private void Announce(TransactionBroadcast tx, uint256 hash)
{
var node = AttachedNode;
if (node != null && node.State == NodeState.HandShaked)
{
tx.State = BroadcastState.Announced;
tx.AnnouncedTime = DateTime.UtcNow;
node.SendMessageAsync(new InvPayload(InventoryType.MSG_TX, hash)).ConfigureAwait(false);
}
}
internal void Announce(TransactionBroadcast tx, uint256 hash, bool force = false)
{
if (!force && BroadcastHub.ManualBroadcast)
{
return;
}
var node = AttachedNode;
if (node != null && node.State == NodeState.HandShaked)
{
tx.State = BroadcastState.Announced;
tx.AnnouncedTime = DateTime.UtcNow;
node.SendMessageAsync(new InvPayload(InventoryType.MSG_TX, hash)).ConfigureAwait(false);
}
}
internal void BroadcastTransactionCore(Transaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
var tx = new TransactionBroadcast();
tx.Transaction = transaction;
tx.State = BroadcastState.NotSent;
var hash = transaction.GetHash();
if (_HashToTransaction.TryAdd(hash, tx))
{
Announce(tx, hash);
}
}
private void Announce(TransactionBroadcast tx, uint256 hash)
{
var node = AttachedNode;
if(node != null && node.State == NodeState.HandShaked)
{
tx.State = BroadcastState.Announced;
tx.AnnouncedTime = DateTime.UtcNow;
var unused = node.SendMessageAsync(new InvPayload(InventoryType.MSG_TX, hash)).ConfigureAwait(false);
}
}
internal void BroadcastTransactionCore(Transaction transaction)
{
if(transaction == null)
throw new ArgumentNullException("transaction");
var tx = new TransactionBroadcast();
tx.Transaction = transaction;
tx.State = BroadcastState.NotSent;
var hash = transaction.GetHash();
if(_HashToTransaction.TryAdd(hash, tx))
{
Announce(tx, hash);
}
}
void AttachedNode_MessageReceived(Node node, IncomingMessage message)
{
if (message.Message.Payload is InvPayload invPayload)
{
foreach (uint256 hash in invPayload.Where(i => i.Type == InventoryType.MSG_TX).Select(i => i.Hash))
{
TransactionBroadcast tx = GetTransaction(hash, true);
if (tx != null)
{
tx.State = BroadcastState.Accepted;
}
Transaction unused;
if (this.BroadcastHub.BroadcastedTransaction.TryRemove(hash, out unused))
{
this.BroadcastHub.OnTransactionBroadcasted(tx.Transaction);
}
}
}
if ((message.Message.Payload is RejectPayload reject) && (reject.Message == "tx"))
{
TransactionBroadcast tx = GetTransaction(reject.Hash, true);
if (tx != null)
{
tx.State = BroadcastState.Rejected;
}
Transaction tx2;
if (this.BroadcastHub.BroadcastedTransaction.TryRemove(reject.Hash, out tx2))
{
this.BroadcastHub.OnTransactionRejected(tx2, reject);
}
}
if (message.Message.Payload is GetDataPayload getData)
{
foreach (InventoryVector inventory in getData.Inventory.Where(i => i.Type == InventoryType.MSG_TX))
{
TransactionBroadcast tx = GetTransaction(inventory.Hash, false);
if (tx != null)
{
tx.State = BroadcastState.Broadcasted;
var ping = new PingPayload();
tx.PingValue = ping.Nonce;
this.pingToTransaction.TryAdd(tx.PingValue, tx);
node.SendMessageAsync(new TxPayload(tx.Transaction));
node.SendMessageAsync(ping);
}
}
}
if (message.Message.Payload is PongPayload pong)
{
TransactionBroadcast tx = GetTransaction(pong.Nonce, true);
if (tx != null)
{
tx.State = BroadcastState.Accepted;
Transaction unused;
if (this.BroadcastHub.BroadcastedTransaction.TryRemove(tx.Transaction.GetHash(), out unused))
{
this.BroadcastHub.OnTransactionBroadcasted(tx.Transaction);
}
}
}
}
