import org.ldk.enums.*;
import org.ldk.util.*;
import java.util.Arrays;
+import java.lang.ref.Reference;
import javax.annotation.Nullable;
}
/**
- * Creates a copy of the NetworkGraph
+ * Constructs a new EventHandler which calls the relevant methods on this_arg.
+ * This copies the `inner` pointer in this_arg and thus the returned EventHandler must be freed before this_arg is
*/
- public NetworkGraph clone() {
- long ret = bindings.NetworkGraph_clone(this.ptr);
- if (ret < 1024) { return null; }
- NetworkGraph ret_hu_conv = new NetworkGraph(null, ret);
- ret_hu_conv.ptrs_to.add(this);
+ public EventHandler as_EventHandler() {
+ long ret = bindings.NetworkGraph_as_EventHandler(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ EventHandler ret_hu_conv = new EventHandler(null, ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
return ret_hu_conv;
}
*/
public byte[] write() {
byte[] ret = bindings.NetworkGraph_write(this.ptr);
+ Reference.reachabilityFence(this);
return ret;
}
/**
* Read a NetworkGraph from a byte array, created by NetworkGraph_write
*/
- public static Result_NetworkGraphDecodeErrorZ read(byte[] ser) {
- long ret = bindings.NetworkGraph_read(ser);
- if (ret < 1024) { return null; }
+ public static Result_NetworkGraphDecodeErrorZ read(byte[] ser, Logger arg) {
+ long ret = bindings.NetworkGraph_read(ser, arg == null ? 0 : arg.ptr);
+ Reference.reachabilityFence(ser);
+ Reference.reachabilityFence(arg);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NetworkGraphDecodeErrorZ ret_hu_conv = Result_NetworkGraphDecodeErrorZ.constr_from_ptr(ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg); };
return ret_hu_conv;
}
/**
* Creates a new, empty, network graph.
*/
- public static NetworkGraph of(byte[] genesis_hash) {
- long ret = bindings.NetworkGraph_new(genesis_hash);
- if (ret < 1024) { return null; }
- NetworkGraph ret_hu_conv = new NetworkGraph(null, ret);
- ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ public static NetworkGraph of(byte[] genesis_hash, Logger logger) {
+ long ret = bindings.NetworkGraph_new(InternalUtils.check_arr_len(genesis_hash, 32), logger == null ? 0 : logger.ptr);
+ Reference.reachabilityFence(genesis_hash);
+ Reference.reachabilityFence(logger);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.NetworkGraph ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.NetworkGraph(null, ret); }
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
return ret_hu_conv;
}
+ /**
+ * Returns a read-only view of the network graph.
+ */
+ public ReadOnlyNetworkGraph read_only() {
+ long ret = bindings.NetworkGraph_read_only(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.ReadOnlyNetworkGraph ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ReadOnlyNetworkGraph(null, ret); }
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * The unix timestamp provided by the most recent rapid gossip sync.
+ * It will be set by the rapid sync process after every sync completion.
+ */
+ public Option_u32Z get_last_rapid_gossip_sync_timestamp() {
+ long ret = bindings.NetworkGraph_get_last_rapid_gossip_sync_timestamp(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Option_u32Z ret_hu_conv = org.ldk.structs.Option_u32Z.constr_from_ptr(ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Update the unix timestamp provided by the most recent rapid gossip sync.
+ * This should be done automatically by the rapid sync process after every sync completion.
+ */
+ public void set_last_rapid_gossip_sync_timestamp(int last_rapid_gossip_sync_timestamp) {
+ bindings.NetworkGraph_set_last_rapid_gossip_sync_timestamp(this.ptr, last_rapid_gossip_sync_timestamp);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(last_rapid_gossip_sync_timestamp);
+ }
+
/**
* For an already known node (from channel announcements), update its stored properties from a
* given node announcement.
*
- * You probably don't want to call this directly, instead relying on a NetGraphMsgHandler's
+ * You probably don't want to call this directly, instead relying on a P2PGossipSync's
* RoutingMessageHandler implementation to call it indirectly. This may be useful to accept
* routing messages from a source using a protocol other than the lightning P2P protocol.
*/
public Result_NoneLightningErrorZ update_node_from_announcement(NodeAnnouncement msg) {
- long ret = bindings.NetworkGraph_update_node_from_announcement(this.ptr, msg == null ? 0 : msg.ptr & ~1);
- if (ret < 1024) { return null; }
+ long ret = bindings.NetworkGraph_update_node_from_announcement(this.ptr, msg == null ? 0 : msg.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
+ if (this != null) { this.ptrs_to.add(msg); };
return ret_hu_conv;
}
* peers.
