[Java] Update auto-generated bindings
[ldk-java] / src / main / java / org / ldk / structs / MessageSendEvent.java
index 1a0cc0815de3a55d737d6b10a75a9ab06d109e11..4d9633c153758dc808bb2e5637bb220e1c5c1913 100644 (file)
@@ -4,6 +4,7 @@ import org.ldk.impl.bindings;
 import org.ldk.enums.*;
 import org.ldk.util.*;
 import java.util.Arrays;
+import java.lang.ref.Reference;
 import javax.annotation.Nullable;
 
 
@@ -79,9 +80,16 @@ public class MessageSendEvent extends CommonBase {
                if (raw_val.getClass() == bindings.LDKMessageSendEvent.SendReplyChannelRange.class) {
                        return new SendReplyChannelRange(ptr, (bindings.LDKMessageSendEvent.SendReplyChannelRange)raw_val);
                }
+               if (raw_val.getClass() == bindings.LDKMessageSendEvent.SendGossipTimestampFilter.class) {
+                       return new SendGossipTimestampFilter(ptr, (bindings.LDKMessageSendEvent.SendGossipTimestampFilter)raw_val);
+               }
                assert false; return null; // Unreachable without extending the (internal) bindings interface
        }
 
+       /**
+        * Used to indicate that we've accepted a channel open and should send the accept_channel
+        * message provided to the given peer.
+        */
        public final static class SendAcceptChannel extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -90,16 +98,20 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final AcceptChannel msg;
+               public final org.ldk.structs.AcceptChannel msg;
                private SendAcceptChannel(long ptr, bindings.LDKMessageSendEvent.SendAcceptChannel obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       AcceptChannel msg_hu_conv = new AcceptChannel(null, msg);
+                       AcceptChannel msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new AcceptChannel(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that we've initiated a channel open and should send the open_channel
+        * message provided to the given peer.
+        */
        public final static class SendOpenChannel extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -108,16 +120,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final OpenChannel msg;
+               public final org.ldk.structs.OpenChannel msg;
                private SendOpenChannel(long ptr, bindings.LDKMessageSendEvent.SendOpenChannel obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       OpenChannel msg_hu_conv = new OpenChannel(null, msg);
+                       OpenChannel msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new OpenChannel(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a funding_created message should be sent to the peer with the given node_id.
+        */
        public final static class SendFundingCreated extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -126,16 +141,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final FundingCreated msg;
+               public final org.ldk.structs.FundingCreated msg;
                private SendFundingCreated(long ptr, bindings.LDKMessageSendEvent.SendFundingCreated obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       FundingCreated msg_hu_conv = new FundingCreated(null, msg);
+                       FundingCreated msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new FundingCreated(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a funding_signed message should be sent to the peer with the given node_id.
+        */
        public final static class SendFundingSigned extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -144,16 +162,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final FundingSigned msg;
+               public final org.ldk.structs.FundingSigned msg;
                private SendFundingSigned(long ptr, bindings.LDKMessageSendEvent.SendFundingSigned obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       FundingSigned msg_hu_conv = new FundingSigned(null, msg);
+                       FundingSigned msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new FundingSigned(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a funding_locked message should be sent to the peer with the given node_id.
+        */
        public final static class SendFundingLocked extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive these message(s)
@@ -162,16 +183,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The funding_locked message which should be sent.
                */
-               public final FundingLocked msg;
+               public final org.ldk.structs.FundingLocked msg;
                private SendFundingLocked(long ptr, bindings.LDKMessageSendEvent.SendFundingLocked obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       FundingLocked msg_hu_conv = new FundingLocked(null, msg);
+                       FundingLocked msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new FundingLocked(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that an announcement_signatures message should be sent to the peer with the given node_id.
+        */
        public final static class SendAnnouncementSignatures extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive these message(s)
@@ -180,16 +204,20 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The announcement_signatures message which should be sent.
                */
-               public final AnnouncementSignatures msg;
+               public final org.ldk.structs.AnnouncementSignatures msg;
                private SendAnnouncementSignatures(long ptr, bindings.LDKMessageSendEvent.SendAnnouncementSignatures obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       AnnouncementSignatures msg_hu_conv = new AnnouncementSignatures(null, msg);
+                       AnnouncementSignatures msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new AnnouncementSignatures(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a series of HTLC update messages, as well as a commitment_signed
+        * message should be sent to the peer with the given node_id.
