lkml.org 
[lkml]   [2010]   [Jul]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch v2.6 4/4] libxt_ipvs: user-space lib for netfilter matcher xt_ipvs
On Wed, Jul 21, 2010 at 03:28:16PM +0200, Jan Engelhardt wrote:
>
> 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.

Understood. I'll make it so.



\
 
 \ /
  Last update: 2010-07-21 15:43    [W:0.064 / U:0.412 seconds]
©2003-2014 Jasper Spaans. Advertise on this site