SCARD_E_SYSTEM_CANCELLED =      0x80100012,

    int GetStatus(                      out uint       hrStatus);  //uses WORK_ITEM_STATUS

    TASK_FLAG_SYSTEM_REQUIRED          = 0x1000,

    public enum WORK_ITEM_STATUS

    Dim si As New SYSTEM_INFO

        Win32API.SYSTEM_INFO sysinfo = new Win32API.SYSTEM_INFO();

    internal static extern void GetSystemInfo([MarshalAs(UnmanagedType.Struct)] ref SYSTEM_INFO lpSystemInfo);

    internal struct SYSTEM_INFO

        Win32API.SYSTEM_INFO sysinfo = new Win32API.SYSTEM_INFO();

    internal static extern void GetSystemInfo([MarshalAs(UnmanagedType.Struct)] ref SYSTEM_INFO lpSystemInfo);

    internal struct SYSTEM_INFO

        ACCESS_SYSTEM_SECURITY = 0x01000000L

private void shutdownToolStripMenuItem_Click(object sender, EventArgs e)

internal static extern void GetNativeSystemInfo(ref SYSTEM_INFO lpSystemInfo);

Private Declare Sub GetNativeSystemInfo Lib "kernel32" (<MarshalAs(UnmanagedType.Struct)> ByRef lpSystemInfo As SYSTEM_INFO)

SYSTEM_INFO

    internal struct SYSTEM_INFO

    internal static extern void GetNativeSystemInfo(ref SYSTEM_INFO lpSystemInfo);

    internal static extern void GetSystemInfo(ref SYSTEM_INFO lpSystemInfo);

      SYSTEM_INFO sysInfo = new SYSTEM_INFO();

To use with an handle to a thread kernel object. (Possibly obtained by NtQuerySystemInformation with SYSTEM_INFORMATION_CLASS.SystemHandleInformation)

To use with an handle to a thread kernel object. (Possibly obtained by NtQuerySystemInformation with SYSTEM_INFORMATION_CLASS.SystemHandleInformation)

namespace System_Info

public static extern void GetSystemInfo(out SYSTEM_INFO Info);

    public struct SYSTEM_INFO_UNION

    public struct SYSTEM_INFO

        public SYSTEM_INFO_UNION CpuInfo;

        NativeMethods.SYSTEM_INFO

static extern bool GetSystemPowerStatus(out SYSTEM_POWER_STATUS

SYSTEM_POWER_STATUS

    Dim si As New SYSTEM_INFO

     nSize = LCMapStringEx(LOCALE_NAME_SYSTEM_DEFAULT, dwMapFlags, src, nLen, IntPtr.Zero, 0, pZero, pZero, pZero);

         nSize = LCMapStringEx(LOCALE_NAME_SYSTEM_DEFAULT, dwMapFlags, src, nLen, ptr, nSize, pZero, pZero, pZero);

    LMEM_FIXED = 0x0000,

    LMEM_MOVEABLE = 0x0002,

    LMEM_NOCOMPACT = 0x0010,

    LMEM_NODISCARD = 0x0020,

    LMEM_ZEROINIT = 0x0040,

    LMEM_MODIFY = 0x0080,

    LMEM_DISCARDABLE = 0x0F00,

    LMEM_VALID_FLAGS = 0x0F72,

    LMEM_INVALID_HANDLE = 0x8000,

    LHND = (LMEM_MOVEABLE | LMEM_ZEROINIT),

    LPTR = (LMEM_FIXED | LMEM_ZEROINIT),

    NONZEROLHND = (LMEM_MOVEABLE),

    NONZEROLPTR = (LMEM_FIXED)

By default, the allocated memory is not zeroed. Use the LMEM_ZEROINT flag to zero the memory.

