xref: /openbmc/linux/include/net/tc_act/tc_pedit.h (revision 82e6fdd6)
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 */
67