SMBUtil.writeInt2(transformOffset, dst, dstIndex); // writeChannelInfoOffset
            SMBUtil.writeInt2(16, dst, dstIndex + 2); // writeChannelInfoLength (size of SMB2_RDMA_TRANSFORM)
        } else {
            SMBUtil.writeInt2(0, dst, dstIndex); // writeChannelInfoOffset
            SMBUtil.writeInt2(0, dst, dstIndex + 2); // writeChannelInfoLength
        }
        dstIndex += 4;

        final int start = dstIndex;
        SMBUtil.writeInt2(36, dst, dstIndex);
        SMBUtil.writeInt2(this.dialects.length, dst, dstIndex + 2);
        dstIndex += 4;

        SMBUtil.writeInt2(this.securityMode, dst, dstIndex);
        SMBUtil.writeInt2(0, dst, dstIndex + 2); // Reserved
        dstIndex += 4;

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

        writeInt4(buffer, dataOffset + 16, leaseState);  // LeaseState
        writeInt4(buffer, dataOffset + 20, leaseFlags);  // LeaseFlags
        writeInt8(buffer, dataOffset + 24, leaseDuration);  // LeaseDuration
        
        if (isV2()) {
            System.arraycopy(parentLeaseKey.getKey(), 0, buffer, dataOffset + 32, 16);  // ParentLeaseKey
            writeInt2(buffer, dataOffset + 48, epoch);  // Epoch

        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;
    }

        dstIndex += 2;
        SMBUtil.writeInt4(this.flags0, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt4(this.rootDirectoryFid, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt4(this.desiredAccess, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt8(this.allocationSize, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt4(this.extFileAttributes, dst, dstIndex);

        assertEquals(26, written);

        // Check that padding bytes are zeros
        // The implementation writes 8 bytes with writeInt8 but only increments by 6
        // This means bytes 20-27 will be zero (8 bytes written by writeInt8)
        for (int i = 20; i < 28; i++) {
            assertEquals(0, buffer[i], "Padding byte at position " + i + " should be 0");
        }

        int nameLen = getName().length();
        writeInt4(buffer, offset, 16);  // Next
        writeInt2(buffer, offset + 4, nameLen);  // NameOffset
        writeInt2(buffer, offset + 6, nameLen);  // NameLength
        writeInt2(buffer, offset + 8, 0);  // Reserved
        writeInt2(buffer, offset + 10, STRUCTURE_SIZE);  // DataOffset
        writeInt4(buffer, offset + 12, STRUCTURE_SIZE);  // DataLength
        

        byte[] result = new byte[4 + data.length];
        SMBUtil.writeInt2(avId, result, 0);
        SMBUtil.writeInt2(data.length, result, 2);
        System.arraycopy(data, 0, result, 4, data.length);
        return result;
    }

    private byte[] createEolData() {
        byte[] result = new byte[4];
        SMBUtil.writeInt2(AvPair.MsvAvEOL, result, 0);
        SMBUtil.writeInt2(0, result, 2);
        return result;
    }

    /**

        int dataOffset = offset + getStandardLeaseSize();
        
        // CacheScope (4 bytes)
        writeInt4(buffer, dataOffset, cacheScope.ordinal());
        dataOffset += 4;
        
        // MaxCacheAge (8 bytes)
        writeInt8(buffer, dataOffset, maxCacheAge);
        dataOffset += 8;
        
        // Flags (4 bytes)
        int flags = 0;

    
    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;
}