Function efi_test_header

tests/drivers/efivars.c:108–135

Test valid and corrupted FVH header */

/* Test valid and corrupted FVH header */
static void efi_test_header(void **state)
{
	enum cb_err ret;
	uint8_t buf[16];
	uint32_t size;
	int i;

	mock_rdev(true);

	/* Test variable lookup with intact header */
	size = sizeof(buf);
	ret = efi_fv_get_option(&flash_rdev_rw, &EficorebootNvDataGuid, name, buf, &size);
	assert_int_equal(ret, CB_SUCCESS);
	assert_int_equal(size, strlen("is great")+1);
	assert_string_equal((const char *)buf, "is great");

	for (i = 0; i < FVH_CHECKSUMMED_SIZE; i++) {
		mock_rdev(true);

		/* Flip some bits */
		flash_buffer[i] ^= 0xff;

		size = sizeof(buf);
		ret = efi_fv_get_option(&flash_rdev_rw, &EficorebootNvDataGuid, name, buf,
					&size);
		assert_int_not_equal(ret, CB_SUCCESS);
	}
}

/* Write with the same key and value should not modify the store */
static void efi_test_noop_existing_write(void **state)