/* crypto/lhash/lh_stats.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library 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 cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * 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.] */ #include #include #include /* If you wish to build this outside of SSLeay, remove the following lines * and things should work as expected */ #include "cryptlib.h" #ifndef OPENSSL_NO_BIO #include #endif #include #ifdef OPENSSL_NO_BIO void lh_stats(LHASH *lh, FILE *out) { fprintf(out, "num_items = %lu\n", lh->num_items); fprintf(out, "num_nodes = %u\n", lh->num_nodes); fprintf(out, "num_alloc_nodes = %u\n", lh->num_alloc_nodes); fprintf(out, "num_expands = %lu\n", lh->num_expands); fprintf(out, "num_expand_reallocs = %lu\n", lh->num_expand_reallocs); fprintf(out, "num_contracts = %lu\n", lh->num_contracts); fprintf(out, "num_contract_reallocs = %lu\n", lh->num_contract_reallocs); fprintf(out, "num_hash_calls = %lu\n", lh->num_hash_calls); fprintf(out, "num_comp_calls = %lu\n", lh->num_comp_calls); fprintf(out, "num_insert = %lu\n", lh->num_insert); fprintf(out, "num_replace = %lu\n", lh->num_replace); fprintf(out, "num_delete = %lu\n", lh->num_delete); fprintf(out, "num_no_delete = %lu\n", lh->num_no_delete); fprintf(out, "num_retrieve = %lu\n", lh->num_retrieve); fprintf(out, "num_retrieve_miss = %lu\n", lh->num_retrieve_miss); fprintf(out, "num_hash_comps = %lu\n", lh->num_hash_comps); #if 0 fprintf(out, "p = %u\n", lh->p); fprintf(out, "pmax = %u\n", lh->pmax); fprintf(out, "up_load = %lu\n", lh->up_load); fprintf(out, "down_load = %lu\n", lh->down_load); #endif } void lh_node_stats(LHASH *lh, FILE *out) { LHASH_NODE *n; unsigned int i, num; for (i = 0; i < lh->num_nodes; i++) { for (n = lh->b[i], num = 0; n != NULL; n = n->next) num++; fprintf(out, "node %6u -> %3u\n", i, num); } } void lh_node_usage_stats(LHASH *lh, FILE *out) { LHASH_NODE *n; unsigned long num; unsigned int i; unsigned long total = 0, n_used = 0; for (i = 0; i < lh->num_nodes; i++) { for (n = lh->b[i], num = 0; n != NULL; n = n->next) num++; if (num != 0) { n_used++; total += num; } } fprintf(out, "%lu nodes used out of %u\n", n_used, lh->num_nodes); fprintf(out, "%lu items\n", total); if (n_used == 0) return; fprintf(out, "load %d.%02d actual load %d.%02d\n", (int)(total / lh->num_nodes), (int)((total % lh->num_nodes) * 100 / lh->num_nodes), (int)(total / n_used), (int)((total % n_used) * 100 / n_used)); } #else #ifndef OPENSSL_NO_FP_API void lh_stats(const _LHASH *lh, FILE *fp) { BIO *bp; bp = BIO_new(BIO_s_file()); if (bp == NULL) goto end; BIO_set_fp(bp, fp, BIO_NOCLOSE); lh_stats_bio(lh, bp); BIO_free(bp); end:; } void lh_node_stats(const _LHASH *lh, FILE *fp) { BIO *bp; bp = BIO_new(BIO_s_file()); if (bp == NULL) goto end; BIO_set_fp(bp, fp, BIO_NOCLOSE); lh_node_stats_bio(lh, bp); BIO_free(bp); end:; } void lh_node_usage_stats(const _LHASH *lh, FILE *fp) { BIO *bp; bp = BIO_new(BIO_s_file()); if (bp == NULL) goto end; BIO_set_fp(bp, fp, BIO_NOCLOSE); lh_node_usage_stats_bio(lh, bp); BIO_free(bp); end:; } #endif void lh_stats_bio(const _LHASH *lh, BIO *out) { BIO_printf(out, "num_items = %lu\n", lh->num_items); BIO_printf(out, "num_nodes = %u\n", lh->num_nodes); BIO_printf(out, "num_alloc_nodes = %u\n", lh->num_alloc_nodes); BIO_printf(out, "num_expands = %lu\n", lh->num_expands); BIO_printf(out, "num_expand_reallocs = %lu\n", lh->num_expand_reallocs); BIO_printf(out, "num_contracts = %lu\n", lh->num_contracts); BIO_printf(out, "num_contract_reallocs = %lu\n", lh->num_contract_reallocs); BIO_printf(out, "num_hash_calls = %lu\n", lh->num_hash_calls); BIO_printf(out, "num_comp_calls = %lu\n", lh->num_comp_calls); BIO_printf(out, "num_insert = %lu\n", lh->num_insert); BIO_printf(out, "num_replace = %lu\n", lh->num_replace); BIO_printf(out, "num_delete = %lu\n", lh->num_delete); BIO_printf(out, "num_no_delete = %lu\n", lh->num_no_delete); BIO_printf(out, "num_retrieve = %lu\n", lh->num_retrieve); BIO_printf(out, "num_retrieve_miss = %lu\n", lh->num_retrieve_miss); BIO_printf(out, "num_hash_comps = %lu\n", lh->num_hash_comps); #if 0 BIO_printf(out, "p = %u\n", lh->p); BIO_printf(out, "pmax = %u\n", lh->pmax); BIO_printf(out, "up_load = %lu\n", lh->up_load); BIO_printf(out, "down_load = %lu\n", lh->down_load); #endif } void lh_node_stats_bio(const _LHASH *lh, BIO *out) { LHASH_NODE *n; unsigned int i, num; for (i = 0; i < lh->num_nodes; i++) { for (n = lh->b[i], num = 0; n != NULL; n = n->next) num++; BIO_printf(out, "node %6u -> %3u\n", i, num); } } void lh_node_usage_stats_bio(const _LHASH *lh, BIO *out) { LHASH_NODE *n; unsigned long num; unsigned int i; unsigned long total = 0, n_used = 0; for (i = 0; i < lh->num_nodes; i++) { for (n = lh->b[i], num = 0; n != NULL; n = n->next) num++; if (num != 0) { n_used++; total += num; } } BIO_printf(out, "%lu nodes used out of %u\n", n_used, lh->num_nodes); BIO_printf(out, "%lu items\n", total); if (n_used == 0) return; BIO_printf(out, "load %d.%02d actual load %d.%02d\n", (int)(total / lh->num_nodes), (int)((total % lh->num_nodes) * 100 / lh->num_nodes), (int)(total / n_used), (int)((total % n_used) * 100 / n_used)); } #endif