+        */
        public final static class UpdateHTLCs extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive these message(s)
@@ -198,16 +226,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The update messages which should be sent. ALL messages in the struct should be sent!
                */
-               public final CommitmentUpdate updates;
+               public final org.ldk.structs.CommitmentUpdate updates;
                private UpdateHTLCs(long ptr, bindings.LDKMessageSendEvent.UpdateHTLCs obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long updates = obj.updates;
-                       CommitmentUpdate updates_hu_conv = new CommitmentUpdate(null, updates);
+                       CommitmentUpdate updates_hu_conv = null; if (updates < 0 || updates > 4096) { updates_hu_conv = new CommitmentUpdate(null, updates); }
                        updates_hu_conv.ptrs_to.add(this);
                        this.updates = updates_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a revoke_and_ack message should be sent to the peer with the given node_id.
+        */
        public final static class SendRevokeAndACK extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -216,16 +247,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final RevokeAndACK msg;
+               public final org.ldk.structs.RevokeAndACK msg;
                private SendRevokeAndACK(long ptr, bindings.LDKMessageSendEvent.SendRevokeAndACK obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       RevokeAndACK msg_hu_conv = new RevokeAndACK(null, msg);
+                       RevokeAndACK msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new RevokeAndACK(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a closing_signed message should be sent to the peer with the given node_id.
+        */
        public final static class SendClosingSigned extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -234,16 +268,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final ClosingSigned msg;
+               public final org.ldk.structs.ClosingSigned msg;
                private SendClosingSigned(long ptr, bindings.LDKMessageSendEvent.SendClosingSigned obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       ClosingSigned msg_hu_conv = new ClosingSigned(null, msg);
+                       ClosingSigned msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ClosingSigned(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a shutdown message should be sent to the peer with the given node_id.
+        */
        public final static class SendShutdown extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -252,16 +289,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final Shutdown msg;
+               public final org.ldk.structs.Shutdown msg;
                private SendShutdown(long ptr, bindings.LDKMessageSendEvent.SendShutdown obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       Shutdown msg_hu_conv = new Shutdown(null, msg);
+                       Shutdown msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new Shutdown(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a channel_reestablish message should be sent to the peer with the given node_id.
+        */
        public final static class SendChannelReestablish extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -270,63 +310,84 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The message which should be sent.
                */
-               public final ChannelReestablish msg;
+               public final org.ldk.structs.ChannelReestablish msg;
                private SendChannelReestablish(long ptr, bindings.LDKMessageSendEvent.SendChannelReestablish obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       ChannelReestablish msg_hu_conv = new ChannelReestablish(null, msg);
+                       ChannelReestablish msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ChannelReestablish(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a channel_announcement and channel_update should be broadcast to all
+        * peers (except the peer with node_id either msg.contents.node_id_1 or msg.contents.node_id_2).
+        * 
+        * Note that after doing so, you very likely (unless you did so very recently) want to call
+        * ChannelManager::broadcast_node_announcement to trigger a BroadcastNodeAnnouncement event.
+        * This ensures that any nodes which see our channel_announcement also have a relevant
+        * node_announcement, including relevant feature flags which may be important for routing
+        * through or to us.
+        */
        public final static class BroadcastChannelAnnouncement extends MessageSendEvent {
                /**
                 * The channel_announcement which should be sent.
                */
-               public final ChannelAnnouncement msg;
+               public final org.ldk.structs.ChannelAnnouncement msg;
                /**
                 * The followup channel_update which should be sent.
                */
-               public final ChannelUpdate update_msg;
+               public final org.ldk.structs.ChannelUpdate update_msg;
                private BroadcastChannelAnnouncement(long ptr, bindings.LDKMessageSendEvent.BroadcastChannelAnnouncement obj) {
                        super(null, ptr);
                        long msg = obj.msg;
-                       ChannelAnnouncement msg_hu_conv = new ChannelAnnouncement(null, msg);
+                       ChannelAnnouncement msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ChannelAnnouncement(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                        long update_msg = obj.update_msg;
-                       ChannelUpdate update_msg_hu_conv = new ChannelUpdate(null, update_msg);
+                       ChannelUpdate update_msg_hu_conv = null; if (update_msg < 0 || update_msg > 4096) { update_msg_hu_conv = new ChannelUpdate(null, update_msg); }
                        update_msg_hu_conv.ptrs_to.add(this);
                        this.update_msg = update_msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a node_announcement should be broadcast to all peers.
