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reactos/ntoskrnl/include/internal/io.h

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/*
* PROJECT: ReactOS Kernel
* LICENSE: GPL - See COPYING in the top level directory
* FILE: ntoskrnl/include/internal/io.h
* PURPOSE: Internal header for the I/O Manager
* PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
*/
#include "ntdddisk.h"
//
// Define this if you want debugging support
//
#define _IO_DEBUG_ 0x00
//
// These define the Debug Masks Supported
//
#define IO_IRP_DEBUG 0x01
#define IO_FILE_DEBUG 0x02
#define IO_API_DEBUG 0x04
#define IO_CTL_DEBUG 0x08
//
// Debug/Tracing support
//
#if _IO_DEBUG_
#ifdef NEW_DEBUG_SYSTEM_IMPLEMENTED // enable when Debug Filters are implemented
#define IOTRACE(x, ...) \
{ \
DbgPrintEx("%s [%.16s] - ", \
__FUNCTION__, \
PsGetCurrentProcess()->ImageFileName); \
DbgPrintEx(__VA_ARGS__); \
}
#else
#define IOTRACE(x, ...) \
if (x & IopTraceLevel) \
{ \
DbgPrint("%s [%.16s] - ", \
__FUNCTION__, \
PsGetCurrentProcess()->ImageFileName); \
DbgPrint(__VA_ARGS__); \
}
#endif
#else
#define IOTRACE(x, fmt, ...) DPRINT(fmt, ##__VA_ARGS__)
#endif
//
// Registry path to the enumeration root key
//
#define ENUM_ROOT L"\\Registry\\Machine\\System\\CurrentControlSet\\Enum"
//
// Returns the type of METHOD_ used in this IOCTL
//
#define IO_METHOD_FROM_CTL_CODE(c) (c & 0x00000003)
//
// Bugcheck codes for RAM disk booting
//
//
// No LoaderXIPRom descriptor was found in the loader memory list
//
#define RD_NO_XIPROM_DESCRIPTOR 1
//
// Unable to open the RAM disk driver (ramdisk.sys or \Device\Ramdisk)
//
#define RD_NO_RAMDISK_DRIVER 2
//
// FSCTL_CREATE_RAM_DISK failed
//
#define RD_FSCTL_FAILED 3
//
// Unable to create GUID string from binary GUID
//
#define RD_GUID_CONVERT_FAILED 4
//
// Unable to create symbolic link pointing to the RAM disk device
//
#define RD_SYMLINK_CREATE_FAILED 5
//
// Unable to create system root path when creating the RAM disk
//
#define RD_SYSROOT_INIT_FAILED 6
//
// Max traversal of reparse points for a single open in IoParseDevice
//
#define IOP_MAX_REPARSE_TRAVERSAL 0x20
//
// Private flags for IoCreateFile / IoParseDevice
//
#define IOP_USE_TOP_LEVEL_DEVICE_HINT 0x01
#define IOP_CREATE_FILE_OBJECT_EXTENSION 0x02
typedef struct _FILE_OBJECT_EXTENSION
{
PDEVICE_OBJECT TopDeviceObjectHint;
PVOID FilterContext;
} FILE_OBJECT_EXTENSION, *PFILE_OBJECT_EXTENSION;
//
// We can call the Ob Inlined API, it's the same thing
//
#define IopAllocateMdlFromLookaside \
ObpAllocateObjectCreateInfoBuffer
#define IopFreeMdlFromLookaside \
ObpFreeCapturedAttributes
//
// Determines if the IRP is Synchronous
//
#define IsIrpSynchronous(Irp, FileObject) \
((Irp->Flags & IRP_SYNCHRONOUS_API) || \
(!(FileObject) ? \
FALSE : \
FileObject->Flags & FO_SYNCHRONOUS_IO)) \
//
// Returns the internal Device Object Extension
//
#define IoGetDevObjExtension(DeviceObject) \
((PEXTENDED_DEVOBJ_EXTENSION) \
(DeviceObject->DeviceObjectExtension)) \
//
// Returns the internal Driver Object Extension
//
#define IoGetDrvObjExtension(DriverObject) \
((PEXTENDED_DRIVER_EXTENSION) \
(DriverObject->DriverExtension)) \
