public static Types.Script ParseAddress(string address, string prefix)
{
(string hrp, int[] data) = ConvertAddress.Decode(address);
if (hrp != prefix)
{
throw new Exception($"Invalid prefix! Expected: {prefix}, actual: {hrp}");
}
if (data[0] == 1)
{
if (data.Length < 2)
{
throw new Exception("Invalid payload length!");
}
string codeHash;
string hashType;
if (data[1] == SecpShortId)
{
codeHash = SecpCodeHash;
hashType = SecpHashType;
}
else if (data[1] == MultisigShortId)
{
codeHash = MultisigCodeHash;
hashType = MultisigHashType;
}
else
{
throw new Exception("Short address format error!");
}
return(new Types.Script()
{
CodeHash = codeHash,
HashType = hashType,
Args = IntsToHex(data.Skip(2).ToArray())
});
}
else if (data[0] == 2 || data[0] == 4)
{
if (data.Length < 33)
{
throw new Exception("Invalid payload length!");
}
return(new Types.Script()
{
CodeHash = IntsToHex(data.Skip(1).Take(32).ToArray()),
HashType = data[0] == 2 ? "data" : "type",
Args = IntsToHex(data.Skip(33).ToArray())
});
}
throw new Exception($"Invalid payload format type: {data[0]}");
}
public static string GenerateAddress(Types.Script script, string prefix)
{
List <int> data = new List <int>();
int? shortId = null;
if (script.CodeHash == SecpCodeHash && script.HashType == SecpHashType)
{
shortId = SecpShortId;
}
else if (script.CodeHash == MultisigCodeHash && script.HashType == MultisigHashType)
{
shortId = MultisigShortId;
}
if (shortId != null)
{
data.Add(1);
data.Add((int)shortId);
foreach (byte c in Types.Convert.HexStringToBytes(script.Args))
{
data.Add(Convert.ToInt32(c));
}
}
else
{
data.Add(script.HashType == "type" ? 4 : 2);
foreach (byte c in Types.Convert.HexStringToBytes(script.CodeHash))
{
data.Add(Convert.ToInt32(c));
}
foreach (byte c in Types.Convert.HexStringToBytes(script.Args))
{
data.Add(Convert.ToInt32(c));
}
}
string addr = ConvertAddress.Encode(prefix, data.ToArray());
return(addr);
}
