internal Enumerator(NodePool pool)
{
list = pool;
index = 0;
version = pool.version;
Current = default;
}
/// <summary>
/// Initializes a new instance of <see cref="ClientSettings"/> with the given parameters.
/// </summary>
/// <exception cref="ArgumentException"/>
/// <exception cref="ArgumentNullException"/>
/// <param name="listen">True to open a listening socket; false otherwise</param>
/// <param name="netType">Network type</param>
/// <param name="servs">Services supported by this node</param>
/// <param name="nodes">List of peers (can be null)</param>
/// <param name="fileMan">File manager</param>
/// <param name="utxoDb">UTXO database</param>
/// <param name="memPool">Memory pool</param>
/// <param name="maxConnection">Maximum number of connections</param>
public ClientSettings(bool listen, NetworkType netType, int maxConnection, NodeServiceFlags servs,
NodePool nodes, IFileManager fileMan, IUtxoDatabase utxoDb, IMemoryPool memPool)
{
// TODO: add AcceptSAEAPool here based on listen
AcceptIncomingConnections = listen;
Network = netType;
MaxConnectionCount = maxConnection;
Services = servs;
AllNodes = nodes ?? new NodePool(maxConnection);
FileMan = fileMan ?? throw new ArgumentNullException();
DefaultPort = Network switch
{
NetworkType.MainNet => Constants.MainNetPort,
NetworkType.TestNet => Constants.TestNetPort,
NetworkType.RegTest => Constants.RegTestPort,
_ => throw new ArgumentException("Undefined network"),
};
ListenPort = DefaultPort;
// TODO: the following values are for testing, they should be set by the caller
// they need more checks for correct and optimal values
BufferLength = 16384; // 16 KB
int totalBytes = BufferLength * MaxConnectionCount * 2;
MaxConnectionEnforcer = new Semaphore(MaxConnectionCount, MaxConnectionCount);
SendReceivePool = new SocketAsyncEventArgsPool(MaxConnectionCount * 2);
// TODO: can Memory<byte> be used here instead of byte[]?
byte[] bufferBlock = new byte[totalBytes];
for (int i = 0; i < MaxConnectionCount * 2; i++)
{
var sArg = new SocketAsyncEventArgs();
sArg.SetBuffer(bufferBlock, i * BufferLength, BufferLength);
SendReceivePool.Push(sArg);
}
// TODO: find a better way for this
supportsIpV6 = NetworkInterface.GetAllNetworkInterfaces().All(x => x.Supports(NetworkInterfaceComponent.IPv6));
var c = new Consensus(netType);
var txVer = new TransactionVerifier(false, utxoDb, memPool, c);
Blockchain = new Blockchain.Blockchain(FileMan, new BlockVerifier(txVer, c), c)
{
Time = Time,
State = BlockchainState.None
};
}
