mirror of https://github.com/openssl/openssl
128 lines
3.7 KiB
C
128 lines
3.7 KiB
C
/*
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* Copyright 1995-2022 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#define OPENSSL_SUPPRESS_DEPRECATED
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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/*
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* If you wish to build this outside of OpenSSL, remove the following lines
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* and things should work as expected
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*/
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#include "internal/cryptlib.h"
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#include <openssl/bio.h>
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#include <openssl/lhash.h>
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#include "lhash_local.h"
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# ifndef OPENSSL_NO_STDIO
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# ifndef OPENSSL_NO_DEPRECATED_3_2
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void OPENSSL_LH_stats(const OPENSSL_LHASH *lh, FILE *fp)
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{
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BIO *bp;
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bp = BIO_new(BIO_s_file());
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if (bp == NULL)
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return;
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BIO_set_fp(bp, fp, BIO_NOCLOSE);
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OPENSSL_LH_stats_bio(lh, bp);
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BIO_free(bp);
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}
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void OPENSSL_LH_node_stats(const OPENSSL_LHASH *lh, FILE *fp)
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{
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BIO *bp;
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bp = BIO_new(BIO_s_file());
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if (bp == NULL)
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return;
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BIO_set_fp(bp, fp, BIO_NOCLOSE);
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OPENSSL_LH_node_stats_bio(lh, bp);
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BIO_free(bp);
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}
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void OPENSSL_LH_node_usage_stats(const OPENSSL_LHASH *lh, FILE *fp)
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{
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BIO *bp;
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bp = BIO_new(BIO_s_file());
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if (bp == NULL)
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return;
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BIO_set_fp(bp, fp, BIO_NOCLOSE);
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OPENSSL_LH_node_usage_stats_bio(lh, bp);
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BIO_free(bp);
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}
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# endif
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# endif
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# ifndef OPENSSL_NO_DEPRECATED_3_2
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/*
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* These functions are implemented as separate static functions as they are
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* called from the stdio functions above and calling deprecated functions will
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* generate a warning.
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*/
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void OPENSSL_LH_stats_bio(const OPENSSL_LHASH *lh, BIO *out)
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{
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BIO_printf(out, "num_items = %lu\n", lh->num_items);
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BIO_printf(out, "num_nodes = %u\n", lh->num_nodes);
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BIO_printf(out, "num_alloc_nodes = %u\n", lh->num_alloc_nodes);
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BIO_printf(out, "num_expands = 0\n");
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BIO_printf(out, "num_expand_reallocs = 0\n");
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BIO_printf(out, "num_contracts = 0\n");
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BIO_printf(out, "num_contract_reallocs = 0\n");
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BIO_printf(out, "num_hash_calls = 0\n");
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BIO_printf(out, "num_comp_calls = 0\n");
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BIO_printf(out, "num_insert = 0\n");
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BIO_printf(out, "num_replace = 0\n");
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BIO_printf(out, "num_delete = 0\n");
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BIO_printf(out, "num_no_delete = 0\n");
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BIO_printf(out, "num_retrieve = 0\n");
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BIO_printf(out, "num_retrieve_miss = 0\n");
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BIO_printf(out, "num_hash_comps = 0\n");
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}
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void OPENSSL_LH_node_stats_bio(const OPENSSL_LHASH *lh, BIO *out)
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{
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OPENSSL_LH_NODE *n;
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unsigned int i, num;
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for (i = 0; i < lh->num_nodes; i++) {
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for (n = lh->b[i], num = 0; n != NULL; n = n->next)
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num++;
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BIO_printf(out, "node %6u -> %3u\n", i, num);
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}
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}
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void OPENSSL_LH_node_usage_stats_bio(const OPENSSL_LHASH *lh, BIO *out)
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{
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OPENSSL_LH_NODE *n;
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unsigned long num;
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unsigned int i;
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unsigned long total = 0, n_used = 0;
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for (i = 0; i < lh->num_nodes; i++) {
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for (n = lh->b[i], num = 0; n != NULL; n = n->next)
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num++;
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if (num != 0) {
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n_used++;
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total += num;
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}
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}
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BIO_printf(out, "%lu nodes used out of %u\n", n_used, lh->num_nodes);
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BIO_printf(out, "%lu items\n", total);
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if (n_used == 0)
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return;
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BIO_printf(out, "load %d.%02d actual load %d.%02d\n",
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(int)(total / lh->num_nodes),
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(int)((total % lh->num_nodes) * 100 / lh->num_nodes),
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(int)(total / n_used), (int)((total % n_used) * 100 / n_used));
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}
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# endif
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