/*
* VOID
* IopDeviceNodeSetFlag(
* PDEVICE_NODE DeviceNode,
* ULONG Flag);
*/
#define IopDeviceNodeSetFlag(DeviceNode, Flag) \
((DeviceNode)->Flags |= (Flag))
/*
* VOID
* IopDeviceNodeClearFlag(
* PDEVICE_NODE DeviceNode,
* ULONG Flag);
*/
#define IopDeviceNodeClearFlag(DeviceNode, Flag) \
((DeviceNode)->Flags &= ~(Flag))
/*
* BOOLEAN
* IopDeviceNodeHasFlag(
* PDEVICE_NODE DeviceNode,
* ULONG Flag);
*/
#define IopDeviceNodeHasFlag(DeviceNode, Flag) \
(((DeviceNode)->Flags & (Flag)) > 0)
/*
* VOID
* IopDeviceNodeSetUserFlag(
* PDEVICE_NODE DeviceNode,
* ULONG UserFlag);
*/
#define IopDeviceNodeSetUserFlag(DeviceNode, UserFlag) \
((DeviceNode)->UserFlags |= (UserFlag))
/*
* VOID
* IopDeviceNodeClearUserFlag(
* PDEVICE_NODE DeviceNode,
* ULONG UserFlag);
*/
#define IopDeviceNodeClearUserFlag(DeviceNode, UserFlag)\
((DeviceNode)->UserFlags &= ~(UserFlag))
/*
* BOOLEAN
* IopDeviceNodeHasUserFlag(
* PDEVICE_NODE DeviceNode,
* ULONG UserFlag);
*/
#define IopDeviceNodeHasUserFlag(DeviceNode, UserFlag) \
(((DeviceNode)->UserFlags & (UserFlag)) > 0)
/*
* VOID
* IopDeviceNodeSetProblem(
* PDEVICE_NODE DeviceNode,
* ULONG Problem);
*/
#define IopDeviceNodeSetProblem(DeviceNode, Problem) \
((DeviceNode)->Problem |= (Problem))
/*
* VOID
* IopDeviceNodeClearProblem(
* PDEVICE_NODE DeviceNode,
* ULONG Problem);
*/
#define IopDeviceNodeClearProblem(DeviceNode, Problem) \
((DeviceNode)->Problem &= ~(Problem))
/*
* BOOLEAN
* IopDeviceNodeHasProblem(
* PDEVICE_NODE DeviceNode,
* ULONG Problem);
*/
#define IopDeviceNodeHasProblem(DeviceNode, Problem) \
(((DeviceNode)->Problem & (Problem)) > 0)
/*
* VOID
* IopInitDeviceTreeTraverseContext(
* PDEVICETREE_TRAVERSE_CONTEXT DeviceTreeTraverseContext,
* PDEVICE_NODE DeviceNode,
* DEVICETREE_TRAVERSE_ROUTINE Action,
* PVOID Context);
*/
#define IopInitDeviceTreeTraverseContext( \
_DeviceTreeTraverseContext, _DeviceNode, _Action, \
_Context) { \
(_DeviceTreeTraverseContext)->FirstDeviceNode = \
(_DeviceNode); \
(_DeviceTreeTraverseContext)->Action = (_Action); \
(_DeviceTreeTraverseContext)->Context = (_Context); }
/*
* BOOLEAN
* IopIsValidPhysicalDeviceObject(
* IN PDEVICE_OBJECT PhysicalDeviceObject);
*/
#define IopIsValidPhysicalDeviceObject(PhysicalDeviceObject) \
(((PEXTENDED_DEVOBJ_EXTENSION)PhysicalDeviceObject) && \
(((PEXTENDED_DEVOBJ_EXTENSION)PhysicalDeviceObject->DeviceObjectExtension)->DeviceNode) && \
(((PEXTENDED_DEVOBJ_EXTENSION)PhysicalDeviceObject->DeviceObjectExtension)->DeviceNode->Flags & DNF_ENUMERATED))
//
// Device List Operations
//
typedef enum _IOP_DEVICE_LIST_OPERATION
{
IopRemove,
IopAdd
} IOP_DEVICE_LIST_OPERATION, *PIOP_DEVICE_LIST_OPERATION;
//
// Transfer statistics
//
typedef enum _IOP_TRANSFER_TYPE
{
IopReadTransfer,
IopWriteTransfer,
IopOtherTransfer
} IOP_TRANSFER_TYPE, *PIOP_TRANSFER_TYPE;
//
// Packet Types when piggybacking on the IRP Overlay
//
typedef enum _COMPLETION_PACKET_TYPE
{
IopCompletionPacketIrp,
IopCompletionPacketMini,
IopCompletionPacketQuota
} COMPLETION_PACKET_TYPE, *PCOMPLETION_PACKET_TYPE;
//
// Special version of the IRP Overlay used to optimize I/O completion
// by not using up a separate structure.
