Leaked source code of windows server 2003
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/*++
Copyright (c) 1997-2000 Microsoft Corporation
Module Name:
GAMEENUM.H
Abstract:
This module contains the common private declarations for the game port
enumerator.
@@BEGIN_DDKSPLIT
Author:
Kenneth Ray
@@END_DDKSPLIT
Environment:
kernel mode only
Notes:
Revision History:
--*/
#ifndef GAMEENUM_H
#define GAMEENUM_H
#define GAMEENUM_COMPATIBLE_IDS L"GamePort\\GameDevice\0\0"
#define GAMEENUM_COMPATIBLE_IDS_LENGTH 21 // NB wide characters.
#define GAMEENUM_UNIQUEID_START (-1)
#define GAMEENUM_POOL_TAG (ULONG) 'emaG'
#undef ExAllocatePool
#define ExAllocatePool(type, size) \
ExAllocatePoolWithTag (type, size, GAMEENUM_POOL_TAG)
#pragma warning(error:4100) // Unreferenced formal parameter
#pragma warning(error:4705) // Statement has no effect
//
// Debugging Output Levels
//
#define GAME_DBG_ALWAYS 0x00000000
#define GAME_DBG_STARTUP_SHUTDOWN_MASK 0x0000000F
#define GAME_DBG_SS_NOISE 0x00000001
#define GAME_DBG_SS_TRACE 0x00000002
#define GAME_DBG_SS_INFO 0x00000004
#define GAME_DBG_SS_ERROR 0x00000008
#define GAME_DBG_PNP_MASK 0x000000F0
#define GAME_DBG_PNP_NOISE 0x00000010
#define GAME_DBG_PNP_TRACE 0x00000020
#define GAME_DBG_PNP_INFO 0x00000040
#define GAME_DBG_PNP_ERROR 0x00000080
#define GAME_DBG_IOCTL_MASK 0x00000F00
#define GAME_DBG_IOCTL_NOISE 0x00000100
#define GAME_DBG_IOCTL_TRACE 0x00000200
#define GAME_DBG_IOCTL_INFO 0x00000400
#define GAME_DBG_IOCTL_ERROR 0x00000800
#define GAME_DBG_ACQUIRE_ERROR 0x00001000
#define GAME_DBG_ACQUIRE_NOISE 0x00002000
#define GAME_DBG_RELEASE_ERROR 0x00004000
#define GAME_DBG_RELEASE_NOISE 0x00008000
#if DBG
extern ULONG GameEnumDebugLevel;
#define GAME_DEFAULT_DEBUG_OUTPUT_LEVEL 0x00005888
#define Game_KdPrint(_d_,_l_, _x_) \
if (!(_l_) || (_d_)->DebugLevel & (_l_)) { \
DbgPrint ("GameEnum.SYS: "); \
DbgPrint _x_; \
}
#define Game_KdPrint_Cont(_d_,_l_, _x_) \
if (!(_l_) || (_d_)->DebugLevel & (_l_)) { \
DbgPrint _x_; \
}
#define Game_KdPrint_Def(_l_, _x_) \
if (!(_l_) || GameEnumDebugLevel & (_l_)) { \
DbgPrint ("GameEnum.SYS: "); \
DbgPrint _x_; \
}
#define TRAP() DbgBreakPoint()
#define DbgRaiseIrql(_x_,_y_) KeRaiseIrql(_x_,_y_)
#define DbgLowerIrql(_x_) KeLowerIrql(_x_)
#else
#define GAME_DEFAULT_DEBUG_OUTPUT_LEVEL 0x0
#define Game_KdPrint(_d_, _l_, _x_)
#define Game_KdPrint_Cont(_d_, _l_, _x_)
#define Game_KdPrint_Def(_l_, _x_)
#define TRAP()
#define DbgRaiseIrql(_x_,_y_)
#define DbgLowerIrql(_x_)
#endif
//
// A common header for the device extensions of the PDOs and FDO
//
typedef struct _COMMON_DEVICE_DATA
{
PDEVICE_OBJECT Self;
// A backpointer to the device object for which this is the extension
CHAR Reserved[2];
BOOLEAN SurpriseRemoved;
BOOLEAN IsFDO;
// A boolean to distringuish between PDO and FDO.
