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- /* $Header: hash.h,v 3.0.1.2 90/10/15 17:33:58 lwall Locked $
- *
- * Copyright (c) 1989, Larry Wall
- *
- * You may distribute under the terms of the GNU General Public License
- * as specified in the README file that comes with the perl 3.0 kit.
- *
- * $Log: hash.h,v $
- * Revision 3.0.1.2 90/10/15 17:33:58 lwall
- * patch29: the debugger now understands packages and evals
- *
- * Revision 3.0.1.1 90/08/09 03:51:34 lwall
- * patch19: various MSDOS and OS/2 patches folded in
- *
- * Revision 3.0 89/10/18 15:18:39 lwall
- * 3.0 baseline
- *
- */
-
- #define FILLPCT 80 /* don't make greater than 99 */
- #define DBM_CACHE_MAX 63 /* cache 64 entries for dbm file */
- /* (resident array acts as a write-thru cache)*/
-
- #define COEFFSIZE (16 * 8) /* size of coeff array */
-
- typedef struct hentry HENT;
-
- struct hentry {
- HENT *hent_next;
- char *hent_key;
- STR *hent_val;
- int hent_hash;
- int hent_klen;
- };
-
- struct htbl {
- HENT **tbl_array;
- int tbl_max; /* subscript of last element of tbl_array */
- int tbl_dosplit; /* how full to get before splitting */
- int tbl_fill; /* how full tbl_array currently is */
- int tbl_riter; /* current root of iterator */
- HENT *tbl_eiter; /* current entry of iterator */
- SPAT *tbl_spatroot; /* list of spats for this package */
- char *tbl_name; /* name, if a symbol table */
- #ifdef SOME_DBM
- #ifdef GDBM
- DBM *tbl_dbm;
- #else
- #ifdef NDBM
- DBM *tbl_dbm;
- #else
- int tbl_dbm;
- #endif
- #endif
- #endif
- unsigned char tbl_coeffsize; /* is 0 for symbol tables */
- };
-
- extern STR *hfetch PROTO((HASH *, char *, unsigned int, int));
- extern bool hstore PROTO((HASH *, char *, unsigned int, STR *, int));
- extern STR *hdelete PROTO((HASH *, char *, unsigned int));
- extern HASH *hnew PROTO((unsigned int));
- extern void hclear PROTO((HASH *, int));
- extern void hentfree PROTO((HENT *));
- extern int hiterinit PROTO((HASH *));
- extern HENT *hiternext PROTO((HASH *));
- extern char *hiterkey PROTO((HENT *, int *));
- extern STR *hiterval PROTO((HASH *, HENT *));
- extern bool hdbmopen PROTO((HASH *, char *, int));
- extern void hdbmclose PROTO((HASH *));
- extern bool hdbmstore PROTO((HASH *, char *, unsigned int, STR *));
- extern void hsplit PROTO((HASH *));
- extern void hfree PROTO((HASH *, int));
- extern void hentdelayfree PROTO((HENT *));
-
-
-