/// <summary>Wraps a byte array.</summary>
/// <param name="bytes">The array containing the bytes to wrap.</param>
/// <param name="off">The starting position at the array</param>
/// <param name="len">The number of bytes to wrap</param>
/// <returns>byte[] wrapped bytes</returns>
/// <exception cref="Javax.Security.Sasl.SaslException">if the bytes cannot be successfully wrapped
/// </exception>
public virtual byte[] Wrap(byte[] bytes, int off, int len)
{
if (saslClient != null)
{
return(saslClient.Wrap(bytes, off, len));
}
else
{
return(saslServer.Wrap(bytes, off, len));
}
}
/// <summary>
/// Writes <code>len</code> bytes from the specified byte array starting at
/// offset <code>off</code> to this output stream.
/// </summary>
/// <param name="inBuf">the data.</param>
/// <param name="off">the start offset in the data.</param>
/// <param name="len">the number of bytes to write.</param>
/// <exception>
/// IOException
/// if an I/O error occurs.
/// </exception>
/// <exception cref="System.IO.IOException"/>
public override void Write(byte[] inBuf, int off, int len)
{
if (!useWrap)
{
outStream.Write(inBuf, off, len);
return;
}
try
{
if (saslServer != null)
{
// using saslServer
saslToken = saslServer.Wrap(inBuf, off, len);
}
else
{
// using saslClient
saslToken = saslClient.Wrap(inBuf, off, len);
}
}
catch (SaslException se)
{
try
{
DisposeSasl();
}
catch (SaslException)
{
}
throw;
}
if (saslToken != null)
{
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
DataOutputStream dout = new DataOutputStream(byteOut);
dout.WriteInt(saslToken.Length);
outStream.Write(byteOut.ToByteArray());
outStream.Write(saslToken, 0, saslToken.Length);
saslToken = null;
}
}