locale/programs/simple-hash.h

   1 /* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
   2
   3 The GNU C Library is free software; you can redistribute it and/or
   4 modify it under the terms of the GNU Library General Public License as
   5 published by the Free Software Foundation; either version 2 of the
   6 License, or (at your option) any later version.
   7
   8 The GNU C Library is distributed in the hope that it will be useful,
   9 but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 Library General Public License for more details.
  12
  13 You should have received a copy of the GNU Library General Public
  14 License along with the GNU C Library; see the file COPYING.LIB.  If
  15 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16 Boston, MA 02111-1307, USA.  */
  17
  18 #ifndef _SIMPLE_HASH_H
  19 #define _SIMPLE_HASH_H
  20
  21 #include <obstack.h>
  22
  23 typedef struct hash_table
  24 {
  25   unsigned long size;
  26   unsigned long filled;
  27   void *first;
  28   void *table;
  29   struct obstack mem_pool;
  30 }
  31 hash_table;
  32
  33
  34 int init_hash __P ((hash_table *htab, unsigned long int init_size));
  35 int delete_hash __P ((hash_table *htab));
  36 int insert_entry __P ((hash_table *htab, const void *key, size_t keylen,
  37                        void *data));
  38 int find_entry __P ((hash_table *htab, const void *key, size_t keylen,
  39                      void **result));
  40 int set_entry __P ((hash_table *htab, const void *key, size_t keylen,
  41                     void *newval));
  42
  43 int iterate_table __P ((hash_table *htab, void **ptr,
  44                         const void **key, size_t *keylen, void **data));
  45
  46 unsigned long next_prime __P ((unsigned long int seed));
  47
  48 #endif /* simple-hash.h */