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

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));

    //     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

X¿žÂ#ôÓï¡Ô¶ÙâՇ:þ»Þ8&>ô½N•OL»</³Ú‹xüÈIëVöf m“Eâϳ¿"]ªØ^qâ¯}Ii§†‚Û逛ž¦”ÞšSÝf2kލ»p_§ÖÑáEDd*9êˆc€
e´—¥z|*ãT®?œ9¶lyÚ¶<‹ÈôÃ$BCÓÂw¢†«ZEM_؁65z’ҍÄA‰[ùQ]\$ꇛ8èt­À‡îÕÔYﺜôØEüaðÀdUŌƒ™›úyo¤"ŠnàßüXÙø˜,ÁyY3ö(LLk

  /// Based on EM_* constants defined in winuser.h in the Windows API.

  /// Based on EM_* constants defined in richedit.h in the Windows API.

  public enum EM_Rich : int

• There are more EM_* constants. These are just the ones I use currently.

    public static PropertyKey WPD_STORAGE_FILE_SYSTEM_TYPE = new PropertyKey(0x01A3057A, 0x74D6, 0x4E80, 0xBE, 0xA7, 0xDC, 0x4C, 0x21, 0x2C, 0xE5, 0x0A, 3);

    public static PropertyKey PKEY_CONFIGUI_MENUITEM_NOUI = new PropertyKey(0x554b24ea, 0xe8e3, 0x45ba, 0x93, 0x52, 0xdf, 0xb5, 0x61, 0xe1, 0x71, 0xe4, 12);

    const int SECURITY_MANDATORY_SYSTEM_RID = (0x00004000);

        const int SECURITY_MANDATORY_SYSTEM_RID = (0x00004000);

                            else if (dwIntegrityLevel >= SECURITY_MANDATORY_SYSTEM_RID) {

public const int FSCTL_MARK_AS_SYSTEM_HIVE = 0x0009004f;

public const int FSCTL_FILESYSTEM_GET_STATISTICS = 0x00090060;

        public const int ERROR_REM_NOT_LIST = 51;

        public const int ERROR_BAD_REM_ADAP = 60;

        public const int ERROR_EXCL_SEM_ALREADY_OWNED = 101;

        public const int ERROR_SEM_IS_SET = 102;

        public const int ERROR_TOO_MANY_SEM_REQUESTS = 103;

        public const int ERROR_SEM_OWNER_DIED = 105;

        public const int ERROR_SEM_USER_LIMIT = 106;

        public const int ERROR_SEM_TIMEOUT = 121;

        public const int ERROR_SYSTEM_TRACE = 150;

        public const int ERROR_SEM_NOT_FOUND = 187;

        public const int ERROR_SMARTCARD_SUBSYSTEM_FAILURE = 1264;

        public const int ERROR_NO_SYSTEM_MENU = 1437;

        public const int ERROR_NO_SYSTEM_RESOURCES = 1450;

        public const int ERROR_NONPAGED_SYSTEM_RESOURCES = 1451;

        public const int ERROR_PAGED_SYSTEM_RESOURCES = 1452;

        public const int ERROR_MENU_ITEM_NOT_FOUND = 1456;

        public const int ERROR_CLUSTER_SYSTEM_CONFIG_CHANGED = 5077;

        public const int ERROR_CLUSCFG_SYSTEM_DISK_DRIVE_LETTER_CONFLICT = 5903;

        public const int ERROR_CTX_MODEM_INF_NOT_FOUND = 7009;

        public const int ERROR_CTX_MODEM_RESPONSE_ERROR = 7011;

        public const int ERROR_CTX_MODEM_RESPONSE_TIMEOUT = 7012;

        public const int ERROR_CTX_MODEM_RESPONSE_NO_CARRIER = 7013;

        public const int ERROR_CTX_MODEM_RESPONSE_NO_DIALTONE = 7014;

        public const int ERROR_CTX_MODEM_RESPONSE_BUSY = 7015;

        public const int ERROR_CTX_MODEM_RESPONSE_VOICE = 7016;

        public const int ERROR_DS_CANT_REM_MISSING_ATT = 8324;

        public const int ERROR_DS_CANT_REM_MISSING_ATT_VAL = 8325;

        public const int ERROR_DS_CANT_ADD_SYSTEM_ONLY = 8358;

