include/net/tc_act/tc_pedit.h

   1 #ifndef __NET_TC_PED_H
   2 #define __NET_TC_PED_H
   3
   4 #include <net/act_api.h>
   5 #include <linux/tc_act/tc_pedit.h>
   6
   7 struct tcf_pedit_key_ex {
   8         enum pedit_header_type htype;
   9         enum pedit_cmd cmd;
  10 };
  11
  12 struct tcf_pedit {
  13         struct tc_action        common;
  14         unsigned char           tcfp_nkeys;
  15         unsigned char           tcfp_flags;
  16         struct tc_pedit_key     *tcfp_keys;
  17         struct tcf_pedit_key_ex *tcfp_keys_ex;
  18 };
  19 #define to_pedit(a) ((struct tcf_pedit *)a)
  20
  21 static inline bool is_tcf_pedit(const struct tc_action *a)
  22 {
  23 #ifdef CONFIG_NET_CLS_ACT
  24         if (a->ops && a->ops->type == TCA_ACT_PEDIT)
  25                 return true;
  26 #endif
  27         return false;
  28 }
  29
  30 static inline int tcf_pedit_nkeys(const struct tc_action *a)
  31 {
  32         return to_pedit(a)->tcfp_nkeys;
  33 }
  34
  35 static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
  36 {
  37         if (to_pedit(a)->tcfp_keys_ex)
  38                 return to_pedit(a)->tcfp_keys_ex[index].htype;
  39
  40         return TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
  41 }
  42
  43 static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
  44 {
  45         if (to_pedit(a)->tcfp_keys_ex)
  46                 return to_pedit(a)->tcfp_keys_ex[index].cmd;
  47
  48         return __PEDIT_CMD_MAX;
  49 }
  50
  51 static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
  52 {
  53         return to_pedit(a)->tcfp_keys[index].mask;
  54 }
  55
  56 static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
  57 {
  58         return to_pedit(a)->tcfp_keys[index].val;
  59 }
  60
  61 static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
  62 {
  63         return to_pedit(a)->tcfp_keys[index].off;
  64 }
  65 #endif /* __NET_TC_PED_H */