xref: /linux/net/ethtool/bitset.h (revision 4ce06406958b67fdddcc2e6948237dd6ff6ba112)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef _NET_ETHTOOL_BITSET_H
4 #define _NET_ETHTOOL_BITSET_H
5 
6 #include <linux/ethtool.h>
7 #include <linux/netlink.h>
8 
9 #define ETHNL_MAX_BITSET_SIZE S16_MAX
10 
11 typedef const char (*const ethnl_string_array_t)[ETH_GSTRING_LEN];
12 
13 int ethnl_bitset_is_compact(const struct nlattr *bitset, bool *compact);
14 int ethnl_bitset_size(const unsigned long *val, const unsigned long *mask,
15 		      unsigned int nbits, ethnl_string_array_t names,
16 		      bool compact);
17 int ethnl_bitset32_size(const u32 *val, const u32 *mask, unsigned int nbits,
18 			ethnl_string_array_t names, bool compact);
19 int ethnl_put_bitset(struct sk_buff *skb, int attrtype,
20 		     const unsigned long *val, const unsigned long *mask,
21 		     unsigned int nbits, ethnl_string_array_t names,
22 		     bool compact);
23 int ethnl_put_bitset32(struct sk_buff *skb, int attrtype, const u32 *val,
24 		       const u32 *mask, unsigned int nbits,
25 		       ethnl_string_array_t names, bool compact);
26 int ethnl_update_bitset(unsigned long *bitmap, unsigned int nbits,
27 			const struct nlattr *attr, ethnl_string_array_t names,
28 			struct netlink_ext_ack *extack, bool *mod);
29 int ethnl_update_bitset32(u32 *bitmap, unsigned int nbits,
30 			  const struct nlattr *attr, ethnl_string_array_t names,
31 			  struct netlink_ext_ack *extack, bool *mod);
32 int ethnl_parse_bitset(unsigned long *val, unsigned long *mask,
33 		       unsigned int nbits, const struct nlattr *attr,
34 		       ethnl_string_array_t names,
35 		       struct netlink_ext_ack *extack);
36 
37 #endif /* _NET_ETHTOOL_BITSET_H */
38