tests/unit/test-crypto-hash: accumulative hashing

Added an accumulative hashing test. Checks for functionality of
the new hash create, update, finalize and free functions.

Signed-off-by: Alejandro Zeise <alejandro.zeise@seagate.com>
[ clg: - Improved test_hash_accumulate() with g_autofree variables ]
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Alejandro Zeise 2024-10-08 09:57:16 +02:00 committed by Daniel P. Berrangé
parent e3c07527f3
commit d8e99c5cd6

View File

@ -1,6 +1,7 @@
/* /*
* QEMU Crypto hash algorithms * QEMU Crypto hash algorithms
* *
* Copyright (c) 2024 Seagate Technology LLC and/or its Affiliates
* Copyright (c) 2015 Red Hat, Inc. * Copyright (c) 2015 Red Hat, Inc.
* *
* This library is free software; you can redistribute it and/or * This library is free software; you can redistribute it and/or
@ -241,6 +242,50 @@ static void test_hash_base64(void)
} }
} }
static void test_hash_accumulate(void)
{
size_t i;
for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
g_autoptr(QCryptoHash) hash = NULL;
struct iovec iov[] = {
{ .iov_base = (char *)INPUT_TEXT1, .iov_len = strlen(INPUT_TEXT1) },
{ .iov_base = (char *)INPUT_TEXT2, .iov_len = strlen(INPUT_TEXT2) },
{ .iov_base = (char *)INPUT_TEXT3, .iov_len = strlen(INPUT_TEXT3) },
};
g_autofree uint8_t *result = NULL;
size_t resultlen = 0;
int ret;
size_t j;
if (!qcrypto_hash_supports(i)) {
continue;
}
hash = qcrypto_hash_new(i, &error_fatal);
g_assert(hash != NULL);
/* Add each iovec to the hash context separately */
for (j = 0; j < G_N_ELEMENTS(iov); j++) {
ret = qcrypto_hash_updatev(hash,
&iov[j], 1,
&error_fatal);
g_assert(ret == 0);
}
ret = qcrypto_hash_finalize_bytes(hash, &result, &resultlen,
&error_fatal);
g_assert(ret == 0);
g_assert(resultlen == expected_lens[i]);
for (j = 0; j < resultlen; j++) {
g_assert(expected_outputs[i][j * 2] == hex[(result[j] >> 4) & 0xf]);
g_assert(expected_outputs[i][j * 2 + 1] == hex[result[j] & 0xf]);
}
}
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int ret = qcrypto_init(&error_fatal); int ret = qcrypto_init(&error_fatal);
@ -252,5 +297,6 @@ int main(int argc, char **argv)
g_test_add_func("/crypto/hash/prealloc", test_hash_prealloc); g_test_add_func("/crypto/hash/prealloc", test_hash_prealloc);
g_test_add_func("/crypto/hash/digest", test_hash_digest); g_test_add_func("/crypto/hash/digest", test_hash_digest);
g_test_add_func("/crypto/hash/base64", test_hash_base64); g_test_add_func("/crypto/hash/base64", test_hash_base64);
g_test_add_func("/crypto/hash/accumulate", test_hash_accumulate);
return g_test_run(); return g_test_run();
} }