File: ghash_rehash.c

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bglibs 2.04%2Bdfsg-8
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#include <stdlib.h>
#include <string.h>

#include "ghash.h"

/** Regenerate all the hash values in a \c ghash table and then rebuild
 * it. Use this function when any of the keys change value. */
int ghash_rehash(struct ghash* d)
{
  unsigned i;
  void** entry;
  for (i = 0, entry = d->table; i < d->size; ++i, ++entry)
    if (*entry)
      ghash_entry_hash(*entry) = d->hashfn(ghash_entry_keyptr(*entry));
  return ghash_rebuild(d);
}