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winsta.h
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/*
* Window Station Support functions
*
* This file is part of System Informer.
*/
#ifndef _WINSTA_H
#define _WINSTA_H
// Specifies the current server.
#define WINSTATION_CURRENT_SERVER ((HANDLE)NULL)
#define WINSTATION_CURRENT_SERVER_HANDLE ((HANDLE)NULL)
#define WINSTATION_CURRENT_SERVER_NAME (NULL)
// Specifies the current session (SessionId)
#define WINSTATION_CURRENT_SESSION ((ULONG)-1)
// Specifies any-session (SessionId)
#define WINSTATION_ANY_SESSION ((ULONG)-2)
// Access rights
#define WINSTATION_QUERY 0x00000001 // WinStationQueryInformation
#define WINSTATION_SET 0x00000002 // WinStationSetInformation
#define WINSTATION_RESET 0x00000004 // WinStationReset
#define WINSTATION_VIRTUAL 0x00000008 //read/write direct data
#define WINSTATION_SHADOW 0x00000010 // WinStationShadow
#define WINSTATION_LOGON 0x00000020 // logon to WinStation
#define WINSTATION_LOGOFF 0x00000040 // WinStationLogoff
#define WINSTATION_MSG 0x00000080 // WinStationMsg
#define WINSTATION_CONNECT 0x00000100 // WinStationConnect
#define WINSTATION_DISCONNECT 0x00000200 // WinStationDisconnect
#define WINSTATION_GUEST_ACCESS WINSTATION_LOGON
#define WINSTATION_CURRENT_GUEST_ACCESS (WINSTATION_VIRTUAL | WINSTATION_LOGOFF)
#define WINSTATION_USER_ACCESS (WINSTATION_GUEST_ACCESS | WINSTATION_QUERY | WINSTATION_CONNECT)
#define WINSTATION_CURRENT_USER_ACCESS \
(WINSTATION_SET | WINSTATION_RESET | WINSTATION_VIRTUAL | \
WINSTATION_LOGOFF | WINSTATION_DISCONNECT)
#define WINSTATION_ALL_ACCESS (STANDARD_RIGHTS_REQUIRED | WINSTATION_QUERY | \
WINSTATION_SET | WINSTATION_RESET | WINSTATION_VIRTUAL | \
WINSTATION_SHADOW | WINSTATION_LOGON | WINSTATION_MSG | \
WINSTATION_CONNECT | WINSTATION_DISCONNECT)
#define WDPREFIX_LENGTH 12
#define CALLBACK_LENGTH 50
#define DLLNAME_LENGTH 32
#define CDNAME_LENGTH 32
#define WDNAME_LENGTH 32
#define PDNAME_LENGTH 32
#define DEVICENAME_LENGTH 128
#define MODEMNAME_LENGTH DEVICENAME_LENGTH
#define STACK_ADDRESS_LENGTH 128
#define MAX_BR_NAME 65
#define DIRECTORY_LENGTH 256
#define INITIALPROGRAM_LENGTH 256
#define USERNAME_LENGTH 20
#define DOMAIN_LENGTH 17
#define PASSWORD_LENGTH 14
#define NASISPECIFICNAME_LENGTH 14
#define NASIUSERNAME_LENGTH 47
#define NASIPASSWORD_LENGTH 24
#define NASISESSIONNAME_LENGTH 16
#define NASIFILESERVER_LENGTH 47
#define CLIENTDATANAME_LENGTH 7
#define CLIENTNAME_LENGTH 20
#define CLIENTADDRESS_LENGTH 30
#define IMEFILENAME_LENGTH 32
#define CLIENTLICENSE_LENGTH 32
#define CLIENTMODEM_LENGTH 40
#define CLIENT_PRODUCT_ID_LENGTH 32
#define MAX_COUNTER_EXTENSIONS 2
#define WINSTATIONNAME_LENGTH 32
#define TERMSRV_TOTAL_SESSIONS 1
#define TERMSRV_DISC_SESSIONS 2
#define TERMSRV_RECON_SESSIONS 3
#define TERMSRV_CURRENT_ACTIVE_SESSIONS 4
#define TERMSRV_CURRENT_DISC_SESSIONS 5
#define TERMSRV_PENDING_SESSIONS 6
#define TERMSRV_SUCC_TOTAL_LOGONS 7
#define TERMSRV_SUCC_LOCAL_LOGONS 8
#define TERMSRV_SUCC_REMOTE_LOGONS 9
#define TERMSRV_SUCC_SESSION0_LOGONS 10
#define TERMSRV_CURRENT_TERMINATING_SESSIONS 11
#define TERMSRV_CURRENT_LOGGEDON_SESSIONS 12
typedef RTL_TIME_ZONE_INFORMATION TS_TIME_ZONE_INFORMATION, *PTS_TIME_ZONE_INFORMATION;
typedef WCHAR WINSTATIONNAME[WINSTATIONNAME_LENGTH + 1];
// Variable length data descriptor (not needed)
typedef struct _VARDATA_WIRE
{
USHORT Size;
USHORT Offset;
} VARDATA_WIRE, *PVARDATA_WIRE;
typedef enum _WINSTATIONSTATECLASS
{
State_Active = 0,
State_Connected = 1,
State_ConnectQuery = 2,
State_Shadow = 3,
State_Disconnected = 4,
State_Idle = 5,
State_Listen = 6,
State_Reset = 7,
State_Down = 8,
State_Init = 9
} WINSTATIONSTATECLASS;
typedef struct _SESSIONIDW
{
union
{
ULONG SessionId;
ULONG LogonId;
};
WINSTATIONNAME WinStationName;
WINSTATIONSTATECLASS State;
} SESSIONIDW, *PSESSIONIDW;
// private
typedef enum _WINSTATIONINFOCLASS
{
WinStationCreateData, // q: WINSTATIONCREATE
WinStationConfiguration, // qs: WINSTACONFIGWIRE + USERCONFIG
WinStationPdParams, // qs: PDPARAMS
WinStationWd, // q: WDCONFIG
WinStationPd, // q: PDCONFIG2 + PDPARAMS
WinStationPrinter, // qs: Not supported.
