public Tuple <byte[], Guid> PoW(int difficulty, BlockchainEntry bce)
{
bool finish = false;
while (!finish)
{
Guid nonce = Guid.NewGuid();
byte[] bytesToBeHashed = bce.HashPowEntry(nonce);
byte[] hash = null;
using (SHA512 shaM = new SHA512Managed())
{
hash = shaM.ComputeHash(bytesToBeHashed);
}
int clz = CountLeadingZeros(hash);
if (clz == difficulty)
{
return(Tuple.Create(hash, nonce));
}
}
return(null);
}
public Tuple <byte[], Guid> PoW(ulong difficulty, BlockchainEntry bce)
{
bool finish = false;
while (!finish)
{
Guid nonce = Guid.NewGuid();
byte[] bytesToBeHashed = bce.HashPowEntry(nonce);
byte[] hash = null;
using (SHA512 shaM = new SHA512Managed())
{
hash = shaM.ComputeHash(bytesToBeHashed);
}
ulong dif = BitConverter.ToUInt64(hash, 0);
if (dif < difficulty)
{
return(Tuple.Create(hash, nonce));
}
}
return(null);
}