}
        this.ptype = buf.dec_ndr_small();
        this.flags = buf.dec_ndr_small();
        if ( buf.dec_ndr_long() != 0x00000010 ) { /* Little-endian / ASCII / IEEE */
            throw new NdrException("Data representation not supported");
        }
        this.length = buf.dec_ndr_short();
        if ( buf.dec_ndr_short() != 0 ) {
            throw new NdrException("DCERPC authentication not supported");
        }

            }

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

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

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

// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

    private static void verifyAESMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {
        verifyAESHMAC(usage, expect, key, Hex.decode(data));
    }


    private static void verifyArcfourHMAC ( int usage, String expect, String data, String key ) throws GeneralSecurityException {
        verifyArcfourHMAC(usage, expect, key, Hex.decode(data));
    }


    /**
     * @param expect

    private final DfsReferralData data;


    /**
     * @param dr
     */
    public DfsReferral ( DfsReferralData data ) {
        this.data = data;
    }


    public DfsReferralData getData () {
        return this.data;
    }


    @Override
    public String toString () {
        return this.data.toString();
    }

    public static byte[] decrypt ( byte[] data, Key key, int type ) throws GeneralSecurityException {
        Cipher cipher = null;
        byte[] decrypt = null;

        switch ( type ) {
        case KerberosConstants.DES_ENC_TYPE:
            decrypt = decryptDES(data, key, cipher);
            break;
        case KerberosConstants.RC4_ENC_TYPE:
            decrypt = decryptRC4(data, key);
            break;
        default:

        bufferIndex += 4;
        this.messageLength = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.data = new byte[len - 16];
        if ( this.data.length > 0 ) {
            System.arraycopy(buffer, bufferIndex, this.data, 0, this.data.length);
        }
        return bufferIndex - start;
    }

class TransTransactNamedPipe extends SmbComTransaction {

    private byte[] pipeData;
    private int pipeFid, pipeDataOff, pipeDataLen;

    TransTransactNamedPipe( int fid, byte[] data, int off, int len ) {
        pipeFid = fid;
        pipeData = data;
        pipeDataOff = off;
        pipeDataLen = len;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_TRANSACT_NAMED_PIPE;
        maxParameterCount = 0;

    /**
     * Return the <code>InputStream</code> used to read information
     * from this pipe instance. Presumably data would first be written
     * to the <code>OutputStream</code> associated with this Named
     * Pipe instance although this is not a requirement (e.g. a
     * read-only named pipe would write data to this stream on
     * connection). Reading from this stream may block. Therefore it

     * 
     * @throws CIFSException
     *
     * @see jcifs.smb.SSPContext#calculateMIC(byte[])
     */
    @Override
    public byte[] calculateMIC ( byte[] data ) throws CIFSException {
        try {
            return this.gssContext.getMIC(data, 0, data.length, new MessageProp(false));
        }
        catch ( GSSException e ) {
            throw new CIFSException("Failed to calculate MIC", e);
        }
    }