private void Decode()
{
var signedData = RLPDecoder.DecodeSigned(rlpSignedEncoded, numberOfEncodingElements);
Data = signedData.Data;
Signature = signedData.GetSignature();
}
public bool VerifyAllowingOnlyLowS(byte[] hash, EthECDSASignature sig)
{
if (!sig.IsLowS)
{
return(false);
}
return(_ecKey.Verify(hash, sig.ECDSASignature));
}
public static SignedData DecodeSigned(byte[] rawdata, int numberOfEncodingElements)
{
var decodedList = RLP.RLP.Decode(rawdata);
var decodedData = new List <byte[]>();
var decodedElements = (RLPCollection)decodedList;
EthECDSASignature signature = null;
for (var i = 0; i < numberOfEncodingElements; i++)
{
decodedData.Add(decodedElements[i].RLPData);
}
// only parse signature in case is signed
if (decodedElements[numberOfEncodingElements].RLPData != null)
{
//Decode Signature
var v = decodedElements[numberOfEncodingElements].RLPData;
var r = decodedElements[numberOfEncodingElements + 1].RLPData;
var s = decodedElements[numberOfEncodingElements + 2].RLPData;
signature = EthECDSASignatureFactory.FromComponents(r, s, v);
}
return(new SignedData(decodedData.ToArray(), signature));
}
private static string CreateStringSignature(EthECDSASignature signature)
{
return(EthECDSASignature.CreateStringSignature(signature));
}
public bool Verify(byte[] hash, EthECDSASignature sig)
{
return(_ecKey.Verify(hash, sig.ECDSASignature));
}
public static EthECKey RecoverFromSignature(EthECDSASignature signature, byte[] hash, BigInteger chainId)
{
return(new EthECKey(ECKey.RecoverFromSignature(GetRecIdFromVChain(signature.V, chainId),
signature.ECDSASignature, hash, false)));
}
public static EthECKey RecoverFromSignature(EthECDSASignature signature, int recId, byte[] hash)
{
return(new EthECKey(ECKey.RecoverFromSignature(recId, signature.ECDSASignature, hash, false)));
}
public static EthECKey RecoverFromSignature(EthECDSASignature signature, byte[] hash)
{
return(new EthECKey(ECKey.RecoverFromSignature(GetRecIdFromV(signature.V), signature.ECDSASignature, hash,
false)));
}
public void SetSignature(EthECDSASignature signature)
{
Signature = signature;
rlpSignedEncoded = null;
}
public void Sign(EthECKey key, BigInteger chainId)
{
Signature = key.SignAndCalculateV(RawHash, chainId);
rlpSignedEncoded = null;
}
public void Sign(EthECKey key)
{
Signature = key.SignAndCalculateV(RawHash);
rlpSignedEncoded = null;
}
public void SetSignature(EthECDSASignature signature)
{
SimpleRlpSigner.SetSignature(signature);
}
