static int
testSet(PQ_PARAM_SET_ID id)
{
uint16_t i;
PQ_PARAM_SET *P;
size_t privkey_blob_len;
size_t pubkey_blob_len;
unsigned char *privkey_blob;
unsigned char *pubkey_blob;
unsigned char *sigs;
uint16_t msg_len = 256;
unsigned char *msg;
int result = 0;
if(!(P = pq_get_param_set_by_id(id)))
{
return -1;
}
fprintf(stderr, "Testing parameter set %s", P->name);
fflush(stderr);
pq_gen_key(P, &privkey_blob_len, NULL, &pubkey_blob_len, NULL);
privkey_blob = malloc(TIMES * privkey_blob_len);
pubkey_blob = malloc(TIMES * pubkey_blob_len);
msg = malloc(TIMES * msg_len * sizeof(int64_t));
memset(msg, 0, TIMES*msg_len*sizeof(int64_t));
for(i=0; i<TIMES; i++)
{
if(PQNTRU_ERROR == pq_gen_key(P,
&privkey_blob_len, privkey_blob + (i*privkey_blob_len),
&pubkey_blob_len, pubkey_blob + (i*pubkey_blob_len)))
{
result = -1;
fprintf(stderr, "\t fail in keygen\n");
goto exit_kg;
}
}
size_t packed_sig_len;
pq_sign(&packed_sig_len, NULL, privkey_blob_len, privkey_blob, pubkey_blob_len, pubkey_blob, 0, NULL);
sigs = malloc(TIMES * packed_sig_len);
for(i=0; i<TIMES; i++)
{
fastrandombytes(msg+(i*msg_len), msg_len);
if(PQNTRU_ERROR == pq_sign( &packed_sig_len, sigs + (i*packed_sig_len),
privkey_blob_len, privkey_blob + (i*privkey_blob_len),
pubkey_blob_len, pubkey_blob + (i*pubkey_blob_len),
msg_len, msg + (i*msg_len)))
{
result = -1;
fprintf(stderr, "\t fail in sign\n");
goto exit;
}
}
for(i=0; i<TIMES; i++)
{
if(PQNTRU_ERROR == pq_verify( packed_sig_len, sigs + (i*packed_sig_len),
pubkey_blob_len, pubkey_blob + (i*pubkey_blob_len),
msg_len, msg + (i*msg_len)))
{
result = -1;
fprintf(stderr, "\t fail in verify\n");
goto exit;
}
}
fprintf(stderr, "\t good\n");
exit:
free(sigs);
exit_kg:
free(msg);
free(privkey_blob);
free(pubkey_blob);
return result;
}
int
bench_param_set(PQ_PARAM_SET_ID id)
{
int i;
int valid = 0;
PQ_PARAM_SET *P;
size_t privkey_blob_len;
size_t pubkey_blob_len;
unsigned char *privkey_blob;
unsigned char *pubkey_blob;
unsigned char msg[256] = {0};
uint16_t msg_len = 256;
unsigned char *sigs;
size_t packed_sig_len;
clock_t c0;
clock_t c1;
rng_init();
if(!(P = pq_get_param_set_by_id(id)))
{
exit(EXIT_FAILURE);
}
fprintf(stderr, "------ Testing parameter set %s. %d trials. ------\n", P->name, TRIALS);
printf("------ Testing parameter set %s. %d trials. ------\n", P->name, TRIALS);
pq_gen_key(P, &privkey_blob_len, NULL, &pubkey_blob_len, NULL);
printf("privkey_blob_len: %d\n", (int) privkey_blob_len);
printf("pubkey_blob_len: %d\n", (int) pubkey_blob_len);
privkey_blob = malloc(privkey_blob_len);
pubkey_blob = malloc(pubkey_blob_len);
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++; /* Hash a different message each time */
pq_gen_key(P, &privkey_blob_len, privkey_blob,
&pubkey_blob_len, pubkey_blob);
}
c1 = clock();
printf("Time/key: %fs\n", (float) (c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
pq_sign(&packed_sig_len, NULL, privkey_blob_len, privkey_blob, pubkey_blob_len, pubkey_blob, 0, NULL);
// cuda_pq_sign(&packed_sig_len, NULL, privkey_blob_len, privkey_blob, pubkey_blob_len, pubkey_blob, 0, NULL); // !!!cuda
printf("packed_sig_len %d\n", (int)packed_sig_len);
