X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Forg%2Fldk%2Fstructs%2FHolderCommitmentTransaction.java;h=c37903dc322bf4c98d5f559f06e070fcabef6058;hb=1854b5cebef22ace9e9e4dd191f609818df9ce08;hp=e48709b798d6de13419f7964e7d76584041d24a4;hpb=592c4f92dd3011a2f2a7988ce66ed166c3a8f58c;p=ldk-java diff --git a/src/main/java/org/ldk/structs/HolderCommitmentTransaction.java b/src/main/java/org/ldk/structs/HolderCommitmentTransaction.java index e48709b7..c37903dc 100644 --- a/src/main/java/org/ldk/structs/HolderCommitmentTransaction.java +++ b/src/main/java/org/ldk/structs/HolderCommitmentTransaction.java @@ -2,70 +2,106 @@ package org.ldk.structs; import org.ldk.impl.bindings; import org.ldk.enums.*; +import org.ldk.util.*; +import java.util.Arrays; +import java.lang.ref.Reference; +import javax.annotation.Nullable; + +/** + * Information needed to build and sign a holder's commitment transaction. + * + * The transaction is only signed once we are ready to broadcast. + */ +@SuppressWarnings("unchecked") // We correctly assign various generic arrays public class HolderCommitmentTransaction extends CommonBase { HolderCommitmentTransaction(Object _dummy, long ptr) { super(ptr); } @Override @SuppressWarnings("deprecation") protected void finalize() throws Throwable { super.finalize(); - bindings.HolderCommitmentTransaction_free(ptr); - } - - public HolderCommitmentTransaction(HolderCommitmentTransaction orig) { - super(bindings.HolderCommitmentTransaction_clone(orig == null ? 0 : orig.ptr & ~1)); - this.ptrs_to.add(orig); + if (ptr != 0) { bindings.HolderCommitmentTransaction_free(ptr); } } - // Skipped HolderCommitmentTransaction_get_unsigned_tx - // Skipped HolderCommitmentTransaction_set_unsigned_tx - public byte[] get_counterparty_sig(HolderCommitmentTransaction this_ptr) { - byte[] ret = bindings.HolderCommitmentTransaction_get_counterparty_sig(this_ptr == null ? 0 : this_ptr.ptr & ~1); - this.ptrs_to.add(this_ptr); + /** + * Our counterparty's signature for the transaction + */ + public byte[] get_counterparty_sig() { + byte[] ret = bindings.HolderCommitmentTransaction_get_counterparty_sig(this.ptr); + Reference.reachabilityFence(this); return ret; } - public void set_counterparty_sig(HolderCommitmentTransaction this_ptr, byte[] val) { - bindings.HolderCommitmentTransaction_set_counterparty_sig(this_ptr == null ? 0 : this_ptr.ptr & ~1, val); - this.ptrs_to.add(this_ptr); - } - - public int get_feerate_per_kw(HolderCommitmentTransaction this_ptr) { - int ret = bindings.HolderCommitmentTransaction_get_feerate_per_kw(this_ptr == null ? 0 : this_ptr.ptr & ~1); - this.ptrs_to.add(this_ptr); - return ret; + /** + * Our counterparty's signature for the transaction + */ + public void set_counterparty_sig(byte[] val) { + bindings.HolderCommitmentTransaction_set_counterparty_sig(this.ptr, InternalUtils.check_arr_len(val, 64)); + Reference.reachabilityFence(this); + Reference.reachabilityFence(val); } - public void set_feerate_per_kw(HolderCommitmentTransaction this_ptr, int val) { - bindings.HolderCommitmentTransaction_set_feerate_per_kw(this_ptr == null ? 0 : this_ptr.ptr & ~1, val); - this.ptrs_to.add(this_ptr); + /** + * All non-dust counterparty HTLC signatures, in the order they appear in the transaction + */ + public void set_counterparty_htlc_sigs(byte[][] val) { + bindings.HolderCommitmentTransaction_set_counterparty_htlc_sigs(this.ptr, val != null ? Arrays.stream(val).map(val_conv_8 -> InternalUtils.check_arr_len(val_conv_8, 64)).toArray(byte[][]::new) : null); + Reference.reachabilityFence(this); + Reference.reachabilityFence(val); } - // Skipped HolderCommitmentTransaction_set_per_htlc - // Skipped