assertEquals(6, bytesWritten);
        assertEquals(fid, SMBUtil.readInt2(dst, 0));
        // With a digest, the lastWriteTime should be written.
        // We can't verify the exact bytes without a real implementation of writeUTime,
        // but we can check that it's not zero.
        long writtenTime = SMBUtil.readInt4(dst, 2) & 0xFFFFFFFFL;
        // This is a weak check, but better than nothing.

        return readInt4(buffer, bufferIndex) * 1000L;
    }

    static void writeUTime(long t, final byte[] dst, final int dstIndex) {
        if (t == 0L || t == 0xFFFFFFFFFFFFFFFFL) {
            writeInt4(0xFFFFFFFF, dst, dstIndex);
            return;
        }
        synchronized (TZ) {
            if (TZ.inDaylightTime(new Date())) {
                // in DST

     * @param dst
     *            The destination byte array
     * @param dstIndex
     *            The starting index in the destination array
     */
    public static void writeUTime(final Configuration cfg, long t, final byte[] dst, final int dstIndex) {
        if (t == 0L || t == 0xFFFFFFFFFFFFFFFFL) {
            SMBUtil.writeInt4(0xFFFFFFFF, dst, dstIndex);
            return;
        }

        long maxTime = System.currentTimeMillis() + 1000000000000L;
        SMBUtil.writeTime(maxTime, buffer, 8); // creationTime
        SMBUtil.writeTime(maxTime, buffer, 16); // lastAccessTime
        SMBUtil.writeTime(maxTime, buffer, 24); // lastWriteTime
        SMBUtil.writeTime(maxTime, buffer, 32); // changeTime
        SMBUtil.writeInt8(Long.MAX_VALUE, buffer, 40); // endOfFile

        // Use SMBUtil to properly encode times in Windows FILETIME format
        SMBUtil.writeTime(TEST_CREATE_TIME, buffer, bufferIndex);
        SMBUtil.writeTime(TEST_LAST_ACCESS_TIME, buffer, bufferIndex + 8);
        SMBUtil.writeTime(TEST_LAST_WRITE_TIME, buffer, bufferIndex + 16);
        SMBUtil.writeTime(TEST_CHANGE_TIME, buffer, bufferIndex + 24);
        SMBUtil.writeInt4(TEST_ATTRIBUTES, buffer, bufferIndex + 32);

        final int start = dstIndex;
        SMBUtil.writeTime(this.createTime, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeTime(this.lastAccessTime, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeTime(this.lastWriteTime, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeTime(this.changeTime, dst, dstIndex);
        dstIndex += 8;

		return
	}
	err = en.WriteTime(z.EncryptionConfigUpdatedAt)
	if err != nil {
		err = msgp.WrapError(err, "EncryptionConfigUpdatedAt")
		return
	}
	// write "TaggingConfigUpdatedAt"
	err = en.Append(0xb6, 0x54, 0x61, 0x67, 0x67, 0x69, 0x6e, 0x67, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x55, 0x70, 0x64, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74)
	if err != nil {
		return
	}
	err = en.WriteTime(z.TaggingConfigUpdatedAt)

    }

    @Override
    int writeDataWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeTime(createTime, dst, dstIndex);
        dstIndex += 8;
        writeInt8(0L, dst, dstIndex);
        dstIndex += 8;
        writeTime(lastWriteTime, dst, dstIndex);
        dstIndex += 8;
        writeInt8(0L, dst, dstIndex);
        dstIndex += 8;
        /* Samba 2.2.7 needs ATTR_NORMAL

        // 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

        SMBUtil.writeInt4(createAction, body, i); // CreateAction
        i += 4;

        SMBUtil.writeTime(ctime, body, i); // CreationTime
        i += 8;
        SMBUtil.writeTime(atime, body, i); // LastAccessTime
        i += 8;
        SMBUtil.writeTime(mtime, body, i); // LastWriteTime
        i += 8;
        SMBUtil.writeTime(chtime, body, i); // ChangeTime
        i += 8;