Re: [patch v2.6 4/4] libxt_ipvs: user-space lib for netfilter matcher xt_ipvs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wednesday 2010-07-21 15:21, Simon Horman wrote:
>> On Wednesday 2010-07-21 03:21, Simon Horman wrote:
>> >> +
>> >> +#define XT_IPVS_IPVS_PROPERTY	(1 << 0) /* all other options imply this one */
>> >> +#define XT_IPVS_PROTO		(1 << 1)
>> >> +#define XT_IPVS_VADDR		(1 << 2)
>> >> +#define XT_IPVS_VPORT		(1 << 3)
>> >> +#define XT_IPVS_DIR		(1 << 4)
>> >> +#define XT_IPVS_METHOD		(1 << 5)
>> >> +#define XT_IPVS_VPORTCTL	(1 << 6)
>> >> +#define XT_IPVS_MASK		((1 << 7) - 1)
>> >> +#define XT_IPVS_ONCE_MASK	(XT_IPVS_MASK & ~XT_IPVS_IPVS_PROPERTY)
>> 
>> Can't these just be an enum?
>
>More than one option can be used at once - they form a mini bitmap -
>so no, I don't think we can use an enum.

An enum does not dictate that you cannot combine values of it with itself.

	enum { A = 1 << 0, B = 1 << 0, };
	unsigned int flags = A | B;

is perfectly fine, which is what other modules do.
--
To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Netfitler Users]     [LARTC]     [Bugtraq]     [Yosemite Forum]

  Powered by Linux