// Verify structure:
        // Offset 0-1: FID (2 bytes)
        // Offset 2-3: Reserved (2 bytes, should be 0x00)
        // Offset 4-7: Security Information (4 bytes)
        assertEquals(8, bytesWritten);

        // Check FID
        assertEquals(0xABCD, SMBUtil.readInt2(dst, 10));

        // Check reserved bytes are zero
        assertEquals(0x00, dst[12]);
        assertEquals(0x00, dst[13]);

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = this.watchTree ? (byte) 0x01 : (byte) 0x00; // watchTree
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00; // Reserved
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb1.trans.SmbComTransaction#writeParametersWireFormat(byte[], int)
     */
    @Override

            }

            // Check for Windows reserved names
            String upperComponent = component.toUpperCase();
            if (WINDOWS_RESERVED.contains(upperComponent) || upperComponent.matches("^(CON|PRN|AUX|NUL|COM[1-9]|LPT[1-9])(\\.[^.]+)?$")) {
                throw new SmbException("Path contains Windows reserved name: " + component);
            }

        dstIndex += 8;
        SMBUtil.writeInt8(this.targetOffset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt4(this.length, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // reserved
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Encodable#size()
     */
    @Override
    public int size() {
        return 24;
    }

        System.arraycopy(this.sourceKey, 0, dst, dstIndex, 24);
        dstIndex += 24;

        SMBUtil.writeInt4(this.chunks.length, dst, dstIndex);
        dstIndex += 4;

        dstIndex += 4; // Reserved

        for (final SrvCopychunk chk : this.chunks) {
            dstIndex += chk.encode(dst, dstIndex);
        }
        return dstIndex - start;
    }

    /**
     * {@inheritDoc}
     *

     *
     * @param config the configuration
     * @param compressionAlgorithms the supported compression algorithms
     * @param flags compression flags (reserved, should be 0)
     */
    public CompressionNegotiateContext(final Configuration config, final int[] compressionAlgorithms, final int flags) {

        this.leaseState = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        this.leaseFlags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // LeaseDuration (8 bytes) - reserved, skip
        bufferIndex += 8;

        return bufferIndex - start;
    }

        if (this.structureSize != 44) {
            throw new SMBProtocolDecodingException("Invalid lease break structure size: " + this.structureSize);
        }
        bufferIndex += 2;

        // Reserved (2 bytes)
        bufferIndex += 2;

        // Flags (4 bytes)
        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // LeaseKey (16 bytes)

            this.bufDataStart = this.totalParameterCount;
        }
        bufferIndex += 2;
        this.totalDataCount = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4; // Reserved
        this.parameterCount = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.parameterOffset = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        assertEquals(24, SMBUtil.readInt2(buffer, offset));

        // Verify close flags (2 bytes at offset+2, should be 0 by default)
        assertEquals(0, SMBUtil.readInt2(buffer, offset + 2));

        // Verify Reserved (4 bytes at offset+4, should be 0)
        assertEquals(0, SMBUtil.readInt4(buffer, offset + 4));

        // Verify file ID is copied correctly (16 bytes starting at offset+8)
        byte[] copiedFileId = new byte[16];