+        */
        public final static class BroadcastNodeAnnouncement extends MessageSendEvent {
                /**
                 * The node_announcement which should be sent.
                */
-               public final NodeAnnouncement msg;
+               public final org.ldk.structs.NodeAnnouncement msg;
                private BroadcastNodeAnnouncement(long ptr, bindings.LDKMessageSendEvent.BroadcastNodeAnnouncement obj) {
                        super(null, ptr);
                        long msg = obj.msg;
-                       NodeAnnouncement msg_hu_conv = new NodeAnnouncement(null, msg);
+                       NodeAnnouncement msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new NodeAnnouncement(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a channel_update should be broadcast to all peers.
+        */
        public final static class BroadcastChannelUpdate extends MessageSendEvent {
                /**
                 * The channel_update which should be sent.
                */
-               public final ChannelUpdate msg;
+               public final org.ldk.structs.ChannelUpdate msg;
                private BroadcastChannelUpdate(long ptr, bindings.LDKMessageSendEvent.BroadcastChannelUpdate obj) {
                        super(null, ptr);
                        long msg = obj.msg;
-                       ChannelUpdate msg_hu_conv = new ChannelUpdate(null, msg);
+                       ChannelUpdate msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ChannelUpdate(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Used to indicate that a channel_update should be sent to a single peer.
+        * In contrast to [`Self::BroadcastChannelUpdate`], this is used when the channel is a
+        * private channel and we shouldn't be informing all of our peers of channel parameters.
+        */
        public final static class SendChannelUpdate extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -335,16 +396,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The channel_update which should be sent.
                */
-               public final ChannelUpdate msg;
+               public final org.ldk.structs.ChannelUpdate msg;
                private SendChannelUpdate(long ptr, bindings.LDKMessageSendEvent.SendChannelUpdate obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       ChannelUpdate msg_hu_conv = new ChannelUpdate(null, msg);
+                       ChannelUpdate msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ChannelUpdate(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Broadcast an error downstream to be handled
+        */
        public final static class HandleError extends MessageSendEvent {
                /**
                 * The node_id of the node which should receive this message
@@ -353,16 +417,19 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The action which should be taken.
                */
-               public final ErrorAction action;
+               public final org.ldk.structs.ErrorAction action;
                private HandleError(long ptr, bindings.LDKMessageSendEvent.HandleError obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long action = obj.action;
-                       ErrorAction action_hu_conv = ErrorAction.constr_from_ptr(action);
+                       org.ldk.structs.ErrorAction action_hu_conv = org.ldk.structs.ErrorAction.constr_from_ptr(action);
                        action_hu_conv.ptrs_to.add(this);
                        this.action = action_hu_conv;
                }
        }
+       /**
+        * Query a peer for channels with funding transaction UTXOs in a block range.
+        */
        public final static class SendChannelRangeQuery extends MessageSendEvent {
                /**
                 * The node_id of this message recipient
@@ -371,16 +438,20 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The query_channel_range which should be sent.
                */
-               public final QueryChannelRange msg;
+               public final org.ldk.structs.QueryChannelRange msg;
                private SendChannelRangeQuery(long ptr, bindings.LDKMessageSendEvent.SendChannelRangeQuery obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       QueryChannelRange msg_hu_conv = new QueryChannelRange(null, msg);
+                       QueryChannelRange msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new QueryChannelRange(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Request routing gossip messages from a peer for a list of channels identified by
+        * their short_channel_ids.
+        */
        public final static class SendShortIdsQuery extends MessageSendEvent {
                /**
                 * The node_id of this message recipient
@@ -389,16 +460,20 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The query_short_channel_ids which should be sent.
                */
-               public final QueryShortChannelIds msg;
+               public final org.ldk.structs.QueryShortChannelIds msg;
                private SendShortIdsQuery(long ptr, bindings.LDKMessageSendEvent.SendShortIdsQuery obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       QueryShortChannelIds msg_hu_conv = new QueryShortChannelIds(null, msg);
+                       QueryShortChannelIds msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new QueryShortChannelIds(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Sends a reply to a channel range query. This may be one of several SendReplyChannelRange events
+        * emitted during processing of the query.
+        */
        public final static class SendReplyChannelRange extends MessageSendEvent {
                /**
                 * The node_id of this message recipient
@@ -407,23 +482,52 @@ public class MessageSendEvent extends CommonBase {
                /**
                 * The reply_channel_range which should be sent.