//
typedef struct _IOP_MINI_COMPLETION_PACKET
{
struct
{
LIST_ENTRY ListEntry;
union
{
struct _IO_STACK_LOCATION *CurrentStackLocation;
ULONG PacketType;
};
};
PVOID KeyContext;
PVOID ApcContext;
NTSTATUS IoStatus;
ULONG_PTR IoStatusInformation;
} IOP_MINI_COMPLETION_PACKET, *PIOP_MINI_COMPLETION_PACKET;
//
// I/O Completion Context for IoSetIoCompletionRoutineEx
//
typedef struct _IO_UNLOAD_SAFE_COMPLETION_CONTEXT
{
PDEVICE_OBJECT DeviceObject;
PVOID Context;
PIO_COMPLETION_ROUTINE CompletionRoutine;
} IO_UNLOAD_SAFE_COMPLETION_CONTEXT, *PIO_UNLOAD_SAFE_COMPLETION_CONTEXT;
//
// I/O Wrapper around the Executive Work Item
//
typedef struct _IO_WORKITEM
{
WORK_QUEUE_ITEM Item;
PDEVICE_OBJECT DeviceObject;
PIO_WORKITEM_ROUTINE WorkerRoutine;
PVOID Context;
} IO_WORKITEM;
//
// I/O Wrapper around the Kernel Interrupt
//
typedef struct _IO_INTERRUPT
{
KINTERRUPT FirstInterrupt;
PKINTERRUPT Interrupt[MAXIMUM_PROCESSORS];
KSPIN_LOCK SpinLock;
} IO_INTERRUPT, *PIO_INTERRUPT;
//
// I/O Error Log Packet Header
//
typedef struct _ERROR_LOG_ENTRY
{
CSHORT Type;
CSHORT Size;
LIST_ENTRY ListEntry;
PDEVICE_OBJECT DeviceObject;
PDRIVER_OBJECT DriverObject;
LARGE_INTEGER TimeStamp;
} ERROR_LOG_ENTRY, *PERROR_LOG_ENTRY;
//
// To simplify matters, the kernel is made to support both the checked and free
// version of the I/O Remove Lock in the same binary. This structure includes
// both, since the DDK has the structure with a compile-time #ifdef.
//
typedef struct _EXTENDED_IO_REMOVE_LOCK
{
IO_REMOVE_LOCK_COMMON_BLOCK Common;
IO_REMOVE_LOCK_DBG_BLOCK Dbg;
} EXTENDED_IO_REMOVE_LOCK, *PEXTENDED_IO_REMOVE_LOCK;
//
// Dummy File Object used inside the Open Packet so that OB knows how to
// deal with the Object Pointer even though it's not a real file.
//
typedef struct _DUMMY_FILE_OBJECT
{
OBJECT_HEADER ObjectHeader;
CHAR FileObjectBody[sizeof(FILE_OBJECT)];
} DUMMY_FILE_OBJECT, *PDUMMY_FILE_OBJECT;
//
// Open packet used as a context for Device/File parsing so that the parse
// routine can know what operation is being requested.
//
typedef struct _OPEN_PACKET
{
CSHORT Type;
CSHORT Size;
PFILE_OBJECT FileObject;
NTSTATUS FinalStatus;
ULONG_PTR Information;
ULONG ParseCheck;
PFILE_OBJECT RelatedFileObject;
OBJECT_ATTRIBUTES OriginalAttributes;
LARGE_INTEGER AllocationSize;
ULONG CreateOptions;
USHORT FileAttributes;
USHORT ShareAccess;
PVOID EaBuffer;
ULONG EaLength;
ULONG Options;
ULONG Disposition;
PFILE_BASIC_INFORMATION BasicInformation;
PFILE_NETWORK_OPEN_INFORMATION NetworkInformation;
CREATE_FILE_TYPE CreateFileType;
PVOID ExtraCreateParameters;
BOOLEAN Override;
BOOLEAN QueryOnly;
BOOLEAN DeleteOnly;
BOOLEAN FullAttributes;
PDUMMY_FILE_OBJECT LocalFileObject;
BOOLEAN TraversedMountPoint;
ULONG InternalFlags;
PDEVICE_OBJECT TopDeviceObjectHint;
} OPEN_PACKET, *POPEN_PACKET;
//
// Boot Driver List Entry
//
typedef struct _DRIVER_INFORMATION
{
LIST_ENTRY Link;
PDRIVER_OBJECT DriverObject;
PBOOT_DRIVER_LIST_ENTRY DataTableEntry;
HANDLE ServiceHandle;
USHORT TagPosition;
ULONG Failed;
ULONG Processed;
NTSTATUS Status;
} DRIVER_INFORMATION, *PDRIVER_INFORMATION;
//
// List of Bus Type GUIDs
//
typedef struct _IO_BUS_TYPE_GUID_LIST
{
ULONG GuidCount;
FAST_MUTEX Lock;
GUID Guids[1];
} IO_BUS_TYPE_GUID_LIST, *PIO_BUS_TYPE_GUID_LIST;
extern PIO_BUS_TYPE_GUID_LIST IopBusTypeGuidList;
//
// Shutdown entry for registed devices
//
typedef struct _SHUTDOWN_ENTRY
{
LIST_ENTRY ShutdownList;
PDEVICE_OBJECT DeviceObject;
} SHUTDOWN_ENTRY, *PSHUTDOWN_ENTRY;
//
// F/S Notification entry for registered File Systems
//
typedef struct _FS_CHANGE_NOTIFY_ENTRY
{
LIST_ENTRY FsChangeNotifyList;
PDRIVER_OBJECT DriverObject;
PDRIVER_FS_NOTIFICATION FSDNotificationProc;
} FS_CHANGE_NOTIFY_ENTRY, *PFS_CHANGE_NOTIFY_ENTRY;
//
// Driver (Boot) Re-Initialization Entry
//
typedef struct _DRIVER_REINIT_ITEM
{
LIST_ENTRY ItemEntry;
PDRIVER_OBJECT DriverObject;
PDRIVER_REINITIALIZE ReinitRoutine;
PVOID Context;
} DRIVER_REINIT_ITEM, *PDRIVER_REINIT_ITEM;
//
// Called on every visit of a node during a preorder-traversal of the device
// node tree.
