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windows-nt/Source/XPSP1/NT/base/ntos/io/pnpmgr/pnpiop.h
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/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
pnpiop.h
Abstract:
This module contains the plug-and-play macros and constants.
Author:
Shie-Lin Tzong (shielint) 29-Jan-1995
Andrew Thornton (andrewth) 5-Sept-1996
Environment:
Kernel mode
Revision History:
--*/
//
// Pool tags
//
#define IOP_DNOD_TAG 'donD'
#define IOP_DNDT_TAG 'tdnD'
#define IOP_DPWR_TAG 'rwPD'
//
// The DEVICE_NODE is really just some extra stuff that we'd like to keep around
// for each physical device object.
// It is seperated from DEVOBJ_EXTENSION because these fields only apply to
// PDO.
//
typedef enum {
DOCK_NOTDOCKDEVICE,
DOCK_QUIESCENT,
DOCK_ARRIVING,
DOCK_DEPARTING,
DOCK_EJECTIRP_COMPLETED
} PROFILE_STATUS;
typedef enum {
PROFILE_IN_PNPEVENT,
PROFILE_NOT_IN_PNPEVENT,
PROFILE_PERHAPS_IN_PNPEVENT
} PROFILE_NOTIFICATION_TIME;
typedef struct _PENDING_SET_INTERFACE_STATE {
LIST_ENTRY List;
UNICODE_STRING LinkName;
} PENDING_SET_INTERFACE_STATE, *PPENDING_SET_INTERFACE_STATE;
typedef enum _UNLOCK_UNLINK_ACTION {
UnlinkRemovedDeviceNodes,
UnlinkAllDeviceNodesPendingClose,
UnlinkOnlyChildDeviceNodesPendingClose
} UNLOCK_UNLINK_ACTION, *PUNLOCK_UNLINK_ACTION;
typedef enum _PNP_DEVNODE_STATE {
DeviceNodeUnspecified = 0x300, // 768
DeviceNodeUninitialized, // 769
DeviceNodeInitialized, // 770
DeviceNodeDriversAdded, // 771
DeviceNodeResourcesAssigned, // 772 - Operational state for Added
DeviceNodeStartPending, // 773 - Operational state for Added
DeviceNodeStartCompletion, // 774 - Operational state for Added
DeviceNodeStartPostWork, // 775 - Operational state for Added
DeviceNodeStarted, // 776
DeviceNodeQueryStopped, // 777
DeviceNodeStopped, // 778
DeviceNodeRestartCompletion, // 779 - Operational state for Stopped
DeviceNodeEnumeratePending, // 780 - Operational state for Started
DeviceNodeEnumerateCompletion, // 781 - Operational state for Started
DeviceNodeAwaitingQueuedDeletion, // 782
DeviceNodeAwaitingQueuedRemoval, // 783
DeviceNodeQueryRemoved, // 784
DeviceNodeRemovePendingCloses, // 785
DeviceNodeRemoved, // 786
DeviceNodeDeletePendingCloses, // 787
DeviceNodeDeleted // 788
} PNP_DEVNODE_STATE, *PPNP_DEVNODE_STATE;
#define STATE_HISTORY_SIZE 20
typedef struct _DEVICE_NODE *PDEVICE_NODE;
typedef struct _DEVICE_NODE {
//
// Pointer to another DEVICE_NODE with the same parent as this one.
//
PDEVICE_NODE Sibling;
//
// Pointer to the first child of this DEVICE_NODE.
//
PDEVICE_NODE Child;
//
// Pointer to this DEVICE_NODE's parent.
//
PDEVICE_NODE Parent;
//
// Pointer to the last child of the device node
//
PDEVICE_NODE LastChild;
//
// Depth of DEVICE_NODE in the tree, root is 0
//
ULONG Level;
//
// Power notification order list entry for this device node
//
PPO_DEVICE_NOTIFY Notify;
//
// State
//
PNP_DEVNODE_STATE State;
//
// Previous State
//
PNP_DEVNODE_STATE PreviousState;
//
// Previous State
//
PNP_DEVNODE_STATE StateHistory[STATE_HISTORY_SIZE];
ULONG StateHistoryEntry;
//
// Completion status
//
NTSTATUS CompletionStatus;
//
// Completion status
//
PIRP PendingIrp;
//
// General flags.
