include/net/tc_act/tc_pedit.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NET_TC_PED_H
   3 #define __NET_TC_PED_H
   4
   5 #include <net/act_api.h>
   6 #include <linux/tc_act/tc_pedit.h>
   7
   8 struct tcf_pedit_key_ex {
   9         enum pedit_header_type htype;
  10         enum pedit_cmd cmd;
  11 };
  12
  13 struct tcf_pedit {
  14         struct tc_action        common;
  15         unsigned char           tcfp_nkeys;
  16         unsigned char           tcfp_flags;
  17         struct tc_pedit_key     *tcfp_keys;
  18         struct tcf_pedit_key_ex *tcfp_keys_ex;
  19 };
  20 #define to_pedit(a) ((struct tcf_pedit *)a)
  21
  22 static inline bool is_tcf_pedit(const struct tc_action *a)
  23 {
  24 #ifdef CONFIG_NET_CLS_ACT
  25         if (a->ops && a->ops->type == TCA_ACT_PEDIT)
  26                 return true;
  27 #endif
  28         return false;
  29 }
  30
  31 static inline int tcf_pedit_nkeys(const struct tc_action *a)
  32 {
  33         return to_pedit(a)->tcfp_nkeys;
  34 }
  35
  36 static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
  37 {
  38         if (to_pedit(a)->tcfp_keys_ex)
  39                 return to_pedit(a)->tcfp_keys_ex[index].htype;
  40
  41         return TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
  42 }
  43
  44 static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
  45 {
  46         if (to_pedit(a)->tcfp_keys_ex)
  47                 return to_pedit(a)->tcfp_keys_ex[index].cmd;
  48
  49         return __PEDIT_CMD_MAX;
  50 }
  51
  52 static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
  53 {
  54         return to_pedit(a)->tcfp_keys[index].mask;
  55 }
  56
  57 static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
  58 {
  59         return to_pedit(a)->tcfp_keys[index].val;
  60 }
  61
  62 static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
  63 {
  64         return to_pedit(a)->tcfp_keys[index].off;
  65 }
  66 #endif /* __NET_TC_PED_H */