        SYSTEM_DEFAULT         = 0x0,

        SEM_FAILCRITICALERRORS     = 0x0001,

        SEM_NOALIGNMENTFAULTEXCEPT = 0x0004,

        SEM_NOGPFAULTERRORBOX      = 0x0002,

        SEM_NOOPENFILEERRORBOX     = 0x8000

        SYSTEM_DEFAULT = &H0

        SEM_FAILCRITICALERRORS = &H1

        SEM_NOALIGNMENTFAULTEXCEPT = &H4

        SEM_NOGPFAULTERRORBOX = &H2

        SEM_NOOPENFILEERRORBOX = &H8000

        SYSTEM_DEFAULT = 0x0,

        SEM_FAILCRITICALERRORS = 0x0001,

        SEM_NOALIGNMENTFAULTEXCEPT = 0x0004,

        SEM_NOGPFAULTERRORBOX = 0x0002,

        SEM_NOOPENFILEERRORBOX = 0x8000

        SetErrorMode(ErrorModes.SEM_NOGPFAULTERRORBOX | ErrorModes.SEM_NOOPENFILEERRORBOX); // this funtion prevents error dialog box to show up after application crash

            SYSTEM_DEFAULT = 0x0,

            SEM_FAILCRITICALERRORS = 0x0001,

            SEM_NOALIGNMENTFAULTEXCEPT = 0x0004,

            SEM_NOGPFAULTERRORBOX = 0x0002,

            SEM_NOOPENFILEERRORBOX = 0x8000

     ES_SYSTEM_REQUIRED = 0x00000001

        SetThreadExecutionState(EXECUTION_STATE.ES_SYSTEM_REQUIRED);

     CERT_SYSTEM_STORE_CURRENT_USER,

        case SecurityEntity.SE_SYSTEM_ENVIRONMENT_NAME:

        case SecurityEntity.SE_SYSTEM_PROFILE_NAME:

      SE_SYSTEM_PROFILE_NAME,

      SE_SYSTEM_ENVIRONMENT_NAME,

    /// for ACCESS_SYSTEM_SECURITY access, and then disable the privilege.

    ACCESS_SYSTEM_SECURITY = ACCESS_MASK.ACCESS_SYSTEM_SECURITY,

    SERVICE_FILE_SYSTEM_DRIVER = 0x00000002,

    SERVICE_SYSTEM_START = 0x00000001,

    ''' for ACCESS_SYSTEM_SECURITY access and then disable the privilege.

    ACCESS_SYSTEM_SECURITY = ACCESS_MASK.ACCESS_SYSTEM_SECURITY

    SERVICE_FILE_SYSTEM_DRIVER = &H2

    SERVICE_SYSTEM_START = &H1

        CREATE_IGNORE_SYSTEM_DEFAULT    = 0x80000000,

    CREATE_IGNORE_SYSTEM_DEFAULT = &H80000000

      private enum ServiceType { SERVICE_KERNEL_DRIVER = 0x1, SERVICE_FILE_SYSTEM_DRIVER = 0x2, SERVICE_WIN32_OWN_PROCESS = 0x10, SERVICE_WIN32_SHARE_PROCESS = 0x20, SERVICE_INTERACTIVE_PROCESS = 0x100, SERVICETYPE_NO_CHANGE = SERVICE_NO_CHANGE, SERVICE_WIN32 = (SERVICE_WIN32_OWN_PROCESS | SERVICE_WIN32_SHARE_PROCESS) }

public const string SE_SYSTEM_ENVIRONMENT_NAME = "SeSystemEnvironmentPrivilege";

public const string SE_SYSTEM_PROFILE_NAME = "SeSystemProfilePrivilege";

        Dim Rem_Handle As IntPtr

        Error_Code = DhcpEnumSubnetClients(DHCP_Server, Scope_I, Rem_Handle, 65537, pt, Read_Clients, Total_Clients)

public static extern NtStatus NtQuerySystemInformation(SYSTEM_INFORMATION_CLASS InfoClass, IntPtr Info, uint Size, out uint Length);

NtStatus, SYSTEM_INFORMATION_CLASS

public static IntPtr NtQuerySystemInformation(SYSTEM_INFORMATION_CLASS infoClass, uint infoLength = 0)

    NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION

        result = (UInt32)NativeMethods.NtQuerySystemInformation(NativeMethods.SYSTEM_INFORMATION_CLASS.SystemMemoryListInformation, buff, result, out returnSize);

        if (NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION_SIZE == 0)

            NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION_SIZE = returnSize;

        MemoryList = (NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION)Marshal.PtrToStructure(buff, typeof(NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION));

static extern UInt32 NtSetSystemInformation(NtSystemInformation.SYSTEM_INFORMATION_CLASS InfoClass, IntPtr Info, UInt32 Length);

public static void SetSystemInformation(NtSystemInformation.SYSTEM_INFORMATION_CLASS InfoClass, IntPtr Info, UInt32 Length)

public enum SYSTEM_INFORMATION_CLASS

    SystemMemoryListInformation = 0x0050, // SYSTEM_MEMORY_LIST_INFORMATION

Declare Function SYSTEM_INFORMATION_CLASS Lib "ntdll.dll" (TODO) As TODO

public struct SYSTEM_MEMORY_LIST_INFORMATION // Size=88

Declare Function SYSTEM_MEMORY_LIST_INFORMATION Lib "ntdll.dll" (TODO) As TODO

    NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION

        result = (UInt32)NativeMethods.NtQuerySystemInformation(NativeMethods.SYSTEM_INFORMATION_CLASS.SystemMemoryListInformation, buff, result, out returnSize);

        MemoryList = (NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION)Marshal.PtrToStructure(buff, typeof(NativeMethods.SYSTEM_MEMORY_LIST_INFORMATION));

    public static extern void GetSystemInfo(out SYSTEM_INFO lpSystemInfo);

    Declare Function GetSystemInfo Lib "coredll.dll" (ByVal lpSystemInfo AS SYSTEM_INFO)

[SYSTEM_INFO] on MSDN

    public struct SYSTEM_INFO_WCE30

    public struct SYSTEM_INFO_WCE50

    public static extern void GetSystemInfo30(out SYSTEM_INFO_WCE30 pSi);

    public static extern void GetSystemInfo50(out SYSTEM_INFO_WCE50 pSi);

        SYSTEM_INFO_WCE50 si;

        SYSTEM_INFO_WCE30 si;

public static extern int GetSystemPowerStatusEx2(SYSTEM_POWER_STATUS_EX2 pSystemPowerStatusEx2, [MarshalAs(UnmanagedType.U4), In] int dwLen, [MarshalAs(UnmanagedType.Bool), In] bool fUpdate);

SYSTEM_POWER_STATUS_EX2

SYSTEM_POWER_STATUS_EX2 SystemPowerStatusEx2 = new SYSTEM_POWER_STATUS_EX2();

public static extern int GetSystemPowerStatusEx2(ref SYSTEM_POWER_STATUS_EX2 pSystemPowerStatusEx2, [MarshalAs(UnmanagedType.U4), In] int dwLen, [MarshalAs(UnmanagedType.Bool), In] bool fUpdate);

SYSTEM_POWER_STATUS_EX2

SYSTEM_POWER_STATUS_EX2 SystemPowerStatusEx2 = new SYSTEM_POWER_STATUS_EX2();

    const int EM_LINESCROLL = 0x00B6;

        SendMessage(Handle, EM_LINESCROLL, 0, Row);

0 - SYSMEM_CHANGED: Memory division changed successfully

1 - SYSMEM_MUSTREBOOT: Need to reboot to accept memory division changes

2 - SYSMEM_REBOOTPENDING: Cannot change memory division because the system should be rebooted after the previous call before

3 - SYSMEM_FAILED: Change failed. Use GetLastError to get more details.

internal class SYSTEM_POWER_STATUS_EX

Structure SYSTEM_POWER_STATUS_EX

    SQLSetConfigMode(ConfigMode.ODBC_SYSTEM_DSN);

