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hash.h

/*
 * hash.h - This file contains prototypes for hash table code etc.
 *
 * $Id: hash.h,v 1.3 2001/12/03 07:27:05 johns Exp $
 */

#ifndef HASH_H
#define HASH_H


#ifdef __cplusplus
extern "C" {
#endif

typedef struct rt_hash_t {
  struct hash_node_t **bucket;        /* array of hash nodes */
  int size;                           /* size of the array */
  int entries;                        /* number of entries in table */
  int downshift;                      /* shift cound, used in hash function */
  int mask;                           /* used to select bits for hashing */
} rt_hash_t;

#define HASH_FAIL -1

void rt_hash_init(rt_hash_t *, int);
int rt_hash_lookup (rt_hash_t *, const char *);
int rt_hash_insert (rt_hash_t *, const char *, int);
int rt_hash_delete (rt_hash_t *, const char *);
void rt_hash_destroy(rt_hash_t *);
char *rt_hash_stats (rt_hash_t *);

#ifdef __cplusplus
}
#endif

#endif

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