return this.mechContext.isPreferredMech(mech);
    }


    @Override
    public byte[] calculateMIC ( byte[] data ) throws CIFSException {
        if ( !this.completed ) {
            throw new CIFSException("Context is not established");
        }
        return this.mechContext.calculateMIC(data);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SSPContext#verifyMIC(byte[], byte[])

        if( Character.isDigit( hostname.charAt( 0 ))) {
            int i, len, dots;
            char[] data;

            i = dots = 0;                    /* quick IP address validation */
            len = hostname.length();
            data = hostname.toCharArray();
            while( i < len && Character.isDigit( data[i++] )) {
                if( i == len && dots == 3 ) {
                    // probably an IP address

        "The pipe state is invalid.",
        "All pipe instances are busy.",
        "The pipe is being closed.",
        "No process is on the other end of the pipe.",
        "More data is available.",
        "The list of servers for this workgroup is not currently available.",
    };

            if ( !kerberosOid.getId().equals(KerberosConstants.KERBEROS_OID) )
                throw new PACDecodingException("Not a kerberos token");


            // yes, there really is non ASN.1/DER data inside the tagged object
            int read = 0;
            int readLow = stream.read() & 0xff;
            int readHigh = stream.read() & 0xff;
            read = ( readHigh << 8 ) + readLow;

        "The pipe state is invalid.", "All pipe instances are busy.", "The pipe is being closed.", "No process is on the other end of the pipe.",
        "More data is available.", "The service is not available", "The list of servers for this workgroup is not currently available.",
    };

import jcifs.SmbPipeResource;
import jcifs.internal.smb1.com.SmbComNTCreateAndX;
import jcifs.internal.smb1.com.SmbComNTCreateAndXResponse;


/**
 * This class will allow a Java program to read and write data to Named
 * Pipes and Transact NamedPipes.
 *
 * <p>
 * There are three Win32 function calls provided by the Windows SDK
 * that are important in the context of using jCIFS. They are:
 *
 * <ul>

     *         resource or <code>smb://</code> if the resource is <code>smb://</code>
     *         itself.
     */

    String getName ();


    /**
     * 
     * @return dfs referral data
     */
    DfsReferralData getDfsReferral ();


    /**
     * Everything but the last component of the URL representing this SMB
     * resource is effectively it's parent. The root URL <code>smb://</code>

     */
    int getMaximumBufferSize ();


    /**
     * 
     * Property <tt>jcifs.smb.client.transaction_buf_size</tt> (int, default 65535)
     * 
     * @return maximum data size for SMB transactions
     */
    int getTransactionBufferSize ();


    /**
     * 
     * Property <tt>jcifs.smb.maxBuffers</tt> (int, default 16)
     * 

            }

            byte verify[] = new byte[read];
            randBytes(r, verify);
            byte actual[] = Arrays.copyOfRange(buffer, 0, read);

            assertArrayEquals("Data matches at offset " + p, actual, verify);

            p += read;
        }
        if ( expectEof ) {
            assertEquals("Expecting EOF", -1, is.read(buffer, 0, 1));
        }

    /**
     * Returns a {@link java.net.URL} for this <code>SmbFile</code>. The
     * <code>URL</code> may be used as any other <code>URL</code> might to
     * access an SMB resource. Currently only retrieving data and information
     * is supported (i.e. no <tt>doOutput</tt>).
     *
     * @deprecated Use getURL() instead
     * @return A new <code>{@link java.net.URL}</code> for this <code>SmbFile</code>
     */