_ Git - ldk-java/blob - src/main/java/org/ldk/structs/UtilMethods.java

   1 package org.ldk.structs;
   2 import org.ldk.impl.bindings;
   3 import org.ldk.enums.*;
   4 import org.ldk.util.*;
   5 import java.util.Arrays;
   6 import java.lang.ref.Reference;
   7 import javax.annotation.Nullable;
   8
   9 public class UtilMethods {
  10         /**
  11          * Gets the 128-bit integer, as 16 little-endian bytes
  12          */
  13         public static byte[] U128_le_bytes(org.ldk.util.UInt128 val) {
  14                 byte[] ret = bindings.U128_le_bytes(val.getLEBytes());
  15                 Reference.reachabilityFence(val);
  16                 return ret;
  17         }
  18
  19         /**
  20          * Constructs a new U128 from 16 little-endian bytes
  21          */
  22         public static UInt128 U128_new(byte[] le_bytes) {
  23                 byte[] ret = bindings.U128_new(InternalUtils.check_arr_len(le_bytes, 16));
  24                 Reference.reachabilityFence(le_bytes);
  25                 org.ldk.util.UInt128 ret_conv = new org.ldk.util.UInt128(ret);
  26                 return ret_conv;
  27         }
  28
  29         /**
  30          * Constructs a new COption_NoneZ containing a
  31          */
  32         public static COption_NoneZ COption_NoneZ_some() {
  33                 COption_NoneZ ret = bindings.COption_NoneZ_some();
  34                 return ret;
  35         }
  36
  37         /**
  38          * Constructs a new COption_NoneZ containing nothing
  39          */
  40         public static COption_NoneZ COption_NoneZ_none() {
  41                 COption_NoneZ ret = bindings.COption_NoneZ_none();
  42                 return ret;
  43         }
  44
  45         /**
  46          * Read a APIError from a byte array, created by APIError_write
  47          */
  48         public static Result_COption_APIErrorZDecodeErrorZ APIError_read(byte[] ser) {
  49                 long ret = bindings.APIError_read(ser);
  50                 Reference.reachabilityFence(ser);
  51                 if (ret >= 0 && ret <= 4096) { return null; }
  52                 Result_COption_APIErrorZDecodeErrorZ ret_hu_conv = Result_COption_APIErrorZDecodeErrorZ.constr_from_ptr(ret);
  53                 return ret_hu_conv;
  54         }
  55
  56         /**
  57          * Creates a digital signature of a message given a SecretKey, like the node's secret.
  58          * A receiver knowing the PublicKey (e.g. the node's id) and the message can be sure that the signature was generated by the caller.
  59          * Signatures are EC recoverable, meaning that given the message and the signature the PublicKey of the signer can be extracted.
  60          */
  61         public static Result_StrSecp256k1ErrorZ sign(byte[] msg, byte[] sk) {
  62                 long ret = bindings.sign(msg, InternalUtils.check_arr_len(sk, 32));
  63                 Reference.reachabilityFence(msg);
  64                 Reference.reachabilityFence(sk);
  65                 if (ret >= 0 && ret <= 4096) { return null; }
  66                 Result_StrSecp256k1ErrorZ ret_hu_conv = Result_StrSecp256k1ErrorZ.constr_from_ptr(ret);
  67                 return ret_hu_conv;
  68         }
  69
  70         /**
  71          * Recovers the PublicKey of the signer of the message given the message and the signature.
  72          */
  73         public static Result_PublicKeySecp256k1ErrorZ recover_pk(byte[] msg, java.lang.String sig) {
  74                 long ret = bindings.recover_pk(msg, sig);
  75                 Reference.reachabilityFence(msg);
  76                 Reference.reachabilityFence(sig);
  77                 if (ret >= 0 && ret <= 4096) { return null; }
  78                 Result_PublicKeySecp256k1ErrorZ ret_hu_conv = Result_PublicKeySecp256k1ErrorZ.constr_from_ptr(ret);
  79                 return ret_hu_conv;
  80         }
  81
  82         /**
  83          * Verifies a message was signed by a PrivateKey that derives to a given PublicKey, given a message, a signature,
  84          * and the PublicKey.
  85          */
  86         public static boolean verify(byte[] msg, java.lang.String sig, byte[] pk) {
  87                 boolean ret = bindings.verify(msg, sig, InternalUtils.check_arr_len(pk, 33));
  88                 Reference.reachabilityFence(msg);
  89                 Reference.reachabilityFence(sig);
  90                 Reference.reachabilityFence(pk);
  91                 return ret;
  92         }
  93
  94         /**
  95          * Construct the invoice's HRP and signatureless data into a preimage to be hashed.
  96          */
  97         public static byte[] construct_invoice_preimage(byte[] hrp_bytes, UInt5[] data_without_signature) {
  98                 byte[] ret = bindings.construct_invoice_preimage(hrp_bytes, data_without_signature != null ? InternalUtils.convUInt5Array(data_without_signature) : null);
  99                 Reference.reachabilityFence(hrp_bytes);
 100                 Reference.reachabilityFence(data_without_signature);
 101                 return ret;
 102         }
 103
 104         /**
 105          * Read previously persisted [`ChannelMonitor`]s from the store.
 106          */
 107         public static Result_CVec_C2Tuple_ThirtyTwoBytesChannelMonitorZZIOErrorZ read_channel_monitors(org.ldk.structs.KVStore kv_store, org.ldk.structs.EntropySource entropy_source, org.ldk.structs.SignerProvider signer_provider) {
 108                 long ret = bindings.read_channel_monitors(kv_store.ptr, entropy_source.ptr, signer_provider.ptr);
 109                 Reference.reachabilityFence(kv_store);
 110                 Reference.reachabilityFence(entropy_source);
 111                 Reference.reachabilityFence(signer_provider);
 112                 if (ret >= 0 && ret <= 4096) { return null; }
 113                 Result_CVec_C2Tuple_ThirtyTwoBytesChannelMonitorZZIOErrorZ ret_hu_conv = Result_CVec_C2Tuple_ThirtyTwoBytesChannelMonitorZZIOErrorZ.constr_from_ptr(ret);
 114                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(kv_store); };
 115                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 116                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(signer_provider); };
 117                 return ret_hu_conv;
 118         }
 119
 120         /**
 121          * Extracts the block height (most significant 3-bytes) from the `short_channel_id`
 122          */
 123         public static int block_from_scid(long short_channel_id) {
 124                 int ret = bindings.block_from_scid(short_channel_id);
 125                 Reference.reachabilityFence(short_channel_id);
 126                 return ret;
 127         }
 128
 129         /**
 130          * Extracts the tx index (bytes [2..4]) from the `short_channel_id`
 131          */
 132         public static int tx_index_from_scid(long short_channel_id) {
 133                 int ret = bindings.tx_index_from_scid(short_channel_id);
 134                 Reference.reachabilityFence(short_channel_id);
 135                 return ret;
 136         }
 137
 138         /**
 139          * Extracts the vout (bytes [0..2]) from the `short_channel_id`
 140          */
 141         public static short vout_from_scid(long short_channel_id) {
 142                 short ret = bindings.vout_from_scid(short_channel_id);
 143                 Reference.reachabilityFence(short_channel_id);
 144                 return ret;
 145         }
 146
 147         /**
 148          * Constructs a `short_channel_id` using the components pieces. Results in an error
 149          * if the block height, tx index, or vout index overflow the maximum sizes.