                */
-               public final ReplyChannelRange msg;
+               public final org.ldk.structs.ReplyChannelRange msg;
                private SendReplyChannelRange(long ptr, bindings.LDKMessageSendEvent.SendReplyChannelRange obj) {
                        super(null, ptr);
                        this.node_id = obj.node_id;
                        long msg = obj.msg;
-                       ReplyChannelRange msg_hu_conv = new ReplyChannelRange(null, msg);
+                       ReplyChannelRange msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new ReplyChannelRange(null, msg); }
                        msg_hu_conv.ptrs_to.add(this);
                        this.msg = msg_hu_conv;
                }
        }
+       /**
+        * Sends a timestamp filter for inbound gossip. This should be sent on each new connection to
+        * enable receiving gossip messages from the peer.
+        */
+       public final static class SendGossipTimestampFilter extends MessageSendEvent {
+               /**
+                * The node_id of this message recipient
+               */
+               public final byte[] node_id;
+               /**
+                * The gossip_timestamp_filter which should be sent.
+               */
+               public final org.ldk.structs.GossipTimestampFilter msg;
+               private SendGossipTimestampFilter(long ptr, bindings.LDKMessageSendEvent.SendGossipTimestampFilter obj) {
+                       super(null, ptr);
+                       this.node_id = obj.node_id;
+                       long msg = obj.msg;
+                       GossipTimestampFilter msg_hu_conv = null; if (msg < 0 || msg > 4096) { msg_hu_conv = new GossipTimestampFilter(null, msg); }
+                       msg_hu_conv.ptrs_to.add(this);
+                       this.msg = msg_hu_conv;
+               }
+       }
+       long clone_ptr() {
+               long ret = bindings.MessageSendEvent_clone_ptr(this.ptr);
+               Reference.reachabilityFence(this);
+               return ret;
+       }
+
        /**
         * Creates a copy of the MessageSendEvent
         */
        public MessageSendEvent clone() {
                long ret = bindings.MessageSendEvent_clone(this.ptr);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               Reference.reachabilityFence(this);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(this);
                return ret_hu_conv;
        }
@@ -432,9 +536,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendAcceptChannel-variant MessageSendEvent
         */
        public static MessageSendEvent send_accept_channel(byte[] node_id, AcceptChannel msg) {
-               long ret = bindings.MessageSendEvent_send_accept_channel(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_accept_channel(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -443,9 +549,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendOpenChannel-variant MessageSendEvent
         */
        public static MessageSendEvent send_open_channel(byte[] node_id, OpenChannel msg) {
-               long ret = bindings.MessageSendEvent_send_open_channel(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_open_channel(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -454,9 +562,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendFundingCreated-variant MessageSendEvent
         */
        public static MessageSendEvent send_funding_created(byte[] node_id, FundingCreated msg) {
-               long ret = bindings.MessageSendEvent_send_funding_created(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_funding_created(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -465,9 +575,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendFundingSigned-variant MessageSendEvent
         */
        public static MessageSendEvent send_funding_signed(byte[] node_id, FundingSigned msg) {
-               long ret = bindings.MessageSendEvent_send_funding_signed(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_funding_signed(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -476,9 +588,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendFundingLocked-variant MessageSendEvent
         */
        public static MessageSendEvent send_funding_locked(byte[] node_id, FundingLocked msg) {
-               long ret = bindings.MessageSendEvent_send_funding_locked(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_funding_locked(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -487,9 +601,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendAnnouncementSignatures-variant MessageSendEvent
         */
        public static MessageSendEvent send_announcement_signatures(byte[] node_id, AnnouncementSignatures msg) {
-               long ret = bindings.MessageSendEvent_send_announcement_signatures(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_announcement_signatures(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -498,9 +614,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new UpdateHTLCs-variant MessageSendEvent
         */
        public static MessageSendEvent update_htlcs(byte[] node_id, CommitmentUpdate updates) {
-               long ret = bindings.MessageSendEvent_update_htlcs(node_id, updates == null ? 0 : updates.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_update_htlcs(InternalUtils.check_arr_len(node_id, 33), updates == null ? 0 : updates.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(updates);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -509,9 +627,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendRevokeAndACK-variant MessageSendEvent
         */
        public static MessageSendEvent send_revoke_and_ack(byte[] node_id, RevokeAndACK msg) {