        public const int ERROR_DS_CANT_MOD_SYSTEM_ONLY = 8369;

        public const int ERROR_DS_DISALLOWED_IN_SYSTEM_CONTAINER = 8615;

        public const int MEM_E_INVALID_ROOT = (int)(0x80080009 - 0x100000000);

        public const int MEM_E_INVALID_LINK = (int)(0x80080010 - 0x100000000);

        public const int MEM_E_INVALID_SIZE = (int)(0x80080011 - 0x100000000);

        public const int SEC_E_CRYPTO_SYSTEM_INVALID = (int)(0x80090337 - 0x100000000);

        public const int OSS_MEM_ERROR = (int)(0x8009300E - 0x100000000);

        public const int OSS_MEM_MGR_DLL_NOT_LINKED = (int)(0x80093026 - 0x100000000);

        public const int TRUST_E_SYSTEM_ERROR = (int)(0x80096001 - 0x100000000);

        public const int SPAPI_E_NO_CATALOG_FOR_OEM_INF = (int)(0x800F022F - 0x100000000);

        public const int SPAPI_E_SET_SYSTEM_RESTORE_POINT = (int)(0x800F0236 - 0x100000000);

        public const int SCARD_E_SYSTEM_CANCELLED = (int)(0x80100012 - 0x100000000);

    COMMON_OEM_LINKS = &H3A

    SCARD_E_SYSTEM_CANCELLED =      0x80100012,

ÒéeM_=tâ!#v‘áfL1ó™Ömº±B¡‚-¡#›t̑S9†S÷ZÈbu¹/|·¯ÐëÞo̘71oEOȄÒ_d±5ւH.®¶/G#
aÊKlºªáI9b`óGX±Ž"ûInÔï0ùп…'¡R­—’b1*”nÍ_åzÆD´7³¾Otùݗ̰ͺŸ“·Ûò¦d‰ÏW6½k««@NLFÖEk4YE5ôÓ8˜Þü“fí0p”Ȑ£0ÐÑP¸ÏÎ)œ!OcS“¸Qçú½Œ<âA´Ú]‘©6êzlQí|r‚—[BîdjúçÇëab•GP¾uÇûøòáÔ©BϸágdT¸¹wb;¤`b¯:2«DŸK¬ß°Ê‚:]
«fÂ8©»Hõӈ“â40¸RïFˆø k)Ž*<|

     CERT_SYSTEM_STORE_CURRENT_USER,

¥PŒ¼q£d€>4¿=ÔÉÈ7ÂB²”Df–S1\ûº±Æa(ÅðHGПm‡eèávû£$ê‹bõ·‰”³ÊSLiÜDjž1Èõ•‡ðïA6Z£Lr÷\CP˜w xxóju¬Ù’„°ñvVzrÔf`ì²w7º|›T—rdâ1k†BΙ!,“¬¿Q¥µ¸¤k 2ŒEÈÄö}J*ú>Á·ÁCØ||êOçå† ¡Ÿ]Ä­"¡H€Ä/<sup>ß½ëè.·-¼ñ¼c¦Àº¦?©kçŽþf¶DÇVäï«ÓhŒ3;̃•µ}yâ
©¨z´H¹®%]Ö©ëø˜„%<sub>ñ‹òtx!ã\ZRþ×Ç
ŽçQ¯—vr)“:»¡ dŠa€Á'ÀM¨ìU¬øÓ/%£÷$EE¾' šÌ¨üöž4™¦²uþÉÔ{…Øp©T¬×çb÷GcÛÎ>QÍÞ ]S±ÈZ1ۗ¾¤5±ïlÛì8–±ÄŠØº †¥[a(š° Ëûƒ°'€aäw‹ª; x3ë9n3SØgÅ鉃L</sub></sup>ÕZeæá0e|×eg1•ç2žLV·[² –ô™wÊë+ÌθþåXWœ3®!QÌ(¢Ñ;À£}xBåîéd=Çîê§mÉýÓò:;1^}ô5Cx¡
èt‚¥Ð“¡i0A´S ,§3ÒÈD=«ì·œÌ)—ù8€#*,¶x¤Q‡˜Ë´êþúZÐ_ܶš¯Ó±Í&ÈË:Ê«7–Ú¥Ó֝ß4LÝÀÐ%[Ç]/ÈÅÈK-±å17…+Äÿ©$joSe·‰ÌòA;¥3§‘ÈM묆3¤ýø[º_I.Þ
›×GLèÆàÌþ7¼nDw½ 1BҀ¸‚ã¹0í7ÆOPÄT2I¬ðPCƒ§³[\ l „L9¼ÊE4_åìçâA<CyN”ΐ1Kĸš.†‹jqFíQø÷ý~û²"hÚöÔéX=»PÎ«™E4£¡™ÁÅú“ÿÃ:•e.{2E.çILüßzèñ®V£0ô%è=ë­™•\¬G¶ÙÏa%?®k—€jêîMÓ9Ú«ÔÎԔÂû/BϬ;hIÍIxƒ™¿”´=çôcûœ2˜Õ€¾Ì¥Él?X8&`s։Sˆ‘$îql(ñjKVîKà¸ÑÉâ>/߻΢x½ÈŽ—¡Ü¶“õ¶ÈZ[€&yÊa7—iTSÞ·
ˆµ/¤FÆîÞ­Øéjc pÔ9<)ÍC
ϬN‰…ÊÃïh{ÛLQŽ˜¸¤—‰Ž­Ÿ"pQªÕêtÁWó0í;v;kT‰eM_®®wxRÕFÓ3Œ
ų;ë¦LÉ8˜uˆSÉFÆî.¥æ×`eD¢õöµJce¯Â1à¶ÈÖO!>Þ¿ž1ú}

