_ Git - ldk-java/blob - c_sharp/src/org/ldk/structs/EntropySource.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  * A trait that describes a source of entropy.
  10  */
  11 public class EntropySource : CommonBase {
  12         internal readonly bindings.LDKEntropySource bindings_instance;
  13         internal EntropySource(object _dummy, long ptr) : base(ptr) { bindings_instance = null; }
  14         private EntropySource(bindings.LDKEntropySource arg) : base(bindings.LDKEntropySource_new(arg)) {
  15                 this.ptrs_to.AddLast(arg);
  16                 this.bindings_instance = arg;
  17         }
  18         ~EntropySource() {
  19                 if (ptr != 0) { bindings.EntropySource_free(ptr); }
  20         }
  21
  22         public interface EntropySourceInterface {
  23                 /**
  24                  * Gets a unique, cryptographically-secure, random 32-byte value. This method must return a
  25                  * different value each time it is called.
  26                  */
  27                 byte[] get_secure_random_bytes();
  28         }
  29         private class LDKEntropySourceHolder { internal EntropySource held; }
  30         private class LDKEntropySourceImpl : bindings.LDKEntropySource {
  31                 internal LDKEntropySourceImpl(EntropySourceInterface arg, LDKEntropySourceHolder impl_holder) { this.arg = arg; this.impl_holder = impl_holder; }
  32                 private EntropySourceInterface arg;
  33                 private LDKEntropySourceHolder impl_holder;
  34                 public byte[] get_secure_random_bytes() {
  35                         byte[] ret = arg.get_secure_random_bytes();
  36                                 GC.KeepAlive(arg);
  37                         byte[] result = InternalUtils.check_arr_len(ret, 32);
  38                         return result;
  39                 }
  40         }
  41         public static EntropySource new_impl(EntropySourceInterface arg) {
  42                 LDKEntropySourceHolder impl_holder = new LDKEntropySourceHolder();
  43                 impl_holder.held = new EntropySource(new LDKEntropySourceImpl(arg, impl_holder));
  44                 return impl_holder.held;
  45         }
  46         /**
  47          * Gets a unique, cryptographically-secure, random 32-byte value. This method must return a
  48          * different value each time it is called.
  49          */
  50         public byte[] get_secure_random_bytes() {
  51                 byte[] ret = bindings.EntropySource_get_secure_random_bytes(this.ptr);
  52                 GC.KeepAlive(this);
  53                 return ret;
  54         }
  55
  56 }
  57 } } }