private Block LoadGenesisBlock()
{
return(Serialize.ReadBlock("0000000000"));
}
public static void SaveBlock(Block b)
{
Serialize.WriteBlock(b);
}
private void ReceivePeers(PacketHeader packetHeader, Connection connection, string peer_list)
{
Peers new_peers = Serialize.DeserializePeers(peer_list);
network.NewPeers(new_peers);
}
/// <summary>
/// Attempts to find the correct hash for the current block.
/// </summary>
/// <param name="miningWindow">Shows the mining window if set to true.</param>
/// <returns>Returns true if this user successfully mined the block.</returns>
public async void MineBlock()
{
// Asks for address to collect mining rewards. Defaults to my address if cancelled.
if (miner_id == "")
{
miner_id = Microsoft.VisualBasic.Interaction.InputBox("Enter the public key that you would like your mining rewards sent to.", "Mining Rewards",
"BgIAAACkAABSU0ExAAQAAAEAAQA/KlTgRpoq4gx6RQFiPz+1FAEq5VOUZrfOWJ593nwm7gjsV6x+uxEJRScSLOmBda2PEmVTlFim2Y/Aund29KDXryz16sl6719hR3qZVUkEohAbvPayDJ7r70EAM+oGAU8KiPnyoQqF6bLexEE9yXtA39q94KTPMC4wT7jIhi1E9Q==");
}
int count = 0;
int count2 = 0;
string hashString = "1234567890";
DateTime start = DateTime.Now;
DateTime previous = DateTime.Now;
mw.ConsoleOutput.Document.Blocks.Clear();
mw.speedWindow.Clear();
await Task.Run(() =>
{
while (hashString.Substring(0, 5) != "00")
{
if (mining == false)
{
break;
}
byte[] hash;
string temp;
SHA256Managed hasher = new SHA256Managed();
temp = count.ToString() + previousBlock.index.ToString() + previousBlock.getTimeString() + previousBlock.data.ToString() + previousBlock.previousHash;
Byte[] byteArray = Encoding.UTF8.GetBytes(temp);
hash = hasher.ComputeHash(byteArray);
hashString = string.Empty;
foreach (byte x in hash)
{
hashString += String.Format("{0:x2}", x);
}
if (count % 1000 == 0)
{
mw.Dispatcher.Invoke(DispatcherPriority.Render, new Action(() =>
{
mw.ConsoleOutput.AppendText(Environment.NewLine + count.ToString() + " - " + hashString);
mw.ConsoleOutput.ScrollToEnd();
}));
}
DateTime elapsed = DateTime.Now;
if (elapsed.Subtract(previous).TotalMilliseconds >= 1000)
{
mw.Dispatcher.Invoke(DispatcherPriority.Render, new Action(() =>
{
mw.speedWindow.Text = (count2 / 1000).ToString() + " KH/sec";
}));
count2 = 0;
previous = DateTime.Now;
}
count++;
count2++;
}
});
if (mining == true)
{
mw.Dispatcher.Invoke(DispatcherPriority.Render, new Action(() =>
{
mw.ConsoleOutput.AppendText(Environment.NewLine + count.ToString() + " - " + hashString);
mw.ConsoleOutput.ScrollToEnd();
}));
DateTime finish = DateTime.Now;
Double duration = finish.Subtract(start).TotalSeconds;
mw.ConsoleOutput.AppendText(Environment.NewLine + "Block time: " + duration.ToString() + " Seconds. Average speed: " + ((count / duration) / 1000).ToString("N2") + " KH/sec.");
// Include mining reward in block
Transaction reward = new Transaction("miningReward", miner_id, MiningReward(), HashCount(count));
currentBlock.AddTransaction(reward, chain);
// Add block to chain
Serialize.WriteBlock(currentBlock);
chain.Add(currentBlock);
blockHeight++;
network.blockheight = blockHeight;
previousBlock = chain.ElementAt(blockHeight - 1);
// Broadcast Block
SendBlock(currentBlock);
// Create new block
currentBlock = new Block();
currentBlock.NewBlock(blockHeight, previousBlock.HashBlock());
// Start mining again
MineBlock();
}
}