 150          */
 151         public static Result_u64ShortChannelIdErrorZ scid_from_parts(long block, long tx_index, long vout_index) {
 152                 long ret = bindings.scid_from_parts(block, tx_index, vout_index);
 153                 Reference.reachabilityFence(block);
 154                 Reference.reachabilityFence(tx_index);
 155                 Reference.reachabilityFence(vout_index);
 156                 if (ret >= 0 && ret <= 4096) { return null; }
 157                 Result_u64ShortChannelIdErrorZ ret_hu_conv = Result_u64ShortChannelIdErrorZ.constr_from_ptr(ret);
 158                 return ret_hu_conv;
 159         }
 160
 161         /**
 162          * Read a C2Tuple_BestBlockOutputSweeperZ from a byte array, created by C2Tuple_BestBlockOutputSweeperZ_write
 163          */
 164         public static Result_C2Tuple_BestBlockOutputSweeperZDecodeErrorZ C2Tuple_BestBlockOutputSweeperZ_read(byte[] ser, org.ldk.structs.BroadcasterInterface arg_a, org.ldk.structs.FeeEstimator arg_b, org.ldk.structs.Option_FilterZ arg_c, org.ldk.structs.OutputSpender arg_d, org.ldk.structs.ChangeDestinationSource arg_e, org.ldk.structs.KVStore arg_f, org.ldk.structs.Logger arg_g) {
 165                 long ret = bindings.C2Tuple_BestBlockOutputSweeperZ_read(ser, arg_a.ptr, arg_b.ptr, arg_c.ptr, arg_d.ptr, arg_e.ptr, arg_f.ptr, arg_g.ptr);
 166                 Reference.reachabilityFence(ser);
 167                 Reference.reachabilityFence(arg_a);
 168                 Reference.reachabilityFence(arg_b);
 169                 Reference.reachabilityFence(arg_c);
 170                 Reference.reachabilityFence(arg_d);
 171                 Reference.reachabilityFence(arg_e);
 172                 Reference.reachabilityFence(arg_f);
 173                 Reference.reachabilityFence(arg_g);
 174                 if (ret >= 0 && ret <= 4096) { return null; }
 175                 Result_C2Tuple_BestBlockOutputSweeperZDecodeErrorZ ret_hu_conv = Result_C2Tuple_BestBlockOutputSweeperZDecodeErrorZ.constr_from_ptr(ret);
 176                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_a); };
 177                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_b); };
 178                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_c); };
 179                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_d); };
 180                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_e); };
 181                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_f); };
 182                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_g); };
 183                 return ret_hu_conv;
 184         }
 185
 186         /**
 187          * Read a MonitorEvent from a byte array, created by MonitorEvent_write
 188          */
 189         public static Result_COption_MonitorEventZDecodeErrorZ MonitorEvent_read(byte[] ser) {
 190                 long ret = bindings.MonitorEvent_read(ser);
 191                 Reference.reachabilityFence(ser);
 192                 if (ret >= 0 && ret <= 4096) { return null; }
 193                 Result_COption_MonitorEventZDecodeErrorZ ret_hu_conv = Result_COption_MonitorEventZDecodeErrorZ.constr_from_ptr(ret);
 194                 return ret_hu_conv;
 195         }
 196
 197         /**
 198          * Read a C2Tuple_ThirtyTwoBytesChannelMonitorZ from a byte array, created by C2Tuple_ThirtyTwoBytesChannelMonitorZ_write
 199          */
 200         public static Result_C2Tuple_ThirtyTwoBytesChannelMonitorZDecodeErrorZ C2Tuple_ThirtyTwoBytesChannelMonitorZ_read(byte[] ser, org.ldk.structs.EntropySource arg_a, org.ldk.structs.SignerProvider arg_b) {
 201                 long ret = bindings.C2Tuple_ThirtyTwoBytesChannelMonitorZ_read(ser, arg_a.ptr, arg_b.ptr);
 202                 Reference.reachabilityFence(ser);
 203                 Reference.reachabilityFence(arg_a);
 204                 Reference.reachabilityFence(arg_b);
 205                 if (ret >= 0 && ret <= 4096) { return null; }
 206                 Result_C2Tuple_ThirtyTwoBytesChannelMonitorZDecodeErrorZ ret_hu_conv = Result_C2Tuple_ThirtyTwoBytesChannelMonitorZDecodeErrorZ.constr_from_ptr(ret);
 207                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_a); };
 208                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_b); };
 209                 return ret_hu_conv;
 210         }
 211
 212         /**
 213          * Peel one layer off an incoming onion, returning a [`PendingHTLCInfo`] that contains information
 214          * about the intended next-hop for the HTLC.
 215          *
 216          * This does all the relevant context-free checks that LDK requires for payment relay or
 217          * acceptance. If the payment is to be received, and the amount matches the expected amount for
 218          * a given invoice, this indicates the [`msgs::UpdateAddHTLC`], once fully committed in the
 219          * channel, will generate an [`Event::PaymentClaimable`].
 220          *
 221          * [`Event::PaymentClaimable`]: crate::events::Event::PaymentClaimable
 222          */
 223         public static Result_PendingHTLCInfoInboundHTLCErrZ peel_payment_onion(org.ldk.structs.UpdateAddHTLC msg, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, int cur_height, boolean accept_mpp_keysend, boolean allow_skimmed_fees) {
 224                 long ret = bindings.peel_payment_onion(msg.ptr, node_signer.ptr, logger.ptr, cur_height, accept_mpp_keysend, allow_skimmed_fees);
 225                 Reference.reachabilityFence(msg);
 226                 Reference.reachabilityFence(node_signer);
 227                 Reference.reachabilityFence(logger);
 228                 Reference.reachabilityFence(cur_height);
 229                 Reference.reachabilityFence(accept_mpp_keysend);
 230                 Reference.reachabilityFence(allow_skimmed_fees);
 231                 if (ret >= 0 && ret <= 4096) { return null; }
 232                 Result_PendingHTLCInfoInboundHTLCErrZ ret_hu_conv = Result_PendingHTLCInfoInboundHTLCErrZ.constr_from_ptr(ret);
 233                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(msg); };
 234                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
 235                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
 236                 return ret_hu_conv;
 237         }
 238
 239         /**
 240          * Fetches the set of [`InitFeatures`] flags that are provided by or required by
 241          * [`ChannelManager`].
 242          */
 243         public static InitFeatures provided_init_features(org.ldk.structs.UserConfig config) {
 244                 long ret = bindings.provided_init_features(config.ptr);
 245                 Reference.reachabilityFence(config);
 246                 if (ret >= 0 && ret <= 4096) { return null; }
 247                 org.ldk.structs.InitFeatures ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.InitFeatures(null, ret); }
 248                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
 249                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(config); };
 250                 return ret_hu_conv;
 251         }
 252
 253         /**
 254          * Read a C2Tuple_ThirtyTwoBytesChannelManagerZ from a byte array, created by C2Tuple_ThirtyTwoBytesChannelManagerZ_write
 255          */
 256         public static Result_C2Tuple_ThirtyTwoBytesChannelManagerZDecodeErrorZ C2Tuple_ThirtyTwoBytesChannelManagerZ_read(byte[] ser, EntropySource arg_entropy_source, NodeSigner arg_node_signer, SignerProvider arg_signer_provider, FeeEstimator arg_fee_estimator, Watch arg_chain_monitor, BroadcasterInterface arg_tx_broadcaster, Router arg_router, Logger arg_logger, UserConfig arg_default_config, ChannelMonitor[] arg_channel_monitors) {
 257                 long ret = bindings.C2Tuple_ThirtyTwoBytesChannelManagerZ_read(ser, bindings.ChannelManagerReadArgs_new(arg_entropy_source.ptr, arg_node_signer.ptr, arg_signer_provider.ptr, arg_fee_estimator.ptr, arg_chain_monitor.ptr, arg_tx_broadcaster.ptr, arg_router.ptr, arg_logger.ptr, arg_default_config.ptr, arg_channel_monitors != null ? Arrays.stream(arg_channel_monitors).mapToLong(arg_channel_monitors_conv_16 -> arg_channel_monitors_conv_16.ptr).toArray() : null));
 258                 Reference.reachabilityFence(ser);
 259                 Reference.reachabilityFence(arg_entropy_source);
 260                 Reference.reachabilityFence(arg_node_signer);
 261                 Reference.reachabilityFence(arg_signer_provider);
 262                 Reference.reachabilityFence(arg_fee_estimator);
 263                 Reference.reachabilityFence(arg_chain_monitor);
 264                 Reference.reachabilityFence(arg_tx_broadcaster);
 265                 Reference.reachabilityFence(arg_router);
 266                 Reference.reachabilityFence(arg_logger);
 267                 Reference.reachabilityFence(arg_default_config);
 268                 Reference.reachabilityFence(arg_channel_monitors);
 269                 if (ret >= 0 && ret <= 4096) { return null; }
 270                 Result_C2Tuple_ThirtyTwoBytesChannelManagerZDecodeErrorZ ret_hu_conv = Result_C2Tuple_ThirtyTwoBytesChannelManagerZDecodeErrorZ.constr_from_ptr(ret);
 271                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_entropy_source); };
 272                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_node_signer); };
 273                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_signer_provider); };
 274                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_fee_estimator); };
 275                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_chain_monitor); };
 276                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_tx_broadcaster); };
 277                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_router); };
 278                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_logger); };
 279                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_default_config); };
 280                 for (ChannelMonitor arg_channel_monitors_conv_16: arg_channel_monitors) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(arg_channel_monitors_conv_16); }; };
 281                 return ret_hu_conv;
 282         }
 283
 284         /**
 285          * Adds a tweak to a public key to derive a new public key.
 286          *
 287          * May panic if `tweak` is not the output of a SHA-256 hash.
 288          */
 289         public static byte[] add_public_key_tweak(byte[] base_point, byte[] tweak) {
 290                 byte[] ret = bindings.add_public_key_tweak(InternalUtils.check_arr_len(base_point, 33), InternalUtils.check_arr_len(tweak, 32));
 291                 Reference.reachabilityFence(base_point);
 292                 Reference.reachabilityFence(tweak);
 293                 return ret;
 294         }
 295
 296         /**
 297          * Equivalent to [`crate::ln::channelmanager::ChannelManager::create_inbound_payment`], but no
 298          * `ChannelManager` is required. Useful for generating invoices for [phantom node payments] without
 299          * a `ChannelManager`.
 300          *
 301          * `keys` is generated by calling [`NodeSigner::get_inbound_payment_key_material`] and then
 302          * calling [`ExpandedKey::new`] with its result. It is recommended to cache this value and not
 303          * regenerate it for each new inbound payment.
 304          *
 305          * `current_time` is a Unix timestamp representing the current time.
 306          *
 307          * Note that if `min_final_cltv_expiry_delta` is set to some value, then the payment will not be receivable
 308          * on versions of LDK prior to 0.0.114.