-               long ret = bindings.MessageSendEvent_send_revoke_and_ack(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_revoke_and_ack(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -520,9 +640,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendClosingSigned-variant MessageSendEvent
         */
        public static MessageSendEvent send_closing_signed(byte[] node_id, ClosingSigned msg) {
-               long ret = bindings.MessageSendEvent_send_closing_signed(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_closing_signed(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -531,9 +653,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendShutdown-variant MessageSendEvent
         */
        public static MessageSendEvent send_shutdown(byte[] node_id, Shutdown msg) {
-               long ret = bindings.MessageSendEvent_send_shutdown(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_shutdown(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -542,9 +666,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendChannelReestablish-variant MessageSendEvent
         */
        public static MessageSendEvent send_channel_reestablish(byte[] node_id, ChannelReestablish msg) {
-               long ret = bindings.MessageSendEvent_send_channel_reestablish(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_channel_reestablish(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -554,8 +680,10 @@ public class MessageSendEvent extends CommonBase {
         */
        public static MessageSendEvent broadcast_channel_announcement(ChannelAnnouncement msg, ChannelUpdate update_msg) {
                long ret = bindings.MessageSendEvent_broadcast_channel_announcement(msg == null ? 0 : msg.ptr & ~1, update_msg == null ? 0 : update_msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               Reference.reachabilityFence(msg);
+               Reference.reachabilityFence(update_msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -565,8 +693,9 @@ public class MessageSendEvent extends CommonBase {
         */
        public static MessageSendEvent broadcast_node_announcement(NodeAnnouncement msg) {
                long ret = bindings.MessageSendEvent_broadcast_node_announcement(msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -576,8 +705,9 @@ public class MessageSendEvent extends CommonBase {
         */
        public static MessageSendEvent broadcast_channel_update(ChannelUpdate msg) {
                long ret = bindings.MessageSendEvent_broadcast_channel_update(msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -586,9 +716,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendChannelUpdate-variant MessageSendEvent
         */
        public static MessageSendEvent send_channel_update(byte[] node_id, ChannelUpdate msg) {
-               long ret = bindings.MessageSendEvent_send_channel_update(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_channel_update(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -597,9 +729,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new HandleError-variant MessageSendEvent
         */
        public static MessageSendEvent handle_error(byte[] node_id, ErrorAction action) {
-               long ret = bindings.MessageSendEvent_handle_error(node_id, action.ptr);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_handle_error(InternalUtils.check_arr_len(node_id, 33), action.ptr);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(action);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -608,9 +742,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendChannelRangeQuery-variant MessageSendEvent
         */
        public static MessageSendEvent send_channel_range_query(byte[] node_id, QueryChannelRange msg) {
-               long ret = bindings.MessageSendEvent_send_channel_range_query(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_channel_range_query(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -619,9 +755,11 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendShortIdsQuery-variant MessageSendEvent
         */
        public static MessageSendEvent send_short_ids_query(byte[] node_id, QueryShortChannelIds msg) {
-               long ret = bindings.MessageSendEvent_send_short_ids_query(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_short_ids_query(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }
@@ -630,9 +768,24 @@ public class MessageSendEvent extends CommonBase {
         * Utility method to constructs a new SendReplyChannelRange-variant MessageSendEvent
         */
        public static MessageSendEvent send_reply_channel_range(byte[] node_id, ReplyChannelRange msg) {
-               long ret = bindings.MessageSendEvent_send_reply_channel_range(node_id, msg == null ? 0 : msg.ptr & ~1);
-               if (ret < 1024) { return null; }
-               MessageSendEvent ret_hu_conv = MessageSendEvent.constr_from_ptr(ret);
+               long ret = bindings.MessageSendEvent_send_reply_channel_range(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
+               ret_hu_conv.ptrs_to.add(ret_hu_conv);
+               return ret_hu_conv;
+       }
+
+       /**
+        * Utility method to constructs a new SendGossipTimestampFilter-variant MessageSendEvent
+        */
+       public static MessageSendEvent send_gossip_timestamp_filter(byte[] node_id, GossipTimestampFilter msg) {
+               long ret = bindings.MessageSendEvent_send_gossip_timestamp_filter(InternalUtils.check_arr_len(node_id, 33), msg == null ? 0 : msg.ptr & ~1);
+               Reference.reachabilityFence(node_id);
+               Reference.reachabilityFence(msg);
+               if (ret >= 0 && ret <= 4096) { return null; }
+               org.ldk.structs.MessageSendEvent ret_hu_conv = org.ldk.structs.MessageSendEvent.constr_from_ptr(ret);
                ret_hu_conv.ptrs_to.add(ret_hu_conv);
                return ret_hu_conv;
        }