byte[] buffer = new byte[32];
        // Mock data for FsFullSizeInformation
        writeInt8(3000, buffer, 0); // total allocation units
        writeInt8(1500, buffer, 8); // caller available allocation units
        writeInt8(1500, buffer, 16); // actual free units (skipped)
        writeInt4(4, buffer, 24); // sectors per allocation unit
        writeInt4(8192, buffer, 28); // bytes per sector

        // Entry 1
        writeInt4(120, buffer, bufferIndex); // nextEntryOffset = 120 (relative)
        writeInt4(1, buffer, bufferIndex + 4); // fileIndex = 1
        writeTime(1672531200000L, buffer, bufferIndex + 8); // creationTime
        writeTime(1672617600000L, buffer, bufferIndex + 24); // lastWriteTime
        writeInt8(2048, buffer, bufferIndex + 40); // endOfFile

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

        dstIndex += 4;
        writeInt4(parameterCount == 0 ? 0 : parameterOffset, dst, dstIndex);
        dstIndex += 4;
        if (command == SMB_COM_NT_TRANSACT_SECONDARY) {
            writeInt4(parameterDisplacement, dst, dstIndex);
            dstIndex += 4;
        }
        writeInt4(dataCount, dst, dstIndex);
        dstIndex += 4;
        writeInt4(dataCount == 0 ? 0 : dataOffset, dst, dstIndex);

        // totalParameterCount = 10
        writeInt4(10, buffer, bufferIndex);
        bufferIndex += 4;
        // totalDataCount = 20
        writeInt4(20, buffer, bufferIndex);
        bufferIndex += 4;
        // parameterCount = 5
        writeInt4(5, buffer, bufferIndex);
        bufferIndex += 4;
        // parameterOffset = 30
        writeInt4(30, buffer, bufferIndex);
        bufferIndex += 4;

        // Write context header
        writeInt4(buffer, offset, getName().length());  // NameOffset
        writeInt4(buffer, offset + 4, getName().length());  // NameLength
        writeInt4(buffer, offset + 8, 16);  // Reserved
        
        int dataOffset = offset + 16 + getName().length();
        dataOffset = (dataOffset + 7) & ~7;  // 8-byte alignment
        

        final int start = dstIndex;

        writeInt2(flags, dst, dstIndex);
        dstIndex += 2;
        writeInt2(desiredAccess, dst, dstIndex);
        dstIndex += 2;
        writeInt2(searchAttributes, dst, dstIndex);
        dstIndex += 2;
        writeInt2(fileAttributes, dst, dstIndex);
        dstIndex += 2;
        creationTime = 0;
        writeInt4(creationTime, dst, dstIndex);
        dstIndex += 4;

        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        writeInt2(maxCount, dst, dstIndex);
        dstIndex += 2;
        writeInt2(minCount, dst, dstIndex);
        dstIndex += 2;
        writeInt4(openTimeout, dst, dstIndex);
        dstIndex += 4;
        writeInt2(remaining, dst, dstIndex);
        dstIndex += 2;

        dataOffset += pad;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        for (int i = 0; i < 4; i++) {
            dst[dstIndex++] = (byte) 0xFF;
        }
        writeInt2(writeMode, dst, dstIndex);
        dstIndex += 2;
        writeInt2(remaining, dst, dstIndex);
        dstIndex += 2;

     * @param val the value to write
     * @param dst the destination byte array
     * @param dstIndex the starting index in the destination array
     */
    public static void writeInt4(long val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) val;
        dstIndex++;
        dst[dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >> 8);
    }