/* ---------------------------------------------------------------------------
* Get Statistics
* ------------------------------------------------------------------------ */
static void assert_get_statistics(uint64_t id, void (*add_samples_fn)(void),
history_gluon_data_t *samples,
uint64_t idx0, uint64_t num_samples,
struct timespec *ts0, struct timespec *ts1,
history_gluon_result_t expected_result)
{
assert_make_context_delete_add_samples(id, add_samples_fn);
/* get the minimum */
history_gluon_statistics_t statistics;
history_gluon_result_t ret;
ret = history_gluon_get_statistics(g_ctx, id, ts0, ts1, &statistics);
cut_assert_equal_int(expected_result, ret);
if (expected_result != HGL_SUCCESS)
return;
/* test the obtained value */
history_gluon_statistics_t expected_statistics;
calc_statistics(samples, idx0, num_samples, &expected_statistics);
assert_statistics(&expected_statistics, &statistics);
}
int main(int argc, char ** argv)
{
int i;
char c;
int err = 0;
struct timeval start_time;
struct timeval stop_time;
hash_chain_t *hchain = NULL;
hash_tree_t *htree = NULL;
statistics_data_t creation_stats;
statistics_data_t verify_stats;
uint64_t timediff = 0;
uint32_t num_items = 0;
double min = 0.0, max = 0.0, avg = 0.0;
double std_dev = 0.0;
unsigned char *branch_nodes = NULL;
int branch_length = 0;
unsigned char *secret = NULL;
int secret_length = 0;
hash_chain_t *hchains[8];
unsigned char *data = NULL;
int data_length = 0;
unsigned char *root = NULL;
int root_length = 0;
hash_function = NULL;
while ((c=getopt(argc, argv, "ctsml:h:v:n:")) != -1)
{
switch (c)
{
case 'c':
test_hc = 1;
break;
case 't':
test_ht = 1;
break;
case 's':
hash_function = hash_functions[0];
break;
case 'm':
hash_function = hash_functions[1];
break;
case 'l':
hchain_length = atoi(optarg);
break;
case 'h':
hash_length = atoi(optarg);
break;
case 'v':
verify_length = atoi(optarg);
break;
case 'n':
count = atoi(optarg);
break;
case ':':
printf("Missing argument %c\n", optopt);
print_usage();
exit(1);
case '?':
printf("Unknown option %c\n", optopt);
print_usage();
exit(1);
}
}
if (hash_function == NULL)
{
printf("no hash function selected!\n");
print_usage();
exit(1);
}
hip_set_logdebug(LOGDEBUG_NONE);
memset(&creation_stats, 0, sizeof(statistics_data_t));
memset(&verify_stats, 0, sizeof(statistics_data_t));
print_timeres();
if (test_hc)
{
printf( "-------------------------------\n"
"Hash chain performance test\n"
"-------------------------------\n\n");
printf("Creating %d hash chains of length %d with element length %d\n",
count, hchain_length, hash_length);
for(i = 0; i < count; i++)
{
gettimeofday(&start_time, NULL);
if (hchain = hchain_create(hash_function, hash_length, hchain_length, 0,
NULL))
{
gettimeofday(&stop_time, NULL);
timediff = calc_timeval_diff(&start_time, &stop_time);
add_statistics_item(&creation_stats, timediff);
hchain_free(hchain);
} else
{
printf("ERROR creating hchain!\n");
exit(1);
}
}
calc_statistics(&creation_stats, &num_items, &min, &max, &avg, &std_dev,
STATS_IN_MSECS);
printf("creation statistics - num_data_items: %u, min: %.3fms, max: %.3fms, avg: %.3fms, std_dev: %.3fms\n",
num_items, min, max, avg, std_dev);
printf("\n");
printf("Verifying %d hash chains of length %d with element length %d\n",
count, verify_length, hash_length);
for(i = 0; i < count; i++)
{
if (!(hchain = hchain_create(hash_function, hash_length, verify_length, 0,
NULL)))
{
printf("ERROR creating hchain!");
exit(1);
}
gettimeofday(&start_time, NULL);
if(hchain_verify(hchain_get_seed(hchain), hchain_get_anchor(hchain),
hash_function, hash_length, verify_length, NULL, 0))
{
gettimeofday(&stop_time, NULL);
timediff = calc_timeval_diff(&start_time, &stop_time);
add_statistics_item(&verify_stats, timediff);
hchain_free(hchain);
} else
{
printf("ERROR verifying hchain!\n");
exit(1);
}
}
calc_statistics(&verify_stats, &num_items, &min, &max, &avg, &std_dev,
STATS_IN_MSECS);
printf("verification statistics - num_data_items: %u, min: %.3fms, max: %.3fms, avg: %.3fms, std_dev: %.3fms\n",
num_items, min, max, avg, std_dev);
}
if (test_ht)
{
