| abstract public CreateSignature ( byte rgbHash ) : byte[] | ||
| rgbHash | byte | |
| return | byte[] | |
// Create a signature for a specified hash value.
public override byte[] CreateSignature(byte[] rgbHash)
{
if (keyContainer == null)
{
throw new CryptographicException
(_("Crypto_MissingKey"));
}
return(keyContainer.CreateSignature(rgbHash));
}
public override byte[] CreateSignature(byte[] rgbHash)
{
if (dsa == null)
{
throw new CryptographicUnexpectedOperationException(
Locale.GetText("missing key"));
}
return(dsa.CreateSignature(rgbHash));
}
public override Signature Sign(byte[] data)
{
//Synchronize around the hash algorithm to prevent collisions.
lock (hashAlgorithm)
{
//Initialize the hash algorithm.
hashAlgorithm.Initialize();
//Sign the data, providing the identity of the signer and the original data.
return(new DSASignature(data, identity, dsa.CreateSignature(hashAlgorithm.ComputeHash(data))));
}
}
public override byte[] CreateSignature(byte[] rgbHash)
{
if (rgbHash == null)
{
throw new ArgumentNullException(nameof(rgbHash));
}
if (_dsaKey == null)
{
throw new CryptographicUnexpectedOperationException(SR.Cryptography_MissingKey);
}
return(_dsaKey.CreateSignature(rgbHash));
}
public override byte[] CreateSignature(byte[] rgbHash)
{
if (rgbHash == null)
{
throw new ArgumentNullException("rgbHash");
}
Contract.EndContractBlock();
if (_oid == null)
{
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_MissingOID"));
}
if (_dsaKey == null)
{
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_MissingKey"));
}
return(_dsaKey.CreateSignature(rgbHash));
}
/// <include file='doc\DSASignatureFormatter.uex' path='docs/doc[@for="DSASignatureFormatter.CreateSignature"]/*' />
public override byte[] CreateSignature(byte[] rgbHash)
{
byte[] rgbSig;
if (_strOID == null)
{
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_MissingOID"));
}
if (_dsaKey == null)
{
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_MissingKey"));
}
if (rgbHash == null)
{
throw new ArgumentNullException("rgbHash");
}
rgbSig = _dsaKey.CreateSignature(rgbHash);
return(rgbSig);
}
public override byte[] CreateSignature(byte[] rgbHash) => _impl.CreateSignature(rgbHash);
public override byte[] CreateSignature(byte[] rgbHash) => _wrapped.CreateSignature(rgbHash);