sigs = malloc(TRIALS * packed_sig_len);
memset(msg, 0, 256);
valid = 0;
// attempts = 0;
// t_prep = 0;
// t_dowhile = 0;
// t_writeback = 0;
cuda_prep(id);
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++; /* Hash a different message each time */
/* valid += (PQNTRU_OK == pq_sign(&packed_sig_len, sigs + (i*packed_sig_len),
privkey_blob_len, privkey_blob,
pubkey_blob_len, pubkey_blob,
msg_len, msg));
*/
valid += (PQNTRU_OK ==
cuda_pq_sign( &packed_sig_len, sigs + (i*packed_sig_len),
privkey_blob_len,
privkey_blob,
pubkey_blob_len,
pubkey_blob,
msg_len, msg ) ); // !!! cuda
}
c1 = clock();
cuda_clean();
// printf("Probability of validity: %f\n", (double)valid/attempts);
printf("Time/signature: %f msec\n", 1000*(double)(c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
// printf("\tInputTime/signature: %f msec\n", t_prep/TRIALS);
// printf("\tSigningTime/signature: %f msec\n", t_dowhile/TRIALS);
// printf("\t\tSigningTime/attempt: %f msec\n", t_dowhile*numBlocks/attempts);
// printf("\tOutputTime/signature: %f msec\n", t_writeback/TRIALS);
printf("Good signatures %d/%d\n", valid, TRIALS);
memset(msg, 0, 256);
valid = 0;
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++;
valid += (PQNTRU_OK == pq_verify(packed_sig_len, sigs + (i*packed_sig_len),
pubkey_blob_len, pubkey_blob,
msg_len, msg));
}
c1 = clock();
printf("Time/verification: %fs\n", (float) (c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
printf("Verified %d/%d\n\n\n", (int)valid, (int)TRIALS);
free(sigs);
free(privkey_blob);
free(pubkey_blob);
rng_cleanup();
return EXIT_SUCCESS;
}
static int
testKeyGen(PQ_PARAM_SET_ID id)
{
uint16_t i;
uint16_t j;
PQ_PARAM_SET *P;
size_t privkey_blob_len;
size_t pubkey_blob_len;
unsigned char *privkey_blob;
unsigned char *pubkey_blob;
unsigned char *scratch;
size_t scratch_len;
int rc;
if(!(P = pq_get_param_set_by_id(id)))
{
return -1;
}
size_t prod = 2*(P->d1 + P->d2 + P->d3)*sizeof(uint16_t);
size_t full = POLYNOMIAL_BYTES(P);
scratch_len = 2*prod + 6*full;
scratch = malloc(scratch_len);
size_t offset = 0;
uint16_t *f = (uint16_t*)(scratch); offset += prod;
uint16_t *g = (uint16_t*)(scratch+offset); offset += prod;
int64_t *ginv = (int64_t*)(scratch+offset); offset += full;
int64_t *h = (int64_t*)(scratch+offset); offset += full;
int64_t *a1 = (int64_t*)(scratch+offset); offset += full;
int64_t *a2 = (int64_t*)(scratch+offset); offset += 3*full;
for(i=0; i<TIMES; i++)
{
memset(scratch, 0, scratch_len);
/* Generate a key */
pq_gen_key(P, &privkey_blob_len, NULL, &pubkey_blob_len, NULL);
privkey_blob = malloc(privkey_blob_len);
pubkey_blob = malloc(pubkey_blob_len);
if(PQNTRU_ERROR == pq_gen_key(P,
&privkey_blob_len, privkey_blob,
&pubkey_blob_len, pubkey_blob))
{
fprintf(stderr, "\t fail in keygen\n");
}
/* Unpack the key */
rc = unpack_private_key(P, f, g, ginv, privkey_blob_len, privkey_blob);
if(PQNTRU_ERROR == rc) { printf("Private key unpack error\n"); return -1; }
rc = unpack_public_key(P, h, pubkey_blob_len, pubkey_blob);
if(PQNTRU_ERROR == rc) { printf("Public key unpack error\n"); return -1; }
/* Multiply h by f mod q, should have g in a1 */
pol_mul_product(a1, h, P->d1, P->d2, P->d3, f, P->N, a2);
