1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _NHASH_H 28#define _NHASH_H 29 30 31#ifdef __cplusplus 32extern "C" { 33#endif 34 35#ifndef NULL 36#define NULL 0 37#endif /* NULL */ 38 39typedef struct item_t { 40 void *key; 41 int keyl; 42 void *data; 43 int datal; 44} Item; 45 46#define Null_Item ((Item *) NULL) 47 48typedef struct bucket_t { 49 int nent; 50 int nalloc; 51 Item **itempp; 52} Bucket; 53 54typedef struct cache_t { 55 int hsz; 56 int bsz; 57 Bucket *bp; 58 int (*hfunc)(void *, int, int); 59 int (*cfunc)(void *, void *, int); 60} Cache; 61 62#ifdef _KERNEL 63#define malloc bkmem_alloc 64#endif /* _KERNEL */ 65 66extern int init_cache(Cache **cp, int hsz, int bsz, 67 int (*hfunc)(void *, int, int), int (*cfunc)(void *, void *, int)); 68extern int add_cache(Cache *cp, Item *itemp); 69extern Item *lookup_cache(Cache *cp, void *datap, int datalen); 70 71#ifdef __cplusplus 72} 73#endif 74 75#endif /* _NHASH_H */ 76