reactos/modules/rostests/apitests/kernel32/UEFIFirmware.c
Ratin Gao 4c8a2a8815
[KERNEL32][KERNEL32_APITEST] Implement user-mode UEFI / Firmware API (#5149)
- Implement firmware environment variable read/write APIs
- Add, fix and improve related definitions and declarations
- Add kernel32:UEFIFirmware apitest

CORE-11954
2023-09-14 22:14:07 +03:00

254 lines
10 KiB
C

/*
* PROJECT: ReactOS API Tests
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
* PURPOSE: Tests for UEFI Firmware functions
* COPYRIGHT: Copyright 2023 Ratin Gao <ratin@knsoft.org>
*/
#include "precomp.h"
#include <ndk/psfuncs.h>
#include <ndk/setypes.h>
#include <ndk/sefuncs.h>
#include <ndk/obfuncs.h>
#define _A2W(quote) __A2W(quote)
#define __A2W(quote) L##quote
#define EFI_TEST_GUID_STRING "{8768B7AC-F82F-4120-B093-30DFA27DA3B5}"
#define EFI_TEST_VARIABLE_NAME "RosUefiVarTest"
#define EFI_DUMMY_NAMESPACE_GUID_STRING "{00000000-0000-0000-0000-000000000000}"
#define EFI_DUMMY_VARIABLE_NAME ""
static ULONG RandomSeed;
static DWORD EfiVariableValue;
static VOID test_GetFirmwareType(BOOL bIsUEFI)
{
#if (_WIN32_WINNT >= 0x0602)
BOOL bResult;
FIRMWARE_TYPE FirmwareType = FirmwareTypeUnknown, FirmwareExpect;
/* Test GetFirmwareType, should return FirmwareTypeBios or FirmwareTypeUefi */
bResult = GetFirmwareType(&FirmwareType);
ok(bResult,
"GetFirmwareType failed with error: 0x%08lX\n",
GetLastError());
if (!bResult)
return;
FirmwareExpect = (bIsUEFI ? FirmwareTypeUefi : FirmwareTypeBios);
ok(FirmwareType == FirmwareExpect,
"FirmwareType is %d, but %d is expected.\n",
FirmwareType, FirmwareExpect);
#else
skip("This test can be run only when compiled for NT >= 6.2.\n");
#endif
}
START_TEST(UEFIFirmware)
{
BOOL bResult, bResultTemp, bIsUEFI;
DWORD dwError, dwErrorTemp, dwLength, dwLengthTemp, dwValue;
HANDLE hToken;
TOKEN_PRIVILEGES Privilege;
NTSTATUS Status;
ULONG ReturnLength;
/*
* Check whether this test runs on legacy BIOS-based or UEFI system
* by calling GetFirmwareEnvironmentVariable with dummy name and GUID.
* It should fail with ERROR_INVALID_FUNCTION on the former and
* fail with another error on the latter.
*/
dwLength = GetFirmwareEnvironmentVariableW(_A2W(EFI_DUMMY_VARIABLE_NAME),
_A2W(EFI_DUMMY_NAMESPACE_GUID_STRING),
NULL,
0);
dwError = GetLastError();
ok(dwLength == 0, "dwLength = %lu, expected 0\n", dwLength);
bIsUEFI = (dwLength == 0 && dwError != ERROR_INVALID_FUNCTION);
test_GetFirmwareType(bIsUEFI);
if (!bIsUEFI)
{
skip("Skipping tests that require UEFI environment.\n");
return;
}
/* Test ANSI function too */
dwLengthTemp = GetFirmwareEnvironmentVariableA(EFI_DUMMY_VARIABLE_NAME,
EFI_DUMMY_NAMESPACE_GUID_STRING,
NULL,
0);
dwErrorTemp = GetLastError();
ok(dwLengthTemp == dwLength && dwErrorTemp == dwError,
"dwLength = %lu, LastError = %lu, expected bResult = %lu, LastError = %lu\n",
dwLengthTemp,
dwErrorTemp,
dwLength,
dwError);
/* Generate a random variable value to be used in this test */
RandomSeed = GetTickCount();
EfiVariableValue = RtlRandom(&RandomSeed);
/* Try to set firmware variable, should fail with ERROR_PRIVILEGE_NOT_HELD,
* because no SE_SYSTEM_ENVIRONMENT_NAME privilege enabled by default. */
bResult = SetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
&EfiVariableValue,
sizeof(EfiVariableValue));
dwError = GetLastError();
ok(!bResult && dwError == ERROR_PRIVILEGE_NOT_HELD,
"bResult = %d, LastError = %lu, expected bResult = 0, LastError = ERROR_PRIVILEGE_NOT_HELD\n",
bResult,
dwError);
/* Test ANSI function too */
bResultTemp = SetFirmwareEnvironmentVariableA(EFI_TEST_VARIABLE_NAME,
EFI_TEST_GUID_STRING,
&EfiVariableValue,
sizeof(EfiVariableValue));
dwErrorTemp = GetLastError();
ok(bResultTemp == bResult && dwErrorTemp == dwError,
"bResult = %d, LastError = %lu, expected bResult = %d, LastError = %lu\n",
