1 /* crypto/lhash/lh_stats.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
62 /* If you wish to build this outside of SSLeay, remove the following lines
63 * and things should work as expected */
66 #include <openssl/lhash.h>
70 void lh_stats(LHASH *lh, FILE *out)
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);
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);
96 void lh_node_stats(LHASH *lh, FILE *out)
101 for (i=0; i<lh->num_nodes; i++)
103 for (n=lh->b[i],num=0; n != NULL; n=n->next)
105 fprintf(out,"node %6u -> %3u\n",i,num);
109 void lh_node_usage_stats(LHASH *lh, FILE *out)
114 unsigned long total=0,n_used=0;
116 for (i=0; i<lh->num_nodes; i++)
118 for (n=lh->b[i],num=0; n != NULL; n=n->next)
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),
133 (int)((total%n_used)*100/n_used));
139 void lh_stats(LHASH *lh, FILE *fp)
143 bp=BIO_new(BIO_s_file());
144 if (bp == NULL) goto end;
145 BIO_set_fp(bp,fp,BIO_NOCLOSE);
151 void lh_node_stats(LHASH *lh, FILE *fp)
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);
163 void lh_node_usage_stats(LHASH *lh, FILE *fp)
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);
177 void lh_stats_bio(LHASH *lh, BIO *out)
181 sprintf(buf,"num_items = %lu\n",lh->num_items);
183 sprintf(buf,"num_nodes = %u\n",lh->num_nodes);
185 sprintf(buf,"num_alloc_nodes = %u\n",lh->num_alloc_nodes);
187 sprintf(buf,"num_expands = %lu\n",lh->num_expands);
189 sprintf(buf,"num_expand_reallocs = %lu\n",lh->num_expand_reallocs);
191 sprintf(buf,"num_contracts = %lu\n",lh->num_contracts);
193 sprintf(buf,"num_contract_reallocs = %lu\n",lh->num_contract_reallocs);
195 sprintf(buf,"num_hash_calls = %lu\n",lh->num_hash_calls);
197 sprintf(buf,"num_comp_calls = %lu\n",lh->num_comp_calls);
199 sprintf(buf,"num_insert = %lu\n",lh->num_insert);
201 sprintf(buf,"num_replace = %lu\n",lh->num_replace);
203 sprintf(buf,"num_delete = %lu\n",lh->num_delete);
205 sprintf(buf,"num_no_delete = %lu\n",lh->num_no_delete);
207 sprintf(buf,"num_retrieve = %lu\n",lh->num_retrieve);
209 sprintf(buf,"num_retrieve_miss = %lu\n",lh->num_retrieve_miss);
211 sprintf(buf,"num_hash_comps = %lu\n",lh->num_hash_comps);
214 sprintf(buf,"p = %u\n",lh->p);
216 sprintf(buf,"pmax = %u\n",lh->pmax);
218 sprintf(buf,"up_load = %lu\n",lh->up_load);
220 sprintf(buf,"down_load = %lu\n",lh->down_load);
225 void lh_node_stats_bio(LHASH *lh, BIO *out)
231 for (i=0; i<lh->num_nodes; i++)
233 for (n=lh->b[i],num=0; n != NULL; n=n->next)
235 sprintf(buf,"node %6u -> %3u\n",i,num);
240 void lh_node_usage_stats_bio(LHASH *lh, BIO *out)
245 unsigned long total=0,n_used=0;
248 for (i=0; i<lh->num_nodes; i++)
250 for (n=lh->b[i],num=0; n != NULL; n=n->next)
258 sprintf(buf,"%lu nodes used out of %u\n",n_used,lh->num_nodes);
260 sprintf(buf,"%lu items\n",total);
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),
267 (int)((total%n_used)*100/n_used));