}
  }

  /** A sink that writes outgoing data frames of a stream. This class is not thread safe. */
  inner class FramingSink(
    /** True if either side has cleanly shut down this stream. We shall send no more bytes. */
    var finished: Boolean = false,
  ) : Sink {
    /**
     * Buffer of outgoing data. This batches writes of small writes into this sink as larges frames

    public CharSink createSink() throws IOException {
      File file = createFile();
      if (initialString != null) {
        Writer writer = new OutputStreamWriter(new FileOutputStream(file), UTF_8);
        try {
          writer.write(initialString);
        } finally {
          writer.close();
        }
        return Files.asCharSink(file, UTF_8, FileWriteMode.APPEND);
      }

        assertEquals(4, written, "Should report 4 bytes written");
        // StructureSize (2 bytes, LE) == 4
        assertEquals(4, SMBUtil.readInt2(buf, offset));
        // Reserved (2 bytes, LE) == 0
        assertEquals(0, SMBUtil.readInt2(buf, offset + 2));
    }

    @Test
    @DisplayName("writeBytesWireFormat throws when buffer too small")
    void writeBytesWireFormat_throwsIfInsufficientSpace() {
        // Arrange

        byte[] minBuffer = new byte[2];
        int written = trans2QueryFSInfo.writeSetupWireFormat(minBuffer, 0);
        assertEquals(2, written);

        // Test with exact parameter size
        byte[] paramBuffer = new byte[2];
        written = trans2QueryFSInfo.writeParametersWireFormat(paramBuffer, 0);
        assertEquals(2, written);

        // Test with zero-length data buffer

      failed = true

      socketToCancel = this.socket

      writerToClose = this.writer
      this.writer = null

      if (!isWriter && writerToClose != null) {
        // If the caller isn't the writer thread, get that thread to close the writer.
        taskQueue.execute("$name writer close", cancelable = false) {
          writerToClose.closeQuietly()
        }
      }

  ) {
    fun writeOut(sink: BufferedSink) {
      with(sink) {
        writeInt(totalRuleBytes)
        for (domain in sortedRules) {
          write(domain).writeByte(NEWLINE)
        }
        writeInt(totalExceptionRuleBytes)
        for (domain in sortedExceptionRules) {
          write(domain).writeByte(NEWLINE)
        }
      }
    }
  }

                // Add newline at end for Windows 'for /f' command compatibility
                try (Writer writer = Files.newBufferedWriter(outputFile, StandardCharsets.UTF_8)) {
                    writer.write(result);
                    if (!result.isEmpty()) {
                        writer.write(System.lineSeparator());
                    }
                }
            } else {
                System.out.print(result);

        return buffer[bufferIndex] & 0xFF;
    }

    int type, length;

    /**
     * Writes the packet to the specified byte array in wire format.
     *
     * @param dst the destination byte array to write to
     * @param dstIndex the starting index in the destination array
     * @return written bytes
     */
    public int writeWireFormat(final byte[] dst, final int dstIndex) {

     * 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
     * may be necessary that an addition thread be used to read and
     * write to a Named Pipe.

     */

    /**
     * Writes the parameter words portion of the SMB message to the wire format.
     *
     * @param dst the destination buffer
     * @param dstIndex the starting offset in the buffer
     * @return the number of bytes written
     */
    protected abstract int writeParameterWordsWireFormat(byte[] dst, int dstIndex);

    /**