 309          *
 310          * [phantom node payments]: crate::sign::PhantomKeysManager
 311          * [`NodeSigner::get_inbound_payment_key_material`]: crate::sign::NodeSigner::get_inbound_payment_key_material
 312          */
 313         public static Result_C2Tuple_ThirtyTwoBytesThirtyTwoBytesZNoneZ create(org.ldk.structs.ExpandedKey keys, org.ldk.structs.Option_u64Z min_value_msat, int invoice_expiry_delta_secs, org.ldk.structs.EntropySource entropy_source, long current_time, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
 314                 long ret = bindings.create(keys.ptr, min_value_msat.ptr, invoice_expiry_delta_secs, entropy_source.ptr, current_time, min_final_cltv_expiry_delta.ptr);
 315                 Reference.reachabilityFence(keys);
 316                 Reference.reachabilityFence(min_value_msat);
 317                 Reference.reachabilityFence(invoice_expiry_delta_secs);
 318                 Reference.reachabilityFence(entropy_source);
 319                 Reference.reachabilityFence(current_time);
 320                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
 321                 if (ret >= 0 && ret <= 4096) { return null; }
 322                 Result_C2Tuple_ThirtyTwoBytesThirtyTwoBytesZNoneZ ret_hu_conv = Result_C2Tuple_ThirtyTwoBytesThirtyTwoBytesZNoneZ.constr_from_ptr(ret);
 323                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(keys); };
 324                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_value_msat); };
 325                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 326                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
 327                 return ret_hu_conv;
 328         }
 329
 330         /**
 331          * Equivalent to [`crate::ln::channelmanager::ChannelManager::create_inbound_payment_for_hash`],
 332          * but no `ChannelManager` is required. Useful for generating invoices for [phantom node payments]
 333          * without a `ChannelManager`.
 334          *
 335          * See [`create`] for information on the `keys` and `current_time` parameters.
 336          *
 337          * Note that if `min_final_cltv_expiry_delta` is set to some value, then the payment will not be receivable
 338          * on versions of LDK prior to 0.0.114.
 339          *
 340          * [phantom node payments]: crate::sign::PhantomKeysManager
 341          */
 342         public static Result_ThirtyTwoBytesNoneZ create_from_hash(org.ldk.structs.ExpandedKey keys, org.ldk.structs.Option_u64Z min_value_msat, byte[] payment_hash, int invoice_expiry_delta_secs, long current_time, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
 343                 long ret = bindings.create_from_hash(keys.ptr, min_value_msat.ptr, InternalUtils.check_arr_len(payment_hash, 32), invoice_expiry_delta_secs, current_time, min_final_cltv_expiry_delta.ptr);
 344                 Reference.reachabilityFence(keys);
 345                 Reference.reachabilityFence(min_value_msat);
 346                 Reference.reachabilityFence(payment_hash);
 347                 Reference.reachabilityFence(invoice_expiry_delta_secs);
 348                 Reference.reachabilityFence(current_time);
 349                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
 350                 if (ret >= 0 && ret <= 4096) { return null; }
 351                 Result_ThirtyTwoBytesNoneZ ret_hu_conv = Result_ThirtyTwoBytesNoneZ.constr_from_ptr(ret);
 352                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(keys); };
 353                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_value_msat); };
 354                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
 355                 return ret_hu_conv;
 356         }
 357
 358         /**
 359          * Parses an OnionV3 host and port into a [`SocketAddress::OnionV3`].
 360          *
 361          * The host part must end with \".onion\".
 362          */
 363         public static Result_SocketAddressSocketAddressParseErrorZ parse_onion_address(java.lang.String host, short port) {
 364                 long ret = bindings.parse_onion_address(host, port);
 365                 Reference.reachabilityFence(host);
 366                 Reference.reachabilityFence(port);
 367                 if (ret >= 0 && ret <= 4096) { return null; }
 368                 Result_SocketAddressSocketAddressParseErrorZ ret_hu_conv = Result_SocketAddressSocketAddressParseErrorZ.constr_from_ptr(ret);
 369                 return ret_hu_conv;
 370         }
 371
 372         /**
 373          * Gets the weight for an HTLC-Success transaction.
 374          */
 375         public static long htlc_success_tx_weight(org.ldk.structs.ChannelTypeFeatures channel_type_features) {
 376                 long ret = bindings.htlc_success_tx_weight(channel_type_features.ptr);
 377                 Reference.reachabilityFence(channel_type_features);
 378                 return ret;
 379         }
 380
 381         /**
 382          * Gets the weight for an HTLC-Timeout transaction.
 383          */
 384         public static long htlc_timeout_tx_weight(org.ldk.structs.ChannelTypeFeatures channel_type_features) {
 385                 long ret = bindings.htlc_timeout_tx_weight(channel_type_features.ptr);
 386                 Reference.reachabilityFence(channel_type_features);
 387                 return ret;
 388         }
 389
 390         /**
 391          * Check if a given input witness attempts to claim a HTLC.
 392          */
 393         public static Option_HTLCClaimZ HTLCClaim_from_witness(byte[] witness) {
 394                 long ret = bindings.HTLCClaim_from_witness(witness);
 395                 Reference.reachabilityFence(witness);
 396                 if (ret >= 0 && ret <= 4096) { return null; }
 397                 org.ldk.structs.Option_HTLCClaimZ ret_hu_conv = org.ldk.structs.Option_HTLCClaimZ.constr_from_ptr(ret);
 398                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
 399                 return ret_hu_conv;
 400         }
 401
 402         /**
 403          * Build the commitment secret from the seed and the commitment number
 404          */
 405         public static byte[] build_commitment_secret(byte[] commitment_seed, long idx) {
 406                 byte[] ret = bindings.build_commitment_secret(InternalUtils.check_arr_len(commitment_seed, 32), idx);
 407                 Reference.reachabilityFence(commitment_seed);
 408                 Reference.reachabilityFence(idx);
 409                 return ret;
 410         }
 411
 412         /**
 413          * Build a closing transaction
 414          */
 415         public static byte[] build_closing_transaction(long to_holder_value_sat, long to_counterparty_value_sat, byte[] to_holder_script, byte[] to_counterparty_script, org.ldk.structs.OutPoint funding_outpoint) {
 416                 byte[] ret = bindings.build_closing_transaction(to_holder_value_sat, to_counterparty_value_sat, to_holder_script, to_counterparty_script, funding_outpoint.ptr);
 417                 Reference.reachabilityFence(to_holder_value_sat);
 418                 Reference.reachabilityFence(to_counterparty_value_sat);
 419                 Reference.reachabilityFence(to_holder_script);
 420                 Reference.reachabilityFence(to_counterparty_script);
 421                 Reference.reachabilityFence(funding_outpoint);
 422                 return ret;
 423         }
 424
 425         /**
 426          * Derives a per-commitment-transaction private key (eg an htlc key or delayed_payment key)
 427          * from the base secret and the per_commitment_point.
 428          */
 429         public static byte[] derive_private_key(byte[] per_commitment_point, byte[] base_secret) {
 430                 byte[] ret = bindings.derive_private_key(InternalUtils.check_arr_len(per_commitment_point, 33), InternalUtils.check_arr_len(base_secret, 32));
 431                 Reference.reachabilityFence(per_commitment_point);
 432                 Reference.reachabilityFence(base_secret);
 433                 return ret;
 434         }
 435
 436         /**
 437          * Derives a per-commitment-transaction revocation key from its constituent parts.
 438          *
 439          * Only the cheating participant owns a valid witness to propagate a revoked
 440          * commitment transaction, thus per_commitment_secret always come from cheater
 441          * and revocation_base_secret always come from punisher, which is the broadcaster
 442          * of the transaction spending with this key knowledge.
 443          */
 444         public static byte[] derive_private_revocation_key(byte[] per_commitment_secret, byte[] countersignatory_revocation_base_secret) {
 445                 byte[] ret = bindings.derive_private_revocation_key(InternalUtils.check_arr_len(per_commitment_secret, 32), InternalUtils.check_arr_len(countersignatory_revocation_base_secret, 32));
 446                 Reference.reachabilityFence(per_commitment_secret);
 447                 Reference.reachabilityFence(countersignatory_revocation_base_secret);
 448                 return ret;
 449         }
 450
 451         /**
 452          * A script either spendable by the revocation
 453          * key or the broadcaster_delayed_payment_key and satisfying the relative-locktime OP_CSV constrain.
 454          * Encumbering a `to_holder` output on a commitment transaction or 2nd-stage HTLC transactions.
 455          */
 456         public static byte[] get_revokeable_redeemscript(org.ldk.structs.RevocationKey revocation_key, short contest_delay, org.ldk.structs.DelayedPaymentKey broadcaster_delayed_payment_key) {
 457                 byte[] ret = bindings.get_revokeable_redeemscript(revocation_key.ptr, contest_delay, broadcaster_delayed_payment_key.ptr);
 458                 Reference.reachabilityFence(revocation_key);
 459                 Reference.reachabilityFence(contest_delay);
 460                 Reference.reachabilityFence(broadcaster_delayed_payment_key);
 461                 return ret;
 462         }
 463
 464         /**
 465          * Returns the script for the counterparty's output on a holder's commitment transaction based on
 466          * the channel type.
 467          */
 468         public static byte[] get_counterparty_payment_script(org.ldk.structs.ChannelTypeFeatures channel_type_features, byte[] payment_key) {
 469                 byte[] ret = bindings.get_counterparty_payment_script(channel_type_features.ptr, InternalUtils.check_arr_len(payment_key, 33));
 470                 Reference.reachabilityFence(channel_type_features);
 471                 Reference.reachabilityFence(payment_key);
 472                 return ret;
 473         }
 474
 475         /**
 476          * Gets the witness redeemscript for an HTLC output in a commitment transaction. Note that htlc
 477          * does not need to have its previous_output_index filled.
 478          */
 479         public static byte[] get_htlc_redeemscript(org.ldk.structs.HTLCOutputInCommitment htlc, org.ldk.structs.ChannelTypeFeatures channel_type_features, org.ldk.structs.TxCreationKeys keys) {
 480                 byte[] ret = bindings.get_htlc_redeemscript(htlc.ptr, channel_type_features.ptr, keys.ptr);
 481                 Reference.reachabilityFence(htlc);
 482                 Reference.reachabilityFence(channel_type_features);
 483                 Reference.reachabilityFence(keys);
 484                 return ret;
 485         }
 486
 487         /**
 488          * Gets the redeemscript for a funding output from the two funding public keys.
