136 lines
4.8 KiB
C
136 lines
4.8 KiB
C
//
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// mpw-bench.c
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// MasterPassword
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//
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// Created by Maarten Billemont on 2014-12-20.
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// Copyright (c) 2014 Lyndir. All rights reserved.
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//
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/time.h>
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#include <scrypt/sha256.h>
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#include <bcrypt/ow-crypt.h>
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#include "mpw-algorithm.h"
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#include "mpw-util.h"
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#define MP_N 32768
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#define MP_r 8
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#define MP_p 2
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#define MP_dkLen 64
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#define MP_hash PearlHashSHA256
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static void mpw_getTime(struct timeval *time) {
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if (gettimeofday( time, NULL ) != 0)
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ftl( "Could not get time: %d\n", errno );
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}
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static const double mpw_showSpeed(struct timeval startTime, const unsigned int iterations, const char *operation) {
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struct timeval endTime;
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mpw_getTime( &endTime );
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const time_t dsec = (endTime.tv_sec - startTime.tv_sec);
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const suseconds_t dusec = (endTime.tv_usec - startTime.tv_usec);
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const double elapsed = dsec + dusec / 1000000.;
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const double speed = iterations / elapsed;
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fprintf( stderr, " done. " );
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fprintf( stdout, "%d %s iterations in %llds %lldµs -> %.2f/s\n", iterations, operation, (long long)dsec, (long long)dusec, speed );
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return speed;
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}
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int main(int argc, char *const argv[]) {
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const char *fullName = "Robert Lee Mitchel";
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const char *masterPassword = "banana colored duckling";
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const char *siteName = "masterpasswordapp.com";
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const uint32_t siteCounter = 1;
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const MPSiteType siteType = MPSiteTypeGeneratedLong;
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const MPSiteVariant siteVariant = MPSiteVariantPassword;
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const char *siteContext = NULL;
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struct timeval startTime;
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unsigned int iterations;
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float percent;
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const uint8_t *masterKey;
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// Start HMAC-SHA-256
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// Similar to phase-two of mpw
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uint8_t *sitePasswordInfo = malloc( 128 );
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iterations = 3000000;
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masterKey = mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent );
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if (!masterKey) {
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ftl( "Could not allocate master key: %d\n", errno );
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abort();
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}
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mpw_getTime( &startTime );
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for (int i = 1; i <= iterations; ++i) {
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free( (void *)mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, 128 ) );
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if (modff(100.f * i / iterations, &percent) == 0)
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fprintf( stderr, "\rhmac-sha-256: iteration %d / %d (%.0f%%)..", i, iterations, percent );
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}
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const double hmacSha256Speed = mpw_showSpeed( startTime, iterations, "hmac-sha-256" );
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free( (void *)masterKey );
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// Start BCrypt
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// Similar to phase-one of mpw
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int bcrypt_cost = 9;
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iterations = 1000;
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mpw_getTime( &startTime );
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for (int i = 1; i <= iterations; ++i) {
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crypt( masterPassword, crypt_gensalt( "$2b$", bcrypt_cost, fullName, strlen( fullName ) ) );
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if (modff(100.f * i / iterations, &percent) == 0)
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fprintf( stderr, "\rbcrypt (cost %d): iteration %d / %d (%.0f%%)..", bcrypt_cost, i, iterations, percent );
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}
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const double bcrypt9Speed = mpw_showSpeed( startTime, iterations, "bcrypt9" );
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// Start SCrypt
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// Phase one of mpw
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iterations = 50;
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mpw_getTime( &startTime );
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for (int i = 1; i <= iterations; ++i) {
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free( (void *)mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent ) );
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if (modff(100.f * i / iterations, &percent) == 0)
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fprintf( stderr, "\rscrypt_mpw: iteration %d / %d (%.0f%%)..", i, iterations, percent );
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}
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const double scryptSpeed = mpw_showSpeed( startTime, iterations, "scrypt_mpw" );
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// Start MPW
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// Both phases of mpw
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iterations = 50;
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mpw_getTime( &startTime );
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for (int i = 1; i <= iterations; ++i) {
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masterKey = mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent );
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if (!masterKey) {
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ftl( "Could not allocate master key: %d\n", errno );
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abort();
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}
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free( (void *)mpw_passwordForSite(
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masterKey, siteName, siteType, siteCounter, siteVariant, siteContext, MPAlgorithmVersionCurrent ) );
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free( (void *)masterKey );
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if (modff(100.f * i / iterations, &percent) == 0)
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fprintf( stderr, "\rmpw: iteration %d / %d (%.0f%%)..", i, iterations, percent );
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}
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const double mpwSpeed = mpw_showSpeed( startTime, iterations, "mpw" );
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// Summarize.
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fprintf( stdout, "\n== SUMMARY ==\nOn this machine,\n" );
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fprintf( stdout, " - mpw is %f times slower than hmac-sha-256 (reference: 320000 on an MBP Late 2013).\n", hmacSha256Speed / mpwSpeed );
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fprintf( stdout, " - mpw is %f times slower than bcrypt (cost 9) (reference: 22 on an MBP Late 2013).\n", bcrypt9Speed / mpwSpeed );
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fprintf( stdout, " - scrypt is %f times slower than bcrypt (cost 9) (reference: 22 on an MBP Late 2013).\n", bcrypt9Speed / scryptSpeed );
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return 0;
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}
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