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/* cdb hashing routine
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*
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* This file is a part of tinycdb package by Michael Tokarev, mjt@corpit.ru.
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* Public domain.
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*/
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#include "common/setup_before.h"
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#include "cdb.h"
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#include "common/setup_after.h"
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unsigned
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cdb_hash(const void *buf, unsigned len)
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{
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register const unsigned char *p = (const unsigned char *)buf;
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register const unsigned char *end = p + len;
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register unsigned hash = 5381; /* start value */
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while (p < end)
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hash = (hash + (hash << 5)) ^ *p++;
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return hash;
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}
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