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/* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* Copyright 2013 Couchbase, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "internal.h"
#include "contrib/genhash/genhash.h"
/**
* Structures for common hash table operations
*/
static int hasheq(const void *a, lcb_size_t n_a, const void *b, lcb_size_t n_b)
{
if (n_a != n_b) {
return 0;
}
return memcmp(a, b, n_a) == 0;
}
/**
* Structure for a no-copy hash table
*/
static struct lcb_hash_ops hashops_nocopy = {
genhash_string_hash, /* hashfunc */
hasheq, /* hasheq */
NULL, /* dupKey */
NULL, /* dupValue */
NULL, /* freeKey */
NULL, /* freeValue */
};
genhash_t *lcb_hashtable_nc_new(lcb_size_t est)
{
return genhash_init(est, hashops_nocopy);
}
static int u32_hash(const void *p, lcb_size_t n)
{
(void)p;
return n;
}
static int u32_eq(const void *a, lcb_size_t n_a, const void *b, lcb_size_t n_b)
{
(void)a; (void)b;
return n_a == n_b;
}
static struct lcb_hash_ops hashops_u32 = {
u32_hash,
u32_eq,
NULL,
NULL,
NULL,
NULL
};
genhash_t *lcb_hashtable_szt_new(lcb_size_t est)
{
return genhash_init(est, hashops_u32);
}