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48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
/* Copyright (C) 2007-2010 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author Victor Julien <victor@inliniac.net>
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*/
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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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uint8_t *array;
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uint32_t array_size; /* size in buckets */
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uint8_t type; /* 1, 2 or 4 byte counters */
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uint8_t hash_iterations;
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uint32_t (*Hash)(const void *, uint16_t, uint8_t, uint32_t);
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} BloomFilterCounting;
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/* prototypes */
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BloomFilterCounting *BloomFilterCountingInit(uint32_t, uint8_t, uint8_t, uint32_t (*Hash)(const void *, uint16_t, uint8_t, uint32_t));
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void BloomFilterCountingFree(BloomFilterCounting *);
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void BloomFilterCountingPrint(BloomFilterCounting *);
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int BloomFilterCountingAdd(BloomFilterCounting *, const void *, uint16_t);
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int BloomFilterCountingRemove(BloomFilterCounting *, const void *, uint16_t);
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int BloomFilterCountingTest(BloomFilterCounting *, const void *, uint16_t);
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void BloomFilterCountingRegisterTests(void);
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#endif /* __BLOOMFILTERCOUNTING_H__ */
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