WinStationClient, // q: WINSTATIONCLIENT
WinStationModules, // q:
WinStationInformation, // q: WINSTATIONINFORMATION
WinStationTrace, // qs:
WinStationBeep, // s: // 10
WinStationEncryptionOff, // s:
WinStationEncryptionPerm,
WinStationNtSecurity, // s: (open secure desktop ctrl+alt+del)
WinStationUserToken, // q: WINSTATIONUSERTOKEN
WinStationUnused1,
WinStationVideoData, // q: WINSTATIONVIDEODATA
WinStationInitialProgram, // s: (set current process as initial program)
WinStationCd, // q: CDCONFIG
WinStationSystemTrace, // qs:
WinStationVirtualData, // q: // 20
WinStationClientData, // WINSTATIONCLIENTDATA
WinStationSecureDesktopEnter, // qs:
WinStationSecureDesktopExit, // qs:
WinStationLoadBalanceSessionTarget, // q: ULONG
WinStationLoadIndicator, // q: WINSTATIONLOADINDICATORDATA
WinStationShadowInfo, // qs: WINSTATIONSHADOW
WinStationDigProductId, // WINSTATIONPRODID
WinStationLockedState, // BOOL
WinStationRemoteAddress, // WINSTATIONREMOTEADDRESS
WinStationIdleTime, // ULONG // 30
WinStationLastReconnectType, // ULONG
WinStationDisallowAutoReconnect, // qs: BOOLEAN
WinStationMprNotifyInfo,
WinStationExecSrvSystemPipe, // WCHAR[48]
WinStationSmartCardAutoLogon, // BOOLEAN
WinStationIsAdminLoggedOn, // BOOLEAN
WinStationReconnectedFromId, // ULONG
WinStationEffectsPolicy, // ULONG
WinStationType, // ULONG
WinStationInformationEx, // WINSTATIONINFORMATIONEX // 40
WinStationValidationInfo
} WINSTATIONINFOCLASS;
/**
* Retrieves general information used to create the terminal server session (protocol) to which the station belongs.
*/
typedef struct _WINSTATIONCREATE
{
ULONG fEnableWinStation : 1;
ULONG MaxInstanceCount;
} WINSTATIONCREATE, *PWINSTATIONCREATE;
typedef struct _WINSTACONFIGWIRE
{
WCHAR Comment[61]; // The WinStation descriptive comment.
CHAR OEMId[4]; // Value identifying the OEM implementor of the TermService Listener to which this session (WinStation) belongs. This can be any value defined by the implementer (OEM) of the listener.
VARDATA_WIRE UserConfig; // VARDATA_WIRE structure defining the size and offset of the variable-length user configuration data succeeding it.
VARDATA_WIRE NewFields; // VARDATA_WIRE structure defining the size and offset of the variable-length new data succeeding it. This field is not used and is a placeholder for any new data, if and when added.
} WINSTACONFIGWIRE, *PWINSTACONFIGWIRE;
typedef enum _CALLBACKCLASS
{
Callback_Disable,
Callback_Roving,
Callback_Fixed
} CALLBACKCLASS;
// The SHADOWCLASS enumeration is used to indicate the shadow-related settings for a session running on a terminal server.
typedef enum _SHADOWCLASS
{
Shadow_Disable, // Shadowing is disabled.
Shadow_EnableInputNotify, // Permission is asked first from the session being shadowed. The shadower is also permitted keyboard and mouse input.
Shadow_EnableInputNoNotify, // Permission is not asked first from the session being shadowed. The shadower is also permitted keyboard and mouse input.
