probe_successful(_path_conv_10_arr);
+ GC.KeepAlive(arg);
+ }
+ public byte[] write() {
+ byte[] ret = arg.write();
+ GC.KeepAlive(arg);
+ return ret;
+ }
+ }
+ public static Score new_impl(ScoreInterface arg) {
+ LDKScoreHolder impl_holder = new LDKScoreHolder();
+ impl_holder.held = new Score(new LDKScoreImpl(arg, impl_holder));
+ return impl_holder.held;
+ }
+ /**
+ * Returns the fee in msats willing to be paid to avoid routing `send_amt_msat` through the
+ * given channel in the direction from `source` to `target`.
+ *
+ * The channel's capacity (less any other MPP parts that are also being considered for use in
+ * the same payment) is given by `capacity_msat`. It may be determined from various sources
+ * such as a chain data, network gossip, or invoice hints. For invoice hints, a capacity near
+ * [`u64::max_value`] is given to indicate sufficient capacity for the invoice's full amount.
+ * Thus, implementations should be overflow-safe.
+ */
+ public long channel_penalty_msat(long short_channel_id, org.ldk.structs.NodeId source, org.ldk.structs.NodeId target, org.ldk.structs.ChannelUsage usage) {
+ long ret = bindings.Score_channel_penalty_msat(this.ptr, short_channel_id, source == null ? 0 : source.ptr, target == null ? 0 : target.ptr, usage == null ? 0 : usage.ptr);
+ GC.KeepAlive(this);
+ GC.KeepAlive(short_channel_id);
+ GC.KeepAlive(source);
+ GC.KeepAlive(target);
+ GC.KeepAlive(usage);
+ if (this != null) { this.ptrs_to.AddLast(source); };
+ if (this != null) { this.ptrs_to.AddLast(target); };
+ if (this != null) { this.ptrs_to.AddLast(usage); };
+ return ret;
+ }
+
+ /**
+ * Handles updating channel penalties after failing to route through a channel.
+ */
+ public void payment_path_failed(RouteHop[] path, long short_channel_id) {
+ bindings.Score_payment_path_failed(this.ptr, path != null ? InternalUtils.mapArray(path, path_conv_10 => path_conv_10 == null ? 0 : path_conv_10.ptr) : null, short_channel_id);
+ GC.KeepAlive(this);
+ GC.KeepAlive(path);
+ GC.KeepAlive(short_channel_id);
+ foreach (RouteHop path_conv_10 in path) { if (this != null) { this.ptrs_to.AddLast(path_conv_10); }; };
+ }
+
+ /**
+ * Handles updating channel penalties after successfully routing along a path.
+ */
+ public void payment_path_successful(RouteHop[] path) {
+ bindings.Score_payment_path_successful(this.ptr, path != null ? InternalUtils.mapArray(path, path_conv_10 => path_conv_10 == null ? 0 : path_conv_10.ptr) : null);
+ GC.KeepAlive(this);
+ GC.KeepAlive(path);
+ foreach (RouteHop path_conv_10 in path) { if (this != null) { this.ptrs_to.AddLast(path_conv_10); }; };
+ }
+
+ /**
+ * Handles updating channel penalties after a probe over the given path failed.
+ */
+ public void probe_failed(RouteHop[] path, long short_channel_id) {
+ bindings.Score_probe_failed(this.ptr, path != null ? InternalUtils.mapArray(path, path_conv_10 => path_conv_10 == null ? 0 : path_conv_10.ptr) : null, short_channel_id);
+ GC.KeepAlive(this);
+ GC.KeepAlive(path);
+ GC.KeepAlive(short_channel_id);
+ foreach (RouteHop path_conv_10 in path) { if (this != null) { this.ptrs_to.AddLast(path_conv_10); }; };
+ }
+
+ /**
+ * Handles updating channel penalties after a probe over the given path succeeded.
+ */
+ public void probe_successful(RouteHop[] path) {
+ bindings.Score_probe_successful(this.ptr, path != null ? InternalUtils.mapArray(path, path_conv_10 => path_conv_10 == null ? 0 : path_conv_10.ptr) : null);
+ GC.KeepAlive(this);
+ GC.KeepAlive(path);
+ foreach (RouteHop path_conv_10 in path) { if (this != null) { this.ptrs_to.AddLast(path_conv_10); }; };
+ }
+
+ /**
+ * Serialize the object into a byte array
+ */
+ public byte[] write() {
+ byte[] ret = bindings.Score_write(this.ptr);
+ GC.KeepAlive(this);
+ return ret;
+ }
+
+}
+} } }
projects / ldk-java / blobdiff