_ Git - ldk-java/blob - src/main/java/org/ldk/structs/PeeledOnion.java

   1 package org.ldk.structs;
   2
   3 import org.ldk.impl.bindings;
   4 import org.ldk.enums.*;
   5 import org.ldk.util.*;
   6 import java.util.Arrays;
   7 import java.lang.ref.Reference;
   8 import javax.annotation.Nullable;
   9
  10
  11 /**
  12  * A processed incoming onion message, containing either a Forward (another onion message)
  13  * or a Receive payload with decrypted contents.
  14  */
  15 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  16 public class PeeledOnion extends CommonBase {
  17         private PeeledOnion(Object _dummy, long ptr) { super(ptr); }
  18         @Override @SuppressWarnings("deprecation")
  19         protected void finalize() throws Throwable {
  20                 super.finalize();
  21                 if (ptr != 0) { bindings.PeeledOnion_free(ptr); }
  22         }
  23         static PeeledOnion constr_from_ptr(long ptr) {
  24                 bindings.LDKPeeledOnion raw_val = bindings.LDKPeeledOnion_ref_from_ptr(ptr);
  25                 if (raw_val.getClass() == bindings.LDKPeeledOnion.Forward.class) {
  26                         return new Forward(ptr, (bindings.LDKPeeledOnion.Forward)raw_val);
  27                 }
  28                 if (raw_val.getClass() == bindings.LDKPeeledOnion.Receive.class) {
  29                         return new Receive(ptr, (bindings.LDKPeeledOnion.Receive)raw_val);
  30                 }
  31                 assert false; return null; // Unreachable without extending the (internal) bindings interface
  32         }
  33
  34         /**
  35          * Forwarded onion, with the next node id and a new onion
  36          */
  37         public final static class Forward extends PeeledOnion {
  38                 public final byte[] _0;
  39                 public final org.ldk.structs.OnionMessage _1;
  40                 private Forward(long ptr, bindings.LDKPeeledOnion.Forward obj) {
  41                         super(null, ptr);
  42                         this._0 = obj._0;
  43                         long _1 = obj._1;
  44                         org.ldk.structs.OnionMessage _1_hu_conv = null; if (_1 < 0 || _1 > 4096) { _1_hu_conv = new org.ldk.structs.OnionMessage(null, _1); }
  45                         if (_1_hu_conv != null) { _1_hu_conv.ptrs_to.add(this); };
  46                         this._1 = _1_hu_conv;
  47                 }
  48         }
  49         /**
  50          * Received onion message, with decrypted contents, path_id, and reply path
  51          */
  52         public final static class Receive extends PeeledOnion {
  53                 public final org.ldk.structs.ParsedOnionMessageContents _0;
  54                 /**
  55                  * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
  56                 */
  57                 @Nullable public final byte[] _1;
  58                 /**
  59                  * Note that this (or a relevant inner pointer) may be NULL or all-0s to represent None
  60                 */
  61                 @Nullable public final org.ldk.structs.BlindedPath _2;
  62                 private Receive(long ptr, bindings.LDKPeeledOnion.Receive obj) {
  63                         super(null, ptr);
  64                         long _0 = obj._0;
  65                         org.ldk.structs.ParsedOnionMessageContents _0_hu_conv = org.ldk.structs.ParsedOnionMessageContents.constr_from_ptr(_0);
  66                         if (_0_hu_conv != null) { _0_hu_conv.ptrs_to.add(this); };
  67                         this._0 = _0_hu_conv;
  68                         this._1 = obj._1;
  69                         long _2 = obj._2;
  70                         org.ldk.structs.BlindedPath _2_hu_conv = null; if (_2 < 0 || _2 > 4096) { _2_hu_conv = new org.ldk.structs.BlindedPath(null, _2); }
  71                         if (_2_hu_conv != null) { _2_hu_conv.ptrs_to.add(this); };
  72                         this._2 = _2_hu_conv;
  73                 }
  74         }
  75         long clone_ptr() {
  76                 long ret = bindings.PeeledOnion_clone_ptr(this.ptr);
  77                 Reference.reachabilityFence(this);
  78                 return ret;
  79         }
  80
  81         /**
  82          * Creates a copy of the PeeledOnion
  83          */
  84         public PeeledOnion clone() {
  85                 long ret = bindings.PeeledOnion_clone(this.ptr);
  86                 Reference.reachabilityFence(this);
  87                 if (ret >= 0 && ret <= 4096) { return null; }
  88                 org.ldk.structs.PeeledOnion ret_hu_conv = org.ldk.structs.PeeledOnion.constr_from_ptr(ret);
  89                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  90                 return ret_hu_conv;
  91         }
  92
  93         /**
  94          * Utility method to constructs a new Forward-variant PeeledOnion
  95          */
  96         public static PeeledOnion forward(byte[] a, org.ldk.structs.OnionMessage b) {
  97                 long ret = bindings.PeeledOnion_forward(InternalUtils.check_arr_len(a, 33), b == null ? 0 : b.ptr);
  98                 Reference.reachabilityFence(a);
  99                 Reference.reachabilityFence(b);
 100                 if (ret >= 0 && ret <= 4096) { return null; }
 101                 org.ldk.structs.PeeledOnion ret_hu_conv = org.ldk.structs.PeeledOnion.constr_from_ptr(ret);
 102                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
 103                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(b); };
 104                 return ret_hu_conv;
 105         }
 106
 107         /**
 108          * Utility method to constructs a new Receive-variant PeeledOnion
 109          */
 110         public static PeeledOnion receive(org.ldk.structs.ParsedOnionMessageContents a, byte[] b, org.ldk.structs.BlindedPath c) {
 111                 long ret = bindings.PeeledOnion_receive(a.ptr, InternalUtils.check_arr_len(b, 32), c == null ? 0 : c.ptr);
 112                 Reference.reachabilityFence(a);
 113                 Reference.reachabilityFence(b);
 114                 Reference.reachabilityFence(c);
 115                 if (ret >= 0 && ret <= 4096) { return null; }
 116                 org.ldk.structs.PeeledOnion ret_hu_conv = org.ldk.structs.PeeledOnion.constr_from_ptr(ret);
 117                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
 118                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(a); };
 119                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(c); };
 120                 return ret_hu_conv;
 121         }
 122
 123 }