Shadow_EnableNoInputNotify, // Permission is asked first from the session being shadowed. The shadower is not permitted keyboard and mouse input and MUST observe the shadowed session.
Shadow_EnableNoInputNoNotify // Permission is not asked first from the session being shadowed. The shadower is not permitted keyboard and mouse input and MUST observe the shadowed session.
} SHADOWCLASS;
// For a specific terminal server session, the USERCONFIG structure indicates the user and session configuration.
// https://msdn.microsoft.com/en-us/library/cc248610.aspx
typedef struct _USERCONFIG
{
ULONG fInheritAutoLogon : 1;
ULONG fInheritResetBroken : 1;
ULONG fInheritReconnectSame : 1;
ULONG fInheritInitialProgram : 1;
ULONG fInheritCallback : 1;
ULONG fInheritCallbackNumber : 1;
ULONG fInheritShadow : 1;
ULONG fInheritMaxSessionTime : 1;
ULONG fInheritMaxDisconnectionTime : 1;
ULONG fInheritMaxIdleTime : 1;
ULONG fInheritAutoClient : 1;
ULONG fInheritSecurity : 1;
ULONG fPromptForPassword : 1;
ULONG fResetBroken : 1;
ULONG fReconnectSame : 1;
ULONG fLogonDisabled : 1;
ULONG fWallPaperDisabled : 1;
ULONG fAutoClientDrives : 1;
ULONG fAutoClientLpts : 1;
ULONG fForceClientLptDef : 1;
ULONG fRequireEncryption : 1;
ULONG fDisableEncryption : 1;
ULONG fUnused1 : 1;
ULONG fHomeDirectoryMapRoot : 1;
ULONG fUseDefaultGina : 1;
ULONG fCursorBlinkDisabled : 1;
ULONG fPublishedApp : 1;
ULONG fHideTitleBar : 1;
ULONG fMaximize : 1;
ULONG fDisableCpm : 1;
ULONG fDisableCdm : 1;
ULONG fDisableCcm : 1;
ULONG fDisableLPT : 1;
ULONG fDisableClip : 1;
ULONG fDisableExe : 1;
ULONG fDisableCam : 1;
ULONG fDisableAutoReconnect : 1;
ULONG ColorDepth : 3;
ULONG fInheritColorDepth : 1;
ULONG fErrorInvalidProfile : 1;
ULONG fPasswordIsScPin : 1;
ULONG fDisablePNPRedir : 1;
WCHAR UserName[USERNAME_LENGTH + 1];
WCHAR Domain[DOMAIN_LENGTH + 1];
WCHAR Password[PASSWORD_LENGTH + 1];
WCHAR WorkDirectory[DIRECTORY_LENGTH + 1];
WCHAR InitialProgram[INITIALPROGRAM_LENGTH + 1];
WCHAR CallbackNumber[CALLBACK_LENGTH + 1];
CALLBACKCLASS Callback;
SHADOWCLASS Shadow;
ULONG MaxConnectionTime;
ULONG MaxDisconnectionTime;
ULONG MaxIdleTime;
ULONG KeyboardLayout;
BYTE MinEncryptionLevel;
WCHAR NWLogonServer[NASIFILESERVER_LENGTH + 1];
WCHAR PublishedName[MAX_BR_NAME];
WCHAR WFProfilePath[DIRECTORY_LENGTH + 1];
WCHAR WFHomeDir[DIRECTORY_LENGTH + 1];
WCHAR WFHomeDirDrive[4];
} USERCONFIG, *PUSERCONFIG;
typedef enum _SDCLASS
{
SdNone = 0,
SdConsole,
SdNetwork,
SdAsync,
SdOemTransport
} SDCLASS;
typedef WCHAR DEVICENAME[DEVICENAME_LENGTH + 1];
typedef WCHAR MODEMNAME[MODEMNAME_LENGTH + 1];
typedef WCHAR NASISPECIFICNAME[NASISPECIFICNAME_LENGTH + 1];
typedef WCHAR NASIUSERNAME[NASIUSERNAME_LENGTH + 1];
typedef WCHAR NASIPASSWORD[NASIPASSWORD_LENGTH + 1];
typedef WCHAR NASISESIONNAME[NASISESSIONNAME_LENGTH + 1];
typedef WCHAR NASIFILESERVER[NASIFILESERVER_LENGTH + 1];
typedef WCHAR WDNAME[WDNAME_LENGTH + 1];
typedef WCHAR WDPREFIX[WDPREFIX_LENGTH + 1];
typedef WCHAR CDNAME[CDNAME_LENGTH + 1];
typedef WCHAR DLLNAME[DLLNAME_LENGTH + 1];