bResultTemp,
dwErrorTemp,
bResult,
dwError);
/* Enable SE_SYSTEM_ENVIRONMENT_NAME privilege required by the following tests */
bResult = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken);
if (!bResult)
{
skip("OpenProcessToken failed with error: 0x%08lX, aborting.\n", GetLastError());
return;
}
Privilege.PrivilegeCount = 1;
Privilege.Privileges[0].Luid = RtlConvertUlongToLuid(SE_SYSTEM_ENVIRONMENT_PRIVILEGE);
Privilege.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Status = NtAdjustPrivilegesToken(hToken, FALSE, &Privilege, sizeof(Privilege), NULL, &ReturnLength);
if (Status != STATUS_SUCCESS)
{
skip("NtAdjustPrivilegesToken failed with status: 0x%08lX, aborting.\n", Status);
NtClose(hToken);
return;
}
/* Set our test variable to UEFI firmware */
bResult = SetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
&EfiVariableValue,
sizeof(EfiVariableValue));
ok(bResult,
"SetFirmwareEnvironmentVariableW failed with error: 0x%08lX\n",
GetLastError());
if (bResult)
{
/* Get the variable back and verify */
dwLength = GetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
&dwValue,
sizeof(dwValue));
ok(dwLength,
"GetFirmwareEnvironmentVariableW failed with error: 0x%08lX\n",
GetLastError());
if (dwLength)
{
ok(dwLength == sizeof(EfiVariableValue) && dwValue == EfiVariableValue,
"Retrieved variable different from what we set, "
"dwLength = %lu, dwValue = %lu, expected dwLength = %u, dwValue = %lu",
dwLength,
dwValue,
sizeof(EfiVariableValue),
EfiVariableValue);
}
}
/* Change variable value and test ANSI function */
EfiVariableValue = RtlRandom(&RandomSeed);
bResult = SetFirmwareEnvironmentVariableA(EFI_TEST_VARIABLE_NAME,
EFI_TEST_GUID_STRING,
&EfiVariableValue,
sizeof(EfiVariableValue));
ok(bResult,
"SetFirmwareEnvironmentVariableA failed with error: 0x%08lX\n",
GetLastError());
if (bResult)
{
/* Get the variable back and verify */
dwLength = GetFirmwareEnvironmentVariableA(EFI_TEST_VARIABLE_NAME,
EFI_TEST_GUID_STRING,
&dwValue,
sizeof(dwValue));
ok(dwLength,
"GetFirmwareEnvironmentVariableA failed with error: 0x%08lX\n",
GetLastError());
if (dwLength)
{
ok(dwLength == sizeof(EfiVariableValue) && dwValue == EfiVariableValue,
"Retrieved variable different from what we set, "
"dwLength = %lu, dwValue = %lu, expected dwLength = %u, dwValue = %lu",
dwLength,
dwValue,
sizeof(EfiVariableValue),
EfiVariableValue);
}
}
/* Delete the variable */
bResult = SetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
NULL,
0);
ok(bResult,
"SetFirmwareEnvironmentVariableW failed with error: 0x%08lX\n",
GetLastError());
if (bResult)
{
dwLength = GetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
&dwValue,
sizeof(dwValue));
ok(dwLength == 0, "SetFirmwareEnvironmentVariableW didn't delete the variable!\n");
}
/* Restore variable and test ANSI function */
bResult = SetFirmwareEnvironmentVariableW(_A2W(EFI_TEST_VARIABLE_NAME),
_A2W(EFI_TEST_GUID_STRING),
&EfiVariableValue,
sizeof(EfiVariableValue));
if (!bResult)
{
skip("SetFirmwareEnvironmentVariableW failed to restore variable with error: 0x%08lX\n",
GetLastError());
goto _exit;
}
bResult = SetFirmwareEnvironmentVariableA(EFI_TEST_VARIABLE_NAME,
EFI_TEST_GUID_STRING,
NULL,
0);
ok(bResult,
"SetFirmwareEnvironmentVariableA failed with error: 0x%08lX\n",
GetLastError());
if (bResult)
{
dwLength = GetFirmwareEnvironmentVariableA(EFI_TEST_VARIABLE_NAME,
EFI_TEST_GUID_STRING,
&dwValue,
sizeof(dwValue));
ok(dwLength == 0, "SetFirmwareEnvironmentVariableA didn't delete the variable!\n");
}
_exit:
/* Restore the privilege */
Privilege.Privileges[0].Attributes = 0;
Status = NtAdjustPrivilegesToken(hToken, FALSE, &Privilege, sizeof(Privilege), NULL, &ReturnLength);
ok(Status == STATUS_SUCCESS, "NtAdjustPrivilegesToken failed with status: 0x%08lX\n", Status);
NtClose(hToken);
}