_ Git - ldk-java/blob - c_sharp/src/org/ldk/structs/DelayedPaymentKey.cs

   1 using org.ldk.impl;
   2 using org.ldk.enums;
   3 using org.ldk.util;
   4 using System;
   5
   6 namespace org { namespace ldk { namespace structs {
   7
   8
   9 /**
  10  * A derived key built from a [`DelayedPaymentBasepoint`] and `per_commitment_point`.
  11  *
  12  * The delayed payment key is used to pay the commitment state broadcaster their
  13  * non-HTLC-encumbered funds after a delay. This delay gives their counterparty a chance to
  14  * punish and claim all the channel funds if the state broadcasted was previously revoked.
  15  *
  16  * [See the BOLT specs]
  17  * (https://github.com/lightning/bolts/blob/master/03-transactions.md#localpubkey-local_htlcpubkey-remote_htlcpubkey-local_delayedpubkey-and-remote_delayedpubkey-derivation)
  18  * for more information on key derivation details.
  19  */
  20 public class DelayedPaymentKey : CommonBase {
  21         internal DelayedPaymentKey(object _dummy, long ptr) : base(ptr) { }
  22         ~DelayedPaymentKey() {
  23                 if (ptr != 0) { bindings.DelayedPaymentKey_free(ptr); }
  24         }
  25
  26         public byte[] get_a() {
  27                 long ret = bindings.DelayedPaymentKey_get_a(this.ptr);
  28                 GC.KeepAlive(this);
  29                 if (ret >= 0 && ret <= 4096) { return null; }
  30                 byte[] ret_conv = InternalUtils.decodeUint8Array(ret);
  31                 return ret_conv;
  32         }
  33
  34         public void set_a(byte[] val) {
  35                 bindings.DelayedPaymentKey_set_a(this.ptr, InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(val, 33)));
  36                 GC.KeepAlive(this);
  37                 GC.KeepAlive(val);
  38         }
  39
  40         /**
  41          * Constructs a new DelayedPaymentKey given each field
  42          */
  43         public static DelayedPaymentKey of(byte[] a_arg) {
  44                 long ret = bindings.DelayedPaymentKey_new(InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(a_arg, 33)));
  45                 GC.KeepAlive(a_arg);
  46                 if (ret >= 0 && ret <= 4096) { return null; }
  47                 org.ldk.structs.DelayedPaymentKey ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DelayedPaymentKey(null, ret); }
  48                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(ret_hu_conv); };
  49                 return ret_hu_conv;
  50         }
  51
  52         /**
  53          * Checks if two DelayedPaymentKeys contain equal inner contents.
  54          * This ignores pointers and is_owned flags and looks at the values in fields.
  55          * Two objects with NULL inner values will be considered "equal" here.
  56          */
  57         public bool eq(org.ldk.structs.DelayedPaymentKey b) {
  58                 bool ret = bindings.DelayedPaymentKey_eq(this.ptr, b == null ? 0 : b.ptr);
  59                 GC.KeepAlive(this);
  60                 GC.KeepAlive(b);
  61                 if (this != null) { this.ptrs_to.AddLast(b); };
  62                 return ret;
  63         }
  64
  65         public override bool Equals(object o) {
  66                 if (!(o is DelayedPaymentKey)) return false;
  67                 return this.eq((DelayedPaymentKey)o);
  68         }
  69         internal long clone_ptr() {
  70                 long ret = bindings.DelayedPaymentKey_clone_ptr(this.ptr);
  71                 GC.KeepAlive(this);
  72                 return ret;
  73         }
  74
  75         /**
  76          * Creates a copy of the DelayedPaymentKey
  77          */
  78         public DelayedPaymentKey clone() {
  79                 long ret = bindings.DelayedPaymentKey_clone(this.ptr);
  80                 GC.KeepAlive(this);
  81                 if (ret >= 0 && ret <= 4096) { return null; }
  82                 org.ldk.structs.DelayedPaymentKey ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DelayedPaymentKey(null, ret); }
  83                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(this); };
  84                 return ret_hu_conv;
  85         }
  86
  87         /**
  88          * Derive a public delayedpubkey using one node\'s `per_commitment_point` and its countersignatory\'s `basepoint`
  89          */
  90         public static DelayedPaymentKey from_basepoint(org.ldk.structs.DelayedPaymentBasepoint countersignatory_basepoint, byte[] per_commitment_point) {
  91                 long ret = bindings.DelayedPaymentKey_from_basepoint(countersignatory_basepoint == null ? 0 : countersignatory_basepoint.ptr, InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(per_commitment_point, 33)));
  92                 GC.KeepAlive(countersignatory_basepoint);
  93                 GC.KeepAlive(per_commitment_point);
  94                 if (ret >= 0 && ret <= 4096) { return null; }
  95                 org.ldk.structs.DelayedPaymentKey ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DelayedPaymentKey(null, ret); }
  96                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(ret_hu_conv); };
  97                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(countersignatory_basepoint); };
  98                 return ret_hu_conv;
  99         }
 100
 101         /**
 102          * Build a delayedpubkey directly from an already-derived private key
 103          */
 104         public static DelayedPaymentKey from_secret_key(byte[] sk) {
 105                 long ret = bindings.DelayedPaymentKey_from_secret_key(InternalUtils.encodeUint8Array(InternalUtils.check_arr_len(sk, 32)));
 106                 GC.KeepAlive(sk);
 107                 if (ret >= 0 && ret <= 4096) { return null; }
 108                 org.ldk.structs.DelayedPaymentKey ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.DelayedPaymentKey(null, ret); }
 109                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(ret_hu_conv); };
 110                 return ret_hu_conv;
 111         }
 112
 113         /**
 114          * Get inner Public Key
 115          */
 116         public byte[] to_public_key() {
 117                 long ret = bindings.DelayedPaymentKey_to_public_key(this.ptr);
 118                 GC.KeepAlive(this);
 119                 if (ret >= 0 && ret <= 4096) { return null; }
 120                 byte[] ret_conv = InternalUtils.decodeUint8Array(ret);
 121                 return ret_conv;
 122         }
 123
 124         /**
 125          * Serialize the DelayedPaymentKey object into a byte array which can be read by DelayedPaymentKey_read
 126          */
 127         public byte[] write() {
 128                 long ret = bindings.DelayedPaymentKey_write(this.ptr);
 129                 GC.KeepAlive(this);
 130                 if (ret >= 0 && ret <= 4096) { return null; }
 131                 byte[] ret_conv = InternalUtils.decodeUint8Array(ret);
 132                 return ret_conv;
 133         }
 134
 135         /**
 136          * Read a DelayedPaymentKey from a byte array, created by DelayedPaymentKey_write
 137          */
 138         public static Result_DelayedPaymentKeyDecodeErrorZ read(byte[] ser) {
 139                 long ret = bindings.DelayedPaymentKey_read(InternalUtils.encodeUint8Array(ser));
 140                 GC.KeepAlive(ser);
 141                 if (ret >= 0 && ret <= 4096) { return null; }
 142                 Result_DelayedPaymentKeyDecodeErrorZ ret_hu_conv = Result_DelayedPaymentKeyDecodeErrorZ.constr_from_ptr(ret);
 143                 return ret_hu_conv;
 144         }
 145
 146 }
 147 } } }