typedef WCHAR PDNAME[PDNAME_LENGTH + 1];
typedef struct _NETWORKCONFIG
{
LONG LanAdapter;
DEVICENAME NetworkName;
ULONG Flags;
} NETWORKCONFIG, *PNETWORKCONFIG;
typedef enum _FLOWCONTROLCLASS
{
FlowControl_None,
FlowControl_Hardware,
FlowControl_Software
} FLOWCONTROLCLASS;
typedef enum _RECEIVEFLOWCONTROLCLASS
{
ReceiveFlowControl_None,
ReceiveFlowControl_RTS,
ReceiveFlowControl_DTR,
} RECEIVEFLOWCONTROLCLASS;
typedef enum _TRANSMITFLOWCONTROLCLASS
{
TransmitFlowControl_None,
TransmitFlowControl_CTS,
TransmitFlowControl_DSR,
} TRANSMITFLOWCONTROLCLASS;
typedef enum _ASYNCCONNECTCLASS
{
Connect_CTS,
Connect_DSR,
Connect_RI,
Connect_DCD,
Connect_FirstChar,
Connect_Perm,
} ASYNCCONNECTCLASS;
typedef struct _FLOWCONTROLCONFIG
{
ULONG fEnableSoftwareTx : 1;
ULONG fEnableSoftwareRx : 1;
ULONG fEnableDTR : 1;
ULONG fEnableRTS : 1;
CHAR XonChar;
CHAR XoffChar;
FLOWCONTROLCLASS Type;
RECEIVEFLOWCONTROLCLASS HardwareReceive;
TRANSMITFLOWCONTROLCLASS HardwareTransmit;
} FLOWCONTROLCONFIG, *PFLOWCONTROLCONFIG;
typedef struct _CONNECTCONFIG
{
ASYNCCONNECTCLASS Type;
ULONG fEnableBreakDisconnect : 1;
} CONNECTCONFIG, *PCONNECTCONFIG;
typedef struct _ASYNCCONFIG
{
DEVICENAME DeviceName;
MODEMNAME ModemName;
ULONG BaudRate;
ULONG Parity;
ULONG StopBits;
ULONG ByteSize;
ULONG fEnableDsrSensitivity : 1;
ULONG fConnectionDriver : 1;
FLOWCONTROLCONFIG FlowControl;
CONNECTCONFIG Connect;
} ASYNCCONFIG, *PASYNCCONFIG;
typedef struct _NASICONFIG
{
NASISPECIFICNAME SpecificName;
NASIUSERNAME UserName;
NASIPASSWORD PassWord;
NASISESIONNAME SessionName;
NASIFILESERVER FileServer;
BOOLEAN GlobalSession;
} NASICONFIG, *PNASICONFIG;
typedef struct _OEMTDCONFIG
{
LONG Adapter;
DEVICENAME DeviceName;
ULONG Flags;
} OEMTDCONFIG, *POEMTDCONFIG;
// Retrieves transport protocol driver parameters.
typedef struct _PDPARAMS
{
SDCLASS SdClass; // Stack driver class. Indicates which one of the union's structures is valid.
union
{
NETWORKCONFIG Network; // Configuration of network drivers. Used if SdClass is SdNetwork.
ASYNCCONFIG Async; // Configuration of async (modem) driver. Used if SdClass is SdAsync.
NASICONFIG Nasi; // Reserved.
OEMTDCONFIG OemTd; // Configuration of OEM transport driver. Used if SdClass is SdOemTransport.
};
} PDPARAMS, *PPDPARAMS;
// The WinStation (session) driver configuration.
typedef struct _WDCONFIG
{
WDNAME WdName; // The descriptive name of the WinStation driver.
DLLNAME WdDLL; // The driver's image name.
DLLNAME WsxDLL; // Used by the Terminal Services service to communicate with the WinStation driver.
ULONG WdFlag; // Driver flags.
ULONG WdInputBufferLength; // Length, in bytes, of the input buffer used by the driver. Defaults to 2048.
DLLNAME CfgDLL; // Configuration DLL used by Terminal Services administrative tools for configuring the driver.
WDPREFIX WdPrefix; // Used as the prefix of the WinStation name generated for the connected sessions with this WinStation driver.
} WDCONFIG, *PWDCONFIG;
// The protocol driver's software configuration.
