urcu-ht: fix del node race
[urcu.git] / urcu-ht.h
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1#ifndef _URCU_HT_H
2#define _URCU_HT_H
3
674f7a69 4#include <stdint.h>
ab7d5fc6 5
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6/*
7 * Caution !
8 * Ensure writer threads are registered as urcu readers and with with
9 * urcu-defer.
10 * Ensure reader threads are registered as urcu readers.
11 */
12
13typedef uint32_t (*ht_hash_fct)(void *key, uint32_t length, uint32_t initval);
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14
15/*
16 * init_size must be power of two.
17 */
18struct rcu_ht *ht_new(ht_hash_fct hash_fct, void (*free_fct)(void *data),
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19 unsigned long init_size, uint32_t keylen,
20 uint32_t hashseed);
ab7d5fc6 21
5e28c532 22int ht_delete_all(struct rcu_ht *ht);
ab7d5fc6 23
5e28c532 24int ht_destroy(struct rcu_ht *ht);
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25
26void *ht_lookup(struct rcu_ht *ht, void *key);
27
28int ht_add(struct rcu_ht *ht, void *key, void *data);
29
30int ht_delete(struct rcu_ht *ht, void *key);
31
32void *ht_steal(struct rcu_ht *ht, void *key);
33
5e28c532 34uint32_t ht_jhash(void *key, uint32_t length, uint32_t initval);
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35
36#endif /* _URCU_HT_H */
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