LXR linux/include/net/tc_act/tc

   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
   8struct tcf_pedit_key_ex {
   9        enum pedit_header_type htype;
  10        enum pedit_cmd cmd;
  11};
  12
  13struct 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
  21#define to_pedit(a) ((struct tcf_pedit *)a)
  22
  23static inline bool is_tcf_pedit(const struct tc_action *a)
  24{
  25#ifdef CONFIG_NET_CLS_ACT
  26        if (a->ops && a->ops->id == TCA_ID_PEDIT)
  27                return true;
  28#endif
  29        return false;
  30}
  31
  32static inline int tcf_pedit_nkeys(const struct tc_action *a)
  33{
  34        return to_pedit(a)->tcfp_nkeys;
  35}
  36
  37static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
  38{
  39        if (to_pedit(a)->tcfp_keys_ex)
  40                return to_pedit(a)->tcfp_keys_ex[index].htype;
  41
  42        return TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
  43}
  44
  45static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
  46{
  47        if (to_pedit(a)->tcfp_keys_ex)
  48                return to_pedit(a)->tcfp_keys_ex[index].cmd;
  49
  50        return __PEDIT_CMD_MAX;
  51}
  52
  53static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
  54{
  55        return to_pedit(a)->tcfp_keys[index].mask;
  56}
  57
  58static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
  59{
  60        return to_pedit(a)->tcfp_keys[index].val;
  61}
  62
  63static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
  64{
  65        return to_pedit(a)->tcfp_keys[index].off;
  66}
  67#endif /* __NET_TC_PED_H */
  68