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/*-
* Copyright (c) 2008-2013 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
/*
* REFERENCES:
* http://www.eecs.harvard.edu/~kirsch/pubs/bbbf/esa06.pdf
* http://code.google.com/p/cityhash-c/
*/
struct __wt_bloom {
const char *uri;
char *config;
uint8_t *bitstring; /* For in memory representation. */
WT_SESSION_IMPL *session;
WT_CURSOR *c;
uint32_t k; /* The number of hash functions used. */
uint32_t factor; /* The number of bits per item inserted. */
uint64_t m; /* The number of slots in the bit string. */
uint64_t n; /* The number of items to be inserted. */
};
struct __wt_bloom_hash {
uint64_t h1, h2; /* The two hashes used to calculate bits. */
};
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