HolderCommitmentTransaction_new_missing_holder_sig - public TxCreationKeys trust_key_derivation() { - TxCreationKeys ret = new TxCreationKeys(null, bindings.HolderCommitmentTransaction_trust_key_derivation(this.ptr)); + long clone_ptr() { + long ret = bindings.HolderCommitmentTransaction_clone_ptr(this.ptr); + Reference.reachabilityFence(this); return ret; } - public byte[] txid() { - byte[] ret = bindings.HolderCommitmentTransaction_txid(this.ptr); - return ret; + /** + * Creates a copy of the HolderCommitmentTransaction + */ + public HolderCommitmentTransaction clone() { + long ret = bindings.HolderCommitmentTransaction_clone(this.ptr); + Reference.reachabilityFence(this); + if (ret >= 0 && ret <= 4096) { return null; } + HolderCommitmentTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new HolderCommitmentTransaction(null, ret); } + ret_hu_conv.ptrs_to.add(this); + return ret_hu_conv; } - public byte[] get_holder_sig(byte[] funding_key, byte[] funding_redeemscript, long channel_value_satoshis) { - byte[] ret = bindings.HolderCommitmentTransaction_get_holder_sig(this.ptr, funding_key, funding_redeemscript, channel_value_satoshis); + /** + * Serialize the HolderCommitmentTransaction object into a byte array which can be read by HolderCommitmentTransaction_read + */ + public byte[] write() { + byte[] ret = bindings.HolderCommitmentTransaction_write(this.ptr); + Reference.reachabilityFence(this); return ret; } - // Skipped HolderCommitmentTransaction_get_htlc_sigs - public byte[] write(HolderCommitmentTransaction obj) { - byte[] ret = bindings.HolderCommitmentTransaction_write(obj == null ? 0 : obj.ptr & ~1); - this.ptrs_to.add(obj); - return ret; + /** + * Read a HolderCommitmentTransaction from a byte array, created by HolderCommitmentTransaction_write + */ + public static Result_HolderCommitmentTransactionDecodeErrorZ read(byte[] ser) { + long ret = bindings.HolderCommitmentTransaction_read(ser); + Reference.reachabilityFence(ser); + if (ret >= 0 && ret <= 4096) { return null; } + Result_HolderCommitmentTransactionDecodeErrorZ ret_hu_conv = Result_HolderCommitmentTransactionDecodeErrorZ.constr_from_ptr(ret); + return ret_hu_conv; } - public HolderCommitmentTransaction(byte[] ser) { - super(bindings.HolderCommitmentTransaction_read(ser)); + /** + * Create a new holder transaction with the given counterparty signatures. + * The funding keys are used to figure out which signature should go first when building the transaction for broadcast. + */ + public static HolderCommitmentTransaction of(CommitmentTransaction commitment_tx, byte[] counterparty_sig, byte[][] counterparty_htlc_sigs, byte[] holder_funding_key, byte[] counterparty_funding_key) { + long ret = bindings.HolderCommitmentTransaction_new(commitment_tx == null ? 0 : commitment_tx.ptr & ~1, InternalUtils.check_arr_len(counterparty_sig, 64), counterparty_htlc_sigs != null ? Arrays.stream(counterparty_htlc_sigs).map(counterparty_htlc_sigs_conv_8 -> InternalUtils.check_arr_len(counterparty_htlc_sigs_conv_8, 64)).toArray(byte[][]::new) : null, InternalUtils.check_arr_len(holder_funding_key, 33), InternalUtils.check_arr_len(counterparty_funding_key, 33)); + Reference.reachabilityFence(commitment_tx); + Reference.reachabilityFence(counterparty_sig); + Reference.reachabilityFence(counterparty_htlc_sigs); + Reference.reachabilityFence(holder_funding_key); + Reference.reachabilityFence(counterparty_funding_key); + if (ret >= 0 && ret <= 4096) { return null; } + HolderCommitmentTransaction ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new HolderCommitmentTransaction(null, ret); } + ret_hu_conv.ptrs_to.add(ret_hu_conv); + return ret_hu_conv; } }