_ Git - ldk-java/blob - c_sharp/src/org/ldk/structs/CustomMessageHandler.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  * Handler for BOLT1-compliant messages.
  10  */
  11 public class CustomMessageHandler : CommonBase {
  12         internal readonly bindings.LDKCustomMessageHandler bindings_instance;
  13         internal CustomMessageHandler(object _dummy, long ptr) : base(ptr) { bindings_instance = null; }
  14         private CustomMessageHandler(bindings.LDKCustomMessageHandler arg, bindings.LDKCustomMessageReader CustomMessageReader) : base(bindings.LDKCustomMessageHandler_new(arg, CustomMessageReader)) {
  15                 this.ptrs_to.AddLast(arg);
  16                 this.ptrs_to.AddLast(CustomMessageReader);
  17                 this.bindings_instance = arg;
  18         }
  19         ~CustomMessageHandler() {
  20                 if (ptr != 0) { bindings.CustomMessageHandler_free(ptr); }
  21         }
  22
  23         public interface CustomMessageHandlerInterface {
  24                 /**
  25                  * Called with the message type that was received and the buffer to be read.
  26                  * Can return a `MessageHandlingError` if the message could not be handled.
  27                  */
  28                 Result_NoneLightningErrorZ handle_custom_message(Type _msg, byte[] _sender_node_id);
  29                 /**
  30                  * Gets the list of pending messages which were generated by the custom message
  31                  * handler, clearing the list in the process. The first tuple element must
  32                  * correspond to the intended recipients node ids. If no connection to one of the
  33                  * specified node does not exist, the message is simply not sent to it.
  34                  */
  35                 TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg();
  36         }
  37         private class LDKCustomMessageHandlerHolder { internal CustomMessageHandler held; }
  38         private class LDKCustomMessageHandlerImpl : bindings.LDKCustomMessageHandler {
  39                 internal LDKCustomMessageHandlerImpl(CustomMessageHandlerInterface arg, LDKCustomMessageHandlerHolder impl_holder) { this.arg = arg; this.impl_holder = impl_holder; }
  40                 private CustomMessageHandlerInterface arg;
  41                 private LDKCustomMessageHandlerHolder impl_holder;
  42                 public long handle_custom_message(long _msg, byte[] _sender_node_id) {
  43                         Type ret_hu_conv = new Type(null, _msg);
  44                         if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(this); };
  45                         Result_NoneLightningErrorZ ret = arg.handle_custom_message(ret_hu_conv, _sender_node_id);
  46                                 GC.KeepAlive(arg);
  47                         long result = ret == null ? 0 : ret.clone_ptr();
  48                         return result;
  49                 }
  50                 public long[] get_and_clear_pending_msg() {
  51                         TwoTuple_PublicKeyTypeZ[] ret = arg.get_and_clear_pending_msg();
  52                                 GC.KeepAlive(arg);
  53                         long[] result = ret != null ? InternalUtils.mapArray(ret, ret_conv_25 => ret_conv_25 == null ? 0 : ret_conv_25.clone_ptr()) : null;
  54                         return result;
  55                 }
  56         }
  57         public static CustomMessageHandler new_impl(CustomMessageHandlerInterface arg, CustomMessageReader.CustomMessageReaderInterface CustomMessageReader_impl) {
  58                 LDKCustomMessageHandlerHolder impl_holder = new LDKCustomMessageHandlerHolder();
  59                 impl_holder.held = new CustomMessageHandler(new LDKCustomMessageHandlerImpl(arg, impl_holder), CustomMessageReader.new_impl(CustomMessageReader_impl).bindings_instance);
  60                 return impl_holder.held;
  61         }
  62
  63         /**
  64          * Gets the underlying CustomMessageReader.
  65          */
  66         public CustomMessageReader get_custom_message_reader() {
  67                 CustomMessageReader res = new CustomMessageReader(null, bindings.LDKCustomMessageHandler_get_CustomMessageReader(this.ptr));
  68                 this.ptrs_to.AddLast(res);
  69                 return res;
  70         }
  71
  72         /**
  73          * Called with the message type that was received and the buffer to be read.
  74          * Can return a `MessageHandlingError` if the message could not be handled.
  75          */
  76         public Result_NoneLightningErrorZ handle_custom_message(org.ldk.structs.Type msg, byte[] sender_node_id) {
  77                 long ret = bindings.CustomMessageHandler_handle_custom_message(this.ptr, msg == null ? 0 : msg.ptr, InternalUtils.check_arr_len(sender_node_id, 33));
  78                 GC.KeepAlive(this);
  79                 GC.KeepAlive(msg);
  80                 GC.KeepAlive(sender_node_id);
  81                 if (ret >= 0 && ret <= 4096) { return null; }
  82                 Result_NoneLightningErrorZ ret_hu_conv = Result_NoneLightningErrorZ.constr_from_ptr(ret);
  83                 if (this != null) { this.ptrs_to.AddLast(msg); };
  84                 return ret_hu_conv;
  85         }
  86
  87         /**
  88          * Gets the list of pending messages which were generated by the custom message
  89          * handler, clearing the list in the process. The first tuple element must
  90          * correspond to the intended recipients node ids. If no connection to one of the
  91          * specified node does not exist, the message is simply not sent to it.
  92          */
  93         public TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg() {
  94                 long[] ret = bindings.CustomMessageHandler_get_and_clear_pending_msg(this.ptr);
  95                 GC.KeepAlive(this);
  96                 int ret_conv_25_len = ret.Length;
  97                 TwoTuple_PublicKeyTypeZ[] ret_conv_25_arr = new TwoTuple_PublicKeyTypeZ[ret_conv_25_len];
  98                 for (int z = 0; z < ret_conv_25_len; z++) {
  99                         long ret_conv_25 = ret[z];
 100                         TwoTuple_PublicKeyTypeZ ret_conv_25_hu_conv = new TwoTuple_PublicKeyTypeZ(null, ret_conv_25);
 101                         if (ret_conv_25_hu_conv != null) { ret_conv_25_hu_conv.ptrs_to.AddLast(this); };
 102                         ret_conv_25_arr[z] = ret_conv_25_hu_conv;
 103                 }
 104                 return ret_conv_25_arr;
 105         }
 106
 107 }
 108 } } }