typedef struct _PDCONFIG2
{
PDNAME PdName;
SDCLASS SdClass;
DLLNAME PdDLL;
ULONG PdFlag;
ULONG OutBufLength;
ULONG OutBufCount;
ULONG OutBufDelay;
ULONG InteractiveDelay;
ULONG PortNumber;
ULONG KeepAliveTimeout;
} PDCONFIG2, *PPDCONFIG2;
// WinStationClient
typedef struct _WINSTATIONCLIENT
{
ULONG fTextOnly : 1;
ULONG fDisableCtrlAltDel : 1;
ULONG fMouse : 1;
ULONG fDoubleClickDetect : 1;
ULONG fINetClient : 1;
ULONG fPromptForPassword : 1;
ULONG fMaximizeShell : 1;
ULONG fEnableWindowsKey : 1;
ULONG fRemoteConsoleAudio : 1;
ULONG fPasswordIsScPin : 1;
ULONG fNoAudioPlayback : 1;
ULONG fUsingSavedCreds : 1;
WCHAR ClientName[CLIENTNAME_LENGTH + 1];
WCHAR Domain[DOMAIN_LENGTH + 1];
WCHAR UserName[USERNAME_LENGTH + 1];
WCHAR Password[PASSWORD_LENGTH + 1];
WCHAR WorkDirectory[DIRECTORY_LENGTH + 1];
WCHAR InitialProgram[INITIALPROGRAM_LENGTH + 1];
ULONG SerialNumber;
BYTE EncryptionLevel;
ULONG ClientAddressFamily;
WCHAR ClientAddress[CLIENTADDRESS_LENGTH + 1];
USHORT HRes;
USHORT VRes;
USHORT ColorDepth;
USHORT ProtocolType;
ULONG KeyboardLayout;
ULONG KeyboardType;
ULONG KeyboardSubType;
ULONG KeyboardFunctionKey;
WCHAR ImeFileName[IMEFILENAME_LENGTH + 1];
WCHAR ClientDirectory[DIRECTORY_LENGTH + 1];
WCHAR ClientLicense[CLIENTLICENSE_LENGTH + 1];
WCHAR ClientModem[CLIENTMODEM_LENGTH + 1];
ULONG ClientBuildNumber;
ULONG ClientHardwareId;
USHORT ClientProductId;
USHORT OutBufCountHost;
USHORT OutBufCountClient;
USHORT OutBufLength;
WCHAR AudioDriverName[9];
TS_TIME_ZONE_INFORMATION ClientTimeZone;
ULONG ClientSessionId;
WCHAR ClientDigProductId[CLIENT_PRODUCT_ID_LENGTH];
ULONG PerformanceFlags;
ULONG ActiveInputLocale;
} WINSTATIONCLIENT, *PWINSTATIONCLIENT;
typedef struct _TSHARE_COUNTERS
{
ULONG Reserved;
} TSHARE_COUNTERS, *PTSHARE_COUNTERS;
typedef struct _PROTOCOLCOUNTERS
{
ULONG WdBytes;
ULONG WdFrames;
ULONG WaitForOutBuf;
ULONG Frames;
ULONG Bytes;
ULONG CompressedBytes;
ULONG CompressFlushes;
ULONG Errors;
ULONG Timeouts;
ULONG AsyncFramingError;
ULONG AsyncOverrunError;
ULONG AsyncOverflowError;
ULONG AsyncParityError;
ULONG TdErrors;
USHORT ProtocolType;
USHORT Length;
union
{
TSHARE_COUNTERS TShareCounters;
ULONG Reserved[100];
} Specific;
} PROTOCOLCOUNTERS, *PPROTOCOLCOUNTERS;
typedef struct _THINWIRECACHE
{
ULONG CacheReads;
ULONG CacheHits;
} THINWIRECACHE, *PTHINWIRECACHE;
#define MAX_THINWIRECACHE 4
typedef struct _RESERVED_CACHE
{
THINWIRECACHE ThinWireCache[MAX_THINWIRECACHE];
} RESERVED_CACHE, *PRESERVED_CACHE;
typedef struct _TSHARE_CACHE
{
ULONG Reserved;
} TSHARE_CACHE, *PTSHARE_CACHE;
typedef struct CACHE_STATISTICS
{
USHORT ProtocolType;
USHORT Length;
union
{
RESERVED_CACHE ReservedCacheStats;
TSHARE_CACHE TShareCacheStats;
ULONG Reserved[20];
} Specific;
} CACHE_STATISTICS, *PCACHE_STATISTICS;
typedef struct _PROTOCOLSTATUS
{
PROTOCOLCOUNTERS Output;
PROTOCOLCOUNTERS Input;
CACHE_STATISTICS Cache;
ULONG AsyncSignal;
ULONG AsyncSignalMask;
} PROTOCOLSTATUS, *PPROTOCOLSTATUS;
// Retrieves information on the session.
typedef struct _WINSTATIONINFORMATION
{
WINSTATIONSTATECLASS ConnectState;
WINSTATIONNAME WinStationName;
ULONG LogonId;
LARGE_INTEGER ConnectTime;
LARGE_INTEGER DisconnectTime;
LARGE_INTEGER LastInputTime;
LARGE_INTEGER LogonTime;
PROTOCOLSTATUS Status;
WCHAR Domain[DOMAIN_LENGTH + 1];
WCHAR UserName[USERNAME_LENGTH + 1];
LARGE_INTEGER CurrentTime;
} WINSTATIONINFORMATION, *PWINSTATIONINFORMATION;
// Retrieves the user's token in the session. Caller requires WINSTATION_ALL_ACCESS permission.
typedef struct _WINSTATIONUSERTOKEN
{
HANDLE ProcessId;
HANDLE ThreadId;
HANDLE UserToken;
} WINSTATIONUSERTOKEN, *PWINSTATIONUSERTOKEN;
// Retrieves resolution and color depth of the session.
typedef struct _WINSTATIONVIDEODATA
{
USHORT HResolution;
USHORT VResolution;
USHORT fColorDepth;
} WINSTATIONVIDEODATA, *PWINSTATIONVIDEODATA;
typedef enum _CDCLASS
{
CdNone, // No connection driver.