 489          * Note that the order of funding public keys does not matter.
 490          */
 491         public static byte[] make_funding_redeemscript(byte[] broadcaster, byte[] countersignatory) {
 492                 byte[] ret = bindings.make_funding_redeemscript(InternalUtils.check_arr_len(broadcaster, 33), InternalUtils.check_arr_len(countersignatory, 33));
 493                 Reference.reachabilityFence(broadcaster);
 494                 Reference.reachabilityFence(countersignatory);
 495                 return ret;
 496         }
 497
 498         /**
 499          * Builds an unsigned HTLC-Success or HTLC-Timeout transaction from the given channel and HTLC
 500          * parameters. This is used by [`TrustedCommitmentTransaction::get_htlc_sigs`] to fetch the
 501          * transaction which needs signing, and can be used to construct an HTLC transaction which is
 502          * broadcastable given a counterparty HTLC signature.
 503          *
 504          * Panics if htlc.transaction_output_index.is_none() (as such HTLCs do not appear in the
 505          * commitment transaction).
 506          */
 507         public static byte[] build_htlc_transaction(byte[] commitment_txid, int feerate_per_kw, short contest_delay, org.ldk.structs.HTLCOutputInCommitment htlc, org.ldk.structs.ChannelTypeFeatures channel_type_features, org.ldk.structs.DelayedPaymentKey broadcaster_delayed_payment_key, org.ldk.structs.RevocationKey revocation_key) {
 508                 byte[] ret = bindings.build_htlc_transaction(InternalUtils.check_arr_len(commitment_txid, 32), feerate_per_kw, contest_delay, htlc.ptr, channel_type_features.ptr, broadcaster_delayed_payment_key.ptr, revocation_key.ptr);
 509                 Reference.reachabilityFence(commitment_txid);
 510                 Reference.reachabilityFence(feerate_per_kw);
 511                 Reference.reachabilityFence(contest_delay);
 512                 Reference.reachabilityFence(htlc);
 513                 Reference.reachabilityFence(channel_type_features);
 514                 Reference.reachabilityFence(broadcaster_delayed_payment_key);
 515                 Reference.reachabilityFence(revocation_key);
 516                 return ret;
 517         }
 518
 519         /**
 520          * Returns the witness required to satisfy and spend a HTLC input.
 521          */
 522         public static byte[] build_htlc_input_witness(byte[] local_sig, byte[] remote_sig, org.ldk.structs.Option_ThirtyTwoBytesZ preimage, byte[] redeem_script, org.ldk.structs.ChannelTypeFeatures channel_type_features) {
 523                 byte[] ret = bindings.build_htlc_input_witness(InternalUtils.check_arr_len(local_sig, 64), InternalUtils.check_arr_len(remote_sig, 64), preimage.ptr, redeem_script, channel_type_features.ptr);
 524                 Reference.reachabilityFence(local_sig);
 525                 Reference.reachabilityFence(remote_sig);
 526                 Reference.reachabilityFence(preimage);
 527                 Reference.reachabilityFence(redeem_script);
 528                 Reference.reachabilityFence(channel_type_features);
 529                 return ret;
 530         }
 531
 532         /**
 533          * Gets the witnessScript for the to_remote output when anchors are enabled.
 534          */
 535         public static byte[] get_to_countersignatory_with_anchors_redeemscript(byte[] payment_point) {
 536                 byte[] ret = bindings.get_to_countersignatory_with_anchors_redeemscript(InternalUtils.check_arr_len(payment_point, 33));
 537                 Reference.reachabilityFence(payment_point);
 538                 return ret;
 539         }
 540
 541         /**
 542          * Gets the witnessScript for an anchor output from the funding public key.
 543          * The witness in the spending input must be:
 544          * <BIP 143 funding_signature>
 545          * After 16 blocks of confirmation, an alternative satisfying witness could be:
 546          * <>
 547          * (empty vector required to satisfy compliance with MINIMALIF-standard rule)
 548          */
 549         public static byte[] get_anchor_redeemscript(byte[] funding_pubkey) {
 550                 byte[] ret = bindings.get_anchor_redeemscript(InternalUtils.check_arr_len(funding_pubkey, 33));
 551                 Reference.reachabilityFence(funding_pubkey);
 552                 return ret;
 553         }
 554
 555         /**
 556          * Returns the witness required to satisfy and spend an anchor input.
 557          */
 558         public static byte[] build_anchor_input_witness(byte[] funding_key, byte[] funding_sig) {
 559                 byte[] ret = bindings.build_anchor_input_witness(InternalUtils.check_arr_len(funding_key, 33), InternalUtils.check_arr_len(funding_sig, 64));
 560                 Reference.reachabilityFence(funding_key);
 561                 Reference.reachabilityFence(funding_sig);
 562                 return ret;
 563         }
 564
 565         /**
 566          * Commitment transaction numbers which appear in the transactions themselves are XOR'd with a
 567          * shared secret first. This prevents on-chain observers from discovering how many commitment
 568          * transactions occurred in a channel before it was closed.
 569          *
 570          * This function gets the shared secret from relevant channel public keys and can be used to
 571          * \"decrypt\" the commitment transaction number given a commitment transaction on-chain.
 572          */
 573         public static long get_commitment_transaction_number_obscure_factor(byte[] broadcaster_payment_basepoint, byte[] countersignatory_payment_basepoint, boolean outbound_from_broadcaster) {
 574                 long ret = bindings.get_commitment_transaction_number_obscure_factor(InternalUtils.check_arr_len(broadcaster_payment_basepoint, 33), InternalUtils.check_arr_len(countersignatory_payment_basepoint, 33), outbound_from_broadcaster);
 575                 Reference.reachabilityFence(broadcaster_payment_basepoint);
 576                 Reference.reachabilityFence(countersignatory_payment_basepoint);
 577                 Reference.reachabilityFence(outbound_from_broadcaster);
 578                 return ret;
 579         }
 580
 581         /**
 582          * Read a NetworkUpdate from a byte array, created by NetworkUpdate_write
 583          */
 584         public static Result_COption_NetworkUpdateZDecodeErrorZ NetworkUpdate_read(byte[] ser) {
 585                 long ret = bindings.NetworkUpdate_read(ser);
 586                 Reference.reachabilityFence(ser);
 587                 if (ret >= 0 && ret <= 4096) { return null; }
 588                 Result_COption_NetworkUpdateZDecodeErrorZ ret_hu_conv = Result_COption_NetworkUpdateZDecodeErrorZ.constr_from_ptr(ret);
 589                 return ret_hu_conv;
 590         }
 591
 592         /**
 593          * Verifies the signature of a [`NodeAnnouncement`].
 594          *
 595          * Returns an error if it is invalid.
 596          */
 597         public static Result_NoneLightningErrorZ verify_node_announcement(org.ldk.structs.NodeAnnouncement msg) {
 598                 long ret = bindings.verify_node_announcement(msg.ptr);
 599                 Reference.reachabilityFence(msg);
 600                 if (ret >= 0 && ret <= 4096) { return null; }
 601                 Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
 602                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(msg); };
 603                 return ret_hu_conv;
 604         }
 605
 606         /**
 607          * Verifies all signatures included in a [`ChannelAnnouncement`].
 608          *
 609          * Returns an error if one of the signatures is invalid.
 610          */
 611         public static Result_NoneLightningErrorZ verify_channel_announcement(org.ldk.structs.ChannelAnnouncement msg) {
 612                 long ret = bindings.verify_channel_announcement(msg.ptr);
 613                 Reference.reachabilityFence(msg);
 614                 if (ret >= 0 && ret <= 4096) { return null; }
 615                 Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
 616                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(msg); };
 617                 return ret_hu_conv;
 618         }
 619
 620         /**
 621          * Finds a route from us (payer) to the given target node (payee).
 622          *
 623          * If the payee provided features in their invoice, they should be provided via the `payee` field
 624          * in the given [`RouteParameters::payment_params`].
 625          * Without this, MPP will only be used if the payee's features are available in the network graph.
 626          *
 627          * Private routing paths between a public node and the target may be included in the `payee` field
 628          * of [`RouteParameters::payment_params`].
 629          *
 630          * If some channels aren't announced, it may be useful to fill in `first_hops` with the results
 631          * from [`ChannelManager::list_usable_channels`]. If it is filled in, the view of these channels
 632          * from `network_graph` will be ignored, and only those in `first_hops` will be used.
 633          *
 634          * The fees on channels from us to the next hop are ignored as they are assumed to all be equal.
 635          * However, the enabled/disabled bit on such channels as well as the `htlc_minimum_msat` /
 636          * `htlc_maximum_msat` *are* checked as they may change based on the receiving node.
 637          *
 638          * # Panics
 639          *
 640          * Panics if first_hops contains channels without `short_channel_id`s;
 641          * [`ChannelManager::list_usable_channels`] will never include such channels.
