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