//
ULONG Flags;
//
// Flags used by user-mode for volatile state which should go away on a
// reboot or when the device is removed.
//
ULONG UserFlags;
//
// Problem. This is set if DNF_HAS_PROBLEM is set in Flags. Indicates
// which problem exists and uses the same values as the config manager
// CM_PROB_*
//
ULONG Problem;
//
// Pointer to the physical device object that this DEVICE_NODE is associated
// with.
//
PDEVICE_OBJECT PhysicalDeviceObject;
//
// Pointer to the list of resources assigned to the PhysicalDeviceObject.
// This is the Resource list which is passed to driver's start routine.
//
PCM_RESOURCE_LIST ResourceList;
PCM_RESOURCE_LIST ResourceListTranslated;
//
// InstancePath is the path of the instance node in the registry,
// i.e. <EnumBus>\<DeviceId>\<uniqueid>
//
UNICODE_STRING InstancePath;
//
// ServiceName is the name of the driver who controls the device. (Not the
// driver who enumerates/creates the PDO.) This field is mainly for
// convenience.
//
UNICODE_STRING ServiceName;
//
// DuplicatePDO - if the flags have DNF_DUPLICATE set then this fields indicates
// the duplicate PDO which is enumerated by a bus driver. N.B. It is possible
// that DNF_DUPLICATE is set but this field is NULL. In this case, it means that
// we know the device is a duplicate of another device and we have not enumerated
// the DuplicatePDO yet.
//
PDEVICE_OBJECT DuplicatePDO;
//
// ResourceRequirements
//
PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirements;
//
// Information queried from the LEGACY_BUS_INFORMATION irp.
//
INTERFACE_TYPE InterfaceType;
ULONG BusNumber;
//
// Information queried from the BUS_INFORMATION irp.
//
INTERFACE_TYPE ChildInterfaceType;
ULONG ChildBusNumber;
USHORT ChildBusTypeIndex;
//
// Describes the current removal policy for the device node. This is
// actually type DEVICE_REMOVAL_POLICY.
//
UCHAR RemovalPolicy;
//
// Similar to above, but doesn't reflect any registry overrides.
//
UCHAR HardwareRemovalPolicy;
//
// Linked list of entries that represent each driver that has registered
// for notification on this devnode. Note: drivers (and user-mode) actually
// register based on a FILE_OBJECT handle, which is translated into a PDO
// by sending an IRP_MN_QUERY_DEVICE_RELATIONS for TargetDeviceRelation.
//
LIST_ENTRY TargetDeviceNotify;
//
// DeviceArbiterList - A list of arbiters registered for this physical device object
// Note: The Arbiters must be dereferenced when the device node is going away.
//
LIST_ENTRY DeviceArbiterList;
//
// DeviceTranslatorList - A list of translator for this physical device object
// NOTE: the Translator must be dereferenced when the devic node is going away.
//
LIST_ENTRY DeviceTranslatorList;
//
// NoTranslatorMask - the bit position corresponds to resource type
// if bit is set, there is no translator for the resource type in this devnode
//
USHORT NoTranslatorMask;
//
// QueryTranslatorMask - The bit position corresponds to resource type.
// if bit is set, the translator for the resource type is queried.
//
USHORT QueryTranslatorMask;
//
// NoArbiterMask - the bit position corresponds to resource type
// if bit is set, there is no arbiter for the resource type in this devnode
//
USHORT NoArbiterMask;
//
// QueryArbiterMask - The bit position corresponds to resource type.
// if bit is set, the arbiter for the resource type is queried.
//
USHORT QueryArbiterMask;
//
// The following fields are used to track legacy resource allocation
// LegacyDeviceNode - The real legacy device node.
// NextResourceDeviceNode - link all the made-up device nodes which own part of
// the resources from LegacyDeviceNode.
