public static UInt256 CalculateMerkleRoot <T>(IEnumerable <T> merkleTreeNodes)
where T : IMerkleTreeNode <T>
{
var merkleStream = new MerkleStream <T>();
foreach (var node in merkleTreeNodes)
{
merkleStream.AddNode(node);
}
merkleStream.FinishPairing();
return(merkleStream.RootNode.Hash);
}
public static UInt256 CalculateMerkleRoot(IEnumerable <UInt256> hashes)
{
var merkleStream = new MerkleStream <MerkleTreeNode>();
var index = 0;
foreach (var hash in hashes)
{
var node = new MerkleTreeNode(index, 0, hash, true);
merkleStream.AddNode(node);
index++;
}
merkleStream.FinishPairing();
return(merkleStream.RootNode.Hash);
}
public static IEnumerable <T> ReadMerkleTreeNodes <T>(UInt256 merkleRoot, IEnumerable <T> merkleTreeNodes)
where T : MerkleTreeNode
{
var merkleStream = new MerkleStream();
foreach (var node in merkleTreeNodes)
{
merkleStream.AddNode(node);
yield return(node);
}
merkleStream.FinishPairing();
if (merkleStream.RootNode.Hash != merkleRoot)
{
throw new InvalidOperationException();
}
}