// If the routine returns STATUS_UNSUCCESSFUL the traversal will stop and
// STATUS_SUCCESS is returned to the caller who initiated the tree traversal.
// Any other returned status code will be returned to the caller. If a status
// code that indicates an error (other than STATUS_UNSUCCESSFUL) is returned,
// the traversal is stopped immediately and the status code is returned to
// the caller.
//
typedef
NTSTATUS
(*DEVICETREE_TRAVERSE_ROUTINE)(
IN PDEVICE_NODE DeviceNode,
IN PVOID Context
);
//
// Context information for traversing the device tree
//
typedef struct _DEVICETREE_TRAVERSE_CONTEXT
{
//
// Current device node during a traversal
//
PDEVICE_NODE DeviceNode;
//
// Initial device node where we start the traversal
//
PDEVICE_NODE FirstDeviceNode;
//
// Action routine to be called for every device node
//
DEVICETREE_TRAVERSE_ROUTINE Action;
//
// Context passed to the action routine
//
PVOID Context;
} DEVICETREE_TRAVERSE_CONTEXT, *PDEVICETREE_TRAVERSE_CONTEXT;
//
// Reserve IRP allocator
// Used for read paging IOs in low-memory situations
//
typedef struct _RESERVE_IRP_ALLOCATOR
{
PIRP ReserveIrp;
volatile LONG ReserveIrpInUse;
KEVENT WaitEvent;
CCHAR StackSize;
} RESERVE_IRP_ALLOCATOR, *PRESERVE_IRP_ALLOCATOR;
//
// Type selection for IopCreateSecurityDescriptorPerType()
//
typedef enum _SECURITY_DESCRIPTOR_TYPE
{
RestrictedPublic = 1,
UnrestrictedPublic,
RestrictedPublicOpen,
UnrestrictedPublicOpen,
SystemDefault,
} SECURITY_DESCRIPTOR_TYPE, *PSECURITY_DESCRIPTOR_TYPE;
//
// Action types and data for PiQueueDeviceAction()
//
typedef enum _DEVICE_ACTION
{
PiActionEnumDeviceTree,
PiActionEnumRootDevices,
PiActionResetDevice,
PiActionAddBootDevices,
PiActionStartDevice,
PiActionQueryState,
} DEVICE_ACTION;
//
// Resource code
//
ULONG
NTAPI
PnpDetermineResourceListSize(IN PCM_RESOURCE_LIST ResourceList);
NTSTATUS
NTAPI
IopAssignDeviceResources(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
NTAPI
IopFixupResourceListWithRequirements(
IN PIO_RESOURCE_REQUIREMENTS_LIST RequirementsList,
OUT PCM_RESOURCE_LIST *ResourceList
);
NTSTATUS
NTAPI
IopDetectResourceConflict(
IN PCM_RESOURCE_LIST ResourceList,
IN BOOLEAN Silent,
OUT OPTIONAL PCM_PARTIAL_RESOURCE_DESCRIPTOR ConflictingDescriptor
);
//
// PNP Routines
//
NTSTATUS
NTAPI
PipCallDriverAddDevice(
IN PDEVICE_NODE DeviceNode,
IN BOOLEAN LoadDriver,
IN PDRIVER_OBJECT DriverObject
);
CODE_SEG("INIT")
NTSTATUS
NTAPI
IopInitializePlugPlayServices(
VOID
);
BOOLEAN
NTAPI
PpInitSystem(
VOID
);
VOID
PnpInit2(
VOID
);
VOID
IopInitDriverImplementation(
VOID
);
NTSTATUS
IopGetSystemPowerDeviceObject(
IN PDEVICE_OBJECT *DeviceObject
);
PDEVICE_NODE
PipAllocateDeviceNode(
IN PDEVICE_OBJECT PhysicalDeviceObject
);
VOID
PiInsertDevNode(
_In_ PDEVICE_NODE DeviceNode,
_In_ PDEVICE_NODE ParentNode);
PNP_DEVNODE_STATE
PiSetDevNodeState(
_In_ PDEVICE_NODE DeviceNode,
_In_ PNP_DEVNODE_STATE NewState);
VOID
PiSetDevNodeProblem(
_In_ PDEVICE_NODE DeviceNode,
_In_ UINT32 Problem);
VOID
PiClearDevNodeProblem(
_In_ PDEVICE_NODE DeviceNode);
NTSTATUS
IopFreeDeviceNode(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
NTAPI
IopQueryDeviceCapabilities(PDEVICE_NODE DeviceNode,