for(j=0; j<P->N; j++)
{
a1[j] = cmod(P->p * (h[j] + a1[j]), P->q);
}
/* Multiply a1 by g inverse mod p, should have 1 in a2 */
pol_mul_coefficients(a2, a1, ginv, P->N, P->padded_N, P->p, a2);
for(j=1; j<P->N; j++)
{
if(a2[0] != 1 || a2[j] != 0)
{
fprintf(stderr, "\t bad key");
free(privkey_blob);
free(pubkey_blob);
free(scratch);
return -1;
}
}
free(privkey_blob);
free(pubkey_blob);
}
free(scratch);
return 0;
}
int
bench_param_set(PQ_PARAM_SET_ID id)
{
int i,j;
int valid = 0;
PQ_PARAM_SET *P;
size_t privkey_blob_len;
size_t pubkey_blob_len;
unsigned char *privkey_blob;
unsigned char *pubkey_blob;
unsigned char msg[256] = {0};
uint16_t msg_len = 256;
unsigned char *sigs;
size_t packed_sig_len;
uint64_t *pre_processing;
size_t no_of_data = TRIALS*10;
clock_t c0;
clock_t c1;
rng_init();
if(!(P = pq_get_param_set_by_id(id)))
{
exit(EXIT_FAILURE);
}
fprintf(stderr, "Testing parameter set %s. %d trials.\n", P->name, TRIALS);
pq_gen_key(P, &privkey_blob_len, NULL, &pubkey_blob_len, NULL);
//printf("privkey_blob_len: %d\n", (int) privkey_blob_len);
//printf("pubkey_blob_len: %d\n", (int) pubkey_blob_len);
privkey_blob = malloc(privkey_blob_len);
pubkey_blob = malloc(pubkey_blob_len);
pre_processing = malloc(2 * no_of_data * POLYNOMIAL_BYTES(P));
memset (pre_processing, 0, 2 * no_of_data * POLYNOMIAL_BYTES(P));
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++; /* Hash a different message each time */
pq_gen_key(P, &privkey_blob_len, privkey_blob,
&pubkey_blob_len, pubkey_blob);
}
c1 = clock();
printf("Time/key: %fs\n", (float) (c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
pq_sign(&packed_sig_len, NULL, privkey_blob_len, privkey_blob, pubkey_blob_len, pubkey_blob, 0, NULL);
printf("packed_sig_len %d\n", (int)packed_sig_len);
sigs = malloc(TRIALS * packed_sig_len);
memset(msg, 0, 256);
valid = 0;
/* pre_compute the data for signing */
c0 = clock();
pq_pre_process (pre_processing, no_of_data,
privkey_blob_len, privkey_blob,
pubkey_blob_len, pubkey_blob);
c1 = clock();
printf("Time/pre_data: %fs\n", (float) (c1 - c0)/(no_of_data*CLOCKS_PER_SEC));
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++; /* Hash a different message each time */
valid += (PQNTRU_OK == pq_sign_pp(&packed_sig_len, sigs + (i*packed_sig_len),
no_of_data, pre_processing,
privkey_blob_len, privkey_blob,
pubkey_blob_len, pubkey_blob,
msg_len, msg));
}
c1 = clock();
printf("Time/signature: %fs\n", (float) (c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
printf("Good signatures %d/%d\n", valid, TRIALS);
printf("avg loop %f\n", ((float)TRIALS)/g_loop);
printf("max |a*f| %d/%d\n", g_max, (int) P->B_s);
printf("max |a*g| %d/%d\n", g_max2, (int) P->B_t);
memset(msg, 0, 256);
valid = 0;
c0 = clock();
for(i=0; i<TRIALS; i++) {
msg[(i&0xff)]++;
valid += (PQNTRU_OK == pq_verify(packed_sig_len, sigs + (i*packed_sig_len),
pubkey_blob_len, pubkey_blob,
msg_len, msg));
}
c1 = clock();
printf("Time/verification: %fs\n", (float) (c1 - c0)/(TRIALS*CLOCKS_PER_SEC));
printf("Verified %d/%d\n\n\n", (int)valid, (int)TRIALS);
free(sigs);
free(privkey_blob);
free(pubkey_blob);
rng_cleanup();
return EXIT_SUCCESS;
}