[nrf fromlist] tests: secure_storage: psa: crypto: improve compatibility

The psa_key_attributes_t type is implementation-defined according to
the PSA Crypto spec.
Compare its fields individually instead of doing a memcmp() over the
entire struct.

Signed-off-by: Tomi Fontanilles <[email protected]>
(cherry picked from commit 16c07e0e8cd697e31599f1114820428f2b095f8d)
Signed-off-by: Tomi Fontanilles <[email protected]>

Author: tomi-font

tests/subsys/secure_storage/psa/crypto/src/main.c

@@ -25,6 +25,16 @@ static void fill_key_attributes(psa_key_attributes_t *key_attributes)
 	psa_set_key_bits(key_attributes, KEY_BITS);
 }
 
+static void compare_key_attributes(const psa_key_attributes_t *l, const psa_key_attributes_t *r)
+{
+	zassert_equal(psa_get_key_lifetime(l), psa_get_key_lifetime(r));
+	zassert_equal(psa_get_key_usage_flags(l), psa_get_key_usage_flags(r));
+	zassert_equal(psa_get_key_id(l), psa_get_key_id(r));
+	zassert_equal(psa_get_key_type(l), psa_get_key_type(r));
+	zassert_equal(psa_get_key_algorithm(l), psa_get_key_algorithm(r));
+	zassert_equal(psa_get_key_bits(l), psa_get_key_bits(r));
+}
+
 static void fill_data(uint8_t *data, size_t size)
 {
 	zassert_equal(psa_generate_random(data, size), PSA_SUCCESS);
@@ -76,7 +86,7 @@ ZTEST(secure_storage_psa_crypto, test_its_caller_isolation)
 
 	ret = psa_get_key_attributes(ID, &retrieved_key_attributes);
 	zassert_equal(ret, PSA_SUCCESS);
-	zassert_mem_equal(&retrieved_key_attributes, &key_attributes, sizeof(key_attributes));
+	compare_key_attributes(&retrieved_key_attributes, &key_attributes);
 	ret = psa_destroy_key(ID);
 	zassert_equal(ret, PSA_SUCCESS);
 	ret = psa_get_key_attributes(ID, &retrieved_key_attributes);