}
        return 0;
    }

    @Override
    public void write(final int b) throws SmbException {
        this.tmp[0] = (byte) b;
        write(this.tmp, 0, 1);
    }

    @Override
    public void write(final byte b[]) throws SmbException {
        write(b, 0, b.length);
    }

    @Override
    public void write(final byte b[], int off, int len) throws SmbException {
        if (len <= 0) {

            int bufferIndex = 0;

            // Write structure size (24)
            SMBUtil.writeInt2(24, buffer, bufferIndex);

            // Write oplock level at offset 2
            byte expectedOplockLevel = (byte) 0x02; // SMB2_OPLOCK_LEVEL_II
            buffer[bufferIndex + 2] = expectedOplockLevel;

            // Write reserved field (4 bytes at offset 4)
            bufferIndex += 4;

   * However, we can't usually write {@code throw t;} when {@code t} has a static type of {@link
   * Throwable}. But we <i>can</i> write {@code sneakyThrow(t);}.
   *
   * <p>We sometimes also use {@code sneakyThrow} for testing how our code responds to
   * sneaky checked exception.
   *
   * @return never; this method declares a return type of {@link Error} only so that callers can

   * However, we can't usually write {@code throw t;} when {@code t} has a static type of {@link
   * Throwable}. But we <i>can</i> write {@code sneakyThrow(t);}.
   *
   * <p>We sometimes also use {@code sneakyThrow} for testing how our code responds to
   * sneaky checked exception.
   *
   * @return never; this method declares a return type of {@link Error} only so that callers can

    this.hasher = checkNotNull(hashFunction.newHasher());
  }

  @Override
  public void write(int b) throws IOException {
    hasher.putByte((byte) b);
    out.write(b);
  }

  @Override
  public void write(byte[] bytes, int off, int len) throws IOException {
    hasher.putBytes(bytes, off, len);
    out.write(bytes, off, len);
  }

  /**

        SMBUtil.writeInt4(52, dst, dstIndex); // DataLength
        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write lease V2 data (52 bytes total)
        leaseKey.encode(dst, dstIndex); // LeaseKey (16 bytes)
        dstIndex += 16;

        expectedBuffer.putInt(0, value);
        assertArrayEquals(expectedBuffer.array(), data, "Should write positive ULong correctly.");

        // Test with zero
        value = 0;
        NtlmMessage.writeULong(data, 0, value);
        expectedBuffer.putInt(0, value);
        assertArrayEquals(expectedBuffer.array(), data, "Should write zero ULong correctly.");

        // Test with max int value (unsigned interpretation)

        for (final String dialect : this.dialects) {
            bos.write(0x02);
            try {
                bos.write(Strings.getASCIIBytes(dialect));
            } catch (final IOException e) {
                throw new RuntimeCIFSException(e);
            }
            bos.write(0x0);
        }

        System.arraycopy(bos.toByteArray(), 0, dst, dstIndex, bos.size());

        recordError();
    }

    /**
     * Record start of a write request
     *
     * @param bytes number of bytes being written
     */
    public void recordWriteRequest(int bytes) {
        // Track that a write was requested
        rdmaWrites.incrementAndGet();
    }

    /**
     * Record successful completion of a write request
     *
     * @param bytes number of bytes successfully written

 * following lifecycle:
 *
 *  1. [Send request headers][writeRequest].
 *  2. Open a sink to write the request body. Either [known][newKnownLengthSink] or
 *     [chunked][newChunkedSink].
 *  3. Write to and then close that sink.
 *  4. [Read response headers][readResponseHeaders].
 *  5. Open a source to read the response body. Either [fixed-length][newFixedLengthSource],