 642          *
 643          * [`ChannelManager::list_usable_channels`]: crate::ln::channelmanager::ChannelManager::list_usable_channels
 644          * [`Event::PaymentPathFailed`]: crate::events::Event::PaymentPathFailed
 645          * [`NetworkGraph`]: crate::routing::gossip::NetworkGraph
 646          *
 647          * Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None
 648          */
 649         public static Result_RouteLightningErrorZ find_route(byte[] our_node_pubkey, org.ldk.structs.RouteParameters route_params, org.ldk.structs.NetworkGraph network_graph, @Nullable ChannelDetails[] first_hops, org.ldk.structs.Logger logger, org.ldk.structs.ScoreLookUp scorer, org.ldk.structs.ProbabilisticScoringFeeParameters score_params, byte[] random_seed_bytes) {
 650                 long ret = bindings.find_route(InternalUtils.check_arr_len(our_node_pubkey, 33), route_params.ptr, network_graph.ptr, first_hops != null ? Arrays.stream(first_hops).mapToLong(first_hops_conv_16 -> first_hops_conv_16.ptr).toArray() : null, logger.ptr, scorer.ptr, score_params.ptr, InternalUtils.check_arr_len(random_seed_bytes, 32));
 651                 Reference.reachabilityFence(our_node_pubkey);
 652                 Reference.reachabilityFence(route_params);
 653                 Reference.reachabilityFence(network_graph);
 654                 Reference.reachabilityFence(first_hops);
 655                 Reference.reachabilityFence(logger);
 656                 Reference.reachabilityFence(scorer);
 657                 Reference.reachabilityFence(score_params);
 658                 Reference.reachabilityFence(random_seed_bytes);
 659                 if (ret >= 0 && ret <= 4096) { return null; }
 660                 Result_RouteLightningErrorZ ret_hu_conv = Result_RouteLightningErrorZ.constr_from_ptr(ret);
 661                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(route_params); };
 662                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(network_graph); };
 663                 if (first_hops != null) { for (ChannelDetails first_hops_conv_16: first_hops) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(first_hops_conv_16); }; } };
 664                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
 665                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(scorer); };
 666                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(score_params); };
 667                 return ret_hu_conv;
 668         }
 669
 670         /**
 671          * Construct a route from us (payer) to the target node (payee) via the given hops (which should
 672          * exclude the payer, but include the payee). This may be useful, e.g., for probing the chosen path.
 673          *
 674          * Re-uses logic from `find_route`, so the restrictions described there also apply here.
 675          */
 676         public static Result_RouteLightningErrorZ build_route_from_hops(byte[] our_node_pubkey, byte[][] hops, org.ldk.structs.RouteParameters route_params, org.ldk.structs.NetworkGraph network_graph, org.ldk.structs.Logger logger, byte[] random_seed_bytes) {
 677                 long ret = bindings.build_route_from_hops(InternalUtils.check_arr_len(our_node_pubkey, 33), hops != null ? Arrays.stream(hops).map(hops_conv_8 -> InternalUtils.check_arr_len(hops_conv_8, 33)).toArray(byte[][]::new) : null, route_params.ptr, network_graph.ptr, logger.ptr, InternalUtils.check_arr_len(random_seed_bytes, 32));
 678                 Reference.reachabilityFence(our_node_pubkey);
 679                 Reference.reachabilityFence(hops);
 680                 Reference.reachabilityFence(route_params);
 681                 Reference.reachabilityFence(network_graph);
 682                 Reference.reachabilityFence(logger);
 683                 Reference.reachabilityFence(random_seed_bytes);
 684                 if (ret >= 0 && ret <= 4096) { return null; }
 685                 Result_RouteLightningErrorZ ret_hu_conv = Result_RouteLightningErrorZ.constr_from_ptr(ret);
 686                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(route_params); };
 687                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(network_graph); };
 688                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
 689                 return ret_hu_conv;
 690         }
 691
 692         /**
 693          * Creates an unsigned [`PartiallySignedTransaction`] which spends the given descriptors to
 694          * the given outputs, plus an output to the given change destination (if sufficient
 695          * change value remains). The PSBT will have a feerate, at least, of the given value.
 696          *
 697          * The `locktime` argument is used to set the transaction's locktime. If `None`, the
 698          * transaction will have a locktime of 0. It it recommended to set this to the current block
 699          * height to avoid fee sniping, unless you have some specific reason to use a different
 700          * locktime.
 701          *
 702          * Returns the PSBT and expected max transaction weight.
 703          *
 704          * Returns `Err(())` if the output value is greater than the input value minus required fee,
 705          * if a descriptor was duplicated, or if an output descriptor `script_pubkey`
 706          * does not match the one we can spend.
 707          *
 708          * We do not enforce that outputs meet the dust limit or that any output scripts are standard.
 709          */
 710         public static Result_C2Tuple_CVec_u8Zu64ZNoneZ SpendableOutputDescriptor_create_spendable_outputs_psbt(SpendableOutputDescriptor[] descriptors, TxOut[] outputs, byte[] change_destination_script, int feerate_sat_per_1000_weight, org.ldk.structs.Option_u32Z locktime) {
 711                 long ret = bindings.SpendableOutputDescriptor_create_spendable_outputs_psbt(descriptors != null ? Arrays.stream(descriptors).mapToLong(descriptors_conv_27 -> descriptors_conv_27.ptr).toArray() : null, outputs != null ? Arrays.stream(outputs).mapToLong(outputs_conv_7 -> outputs_conv_7.ptr).toArray() : null, change_destination_script, feerate_sat_per_1000_weight, locktime.ptr);
 712                 Reference.reachabilityFence(descriptors);
 713                 Reference.reachabilityFence(outputs);
 714                 Reference.reachabilityFence(change_destination_script);
 715                 Reference.reachabilityFence(feerate_sat_per_1000_weight);
 716                 Reference.reachabilityFence(locktime);
 717                 if (ret >= 0 && ret <= 4096) { return null; }
 718                 Result_C2Tuple_CVec_u8Zu64ZNoneZ ret_hu_conv = Result_C2Tuple_CVec_u8Zu64ZNoneZ.constr_from_ptr(ret);
 719                 for (SpendableOutputDescriptor descriptors_conv_27: descriptors) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(descriptors_conv_27); }; };
 720                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(locktime); };
 721                 return ret_hu_conv;
 722         }
 723
 724         /**
 725          * Creates an [`OnionMessage`] with the given `contents` for sending to the destination of
 726          * `path`, first calling [`Destination::resolve`] on `path.destination` with the given
 727          * [`ReadOnlyNetworkGraph`].
 728          *
 729          * Returns the node id of the peer to send the message to, the message itself, and any addresses
 730          * needed to connect to the first node.
 731          *
 732          * Note that reply_path (or a relevant inner pointer) may be NULL or all-0s to represent None
 733          */
 734         public static Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ create_onion_message_resolving_destination(org.ldk.structs.EntropySource entropy_source, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.NodeIdLookUp node_id_lookup, org.ldk.structs.ReadOnlyNetworkGraph network_graph, org.ldk.structs.OnionMessagePath path, org.ldk.structs.OnionMessageContents contents, @Nullable org.ldk.structs.BlindedPath reply_path) {
 735                 long ret = bindings.create_onion_message_resolving_destination(entropy_source.ptr, node_signer.ptr, node_id_lookup.ptr, network_graph.ptr, path.ptr, contents.ptr, reply_path == null ? 0 : reply_path.ptr);
 736                 Reference.reachabilityFence(entropy_source);
 737                 Reference.reachabilityFence(node_signer);
 738                 Reference.reachabilityFence(node_id_lookup);
 739                 Reference.reachabilityFence(network_graph);
 740                 Reference.reachabilityFence(path);
 741                 Reference.reachabilityFence(contents);
 742                 Reference.reachabilityFence(reply_path);
 743                 if (ret >= 0 && ret <= 4096) { return null; }
 744                 Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ ret_hu_conv = Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ.constr_from_ptr(ret);
 745                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 746                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
 747                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_id_lookup); };
 748                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(network_graph); };
 749                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(path); };
 750                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(contents); };
 751                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(reply_path); };
 752                 return ret_hu_conv;
 753         }
 754
 755         /**
 756          * Creates an [`OnionMessage`] with the given `contents` for sending to the destination of
 757          * `path`.
 758          *
 759          * Returns the node id of the peer to send the message to, the message itself, and any addresses
 760          * needed to connect to the first node.
 761          *
 762          * Returns [`SendError::UnresolvedIntroductionNode`] if:
 763          * - `destination` contains a blinded path with an [`IntroductionNode::DirectedShortChannelId`],
 764          * - unless it can be resolved by [`NodeIdLookUp::next_node_id`].
 765          * Use [`create_onion_message_resolving_destination`] instead to resolve the introduction node
 766          * first with a [`ReadOnlyNetworkGraph`].
 767          *
 768          * Note that reply_path (or a relevant inner pointer) may be NULL or all-0s to represent None
 769          */
 770         public static Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ create_onion_message(org.ldk.structs.EntropySource entropy_source, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.NodeIdLookUp node_id_lookup, org.ldk.structs.OnionMessagePath path, org.ldk.structs.OnionMessageContents contents, @Nullable org.ldk.structs.BlindedPath reply_path) {
 771                 long ret = bindings.create_onion_message(entropy_source.ptr, node_signer.ptr, node_id_lookup.ptr, path.ptr, contents.ptr, reply_path == null ? 0 : reply_path.ptr);
 772                 Reference.reachabilityFence(entropy_source);
 773                 Reference.reachabilityFence(node_signer);
 774                 Reference.reachabilityFence(node_id_lookup);
 775                 Reference.reachabilityFence(path);
 776                 Reference.reachabilityFence(contents);
 777                 Reference.reachabilityFence(reply_path);
 778                 if (ret >= 0 && ret <= 4096) { return null; }
 779                 Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ ret_hu_conv = Result_C3Tuple_PublicKeyOnionMessageCOption_CVec_SocketAddressZZZSendErrorZ.constr_from_ptr(ret);
 780                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 781                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
 782                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_id_lookup); };
 783                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(path); };
 784                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(contents); };
 785                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(reply_path); };
 786                 return ret_hu_conv;
 787         }
 788
 789         /**
 790          * Decode one layer of an incoming [`OnionMessage`].
