static int do_rand_test(unsigned char *key, int keylen,
AES_PRNG_TV *tv, int ntv)
{
unsigned char R[16];
int i;
if (!FIPS_rand_set_key(key, keylen))
return 0;
for (i = 0; i < ntv; i++)
{
FIPS_rand_seed(tv[i].V, 16);
FIPS_rand_set_dt(tv[i].DT);
FIPS_rand_bytes(R, 16);
if (memcmp(R, tv[i].R, 16))
return 0;
}
return 1;
}
static void vst()
{
unsigned char *key = NULL;
unsigned char *v = NULL;
unsigned char *dt = NULL;
unsigned char ret[16];
char buf[1024];
char lbuf[1024];
char *keyword, *value;
long i, keylen;
keylen = 0;
while (fgets(buf, sizeof buf, stdin) != NULL) {
fputs(buf, stdout);
if (!strncmp(buf, "[AES 128-Key]", 13))
keylen = 16;
else if (!strncmp(buf, "[AES 192-Key]", 13))
keylen = 24;
else if (!strncmp(buf, "[AES 256-Key]", 13))
keylen = 32;
if (!parse_line(&keyword, &value, lbuf, buf))
continue;
if (!strcmp(keyword, "Key")) {
key = hex2bin_m(value, &i);
if (i != keylen) {
fprintf(stderr, "Invalid key length, expecting %ld\n",
keylen);
return;
}
} else if (!strcmp(keyword, "DT")) {
dt = hex2bin_m(value, &i);
if (i != 16) {
fprintf(stderr, "Invalid DT length\n");
return;
}
} else if (!strcmp(keyword, "V")) {
v = hex2bin_m(value, &i);
if (i != 16) {
fprintf(stderr, "Invalid V length\n");
return;
}
if (!key || !dt) {
fprintf(stderr, "Missing key or DT\n");
return;
}
FIPS_rand_set_key(key, keylen);
FIPS_rand_seed(v, 16);
FIPS_rand_set_dt(dt);
if (FIPS_rand_bytes(ret, 16) <= 0) {
fprintf(stderr, "Error getting PRNG value\n");
return;
}
pv("R", ret, 16);
OPENSSL_free(key);
key = NULL;
OPENSSL_free(dt);
dt = NULL;
OPENSSL_free(v);
v = NULL;
}
}
}