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/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright 2018, Intel Corporation */
#ifndef CRITNIB_H
#define CRITNIB_H 1
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
struct critnib;
typedef struct critnib critnib;
enum find_dir_t {
FIND_L = -2,
FIND_LE = -1,
FIND_EQ = 0,
FIND_GE = +1,
FIND_G = +2,
};
critnib *critnib_new(void);
void critnib_delete(critnib *c);
int critnib_insert(critnib *c, uintptr_t key, void *value, int update);
void *critnib_remove(critnib *c, uintptr_t key);
void *critnib_get(critnib *c, uintptr_t key);
void *critnib_find_le(critnib *c, uintptr_t key);
int critnib_find(critnib *c, uintptr_t key, enum find_dir_t dir,
uintptr_t *rkey, void **rvalue);
void critnib_iter(critnib *c, uintptr_t min, uintptr_t max,
int (*func)(uintptr_t key, void *value, void *privdata), void *privdata);
#ifdef __cplusplus
}
#endif
#endif
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