dstIndex += 8; // RootDirectory = 0

        final byte[] nameBytes = this.fileName.getBytes(StandardCharsets.UTF_16LE);

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

        System.arraycopy(nameBytes, 0, dst, dstIndex, nameBytes.length);
        dstIndex += nameBytes.length;

        return dstIndex - start;
    }

    /**
     * {@inheritDoc}

class MIENameTest {

    // Helper to build a valid buffer according to the expected layout.
    private static byte[] buildBuffer(byte[] oidDer, byte[] nameBytes) {
        byte[] tokId = new byte[] { 0x04, 0x01 };
        int oidLen = oidDer.length;
        int nameLen = nameBytes.length;

        byte[] buf = new byte[2 + 2 + oidLen + 4 + nameLen];
        int i = 0;
        // TOK_ID
        buf[i++] = tokId[0];

        assertEquals(32, SMBUtil.readInt4(buffer, 12));

        // Verify context name is encoded at offset 16
        byte[] nameBytes = new byte[4];
        System.arraycopy(buffer, 16, nameBytes, 0, 4);
        assertArrayEquals("RqLs".getBytes(), nameBytes);

        // Verify lease key is encoded at offset 24 (after header + name + padding)
        byte[] encodedKey = new byte[16];

        dstIndex += 8;
        SMBUtil.writeInt4(this.nameBytes.length, dst, dstIndex);
        dstIndex += 4;

        dst[dstIndex] = (byte) (this.timeoutSpecified ? 0x1 : 0x0);
        dstIndex++;
        dstIndex++; // Padding

        System.arraycopy(this.nameBytes, 0, dst, dstIndex, this.nameBytes.length);
        dstIndex += this.nameBytes.length;

        return dstIndex - start;
    }

    /**

        // filename bytes, then null terminator
        byte[] nameBytes = name.getBytes();
        for (int i = 0; i < nameBytes.length; i++) {
            assertEquals(nameBytes[i], dst[12 + i], "Filename byte mismatch at index " + i);
        }
        assertEquals((byte) 0x00, dst[12 + nameBytes.length], "Filename must be null-terminated");
    }

    /**