Message ID | 1423100070-31848-15-git-send-email-dsahern@gmail.com |
---|---|
State | RFC, archived |
Delegated to: | David Miller |
Headers | show |
Le 05/02/2015 02:34, David Ahern a écrit : > Defines for min and max vrf id and helpers for examining > > Signed-off-by: David Ahern <dsahern@gmail.com> > --- > include/net/vrf.h | 36 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 36 insertions(+) > create mode 100644 include/net/vrf.h > > diff --git a/include/net/vrf.h b/include/net/vrf.h > new file mode 100644 > index 000000000000..67bc2e465661 > --- /dev/null > +++ b/include/net/vrf.h > @@ -0,0 +1,36 @@ > +#ifndef _VRF_H_ > +#define _VRF_H_ > + > +#define VRF_BITS 12 > +#define VRF_MIN 1 > +#define VRF_MAX ((1 << VRF_BITS) - 1) > +#define VRF_MASK VRF_MAX > + > +#define VRF_DEFAULT 1 > +#define VRF_ANY 0xffff It could be useful to expose this value to userland. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 2/5/15 6:44 AM, Nicolas Dichtel wrote: > Le 05/02/2015 02:34, David Ahern a écrit : >> Defines for min and max vrf id and helpers for examining >> >> Signed-off-by: David Ahern <dsahern@gmail.com> >> --- >> include/net/vrf.h | 36 ++++++++++++++++++++++++++++++++++++ >> 1 file changed, 36 insertions(+) >> create mode 100644 include/net/vrf.h >> >> diff --git a/include/net/vrf.h b/include/net/vrf.h >> new file mode 100644 >> index 000000000000..67bc2e465661 >> --- /dev/null >> +++ b/include/net/vrf.h >> @@ -0,0 +1,36 @@ >> +#ifndef _VRF_H_ >> +#define _VRF_H_ >> + >> +#define VRF_BITS 12 >> +#define VRF_MIN 1 >> +#define VRF_MAX ((1 << VRF_BITS) - 1) >> +#define VRF_MASK VRF_MAX >> + >> +#define VRF_DEFAULT 1 >> +#define VRF_ANY 0xffff > It could be useful to expose this value to userland. Maybe. I was thinking VRF_ANY should stay kernel side only and have a sockopt value of -1 mean VRF_ANY. David -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Le 06/02/2015 01:52, David Ahern a écrit : > On 2/5/15 6:44 AM, Nicolas Dichtel wrote: >> Le 05/02/2015 02:34, David Ahern a écrit : [snip] >>> +#define VRF_ANY 0xffff >> It could be useful to expose this value to userland. > > Maybe. I was thinking VRF_ANY should stay kernel side only and have a sockopt > value of -1 mean VRF_ANY. Better to have a define instead of a magic value (-1) ;-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/include/net/vrf.h b/include/net/vrf.h new file mode 100644 index 000000000000..67bc2e465661 --- /dev/null +++ b/include/net/vrf.h @@ -0,0 +1,36 @@ +#ifndef _VRF_H_ +#define _VRF_H_ + +#define VRF_BITS 12 +#define VRF_MIN 1 +#define VRF_MAX ((1 << VRF_BITS) - 1) +#define VRF_MASK VRF_MAX + +#define VRF_DEFAULT 1 +#define VRF_ANY 0xffff + +static inline +int vrf_eq(__u32 vrf1, __u32 vrf2) +{ + return vrf1 == vrf2; +} + +static inline +int vrf_eq_or_any(__u32 vrf1, __u32 vrf2) +{ + return vrf1 == vrf2 || vrf1 == VRF_ANY || vrf2 == VRF_ANY; +} + +static inline int vrf_is_valid(__u32 vrf) +{ + if ((vrf < VRF_MIN || vrf > VRF_MAX) && vrf != VRF_ANY) + return 0; + + return 1; +} + +static inline int vrf_is_any(__u32 vrf) +{ + return vrf == VRF_ANY; +} +#endif
Defines for min and max vrf id and helpers for examining Signed-off-by: David Ahern <dsahern@gmail.com> --- include/net/vrf.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 include/net/vrf.h