internal string Sign(string message)
{
var hash = Hash(message);
var der = _keyPair.Sign(hash);
return(Utils.BytesToHex(der));
}
public SignedTx SignStObject(StObject tx)
{
tx.SetFlag(CanonicalSigFlag);
tx[Field.SigningPubKey] = _keyPair.CanonicalPubBytes();
tx[Field.TxnSignature] = _keyPair.Sign(tx.SigningData());
return(ValidateAndEncode(tx));
}
public void Sign(IKeyPair keypair, Func <byte[], byte[], byte[], byte[]> customSignFunction = null)
{
Throw.If(keypair == null, "invalid keypair");
var msg = this.ToByteArray(false);
Signature sig = keypair.Sign(msg, customSignFunction);
var sigs = new List <Signature>();
if (this.Signatures != null && this.Signatures.Length > 0)
{
sigs.AddRange(this.Signatures);
}
sigs.Add(sig);
this.Signatures = sigs.ToArray();
}
public void Prepare(IKeyPair keyPair, Amount fee, UInt32 sequence, UInt32 lastLedgerSequence)
{
// This won't always be specified
if (lastLedgerSequence != null)
{
Txn.Add(UInt32.LastLedgerSequence, lastLedgerSequence);
}
Txn.Add(UInt32.Sequence, sequence);
Txn.Add(Amount.Fee, fee);
Txn.Add(VariableLength.SigningPubKey, keyPair.PubBytes());
if (Transaction.CanonicalFlagDeployed)
{
Txn.SetCanonicalSignatureFlag();
}
SigningHash = Txn.SigningHash();
if (PreviousSigningHash != null && SigningHash.Equals(PreviousSigningHash))
{
return;
}
try
{
byte[] signature = keyPair.Sign(SigningHash.Bytes);
Txn.Add(VariableLength.TxnSignature, signature);
var blob = new BytesList();
Hash256.HalfSha512 id = Hash256.Prefixed256(HashPrefix.TransactionId);
Txn.ToBytesSink(new MultiSink(blob, id));
TxBlob = blob.BytesHex();
Hash = id.Finish();
}
catch (Exception e)
{
// electric paranoia
PreviousSigningHash = null;
throw new ApplicationException("Something went wrong.", e);
}
PreviousSigningHash = SigningHash;
}
public void Prepare(IKeyPair keyPair, Amount fee, UInt32 sequence, UInt32 lastLedgerSequence)
{
// This won't always be specified
if (lastLedgerSequence != null)
{
Txn.Add(UInt32.LastLedgerSequence, lastLedgerSequence);
}
Txn.Add(UInt32.Sequence, sequence);
Txn.Add(Amount.Fee, fee);
Txn.Add(VariableLength.SigningPubKey, keyPair.PubBytes());
if (Transaction.CanonicalFlagDeployed)
{
Txn.SetCanonicalSignatureFlag();
}
SigningHash = Txn.SigningHash();
if (PreviousSigningHash != null && SigningHash.Equals(PreviousSigningHash))
{
return;
}
try
{
byte[] signature = keyPair.Sign(SigningHash.Bytes);
Txn.Add(VariableLength.TxnSignature, signature);
var blob = new BytesList();
Hash256.HalfSha512 id = Hash256.Prefixed256(HashPrefix.TransactionId);
Txn.ToBytesSink(new MultiSink(blob, id));
TxBlob = blob.BytesHex();
Hash = id.Finish();
}
catch (Exception e)
{
// electric paranoia
PreviousSigningHash = null;
throw new ApplicationException("Something went wrong.", e);
}
PreviousSigningHash = SigningHash;
}
public void Sign(IKeyPair keys)
{
var msg = this.ToByteArray(false);
this.Signature = keys.Sign(msg);
}
