OSX/libsecurity_apple_csp/open_ssl/openssl/lhash_legacy.h

   1 /*
   2  * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 /* crypto/lhash/lhash_legacy.h */
  20 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  21  * All rights reserved.
  22  *
  23  * This package is an SSL implementation written
  24  * by Eric Young (eay@cryptsoft.com).
  25  * The implementation was written so as to conform with Netscapes SSL.
  26  *
  27  * This library is free for commercial and non-commercial use as long as
  28  * the following conditions are aheared to.  The following conditions
  29  * apply to all code found in this distribution, be it the RC4, RSA,
  30  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  31  * included with this distribution is covered by the same copyright terms
  32  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  33  *
  34  * Copyright remains Eric Young's, and as such any Copyright notices in
  35  * the code are not to be removed.
  36  * If this package is used in a product, Eric Young should be given attribution
  37  * as the author of the parts of the library used.
  38  * This can be in the form of a textual message at program startup or
  39  * in documentation (online or textual) provided with the package.
  40  *
  41  * Redistribution and use in source and binary forms, with or without
  42  * modification, are permitted provided that the following conditions
  43  * are met:
  44  * 1. Redistributions of source code must retain the copyright
  45  *    notice, this list of conditions and the following disclaimer.
  46  * 2. Redistributions in binary form must reproduce the above copyright
  47  *    notice, this list of conditions and the following disclaimer in the
  48  *    documentation and/or other materials provided with the distribution.
  49  * 3. All advertising materials mentioning features or use of this software
  50  *    must display the following acknowledgement:
  51  *    "This product includes cryptographic software written by
  52  *     Eric Young (eay@cryptsoft.com)"
  53  *    The word 'cryptographic' can be left out if the rouines from the library
  54  *    being used are not cryptographic related :-).
  55  * 4. If you include any Windows specific code (or a derivative thereof) from
  56  *    the apps directory (application code) you must include an acknowledgement:
  57  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  58  *
  59  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  60  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  61  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  62  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  63  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  64  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  65  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  66  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  67  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  68  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  69  * SUCH DAMAGE.
  70  *
  71  * The licence and distribution terms for any publically available version or
  72  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  73  * copied and put under another distribution licence
  74  * [including the GNU Public Licence.]
  75  */
  76
  77 /* Header for dynamic hash table routines
  78  * Author - Eric Young
  79  */
  80
  81 #ifndef HEADER_LHASH_H
  82 #define HEADER_LHASH_H
  83
  84 #ifdef  __cplusplus
  85 extern "C" {
  86 #endif
  87
  88 #ifndef NO_FP_API
  89 #include <stdio.h>
  90 #endif
  91
  92 typedef struct lhash_node_st
  93         {
  94         void *data;
  95         struct lhash_node_st *next;
  96 #ifndef NO_HASH_COMP
  97         unsigned long hash;
  98 #endif
  99         } LHASH_NODE;
 100
 101 typedef struct lhash_st
 102         {
 103         LHASH_NODE **b;
 104         int (*comp)();
 105         unsigned long (*hash)();
 106         unsigned int num_nodes;
 107         unsigned int num_alloc_nodes;
 108         unsigned int p;
 109         unsigned int pmax;
 110         unsigned long up_load; /* load times 256 */
 111         unsigned long down_load; /* load times 256 */
 112         unsigned long num_items;
 113
 114         unsigned long num_expands;
 115         unsigned long num_expand_reallocs;
 116         unsigned long num_contracts;
 117         unsigned long num_contract_reallocs;
 118         unsigned long num_hash_calls;
 119         unsigned long num_comp_calls;
 120         unsigned long num_insert;
 121         unsigned long num_replace;
 122         unsigned long num_delete;
 123         unsigned long num_no_delete;
 124         unsigned long num_retrieve;
 125         unsigned long num_retrieve_miss;
 126         unsigned long num_hash_comps;
 127
 128         int error;
 129         } LHASH;
 130
 131 #define LH_LOAD_MULT    256
 132
 133 /* Indicates a malloc() error in the last call, this is only bad
 134  * in lh_insert(). */
 135 #define lh_error(lh)    ((lh)->error)
 136
 137 LHASH *lh_new(unsigned long (*h)(/* void *a */), int (*c)(/* void *a,void *b */));
 138 void lh_free(LHASH *lh);
 139 void *lh_insert(LHASH *lh, void *data);
 140 void *lh_delete(LHASH *lh, void *data);
 141 void *lh_retrieve(LHASH *lh, void *data);
 142     void lh_doall(LHASH *lh, void (*func)(/*void *b*/));
 143 void lh_doall_arg(LHASH *lh, void (*func)(/*void *a,void *b*/),void *arg);
 144 unsigned long lh_strhash(const char *c);
 145 unsigned long lh_num_items(LHASH *lh);
 146
 147 #ifndef NO_FP_API
 148 void lh_stats(LHASH *lh, FILE *out);
 149 void lh_node_stats(LHASH *lh, FILE *out);
 150 void lh_node_usage_stats(LHASH *lh, FILE *out);
 151 #endif
 152
 153 #ifdef HEADER_BIO_H
 154 void lh_stats_bio(LHASH *lh, BIO *out);
 155 void lh_node_stats_bio(LHASH *lh, BIO *out);
 156 void lh_node_usage_stats_bio(LHASH *lh, BIO *out);
 157 #endif
 158 #ifdef  __cplusplus
 159 }
 160 #endif
 161
 162 #endif
 163