/* This is a public domain general purpose hash table package written by Peter Moore @ UCB. */

/* @(#) st.h 5.1 89/12/14 */

#ifndef ST_INCLUDED

#define ST_INCLUDED

#ifdef _WIN32

# include <windows.h>

typedef ULONG_PTR st_data_t;

#else

typedef unsigned long st_data_t;

#endif

#define ST_DATA_T_DEFINED

typedef struct st_table st_table;

struct st_hash_type {

    int (*compare)();

    int (*hash)();

};

struct st_table {

    struct st_hash_type *type;

    int num_bins;

    int num_entries;

    struct st_table_entry **bins;

};

#define st_is_member(table,key) st_lookup(table,key,(st_data_t *)0)

enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE, ST_CHECK};

#ifndef _

# define _(args) args

#endif

#ifndef ANYARGS

# ifdef __cplusplus

#   define ANYARGS ...

# else

#   define ANYARGS

# endif

#endif

st_table *st_init_table _((struct st_hash_type *));

st_table *st_init_table_with_size _((struct st_hash_type *, int));

st_table *st_init_numtable _((void));

st_table *st_init_numtable_with_size _((int));

st_table *st_init_strtable _((void));

st_table *st_init_strtable_with_size _((int));

int st_delete _((st_table *, st_data_t *, st_data_t *));

int st_delete_safe _((st_table *, st_data_t *, st_data_t *, st_data_t));

int st_insert _((st_table *, st_data_t, st_data_t));

int st_lookup _((st_table *, st_data_t, st_data_t *));

int st_foreach _((st_table *, int (*)(ANYARGS), st_data_t));

void st_add_direct _((st_table *, st_data_t, st_data_t));

void st_free_table _((st_table *));

void st_cleanup_safe _((st_table *, st_data_t));

st_table *st_copy _((st_table *));

#define ST_NUMCMP	((int (*)()) 0)

#define ST_NUMHASH	((int (*)()) -2)

#define st_numcmp	ST_NUMCMP

#define st_numhash	ST_NUMHASH

#endif /* ST_INCLUDED */