/* Copyright (C) 1995-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@gnu.org>, 1995.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published

   by the Free Software Foundation; version 2 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, see <http://www.gnu.org/licenses/>.  */

#ifndef _SIMPLE_HASH_H

#define _SIMPLE_HASH_H

#include <inttypes.h>

#include <obstack.h>

#include <stdint.h>

typedef struct hash_table

{

  unsigned long int size;

  unsigned long int filled;

  void *first;

  void *table;

  struct obstack mem_pool;

}

hash_table;

extern int init_hash (hash_table *htab, unsigned long int init_size) __THROW;

extern int delete_hash (hash_table *htab) __THROW;

extern int insert_entry (hash_table *htab, const void *key, size_t keylen,

			 void *data) __THROW;

extern int find_entry (const hash_table *htab, const void *key, size_t keylen,

		       void **result) __THROW;

extern int set_entry (hash_table *htab, const void *key, size_t keylen,

		      void *newval) __THROW;

extern int iterate_table (const hash_table *htab, void **ptr,

			  const void **key, size_t *keylen, void **data)

     __THROW;

extern uint32_t compute_hashval (const void *key, size_t keylen)

     __THROW;

extern unsigned long int next_prime (unsigned long int seed) __THROW;

#endif /* simple-hash.h */