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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - tools/perf/util/strlist.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_STRLIST_H
3 #define __PERF_STRLIST_H
5 #include <linux/rbtree.h>
11 struct rb_node rb_node
;
22 * @file_only: When dirname is present, only consider entries as filenames,
23 * that should not be added to the list if dirname/entry is not
26 struct strlist_config
{
32 struct strlist
*strlist__new(const char *slist
, const struct strlist_config
*config
);
33 void strlist__delete(struct strlist
*slist
);
35 void strlist__remove(struct strlist
*slist
, struct str_node
*sn
);
36 int strlist__load(struct strlist
*slist
, const char *filename
);
37 int strlist__add(struct strlist
*slist
, const char *str
);
39 struct str_node
*strlist__entry(const struct strlist
*slist
, unsigned int idx
);
40 struct str_node
*strlist__find(struct strlist
*slist
, const char *entry
);
42 static inline bool strlist__has_entry(struct strlist
*slist
, const char *entry
)
44 return strlist__find(slist
, entry
) != NULL
;
47 static inline bool strlist__empty(const struct strlist
*slist
)
49 return rblist__empty(&slist
->rblist
);
52 static inline unsigned int strlist__nr_entries(const struct strlist
*slist
)
54 return rblist__nr_entries(&slist
->rblist
);
57 /* For strlist iteration */
58 static inline struct str_node
*strlist__first(struct strlist
*slist
)
60 struct rb_node
*rn
= rb_first_cached(&slist
->rblist
.entries
);
61 return rn
? rb_entry(rn
, struct str_node
, rb_node
) : NULL
;
63 static inline struct str_node
*strlist__next(struct str_node
*sn
)
68 rn
= rb_next(&sn
->rb_node
);
69 return rn
? rb_entry(rn
, struct str_node
, rb_node
) : NULL
;
73 * strlist_for_each - iterate over a strlist
74 * @pos: the &struct str_node to use as a loop cursor.
75 * @slist: the &struct strlist for loop.
77 #define strlist__for_each_entry(pos, slist) \
78 for (pos = strlist__first(slist); pos; pos = strlist__next(pos))
81 * strlist_for_each_safe - iterate over a strlist safe against removal of
83 * @pos: the &struct str_node to use as a loop cursor.
84 * @n: another &struct str_node to use as temporary storage.
85 * @slist: the &struct strlist for loop.
87 #define strlist__for_each_entry_safe(pos, n, slist) \
88 for (pos = strlist__first(slist), n = strlist__next(pos); pos;\
89 pos = n, n = strlist__next(n))
90 #endif /* __PERF_STRLIST_H */