static void test_dnssec_nsec3_hash(void) {
static const uint8_t salt[] = { 0xB0, 0x1D, 0xFA, 0xCE };
static const uint8_t next_hashed_name[] = { 0x84, 0x10, 0x26, 0x53, 0xc9, 0xfa, 0x4d, 0x85, 0x6c, 0x97, 0x82, 0xe2, 0x8f, 0xdf, 0x2d, 0x5e, 0x87, 0x69, 0xc4, 0x52 };
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
uint8_t h[DNSSEC_HASH_SIZE_MAX];
_cleanup_free_ char *b = NULL;
int k;
/* The NSEC3 RR for eurid.eu on 2015-12-14. */
rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_NSEC3, "PJ8S08RR45VIQDAQGE7EN3VHKNROTBMM.eurid.eu.");
assert_se(rr);
rr->nsec3.algorithm = DNSSEC_DIGEST_SHA1;
rr->nsec3.flags = 1;
rr->nsec3.iterations = 1;
rr->nsec3.salt = memdup(salt, sizeof(salt));
assert_se(rr->nsec3.salt);
rr->nsec3.salt_size = sizeof(salt);
rr->nsec3.next_hashed_name = memdup(next_hashed_name, sizeof(next_hashed_name));
assert_se(rr->nsec3.next_hashed_name);
rr->nsec3.next_hashed_name_size = sizeof(next_hashed_name);
log_info("NSEC3: %s", strna(dns_resource_record_to_string(rr)));
k = dnssec_nsec3_hash(rr, "eurid.eu", &h);
assert_se(k >= 0);
b = base32hexmem(h, k, false);
assert_se(b);
assert_se(strcasecmp(b, "PJ8S08RR45VIQDAQGE7EN3VHKNROTBMM") == 0);
}
/* https://tools.ietf.org/html/rfc4648#section-10 */
static void test_base32hexmem(void) {
char *b32;
b32 = base32hexmem("", STRLEN(""), true);
assert_se(b32);
assert_se(streq(b32, ""));
free(b32);
b32 = base32hexmem("f", STRLEN("f"), true);
assert_se(b32);
assert_se(streq(b32, "CO======"));
free(b32);
b32 = base32hexmem("fo", STRLEN("fo"), true);
assert_se(b32);
assert_se(streq(b32, "CPNG===="));
free(b32);
b32 = base32hexmem("foo", STRLEN("foo"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMU==="));
free(b32);
b32 = base32hexmem("foob", STRLEN("foob"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOG="));
free(b32);
b32 = base32hexmem("fooba", STRLEN("fooba"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1"));
free(b32);
b32 = base32hexmem("foobar", STRLEN("foobar"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1E8======"));
free(b32);
b32 = base32hexmem("", STRLEN(""), false);
assert_se(b32);
assert_se(streq(b32, ""));
free(b32);
b32 = base32hexmem("f", STRLEN("f"), false);
assert_se(b32);
assert_se(streq(b32, "CO"));
free(b32);
b32 = base32hexmem("fo", STRLEN("fo"), false);
assert_se(b32);
assert_se(streq(b32, "CPNG"));
free(b32);
b32 = base32hexmem("foo", STRLEN("foo"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMU"));
free(b32);
b32 = base32hexmem("foob", STRLEN("foob"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOG"));
free(b32);
b32 = base32hexmem("fooba", STRLEN("fooba"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1"));
free(b32);
b32 = base32hexmem("foobar", STRLEN("foobar"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1E8"));
free(b32);
}