 791          *
 792          * Returns either the next layer of the onion for forwarding or the decrypted content for the
 793          * receiver.
 794          */
 795         public static Result_PeeledOnionNoneZ peel_onion_message(org.ldk.structs.OnionMessage msg, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.structs.CustomOnionMessageHandler custom_handler) {
 796                 long ret = bindings.peel_onion_message(msg.ptr, node_signer.ptr, logger.ptr, custom_handler.ptr);
 797                 Reference.reachabilityFence(msg);
 798                 Reference.reachabilityFence(node_signer);
 799                 Reference.reachabilityFence(logger);
 800                 Reference.reachabilityFence(custom_handler);
 801                 if (ret >= 0 && ret <= 4096) { return null; }
 802                 Result_PeeledOnionNoneZ ret_hu_conv = Result_PeeledOnionNoneZ.constr_from_ptr(ret);
 803                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(msg); };
 804                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
 805                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
 806                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(custom_handler); };
 807                 return ret_hu_conv;
 808         }
 809
 810         /**
 811          * Returns whether `tlv_type` corresponds to a TLV record for Offers.
 812          */
 813         public static boolean OffersMessage_is_known_type(long tlv_type) {
 814                 boolean ret = bindings.OffersMessage_is_known_type(tlv_type);
 815                 Reference.reachabilityFence(tlv_type);
 816                 return ret;
 817         }
 818
 819         /**
 820          * Create a one-hop blinded path for a payment.
 821          */
 822         public static Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ BlindedPath_one_hop_for_payment(byte[] payee_node_id, org.ldk.structs.ReceiveTlvs payee_tlvs, short min_final_cltv_expiry_delta, org.ldk.structs.EntropySource entropy_source) {
 823                 long ret = bindings.BlindedPath_one_hop_for_payment(InternalUtils.check_arr_len(payee_node_id, 33), payee_tlvs.ptr, min_final_cltv_expiry_delta, entropy_source.ptr);
 824                 Reference.reachabilityFence(payee_node_id);
 825                 Reference.reachabilityFence(payee_tlvs);
 826                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
 827                 Reference.reachabilityFence(entropy_source);
 828                 if (ret >= 0 && ret <= 4096) { return null; }
 829                 Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ ret_hu_conv = Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ.constr_from_ptr(ret);
 830                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(payee_tlvs); };
 831                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 832                 return ret_hu_conv;
 833         }
 834
 835         /**
 836          * Create a blinded path for a payment, to be forwarded along `intermediate_nodes`.
 837          *
 838          * Errors if:
 839          * a provided node id is invalid
 840          * [`BlindedPayInfo`] calculation results in an integer overflow
 841          * any unknown features are required in the provided [`ForwardTlvs`]
 842          *
 843          * [`ForwardTlvs`]: crate::blinded_path::payment::ForwardTlvs
 844          */
 845         public static Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ BlindedPath_new_for_payment(ForwardNode[] intermediate_nodes, byte[] payee_node_id, org.ldk.structs.ReceiveTlvs payee_tlvs, long htlc_maximum_msat, short min_final_cltv_expiry_delta, org.ldk.structs.EntropySource entropy_source) {
 846                 long ret = bindings.BlindedPath_new_for_payment(intermediate_nodes != null ? Arrays.stream(intermediate_nodes).mapToLong(intermediate_nodes_conv_13 -> intermediate_nodes_conv_13.ptr).toArray() : null, InternalUtils.check_arr_len(payee_node_id, 33), payee_tlvs.ptr, htlc_maximum_msat, min_final_cltv_expiry_delta, entropy_source.ptr);
 847                 Reference.reachabilityFence(intermediate_nodes);
 848                 Reference.reachabilityFence(payee_node_id);
 849                 Reference.reachabilityFence(payee_tlvs);
 850                 Reference.reachabilityFence(htlc_maximum_msat);
 851                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
 852                 Reference.reachabilityFence(entropy_source);
 853                 if (ret >= 0 && ret <= 4096) { return null; }
 854                 Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ ret_hu_conv = Result_C2Tuple_BlindedPayInfoBlindedPathZNoneZ.constr_from_ptr(ret);
 855                 for (ForwardNode intermediate_nodes_conv_13: intermediate_nodes) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(intermediate_nodes_conv_13); }; };
 856                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(payee_tlvs); };
 857                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
 858                 return ret_hu_conv;
 859         }
 860
 861         /**
 862          * Read a PathFailure from a byte array, created by PathFailure_write
 863          */
 864         public static Result_COption_PathFailureZDecodeErrorZ PathFailure_read(byte[] ser) {
 865                 long ret = bindings.PathFailure_read(ser);
 866                 Reference.reachabilityFence(ser);
 867                 if (ret >= 0 && ret <= 4096) { return null; }
 868                 Result_COption_PathFailureZDecodeErrorZ ret_hu_conv = Result_COption_PathFailureZDecodeErrorZ.constr_from_ptr(ret);
 869                 return ret_hu_conv;
 870         }
 871
 872         /**
 873          * Read a ClosureReason from a byte array, created by ClosureReason_write
 874          */
 875         public static Result_COption_ClosureReasonZDecodeErrorZ ClosureReason_read(byte[] ser) {
 876                 long ret = bindings.ClosureReason_read(ser);
 877                 Reference.reachabilityFence(ser);
 878                 if (ret >= 0 && ret <= 4096) { return null; }
 879                 Result_COption_ClosureReasonZDecodeErrorZ ret_hu_conv = Result_COption_ClosureReasonZDecodeErrorZ.constr_from_ptr(ret);
 880                 return ret_hu_conv;
 881         }
 882
 883         /**
 884          * Read a HTLCDestination from a byte array, created by HTLCDestination_write
 885          */
 886         public static Result_COption_HTLCDestinationZDecodeErrorZ HTLCDestination_read(byte[] ser) {
 887                 long ret = bindings.HTLCDestination_read(ser);
 888                 Reference.reachabilityFence(ser);
 889                 if (ret >= 0 && ret <= 4096) { return null; }
 890                 Result_COption_HTLCDestinationZDecodeErrorZ ret_hu_conv = Result_COption_HTLCDestinationZDecodeErrorZ.constr_from_ptr(ret);
 891                 return ret_hu_conv;
 892         }
 893
 894         /**
 895          * Read a Event from a byte array, created by Event_write
 896          */
 897         public static Result_COption_EventZDecodeErrorZ Event_read(byte[] ser) {
 898                 long ret = bindings.Event_read(ser);
 899                 Reference.reachabilityFence(ser);
 900                 if (ret >= 0 && ret <= 4096) { return null; }
 901                 Result_COption_EventZDecodeErrorZ ret_hu_conv = Result_COption_EventZDecodeErrorZ.constr_from_ptr(ret);
 902                 return ret_hu_conv;
 903         }
 904
 905         /**
 906          * Builds the necessary parameters to pay or pre-flight probe the given zero-amount
 907          * [`Bolt11Invoice`] using [`ChannelManager::send_payment`] or
 908          * [`ChannelManager::send_preflight_probes`].
 909          *
 910          * Prior to paying, you must ensure that the [`Bolt11Invoice::payment_hash`] is unique and the
 911          * same [`PaymentHash`] has never been paid before.
 912          *
 913          * Will always succeed unless the invoice has an amount specified, in which case
 914          * [`payment_parameters_from_invoice`] should be used.
 915          *
 916          * [`ChannelManager::send_payment`]: lightning::ln::channelmanager::ChannelManager::send_payment
 917          * [`ChannelManager::send_preflight_probes`]: lightning::ln::channelmanager::ChannelManager::send_preflight_probes
 918          */
 919         public static Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ payment_parameters_from_zero_amount_invoice(org.ldk.structs.Bolt11Invoice invoice, long amount_msat) {
 920                 long ret = bindings.payment_parameters_from_zero_amount_invoice(invoice.ptr, amount_msat);
 921                 Reference.reachabilityFence(invoice);
 922                 Reference.reachabilityFence(amount_msat);
 923                 if (ret >= 0 && ret <= 4096) { return null; }
 924                 Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ ret_hu_conv = Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ.constr_from_ptr(ret);
 925                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(invoice); };
 926                 return ret_hu_conv;
 927         }
 928
 929         /**
 930          * Builds the necessary parameters to pay or pre-flight probe the given [`Bolt11Invoice`] using
 931          * [`ChannelManager::send_payment`] or [`ChannelManager::send_preflight_probes`].
 932          *
 933          * Prior to paying, you must ensure that the [`Bolt11Invoice::payment_hash`] is unique and the
 934          * same [`PaymentHash`] has never been paid before.
 935          *
 936          * Will always succeed unless the invoice has no amount specified, in which case
 937          * [`payment_parameters_from_zero_amount_invoice`] should be used.
 938          *
 939          * [`ChannelManager::send_payment`]: lightning::ln::channelmanager::ChannelManager::send_payment
 940          * [`ChannelManager::send_preflight_probes`]: lightning::ln::channelmanager::ChannelManager::send_preflight_probes
 941          */
 942         public static Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ payment_parameters_from_invoice(org.ldk.structs.Bolt11Invoice invoice) {
 943                 long ret = bindings.payment_parameters_from_invoice(invoice.ptr);
 944                 Reference.reachabilityFence(invoice);
 945                 if (ret >= 0 && ret <= 4096) { return null; }
 946                 Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ ret_hu_conv = Result_C3Tuple_ThirtyTwoBytesRecipientOnionFieldsRouteParametersZNoneZ.constr_from_ptr(ret);
 947                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(invoice); };
 948                 return ret_hu_conv;
 949         }
 950
 951         /**
 952          * Utility to create an invoice that can be paid to one of multiple nodes, or a \"phantom invoice.\"
 953          * See [`PhantomKeysManager`] for more information on phantom node payments.
