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/* crypto/lhash/lhash.h */
/* Copyright (C) 1995-1996 Eric Young (eay@mincom.oz.au)
* All rights reserved.
*
* This file is part of an SSL implementation written
* by Eric Young (eay@mincom.oz.au).
* The implementation was written so as to conform with Netscapes SSL
* specification. This library and applications are
* FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
* as long as the following conditions are aheared to.
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed. If this code is used in a product,
* Eric Young should be given attribution as the author of the parts used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Eric Young (eay@mincom.oz.au)
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
/* Header for dynamic hash table routines
* Author - Eric Young
*/
#ifndef HEADER_LHASH_H
#define HEADER_LHASH_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct lhash_node_st
{
char *data;
struct lhash_node_st *next;
#ifndef NO_HASH_COMP
unsigned long hash;
#endif
} LHASH_NODE;
typedef struct lhash_st
{
LHASH_NODE **b;
int (*comp)();
unsigned long (*hash)();
unsigned int num_nodes;
unsigned int num_alloc_nodes;
unsigned int p;
unsigned int pmax;
unsigned long up_load; /* load times 256 */
unsigned long down_load; /* load times 256 */
unsigned long num_items;
unsigned long num_expands;
unsigned long num_expand_reallocs;
unsigned long num_contracts;
unsigned long num_contract_reallocs;
unsigned long num_hash_calls;
unsigned long num_comp_calls;
unsigned long num_insert;
unsigned long num_replace;
unsigned long num_delete;
unsigned long num_no_delete;
unsigned long num_retreve;
unsigned long num_retreve_miss;
unsigned long num_hash_comps;
} LHASH;
#define LH_LOAD_MULT 256
#ifndef NOPROTO
LHASH *lh_new(unsigned long (*h)(), int (*c)());
void lh_free(LHASH *lh);
char *lh_insert(LHASH *lh, char *data);
char *lh_delete(LHASH *lh, char *data);
char *lh_retrieve(LHASH *lh, char *data);
void lh_doall(LHASH *lh, void (*func)(/* char *b */));
void lh_doall_arg(LHASH *lh, void (*func)(/*char *a,char *b*/),char *arg);
unsigned long lh_strhash(char *c);
#ifndef WIN16
void lh_stats(LHASH *lh, FILE *out);
void lh_node_stats(LHASH *lh, FILE *out);
void lh_node_usage_stats(LHASH *lh, FILE *out);
#endif
#ifdef HEADER_BUFFER_H
void lh_stats_bio(LHASH *lh, BIO *out);
void lh_node_stats_bio(LHASH *lh, BIO *out);
void lh_node_usage_stats_bio(LHASH *lh, BIO *out);
#else
void lh_stats_bio(LHASH *lh, char *out);
void lh_node_stats_bio(LHASH *lh, char *out);
void lh_node_usage_stats_bio(LHASH *lh, char *out);
#endif
#else
LHASH *lh_new();
void lh_free();
char *lh_insert();
char *lh_delete();
char *lh_retrieve();
void lh_doall();
void lh_doall_arg();
unsigned long lh_strhash();
#ifndef WIN16
void lh_stats();
void lh_node_stats();
void lh_node_usage_stats();
#endif
void lh_stats_bio();
void lh_node_stats_bio();
void lh_node_usage_stats_bio();
#endif
#ifdef __cplusplus
}
#endif
#endif
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