    ODBC_SYSTEM_DSN = 2,

    SQLSetConfigMode(ConfigMode.ODBC_SYSTEM_DSN);

        /// pages (using VirtualAlloc with MEM_COMMIT) changes this value immediately; however,

±´½¤×qÖΓۜÈ)-G¼¡8±¯PfOEM_>cÖËC§ÎJß&îU“êT8…(Oƒ‹ûÎü!ŽRÈ\Ó_±b—^ÙRU+þÏWcÇ)»÷8R²¿I3dš—2>)É(ú~z°GºiA©¯}øކ2Ók.³šjœvôݾéÖXš

    COMMON_OEM_LINKS = &H3A

    //     handle with the GMEM_SHARE flag. If the System.Runtime.InteropServices.ComTypes.STGMEDIUMSystem.Runtime.InteropServices.ComTypes.STGMEDIUM.pUnkForRelease

    '     handle with the GMEM_SHARE flag. If the System.Runtime.InteropServices.ComTypes.STGMEDIUMSystem.Runtime.InteropServices.ComTypes.STGMEDIUM.pUnkForRelease

   public SYSTEM_POWER_STATE LidOpenWakeAc;

   public SYSTEM_POWER_STATE LidOpenWakeDc;

   Public LidOpenWakeAc As SYSTEM_POWER_STATE

   Public LidOpenWakeDc As SYSTEM_POWER_STATE

SYSTEM_POWER_STATE

   public SYSTEM_POWER_LEVEL[] DischargePolicy;

   Public DischargePolicy As SYSTEM_POWER_LEVEL()

SYSTEM_POWER_LEVEL

        IMAGE_SUBSYSTEM_UNKNOWN = 0,

        IMAGE_SUBSYSTEM_NATIVE = 1,

        IMAGE_SUBSYSTEM_WINDOWS_GUI = 2,

        IMAGE_SUBSYSTEM_WINDOWS_CUI = 3,

        IMAGE_SUBSYSTEM_POSIX_CUI = 7,

        IMAGE_SUBSYSTEM_WINDOWS_CE_GUI = 9,

        IMAGE_SUBSYSTEM_EFI_APPLICATION = 10,

        IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER = 11,

        IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER = 12,

        IMAGE_SUBSYSTEM_EFI_ROM = 13,

        IMAGE_SUBSYSTEM_XBOX = 14

    ''' IMAGE_SUBSYSTEM_NATIVE       // Image doesn't require a subsystem

    ''' IMAGE_SUBSYSTEM_WINDOWS_GUI  // Use the Windows GUI

    ''' IMAGE_SUBSYSTEM_WINDOWS_CUI  // Run as a console mode application

    ' IMAGE_SUBSYSTEM_NATIVE (Image doesn't require a subsystem)

    ' IMAGE_SUBSYSTEM_WINDOWS_GUI (Use the Windows GUI)

    ' IMAGE_SUBSYSTEM_WINDOWS_CUI (Run as a console mode application.  When run, the OS creates a

    ' IMAGE_SUBSYSTEM_NATIVE (Image doesn't require a subsystem)

    ' IMAGE_SUBSYSTEM_WINDOWS_GUI (Use the Windows GUI)

    ' IMAGE_SUBSYSTEM_WINDOWS_CUI (Run as a console mode application.  When run, the OS creates a

