*
* This function is only valid in the holder commitment context, it always uses EcdsaSighashType::All.
*/
- public Result_CVec_SignatureZNoneZ get_htlc_sigs(byte[] htlc_base_key, org.ldk.structs.DirectedChannelTransactionParameters channel_parameters, org.ldk.structs.EntropySource entropy_source) {
+ public Result_CVec_ECDSASignatureZNoneZ get_htlc_sigs(byte[] htlc_base_key, org.ldk.structs.DirectedChannelTransactionParameters channel_parameters, org.ldk.structs.EntropySource entropy_source) {
long ret = bindings.TrustedCommitmentTransaction_get_htlc_sigs(this.ptr, InternalUtils.check_arr_len(htlc_base_key, 32), channel_parameters == null ? 0 : channel_parameters.ptr, entropy_source.ptr);
Reference.reachabilityFence(this);
Reference.reachabilityFence(htlc_base_key);
Reference.reachabilityFence(channel_parameters);
Reference.reachabilityFence(entropy_source);
if (ret >= 0 && ret <= 4096) { return null; }
- Result_CVec_SignatureZNoneZ ret_hu_conv = Result_CVec_SignatureZNoneZ.constr_from_ptr(ret);
+ Result_CVec_ECDSASignatureZNoneZ ret_hu_conv = Result_CVec_ECDSASignatureZNoneZ.constr_from_ptr(ret);
if (this != null) { this.ptrs_to.add(channel_parameters); };
if (this != null) { this.ptrs_to.add(entropy_source); };
return ret_hu_conv;
}
+ /**
+ * Returns the index of the revokeable output, i.e. the `to_local` output sending funds to
+ * the broadcaster, in the built transaction, if any exists.
+ *
+ * There are two cases where this may return `None`:
+ * - The balance of the revokeable output is below the dust limit (only found on commitments
+ * early in the channel's lifetime, i.e. before the channel reserve is met).
+ * - This commitment was created before LDK 0.0.117. In this case, the
+ * commitment transaction previously didn't contain enough information to locate the
+ * revokeable output.
+ */
+ public Option_usizeZ revokeable_output_index() {
+ long ret = bindings.TrustedCommitmentTransaction_revokeable_output_index(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.Option_usizeZ ret_hu_conv = org.ldk.structs.Option_usizeZ.constr_from_ptr(ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Helper method to build an unsigned justice transaction spending the revokeable
+ * `to_local` output to a destination script. Fee estimation accounts for the expected
+ * revocation witness data that will be added when signed.
+ *
+ * This method will error if the given fee rate results in a fee greater than the value
+ * of the output being spent, or if there exists no revokeable `to_local` output on this
+ * commitment transaction. See [`Self::revokeable_output_index`] for more details.
+ *
+ * The built transaction will allow fee bumping with RBF, and this method takes
+ * `feerate_per_kw` as an input such that multiple copies of a justice transaction at different
+ * fee rates may be built.
+ */
+ public Result_TransactionNoneZ build_to_local_justice_tx(long feerate_per_kw, byte[] destination_script) {
+ long ret = bindings.TrustedCommitmentTransaction_build_to_local_justice_tx(this.ptr, feerate_per_kw, destination_script);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(feerate_per_kw);
+ Reference.reachabilityFence(destination_script);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_TransactionNoneZ ret_hu_conv = Result_TransactionNoneZ.constr_from_ptr(ret);
+ return ret_hu_conv;
+ }
+
}