int n = next.writeParametersWireFormat(buf, 0);
        assertEquals(buf.length, n, "Parameter bytes written should match expected length");
        // informationLevel LE at offset 4..5
        assertEquals((byte) 0x04, buf[4]);
        assertEquals((byte) 0x01, buf[5]);
    }

    /**
     * Ensures writeSetupWireFormat writes subcommand and trailing zero, returning 2.
     */
    @Test

	ReadFile(ctx context.Context, volume string, path string, offset int64, buf []byte, verifier *BitrotVerifier) (n int64, err error)
	AppendFile(ctx context.Context, volume string, path string, buf []byte) (err error)
	CreateFile(ctx context.Context, origvolume, olume, path string, size int64, reader io.Reader) error
	ReadFileStream(ctx context.Context, volume, path string, offset, length int64) (io.ReadCloser, error)

        int dstIndex = 50; // Start at offset 50

        // When
        int result = smbComRename.writeBytesWireFormat(dst, dstIndex);

        // Then
        assertTrue(result > 0);
        assertEquals((byte) 0x04, dst[dstIndex]); // First buffer format byte at offset
    }

    /**
     * Test that search attributes are set correctly
     */

                                        </div>
                                    </div>
                                    <div class="form-group row">
                                        <div class="offset-sm-2 col-sm-10">
                                            <button type="submit" class="btn btn-primary" id="submit"
                                                    name="search"

        byte[] hdr = new byte[64]; // SMB2 header is 64 bytes
        System.arraycopy(SMBUtil.SMB2_HEADER, 0, hdr, 0, 64);
        // Write Status (little-endian) at offset 8 in the SMB2 header
        SMBUtil.writeInt4(status, hdr, 8);
        // Write Command = SMB2_IOCTL (0x000B) at offset 12
        SMBUtil.writeInt2(0x000B, hdr, 12);
        // Mark as server response to be realistic (optional)

          private final ByteArrayOutputStream out = new ByteArrayOutputStream();

          @Override
          public boolean processBytes(byte[] buffer, int offset, int length) throws IOException {
            if (length >= 0) {
              out.write(buffer, offset, length);
            }
            return true;
          }

          @Override
          public byte[] getResult() {

     */
    int read(byte[] b) throws SmbException;

    /**
     * Read into buffer from current position
     *
     * @param b
     *            buffer
     * @param off
     *            offset into buffer
     * @param len
     *            read up to <code>len</code> bytes
     * @return number of bytes read
     * @throws SmbException if an I/O error occurs during read
     */

	ErrUnexpectedEOF = DecoderError{msg: "unexpected end of JSON input"}
	ErrMaxDepth      = DecoderError{msg: "maximum recursion depth exceeded"}
)

type errPos [2]int // line number, byte offset where error occurred

// DecoderError contains a detailed decoding error.
type DecoderError struct {
	msg       string // description of error
	context   string // additional error context
	pos       errPos

        // Then
        assertTrue(bytesWritten > 36);

        // Verify negotiate context count
        assertEquals(2, SMBUtil.readInt2(buffer, 32));

        // Verify negotiate context offset is set
        int contextOffset = SMBUtil.readInt4(buffer, 28);
        assertTrue(contextOffset > 0);

        // Skip detailed context verification since we can't access headerStart

        return this.file.ensureTreeConnected();
    }

    /**
     * Writes len bytes from the specified byte array starting at
     * offset off to this file output stream.
     *
     * @param b
     *            The array
     * @param off the start offset in the data
     * @param len the number of bytes to write
     * @throws IOException
     *             if a network error occurs
     */