CdModem, // Connection driver is a modem.
CdClass_Maximum,
} CDCLASS;
// Connection driver configuration. It is used for connecting via modem to a server.
typedef struct _CDCONFIG
{
CDCLASS CdClass; // Connection driver type.
CDNAME CdName; // Connection driver descriptive name.
DLLNAME CdDLL; // Connection driver image name.
ULONG CdFlag; // Connection driver flags. Connection driver specific.
} CDCONFIG, *PCDCONFIG;
// The name has the following form:
// name syntax : xxxyyyy<null>
typedef CHAR CLIENTDATANAME[CLIENTDATANAME_LENGTH + 1];
typedef CHAR* PCLIENTDATANAME;
typedef struct _WINSTATIONCLIENTDATA
{
CLIENTDATANAME DataName; // Identifies the type of data sent in this WINSTATIONCLIENTDATA structure. The definition is dependent on the caller and on the client receiving it. This MUST be a data name following a format similar to that of the CLIENTDATANAME data type.
BOOLEAN fUnicodeData; // TRUE indicates data is in Unicode format; FALSE otherwise.
} WINSTATIONCLIENTDATA, *PWINSTATIONCLIENTDATA;
typedef enum _LOADFACTORTYPE
{
ErrorConstraint, // An error occurred while obtaining constraint data.
PagedPoolConstraint, // The amount of paged pool is the constraint.
NonPagedPoolConstraint, // The amount of non-paged pool is the constraint.
AvailablePagesConstraint, // The amount of available pages is the constraint.
SystemPtesConstraint, // The number of system page table entries (PTEs) is the constraint.
CPUConstraint // CPU usage is the constraint.
} LOADFACTORTYPE;
// The WINSTATIONLOADINDICATORDATA structure defines data used for the load balancing of a server.
typedef struct _WINSTATIONLOADINDICATORDATA
{
ULONG RemainingSessionCapacity; // The estimated number of additional sessions that can be supported given the CPU constraint.
LOADFACTORTYPE LoadFactor; // Indicates the most constrained current resource.
ULONG TotalSessions; // The total number of sessions.
ULONG DisconnectedSessions; // The number of disconnected sessions.
LARGE_INTEGER IdleCPU; // This is always set to 0.
LARGE_INTEGER TotalCPU; // This is always set to 0.
ULONG RawSessionCapacity; // The raw number of sessions capacity.
ULONG reserved[9]; // Reserved.
} WINSTATIONLOADINDICATORDATA, *PWINSTATIONLOADINDICATORDATA;
typedef enum _SHADOWSTATECLASS
{
State_NoShadow, // No shadow operations are currently being performed on this session.
State_Shadowing, // The session is shadowing a different session. The current session is referred to as a shadow client.
State_Shadowed // The session is being shadowed by a different session. The current session is referred to as a shadow target.
} SHADOWSTATECLASS;
#define PROTOCOL_CONSOLE 0
#define PROTOCOL_OTHERS 1
#define PROTOCOL_RDP 2
// Retrieves the current shadow state of a session.
typedef struct _WINSTATIONSHADOW
{
SHADOWSTATECLASS ShadowState; // Specifies the current state of shadowing.
SHADOWCLASS ShadowClass; // Specifies the type of shadowing.
ULONG SessionId; // Specifies the session ID of the session.
ULONG ProtocolType; // Specifies the type of protocol on the session. Can be one of PROTOCOL_* values.
} WINSTATIONSHADOW, *PWINSTATIONSHADOW;
// Retrieves the client product ID and current product ID of the session.
typedef struct _WINSTATIONPRODID
{
WCHAR DigProductId[CLIENT_PRODUCT_ID_LENGTH];
WCHAR ClientDigProductId[CLIENT_PRODUCT_ID_LENGTH];
WCHAR OuterMostDigProductId[CLIENT_PRODUCT_ID_LENGTH];
ULONG CurrentSessionId;
ULONG ClientSessionId;
ULONG OuterMostSessionId;
} WINSTATIONPRODID, *PWINSTATIONPRODID;
// Retrieves the remote IP address of the terminal server client in the session.
