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linux-scalability-benchmarks / libowfat / cdb / cdb_hash.c

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#include "cdb.h"

uint32 cdb_hashadd(uint32 h,unsigned char c) {
  h += (h << 5);
  return h ^ c;
}

uint32 cdb_hash(const unsigned char *buf,unsigned long int len) {
  uint32 h;

  h = CDB_HASHSTART;
  while (len) {
    h = cdb_hashadd(h,*buf);
    ++buf;
    --len;
  }
  return h;
}