ULONG DebugLevel;
GAMEENUM_OEM_DATA OemData;
USHORT UnitID;
USHORT _Unused;
// user supplied data
SYSTEM_POWER_STATE SystemState;
DEVICE_POWER_STATE DeviceState;
} COMMON_DEVICE_DATA, *PCOMMON_DEVICE_DATA;
//
// The device extension for the PDOs.
// That is the game ports of which this bus driver enumerates.
//
typedef struct _PDO_DEVICE_DATA
{
COMMON_DEVICE_DATA;
PDEVICE_OBJECT ParrentFdo;
// A back pointer to the bus
PWCHAR HardwareIDs;
// An array of (zero terminated wide character strings).
// The array itself also null terminated
ULONG UniqueID;
// Globally unique id in the system
BOOLEAN AnalogCompatible;
// TRUE if the device can be supported by the analog joystick driver
BOOLEAN Started;
BOOLEAN Attached;
BOOLEAN Removed;
// When a device (PDO) is found on a bus and presented as a device relation
// to the PlugPlay system, Attached is set to TRUE, and Removed to FALSE.
// When the bus driver determines that this PDO is no longer valid, because
// the device has gone away, it informs the PlugPlay system of the new
// device relastions, but it does not delete the device object at that time.
// The PDO is deleted only when the PlugPlay system has sent a remove IRP,
// and there is no longer a device on the bus.
//
// If the PlugPlay system sends a remove IRP then the Removed field is set
// to true, and all client (non PlugPlay system) accesses are failed.
// If the device is removed from the bus Attached is set to FALSE.
//
// Durring a query relations Irp Minor call, only the PDOs that are
// attached to the bus (and all that are attached to the bus) are returned
// (even if they have been removed).
//
// Durring a remove device Irp Minor call, if and only if, attached is set
// to FALSE, the PDO is deleted.
//
// For legacy joysticks only
USHORT NumberAxis;
USHORT NumberButtons;
GAMEENUM_PORTION Portion;
LIST_ENTRY Link;
// the link point to hold all the PDOs for a single bus together
} PDO_DEVICE_DATA, *PPDO_DEVICE_DATA;
//
// The device extension of the bus itself. From whence the PDO's are born.
//
typedef struct _FDO_DEVICE_DATA
{
COMMON_DEVICE_DATA;
BOOLEAN MappedPorts;
// Were the ports mapped with MmMapIoSpace?
BOOLEAN PowerQueryLock;
// Are we currently in a query power state?
BOOLEAN Started;
// Are we on, have resources, etc?
BOOLEAN Removed;
// Has this device been removed? Should we fail any requests?
PDEVICE_OBJECT UnderlyingPDO;
PDEVICE_OBJECT TopOfStack;
// the underlying bus PDO and the actual device object to which our
// FDO is attached
LIST_ENTRY PDOs;
ULONG NumPDOs;
// The PDOs currently enumerated.
FAST_MUTEX Mutex;
// A syncronization for access to the device extension.
ULONG OutstandingIO;
// the number of IRPs sent from the bus to the underlying device object
// can't use NT RtlRemoveLocks b/c win 9x does not have them
KEVENT RemoveEvent;
// On remove device plugplay request we must wait until all outstanding
// requests have been completed before we can actually delete the device
// object.
UNICODE_STRING DevClassAssocName;
// The name returned from IoRegisterDeviceClass Association,
// which is used as a handle for IoSetDev... and friends.