typedef struct _WINSTATIONREMOTEADDRESS
{
USHORT sin_family;
union
{
struct
{
USHORT sin_port;
ULONG sin_addr;
UCHAR sin_zero[8];
} ipv4;
struct
{
USHORT sin6_port;
ULONG sin6_flowinfo;
USHORT sin6_addr[8];
ULONG sin6_scope_id;
} ipv6;
};
} WINSTATIONREMOTEADDRESS, *PWINSTATIONREMOTEADDRESS;
// WinStationInformationEx
// private
typedef struct _WINSTATIONINFORMATIONEX_LEVEL1
{
ULONG SessionId;
WINSTATIONSTATECLASS SessionState;
LONG SessionFlags;
WINSTATIONNAME WinStationName;
WCHAR UserName[USERNAME_LENGTH + 1];
WCHAR DomainName[DOMAIN_LENGTH + 1];
LARGE_INTEGER LogonTime;
LARGE_INTEGER ConnectTime;
LARGE_INTEGER DisconnectTime;
LARGE_INTEGER LastInputTime;
LARGE_INTEGER CurrentTime;
PROTOCOLSTATUS ProtocolStatus;
} WINSTATIONINFORMATIONEX_LEVEL1, *PWINSTATIONINFORMATIONEX_LEVEL1;
// private
typedef struct _WINSTATIONINFORMATIONEX_LEVEL2
{
ULONG SessionId;
WINSTATIONSTATECLASS SessionState;
LONG SessionFlags;
WINSTATIONNAME WinStationName;
WCHAR SamCompatibleUserName[USERNAME_LENGTH + 1];
WCHAR SamCompatibleDomainName[DOMAIN_LENGTH + 1];
LARGE_INTEGER LogonTime;
LARGE_INTEGER ConnectTime;
LARGE_INTEGER DisconnectTime;
LARGE_INTEGER LastInputTime;
LARGE_INTEGER CurrentTime;
PROTOCOLSTATUS ProtocolStatus;
WCHAR UserName[257];
WCHAR DomainName[256];
} WINSTATIONINFORMATIONEX_LEVEL2, *PWINSTATIONINFORMATIONEX_LEVEL2;
// private
typedef union _WINSTATIONINFORMATIONEX_LEVEL
{
WINSTATIONINFORMATIONEX_LEVEL1 WinStationInfoExLevel1;
WINSTATIONINFORMATIONEX_LEVEL2 WinStationInfoExLevel2;
} WINSTATIONINFORMATIONEX_LEVEL, *PWINSTATIONINFORMATIONEX_LEVEL;
// private
typedef struct _WINSTATIONINFORMATIONEX
{
ULONG Level;
WINSTATIONINFORMATIONEX_LEVEL Data;
} WINSTATIONINFORMATIONEX, *PWINSTATIONINFORMATIONEX;
#define TS_PROCESS_INFO_MAGIC_NT4 0x23495452
typedef struct _TS_PROCESS_INFORMATION_NT4
{
ULONG MagicNumber;
ULONG LogonId;
PVOID ProcessSid;
ULONG Pad;
} TS_PROCESS_INFORMATION_NT4, *PTS_PROCESS_INFORMATION_NT4;
#define SIZEOF_TS4_SYSTEM_THREAD_INFORMATION 64
#define SIZEOF_TS4_SYSTEM_PROCESS_INFORMATION 136
typedef struct _TS_SYS_PROCESS_INFORMATION
{
ULONG NextEntryOffset;
ULONG NumberOfThreads;
LARGE_INTEGER SpareLi1;
LARGE_INTEGER SpareLi2;
LARGE_INTEGER CycleTime;
LARGE_INTEGER CreateTime;
LARGE_INTEGER UserTime;
LARGE_INTEGER KernelTime;
UNICODE_STRING ImageName;
KPRIORITY BasePriority;
ULONG UniqueProcessId;
ULONG InheritedFromUniqueProcessId;
ULONG HandleCount;
ULONG SessionId;
ULONG UniqueProcessKey;
SIZE_T PeakVirtualSize;
SIZE_T VirtualSize;
ULONG PageFaultCount;
ULONG PeakWorkingSetSize;
ULONG WorkingSetSize;
SIZE_T QuotaPeakPagedPoolUsage;
SIZE_T QuotaPagedPoolUsage;
SIZE_T QuotaPeakNonPagedPoolUsage;
SIZE_T QuotaNonPagedPoolUsage;
SIZE_T PagefileUsage;
SIZE_T PeakPagefileUsage;
SIZE_T PrivatePageCount;
} TS_SYS_PROCESS_INFORMATION, *PTS_SYS_PROCESS_INFORMATION;
typedef struct _TS_ALL_PROCESSES_INFO
{
PTS_SYS_PROCESS_INFORMATION pTsProcessInfo;
ULONG SizeOfSid;
PSID pSid;
} TS_ALL_PROCESSES_INFO, *PTS_ALL_PROCESSES_INFO;
typedef struct _TS_COUNTER_HEADER
{
DWORD dwCounterID;
BOOLEAN bResult;
} TS_COUNTER_HEADER, *PTS_COUNTER_HEADER;
typedef struct _TS_COUNTER
{
TS_COUNTER_HEADER CounterHead;
DWORD dwValue;
LARGE_INTEGER StartTime;
} TS_COUNTER, *PTS_COUNTER;
// Flags for WinStationShutdownSystem
#define WSD_LOGOFF 0x1
#define WSD_SHUTDOWN 0x2
#define WSD_REBOOT 0x4
#define WSD_POWEROFF 0x8
// Flags for WinStationWaitSystemEvent
#define WEVENT_NONE 0x0
#define WEVENT_CREATE 0x1
#define WEVENT_DELETE 0x2
#define WEVENT_RENAME 0x4
#define WEVENT_CONNECT 0x8
#define WEVENT_DISCONNECT 0x10
#define WEVENT_LOGON 0x20
#define WEVENT_LOGOFF 0x40
#define WEVENT_STATECHANGE 0x80
