Ahmed Shabana wrote:
> When I navigate the source code of a linux module "ipp2p-0.8.2"
>
> I found this
>
> [/CODE]
> static
> struct iptables_match ipp2p=
> {
> .next = NULL,
> .name = "ipp2p",
> .version = IPTABLES_VERSION,
> .size = IPT_ALIGN(sizeof(struct ipt_p2p_info)),
> .userspacesize = IPT_ALIGN(sizeof(struct ipt_p2p_info)),
> .help = &help,
> .init = &init,
> .parse = &parse,
> .final_check = &final_check,
> .print = &print,
> .save = &save,
> .extra_opts = opts
> };
> [CODE/]
>
> can any one till me exactly what is this
> ?
A static instance of the 'iptables_match' structure. The '.membername'
stuff is a C99 feature known as 'designated initializers'.
http://publib.boulder.ibm.com/infocenter/comphelp/v8v101/index.jsp?topic=/com.ibm.xlcpp8a.doc/language/ref/designators.htm
Appears to be one area where C++ is lagging behind C. I've never used
them but it seems useful.
http://www.youtube.com/watch?v=ajlESsRXqmM
That, unfortunately, ISN'T useful.
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