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