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// SPDX-License-Identifier: GPL-2.0+
/*
* Functional tests for UCLASS_FFA class
*
* Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
*
* Authors:
* Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
*/
#include <charset.h>
#include <u-boot/uuid.h>
#include <test/lib.h>
#include <test/test.h>
#include <test/ut.h>
#include <efi.h>
/* test UUID */
#define TEST_SVC_UUID "ed32d533-4209-99e6-2d72-cdd998a79cc0"
/* U-Boot default fw image namespace */
#define DEFAULT_FW_IMAGE_NAMESPACE "8c9f137e-91dc-427b-b2d6-b420faebaf2a"
#define UUID_SIZE 16
/* The UUID binary data (little-endian format) */
static const u8 ref_uuid_bin[UUID_SIZE] = {
0x33, 0xd5, 0x32, 0xed,
0x09, 0x42, 0xe6, 0x99,
0x72, 0x2d, 0xc0, 0x9c,
0xa7, 0x98, 0xd9, 0xcd
};
static int lib_test_uuid_to_le(struct unit_test_state *uts)
{
const char *uuid_str = TEST_SVC_UUID;
u8 ret_uuid_bin[UUID_SIZE] = {0};
ut_assertok(uuid_str_to_le_bin(uuid_str, ret_uuid_bin));
ut_asserteq_mem(ref_uuid_bin, ret_uuid_bin, UUID_SIZE);
return 0;
}
LIB_TEST(lib_test_uuid_to_le, 0);
#if defined(CONFIG_RANDOM_UUID) || defined(CONFIG_CMD_UUID)
/* Test UUID attribute bits (version, variant) */
static int lib_test_uuid_bits(struct unit_test_state *uts)
{
unsigned char uuid[16];
efi_guid_t guid;
int i;
/*
* Reduce the chance of a randomly generated UUID disguising
* a regression by testing multiple times.
*/
for (i = 0; i < 5; i++) {
/* Test UUID v4 */
gen_rand_uuid((unsigned char *)&uuid);
printf("v4 UUID: %pUb\n", (efi_guid_t *)uuid);
/* version 4 */
ut_assert((uuid[6] & 0xf0) == 0x40);
/* variant 1 */
ut_assert((uuid[8] & UUID_VARIANT_MASK) == (UUID_VARIANT << UUID_VARIANT_SHIFT));
/* Test v5, use the v4 UUID as the namespace */
gen_v5_guid((struct uuid *)uuid,
&guid, "test", 4, NULL);
printf("v5 GUID: %pUl\n", (efi_guid_t *)uuid);
/* This is a GUID so bits 6 and 7 are swapped (little endian). Version 5 */
ut_assert((guid.b[7] & 0xf0) == 0x50);
/* variant 1 */
ut_assert((guid.b[8] & UUID_VARIANT_MASK) == (UUID_VARIANT << UUID_VARIANT_SHIFT));
}
return 0;
}
LIB_TEST(lib_test_uuid_bits, 0);
#endif
struct dynamic_uuid_test_data {
const char *compatible;
const u16 *images[4];
const char *expected_uuids[4];
};
static int lib_test_dynamic_uuid_case(struct unit_test_state *uts,
const struct dynamic_uuid_test_data *data)
{
struct uuid namespace;
int j;
ut_assertok(uuid_str_to_bin(DEFAULT_FW_IMAGE_NAMESPACE, (unsigned char *)&namespace,
UUID_STR_FORMAT_GUID));
for (j = 0; data->images[j]; j++) {
const char *expected_uuid = data->expected_uuids[j];
const u16 *image = data->images[j];
efi_guid_t uuid;
char uuid_str[37];
gen_v5_guid(&namespace, &uuid,
data->compatible, strlen(data->compatible),
image, u16_strlen(image) * sizeof(uint16_t),
NULL);
uuid_bin_to_str((unsigned char *)&uuid, uuid_str, UUID_STR_FORMAT_GUID);
ut_asserteq_str(expected_uuid, uuid_str);
}
return 0;
}
static int lib_test_dynamic_uuid(struct unit_test_state *uts)
{
int ret, i;
const struct dynamic_uuid_test_data test_data[] = {
{
.compatible = "sandbox",
.images = {
u"SANDBOX-UBOOT",
u"SANDBOX-UBOOT-ENV",
u"SANDBOX-FIT",
NULL,
},
.expected_uuids = {
"985f2937-7c2e-5e9a-8a5e-8e063312964b",
"9e339473-c2eb-530a-a69b-0cd6bbbed40e",
"46610520-469e-59dc-a8dd-c11832b877ea",
NULL,
}
},
{
.compatible = "qcom,qrb4210-rb2",
.images = {
u"QUALCOMM-UBOOT",
NULL,
},
.expected_uuids = {
"d5021fac-8dd0-5ed7-90c2-763c304aaf86",
NULL,
}
},
};
for (i = 0; i < ARRAY_SIZE(test_data); i++) {
ret = lib_test_dynamic_uuid_case(uts, &test_data[i]);
if (ret)
return ret;
}
return 0;
}
LIB_TEST(lib_test_dynamic_uuid, 0);
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