X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Forg%2Fldk%2Fstructs%2FChannelPublicKeys.java;h=fe4c4058a9e01118386539780112da4ca286174d;hb=f3e670e9341decac613d33fc52febf19cea32f20;hp=91102b530ff675b21015619526fad8b5b4af462b;hpb=fed2245c60159f6c074c9ed5c0f3ce273ad9841b;p=ldk-java

diff --git a/src/main/java/org/ldk/structs/ChannelPublicKeys.java b/src/main/java/org/ldk/structs/ChannelPublicKeys.java
index 91102b53..fe4c4058 100644
--- a/src/main/java/org/ldk/structs/ChannelPublicKeys.java
+++ b/src/main/java/org/ldk/structs/ChannelPublicKeys.java
@@ -4,7 +4,12 @@ import org.ldk.impl.bindings;
 import org.ldk.enums.*;
 import org.ldk.util.*;
 import java.util.Arrays;
+import javax.annotation.Nullable;
 
+
+/**
+ * One counterparty's public keys which do not change over the life of a channel.
+ */
 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
 public class ChannelPublicKeys extends CommonBase {
 	ChannelPublicKeys(Object _dummy, long ptr) { super(ptr); }
@@ -14,74 +19,141 @@ public class ChannelPublicKeys extends CommonBase {
 		if (ptr != 0) { bindings.ChannelPublicKeys_free(ptr); }
 	}
 
-	public ChannelPublicKeys clone() {
-		long ret = bindings.ChannelPublicKeys_clone(this.ptr);
-		ChannelPublicKeys ret_hu_conv = new ChannelPublicKeys(null, ret);
-		ret_hu_conv.ptrs_to.add(this);
-		return ret_hu_conv;
-	}
-
+	/**
+	 * The public key which is used to sign all commitment transactions, as it appears in the
+	 * on-chain channel lock-in 2-of-2 multisig output.
+	 */
 	public byte[] get_funding_pubkey() {
 		byte[] ret = bindings.ChannelPublicKeys_get_funding_pubkey(this.ptr);
 		return ret;
 	}
 
+	/**
+	 * The public key which is used to sign all commitment transactions, as it appears in the
+	 * on-chain channel lock-in 2-of-2 multisig output.
+	 */
 	public void set_funding_pubkey(byte[] val) {
-		bindings.ChannelPublicKeys_set_funding_pubkey(this.ptr, val);
+		bindings.ChannelPublicKeys_set_funding_pubkey(this.ptr, InternalUtils.check_arr_len(val, 33));
 	}
 
+	/**
+	 * The base point which is used (with derive_public_revocation_key) to derive per-commitment
+	 * revocation keys. This is combined with the per-commitment-secret generated by the
+	 * counterparty to create a secret which the counterparty can reveal to revoke previous
+	 * states.
+	 */
 	public byte[] get_revocation_basepoint() {
 		byte[] ret = bindings.ChannelPublicKeys_get_revocation_basepoint(this.ptr);
 		return ret;
 	}
 
+	/**
+	 * The base point which is used (with derive_public_revocation_key) to derive per-commitment
+	 * revocation keys. This is combined with the per-commitment-secret generated by the
+	 * counterparty to create a secret which the counterparty can reveal to revoke previous
+	 * states.
+	 */
 	public void set_revocation_basepoint(byte[] val) {
-		bindings.ChannelPublicKeys_set_revocation_basepoint(this.ptr, val);
+		bindings.ChannelPublicKeys_set_revocation_basepoint(this.ptr, InternalUtils.check_arr_len(val, 33));
 	}
 
+	/**
+	 * The public key on which the non-broadcaster (ie the countersignatory) receives an immediately
+	 * spendable primary channel balance on the broadcaster's commitment transaction. This key is
+	 * static across every commitment transaction.
+	 */
 	public byte[] get_payment_point() {
 		byte[] ret = bindings.ChannelPublicKeys_get_payment_point(this.ptr);
 		return ret;
 	}
 
+	/**
+	 * The public key on which the non-broadcaster (ie the countersignatory) receives an immediately
+	 * spendable primary channel balance on the broadcaster's commitment transaction. This key is
+	 * static across every commitment transaction.
+	 */
 	public void set_payment_point(byte[] val) {
-		bindings.ChannelPublicKeys_set_payment_point(this.ptr, val);
+		bindings.ChannelPublicKeys_set_payment_point(this.ptr, InternalUtils.check_arr_len(val, 33));
 	}
 
+	/**
+	 * The base point which is used (with derive_public_key) to derive a per-commitment payment
+	 * public key which receives non-HTLC-encumbered funds which are only available for spending
+	 * after some delay (or can be claimed via the revocation path).
+	 */
 	public byte[] get_delayed_payment_basepoint() {
 		byte[] ret = bindings.ChannelPublicKeys_get_delayed_payment_basepoint(this.ptr);
 		return ret;
 	}
 
