public static string GetPublicAddress(this ECKey key)
{
var initaddr = new Sha3Keccack().CalculateHash(key.GetPubKeyNoPrefix());
var addr = new byte[initaddr.Length - 12];
Array.Copy(initaddr, 12, addr, 0, initaddr.Length - 12);
return addr.ToHex();
}
public void ShouldEncodeATransactionUsingKeccak256()
{
var txRaw =
"F89D80809400000000000000000000000000000000000000008609184E72A000822710B3606956330C0D630000003359366000530A0D630000003359602060005301356000533557604060005301600054630000000C5884336069571CA07F6EB94576346488C6253197BDE6A7E59DDC36F2773672C849402AA9C402C3C4A06D254E662BF7450DD8D835160CBB053463FED0B53F2CDD7F3EA8731919C8E8CC";
var txHashB = new Sha3Keccack().CalculateHash(txRaw.HexToByteArray());
var txHash = txHashB.ToHex();
Assert.Equal("4b7d9670a92bf120d5b43400543b69304a14d767cf836a7f6abff4edde092895", txHash);
}
public string ConvertToChecksumAddress(string address)
{
address = address.ToLower().RemoveHexPrefix();
var addressHash = new Sha3Keccack().CalculateHash(address);
var checksumAddress = "0x";
for (var i = 0; i < address.Length; i++)
if (int.Parse(addressHash[i].ToString(), NumberStyles.HexNumber) > 7)
checksumAddress += address[i].ToString().ToUpper();
else
checksumAddress += address[i];
return checksumAddress;
}
private void InitialiseInnerServices()
{
Eth = new Eth(Client);
Shh = new Shh(Client);
Net = new Net(Client);
Personal = new Personal(Client);
Miner = new Miner(Client);
DebugGeth = new DebugGeth(Client);
Admin = new Admin(Client);
Convert = new UnitConversion();
sha3Keccack = new Sha3Keccack();
OfflineTransactionSigning = new TransactionSigning();
addressUtil = new AddressUtil();
}
public string GetEnsNameHash(string name)
{
var node = "0x0000000000000000000000000000000000000000000000000000000000000000";
var kecckak = new Sha3Keccack();
if (!string.IsNullOrEmpty(name))
{
var labels = name.Split('.');
for (var i = labels.Length - 1; i >= 0; i--)
{
var byteInput = (node + kecckak.CalculateHash(labels[i])).HexToByteArray();
node = kecckak.CalculateHash(byteInput).ToHex();
}
}
return node.EnsureHexPrefix();
}
public bool IsChecksumAddress(string address)
{
address = address.RemoveHexPrefix();
var addressHash = new Sha3Keccack().CalculateHash(address.ToLower());
for (var i = 0; i < 40; i++)
{
var value = int.Parse(addressHash[i].ToString(), NumberStyles.HexNumber);
// the nth letter should be uppercase if the nth digit of casemap is 1
if (((value > 7) && (address[i].ToString().ToUpper() != address[i].ToString())) ||
((value <= 7) && (address[i].ToString().ToLower() != address[i].ToString())))
return false;
}
return true;
}
public bool IsChecksumAddress(string address)
{
address = address.RemoveHexPrefix();
var addressHash = new Sha3Keccack().CalculateHash(address.ToLower());
for (var i = 0; i < 40; i++)
{
var value = int.Parse(addressHash[i].ToString(), NumberStyles.HexNumber);
// the nth letter should be uppercase if the nth digit of casemap is 1
if (((value > 7) && (address[i].ToString().ToUpper() != address[i].ToString())) ||
((value <= 7) && (address[i].ToString().ToLower() != address[i].ToString())))
{
return(false);
}
}
return(true);
}
public string ConvertToChecksumAddress(string address)
{
address = address.ToLower().RemoveHexPrefix();
var addressHash = new Sha3Keccack().CalculateHash(address);
var checksumAddress = "0x";
for (var i = 0; i < address.Length; i++)
{
if (int.Parse(addressHash[i].ToString(), NumberStyles.HexNumber) > 7)
{
checksumAddress += address[i].ToString().ToUpper();
}
else
{
checksumAddress += address[i];
}
}
return(checksumAddress);
}
public SignatureEncoder()
{
sha3Keccack = new Sha3Keccack();
}
