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25 lines
951 B
C
25 lines
951 B
C
17 years ago
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/* Copyright (c) 2008 by Victor Julien <victor@inliniac.net> */
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#ifndef __BLOOMFILTERCOUNTING_H__
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#define __BLOOMFILTERCOUNTING_H__
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/* Bloom filter structure */
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typedef struct _BloomFilterCounting {
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u_int8_t *array;
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u_int32_t array_size; /* size in buckets */
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u_int8_t type; /* 1, 2 or 4 byte counters */
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u_int8_t hash_iterations;
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u_int32_t (*Hash)(void *, u_int16_t, u_int8_t, u_int32_t);
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} BloomFilterCounting;
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/* prototypes */
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BloomFilterCounting *BloomFilterCountingInit(u_int32_t, u_int8_t, u_int8_t, u_int32_t (*Hash)(void *, u_int16_t, u_int8_t, u_int32_t));
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void BloomFilterCountingFree(BloomFilterCounting *);
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void BloomFilterCountingPrint(BloomFilterCounting *);
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int BloomFilterCountingAdd(BloomFilterCounting *, void *, u_int16_t);
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int BloomFilterCountingRemove(BloomFilterCounting *, void *, u_int16_t);
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int BloomFilterCountingTest(BloomFilterCounting *, void *, u_int16_t);
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#endif /* __BLOOMFILTERCOUNTING_H__ */
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