1 /* crypto/lhash/lh_stats.c */ 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59 #include <stdio.h> 60 #include <string.h> 61 #include <stdlib.h> 62 /* If you wish to build this outside of SSLeay, remove the following lines 63 * and things should work as expected */ 64 #include "cryptlib.h" 65 66 #include <openssl/lhash.h> 67 68 #ifndef HEADER_BIO_H 69 70 void lh_stats(LHASH *lh, FILE *out) 71 { 72 fprintf(out,"num_items = %lu\n",lh->num_items); 73 fprintf(out,"num_nodes = %u\n",lh->num_nodes); 74 fprintf(out,"num_alloc_nodes = %u\n",lh->num_alloc_nodes); 75 fprintf(out,"num_expands = %lu\n",lh->num_expands); 76 fprintf(out,"num_expand_reallocs = %lu\n",lh->num_expand_reallocs); 77 fprintf(out,"num_contracts = %lu\n",lh->num_contracts); 78 fprintf(out,"num_contract_reallocs = %lu\n",lh->num_contract_reallocs); 79 fprintf(out,"num_hash_calls = %lu\n",lh->num_hash_calls); 80 fprintf(out,"num_comp_calls = %lu\n",lh->num_comp_calls); 81 fprintf(out,"num_insert = %lu\n",lh->num_insert); 82 fprintf(out,"num_replace = %lu\n",lh->num_replace); 83 fprintf(out,"num_delete = %lu\n",lh->num_delete); 84 fprintf(out,"num_no_delete = %lu\n",lh->num_no_delete); 85 fprintf(out,"num_retrieve = %lu\n",lh->num_retrieve); 86 fprintf(out,"num_retrieve_miss = %lu\n",lh->num_retrieve_miss); 87 fprintf(out,"num_hash_comps = %lu\n",lh->num_hash_comps); 88 #ifdef DEBUG 89 fprintf(out,"p = %u\n",lh->p); 90 fprintf(out,"pmax = %u\n",lh->pmax); 91 fprintf(out,"up_load = %lu\n",lh->up_load); 92 fprintf(out,"down_load = %lu\n",lh->down_load); 93 #endif 94 } 95 96 void lh_node_stats(LHASH *lh, FILE *out) 97 { 98 LHASH_NODE *n; 99 unsigned int i,num; 100 101 for (i=0; i<lh->num_nodes; i++) 102 { 103 for (n=lh->b[i],num=0; n != NULL; n=n->next) 104 num++; 105 fprintf(out,"node %6u -> %3u\n",i,num); 106 } 107 } 108 109 void lh_node_usage_stats(LHASH *lh, FILE *out) 110 { 111 LHASH_NODE *n; 112 unsigned long num; 113 unsigned int i; 114 unsigned long total=0,n_used=0; 115 116 for (i=0; i<lh->num_nodes; i++) 117 { 118 for (n=lh->b[i],num=0; n != NULL; n=n->next) 119 num++; 120 if (num != 0) 121 { 122 n_used++; 123 total+=num; 124 } 125 } 126 fprintf(out,"%lu nodes used out of %u\n",n_used,lh->num_nodes); 127 fprintf(out,"%lu items\n",total); 128 if (n_used == 0) return; 129 fprintf(out,"load %d.%02d actual load %d.%02d\n", 130 (int)(total/lh->num_nodes), 131 (int)((total%lh->num_nodes)*100/lh->num_nodes), 132 (int)(total/n_used), 133 (int)((total%n_used)*100/n_used)); 134 } 135 136 #else 137 138 #ifndef NO_FP_API 139 void lh_stats(LHASH *lh, FILE *fp) 140 { 141 BIO *bp; 142 143 bp=BIO_new(BIO_s_file()); 144 if (bp == NULL) goto end; 145 BIO_set_fp(bp,fp,BIO_NOCLOSE); 146 lh_stats_bio(lh,bp); 147 BIO_free(bp); 148 end:; 149 } 150 151 void lh_node_stats(LHASH *lh, FILE *fp) 152 { 153 BIO *bp; 154 155 bp=BIO_new(BIO_s_file()); 156 if (bp == NULL) goto end; 157 BIO_set_fp(bp,fp,BIO_NOCLOSE); 158 lh_node_stats_bio(lh,bp); 159 BIO_free(bp); 160 end:; 161 } 162 163 void lh_node_usage_stats(LHASH *lh, FILE *fp) 164 { 165 BIO *bp; 166 167 bp=BIO_new(BIO_s_file()); 168 if (bp == NULL) goto end; 169 BIO_set_fp(bp,fp,BIO_NOCLOSE); 170 lh_node_usage_stats_bio(lh,bp); 171 BIO_free(bp); 172 end:; 173 } 174 175 #endif 176 177 void lh_stats_bio(LHASH *lh, BIO *out) 178 { 179 char buf[128]; 180 181 sprintf(buf,"num_items = %lu\n",lh->num_items); 182 BIO_puts(out,buf); 183 sprintf(buf,"num_nodes = %u\n",lh->num_nodes); 184 BIO_puts(out,buf); 185 sprintf(buf,"num_alloc_nodes = %u\n",lh->num_alloc_nodes); 186 BIO_puts(out,buf); 187 sprintf(buf,"num_expands = %lu\n",lh->num_expands); 188 BIO_puts(out,buf); 189 sprintf(buf,"num_expand_reallocs = %lu\n",lh->num_expand_reallocs); 190 BIO_puts(out,buf); 191 sprintf(buf,"num_contracts = %lu\n",lh->num_contracts); 192 BIO_puts(out,buf); 193 sprintf(buf,"num_contract_reallocs = %lu\n",lh->num_contract_reallocs); 194 BIO_puts(out,buf); 195 sprintf(buf,"num_hash_calls = %lu\n",lh->num_hash_calls); 196 BIO_puts(out,buf); 197 sprintf(buf,"num_comp_calls = %lu\n",lh->num_comp_calls); 198 BIO_puts(out,buf); 199 sprintf(buf,"num_insert = %lu\n",lh->num_insert); 200 BIO_puts(out,buf); 201 sprintf(buf,"num_replace = %lu\n",lh->num_replace); 202 BIO_puts(out,buf); 203 sprintf(buf,"num_delete = %lu\n",lh->num_delete); 204 BIO_puts(out,buf); 205 sprintf(buf,"num_no_delete = %lu\n",lh->num_no_delete); 206 BIO_puts(out,buf); 207 sprintf(buf,"num_retrieve = %lu\n",lh->num_retrieve); 208 BIO_puts(out,buf); 209 sprintf(buf,"num_retrieve_miss = %lu\n",lh->num_retrieve_miss); 210 BIO_puts(out,buf); 211 sprintf(buf,"num_hash_comps = %lu\n",lh->num_hash_comps); 212 BIO_puts(out,buf); 213 #ifdef DEBUG 214 sprintf(buf,"p = %u\n",lh->p); 215 BIO_puts(out,buf); 216 sprintf(buf,"pmax = %u\n",lh->pmax); 217 BIO_puts(out,buf); 218 sprintf(buf,"up_load = %lu\n",lh->up_load); 219 BIO_puts(out,buf); 220 sprintf(buf,"down_load = %lu\n",lh->down_load); 221 BIO_puts(out,buf); 222 #endif 223 } 224 225 void lh_node_stats_bio(LHASH *lh, BIO *out) 226 { 227 LHASH_NODE *n; 228 unsigned int i,num; 229 char buf[128]; 230 231 for (i=0; i<lh->num_nodes; i++) 232 { 233 for (n=lh->b[i],num=0; n != NULL; n=n->next) 234 num++; 235 sprintf(buf,"node %6u -> %3u\n",i,num); 236 BIO_puts(out,buf); 237 } 238 } 239 240 void lh_node_usage_stats_bio(LHASH *lh, BIO *out) 241 { 242 LHASH_NODE *n; 243 unsigned long num; 244 unsigned int i; 245 unsigned long total=0,n_used=0; 246 char buf[128]; 247 248 for (i=0; i<lh->num_nodes; i++) 249 { 250 for (n=lh->b[i],num=0; n != NULL; n=n->next) 251 num++; 252 if (num != 0) 253 { 254 n_used++; 255 total+=num; 256 } 257 } 258 sprintf(buf,"%lu nodes used out of %u\n",n_used,lh->num_nodes); 259 BIO_puts(out,buf); 260 sprintf(buf,"%lu items\n",total); 261 BIO_puts(out,buf); 262 if (n_used == 0) return; 263 sprintf(buf,"load %d.%02d actual load %d.%02d\n", 264 (int)(total/lh->num_nodes), 265 (int)((total%lh->num_nodes)*100/lh->num_nodes), 266 (int)(total/n_used), 267 (int)((total%n_used)*100/n_used)); 268 BIO_puts(out,buf); 269 } 270 271 #endif 272