PHYSICAL_ADDRESS PhysicalAddress;
PGAMEENUM_READPORT ReadPort;
PGAMEENUM_WRITEPORT WritePort;
PVOID GamePortAddress;
ULONG GamePortAddressLength;
//
// If there is a bus lower filter these will be used after sanity checks
//
PVOID LowerPortContext;
PGAMEENUM_ACQUIRE_PORT LowerAcquirePort;
PGAMEENUM_RELEASE_PORT LowerReleasePort;
LONG UniqueIDCount;
KEVENT PoweredDownEvent;
LONG PoweredDownDevices;
LONG Acquired;
} FDO_DEVICE_DATA, *PFDO_DEVICE_DATA;
#define FDO_FROM_PDO(pdoData) ((PFDO_DEVICE_DATA) (pdoData)->ParrentFdo->DeviceExtension)
//
// Prototypes
//
NTSTATUS
Game_CreateClose (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
Game_IoCtl (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
Game_InternIoCtl (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
Game_SystemControl (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
VOID
Game_DriverUnload (
IN PDRIVER_OBJECT DriverObject
);
NTSTATUS
Game_CompletionRoutine (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Pirp,
IN PVOID Context
);
NTSTATUS
Game_SendIrpSynchronously (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN BOOLEAN NotImplementedIsValid,
IN BOOLEAN CopyToNext
);
NTSTATUS
Game_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
Game_Power (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
Game_AddDevice(
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT BusDeviceObject
);
VOID
Game_InitializePdo (
PDEVICE_OBJECT Pdo,
PFDO_DEVICE_DATA FdoData
);
NTSTATUS
Game_CheckHardwareIDs (
PWCHAR pwszTestId,
PULONG puLenLimit,
PFDO_DEVICE_DATA FdoData
);
NTSTATUS
Game_Expose (
PGAMEENUM_EXPOSE_HARDWARE Expose,
ULONG ExposeLength,
PFDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_ExposeSibling (
PGAMEENUM_EXPOSE_SIBLING ExposeSibling,
PPDO_DEVICE_DATA SiblingPdo
);
NTSTATUS
Game_Remove (
PGAMEENUM_REMOVE_HARDWARE Remove,
PFDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_RemoveSelf (
PPDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_RemoveEx (
PDEVICE_OBJECT RemoveDO,
PFDO_DEVICE_DATA DeviceData
);
void
Game_RemoveFdo (
PFDO_DEVICE_DATA FdoData
);
NTSTATUS
Game_RemovePdo (
PDEVICE_OBJECT Device,
PPDO_DEVICE_DATA PdoData
);
NTSTATUS
Game_ListPorts (
PGAMEENUM_PORT_DESC Desc,
PFDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_PortParameters (
PGAMEENUM_PORT_PARAMETERS Parameters,
PPDO_DEVICE_DATA PdoDeviceData
);
NTSTATUS
Game_FDO_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PIO_STACK_LOCATION IrpStack,
IN PFDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_PDO_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PIO_STACK_LOCATION IrpStack,
IN PPDO_DEVICE_DATA DeviceData
);
NTSTATUS
Game_StartFdo (
IN PFDO_DEVICE_DATA FdoData,
IN PCM_PARTIAL_RESOURCE_LIST partialResourceList,
IN PCM_PARTIAL_RESOURCE_LIST partialResourceListTranslated
);
NTSTATUS
Game_IncIoCount (
PFDO_DEVICE_DATA Data
);
VOID
Game_DecIoCount (
PFDO_DEVICE_DATA Data
);
NTSTATUS
Game_FDO_Power (
PFDO_DEVICE_DATA FdoData,
PIRP Irp
);
NTSTATUS
Game_PDO_Power (
PPDO_DEVICE_DATA PdoData,
PIRP Irp
);
NTSTATUS
Game_AcquirePort (
PFDO_DEVICE_DATA FdoData
);
VOID
Game_ReleasePort (
PFDO_DEVICE_DATA FdoData
);
#endif