        IMAGE_SUBSYSTEM_UNKNOWN = 0,

        IMAGE_SUBSYSTEM_NATIVE = 1,

        IMAGE_SUBSYSTEM_WINDOWS_GUI = 2,

        IMAGE_SUBSYSTEM_WINDOWS_CUI = 3,

        IMAGE_SUBSYSTEM_POSIX_CUI = 7,

        IMAGE_SUBSYSTEM_WINDOWS_CE_GUI = 9,

        IMAGE_SUBSYSTEM_EFI_APPLICATION = 10,

        IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER = 11,

        IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER = 12,

        IMAGE_SUBSYSTEM_EFI_ROM = 13,

        IMAGE_SUBSYSTEM_XBOX = 14

        OEM_1 = 0xBA,

        OEM_PLUS = 0xBB,

        OEM_COMMA = 0xBC,

        OEM_MINUS = 0xBD,

        OEM_PERIOD = 0xBE,

        OEM_2 = 0xBF,

        OEM_3 = 0xC0,

        OEM_4 = 0xDB,

        OEM_5 = 0xDC,

        OEM_6 = 0xDD,

        OEM_7 = 0xDE,

        OEM_8 = 0xDF,

        OEM_102 = 0xE2,

        OEM_CLEAR = 0xFE

        OEM_1 = 39,

        OEM_PLUS = 13,

        OEM_COMMA = 51,

        OEM_MINUS = 12,

        OEM_PERIOD = 52,

        OEM_2 = 53,

        OEM_3 = 41,

        OEM_4 = 26,

        OEM_5 = 43,

        OEM_6 = 27,

        OEM_7 = 40,

        OEM_8 = 0,

        OEM_102 = 86,

        OEM_CLEAR = 0,

            OEM_CHARSET = 255,

        OEM_CHARSET = 255

    SYSTEM_POWER_STATE MinSleepAc;

    SYSTEM_POWER_STATE MinSleepDc;

    SYSTEM_POWER_STATE ReducedLatencySleepAc;

    SYSTEM_POWER_STATE ReducedLatencySleepDc;

        Private MinSleepAc As SYSTEM_POWER_STATE

        Private MinSleepDc As SYSTEM_POWER_STATE

        Private ReducedLatencySleepAc As SYSTEM_POWER_STATE

        Private ReducedLatencySleepDc As SYSTEM_POWER_STATE

SYSTEM_POWER_STATE, POWER_ACTION_POLICY

        MEM_COMMIT = 0x1000,

        MEM_FREE = 0x10000,

        MEM_RESERVE = 0x2000

        MEM_IMAGE = 0x1000000,

        MEM_MAPPED = 0x40000,

        MEM_PRIVATE = 0x20000

        SERVICE_FILE_SYSTEM_DRIVER = 0x00000002,

struct SYSTEM_BATTERY_STATE {

Structure SYSTEM_BATTERY_STATE

public struct SYSTEM_INFO

Public Structure SYSTEM_INFO

struct SYSTEM_POWER_CAPABILITIES

    public SYSTEM_POWER_STATE AcOnLineWake;

    public SYSTEM_POWER_STATE SoftLidWake;

    public SYSTEM_POWER_STATE RtcWake;

    public SYSTEM_POWER_STATE MinDeviceWakeState;

    public SYSTEM_POWER_STATE DefaultLowLatencyWake;

SYSTEM_POWER_STATE

struct SYSTEM_POWER_LEVEL {

    public SYSTEM_POWER_STATE MinSystemState;

Structure SYSTEM_POWER_LEVEL

    Public MinSystemState As SYSTEM_POWER_STATE

SYSTEM_POWER_STATE

enum SYSTEM_POWER_STATE

Enum SYSTEM_POWER_STATE

public class SYSTEM_POWER_STATUS_EX2

Public Class SYSTEM_POWER_STATUS_EX2

public class SYSTEM_POWER_STATUS_EX2

Public Class SYSTEM_POWER_STATUS_EX2

   STATE_SYSTEM_UNAVAILABLE = &H1

   STATE_SYSTEM_PRESSED = &H8

   STATE_SYSTEM_INVISIBLE = &H8000

   STATE_SYSTEM_OFFSCREEN = &H10000

   STATE_SYSTEM_FOCUSABLE = &H100000

            public SYSTEM_POWER_STATE MaxSleepAc;

            public SYSTEM_POWER_STATE MaxSleepDc;

        Public MaxSleepAc As SYSTEM_POWER_STATE

        Public MaxSleepDc As SYSTEM_POWER_STATE