 954          *
 955          * `phantom_route_hints` parameter:
 956          * Contains channel info for all nodes participating in the phantom invoice
 957          * Entries are retrieved from a call to [`ChannelManager::get_phantom_route_hints`] on each
 958          * participating node
 959          * It is fine to cache `phantom_route_hints` and reuse it across invoices, as long as the data is
 960          * updated when a channel becomes disabled or closes
 961          * Note that if too many channels are included in [`PhantomRouteHints::channels`], the invoice
 962          * may be too long for QR code scanning. To fix this, `PhantomRouteHints::channels` may be pared
 963          * down
 964          *
 965          * `payment_hash` can be specified if you have a specific need for a custom payment hash (see the difference
 966          * between [`ChannelManager::create_inbound_payment`] and [`ChannelManager::create_inbound_payment_for_hash`]).
 967          * If `None` is provided for `payment_hash`, then one will be created.
 968          *
 969          * `invoice_expiry_delta_secs` describes the number of seconds that the invoice is valid for
 970          * in excess of the current time.
 971          *
 972          * `duration_since_epoch` is the current time since epoch in seconds.
 973          *
 974          * You can specify a custom `min_final_cltv_expiry_delta`, or let LDK default it to
 975          * [`MIN_FINAL_CLTV_EXPIRY_DELTA`]. The provided expiry must be at least [`MIN_FINAL_CLTV_EXPIRY_DELTA`] - 3.
 976          * Note that LDK will add a buffer of 3 blocks to the delta to allow for up to a few new block
 977          * confirmations during routing.
 978          *
 979          * Note that the provided `keys_manager`'s `NodeSigner` implementation must support phantom
 980          * invoices in its `sign_invoice` implementation ([`PhantomKeysManager`] satisfies this
 981          * requirement).
 982          *
 983          * [`PhantomKeysManager`]: lightning::sign::PhantomKeysManager
 984          * [`ChannelManager::get_phantom_route_hints`]: lightning::ln::channelmanager::ChannelManager::get_phantom_route_hints
 985          * [`ChannelManager::create_inbound_payment`]: lightning::ln::channelmanager::ChannelManager::create_inbound_payment
 986          * [`ChannelManager::create_inbound_payment_for_hash`]: lightning::ln::channelmanager::ChannelManager::create_inbound_payment_for_hash
 987          * [`PhantomRouteHints::channels`]: lightning::ln::channelmanager::PhantomRouteHints::channels
 988          * [`MIN_FINAL_CLTV_EXPIRY_DETLA`]: lightning::ln::channelmanager::MIN_FINAL_CLTV_EXPIRY_DELTA
 989          *
 990          * This can be used in a `no_std` environment, where [`std::time::SystemTime`] is not
 991          * available and the current time is supplied by the caller.
 992          */
 993         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_phantom_invoice(org.ldk.structs.Option_u64Z amt_msat, org.ldk.structs.Option_ThirtyTwoBytesZ payment_hash, java.lang.String description, int invoice_expiry_delta_secs, PhantomRouteHints[] phantom_route_hints, org.ldk.structs.EntropySource entropy_source, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta, long duration_since_epoch) {
 994                 long ret = bindings.create_phantom_invoice(amt_msat.ptr, payment_hash.ptr, description, invoice_expiry_delta_secs, phantom_route_hints != null ? Arrays.stream(phantom_route_hints).mapToLong(phantom_route_hints_conv_19 -> phantom_route_hints_conv_19.ptr).toArray() : null, entropy_source.ptr, node_signer.ptr, logger.ptr, network, min_final_cltv_expiry_delta.ptr, duration_since_epoch);
 995                 Reference.reachabilityFence(amt_msat);
 996                 Reference.reachabilityFence(payment_hash);
 997                 Reference.reachabilityFence(description);
 998                 Reference.reachabilityFence(invoice_expiry_delta_secs);
 999                 Reference.reachabilityFence(phantom_route_hints);
1000                 Reference.reachabilityFence(entropy_source);
1001                 Reference.reachabilityFence(node_signer);
1002                 Reference.reachabilityFence(logger);
1003                 Reference.reachabilityFence(network);
1004                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1005                 Reference.reachabilityFence(duration_since_epoch);
1006                 if (ret >= 0 && ret <= 4096) { return null; }
1007                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1008                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1009                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(payment_hash); };
1010                 for (PhantomRouteHints phantom_route_hints_conv_19: phantom_route_hints) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(phantom_route_hints_conv_19); }; };
1011                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
1012                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1013                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1014                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1015                 return ret_hu_conv;
1016         }
1017
1018         /**
1019          * Utility to create an invoice that can be paid to one of multiple nodes, or a \"phantom invoice.\"
1020          * See [`PhantomKeysManager`] for more information on phantom node payments.
1021          *
1022          * `phantom_route_hints` parameter:
1023          * Contains channel info for all nodes participating in the phantom invoice
1024          * Entries are retrieved from a call to [`ChannelManager::get_phantom_route_hints`] on each
1025          * participating node
1026          * It is fine to cache `phantom_route_hints` and reuse it across invoices, as long as the data is
1027          * updated when a channel becomes disabled or closes
1028          * Note that the route hints generated from `phantom_route_hints` will be limited to a maximum
1029          * of 3 hints to ensure that the invoice can be scanned in a QR code. These hints are selected
1030          * in the order that the nodes in `PhantomRouteHints` are specified, selecting one hint per node
1031          * until the maximum is hit. Callers may provide as many `PhantomRouteHints::channels` as
1032          * desired, but note that some nodes will be trimmed if more than 3 nodes are provided.
1033          *
1034          * `description_hash` is a SHA-256 hash of the description text
1035          *
1036          * `payment_hash` can be specified if you have a specific need for a custom payment hash (see the difference
1037          * between [`ChannelManager::create_inbound_payment`] and [`ChannelManager::create_inbound_payment_for_hash`]).
1038          * If `None` is provided for `payment_hash`, then one will be created.
1039          *
1040          * `invoice_expiry_delta_secs` describes the number of seconds that the invoice is valid for
1041          * in excess of the current time.
1042          *
1043          * `duration_since_epoch` is the current time since epoch in seconds.
1044          *
1045          * Note that the provided `keys_manager`'s `NodeSigner` implementation must support phantom
1046          * invoices in its `sign_invoice` implementation ([`PhantomKeysManager`] satisfies this
1047          * requirement).
1048          *
1049          * [`PhantomKeysManager`]: lightning::sign::PhantomKeysManager
1050          * [`ChannelManager::get_phantom_route_hints`]: lightning::ln::channelmanager::ChannelManager::get_phantom_route_hints
1051          * [`ChannelManager::create_inbound_payment`]: lightning::ln::channelmanager::ChannelManager::create_inbound_payment
1052          * [`ChannelManager::create_inbound_payment_for_hash`]: lightning::ln::channelmanager::ChannelManager::create_inbound_payment_for_hash
1053          * [`PhantomRouteHints::channels`]: lightning::ln::channelmanager::PhantomRouteHints::channels
1054          *
1055          * This can be used in a `no_std` environment, where [`std::time::SystemTime`] is not
1056          * available and the current time is supplied by the caller.
1057          */
1058         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_phantom_invoice_with_description_hash(org.ldk.structs.Option_u64Z amt_msat, org.ldk.structs.Option_ThirtyTwoBytesZ payment_hash, int invoice_expiry_delta_secs, org.ldk.structs.Sha256 description_hash, PhantomRouteHints[] phantom_route_hints, org.ldk.structs.EntropySource entropy_source, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta, long duration_since_epoch) {
1059                 long ret = bindings.create_phantom_invoice_with_description_hash(amt_msat.ptr, payment_hash.ptr, invoice_expiry_delta_secs, description_hash.ptr, phantom_route_hints != null ? Arrays.stream(phantom_route_hints).mapToLong(phantom_route_hints_conv_19 -> phantom_route_hints_conv_19.ptr).toArray() : null, entropy_source.ptr, node_signer.ptr, logger.ptr, network, min_final_cltv_expiry_delta.ptr, duration_since_epoch);
1060                 Reference.reachabilityFence(amt_msat);
1061                 Reference.reachabilityFence(payment_hash);
1062                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1063                 Reference.reachabilityFence(description_hash);
1064                 Reference.reachabilityFence(phantom_route_hints);
1065                 Reference.reachabilityFence(entropy_source);
1066                 Reference.reachabilityFence(node_signer);
1067                 Reference.reachabilityFence(logger);
1068                 Reference.reachabilityFence(network);
1069                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1070                 Reference.reachabilityFence(duration_since_epoch);
1071                 if (ret >= 0 && ret <= 4096) { return null; }
1072                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1073                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1074                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(payment_hash); };
1075                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(description_hash); };
1076                 for (PhantomRouteHints phantom_route_hints_conv_19: phantom_route_hints) { if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(phantom_route_hints_conv_19); }; };
1077                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(entropy_source); };
1078                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1079                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1080                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1081                 return ret_hu_conv;
1082         }
1083
1084         /**
1085          * Utility to construct an invoice. Generally, unless you want to do something like a custom
1086          * cltv_expiry, this is what you should be using to create an invoice. The reason being, this
1087          * method stores the invoice's payment secret and preimage in `ChannelManager`, so (a) the user
1088          * doesn't have to store preimage/payment secret information and (b) `ChannelManager` can verify
1089          * that the payment secret is valid when the invoice is paid.