*/
public Result_NoneLightningErrorZ update_node_from_unsigned_announcement(UnsignedNodeAnnouncement msg) {
- long ret = bindings.NetworkGraph_update_node_from_unsigned_announcement(this.ptr, msg == null ? 0 : msg.ptr & ~1);
- if (ret < 1024) { return null; }
+ long ret = bindings.NetworkGraph_update_node_from_unsigned_announcement(this.ptr, msg == null ? 0 : msg.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
+ if (this != null) { this.ptrs_to.add(msg); };
return ret_hu_conv;
}
/**
* Store or update channel info from a channel announcement.
*
- * You probably don't want to call this directly, instead relying on a NetGraphMsgHandler's
+ * You probably don't want to call this directly, instead relying on a P2PGossipSync's
* RoutingMessageHandler implementation to call it indirectly. This may be useful to accept
* routing messages from a source using a protocol other than the lightning P2P protocol.
*
* If a `chain::Access` object is provided via `chain_access`, it will be called to verify
* the corresponding UTXO exists on chain and is correctly-formatted.
- *
- * Note that chain_access (or a relevant inner pointer) may be NULL or all-0s to represent None
*/
- public Result_NoneLightningErrorZ update_channel_from_announcement(ChannelAnnouncement msg, @Nullable Access chain_access) {
- long ret = bindings.NetworkGraph_update_channel_from_announcement(this.ptr, msg == null ? 0 : msg.ptr & ~1, chain_access == null ? 0 : chain_access.ptr);
- if (ret < 1024) { return null; }
+ public Result_NoneLightningErrorZ update_channel_from_announcement(ChannelAnnouncement msg, Option_AccessZ chain_access) {
+ long ret = bindings.NetworkGraph_update_channel_from_announcement(this.ptr, msg == null ? 0 : msg.ptr, chain_access.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ Reference.reachabilityFence(chain_access);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
- this.ptrs_to.add(chain_access);
+ if (this != null) { this.ptrs_to.add(msg); };
+ if (this != null) { this.ptrs_to.add(chain_access); };
return ret_hu_conv;
}
*
* If a `chain::Access` object is provided via `chain_access`, it will be called to verify
* the corresponding UTXO exists on chain and is correctly-formatted.
+ */
+ public Result_NoneLightningErrorZ update_channel_from_unsigned_announcement(UnsignedChannelAnnouncement msg, Option_AccessZ chain_access) {
+ long ret = bindings.NetworkGraph_update_channel_from_unsigned_announcement(this.ptr, msg == null ? 0 : msg.ptr, chain_access.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ Reference.reachabilityFence(chain_access);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.add(msg); };
+ if (this != null) { this.ptrs_to.add(chain_access); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Update channel from partial announcement data received via rapid gossip sync
*
- * Note that chain_access (or a relevant inner pointer) may be NULL or all-0s to represent None
+ * `timestamp: u64`: Timestamp emulating the backdated original announcement receipt (by the
+ * rapid gossip sync server)
+ *
+ * All other parameters as used in [`msgs::UnsignedChannelAnnouncement`] fields.
*/
- public Result_NoneLightningErrorZ update_channel_from_unsigned_announcement(UnsignedChannelAnnouncement msg, @Nullable Access chain_access) {
- long ret = bindings.NetworkGraph_update_channel_from_unsigned_announcement(this.ptr, msg == null ? 0 : msg.ptr & ~1, chain_access == null ? 0 : chain_access.ptr);
- if (ret < 1024) { return null; }
+ public Result_NoneLightningErrorZ add_channel_from_partial_announcement(long short_channel_id, long timestamp, ChannelFeatures features, byte[] node_id_1, byte[] node_id_2) {
+ long ret = bindings.NetworkGraph_add_channel_from_partial_announcement(this.ptr, short_channel_id, timestamp, features == null ? 0 : features.ptr, InternalUtils.check_arr_len(node_id_1, 33), InternalUtils.check_arr_len(node_id_2, 33));
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(short_channel_id);
+ Reference.reachabilityFence(timestamp);
+ Reference.reachabilityFence(features);
+ Reference.reachabilityFence(node_id_1);
+ Reference.reachabilityFence(node_id_2);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
- this.ptrs_to.add(chain_access);
+ if (this != null) { this.ptrs_to.add(features); };
return ret_hu_conv;
}
/**
- * Close a channel if a corresponding HTLC fail was sent.
+ * Marks a channel in the graph as failed if a corresponding HTLC fail was sent.
