private void HandleHeaders(Message msg)
{
try
{
BlockHeaderList blockHeaders = BlockHeaderList.Parser.ParseFrom(msg.Payload);
MessageHub.Instance.Publish(new HeadersReceived(blockHeaders.Headers.ToList()));
}
catch (Exception e)
{
_logger?.Error(e, "Error while handling header list.");
}
}
public async Task <BlockHeaderList> GetBlockHeaderList(ulong index, int count)
{
var blockHeaderList = new BlockHeaderList();
for (var i = index; i > index - (ulong)count; i--)
{
var block = await BlockChain.GetBlockByHeightAsync(i);
blockHeaderList.Headers.Add(block.Header);
}
return(blockHeaderList);
}
// -- Methods ------------------------------------------------------------
public void GetWork()
{
if (MiningProtocolType == PROTCOL_TEST)
{
BlockHeader = "0100000000000000000000000000000000000000000000000000000000000000000000003BA3EDFD7A7B12B27AC72C3E67768F617FC81BC3888A51323A9FB8AA4B1E5E4A29AB5F49FFFF001D1DAC2B7C";
Target = Utils.GetTargetFromBlockHeader(BlockHeader);
MidState = "BC909A336358BFF090CCAC7D1E59CAA8C3C8D8E94F0103C896B187364719F91B";
}
else if (MiningProtocolType == PROTCOL_FROM_FILE)
{
// Keep getting data from list until empty
if (BlockHeaderList.Count > 0)
{
BlockHeader = BlockHeaderList[0];
Target = Utils.GetTargetFromBlockHeader(BlockHeader);
MidState = Utils.GetMidStateFromBlockHeader(BlockHeader);
CurrentBlock = Convert.ToInt32(BlockHeightList[0]);
// Since we just consumed data fromt he list remove that record.
BlockHeaderList.RemoveAt(0);
BlockHeightList.RemoveAt(0);
}
else
{
ContinueMining = false;
}
}
else if ((MiningProtocolType == PROTCOL_GETWORK) || (MiningProtocolType == PROTCOL_GETWORK_STRATUM))
{
String reply = "";
String data = "";
// Call Getwork and retrieve block header data information
// Retrieve Block header
reply = InvokeMethod("getwork");
//If this was from a Stratum proxy then there's extra spaces within message. Remove them before parsing
//if (MiningProtocolType == PROTCOL_GETWORK_STRATUM)
//reply = reply.Replace(" ", "");
Match match = Regex.Match(reply, "\"data\":\"([A-Fa-f0-9]+)");
if (match.Success)
{
data = Utils.RemovePadding(match.Groups[1].Value);
data = Utils.EndianFlip32BitChunks(data);
BlockHeader = data;
}
else
{
throw new Exception("Didn't find valid 'data' in Server Response");
}
// Retrieve Midstate
match = Regex.Match(reply, "\"midstate\":\"([A-Fa-f0-9]+)");
if (match.Success)
{
data = match.Groups[1].Value;
data = Utils.EndianFlip32BitChunks(data); //<-- is this needed??
MidState = data;
}
else
{
throw new Exception("Didn't find valid 'midstate' in Server Response");
}
// Retrieve target
match = Regex.Match(reply, "\"target\":\"([A-Fa-f0-9]+)");
if (match.Success)
{
data = match.Groups[1].Value;
//data = EndianFlip32BitChunks(data); //<-- is this needed??
Target = data;
}
else
{
throw new Exception("Didn't find valid 'target' in Server Response");
}
if (!isPool)
{
// Add a small delay so we are not oversaturating server
Thread.Sleep(100);
// Find out what block number we are working on
reply = InvokeMethod("getblockcount");
match = Regex.Match(reply, "\"result\":([0-9]+)");
if (match.Success)
{
data = match.Groups[1].Value;
CurrentBlock = Convert.ToInt32(data) + 1; // Increment by 1 since we are working on future block
}
else
{
throw new Exception("Didn't find valid 'getblockcount' in Server Response");
}
}
}
}