PDEVICE_CAPABILITIES DeviceCaps);
NTSTATUS
IopSynchronousCall(
IN PDEVICE_OBJECT DeviceObject,
IN PIO_STACK_LOCATION IoStackLocation,
OUT PVOID *Information
);
NTSTATUS
NTAPI
IopInitiatePnpIrp(
IN PDEVICE_OBJECT DeviceObject,
IN PIO_STATUS_BLOCK IoStatusBlock,
IN UCHAR MinorFunction,
IN PIO_STACK_LOCATION Stack
);
PDEVICE_NODE
FASTCALL
IopGetDeviceNode(
IN PDEVICE_OBJECT DeviceObject
);
NTSTATUS
IoCreateDriverList(
VOID
);
NTSTATUS
IoDestroyDriverList(
VOID
);
CODE_SEG("INIT")
NTSTATUS
IopInitPlugPlayEvents(VOID);
NTSTATUS
IopQueueDeviceChangeEvent(
_In_ const GUID *EventGuid,
_In_ const GUID *InterfaceClassGuid,
_In_ PUNICODE_STRING SymbolicLinkName);
NTSTATUS
IopQueueTargetDeviceEvent(
_In_ const GUID *Guid,
_In_ PUNICODE_STRING DeviceIds);
NTSTATUS
IopQueueDeviceInstallEvent(
_In_ const GUID *Guid,
_In_ PUNICODE_STRING DeviceId);
NTSTATUS
NTAPI
IopOpenRegistryKeyEx(
PHANDLE KeyHandle,
HANDLE ParentKey,
PUNICODE_STRING Name,
ACCESS_MASK DesiredAccess);
NTSTATUS
NTAPI
IopGetRegistryValue(
IN HANDLE Handle,
IN PWSTR ValueName,
OUT PKEY_VALUE_FULL_INFORMATION *Information
);
NTSTATUS
NTAPI
IopCreateRegistryKeyEx(
OUT PHANDLE Handle,
IN HANDLE BaseHandle OPTIONAL,
IN PUNICODE_STRING KeyName,
IN ACCESS_MASK DesiredAccess,
IN ULONG CreateOptions,
OUT PULONG Disposition OPTIONAL
);
NTSTATUS
IopTraverseDeviceTree(
PDEVICETREE_TRAVERSE_CONTEXT Context);
NTSTATUS
NTAPI
IopCreateDeviceKeyPath(
IN PCUNICODE_STRING RegistryPath,
IN ULONG CreateOptions,
OUT PHANDLE Handle);
//
// PnP Routines
//
CODE_SEG("INIT")
NTSTATUS
NTAPI
IopUpdateRootKey(
VOID
);
CODE_SEG("INIT")
NTSTATUS
NTAPI
PiInitCacheGroupInformation(
VOID
);
USHORT
NTAPI
PpInitGetGroupOrderIndex(
IN HANDLE ServiceHandle
);
USHORT
NTAPI
PipGetDriverTagPriority(
IN HANDLE ServiceHandle
);
NTSTATUS
NTAPI
PnpRegMultiSzToUnicodeStrings(
IN PKEY_VALUE_FULL_INFORMATION KeyValueInformation,
OUT PUNICODE_STRING *UnicodeStringList,
OUT PULONG UnicodeStringCount
);
BOOLEAN
NTAPI
PnpRegSzToString(
IN PWCHAR RegSzData,
IN ULONG RegSzLength,
OUT PUSHORT StringLength OPTIONAL
);
VOID
PiSetDevNodeText(
_In_ PDEVICE_NODE DeviceNode,
_In_ HANDLE InstanceKey);
//
// Initialization Routines
//
CODE_SEG("INIT")
NTSTATUS
NTAPI
IopCreateArcNames(
IN PLOADER_PARAMETER_BLOCK LoaderBlock
);
CODE_SEG("INIT")
NTSTATUS
NTAPI
IopReassignSystemRoot(
IN PLOADER_PARAMETER_BLOCK LoaderBlock,
OUT PANSI_STRING NtBootPath
);
CODE_SEG("INIT")
BOOLEAN
NTAPI
IoInitSystem(
IN PLOADER_PARAMETER_BLOCK LoaderBlock
);
BOOLEAN
IopVerifyDiskSignature(
_In_ PDRIVE_LAYOUT_INFORMATION_EX DriveLayout,
_In_ PARC_DISK_SIGNATURE ArcDiskSignature,
_Out_ PULONG Signature);
BOOLEAN
NTAPI
IoInitializeCrashDump(
IN HANDLE PageFileHandle
);
CODE_SEG("INIT")
VOID
PiInitializeNotifications(
VOID);
//
// Device/Volume Routines
//
VOID
NTAPI
IopReadyDeviceObjects(
IN PDRIVER_OBJECT Driver
);
PVPB
NTAPI
IopCheckVpbMounted(
IN POPEN_PACKET OpenPacket,
IN PDEVICE_OBJECT DeviceObject,
IN PUNICODE_STRING RemainingName,
OUT PNTSTATUS Status
);
NTSTATUS
NTAPI
IopMountVolume(
IN PDEVICE_OBJECT DeviceObject,
IN BOOLEAN AllowRawMount,
IN BOOLEAN DeviceIsLocked,
IN BOOLEAN Alertable,
OUT PVPB *Vpb
