dst[dstIndex + CMD_OFFSET] = command;
        dst[dstIndex + FLAGS_OFFSET] = flags;
        writeInt2(flags2, dst, dstIndex + FLAGS_OFFSET + 1);
        dstIndex += TID_OFFSET;
        writeInt2(tid, dst, dstIndex);
        writeInt2(pid, dst, dstIndex + 2);
        writeInt2(uid, dst, dstIndex + 4);
        writeInt2(mid, dst, dstIndex + 6);
        return HEADER_LENGTH;
    }

    @Test
    void testNegativeValueHandling() {
        byte[] buffer = new byte[8];

        // Test negative values in writeInt4
        SMBUtil.writeInt4(-1L, buffer, 0);
        assertEquals(-1, SMBUtil.readInt4(buffer, 0));

        // Test negative values in writeInt8
        SMBUtil.writeInt8(-1L, buffer, 0);
        assertEquals(-1L, SMBUtil.readInt8(buffer, 0));
    }

        final int start = dstIndex;

        writeInt2(sid, dst, dstIndex);
        dstIndex += 2;
        writeInt2(Trans2FindFirst2.LIST_COUNT, dst, dstIndex);
        dstIndex += 2;
        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        writeInt4(resumeKey, dst, dstIndex);
        dstIndex += 4;
        writeInt2(flags, dst, dstIndex);
        dstIndex += 2;

        }
        if (notificationEnabled) {
            flags |= DIRECTORY_LEASE_FLAG_NOTIFICATIONS;
        }
        writeInt4(buffer, dataOffset, flags);
        dataOffset += 4;
        
        // NotificationFilter (4 bytes)
        writeInt4(buffer, dataOffset, notificationFilter);
    }
    
    @Override
    public void decode(byte[] buffer, int offset, int length) {

        final int start = dstIndex;

        writeInt2(searchAttributes, dst, dstIndex);
        dstIndex += 2;
        writeInt2(LIST_COUNT, dst, dstIndex);
        dstIndex += 2;
        writeInt2(flags, dst, dstIndex);
        dstIndex += 2;
        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        writeInt4(searchStorageType, dst, dstIndex);
        dstIndex += 4;

    static final int MAX_MESSAGE_SIZE = 0x0001FFFF;
    static final int HEADER_LENGTH = 4;

    static void writeInt2(final int val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) (val >> 8 & 0xFF);
        dstIndex++;
        dst[dstIndex] = (byte) (val & 0xFF);
    }

    static void writeInt4(final int val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) (val >> 24 & 0xFF);
        dstIndex++;

            writeInt2(flags, dst, dstIndex);
            dstIndex += 2;
            writeInt4(timeout, dst, dstIndex);
            dstIndex += 4;
            dst[dstIndex++] = (byte) 0x00; // Reserved2
            dst[dstIndex++] = (byte) 0x00;
        }
        writeInt2(parameterCount, dst, dstIndex);
        dstIndex += 2;

    
    if (rdmaChannelInfo != null) {
        // Add RDMA read channel info
        writeInt4(dst, dstIndex + written, rdmaChannelInfo.getRemoteKey());
        written += 4;
        writeInt8(dst, dstIndex + written, rdmaChannelInfo.getAddress());
        written += 8;
        writeInt4(dst, dstIndex + written, rdmaChannelInfo.getLength());
        written += 4;
    }
    
    return written;
}

        SMBUtil.writeInt4(0, buffer, headerStart + 16);
        // Next command
        SMBUtil.writeInt4(0, buffer, headerStart + 20);
        // Message ID
        SMBUtil.writeInt8(1, buffer, headerStart + 24);
        // Reserved/Async ID
        SMBUtil.writeInt8(0, buffer, headerStart + 32);
        // Session ID
        SMBUtil.writeInt8(0, buffer, headerStart + 40);
        // Signature

        int dataOffset = offset;
        SMBUtil.writeInt4(0, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(8, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(1000000, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt4(500000, buffer, dataOffset);
        dataOffset += 4;
        SMBUtil.writeInt2(512, buffer, dataOffset);

        // Set dataCount