+	/**
+	 * The base point which is used (with derive_public_key) to derive a per-commitment payment
+	 * public key which receives non-HTLC-encumbered funds which are only available for spending
+	 * after some delay (or can be claimed via the revocation path).
+	 */
 	public void set_delayed_payment_basepoint(byte[] val) {
-		bindings.ChannelPublicKeys_set_delayed_payment_basepoint(this.ptr, val);
+		bindings.ChannelPublicKeys_set_delayed_payment_basepoint(this.ptr, InternalUtils.check_arr_len(val, 33));
 	}
 
+	/**
+	 * The base point which is used (with derive_public_key) to derive a per-commitment public key
+	 * which is used to encumber HTLC-in-flight outputs.
+	 */
 	public byte[] get_htlc_basepoint() {
 		byte[] ret = bindings.ChannelPublicKeys_get_htlc_basepoint(this.ptr);
 		return ret;
 	}
 
+	/**
+	 * The base point which is used (with derive_public_key) to derive a per-commitment public key
+	 * which is used to encumber HTLC-in-flight outputs.
+	 */
 	public void set_htlc_basepoint(byte[] val) {
-		bindings.ChannelPublicKeys_set_htlc_basepoint(this.ptr, val);
+		bindings.ChannelPublicKeys_set_htlc_basepoint(this.ptr, InternalUtils.check_arr_len(val, 33));
 	}
 
-	public static ChannelPublicKeys constructor_new(byte[] funding_pubkey_arg, byte[] revocation_basepoint_arg, byte[] payment_point_arg, byte[] delayed_payment_basepoint_arg, byte[] htlc_basepoint_arg) {
-		long ret = bindings.ChannelPublicKeys_new(funding_pubkey_arg, revocation_basepoint_arg, payment_point_arg, delayed_payment_basepoint_arg, htlc_basepoint_arg);
-		ChannelPublicKeys ret_hu_conv = new ChannelPublicKeys(null, ret);
+	/**
+	 * Constructs a new ChannelPublicKeys given each field
+	 */
+	public static ChannelPublicKeys of(byte[] funding_pubkey_arg, byte[] revocation_basepoint_arg, byte[] payment_point_arg, byte[] delayed_payment_basepoint_arg, byte[] htlc_basepoint_arg) {
+		long ret = bindings.ChannelPublicKeys_new(InternalUtils.check_arr_len(funding_pubkey_arg, 33), InternalUtils.check_arr_len(revocation_basepoint_arg, 33), InternalUtils.check_arr_len(payment_point_arg, 33), InternalUtils.check_arr_len(delayed_payment_basepoint_arg, 33), InternalUtils.check_arr_len(htlc_basepoint_arg, 33));
+		if (ret >= 0 && ret <= 4096) { return null; }
+		ChannelPublicKeys ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new ChannelPublicKeys(null, ret); }
 		ret_hu_conv.ptrs_to.add(ret_hu_conv);
 		return ret_hu_conv;
 	}
 
+	long clone_ptr() {
+		long ret = bindings.ChannelPublicKeys_clone_ptr(this.ptr);
+		return ret;
+	}
+
+	/**
+	 * Creates a copy of the ChannelPublicKeys
+	 */
+	public ChannelPublicKeys clone() {
+		long ret = bindings.ChannelPublicKeys_clone(this.ptr);
+		if (ret >= 0 && ret <= 4096) { return null; }
+		ChannelPublicKeys ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new ChannelPublicKeys(null, ret); }
+		ret_hu_conv.ptrs_to.add(this);
+		return ret_hu_conv;
+	}
+
+	/**
+	 * Serialize the ChannelPublicKeys object into a byte array which can be read by ChannelPublicKeys_read
+	 */
 	public byte[] write() {
 		byte[] ret = bindings.ChannelPublicKeys_write(this.ptr);
 		return ret;
 	}
 
-	public static ChannelPublicKeys constructor_read(byte[] ser) {
+	/**
+	 * Read a ChannelPublicKeys from a byte array, created by ChannelPublicKeys_write
+	 */
+	public static Result_ChannelPublicKeysDecodeErrorZ read(byte[] ser) {
 		long ret = bindings.ChannelPublicKeys_read(ser);
-		ChannelPublicKeys ret_hu_conv = new ChannelPublicKeys(null, ret);
-		ret_hu_conv.ptrs_to.add(ret_hu_conv);
+		if (ret >= 0 && ret <= 4096) { return null; }
+		Result_ChannelPublicKeysDecodeErrorZ ret_hu_conv = Result_ChannelPublicKeysDecodeErrorZ.constr_from_ptr(ret);
 		return ret_hu_conv;
 	}