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;
+
+/**
+ * Proof that the sender knows the per-commitment secret of the previous commitment transaction.
+ * This is used to convince the recipient that the channel is at a certain commitment
+ * number even if they lost that data due to a local failure. Of course, the peer may lie
+ * and even later commitments may have been revoked.
+ */
+@SuppressWarnings("unchecked") // We correctly assign various generic arrays
public class DataLossProtect extends CommonBase {
DataLossProtect(Object _dummy, long ptr) { super(ptr); }
@Override @SuppressWarnings("deprecation")
protected void finalize() throws Throwable {
- bindings.DataLossProtect_free(ptr); super.finalize();
+ super.finalize();
+ if (ptr != 0) { bindings.DataLossProtect_free(ptr); }
+ }
+
+ /**
+ * Proof that the sender knows the per-commitment secret of a specific commitment transaction
+ * belonging to the recipient
+ */
+ public byte[] get_your_last_per_commitment_secret() {
+ byte[] ret = bindings.DataLossProtect_get_your_last_per_commitment_secret(this.ptr);
+ Reference.reachabilityFence(this);
+ return ret;
}
- public DataLossProtect(DataLossProtect orig) {
- super(bindings.DataLossProtect_clone(orig.ptr & ~1));
- this.ptrs_to.add(orig);
+ /**
+ * Proof that the sender knows the per-commitment secret of a specific commitment transaction
+ * belonging to the recipient
+ */
+ public void set_your_last_per_commitment_secret(byte[] val) {
+ bindings.DataLossProtect_set_your_last_per_commitment_secret(this.ptr, InternalUtils.check_arr_len(val, 32));
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(val);
}
- public byte[] get_your_last_per_commitment_secret(DataLossProtect this_ptr) {
- byte[] ret = bindings.DataLossProtect_get_your_last_per_commitment_secret(this_ptr.ptr & ~1);
- this.ptrs_to.add(this_ptr);
+ /**
+ * The sender's per-commitment point for their current commitment transaction
+ */
+ public byte[] get_my_current_per_commitment_point() {
+ byte[] ret = bindings.DataLossProtect_get_my_current_per_commitment_point(this.ptr);
+ Reference.reachabilityFence(this);
return ret;
}
- public void set_your_last_per_commitment_secret(DataLossProtect this_ptr, byte[] val) {
- bindings.DataLossProtect_set_your_last_per_commitment_secret(this_ptr.ptr & ~1, val);
- this.ptrs_to.add(this_ptr);
+ /**
+ * The sender's per-commitment point for their current commitment transaction
+ */
+ public void set_my_current_per_commitment_point(byte[] val) {
+ bindings.DataLossProtect_set_my_current_per_commitment_point(this.ptr, InternalUtils.check_arr_len(val, 33));
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(val);
}
- public byte[] get_my_current_per_commitment_point(DataLossProtect this_ptr) {
- byte[] ret = bindings.DataLossProtect_get_my_current_per_commitment_point(this_ptr.ptr & ~1);
- this.ptrs_to.add(this_ptr);
- return ret;
+ /**
+ * Constructs a new DataLossProtect given each field
+ */
+ public static DataLossProtect of(byte[] your_last_per_commitment_secret_arg, byte[] my_current_per_commitment_point_arg) {
+ long ret = bindings.DataLossProtect_new(InternalUtils.check_arr_len(your_last_per_commitment_secret_arg, 32), InternalUtils.check_arr_len(my_current_per_commitment_point_arg, 33));
+ Reference.reachabilityFence(your_last_per_commitment_secret_arg);
+ Reference.reachabilityFence(my_current_per_commitment_point_arg);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.DataLossProtect ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DataLossProtect(null, ret); }
+ ret_hu_conv.ptrs_to.add(ret_hu_conv);
+ return ret_hu_conv;
}
- public void set_my_current_per_commitment_point(DataLossProtect this_ptr, byte[] val) {
- bindings.DataLossProtect_set_my_current_per_commitment_point(this_ptr.ptr & ~1, val);
- this.ptrs_to.add(this_ptr);
+ long clone_ptr() {
+ long ret = bindings.DataLossProtect_clone_ptr(this.ptr);
+ Reference.reachabilityFence(this);
+ return ret;
}
- public DataLossProtect(byte[] your_last_per_commitment_secret_arg, byte[] my_current_per_commitment_point_arg) {
- super(bindings.DataLossProtect_new(your_last_per_commitment_secret_arg, my_current_per_commitment_point_arg));
+ /**
+ * Creates a copy of the DataLossProtect
+ */
+ public DataLossProtect clone() {
+ long ret = bindings.DataLossProtect_clone(this.ptr);
+ Reference.reachabilityFence(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.DataLossProtect ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DataLossProtect(null, ret); }
+ ret_hu_conv.ptrs_to.add(this);
+ return ret_hu_conv;
}
}