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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  	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  
is_tcf_pedit(const struct tc_action * a)24  static 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  
tcf_pedit_nkeys(const struct tc_action * a)33  static inline int tcf_pedit_nkeys(const struct tc_action *a)
34  {
35  	return to_pedit(a)->tcfp_nkeys;
36  }
37  
tcf_pedit_htype(const struct tc_action * a,int index)38  static 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  
tcf_pedit_cmd(const struct tc_action * a,int index)46  static 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  
tcf_pedit_mask(const struct tc_action * a,int index)54  static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
55  {
56  	return to_pedit(a)->tcfp_keys[index].mask;
57  }
58  
tcf_pedit_val(const struct tc_action * a,int index)59  static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
60  {
61  	return to_pedit(a)->tcfp_keys[index].val;
62  }
63  
tcf_pedit_offset(const struct tc_action * a,int index)64  static 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 */
69