    STATE_SYSTEM_NONE = 0,

    STATE_SYSTEM_INVISIBLE = 0x00008000,

    STATE_SYSTEM_PRESSED = 0x00000008

     STATE_SYSTEM_NONE = 0

     STATE_SYSTEM_INVISIBLE = &H8000

     STATE_SYSTEM_PRESSED = &H8

                VK_OEM_NEC_EQUAL = 0x92, // '=' key on numpad

                VK_OEM_FJ_JISHO = 0x92, // 'Dictionary' key

                VK_OEM_FJ_MASSHOU = 0x93, // 'Unregister word' key

                VK_OEM_FJ_TOUROKU = 0x94, // 'Register word' key

                VK_OEM_FJ_LOYA = 0x95, // 'Left OYAYUBI' key

                VK_OEM_FJ_ROYA = 0x96, // 'Right OYAYUBI' key

                VK_OEM_1 = 0xBA, // ';:' for US

                VK_OEM_PLUS = 0xBB, // '+' any country

                VK_OEM_COMMA = 0xBC, // ',' any country

                VK_OEM_MINUS = 0xBD, // '-' any country

                VK_OEM_PERIOD = 0xBE, // '.' any country

                VK_OEM_2 = 0xBF, // '/?' for US

                VK_OEM_3 = 0xC0, // '`~' for US

                VK_OEM_4 = 0xDB, // '[{' for US

                VK_OEM_5 = 0xDC, // '\|' for US

                VK_OEM_6 = 0xDD, // ']}' for US

                VK_OEM_7 = 0xDE, // ''"' for US

                VK_OEM_8 = 0xDF,

                VK_OEM_AX = 0xE1, // 'AX' key on Japanese AX kbd

                VK_OEM_102 = 0xE2, // "<>" or "\|" on RT 102-key kbd.

