milenage_test: enhance to verify new SQN increments
After the legacy mode incrementing with ind_bitlen == 0 is through, do another
AUTS run with sensible ind_bitlen and ind, and then two more normal vector
generations to verify proper SQN increments.
Related: OS#1968
Change-Id: Id6947899ff7b1c82b939f969e163e51ce282bce2
diff --git a/tests/auth/milenage_test.c b/tests/auth/milenage_test.c
index 7aada36..b4c2c79 100644
--- a/tests/auth/milenage_test.c
+++ b/tests/auth/milenage_test.c
@@ -104,6 +104,34 @@
test_aud.u.umts.sqn);
}
+ /* Now test SQN incrementing scheme using SEQ and IND parts:
+ * with ind_bitlen == 5 and ind == 10, the next SQN after 31 is
+ * 32 + 10 == 42. */
+ test_aud.u.umts.ind_bitlen = 5;
+ test_aud.u.umts.ind = 10;
+ rc = osmo_auth_gen_vec_auts(vec, &test_aud, auts, _rand, _rand);
+ if (rc < 0)
+ printf("AUTS failed\n");
+ else
+ printf("AUTS success: tuple generated with SQN = %" PRIu64 "\n",
+ test_aud.u.umts.sqn);
+
+ /* And the one after that is 64 + 10 == 74 */
+ rc = osmo_auth_gen_vec(vec, &test_aud, _rand);
+ if (rc < 0)
+ printf("generating vector failed\n");
+ else
+ printf("tuple generated with SQN = %" PRIu64 "\n",
+ test_aud.u.umts.sqn);
+
+ /* And the one after *that* is 96 + 10 == 106 */
+ rc = osmo_auth_gen_vec(vec, &test_aud, _rand);
+ if (rc < 0)
+ printf("generating vector failed\n");
+ else
+ printf("tuple generated with SQN = %" PRIu64 "\n",
+ test_aud.u.umts.sqn);
+
opc_test(&test_aud);
exit(0);