short data3 = (short) mostSig; // next 2 bytes

        // Write in little-endian format as specified by MS-SMB2
        bb.putInt(data1); // data1 (4 bytes, little-endian)
        bb.putShort(data2); // data2 (2 bytes, little-endian)
        bb.putShort(data3); // data3 (2 bytes, little-endian)

        // Last 8 bytes (data4) written directly as big-endian bytes
        // Extract individual bytes from leastSig and write them directly