private IEnumerable <Block> GetBlocksFromHash(string beginHash, string stopHash, bool includeBeginBlock)
{
var blocks = new List <Block>();
bool stopSearching = false;
var bLockchain = _blockchainRepo.GetChainByNetId(_netId); // We fetch the blockchain to put a threadlock on it.
lock (bLockchain)
{
var previousBlock = _blockchainRepo.GetBlockByHash(beginHash, _netId);
var i = 0;
if (includeBeginBlock)
{
blocks.Add(previousBlock);
}
while (i < NetworkConstants.MaxHeadersInMessage && !stopSearching)
{
// Stale blocks / side chains are not supported here
try
{
previousBlock = _blockchainRepo.GetBlockByPreviousHash(previousBlock.Header.Hash, _netId);
blocks.Add(previousBlock);
if (previousBlock.Header.Hash == stopHash)
{
stopSearching = true;
}
}
catch (KeyNotFoundException)
{
stopSearching = true; // No more blocks found
}
i++;
}
}
return(blocks);
}