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/* Copyright 2015-2016 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. */
#ifndef HASHTABLES_H
#define HASHTABLES_H
#include <linux/hashtable.h>
#include <linux/mutex.h>
#include "crypto/siphash24.h"
struct pubkey_hashtable {
DECLARE_HASHTABLE(hashtable, 8);
uint8_t key[SIPHASH24_KEY_LEN];
struct mutex lock;
};
void pubkey_hashtable_init(struct pubkey_hashtable *table);
void pubkey_hashtable_add(struct pubkey_hashtable *table, struct wireguard_peer *peer);
void pubkey_hashtable_remove(struct pubkey_hashtable *table, struct wireguard_peer *peer);
struct wireguard_peer *pubkey_hashtable_lookup(struct pubkey_hashtable *table, const uint8_t pubkey[NOISE_PUBLIC_KEY_LEN]);
struct index_hashtable {
DECLARE_HASHTABLE(hashtable, 10);
uint8_t key[SIPHASH24_KEY_LEN];
atomic64_t counter;
spinlock_t lock;
};
struct index_hashtable_entry;
void index_hashtable_init(struct index_hashtable *table);
__le32 index_hashtable_insert(struct index_hashtable *table, struct index_hashtable_entry *entry);
void index_hashtable_replace(struct index_hashtable *table, struct index_hashtable_entry *old, struct index_hashtable_entry *new);
void index_hashtable_remove(struct index_hashtable *table, struct index_hashtable_entry *entry);
struct index_hashtable_entry *index_hashtable_lookup(struct index_hashtable *table, const enum index_hashtable_type type_mask, const __le32 index);
#endif
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