6 namespace org { namespace ldk { namespace structs {
9 * Handler for BOLT1-compliant messages.
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;
19 ~CustomMessageHandler() {
20 if (ptr != 0) { bindings.CustomMessageHandler_free(ptr); }
23 public interface CustomMessageHandlerInterface {
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.
28 Result_NoneLightningErrorZ handle_custom_message(Type _msg, byte[] _sender_node_id);
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.
35 TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg();
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);
47 long result = ret == null ? 0 : ret.clone_ptr();
50 public long[] get_and_clear_pending_msg() {
51 TwoTuple_PublicKeyTypeZ[] ret = arg.get_and_clear_pending_msg();
53 long[] result = ret != null ? InternalUtils.mapArray(ret, ret_conv_25 => ret_conv_25 == null ? 0 : ret_conv_25.clone_ptr()) : null;
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;
64 * Gets the underlying CustomMessageReader.
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);
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.
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));
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); };
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.
93 public TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg() {
94 long[] ret = bindings.CustomMessageHandler_get_and_clear_pending_msg(this.ptr);
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;
104 return ret_conv_25_arr;