ruby/st.h

64 строки
1.6 KiB
C

/* 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
typedef unsigned long st_data_t;
#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 */