diff options
Diffstat (limited to 'kernel/include/linux/netfilter/ipset/pfxlen.h')
| -rw-r--r-- | kernel/include/linux/netfilter/ipset/pfxlen.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/include/linux/netfilter/ipset/pfxlen.h b/kernel/include/linux/netfilter/ipset/pfxlen.h index 84efa33..d55a6cc 100644 --- a/kernel/include/linux/netfilter/ipset/pfxlen.h +++ b/kernel/include/linux/netfilter/ipset/pfxlen.h @@ -35,4 +35,10 @@ ip_set_hostmask6(u8 pfxlen) extern u32 ip_set_range_to_cidr(u32 from, u32 to, u8 *cidr); +#define ip_set_mask_from_to(from, to, cidr) \ +do { \ + from &= ip_set_hostmask(cidr); \ + to = from | ~ip_set_hostmask(cidr); \ +} while (0) + #endif /*_PFXLEN_H */ |