public static bool TryFromScript(byte[] script, out Ed25519PubKeyHash pubKeyHash)
{
if (script == null)
{
throw new ArgumentNullException(nameof(script));
}
var isEd25519PubKeyHash =
script.Length == ScriptLength &&
script[0] == (byte)Opcode.OpDup &&
script[1] == (byte)Opcode.OpHash160 &&
script[2] == (byte)Opcode.OpData20 &&
script[23] == (byte)Opcode.OpEqualVerify &&
script[24] == SignatureAlgorithm.Ed25519PushData &&
script[25] == (byte)Opcode.OpChecksigAlt;
if (!isEd25519PubKeyHash)
{
pubKeyHash = null;
return(false);
}
var hash160 = new byte[Ripemd160Hash.Length];
Array.Copy(script, 3, hash160, 0, Ripemd160Hash.Length);
pubKeyHash = new Ed25519PubKeyHash(script, hash160);
return(true);
}
public static OutputScript ParseScript(byte[] script)
{
Secp256k1PubKeyHash secp256k1PubKeyHash;
if (Secp256k1PubKeyHash.TryFromScript(script, out secp256k1PubKeyHash))
{
return(secp256k1PubKeyHash);
}
Ed25519PubKeyHash ed25519PubKeyHash;
if (Ed25519PubKeyHash.TryFromScript(script, out ed25519PubKeyHash))
{
return(ed25519PubKeyHash);
}
SecSchnorrPubKeyHash secSchnorrPubKeyHash;
if (SecSchnorrPubKeyHash.TryFromScript(script, out secSchnorrPubKeyHash))
{
return(secSchnorrPubKeyHash);
}
ScriptHash scriptHash;
if (ScriptHash.TryFromScript(script, out scriptHash))
{
return(scriptHash);
}
return(new Unrecognized(script));
}
public static bool TryFromScript(byte[] script, out Ed25519PubKeyHash pubKeyHash)
{
if (script == null)
throw new ArgumentNullException(nameof(script));
var isEd25519PubKeyHash =
script.Length == ScriptLength &&
script[0] == (byte)Opcode.OpDup &&
script[1] == (byte)Opcode.OpHash160 &&
script[2] == (byte)Opcode.OpData20 &&
script[23] == (byte)Opcode.OpEqualVerify &&
script[24] == SignatureAlgorithm.Ed25519PushData &&
script[25] == (byte)Opcode.OpChecksigAlt;
if (!isEd25519PubKeyHash)
{
pubKeyHash = null;
return false;
}
var hash160 = new byte[Ripemd160Hash.Length];
Array.Copy(script, 3, hash160, 0, Ripemd160Hash.Length);
pubKeyHash = new Ed25519PubKeyHash(script, hash160);
return true;
}
