hash.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.2 */
#define HASHWIDTH 27
#define HASHSIZE 134217689L /* prime under 2^HASHWIDTH */
#define INDEXWIDTH 9
#define INDEXSIZE (1<<INDEXWIDTH)
#define NI (INDEXSIZE+1)
#define ND ((25750/2) * sizeof (*table))
#define BYTE 8
extern unsigned *table;
extern int index[]; /* into dif table based on hi hash bits */
void hashinit(void);
int hashlook(char *);
unsigned long hash(char *);