* If permanent, removes a channel from the local storage.
* May cause the removal of nodes too, if this was their last channel.
* If not permanent, makes channels unavailable for routing.
*/
- public void close_channel_from_update(long short_channel_id, boolean is_permanent) {
- bindings.NetworkGraph_close_channel_from_update(this.ptr, short_channel_id, is_permanent);
+ public void channel_failed(long short_channel_id, boolean is_permanent) {
+ bindings.NetworkGraph_channel_failed(this.ptr, short_channel_id, is_permanent);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(short_channel_id);
+ Reference.reachabilityFence(is_permanent);
+ }
+
+ /**
+ * Marks a node in the graph as failed.
+ */
+ public void node_failed(byte[] _node_id, boolean is_permanent) {
+ bindings.NetworkGraph_node_failed(this.ptr, InternalUtils.check_arr_len(_node_id, 33), is_permanent);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(_node_id);
+ Reference.reachabilityFence(is_permanent);
+ }
+
+ /**
+ * Removes information about channels that we haven't heard any updates about in some time.
+ * This can be used regularly to prune the network graph of channels that likely no longer
+ * exist.
+ *
+ * While there is no formal requirement that nodes regularly re-broadcast their channel
+ * updates every two weeks, the non-normative section of BOLT 7 currently suggests that
+ * pruning occur for updates which are at least two weeks old, which we implement here.
+ *
+ * Note that for users of the `lightning-background-processor` crate this method may be
+ * automatically called regularly for you.
+ *
+ * This method is only available with the `std` feature. See
+ * [`NetworkGraph::remove_stale_channels_with_time`] for `no-std` use.
+ */
+ public void remove_stale_channels() {
+ bindings.NetworkGraph_remove_stale_channels(this.ptr);
+ Reference.reachabilityFence(this);
+ }
+
+ /**
+ * Removes information about channels that we haven't heard any updates about in some time.
+ * This can be used regularly to prune the network graph of channels that likely no longer
+ * exist.
+ *
+ * While there is no formal requirement that nodes regularly re-broadcast their channel
+ * updates every two weeks, the non-normative section of BOLT 7 currently suggests that
+ * pruning occur for updates which are at least two weeks old, which we implement here.
+ *
+ * This function takes the current unix time as an argument. For users with the `std` feature
+ * enabled, [`NetworkGraph::remove_stale_channels`] may be preferable.
+ */
+ public void remove_stale_channels_with_time(long current_time_unix) {
+ bindings.NetworkGraph_remove_stale_channels_with_time(this.ptr, current_time_unix);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(current_time_unix);
}
/**
* For an already known (from announcement) channel, update info about one of the directions
* of the channel.
*
- * You probably don't want to call this directly, instead relying on a NetGraphMsgHandler's
+ * You probably don't want to call this directly, instead relying on a P2PGossipSync's
* RoutingMessageHandler implementation to call it indirectly. This may be useful to accept
* routing messages from a source using a protocol other than the lightning P2P protocol.
+ *
+ * If built with `no-std`, any updates with a timestamp more than two weeks in the past or
+ * materially in the future will be rejected.
*/
public Result_NoneLightningErrorZ update_channel(ChannelUpdate msg) {
- long ret = bindings.NetworkGraph_update_channel(this.ptr, msg == null ? 0 : msg.ptr & ~1);
- if (ret < 1024) { return null; }
+ long ret = bindings.NetworkGraph_update_channel(this.ptr, msg == null ? 0 : msg.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
+ if (this != null) { this.ptrs_to.add(msg); };
return ret_hu_conv;
}
* For an already known (from announcement) channel, update info about one of the directions
* of the channel without verifying the associated signatures. Because we aren't given the
* associated signatures here we cannot relay the channel update to any of our peers.
+ *
+ * If built with `no-std`, any updates with a timestamp more than two weeks in the past or
+ * materially in the future will be rejected.
*/
public Result_NoneLightningErrorZ update_channel_unsigned(UnsignedChannelUpdate msg) {
- long ret = bindings.NetworkGraph_update_channel_unsigned(this.ptr, msg == null ? 0 : msg.ptr & ~1);
- if (ret < 1024) { return null; }
+ long ret = bindings.NetworkGraph_update_channel_unsigned(this.ptr, msg == null ? 0 : msg.ptr);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(msg);
+ if (ret >= 0 && ret <= 4096) { return null; }
Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
- this.ptrs_to.add(msg);
+ if (this != null) { this.ptrs_to.add(msg); };
return ret_hu_conv;
}
projects / ldk-java / blobdiff