Provide unit tests for CalculateCrc32(), CopyMem(), SetMem().

Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_selftest/Makefile | 1 + lib/efi_selftest/efi_selftest_mem.c | 77 +++++++++++++++++++++++++++++ 2 files changed, 78 insertions(+) create mode 100644 lib/efi_selftest/efi_selftest_mem.c

diff --git a/lib/efi_selftest/Makefile b/lib/efi_selftest/Makefile index cf132c372e..e9baa64135 100644 --- a/lib/efi_selftest/Makefile +++ b/lib/efi_selftest/Makefile @@ -27,6 +27,7 @@ efi_selftest_exitbootservices.o \ efi_selftest_gop.o \ efi_selftest_loaded_image.o \ efi_selftest_manageprotocols.o \ +efi_selftest_mem.o \ efi_selftest_memory.o \ efi_selftest_open_protocol.o \ efi_selftest_register_notify.o \ diff --git a/lib/efi_selftest/efi_selftest_mem.c b/lib/efi_selftest/efi_selftest_mem.c new file mode 100644 index 0000000000..b889edeb6c --- /dev/null +++ b/lib/efi_selftest/efi_selftest_mem.c @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * efi_selftest_memory + * + * Copyright (c) 2018 Heinrich Schuchardt xypron.glpk@gmx.de + * + * This unit test checks the following boottime services: + * CopyMem, SetMem, CalculateCrc32 + * + * The memory type used for the device tree is checked. + */ + +#include <efi_selftest.h> + +static struct efi_boot_services *boottime; + +/** + * setup() - setup unit test + * + * @handle: handle of the loaded image + * @systable: system table + * Return: EFI_ST_SUCCESS for success + */ +static int setup(const efi_handle_t handle, + const struct efi_system_table *systable) +{ + boottime = systable->boottime; + + return EFI_ST_SUCCESS; +} + +/* + * execute() - execute unit test + * + * Return: EFI_ST_SUCCESS for success + */ +static int execute(void) +{ + u8 c1[] = "abcdefghijklmnop"; + u8 c2[] = "abcdefghijklmnop"; + u32 crc32; + efi_status_t ret; + + ret = boottime->calculate_crc32(c1, 16, &crc32); + if (ret != EFI_SUCCESS) { + efi_st_error("CalculateCrc32 failed\n"); + return EFI_ST_FAILURE; + } + if (crc32 != 0x943ac093) { + efi_st_error("CalculateCrc32 returned wrong value\n"); + return EFI_ST_FAILURE; + } + boottime->copy_mem(&c1[5], &c1[3], 8); + if (memcmp(c1, "abcdedefghijknop", 16)) { + efi_st_error("CopyMem forward copy failed: %s\n", c1); + return EFI_ST_FAILURE; + } + boottime->copy_mem(&c2[3], &c2[5], 8); + if (memcmp(c2, "abcfghijklmlmnop", 16)) { + efi_st_error("CopyMem backward copy failed: %s\n", c2); + return EFI_ST_FAILURE; + } + boottime->set_mem(&c1[3], 8, 'x'); + if (memcmp(c1, "abcxxxxxxxxjknop", 16)) { + efi_st_error("SetMem failed: %s\n", c1); + return EFI_ST_FAILURE; + } + + return EFI_ST_SUCCESS; +} + +EFI_UNIT_TEST(mem) = { + .name = "mem", + .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT, + .setup = setup, + .execute = execute, +}; -- 2.25.1