include/linux/netfilter/ipset/ip_set_skbinfo.h

   1 #ifndef _IP_SET_SKBINFO_H
   2 #define _IP_SET_SKBINFO_H
   3
   4 /* Copyright (C) 2015 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifdef __KERNEL__
  12
  13 static inline void
  14 ip_set_get_skbinfo(struct ip_set_skbinfo *skbinfo,
  15                    const struct ip_set_ext *ext,
  16                    struct ip_set_ext *mext, u32 flags)
  17 {
  18         mext->skbinfo = *skbinfo;
  19 }
  20
  21 static inline bool
  22 ip_set_put_skbinfo(struct sk_buff *skb, const struct ip_set_skbinfo *skbinfo)
  23 {
  24         /* Send nonzero parameters only */
  25         return ((skbinfo->skbmark || skbinfo->skbmarkmask) &&
  26                 nla_put_net64(skb, IPSET_ATTR_SKBMARK,
  27                               cpu_to_be64((u64)skbinfo->skbmark << 32 |
  28                                           skbinfo->skbmarkmask),
  29                               IPSET_ATTR_PAD)) ||
  30                (skbinfo->skbprio &&
  31                 nla_put_net32(skb, IPSET_ATTR_SKBPRIO,
  32                               cpu_to_be32(skbinfo->skbprio))) ||
  33                (skbinfo->skbqueue &&
  34                 nla_put_net16(skb, IPSET_ATTR_SKBQUEUE,
  35                               cpu_to_be16(skbinfo->skbqueue)));
  36 }
  37
  38 static inline void
  39 ip_set_init_skbinfo(struct ip_set_skbinfo *skbinfo,
  40                     const struct ip_set_ext *ext)
  41 {
  42         *skbinfo = ext->skbinfo;
  43 }
  44
  45 #endif /* __KERNEL__ */
  46 #endif /* _IP_SET_SKBINFO_H */