printf( "\n-------------------------------\n"
"Hash tree performance test\n"
"-------------------------------\n\n");
memset(&creation_stats, 0, sizeof(statistics_data_t));
memset(&verify_stats, 0, sizeof(statistics_data_t));
printf("Creating %d hash trees of length %d with element length %d\n",
count, hchain_length, hash_length);
for(i = 0; i < count; i++)
{
HIP_DEBUG("number of leaves: %i\n", hchain_length);
HIP_DEBUG("hash_length: %i\n", hash_length);
HIP_DEBUG("data_length: %i\n", hash_length);
gettimeofday(&start_time, NULL);
htree = htree_init(hchain_length, hash_length, hash_length, 0, NULL, 0);
htree_add_random_data(htree, hchain_length);
htree_calc_nodes(htree, htree_leaf_generator, htree_node_generator, NULL);
gettimeofday(&stop_time, NULL);
timediff = calc_timeval_diff(&start_time, &stop_time);
add_statistics_item(&creation_stats, timediff);
htree_free(htree);
}
calc_statistics(&creation_stats, &num_items, &min, &max, &avg, &std_dev,
STATS_IN_MSECS);
printf("creation statistics - num_data_items: %u, min: %.3fms, max: %.3fms, avg: %.3fms, std_dev: %.3fms\n",
num_items, min, max, avg, std_dev);
for(i = 0; i < count; i++)
{
htree = htree_init(hchain_length, hash_length, hash_length, hash_length, NULL, 0);
htree_add_random_data(htree, hchain_length);
htree_add_random_secrets(htree);
htree_calc_nodes(htree, htree_leaf_generator, htree_node_generator, NULL);
root = htree_get_root(htree, &root_length);
branch_nodes = htree_get_branch(htree, i, NULL, &branch_length);
data = htree_get_data(htree, i, &data_length);
secret = htree_get_secret(htree, i, &secret_length);
gettimeofday(&start_time, NULL);
if (!htree_verify_branch(root, root_length,
branch_nodes, branch_length,
data, data_length, i,
secret, secret_length,
htree_leaf_generator, htree_node_generator, NULL))
{
gettimeofday(&stop_time, NULL);
timediff = calc_timeval_diff(&start_time, &stop_time);
add_statistics_item(&verify_stats, timediff);
HIP_DEBUG("branch verified\n");
} else
{
printf("ERROR verifying htree!\n");
exit(1);
}
htree_free(htree);
}
calc_statistics(&verify_stats, &num_items, &min, &max, &avg, &std_dev,
STATS_IN_MSECS);
printf("verification statistics - num_data_items: %u, min: %.3fms, max: %.3fms, avg: %.3fms, std_dev: %.3fms\n",
num_items, min, max, avg, std_dev);
printf("\n\ntrying out hchain linking...\n");
// simulate level 0 creation
htree = htree_init(8, hash_length, hash_length, hash_length, NULL, 0);
htree_add_random_secrets(htree);
for (i = 0; i < 8; i++)
{
hchains[i] = hchain_create(hash_function, hash_length, hchain_length, 0,
NULL);
htree_add_data(htree, hchain_get_anchor(hchains[i]), hash_length);
}
htree_calc_nodes(htree, htree_leaf_generator, htree_node_generator, NULL);
// simulate level 1 creation
hchain = hchain_create(hash_function, hash_length, hchain_length, 1,
htree);
// simulate BEX
// get hchain anchor
root = htree_get_root(htree, &root_length);
// simulate level 1 hchain verification
if(!hchain_verify(hchain_get_seed(hchain), hchain_get_anchor(hchain),
hash_function, hash_length, verify_length, root, root_length))
{
printf("hchain level 1 verfied\n");
} else
{
printf("ERROR verifying hchain level 1!\n");
exit(1);
}
// simulate update
branch_nodes = htree_get_branch(htree, 0, NULL, &branch_length);
secret = htree_get_secret(htree, 0, &secret_length);
data = htree_get_data(htree, 0, &data_length);
if (!htree_verify_branch(root, root_length,
branch_nodes, branch_length,
data, data_length, i,
secret, secret_length,
htree_leaf_generator, htree_node_generator, NULL))
{
printf("anchor verified\n");
} else
{
printf("ERROR verifying anchor!\n");
exit(1);
}
if (!memcmp(data, hchain_get_anchor(hchains[0]), hash_length))
{
printf("yes, this is the anchor we verified!\n");
} else
{
printf("ERROR no this is not the anchor we verified!\n");
exit(1);
}
hchain_free(hchain);
// simulate level 0 hchain verification
if(!hchain_verify(hchain_get_seed(hchains[0]), data,
hash_function, hash_length, verify_length, NULL, 0))
{
printf("hchain level 0 verfied\n");
} else
{
printf("ERROR verifying hchain level 0!\n");
exit(1);
}
}
}