);
PVOID
IoOpenSymlink(
IN PVOID SymbolicLink
);
PVOID
IoOpenFileOnDevice(
IN PVOID SymbolicLink,
IN PWCHAR Name
);
NTSTATUS
NTAPI
IopCreateVpb(
IN PDEVICE_OBJECT DeviceObject
);
VOID
NTAPI
IopDereferenceVpbAndFree(
IN PVPB Vpb
);
VOID
NTAPI
IoInitFileSystemImplementation(
VOID
);
VOID
NTAPI
IoInitVpbImplementation(
VOID
);
NTSTATUS
NTAPI
IopReferenceDeviceObject(
IN PDEVICE_OBJECT DeviceObject
);
VOID
NTAPI
IopDereferenceDeviceObject(
IN PDEVICE_OBJECT DeviceObject,
IN BOOLEAN ForceUnload
);
NTSTATUS
NTAPI
IopGetRelatedTargetDevice(
IN PFILE_OBJECT FileObject,
OUT PDEVICE_NODE *DeviceNode);
NTSTATUS
NTAPI
IoGetRelatedTargetDevice(
IN PFILE_OBJECT FileObject,
OUT PDEVICE_OBJECT *DeviceObject
);
VOID
NTAPI
IopUnloadDevice(
IN PDEVICE_OBJECT DeviceObject
);
PDEVICE_OBJECT
NTAPI
IopGetDeviceAttachmentBase(
IN PDEVICE_OBJECT DeviceObject
);
//
// IRP Routines
//
NTSTATUS
NTAPI
IopCleanupFailedIrp(
IN PFILE_OBJECT FileObject,
IN PKEVENT EventObject,
IN PVOID Buffer OPTIONAL
);
VOID
NTAPI
IopAbortInterruptedIrp(
IN PKEVENT EventObject,
IN PIRP Irp
);
PIRP
NTAPI
IopAllocateIrpMustSucceed(
IN CCHAR StackSize
);
BOOLEAN
NTAPI
IopInitializeReserveIrp(
IN PRESERVE_IRP_ALLOCATOR ReserveIrpAllocator
);
PIRP
NTAPI
IopAllocateReserveIrp(
IN CCHAR StackSize
);
//
// Shutdown routines
//
VOID
IoInitShutdownNotification(
VOID
);
VOID
NTAPI
IoShutdownSystem(
IN ULONG Phase
);
VOID
NTAPI
IopShutdownBaseFileSystems(
IN PLIST_ENTRY ListHead
);
//
// Boot logging support
//
CODE_SEG("INIT")
VOID
IopInitBootLog(
IN BOOLEAN StartBootLog
);
CODE_SEG("INIT")
VOID
IopStartBootLog(
VOID
);
VOID
IopStopBootLog(
VOID
);
VOID
IopBootLog(
IN PUNICODE_STRING DriverName,
IN BOOLEAN Success
);
VOID
IopSaveBootLogToFile(
VOID
);
//
// I/O Cancellation Routines
//
VOID
NTAPI
IoCancelThreadIo(
IN PETHREAD Thread
);
VOID
IoInitCancelHandling(
VOID
);
//
// I/O Completion
//
VOID
NTAPI
IopCompleteRequest(
IN PKAPC Apc,
IN PKNORMAL_ROUTINE* NormalRoutine,
IN PVOID* NormalContext,
IN PVOID* SystemArgument1,
IN PVOID* SystemArgument2
);
//
// Error Logging Routines
//
VOID
NTAPI
IopInitErrorLog(
VOID
);
VOID
NTAPI
IopLogWorker(
IN PVOID Parameter
);
//
// Raw File System MiniDriver
//
BOOLEAN
RawFsIsRawFileSystemDeviceObject(
IN PDEVICE_OBJECT DeviceObject
);
CODE_SEG("INIT")
NTSTATUS
NTAPI
RawFsDriverEntry(
IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath
);
//
// PnP Root MiniDriver
//
NTSTATUS
NTAPI
PnpRootDriverEntry(
IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath
);
NTSTATUS
PnpRootCreateDeviceObject(
OUT PDEVICE_OBJECT *DeviceObject);
NTSTATUS
PnpRootCreateDevice(
IN PUNICODE_STRING ServiceName,
OUT PDEVICE_OBJECT *PhysicalDeviceObject,
OUT PUNICODE_STRING FullInstancePath
);
NTSTATUS
PnpRootRegisterDevice(
IN PDEVICE_OBJECT DeviceObject);
VOID
PnpRootInitializeDevExtension(VOID);
//
// Driver Routines
//
CODE_SEG("INIT")
VOID
FASTCALL
IopInitializeBootDrivers(
VOID
);
CODE_SEG("INIT")
VOID
FASTCALL
IopInitializeSystemDrivers(
VOID
);
VOID
NTAPI
IopDeleteDriver(
IN PVOID ObjectBody
);
NTSTATUS
IopLoadDriver(
_In_ HANDLE ServiceHandle,
_Out_ PDRIVER_OBJECT *DriverObject);
NTSTATUS
IopGetDriverNames(