1090          *
1091          * `invoice_expiry_delta_secs` describes the number of seconds that the invoice is valid for
1092          * in excess of the current time.
1093          *
1094          * You can specify a custom `min_final_cltv_expiry_delta`, or let LDK default it to
1095          * [`MIN_FINAL_CLTV_EXPIRY_DELTA`]. The provided expiry must be at least [`MIN_FINAL_CLTV_EXPIRY_DELTA`].
1096          * Note that LDK will add a buffer of 3 blocks to the delta to allow for up to a few new block
1097          * confirmations during routing.
1098          *
1099          * [`MIN_FINAL_CLTV_EXPIRY_DETLA`]: lightning::ln::channelmanager::MIN_FINAL_CLTV_EXPIRY_DELTA
1100          */
1101         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_invoice_from_channelmanager(org.ldk.structs.ChannelManager channelmanager, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u64Z amt_msat, java.lang.String description, int invoice_expiry_delta_secs, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
1102                 long ret = bindings.create_invoice_from_channelmanager(channelmanager.ptr, node_signer.ptr, logger.ptr, network, amt_msat.ptr, description, invoice_expiry_delta_secs, min_final_cltv_expiry_delta.ptr);
1103                 Reference.reachabilityFence(channelmanager);
1104                 Reference.reachabilityFence(node_signer);
1105                 Reference.reachabilityFence(logger);
1106                 Reference.reachabilityFence(network);
1107                 Reference.reachabilityFence(amt_msat);
1108                 Reference.reachabilityFence(description);
1109                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1110                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1111                 if (ret >= 0 && ret <= 4096) { return null; }
1112                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1113                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channelmanager); };
1114                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1115                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1116                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1117                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1118                 return ret_hu_conv;
1119         }
1120
1121         /**
1122          * Utility to construct an invoice. Generally, unless you want to do something like a custom
1123          * cltv_expiry, this is what you should be using to create an invoice. The reason being, this
1124          * method stores the invoice's payment secret and preimage in `ChannelManager`, so (a) the user
1125          * doesn't have to store preimage/payment secret information and (b) `ChannelManager` can verify
1126          * that the payment secret is valid when the invoice is paid.
1127          * Use this variant if you want to pass the `description_hash` to the invoice.
1128          *
1129          * `invoice_expiry_delta_secs` describes the number of seconds that the invoice is valid for
1130          * in excess of the current time.
1131          *
1132          * You can specify a custom `min_final_cltv_expiry_delta`, or let LDK default it to
1133          * [`MIN_FINAL_CLTV_EXPIRY_DELTA`]. The provided expiry must be at least [`MIN_FINAL_CLTV_EXPIRY_DELTA`].
1134          * Note that LDK will add a buffer of 3 blocks to the delta to allow for up to a few new block
1135          * confirmations during routing.
1136          *
1137          * [`MIN_FINAL_CLTV_EXPIRY_DETLA`]: lightning::ln::channelmanager::MIN_FINAL_CLTV_EXPIRY_DELTA
1138          */
1139         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_invoice_from_channelmanager_with_description_hash(org.ldk.structs.ChannelManager channelmanager, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u64Z amt_msat, org.ldk.structs.Sha256 description_hash, int invoice_expiry_delta_secs, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
1140                 long ret = bindings.create_invoice_from_channelmanager_with_description_hash(channelmanager.ptr, node_signer.ptr, logger.ptr, network, amt_msat.ptr, description_hash.ptr, invoice_expiry_delta_secs, min_final_cltv_expiry_delta.ptr);
1141                 Reference.reachabilityFence(channelmanager);
1142                 Reference.reachabilityFence(node_signer);
1143                 Reference.reachabilityFence(logger);
1144                 Reference.reachabilityFence(network);
1145                 Reference.reachabilityFence(amt_msat);
1146                 Reference.reachabilityFence(description_hash);
1147                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1148                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1149                 if (ret >= 0 && ret <= 4096) { return null; }
1150                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1151                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channelmanager); };
1152                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1153                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1154                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1155                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(description_hash); };
1156                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1157                 return ret_hu_conv;
1158         }
1159
1160         /**
1161          * See [`create_invoice_from_channelmanager_with_description_hash`]
1162          * This version can be used in a `no_std` environment, where [`std::time::SystemTime`] is not
1163          * available and the current time is supplied by the caller.
1164          */
1165         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_invoice_from_channelmanager_with_description_hash_and_duration_since_epoch(org.ldk.structs.ChannelManager channelmanager, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u64Z amt_msat, org.ldk.structs.Sha256 description_hash, long duration_since_epoch, int invoice_expiry_delta_secs, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
1166                 long ret = bindings.create_invoice_from_channelmanager_with_description_hash_and_duration_since_epoch(channelmanager.ptr, node_signer.ptr, logger.ptr, network, amt_msat.ptr, description_hash.ptr, duration_since_epoch, invoice_expiry_delta_secs, min_final_cltv_expiry_delta.ptr);
1167                 Reference.reachabilityFence(channelmanager);
1168                 Reference.reachabilityFence(node_signer);
1169                 Reference.reachabilityFence(logger);
1170                 Reference.reachabilityFence(network);
1171                 Reference.reachabilityFence(amt_msat);
1172                 Reference.reachabilityFence(description_hash);
1173                 Reference.reachabilityFence(duration_since_epoch);
1174                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1175                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1176                 if (ret >= 0 && ret <= 4096) { return null; }
1177                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1178                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channelmanager); };
1179                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1180                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1181                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1182                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(description_hash); };
1183                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1184                 return ret_hu_conv;
1185         }
1186
1187         /**
1188          * See [`create_invoice_from_channelmanager`]
1189          * This version can be used in a `no_std` environment, where [`std::time::SystemTime`] is not
1190          * available and the current time is supplied by the caller.
1191          */
1192         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_invoice_from_channelmanager_and_duration_since_epoch(org.ldk.structs.ChannelManager channelmanager, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u64Z amt_msat, java.lang.String description, long duration_since_epoch, int invoice_expiry_delta_secs, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
1193                 long ret = bindings.create_invoice_from_channelmanager_and_duration_since_epoch(channelmanager.ptr, node_signer.ptr, logger.ptr, network, amt_msat.ptr, description, duration_since_epoch, invoice_expiry_delta_secs, min_final_cltv_expiry_delta.ptr);
1194                 Reference.reachabilityFence(channelmanager);
1195                 Reference.reachabilityFence(node_signer);
1196                 Reference.reachabilityFence(logger);
1197                 Reference.reachabilityFence(network);
1198                 Reference.reachabilityFence(amt_msat);
1199                 Reference.reachabilityFence(description);
1200                 Reference.reachabilityFence(duration_since_epoch);
1201                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1202                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1203                 if (ret >= 0 && ret <= 4096) { return null; }
1204                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1205                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channelmanager); };
1206                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1207                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1208                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1209                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1210                 return ret_hu_conv;
1211         }
1212
1213         /**
1214          * See [`create_invoice_from_channelmanager_and_duration_since_epoch`]
1215          * This version allows for providing a custom [`PaymentHash`] for the invoice.
1216          * This may be useful if you're building an on-chain swap or involving another protocol where
1217          * the payment hash is also involved outside the scope of lightning.
1218          */
1219         public static Result_Bolt11InvoiceSignOrCreationErrorZ create_invoice_from_channelmanager_and_duration_since_epoch_with_payment_hash(org.ldk.structs.ChannelManager channelmanager, org.ldk.structs.NodeSigner node_signer, org.ldk.structs.Logger logger, org.ldk.enums.Currency network, org.ldk.structs.Option_u64Z amt_msat, java.lang.String description, long duration_since_epoch, int invoice_expiry_delta_secs, byte[] payment_hash, org.ldk.structs.Option_u16Z min_final_cltv_expiry_delta) {
1220                 long ret = bindings.create_invoice_from_channelmanager_and_duration_since_epoch_with_payment_hash(channelmanager.ptr, node_signer.ptr, logger.ptr, network, amt_msat.ptr, description, duration_since_epoch, invoice_expiry_delta_secs, InternalUtils.check_arr_len(payment_hash, 32), min_final_cltv_expiry_delta.ptr);
1221                 Reference.reachabilityFence(channelmanager);
1222                 Reference.reachabilityFence(node_signer);
1223                 Reference.reachabilityFence(logger);
1224                 Reference.reachabilityFence(network);
1225                 Reference.reachabilityFence(amt_msat);
1226                 Reference.reachabilityFence(description);
1227                 Reference.reachabilityFence(duration_since_epoch);
1228                 Reference.reachabilityFence(invoice_expiry_delta_secs);
1229                 Reference.reachabilityFence(payment_hash);
1230                 Reference.reachabilityFence(min_final_cltv_expiry_delta);
1231                 if (ret >= 0 && ret <= 4096) { return null; }
1232                 Result_Bolt11InvoiceSignOrCreationErrorZ ret_hu_conv = Result_Bolt11InvoiceSignOrCreationErrorZ.constr_from_ptr(ret);
1233                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channelmanager); };
1234                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(node_signer); };
1235                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
1236                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(amt_msat); };
1237                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(min_final_cltv_expiry_delta); };
1238                 return ret_hu_conv;
1239         }
1240
1241 }