1112394Ssam/*- 2112394Ssam * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting 3112394Ssam * All rights reserved. 4112394Ssam * 5112394Ssam * Redistribution and use in source and binary forms, with or without 6112394Ssam * modification, are permitted provided that the following conditions 7112394Ssam * are met: 8112394Ssam * 1. Redistributions of source code must retain the above copyright 9112394Ssam * notice, this list of conditions and the following disclaimer. 10112394Ssam * 2. Redistributions in binary form must reproduce the above copyright 11112394Ssam * notice, this list of conditions and the following disclaimer in the 12112394Ssam * documentation and/or other materials provided with the distribution. 13112394Ssam * 14112394Ssam * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15112394Ssam * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16112394Ssam * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17112394Ssam * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18112394Ssam * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19112394Ssam * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20112394Ssam * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21112394Ssam * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22112394Ssam * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23112394Ssam * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24112394Ssam * SUCH DAMAGE. 25112394Ssam * 26112394Ssam * $FreeBSD$ 27112394Ssam */ 28108833Ssam 29108833Ssam/* 30108833Ssam * Little program to dump the crypto statistics block and, optionally, 31108833Ssam * zero all the stats or just the timing stuff. 32108833Ssam */ 33108833Ssam#include <stdio.h> 34175979Smatteo#include <stdlib.h> 35175979Smatteo#include <strings.h> 36108833Ssam 37108833Ssam#include <sys/types.h> 38108833Ssam#include <sys/sysctl.h> 39108833Ssam#include <sys/time.h> 40108833Ssam#include <crypto/cryptodev.h> 41108833Ssam 42108833Ssamstatic void 43108833Ssamprintt(const char* tag, struct cryptotstat *ts) 44108833Ssam{ 45108833Ssam uint64_t avg, min, max; 46108833Ssam 47108833Ssam if (ts->count == 0) 48108833Ssam return; 49108833Ssam avg = (1000000000LL*ts->acc.tv_sec + ts->acc.tv_nsec) / ts->count; 50108833Ssam min = 1000000000LL*ts->min.tv_sec + ts->min.tv_nsec; 51108833Ssam max = 1000000000LL*ts->max.tv_sec + ts->max.tv_nsec; 52108833Ssam printf("%16.16s: avg %6llu ns : min %6llu ns : max %7llu ns [%u samps]\n", 53108833Ssam tag, avg, min, max, ts->count); 54108833Ssam} 55108833Ssam 56108833Ssamint 57108833Ssammain(int argc, char *argv[]) 58108833Ssam{ 59108833Ssam struct cryptostats stats; 60108833Ssam size_t slen; 61108833Ssam 62108833Ssam slen = sizeof (stats); 63175979Smatteo if (sysctlbyname("kern.crypto_stats", &stats, &slen, NULL, 0) < 0) 64108833Ssam err(1, "kern.cryptostats"); 65108833Ssam 66108833Ssam if (argc > 1 && strcmp(argv[1], "-z") == 0) { 67108833Ssam bzero(&stats.cs_invoke, sizeof (stats.cs_invoke)); 68108833Ssam bzero(&stats.cs_done, sizeof (stats.cs_done)); 69108833Ssam bzero(&stats.cs_cb, sizeof (stats.cs_cb)); 70108833Ssam bzero(&stats.cs_finis, sizeof (stats.cs_finis)); 71108833Ssam stats.cs_invoke.min.tv_sec = 10000; 72108833Ssam stats.cs_done.min.tv_sec = 10000; 73108833Ssam stats.cs_cb.min.tv_sec = 10000; 74108833Ssam stats.cs_finis.min.tv_sec = 10000; 75108833Ssam if (sysctlbyname("kern.crypto_stats", NULL, NULL, &stats, sizeof (stats)) < 0) 76108833Ssam err(1, "kern.cryptostats"); 77108833Ssam exit(0); 78108833Ssam } 79108833Ssam if (argc > 1 && strcmp(argv[1], "-Z") == 0) { 80108833Ssam bzero(&stats, sizeof (stats)); 81108833Ssam stats.cs_invoke.min.tv_sec = 10000; 82108833Ssam stats.cs_done.min.tv_sec = 10000; 83108833Ssam stats.cs_cb.min.tv_sec = 10000; 84108833Ssam stats.cs_finis.min.tv_sec = 10000; 85108833Ssam if (sysctlbyname("kern.crypto_stats", NULL, NULL, &stats, sizeof (stats)) < 0) 86108833Ssam err(1, "kern.cryptostats"); 87108833Ssam exit(0); 88108833Ssam } 89108833Ssam 90108833Ssam 91108833Ssam printf("%u symmetric crypto ops (%u errors, %u times driver blocked)\n" 92108833Ssam , stats.cs_ops, stats.cs_errs, stats.cs_blocks); 93108833Ssam printf("%u key ops (%u errors, %u times driver blocked)\n" 94108833Ssam , stats.cs_kops, stats.cs_kerrs, stats.cs_kblocks); 95108833Ssam printf("%u crypto dispatch thread activations\n", stats.cs_intrs); 96108833Ssam printf("%u crypto return thread activations\n", stats.cs_rets); 97108833Ssam if (stats.cs_invoke.count) { 98108833Ssam printf("\n"); 99108833Ssam printt("dispatch->invoke", &stats.cs_invoke); 100108833Ssam printt("invoke->done", &stats.cs_done); 101108833Ssam printt("done->cb", &stats.cs_cb); 102108833Ssam printt("cb->finis", &stats.cs_finis); 103108833Ssam } 104108833Ssam return 0; 105108833Ssam} 106