static void
modhex_test3 (void)
{
char buf[1024];
int rc;
strcpy (buf, "cbdefghijklnrtuv");
rc = yubikey_modhex_p (buf);
printf ("modhex-p(\"%s\") = %d\n", buf, rc);
assert (rc == 1);
printf ("Modhex-3 success\n");
}
static int hex_modhex_decode(unsigned char *result, size_t *resultlen,
const char *str, size_t strl,
size_t minsize, size_t maxsize,
bool primarily_modhex)
{
if (strl >= 2) {
if (strncmp(str, "m:", 2) == 0
|| strncmp(str, "M:", 2) == 0) {
str += 2;
strl -= 2;
primarily_modhex = true;
} else if (strncmp(str, "h:", 2) == 0
|| strncmp(str, "H:", 2) == 0) {
str += 2;
strl -= 2;
primarily_modhex = false;
}
}
if ((strl % 2 != 0) || (strl < minsize) || (strl > maxsize)) {
return -1;
}
*resultlen = strl / 2;
if (primarily_modhex) {
if (yubikey_modhex_p(str)) {
yubikey_modhex_decode((char *)result, str, strl);
return 1;
}
} else {
if (yubikey_hex_p(str)) {
yubikey_hex_decode((char *)result, str, strl);
return 1;
}
}
return 0;
}
int YubiKeyUtil::hexModhexDecode(unsigned char *result, size_t *resultLen,
const char *str, size_t strLen,
size_t minSize, size_t maxSize,
bool modhex)
{
if ((strLen % 2 != 0) || (strLen < minSize) || (strLen > maxSize)) {
return -1;
}
*resultLen = strLen / 2;
if (modhex) {
if (yubikey_modhex_p(str)) {
yubikey_modhex_decode((char *)result, str, strLen);
return 1;
}
} else {
if (yubikey_hex_p(str)) {
yubikey_hex_decode((char *)result, str, strLen);
return 1;
}
}
return 0;
}
int
main (void)
{
char buf[1024];
size_t i;
int rc;
yubikey_token_st tok;
/* Test Modhex */
yubikey_modhex_encode (buf, "test", 4);
printf ("modhex-encode(\"test\") = %s\n", buf);
if (strcmp (buf, "ifhgieif") != 0)
{
printf ("ModHex failure\n");
return 1;
}
printf ("Modhex-1 success\n");
printf ("modhex-decode(\"%s\") = ", buf);
yubikey_modhex_decode (buf, buf, strlen ((char *) buf));
printf ("%.*s\n", 4, buf);
if (memcmp (buf, "test", 4) != 0)
{
printf ("ModHex failure\n");
return 1;
}
printf ("Modhex-2 success\n");
strcpy (buf, "cbdefghijklnrtuv");
rc = yubikey_modhex_p (buf);
printf ("hex-p(\"%s\") = %d\n", buf, rc);
if (!rc)
{
printf ("Hex_p failure\n");
return 1;
}
printf ("Hex-3 success\n");
strcpy (buf, "0123Xabc");
rc = yubikey_hex_p (buf);
printf ("hex-p(\"%s\") = %d\n", buf, rc);
if (rc)
{
printf ("Hex_p failure\n");
return 1;
}
printf ("Hex-3 success\n");
/* Test Hex */
yubikey_hex_encode (buf, "test", 4);
printf ("hex-encode(\"test\") = %s\n", buf);
if (strcmp (buf, "74657374") != 0)
{
printf ("Hex failure\n");
return 1;
}
printf ("Hex-1 success\n");
printf ("hex-decode(\"%s\") = ", buf);
yubikey_hex_decode (buf, buf, strlen ((char *) buf));
printf ("%.*s\n", 4, buf);
if (memcmp (buf, "test", 4) != 0)
{
printf ("Hex failure\n");
return 1;
}
printf ("Hex-2 success\n");
strcpy (buf, "0123456789abcdef");
rc = yubikey_hex_p (buf);
printf ("hex-p(\"%s\") = %d\n", buf, rc);
if (!rc)
{
printf ("Hex_p failure\n");
return 1;
}
printf ("Hex-3 success\n");
strcpy (buf, "0123Xabc");
rc = yubikey_hex_p (buf);
printf ("hex-p(\"%s\") = %d\n", buf, rc);
if (rc)
{
printf ("Hex_p failure\n");
return 1;
}
printf ("Hex-3 success\n");
/* Test AES */
{
uint8_t buf[1024];
char out[1024];
uint8_t key[16 + 1];
memcpy (buf, "0123456789abcdef\0", 17);
memcpy (key, "abcdef0123456789\0", 17);
printf ("aes-decrypt (data=%s, key=%s)\n => ", (char *) buf,
(char *) key);
yubikey_aes_decrypt (buf, key);
for (i = 0; i < 16; i++)
printf ("%02x", buf[i] & 0xFF);
printf ("\n");
if (memcmp (buf,
"\x83\x8a\x46\x7f\x34\x63\x95\x51"
"\x75\x5b\xd3\x2a\x4a\x2f\x15\xe1", 16) != 0)
{
printf ("AES failure\n");
return 1;
}
printf ("AES-1 success\n");
yubikey_aes_encrypt (buf, key);
if (memcmp (buf, "0123456789abcdef", 16) != 0)
{
printf ("AES encryption failure\n");
return 1;
}
printf ("AES-2 success\n");
/* Test OTP */
memcpy ((void *) &tok,
"\x16\xe1\xe5\xd9\xd3\x99\x10\x04\x45\x20\x07\xe3\x02\x00\x00",
16);
memcpy (key, "abcdef0123456789", 16);
yubikey_generate ((void *) &tok, key, out);
yubikey_parse ((uint8_t *) out, key, &tok);
if (memcmp
(&tok, "\x16\xe1\xe5\xd9\xd3\x99\x10\x04\x45\x20\x07\xe3\x02\x00\x00",
16) != 0)
{
printf ("OTP generation - parse failure\n");
return 1;
}
printf ("OTP-1 success\n");
}
return 0;
}
