fill int
}

// reset scratch buffer
func (s *scratch) reset() { s.fill = 0 }

// bytes returns the written contents of scratch buffer
func (s *scratch) bytes() []byte { return s.data[0:s.fill] }

// grow scratch buffer
func (s *scratch) grow() {
	ndata := make([]byte, cap(s.data)*2)
	copy(ndata, s.data)
	s.data = ndata
}

// append single byte to scratch buffer
func (s *scratch) add(c byte) {

            case SMB_QUERY_FS_SIZE_INFO:
                return readSmbQueryFSSizeInfoWireFormat( buffer, bufferIndex );
            case SMB_FS_FULL_SIZE_INFORMATION:
                return readFsFullSizeInformationWireFormat( buffer, bufferIndex );
            default:
                return 0;
        }
    }

    int readSmbInfoAllocationWireFormat( byte[] buffer, int bufferIndex ) {

    }

    /**
     * Append content to the message buffer.
     *
     * @param value the content to append
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder a(char[] value) {
        return append(String.valueOf(value));
    }

    /**
     * Append content to the message buffer.
     *
     * @param value the content to append

        StringBuilder buffer = new StringBuilder(128);

        buffer.append((groupId != null && !groupId.isEmpty()) ? groupId : "[unknown-group-id]");
        buffer.append(':');
        buffer.append((artifactId != null && !artifactId.isEmpty()) ? artifactId : "[unknown-artifact-id]");
        buffer.append(':');

    T pivotValue = uncheckedCastNullableTToT(buffer[pivotIndex]);
    buffer[pivotIndex] = buffer[right];

    int pivotNewIndex = left;
    for (int i = left; i < right; i++) {
      if (comparator.compare(uncheckedCastNullableTToT(buffer[i]), pivotValue) < 0) {
        swap(pivotNewIndex, i);
        pivotNewIndex++;
      }
    }
    buffer[right] = buffer[pivotNewIndex];
    buffer[pivotNewIndex] = pivotValue;

            buffer.append(ALPHABET.charAt((block >>> 6) & 0x3f));
            buffer.append(ALPHABET.charAt(block & 0x3f));
        }
        if (remainder == 0) return buffer.toString();
        if (remainder == 1) {
            block = (bytes[i] & 0xff) << 4;
            buffer.append(ALPHABET.charAt(block >>> 6));
            buffer.append(ALPHABET.charAt(block & 0x3f));

    }


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


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


    @Override
    protected int readDataWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;

        public short length;
        public short maximum_length;
        public short[] buffer;

        public void encode(NdrBuffer _dst) throws NdrException {
            _dst.align(4);
            _dst.enc_ndr_short(length);
            _dst.enc_ndr_short(maximum_length);
            _dst.enc_ndr_referent(buffer, 1);

            if (buffer != null) {
                _dst = _dst.deferred;

     */
    @Override
    public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
        int start = bufferIndex;
        this.chunksWritten = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.chunkBytesWritten = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;
        this.totalBytesWritten = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

	return &ExecList{
		Cmd:  cmd,
		Args: args,
	}
}

func ExecuteOutput(cmd string, args ...string) (string, error) {
	externalCommand := exec.Command(cmd, args...)
	stdout := &bytes.Buffer{}
	stderr := &bytes.Buffer{}
	externalCommand.Stdout = stdout
	externalCommand.Stderr = stderr

	err := externalCommand.Run()

	if err != nil || len(stderr.Bytes()) != 0 {
		return stderr.String(), err
	}