_In_ HANDLE ServiceHandle,
_Out_ PUNICODE_STRING DriverName,
_Out_opt_ PUNICODE_STRING ServiceName);
NTSTATUS
IopInitializeDriverModule(
_In_ PLDR_DATA_TABLE_ENTRY ModuleObject,
_In_ HANDLE ServiceHandle,
_Out_ PDRIVER_OBJECT *DriverObject,
_Out_ NTSTATUS *DriverEntryStatus);
NTSTATUS
FASTCALL
IopAttachFilterDrivers(
IN PDEVICE_NODE DeviceNode,
IN HANDLE EnumSubKey,
IN HANDLE ClassKey,
IN BOOLEAN Lower
);
VOID
NTAPI
IopReinitializeDrivers(
VOID
);
VOID
NTAPI
IopReinitializeBootDrivers(
VOID
);
//
// File Routines
//
VOID
NTAPI
IopDeleteDevice(IN PVOID ObjectBody);
NTSTATUS
NTAPI
IopParseDevice(
IN PVOID ParseObject,
IN PVOID ObjectType,
IN OUT PACCESS_STATE AccessState,
IN KPROCESSOR_MODE AccessMode,
IN ULONG Attributes,
IN OUT PUNICODE_STRING CompleteName,
IN OUT PUNICODE_STRING RemainingName,
IN OUT PVOID Context,
IN PSECURITY_QUALITY_OF_SERVICE SecurityQos OPTIONAL,
OUT PVOID *Object
);
NTSTATUS
NTAPI
IopParseFile(
IN PVOID ParseObject,
IN PVOID ObjectType,
IN OUT PACCESS_STATE AccessState,
IN KPROCESSOR_MODE AccessMode,
IN ULONG Attributes,
IN OUT PUNICODE_STRING CompleteName,
IN OUT PUNICODE_STRING RemainingName,
IN OUT PVOID Context OPTIONAL,
IN PSECURITY_QUALITY_OF_SERVICE SecurityQos OPTIONAL,
OUT PVOID *Object
);
VOID
NTAPI
IopDeleteFile(
IN PVOID ObjectBody
);
NTSTATUS
NTAPI
IopGetSetSecurityObject(
IN PVOID ObjectBody,
IN SECURITY_OPERATION_CODE OperationCode,
IN PSECURITY_INFORMATION SecurityInformation,
IN OUT PSECURITY_DESCRIPTOR SecurityDescriptor,
IN OUT PULONG BufferLength,
OUT PSECURITY_DESCRIPTOR *OldSecurityDescriptor,
IN POOL_TYPE PoolType,
IN OUT PGENERIC_MAPPING GenericMapping
);
NTSTATUS
NTAPI
IopQueryName(
IN PVOID ObjectBody,
IN BOOLEAN HasName,
OUT POBJECT_NAME_INFORMATION ObjectNameInfo,
IN ULONG Length,
OUT PULONG ReturnLength,
IN KPROCESSOR_MODE PreviousMode
);
NTSTATUS
NTAPI
IopQueryNameInternal(
IN PVOID ObjectBody,
IN BOOLEAN HasName,
IN BOOLEAN QueryDosName,
OUT POBJECT_NAME_INFORMATION ObjectNameInfo,
IN ULONG Length,
OUT PULONG ReturnLength,
IN KPROCESSOR_MODE PreviousMode
);
VOID
NTAPI
IopCloseFile(
IN PEPROCESS Process OPTIONAL,
IN PVOID Object,
IN ACCESS_MASK GrantedAccess,
IN ULONG ProcessHandleCount,
IN ULONG SystemHandleCount
);
NTSTATUS
NTAPI
IopAcquireFileObjectLock(
_In_ PFILE_OBJECT FileObject,
_In_ KPROCESSOR_MODE AccessMode,
_In_ BOOLEAN Alertable,
_Out_ PBOOLEAN LockFailed
);
PVOID
NTAPI
IoGetFileObjectFilterContext(
IN PFILE_OBJECT FileObject
);
NTSTATUS
NTAPI
IoChangeFileObjectFilterContext(
IN PFILE_OBJECT FileObject,
IN PVOID FilterContext,
IN BOOLEAN Define
);
VOID
NTAPI
IopDoNameTransmogrify(
IN PIRP Irp,
IN PFILE_OBJECT FileObject,
IN PREPARSE_DATA_BUFFER DataBuffer
);
NTSTATUS
NTAPI
IoComputeDesiredAccessFileObject(
IN PFILE_OBJECT FileObject,
IN PACCESS_MASK DesiredAccess
);
NTSTATUS
NTAPI
IopGetFileInformation(
IN PFILE_OBJECT FileObject,
IN ULONG Length,
IN FILE_INFORMATION_CLASS FileInfoClass,
OUT PVOID Buffer,
OUT PULONG ReturnedLength
);
BOOLEAN
NTAPI
IopVerifyDeviceObjectOnStack(
IN PDEVICE_OBJECT BaseDeviceObject,
IN PDEVICE_OBJECT TopDeviceObjectHint
);
//
// I/O Timer Routines
//
VOID
FASTCALL
IopInitTimerImplementation(
VOID
);
VOID
