![Arnaldo Carvalho de Melo](/assets/img/avatar_default.png)
To match the semantics for list.h in the kernel, that are the interface we use in them. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Milian Wolff <milian.wolff@kdab.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Taeung Song <treeze.taeung@gmail.com> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-mdp1heu9xjjc12zebh91232l@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
#ifndef __PERF_INTLIST_H
|
|
#define __PERF_INTLIST_H
|
|
|
|
#include <linux/rbtree.h>
|
|
#include <stdbool.h>
|
|
|
|
#include "rblist.h"
|
|
|
|
struct int_node {
|
|
struct rb_node rb_node;
|
|
int i;
|
|
void *priv;
|
|
};
|
|
|
|
struct intlist {
|
|
struct rblist rblist;
|
|
};
|
|
|
|
struct intlist *intlist__new(const char *slist);
|
|
void intlist__delete(struct intlist *ilist);
|
|
|
|
void intlist__remove(struct intlist *ilist, struct int_node *in);
|
|
int intlist__add(struct intlist *ilist, int i);
|
|
|
|
struct int_node *intlist__entry(const struct intlist *ilist, unsigned int idx);
|
|
struct int_node *intlist__find(struct intlist *ilist, int i);
|
|
struct int_node *intlist__findnew(struct intlist *ilist, int i);
|
|
|
|
static inline bool intlist__has_entry(struct intlist *ilist, int i)
|
|
{
|
|
return intlist__find(ilist, i) != NULL;
|
|
}
|
|
|
|
static inline bool intlist__empty(const struct intlist *ilist)
|
|
{
|
|
return rblist__empty(&ilist->rblist);
|
|
}
|
|
|
|
static inline unsigned int intlist__nr_entries(const struct intlist *ilist)
|
|
{
|
|
return rblist__nr_entries(&ilist->rblist);
|
|
}
|
|
|
|
/* For intlist iteration */
|
|
static inline struct int_node *intlist__first(struct intlist *ilist)
|
|
{
|
|
struct rb_node *rn = rb_first(&ilist->rblist.entries);
|
|
return rn ? rb_entry(rn, struct int_node, rb_node) : NULL;
|
|
}
|
|
static inline struct int_node *intlist__next(struct int_node *in)
|
|
{
|
|
struct rb_node *rn;
|
|
if (!in)
|
|
return NULL;
|
|
rn = rb_next(&in->rb_node);
|
|
return rn ? rb_entry(rn, struct int_node, rb_node) : NULL;
|
|
}
|
|
|
|
/**
|
|
* intlist__for_each_entry - iterate over a intlist
|
|
* @pos: the &struct int_node to use as a loop cursor.
|
|
* @ilist: the &struct intlist for loop.
|
|
*/
|
|
#define intlist__for_each_entry(pos, ilist) \
|
|
for (pos = intlist__first(ilist); pos; pos = intlist__next(pos))
|
|
|
|
/**
|
|
* intlist__for_each_entry_safe - iterate over a intlist safe against removal of
|
|
* int_node
|
|
* @pos: the &struct int_node to use as a loop cursor.
|
|
* @n: another &struct int_node to use as temporary storage.
|
|
* @ilist: the &struct intlist for loop.
|
|
*/
|
|
#define intlist__for_each_entry_safe(pos, n, ilist) \
|
|
for (pos = intlist__first(ilist), n = intlist__next(pos); pos;\
|
|
pos = n, n = intlist__next(n))
|
|
#endif /* __PERF_INTLIST_H */
|