public HdPubKey(PubKey pubKey, KeyPath fullKeyPath, SmartLabel label, KeyState keyState)
{
PubKey = Guard.NotNull(nameof(pubKey), pubKey);
FullKeyPath = Guard.NotNull(nameof(fullKeyPath), fullKeyPath);
_cluster = new Cluster(this);
SetLabel(label, null);
KeyState = keyState;
P2pkScript = PubKey.ScriptPubKey;
P2pkhScript = PubKey.Hash.ScriptPubKey;
P2wpkhScript = PubKey.WitHash.ScriptPubKey;
P2shOverP2wpkhScript = P2wpkhScript.Hash.ScriptPubKey;
PubKeyHash = PubKey.Hash;
HashCode = PubKeyHash.GetHashCode();
Index = (int)FullKeyPath.Indexes[4];
NonHardenedKeyPath = new KeyPath(FullKeyPath[3], FullKeyPath[4]);
int change = (int)FullKeyPath.Indexes[3];
if (change == 0)
{
IsInternal = false;
}
else if (change == 1)
{
IsInternal = true;
}
else
{
throw new ArgumentException(nameof(FullKeyPath));
}
}
public static OutputScript ParseScript(byte[] script)
{
PubKeyHash pubKeyHash;
if (PubKeyHash.TryFromScript(script, out pubKeyHash))
{
return(pubKeyHash);
}
ScriptHash scriptHash;
if (ScriptHash.TryFromScript(script, out scriptHash))
{
return(scriptHash);
}
PubKey pubKey;
if (PubKey.TryFromScript(script, out pubKey))
{
return(pubKey);
}
return(new Unrecognized(script));
}
public static bool TryFromScript(byte[] script, out PubKeyHash pubKeyHash)
{
if (script == null)
{
throw new ArgumentNullException(nameof(script));
}
var isPubKeyHash =
script.Length == 25 &&
script[0] == (byte)Opcode.OpDup &&
script[1] == (byte)Opcode.OpHash160 &&
script[2] == (byte)Opcode.OpData20 &&
script[23] == (byte)Opcode.OpEqualVerify &&
script[24] == (byte)Opcode.OpChecksig;
if (!isPubKeyHash)
{
pubKeyHash = null;
return(false);
}
var hash160 = new byte[Ripemd160Hash.Length];
Array.Copy(script, 3, hash160, 0, Ripemd160Hash.Length);
pubKeyHash = new PubKeyHash(script, hash160);
return(true);
}
public static bool TryFromScript(byte[] script, out PubKeyHash pubKeyHash)
{
if (script == null)
throw new ArgumentNullException(nameof(script));
var isPubKeyHash =
script.Length == 25 &&
script[0] == (byte)Opcode.OpDup &&
script[1] == (byte)Opcode.OpHash160 &&
script[2] == (byte)Opcode.OpData20 &&
script[23] == (byte)Opcode.OpEqualVerify &&
script[24] == (byte)Opcode.OpChecksig;
if (!isPubKeyHash)
{
pubKeyHash = null;
return false;
}
var hash160 = new byte[Ripemd160Hash.Length];
Array.Copy(script, 3, hash160, 0, Ripemd160Hash.Length);
pubKeyHash = new PubKeyHash(script, hash160);
return true;
}
