offset += 2;

        SMBUtil.writeInt4(52, buffer, offset); // DataLength (32 standard + 20 directory-specific)
        offset += 4;

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

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

        // Write standard lease data (32 bytes)

        } catch (final UnsupportedEncodingException uee) {
            return 0;
        }

        writeInt2(NET_SHARE_ENUM, dst, dstIndex);
        dstIndex += 2;
        System.arraycopy(descr, 0, dst, dstIndex, descr.length);
        dstIndex += descr.length;
        writeInt2(0x0001, dst, dstIndex);
        dstIndex += 2;
        writeInt2(maxDataCount, dst, dstIndex);
        dstIndex += 2;

            throw new SMBProtocolDecodingException("Lease V1 context data too short: " + len);
        }

        // Read lease V1 data (32 bytes)
        byte[] keyBytes = new byte[16];
        System.arraycopy(buffer, bufferIndex, keyBytes, 0, 16);
        this.leaseKey = new Smb2LeaseKey(keyBytes);
        bufferIndex += 16;

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

        final int start = bufferIndex;

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

        System.arraycopy(buffer, bufferIndex, this.serverGuid, 0, 16);
        bufferIndex += 16;

        this.securityMode = SMBUtil.readInt2(buffer, bufferIndex);
        this.dialect = SMBUtil.readInt2(buffer, bufferIndex + 2);

    void testDecodeMethodIntegration() throws Exception {
        byte[] buffer = new byte[1024];
        int bufferIndex = 0;

        // Prepare SMB2 header (64 bytes)
        // Protocol ID
        System.arraycopy(new byte[] { (byte) 0xFE, 'S', 'M', 'B' }, 0, buffer, bufferIndex, 4);
        // Header length
        SMBUtil.writeInt2(64, buffer, bufferIndex + 4);
        // Credit charge

     * @param i the starting index in the array
     * @param l the number of bytes to write
     */
    public void writeOctetArray(final byte[] b, final int i, final int l) {
        System.arraycopy(b, i, this.buf, this.index, l);
        advance(l);
    }

    /**
     * Reads an octet array from the buffer.
     *
     * @param b the byte array to read into

            this.digest.sign(dst, this.headerStart, this.length, this, getResponse());
        }

        if (isRetainPayload()) {
            this.rawPayload = new byte[len];
            System.arraycopy(dst, start, this.rawPayload, 0, len);
        }

        return len;
    }

    /**
     * Rounds up the size to 8-byte alignment.
     *
     * @param size the size to align

        readFully(bytes);

        final byte[] sidBytes = new byte[8 + bytes.length];
        sidBytes[0] = 1;
        sidBytes[1] = (byte) (bytes.length / 4);
        System.arraycopy(new byte[] { 0, 0, 0, 0, 0, 5 }, 0, sidBytes, 2, 6);
        System.arraycopy(bytes, 0, sidBytes, 8, bytes.length);

        return new SID(sidBytes, 0);
    }

    /**
     * Reads a full Security Identifier (SID) structure.

        int offset = 50;

        byte[] smallBuffer = createValidNotificationBuffer(fileName, action);
        byte[] buffer = new byte[smallBuffer.length + offset + 50];
        System.arraycopy(smallBuffer, 0, buffer, offset, smallBuffer.length);

        int bytesRead = notifyInfo.decode(buffer, offset, smallBuffer.length);

        assertTrue(bytesRead > 0);

    checkArgument(
        rest.length <= Integer.MAX_VALUE - 1, "the total number of elements must fit in an int");
    long[] array = new long[rest.length + 1];
    array[0] = first;
    System.arraycopy(rest, 0, array, 1, rest.length);
    return new ImmutableLongArray(array);
  }

  /** Returns an immutable array containing the given values, in order. */
  public static ImmutableLongArray copyOf(long[] values) {