include/net/tc_act/tc_mirred.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NET_TC_MIR_H
   3 #define __NET_TC_MIR_H
   4
   5 #include <net/act_api.h>
   6 #include <linux/tc_act/tc_mirred.h>
   7
   8 struct tcf_mirred {
   9         struct tc_action        common;
  10         int                     tcfm_eaction;
  11         u32                     tcfm_blockid;
  12         bool                    tcfm_mac_header_xmit;
  13         struct net_device __rcu *tcfm_dev;
  14         netdevice_tracker       tcfm_dev_tracker;
  15         struct list_head        tcfm_list;
  16 };
  17 #define to_mirred(a) ((struct tcf_mirred *)a)
  18
  19 static inline bool is_tcf_mirred_egress_redirect(const struct tc_action *a)
  20 {
  21 #ifdef CONFIG_NET_CLS_ACT
  22         if (a->ops && a->ops->id == TCA_ID_MIRRED)
  23                 return to_mirred(a)->tcfm_eaction == TCA_EGRESS_REDIR;
  24 #endif
  25         return false;
  26 }
  27
  28 static inline bool is_tcf_mirred_egress_mirror(const struct tc_action *a)
  29 {
  30 #ifdef CONFIG_NET_CLS_ACT
  31         if (a->ops && a->ops->id == TCA_ID_MIRRED)
  32                 return to_mirred(a)->tcfm_eaction == TCA_EGRESS_MIRROR;
  33 #endif
  34         return false;
  35 }
  36
  37 static inline bool is_tcf_mirred_ingress_redirect(const struct tc_action *a)
  38 {
  39 #ifdef CONFIG_NET_CLS_ACT
  40         if (a->ops && a->ops->id == TCA_ID_MIRRED)
  41                 return to_mirred(a)->tcfm_eaction == TCA_INGRESS_REDIR;
  42 #endif
  43         return false;
  44 }
  45
  46 static inline bool is_tcf_mirred_ingress_mirror(const struct tc_action *a)
  47 {
  48 #ifdef CONFIG_NET_CLS_ACT
  49         if (a->ops && a->ops->id == TCA_ID_MIRRED)
  50                 return to_mirred(a)->tcfm_eaction == TCA_INGRESS_MIRROR;
  51 #endif
  52         return false;
  53 }
  54
  55 static inline struct net_device *tcf_mirred_dev(const struct tc_action *a)
  56 {
  57         return rtnl_dereference(to_mirred(a)->tcfm_dev);
  58 }
  59
  60 #endif /* __NET_TC_MIR_H */