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Evaluate the speed of the first and second stage of mpw individually.

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Maarten Billemont 2017-01-05 10:58:02 -05:00
parent 0f4a66f5d3
commit e754e1ddce
1 changed files with 52 additions and 25 deletions
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77
MasterPassword/C/mpw-bench.c
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@ -8,6 +8,7 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <math.h>
#include <string.h> #include <string.h>
#include <errno.h> #include <errno.h>
#include <sys/time.h> #include <sys/time.h>
@ -56,53 +57,79 @@ int main(int argc, char *const argv[]) {
const MPSiteVariant siteVariant = MPSiteVariantPassword; const MPSiteVariant siteVariant = MPSiteVariantPassword;
const char *siteContext = NULL; const char *siteContext = NULL;
struct timeval startTime; struct timeval startTime;
unsigned int iterations;
// Start MPW float percent;
unsigned int iterations = 100; const uint8_t *masterKey;
const uint8_t *masterKey = NULL;
mpw_getTime( &startTime );
for (int i = 0; i < iterations; ++i) {
free( (void *)masterKey );
masterKey = mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent );
if (!masterKey)
ftl( "Could not allocate master key: %d\n", errno );
free( (void *)mpw_passwordForSite(
masterKey, siteName, siteType, siteCounter, siteVariant, siteContext, MPAlgorithmVersionCurrent ) );
if (i % ( iterations / 100 ) == 0)
fprintf( stderr, "\rmpw: iteration %d / %d (%u%%)..", i, iterations, i * 100 / iterations );
}
const double mpwSpeed = mpw_showSpeed( startTime, iterations, "mpw" );
// Start HMAC-SHA-256 // Start HMAC-SHA-256
// Similar to phase-two of mpw
uint8_t *sitePasswordInfo = malloc( 128 ); uint8_t *sitePasswordInfo = malloc( 128 );
iterations = 5500000; iterations = 3000000;
uint8_t hash[32]; masterKey = mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
abort();
}
mpw_getTime( &startTime ); mpw_getTime( &startTime );
for (int i = 0; i < iterations; ++i) { for (int i = 1; i <= iterations; ++i) {
free( (void *)mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, 128 ) ); free( (void *)mpw_hmac_sha256( masterKey, MP_dkLen, sitePasswordInfo, 128 ) );
if (i % ( iterations / 100 ) == 0) if (modff(100.f * i / iterations, &percent) == 0)
fprintf( stderr, "\rhmac-sha-256: iteration %d / %d (%u%%)..", i, iterations, i * 100 / iterations ); fprintf( stderr, "\rhmac-sha-256: iteration %d / %d (%.0f%%)..", i, iterations, percent );
} }
const double hmacSha256Speed = mpw_showSpeed( startTime, iterations, "hmac-sha-256" ); const double hmacSha256Speed = mpw_showSpeed( startTime, iterations, "hmac-sha-256" );
free( (void *)masterKey );
// Start BCrypt // Start BCrypt
// Similar to phase-one of mpw
int bcrypt_cost = 9; int bcrypt_cost = 9;
iterations = 1000; iterations = 1000;
mpw_getTime( &startTime ); mpw_getTime( &startTime );
for (int i = 0; i < iterations; ++i) { for (int i = 1; i <= iterations; ++i) {
crypt( masterPassword, crypt_gensalt( "$2b$", bcrypt_cost, fullName, strlen( fullName ) ) ); crypt( masterPassword, crypt_gensalt( "$2b$", bcrypt_cost, fullName, strlen( fullName ) ) );
if (i % ( iterations / 100 ) == 0) if (modff(100.f * i / iterations, &percent) == 0)
fprintf( stderr, "\rbcrypt (cost %d): iteration %d / %d (%u%%)..", bcrypt_cost, i, iterations, i * 100 / iterations ); fprintf( stderr, "\rbcrypt (cost %d): iteration %d / %d (%.0f%%)..", bcrypt_cost, i, iterations, percent );
} }
const double bcrypt9Speed = mpw_showSpeed( startTime, iterations, "bcrypt9" ); const double bcrypt9Speed = mpw_showSpeed( startTime, iterations, "bcrypt9" );
// Start SCrypt
// Phase one of mpw
iterations = 50;
mpw_getTime( &startTime );
for (int i = 1; i <= iterations; ++i) {
free( (void *)mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent ) );
if (modff(100.f * i / iterations, &percent) == 0)
fprintf( stderr, "\rscrypt_mpw: iteration %d / %d (%.0f%%)..", i, iterations, percent );
}
const double scryptSpeed = mpw_showSpeed( startTime, iterations, "scrypt_mpw" );
// Start MPW
// Both phases of mpw
iterations = 50;
mpw_getTime( &startTime );
for (int i = 1; i <= iterations; ++i) {
masterKey = mpw_masterKeyForUser( fullName, masterPassword, MPAlgorithmVersionCurrent );
if (!masterKey) {
ftl( "Could not allocate master key: %d\n", errno );
abort();
}
free( (void *)mpw_passwordForSite(
masterKey, siteName, siteType, siteCounter, siteVariant, siteContext, MPAlgorithmVersionCurrent ) );
free( (void *)masterKey );
if (modff(100.f * i / iterations, &percent) == 0)
fprintf( stderr, "\rmpw: iteration %d / %d (%.0f%%)..", i, iterations, percent );
}
const double mpwSpeed = mpw_showSpeed( startTime, iterations, "mpw" );
// Summarize. // Summarize.
fprintf( stdout, "\n== SUMMARY ==\nOn this machine,\n" ); fprintf( stdout, "\n== SUMMARY ==\nOn this machine,\n" );
fprintf( stdout, " - mpw is %f times slower than hmac-sha-256 (reference: 320000 on an MBP Late 2013).\n", hmacSha256Speed / mpwSpeed ); fprintf( stdout, " - mpw is %f times slower than hmac-sha-256 (reference: 320000 on an MBP Late 2013).\n", hmacSha256Speed / mpwSpeed );
fprintf( stdout, " - mpw is %f times slower than bcrypt (cost 9) (reference: 22 on an MBP Late 2013).\n", bcrypt9Speed / mpwSpeed ); fprintf( stdout, " - mpw is %f times slower than bcrypt (cost 9) (reference: 22 on an MBP Late 2013).\n", bcrypt9Speed / mpwSpeed );
fprintf( stdout, " - scrypt is %f times slower than bcrypt (cost 9) (reference: 22 on an MBP Late 2013).\n", bcrypt9Speed / scryptSpeed );
return 0; return 0;
} }