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97 lines
2.8 KiB
97 lines
2.8 KiB
/*
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* Revision Control Information
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*
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* /projects/hsis/CVS/utilities/st/st.h,v
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* serdar
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* 1.1
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* 1993/07/29 01:00:21
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*
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*/
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/* LINTLIBRARY */
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/* /projects/hsis/CVS/utilities/st/st.h,v 1.1 1993/07/29 01:00:21 serdar Exp */
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#ifndef ST_INCLUDED
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#define ST_INCLUDED
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct st_table_entry st_table_entry;
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struct st_table_entry {
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char *key;
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char *record;
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st_table_entry *next;
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};
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typedef struct st_table st_table;
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struct st_table {
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int (*compare)(const char *, const char *);
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int (*hash)(char *, int);
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int num_bins;
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int num_entries;
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int max_density;
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int reorder_flag;
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double grow_factor;
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st_table_entry **bins;
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};
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typedef struct st_generator st_generator;
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struct st_generator {
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st_table *table;
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st_table_entry *entry;
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int index;
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};
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#define st_is_member(table,key) st_lookup(table,key,(char **) 0)
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#define st_count(table) ((table)->num_entries)
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enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE};
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typedef enum st_retval (*ST_PFSR)(char *, char *, char *);
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typedef int (*ST_PFICPCP)(const char *, const char *); /* type for comparison function */
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typedef int (*ST_PFICPI)(char *, int); /* type for hash function */
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extern st_table *st_init_table_with_params (ST_PFICPCP, ST_PFICPI, int, int, double, int);
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extern st_table *st_init_table (ST_PFICPCP, ST_PFICPI);
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extern void st_free_table (st_table *);
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extern int st_lookup (st_table *, char *, char **);
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extern int st_lookup_int (st_table *, char *, int *);
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extern int st_insert (st_table *, char *, char *);
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extern int st_add_direct (st_table *, char *, char *);
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extern int st_find_or_add (st_table *, char *, char ***);
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extern int st_find (st_table *, char *, char ***);
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extern st_table *st_copy (st_table *);
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extern int st_delete (st_table *, char **, char **);
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extern int st_delete_int (st_table *, int *, char **);
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extern int st_foreach (st_table *, ST_PFSR, char *);
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extern int st_strhash (char *, int);
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extern int st_numhash (char *, int);
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extern int st_ptrhash (char *, int);
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extern int st_numcmp (const char *, const char *);
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extern int st_ptrcmp (const char *, const char *);
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extern st_generator *st_init_gen (st_table *);
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extern int st_gen (st_generator *, char **, char **);
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extern int st_gen_int (st_generator *, char **, long *);
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extern void st_free_gen (st_generator *);
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#define ST_DEFAULT_MAX_DENSITY 5
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#define ST_DEFAULT_INIT_TABLE_SIZE 11
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#define ST_DEFAULT_GROW_FACTOR 2.0
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#define ST_DEFAULT_REORDER_FLAG 0
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#define st_foreach_item(table, gen, key, value) \
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for(gen=st_init_gen(table); st_gen(gen,key,value) || (st_free_gen(gen),0);)
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#define st_foreach_item_int(table, gen, key, value) \
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for(gen=st_init_gen(table); st_gen_int(gen,key,value) || (st_free_gen(gen),0);)
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#define ST_OUT_OF_MEM -10000
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#ifdef __cplusplus
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}
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#endif
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#endif /* ST_INCLUDED */
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