WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
-
+
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
SPDX-License-Identifier: AGPL3.0-or-later
-*/
+ */
/**
* @file util/perf_crypto_ecc_dlog.c
* @brief benchmark for ECC DLOG calculation
/**
* How many values do we test?
- */
+ */
#define TEST_ITER 10
/**
* Range of values to use for MATH tests.
- */
+ */
#define MATH_MAX 500000
* @param do_dlog #GNUNET_YES if we want to actually do the bencharked operation
*/
static void
-test_dlog (struct GNUNET_CRYPTO_EccDlogContext *edc,
- int do_dlog)
+test_dlog(struct GNUNET_CRYPTO_EccDlogContext *edc,
+ int do_dlog)
{
gcry_mpi_t fact;
gcry_mpi_t n;
int x;
int iret;
- GNUNET_assert (0 == gcry_mpi_ec_new (&ctx, NULL, CURVE));
- g = gcry_mpi_ec_get_point ("g", ctx, 0);
- GNUNET_assert (NULL != g);
- n = gcry_mpi_ec_get_mpi ("n", ctx, 0);
- q = gcry_mpi_point_new (0);
- fact = gcry_mpi_new (0);
- for (i=0;i<TEST_ITER;i++)
- {
- fprintf (stderr, ".");
- x = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
- MAX_FACT);
- if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
- 2))
- {
- gcry_mpi_set_ui (fact, x);
- gcry_mpi_sub (fact, n, fact);
- x = - x;
- }
- else
- {
- gcry_mpi_set_ui (fact, x);
- }
- gcry_mpi_ec_mul (q, fact, g, ctx);
- if ( (GNUNET_YES == do_dlog) &&
- (x !=
- (iret = GNUNET_CRYPTO_ecc_dlog (edc,
- q))) )
+ GNUNET_assert(0 == gcry_mpi_ec_new(&ctx, NULL, CURVE));
+ g = gcry_mpi_ec_get_point("g", ctx, 0);
+ GNUNET_assert(NULL != g);
+ n = gcry_mpi_ec_get_mpi("n", ctx, 0);
+ q = gcry_mpi_point_new(0);
+ fact = gcry_mpi_new(0);
+ for (i = 0; i < TEST_ITER; i++)
{
- fprintf (stderr,
- "DLOG failed for value %d (%d)\n",
- x,
- iret);
- GNUNET_assert (0);
+ fprintf(stderr, ".");
+ x = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_WEAK,
+ MAX_FACT);
+ if (0 == GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_WEAK,
+ 2))
+ {
+ gcry_mpi_set_ui(fact, x);
+ gcry_mpi_sub(fact, n, fact);
+ x = -x;
+ }
+ else
+ {
+ gcry_mpi_set_ui(fact, x);
+ }
+ gcry_mpi_ec_mul(q, fact, g, ctx);
+ if ((GNUNET_YES == do_dlog) &&
+ (x !=
+ (iret = GNUNET_CRYPTO_ecc_dlog(edc,
+ q))))
+ {
+ fprintf(stderr,
+ "DLOG failed for value %d (%d)\n",
+ x,
+ iret);
+ GNUNET_assert(0);
+ }
}
- }
- gcry_mpi_release (fact);
- gcry_mpi_release (n);
- gcry_mpi_point_release (g);
- gcry_mpi_point_release (q);
- gcry_ctx_release (ctx);
- fprintf (stderr, "\n");
+ gcry_mpi_release(fact);
+ gcry_mpi_release(n);
+ gcry_mpi_point_release(g);
+ gcry_mpi_point_release(q);
+ gcry_ctx_release(ctx);
+ fprintf(stderr, "\n");
}
int
-main (int argc, char *argv[])
+main(int argc, char *argv[])
{
struct GNUNET_CRYPTO_EccDlogContext *edc;
struct GNUNET_TIME_Absolute start;
struct GNUNET_TIME_Relative delta;
- if (! gcry_check_version ("1.6.0"))
- {
- fprintf (stderr,
- _
- ("libgcrypt has not the expected version (version %s is required).\n"),
- "1.6.0");
- return 0;
- }
- if (getenv ("GNUNET_GCRYPT_DEBUG"))
- gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u , 0);
- GNUNET_log_setup ("perf-crypto-ecc-dlog",
- "WARNING",
- NULL);
- start = GNUNET_TIME_absolute_get ();
- edc = GNUNET_CRYPTO_ecc_dlog_prepare (MAX_FACT,
- MAX_MEM);
- printf ("DLOG precomputation 1M/1K took %s\n",
- GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start),
- GNUNET_YES));
- GAUGER ("UTIL", "ECC DLOG initialization",
- GNUNET_TIME_absolute_get_duration
- (start).rel_value_us / 1000LL, "ms/op");
- start = GNUNET_TIME_absolute_get ();
+ if (!gcry_check_version("1.6.0"))
+ {
+ fprintf(stderr,
+ _
+ ("libgcrypt has not the expected version (version %s is required).\n"),
+ "1.6.0");
+ return 0;
+ }
+ if (getenv("GNUNET_GCRYPT_DEBUG"))
+ gcry_control(GCRYCTL_SET_DEBUG_FLAGS, 1u, 0);
+ GNUNET_log_setup("perf-crypto-ecc-dlog",
+ "WARNING",
+ NULL);
+ start = GNUNET_TIME_absolute_get();
+ edc = GNUNET_CRYPTO_ecc_dlog_prepare(MAX_FACT,
+ MAX_MEM);
+ printf("DLOG precomputation 1M/1K took %s\n",
+ GNUNET_STRINGS_relative_time_to_string(GNUNET_TIME_absolute_get_duration(start),
+ GNUNET_YES));
+ GAUGER("UTIL", "ECC DLOG initialization",
+ GNUNET_TIME_absolute_get_duration
+ (start).rel_value_us / 1000LL, "ms/op");
+ start = GNUNET_TIME_absolute_get();
/* first do a baseline run without the DLOG */
- test_dlog (edc, GNUNET_NO);
- delta = GNUNET_TIME_absolute_get_duration (start);
- start = GNUNET_TIME_absolute_get ();
- test_dlog (edc, GNUNET_YES);
- delta = GNUNET_TIME_relative_subtract (GNUNET_TIME_absolute_get_duration (start),
- delta);
- printf ("%u DLOG calculations took %s\n",
- TEST_ITER,
- GNUNET_STRINGS_relative_time_to_string (delta,
- GNUNET_YES));
- GAUGER ("UTIL", "ECC DLOG operations",
- delta.rel_value_us / 1000LL / TEST_ITER,
- "ms/op");
-
- GNUNET_CRYPTO_ecc_dlog_release (edc);
+ test_dlog(edc, GNUNET_NO);
+ delta = GNUNET_TIME_absolute_get_duration(start);
+ start = GNUNET_TIME_absolute_get();
+ test_dlog(edc, GNUNET_YES);
+ delta = GNUNET_TIME_relative_subtract(GNUNET_TIME_absolute_get_duration(start),
+ delta);
+ printf("%u DLOG calculations took %s\n",
+ TEST_ITER,
+ GNUNET_STRINGS_relative_time_to_string(delta,
+ GNUNET_YES));
+ GAUGER("UTIL", "ECC DLOG operations",
+ delta.rel_value_us / 1000LL / TEST_ITER,
+ "ms/op");
+
+ GNUNET_CRYPTO_ecc_dlog_release(edc);
return 0;
}
projects / oweals / gnunet.git / blobdiff