@DisplayName("readSetupWireFormat returns 0 regardless of buffer and length")
        void readSetupWireFormatReturnsZero(int len) {
            TransWaitNamedPipeResponse resp = new TransWaitNamedPipeResponse();
            assertEquals(0, resp.readSetupWireFormat(new byte[10], 0, len), "readSetupWireFormat should always return 0");
        }

        @ParameterizedTest
        @ValueSource(ints = { 0, 3, -3, Integer.MAX_VALUE })

    int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        if (pipe.pipeIn != null) {

        assertEquals(len, enc.size(), "size() must equal provided length");
        assertEquals(len, written, "encode() must return number of bytes written");

        // Assert: copied region equals the source slice.
        for (int i = 0; i < len; i++) {
            assertEquals(src[off + i], dst[dstIndex + i], "Byte mismatch at " + i);
        }

        final int len = super.decode(buffer, bufferIndex);
        if (this.byteCount == 0) {
            // otherwise hasMore may not be correctly set
            readBytesWireFormat(buffer, len + bufferIndex);
        }
        nextElement();
        return len;
    }

    @Override

                int len = 0;
                // Use appropriate string decoding based on Unicode flag
                try {
                    if ((flags2 & FLAGS2_UNICODE) == FLAGS2_UNICODE) {
                        while (buffer[bufferIndex + len] != (byte) 0x00 || buffer[bufferIndex + len + 1] != (byte) 0x00) {
                            len += 2;
                            if (len > 256) {

        return 0;
    }

    @Override
    protected int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;

        int elemStart = start;

                 * one might be able to reduce this.
                 */

                if (len > 0 && src[srcIndex + len - 1] == '\0') {
                    len--;
                }
                str = new String(src, srcIndex, len, SmbConstants.OEM_ENCODING);
            }
        } catch (final UnsupportedEncodingException uee) {
            if (LogStream.level > 1) {

    return putBytes(bytes, 0, bytes.length);
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes, int off, int len) {
    Preconditions.checkPositionIndexes(off, off + len, bytes.length);
    for (int i = 0; i < len; i++) {
      putByte(bytes[off + i]);
    }
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(ByteBuffer b) {

     * @param len the length of data to write
     */
    public TransCallNamedPipe(final Configuration config, final String pipeName, final byte[] data, final int off, final int len) {
        super(config, SMB_COM_TRANSACTION, TRANS_CALL_NAMED_PIPE);
        this.name = pipeName;
        this.pipeData = data;
        this.pipeDataOff = off;
        this.pipeDataLen = len;
        this.timeout = 0xFFFFFFFF;

     * @param len the length of data to send
     */
    public TransTransactNamedPipe(final Configuration config, final int fid, final byte[] data, final int off, final int len) {
        super(config, SMB_COM_TRANSACTION, TRANS_TRANSACT_NAMED_PIPE);
        this.pipeFid = fid;
        this.pipeData = data;
        this.pipeDataOff = off;
        this.pipeDataLen = len;
        this.maxParameterCount = 0;