cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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tc_pedit.h (1515B)

      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	u32			tcfp_off_max_hint;
     18	struct tc_pedit_key	*tcfp_keys;
     19	struct tcf_pedit_key_ex	*tcfp_keys_ex;
     20};
     21
     22#define to_pedit(a) ((struct tcf_pedit *)a)
     23
     24static inline bool is_tcf_pedit(const struct tc_action *a)
     25{
     26#ifdef CONFIG_NET_CLS_ACT
     27	if (a->ops && a->ops->id == TCA_ID_PEDIT)
     28		return true;
     29#endif
     30	return false;
     31}
     32
     33static inline int tcf_pedit_nkeys(const struct tc_action *a)
     34{
     35	return to_pedit(a)->tcfp_nkeys;
     36}
     37
     38static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
     39{
     40	if (to_pedit(a)->tcfp_keys_ex)
     41		return to_pedit(a)->tcfp_keys_ex[index].htype;
     42
     43	return TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
     44}
     45
     46static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
     47{
     48	if (to_pedit(a)->tcfp_keys_ex)
     49		return to_pedit(a)->tcfp_keys_ex[index].cmd;
     50
     51	return __PEDIT_CMD_MAX;
     52}
     53
     54static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
     55{
     56	return to_pedit(a)->tcfp_keys[index].mask;
     57}
     58
     59static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
     60{
     61	return to_pedit(a)->tcfp_keys[index].val;
     62}
     63
     64static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
     65{
     66	return to_pedit(a)->tcfp_keys[index].off;
     67}
     68#endif /* __NET_TC_PED_H */