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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
70b40c4a DA |
2 | #ifndef __PERF_INTLIST_H |
3 | #define __PERF_INTLIST_H | |
4 | ||
5 | #include <linux/rbtree.h> | |
6 | #include <stdbool.h> | |
7 | ||
8 | #include "rblist.h" | |
9 | ||
10 | struct int_node { | |
11 | struct rb_node rb_node; | |
12 | int i; | |
2969b129 | 13 | void *priv; |
70b40c4a DA |
14 | }; |
15 | ||
16 | struct intlist { | |
17 | struct rblist rblist; | |
18 | }; | |
19 | ||
ffe0fb76 | 20 | struct intlist *intlist__new(const char *slist); |
70b40c4a DA |
21 | void intlist__delete(struct intlist *ilist); |
22 | ||
23 | void intlist__remove(struct intlist *ilist, struct int_node *in); | |
24 | int intlist__add(struct intlist *ilist, int i); | |
25 | ||
26 | struct int_node *intlist__entry(const struct intlist *ilist, unsigned int idx); | |
27 | struct int_node *intlist__find(struct intlist *ilist, int i); | |
813335b8 | 28 | struct int_node *intlist__findnew(struct intlist *ilist, int i); |
70b40c4a DA |
29 | |
30 | static inline bool intlist__has_entry(struct intlist *ilist, int i) | |
31 | { | |
32 | return intlist__find(ilist, i) != NULL; | |
33 | } | |
34 | ||
35 | static inline bool intlist__empty(const struct intlist *ilist) | |
36 | { | |
37 | return rblist__empty(&ilist->rblist); | |
38 | } | |
39 | ||
40 | static inline unsigned int intlist__nr_entries(const struct intlist *ilist) | |
41 | { | |
42 | return rblist__nr_entries(&ilist->rblist); | |
43 | } | |
44 | ||
45 | /* For intlist iteration */ | |
46 | static inline struct int_node *intlist__first(struct intlist *ilist) | |
47 | { | |
48 | struct rb_node *rn = rb_first(&ilist->rblist.entries); | |
49 | return rn ? rb_entry(rn, struct int_node, rb_node) : NULL; | |
50 | } | |
51 | static inline struct int_node *intlist__next(struct int_node *in) | |
52 | { | |
53 | struct rb_node *rn; | |
54 | if (!in) | |
55 | return NULL; | |
56 | rn = rb_next(&in->rb_node); | |
57 | return rn ? rb_entry(rn, struct int_node, rb_node) : NULL; | |
58 | } | |
59 | ||
60 | /** | |
10daf4d0 | 61 | * intlist__for_each_entry - iterate over a intlist |
70b40c4a DA |
62 | * @pos: the &struct int_node to use as a loop cursor. |
63 | * @ilist: the &struct intlist for loop. | |
64 | */ | |
10daf4d0 | 65 | #define intlist__for_each_entry(pos, ilist) \ |
70b40c4a DA |
66 | for (pos = intlist__first(ilist); pos; pos = intlist__next(pos)) |
67 | ||
68 | /** | |
10daf4d0 | 69 | * intlist__for_each_entry_safe - iterate over a intlist safe against removal of |
70b40c4a DA |
70 | * int_node |
71 | * @pos: the &struct int_node to use as a loop cursor. | |
72 | * @n: another &struct int_node to use as temporary storage. | |
73 | * @ilist: the &struct intlist for loop. | |
74 | */ | |
10daf4d0 | 75 | #define intlist__for_each_entry_safe(pos, n, ilist) \ |
70b40c4a DA |
76 | for (pos = intlist__first(ilist), n = intlist__next(pos); pos;\ |
77 | pos = n, n = intlist__next(n)) | |
78 | #endif /* __PERF_INTLIST_H */ |