NTAPI
IopRemoveTimerFromTimerList(
IN PIO_TIMER Timer
);
//
// I/O Completion Routines
//
VOID
NTAPI
IopDeleteIoCompletion(
PVOID ObjectBody
);
NTSTATUS
NTAPI
IoSetIoCompletion(
IN PVOID IoCompletion,
IN PVOID KeyContext,
IN PVOID ApcContext,
IN NTSTATUS IoStatus,
IN ULONG_PTR IoStatusInformation,
IN BOOLEAN Quota
);
//
// Ramdisk Routines
//
CODE_SEG("INIT")
NTSTATUS
NTAPI
IopStartRamdisk(
IN PLOADER_PARAMETER_BLOCK LoaderBlock
);
//
// Configuration Routines
//
NTSTATUS
IopFetchConfigurationInformation(
_Out_ PWSTR* SymbolicLinkList,
_In_ GUID Guid,
_In_ ULONG ExpectedInterfaces,
_Out_ PULONG Interfaces
);
VOID
IopStoreSystemPartitionInformation(
_In_ PUNICODE_STRING NtSystemPartitionDeviceName,
_In_ PUNICODE_STRING OsLoaderPathName
);
//
// Device action
//
VOID
PiQueueDeviceAction(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ DEVICE_ACTION Action,
_In_opt_ PKEVENT CompletionEvent,
_Out_opt_ NTSTATUS *CompletionStatus);
NTSTATUS
PiPerformSyncDeviceAction(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ DEVICE_ACTION Action);
//
// PnP notifications
//
CODE_SEG("PAGE")
VOID
PiNotifyDeviceInterfaceChange(
_In_ LPCGUID Event,
_In_ LPCGUID InterfaceClassGuid,
_In_ PUNICODE_STRING SymbolicLinkName);
CODE_SEG("PAGE")
VOID
PiNotifyHardwareProfileChange(
_In_ LPCGUID Event);
CODE_SEG("PAGE")
VOID
PiNotifyTargetDeviceChange(
_In_ LPCGUID Event,
_In_ PDEVICE_OBJECT DeviceObject,
_In_opt_ PTARGET_DEVICE_CUSTOM_NOTIFICATION CustomNotification);
//
// PnP IRPs
//
NTSTATUS
PiIrpStartDevice(
_In_ PDEVICE_NODE DeviceNode);
NTSTATUS
PiIrpStopDevice(
_In_ PDEVICE_NODE DeviceNode);
NTSTATUS
PiIrpQueryStopDevice(
_In_ PDEVICE_NODE DeviceNode);
NTSTATUS
PiIrpCancelStopDevice(
_In_ PDEVICE_NODE DeviceNode);
NTSTATUS
PiIrpQueryDeviceRelations(
_In_ PDEVICE_NODE DeviceNode,
_In_ DEVICE_RELATION_TYPE Type);
NTSTATUS
PiIrpQueryResources(
_In_ PDEVICE_NODE DeviceNode,
_Out_ PCM_RESOURCE_LIST *Resources);
NTSTATUS
PiIrpQueryResourceRequirements(
_In_ PDEVICE_NODE DeviceNode,
_Out_ PIO_RESOURCE_REQUIREMENTS_LIST *Resources);
NTSTATUS
PiIrpQueryDeviceText(
_In_ PDEVICE_NODE DeviceNode,
_In_ LCID LocaleId,
_In_ DEVICE_TEXT_TYPE Type,
_Out_ PWSTR *DeviceText);
NTSTATUS
PiIrpQueryPnPDeviceState(
_In_ PDEVICE_NODE DeviceNode,
_Out_ PPNP_DEVICE_STATE DeviceState);
//
// Global I/O Data
//
extern POBJECT_TYPE IoCompletionType;
extern PDEVICE_NODE IopRootDeviceNode;
extern KSPIN_LOCK IopDeviceTreeLock;
extern ULONG IopTraceLevel;
extern GENERAL_LOOKASIDE IopMdlLookasideList;
extern GENERIC_MAPPING IopCompletionMapping;
extern GENERIC_MAPPING IopFileMapping;
extern POBJECT_TYPE _IoFileObjectType;
extern HAL_DISPATCH _HalDispatchTable;
extern LIST_ENTRY IopErrorLogListHead;
extern ULONG IopNumTriageDumpDataBlocks;
extern PVOID IopTriageDumpDataBlocks[64];
extern PIO_BUS_TYPE_GUID_LIST PnpBusTypeGuidList;
extern PDRIVER_OBJECT IopRootDriverObject;
extern KSPIN_LOCK IopDeviceActionLock;
extern LIST_ENTRY IopDeviceActionRequestList;
extern RESERVE_IRP_ALLOCATOR IopReserveIrpAllocator;
extern BOOLEAN IoRemoteBootClient;
//
// Inlined Functions
//
#include "io_x.h"
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