                VK_OEM_RESET = 0xE9,

                VK_OEM_JUMP = 0xEA,

                VK_OEM_PA1 = 0xEB,

                VK_OEM_PA2 = 0xEC,

                VK_OEM_PA3 = 0xED,

                VK_OEM_WSCTRL = 0xEE,

                VK_OEM_CUSEL = 0xEF,

                VK_OEM_ATTN = 0xF0,

                VK_OEM_FINISH = 0xF1,

                VK_OEM_COPY = 0xF2,

                VK_OEM_AUTO = 0xF3,

                VK_OEM_ENLW = 0xF4,

                VK_OEM_BACKTAB = 0xF5,

                VK_OEM_CLEAR = 0xFE

    VK_OEM_NEC_EQUAL = 0x92,   // '=' key on numpad

    VK_OEM_FJ_JISHO  = 0x92,   // 'Dictionary' key

    VK_OEM_FJ_MASSHOU= 0x93,   // 'Unregister word' key

    VK_OEM_FJ_TOUROKU= 0x94,   // 'Register word' key

    VK_OEM_FJ_LOYA   = 0x95,   // 'Left OYAYUBI' key

    VK_OEM_FJ_ROYA   = 0x96,   // 'Right OYAYUBI' key

    VK_OEM_1     = 0xBA,   // ';:' for US

    VK_OEM_PLUS      = 0xBB,   // '+' any country

    VK_OEM_COMMA     = 0xBC,   // ',' any country

    VK_OEM_MINUS     = 0xBD,   // '-' any country

    VK_OEM_PERIOD    = 0xBE,   // '.' any country

    VK_OEM_2     = 0xBF,   // '/?' for US

    VK_OEM_3     = 0xC0,   // '`~' for US

    VK_OEM_4     = 0xDB,  //  '[{' for US

    VK_OEM_5     = 0xDC,  //  '\|' for US

    VK_OEM_6     = 0xDD,  //  ']}' for US

    VK_OEM_7     = 0xDE,  //  ''"' for US

    VK_OEM_8     = 0xDF,

    VK_OEM_AX    = 0xE1,  //  'AX' key on Japanese AX kbd

    VK_OEM_102       = 0xE2,  //  "<>" or "\|" on RT 102-key kbd.

    VK_OEM_RESET     = 0xE9,

    VK_OEM_JUMP      = 0xEA,

    VK_OEM_PA1       = 0xEB,

    VK_OEM_PA2       = 0xEC,

    VK_OEM_PA3       = 0xED,

    VK_OEM_WSCTRL    = 0xEE,

    VK_OEM_CUSEL     = 0xEF,

    VK_OEM_ATTN      = 0xF0,

    VK_OEM_FINISH    = 0xF1,

    VK_OEM_COPY      = 0xF2,

    VK_OEM_AUTO      = 0xF3,

    VK_OEM_ENLW      = 0xF4,

    VK_OEM_BACKTAB   = 0xF5,

    VK_OEM_CLEAR     = 0xFE

hGblEffect=GlobalAlloc(GMEM_ZEROINIT|GMEM_MOVEABLE|GMEM_DDESHARE,sizeof(DWORD));

注意往剪贴板中放的数据必须使用GMEM_MOVEABLE标志，最后我们设置数据并解除锁定：

hGblFiles= GlobalAlloc(GMEM_ZEROINIT|GMEM_MOVEABLE|GMEM_DDESHARE, uGblLen);

        MEM_COMMIT         = 0x00001000,

        MEM_RESERVE        = 0x00002000,

        MEM_COMMIT_OR_RESERVE  = 0x00003000,

        MEM_DECOMMIT       = 0x00004000,

        MEM_RELEASE        = 0x00008000,

        MEM_FREE           = 0x00010000,

        MEM_PUBLIC         = 0x00020000,

        MEM_MAPPED         = 0x00040000,

        MEM_RESET          = 0x00080000, // Win2K only

        MEM_TOP_DOWN       = 0x00100000,

        MEM_WRITE_WATCH    = 0x00200000, // Win98 only

        MEM_PHYSICAL       = 0x00400000, // Win2K only

        //MEM_4MB_PAGES    = 0x80000000, // ??

        MEM_IMAGE          = SEC_IMAGE

            allocated = StatusBar.VirtualAllocEx(hProcess, IntPtr.Zero, length, (VirtualAllocExTypes.MEM_COMMIT_OR_RESERVE), AccessProtectionFlags.PAGE_READWRITE);

            StatusBar.VirtualFreeEx(hProcess, allocated, 0, VirtualAllocExTypes.MEM_RELEASE);

enum OCR_SYSTEM_CURSORS : uint

const uint EVENT_SYSTEM_SOUND = 0x0001;

const uint EVENT_SYSTEM_ALERT = 0x0002;

const uint EVENT_SYSTEM_FOREGROUND = 0x0003;

const uint EVENT_SYSTEM_MENUSTART = 0x0004;

const uint EVENT_SYSTEM_MENUEND = 0x0005;

const uint EVENT_SYSTEM_MENUPOPUPSTART = 0x0006;

const uint EVENT_SYSTEM_MENUPOPUPEND = 0x0007;

const uint EVENT_SYSTEM_CAPTURESTART = 0x0008;

const uint EVENT_SYSTEM_CAPTUREEND = 0x0009;

const uint EVENT_SYSTEM_MOVESIZESTART = 0x000A;

