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;

	err = en.Append(0xab, 0x4c, 0x61, 0x73, 0x74, 0x43, 0x6c, 0x65, 0x61, 0x6e, 0x75, 0x70)
	if err != nil {
		return
	}
	if z.LastCleanup == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = en.WriteTime(*z.LastCleanup)
		if err != nil {
			err = msgp.WrapError(err, "LastCleanup")
			return
		}
	}
	return
}

// MarshalMsg implements msgp.Marshaler

        }

        // ensure file is open
        try (SmbFileHandleImpl fh = ensureOpen(); SmbTreeHandleImpl th = fh.getTree()) {
            int w;
            do {
                w = len > this.writeSize ? this.writeSize : len;
                long cnt;

                if (th.isSMB2()) {
                    final Smb2WriteRequest request = new Smb2WriteRequest(th.getConfig(), fh.getFileId());

	err = en.Append(0xa2, 0x6c, 0x75)
	if err != nil {
		return
	}
	err = en.WriteTime(z.LastUpdate)
	if err != nil {
		err = msgp.WrapError(err, "LastUpdate")
		return
	}
	// write "dec"
	err = en.Append(0xa3, 0x64, 0x65, 0x63)
	if err != nil {
		return
	}
	if z.Decommission == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = z.Decommission.EncodeMsg(en)

		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)

		return
	}
	if z.Update == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = z.Update.EncodeMsg(en)
		if err != nil {
			err = msgp.WrapError(err, "Update")
			return
		}
	}
	// write "f"
	err = en.Append(0xa1, 0x66)
	if err != nil {
		return
	}
	if z.Final == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {

	err = en.Append(0xad, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x42, 0x65, 0x66, 0x6f, 0x72, 0x65)
	if err != nil {
		return
	}
	if z.CreatedBefore == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = en.WriteTime(*z.CreatedBefore)
		if err != nil {
			err = msgp.WrapError(err, "CreatedBefore")
			return
		}
	}
	// write "Tags"
	err = en.Append(0xa4, 0x54, 0x61, 0x67, 0x73)

        final int sendBufferSize = th.getSendBufferSize();
        if (this.smb2) {
            this.writeSize = sendBufferSize;
            this.writeSizeFile = sendBufferSize;
            return;
        }

        this.openFlags &= ~(SmbConstants.O_CREAT | SmbConstants.O_TRUNC); /* in case we close and reopen */
        this.writeSize = sendBufferSize - 70;

        this.useNTSmbs = th.hasCapability(SmbConstants.CAP_NT_SMBS);

        // ensure file is open
        if (!file.isOpen()) {
            file.open(openFlags, 0, SmbFile.ATTR_NORMAL, options);
        }

        int w;
        do {
            w = len > writeSize ? writeSize : len;
            file.send(new SmbComWriteAndX(file.fid, fp, len - w, b, off, w, null), write_andx_resp);
            fp += write_andx_resp.count;
            len -= write_andx_resp.count;

        byte[] dst = new byte[16];

        // Test with zero time
        SMBUtil.writeTime(0L, dst, 0);
        long writtenValue = SMBUtil.readInt8(dst, 0);
        assertEquals(0L, writtenValue);

        // Test with non-zero time
        long testTime = 1500000000000L; // Unix timestamp in milliseconds
        SMBUtil.writeTime(testTime, dst, 8);
        long writtenTime = SMBUtil.readInt8(dst, 8);