#define WEVENT_LICENSE 0x100
#define WEVENT_ALL 0x7fffffff
#define WEVENT_FLUSH 0x80000000
// Hotkey modifiers for WinStationShadow
#define KBDSHIFT 0x1
#define KBDCTRL 0x2
#define KBDALT 0x4
// begin_rev
// Flags for WinStationRegisterConsoleNotification
#define WNOTIFY_ALL_SESSIONS 0x1
// end_rev
// In the functions below, memory returned can be freed using LocalFree. NULL can be specified for
// server handles to indicate the local server. -1 can be specified for session IDs to indicate the
// current session ID.
#define LOGONID_CURRENT (-1)
#define SERVERNAME_CURRENT ((PWSTR)NULL)
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationFreeMemory(
_In_ PVOID Buffer
);
// rev
NTSYSAPI
HANDLE
NTAPI
WinStationOpenServerW(
_In_opt_ PCWSTR ServerName
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationCloseServer(
_In_ HANDLE ServerHandle
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationServerPing(
_In_opt_ HANDLE ServerHandle
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationGetTermSrvCountersValue(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG Count,
_Inout_ PTS_COUNTER Counters // set counter IDs before calling
);
NTSYSAPI
BOOLEAN
NTAPI
WinStationShutdownSystem(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG ShutdownFlags // WSD_*
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationWaitSystemEvent(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG EventMask, // WEVENT_*
_Out_ PULONG EventFlags
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationRegisterConsoleNotification(
_In_opt_ HANDLE ServerHandle,
_In_ HWND WindowHandle,
_In_ ULONG Flags
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationUnRegisterConsoleNotification(
_In_opt_ HANDLE ServerHandle,
_In_ HWND WindowHandle
);
// Sessions
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationEnumerateW(
_In_opt_ HANDLE ServerHandle,
_Out_ PSESSIONIDW *SessionIds,
_Out_ PULONG Count
);
NTSYSAPI
BOOLEAN
NTAPI
WinStationQueryInformationW(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG SessionId,
_In_ WINSTATIONINFOCLASS WinStationInformationClass,
_Out_writes_bytes_(WinStationInformationLength) PVOID pWinStationInformation,
_In_ ULONG WinStationInformationLength,
_Out_ PULONG pReturnLength
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationSetInformationW(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG SessionId,
_In_ WINSTATIONINFOCLASS WinStationInformationClass,
_In_reads_bytes_(WinStationInformationLength) PVOID pWinStationInformation,
_In_ ULONG WinStationInformationLength
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationQueryCurrentSessionInformation(
_In_ WINSTATIONINFOCLASS WinStationInformationClass,
_In_reads_bytes_(WinStationInformationLength) PVOID pWinStationInformation,
_In_ ULONG WinStationInformationLength
);
NTSYSAPI
BOOLEAN
NTAPI
WinStationNameFromLogonIdW(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG SessionId,
_Out_writes_(WINSTATIONNAME_LENGTH + 1) PWSTR pWinStationName
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
LogonIdFromWinStationNameW(
_In_opt_ HANDLE ServerHandle,
_In_ PCWSTR pWinStationName,
_Out_ PULONG SessionId
);
// rev
NTSYSAPI
BOOLEAN
NTAPI
WinStationSendMessageW(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG SessionId,
_In_ PCWSTR Title,
_In_ ULONG TitleLength,
_In_ PCWSTR Message,
_In_ ULONG MessageLength,
_In_ ULONG Style,
_In_ ULONG Timeout,
_Out_ PULONG Response,
_In_ BOOLEAN DoNotWait
);
NTSYSAPI
BOOLEAN
NTAPI
WinStationConnectW(
_In_opt_ HANDLE ServerHandle,
_In_ ULONG SessionId,
_In_ ULONG TargetSessionId,
_In_opt_ PCWSTR pPassword,
_In_ BOOLEAN bWait
);