diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/bench-slope.c | 174 |
1 files changed, 173 insertions, 1 deletions
diff --git a/tests/bench-slope.c b/tests/bench-slope.c index 394d7fc0..26795565 100644 --- a/tests/bench-slope.c +++ b/tests/bench-slope.c @@ -1571,13 +1571,176 @@ mac_bench (char **argv, int argc) } +/************************************************************ KDF benchmarks. */ + +struct bench_kdf_mode +{ + struct bench_ops *ops; + + int algo; + int subalgo; +}; + + +static int +bench_kdf_init (struct bench_obj *obj) +{ + struct bench_kdf_mode *mode = obj->priv; + + if (mode->algo == GCRY_KDF_PBKDF2) + { + obj->min_bufsize = 2; + obj->max_bufsize = 2 * 32; + obj->step_size = 2; + } + + obj->num_measure_repetitions = num_measurement_repetitions; + + return 0; +} + +static void +bench_kdf_free (struct bench_obj *obj) +{ + (void)obj; +} + +static void +bench_kdf_do_bench (struct bench_obj *obj, void *buf, size_t buflen) +{ + struct bench_kdf_mode *mode = obj->priv; + char keybuf[16]; + + (void)buf; + + if (mode->algo == GCRY_KDF_PBKDF2) + { + gcry_kdf_derive("qwerty", 6, mode->algo, mode->subalgo, "01234567", 8, + buflen, sizeof(keybuf), keybuf); + } +} + +static struct bench_ops kdf_ops = { + &bench_kdf_init, + &bench_kdf_free, + &bench_kdf_do_bench +}; + + +static void +kdf_bench_one (int algo, int subalgo) +{ + struct bench_kdf_mode mode = { &kdf_ops }; + struct bench_obj obj = { 0 }; + double nsecs_per_iteration; + double cycles_per_iteration; + char algo_name[32]; + char nsecpiter_buf[16]; + char cpiter_buf[16]; + + mode.algo = algo; + mode.subalgo = subalgo; + + switch (subalgo) + { + case GCRY_MD_CRC32: + case GCRY_MD_CRC32_RFC1510: + case GCRY_MD_CRC24_RFC2440: + case GCRY_MD_MD4: + /* Skip CRC32s. */ + return; + } + + *algo_name = 0; + + if (algo == GCRY_KDF_PBKDF2) + { + snprintf (algo_name, sizeof(algo_name), "PBKDF2-HMAC-%s", + gcry_md_algo_name (subalgo)); + } + + bench_print_algo (-24, algo_name); + + obj.ops = mode.ops; + obj.priv = &mode; + + nsecs_per_iteration = do_slope_benchmark (&obj); + + strcpy(cpiter_buf, csv_mode ? "" : "-"); + + double_to_str (nsecpiter_buf, sizeof (nsecpiter_buf), nsecs_per_iteration); + + /* If user didn't provide CPU speed, we cannot show cycles/iter results. */ + if (cpu_ghz > 0.0) + { + cycles_per_iteration = nsecs_per_iteration * cpu_ghz; + double_to_str (cpiter_buf, sizeof (cpiter_buf), cycles_per_iteration); + } + + if (csv_mode) + { + printf ("%s,%s,%s,,,,,,,,,%s,ns/iter,%s,c/iter\n", + current_section_name, + current_algo_name ? current_algo_name : "", + current_mode_name ? current_mode_name : "", + nsecpiter_buf, + cpiter_buf); + } + else + { + printf ("%14s %13s\n", nsecpiter_buf, cpiter_buf); + } +} + +void +kdf_bench (char **argv, int argc) +{ + char algo_name[32]; + int i, j; + + bench_print_section ("kdf", "KDF"); + + if (!csv_mode) + { + printf (" %-*s | ", 24, ""); + printf ("%14s %13s\n", "nanosecs/iter", "cycles/iter"); + } + + if (argv && argc) + { + for (i = 0; i < argc; i++) + { + for (j = 1; j < 400; j++) + { + if (gcry_md_test_algo (j)) + continue; + + snprintf (algo_name, sizeof(algo_name), "PBKDF2-HMAC-%s", + gcry_md_algo_name (j)); + + if (!strcmp(argv[i], algo_name)) + kdf_bench_one (GCRY_KDF_PBKDF2, j); + } + } + } + else + { + for (i = 1; i < 400; i++) + if (!gcry_md_test_algo (i)) + kdf_bench_one (GCRY_KDF_PBKDF2, i); + } + + bench_print_footer (24); +} + + /************************************************************** Main program. */ void print_help (void) { static const char *help_lines[] = { - "usage: bench-slope [options] [hash|mac|cipher [algonames]]", + "usage: bench-slope [options] [hash|mac|cipher|kdf [algonames]]", "", " options:", " --cpu-mhz <mhz> Set CPU speed for calculating cycles", @@ -1744,6 +1907,7 @@ main (int argc, char **argv) hash_bench (NULL, 0); mac_bench (NULL, 0); cipher_bench (NULL, 0); + kdf_bench (NULL, 0); } else if (!strcmp (*argv, "hash")) { @@ -1769,6 +1933,14 @@ main (int argc, char **argv) warm_up_cpu (); cipher_bench ((argc == 0) ? NULL : argv, argc); } + else if (!strcmp (*argv, "kdf")) + { + argc--; + argv++; + + warm_up_cpu (); + kdf_bench ((argc == 0) ? NULL : argv, argc); + } else { fprintf (stderr, PGM ": unknown argument: %s\n", *argv); |