static byte[] Sign(byte[] hashData, DevWalletAccount account)
{
var key = account.GetKey();
if (key == null)
{
throw new Exception("DevWalletAccount missing key");
}
var publicKey = key.PublicKey.EncodePoint(false).AsSpan().Slice(1).ToArray();
return(Neo.Cryptography.Crypto.Default.Sign(hashData, key.PrivateKey, publicKey));
}
static byte[] CreateSignatureRedeemScript(DevWalletAccount account)
{
var key = account.GetKey();
if (key == null)
{
throw new Exception("DevWalletAccount missing key");
}
using var sb = new Neo.VM.ScriptBuilder();
sb.EmitPush(key.PublicKey.EncodePoint(true));
sb.Emit(Neo.VM.OpCode.CHECKSIG);
return(sb.ToArray());
}