const uint EVENT_SYSTEM_MOVESIZEEND = 0x000B;

const uint EVENT_SYSTEM_CONTEXTHELPSTART = 0x000C;

const uint EVENT_SYSTEM_CONTEXTHELPEND = 0x000D;

const uint EVENT_SYSTEM_DRAGDROPSTART = 0x000E;

const uint EVENT_SYSTEM_DRAGDROPEND = 0x000F;

const uint EVENT_SYSTEM_DIALOGSTART = 0x0010;

const uint EVENT_SYSTEM_DIALOGEND = 0x0011;

const uint EVENT_SYSTEM_SCROLLINGSTART = 0x0012;

const uint EVENT_SYSTEM_SCROLLINGEND = 0x0013;

const uint EVENT_SYSTEM_SWITCHSTART = 0x0014;

const uint EVENT_SYSTEM_SWITCHEND = 0x0015;

const uint EVENT_SYSTEM_MINIMIZESTART = 0x0016;

const uint EVENT_SYSTEM_MINIMIZEEND = 0x0017;

const uint EVENT_SYSTEM_DESKTOPSWITCH = 0x0020;

const uint EVENT_SYSTEM_END = 0x00FF;

const uint EVENT_OEM_DEFINED_START = 0x0101;

const uint EVENT_OEM_DEFINED_END = 0x01FF;

const uint EVENT_SYSTEM_ARRANGMENTPREVIEW = 0x8016;

///     <see cref="!:https://msdn.microsoft.com/en-us/library/windows/desktop/ms644960%28v=vs.85%29.aspx#system_events">

Public Const VK_OEM_CLEAR = &HFE

    public const uint VK_OEM_NEC_EQUAL = 0x92;   // '=' key on numpad

    public const uint VK_OEM_FJ_JISHO = 0x92;   // 'Dictionary' key

    public const uint VK_OEM_FJ_MASSHOU = 0x93;   // 'Unregister word' key

    public const uint VK_OEM_FJ_TOUROKU = 0x94;   // 'Register word' key

    public const uint VK_OEM_FJ_LOYA = 0x95;   // 'Left OYAYUBI' key

    public const uint VK_OEM_FJ_ROYA = 0x96;   // 'Right OYAYUBI' key

    public const uint VK_OEM_1 = 0xBA;   // ';:' for US

    public const uint VK_OEM_PLUS = 0xBB;   // '+' any country

    public const uint VK_OEM_COMMA = 0xBC;   // ',' any country

    public const uint VK_OEM_MINUS = 0xBD;   // '-' any country

    public const uint VK_OEM_PERIOD = 0xBE;   // '.' any country

    public const uint VK_OEM_2 = 0xBF;   // '/?' for US

    public const uint VK_OEM_3 = 0xC0;   // '`~' for US

    public const uint VK_OEM_4 = 0xDB;  //  '[{' for US

    public const uint VK_OEM_5 = 0xDC;  //  '\|' for US

    public const uint VK_OEM_6 = 0xDD;  //  ']}' for US

    public const uint VK_OEM_7 = 0xDE;  //  ''"' for US

    public const uint VK_OEM_8 = 0xDF;

    public const uint VK_OEM_AX = 0xE1;  //  'AX' key on Japanese AX kbd

    public const uint VK_OEM_102 = 0xE2;  //  "<>" or "\|" on RT 102-key kbd.

    public const uint VK_OEM_RESET = 0xE9;

    public const uint VK_OEM_JUMP = 0xEA;

    public const uint VK_OEM_PA1 = 0xEB;

    public const uint VK_OEM_PA2 = 0xEC;

    public const uint VK_OEM_PA3 = 0xED;

    public const uint VK_OEM_WSCTRL = 0xEE;

    public const uint VK_OEM_CUSEL = 0xEF;

    public const uint VK_OEM_ATTN = 0xF0;

    public const uint VK_OEM_FINISH = 0xF1;

    public const uint VK_OEM_COPY = 0xF2;

    public const uint VK_OEM_AUTO = 0xF3;

    public const uint VK_OEM_ENLW = 0xF4;

    public const uint VK_OEM_BACKTAB = 0xF5;

    public const uint VK_OEM_CLEAR = 0xFE;

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

    TASK_FLAG_SYSTEM_REQUIRED          = 0x1000,

    public enum WORK_ITEM_STATUS

        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 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