include/sys/pkp_hash.h

   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  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  23  */
  24
  25 #ifndef _PKP_HASH_H_
  26 #define _PKP_HASH_H_
  27
  28 #include <sys/types.h>
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 /*
  35  * Pearson's string hash
  36  *
  37  * See: Communications of the ACM, June 1990 Vol 33 pp 677-680
  38  * http://portal.acm.org/citation.cfm?doid=78973.78978
  39  */
  40 #define PKP_HASH_SIZE           256
  41
  42 extern uint_t pkp_tab_hash(char *, int);
  43
  44 #ifdef __cplusplus
  45 }
  46 #endif
  47
  48 #endif /* _PKP_HASH_H_ */