//
union {
PDEVICE_NODE LegacyDeviceNode;
PDEVICE_RELATIONS PendingDeviceRelations;
} OverUsed1;
union {
PDEVICE_NODE NextResourceDeviceNode;
} OverUsed2;
//
// Remember the BootResources for the device
//
PCM_RESOURCE_LIST BootResources;
//
// When Capabilities have been queried for a device (twice, once before
// start and once after start) the flags are stored here in the same format
// as the query capabilities IRP - use IopDeviceNodeFlagsToCapabilities to
// access.
//
ULONG CapabilityFlags;
//
// Maintain a list of current dock devices and their SerialNumbers
//
struct {
PROFILE_STATUS DockStatus;
LIST_ENTRY ListEntry;
PWCHAR SerialNumber;
} DockInfo;
//
// Maintain a count to determine if either ourselves or any of
// our children are stopping us from being disableable
// count = myself (DNUF_NOT_DISABLEABLE) + 1 for each immediate
// child that has DisableableDepends > 0
//
ULONG DisableableDepends;
//
// List of pended IoSetDeviceInterfaceState calls.
// IoSetDeviceInterfaceState adds an entry to this list whenever it is
// called and we haven't been started yet. Once we do the start we'll
// run down the list.
//
LIST_ENTRY PendedSetInterfaceState;
//
// List of device nodes with same interface type and different bus numbers.
//
LIST_ENTRY LegacyBusListEntry;
#if DBG_SCOPE
ULONG FailureStatus;
PCM_RESOURCE_LIST PreviousResourceList;
PIO_RESOURCE_REQUIREMENTS_LIST PreviousResourceRequirements;
#endif
} DEVICE_NODE;
//
// A device Object is a PDO iff it has a non NULL device node (aka set by
// plug and play during a query device relations.
//
#define IS_PDO(d) \
((NULL != (d)->DeviceObjectExtension->DeviceNode) && \
(!(((PDEVICE_NODE)(d)->DeviceObjectExtension->DeviceNode)->Flags & DNF_LEGACY_RESOURCE_DEVICENODE)))
#define ASSERT_PDO(d) \
do { \
if ( NULL == (d)->DeviceObjectExtension->DeviceNode || \
(((PDEVICE_NODE)(d)->DeviceObjectExtension->DeviceNode)->Flags & DNF_LEGACY_RESOURCE_DEVICENODE)) { \
KeBugCheckEx(PNP_DETECTED_FATAL_ERROR, PNP_ERR_INVALID_PDO, (ULONG_PTR)d, 0, 0); \
} \
} \
while (0)
//
// DNF_MAKEUP - this devnode's device is created and owned by PnP manager
//
#define DNF_MADEUP 0x00000001
//
// DNF_DUPLICATE - this devnode's device is a duplicate of another enumerate PDO
//
#define DNF_DUPLICATE 0x00000002
//
// DNF_HAL_NODE - a flag to indicate which device node is the root node created by
// the hal
//
#define DNF_HAL_NODE 0x00000004
//
// DNF_REENUMERATE - needs to be reenumerated
//
#define DNF_REENUMERATE 0x00000008
//
// DNF_ENUMERATED - used to track enumeration in IopEnumerateDevice()
//
#define DNF_ENUMERATED 0x00000010
//
// Singal that we need to send driver query id irps
//
#define DNF_IDS_QUERIED 0x00000020
//
// DNF_HAS_BOOT_CONFIG - the device has resource assigned by BIOS. It is considered
// pseudo-started and need to participate in rebalance.
//
#define DNF_HAS_BOOT_CONFIG 0x00000040
//
// DNF_BOOT_CONFIG_RESERVED - Indicates the BOOT resources of the device are reserved.
//
#define DNF_BOOT_CONFIG_RESERVED 0x00000080
//
// DNF_NO_RESOURCE_REQUIRED - this devnode's device does not require resource.
//
#define DNF_NO_RESOURCE_REQUIRED 0x00000100
//
// DNF_RESOURCE_REQUIREMENTS_NEED_FILTERED - to distinguished the
// DeviceNode->ResourceRequirements is a filtered list or not.
//
#define DNF_RESOURCE_REQUIREMENTS_NEED_FILTERED 0x00000200
//
// DNF_RESOURCE_REQUIREMENTS_CHANGED - Indicates the device's resource
// requirements list has been changed.
//
#define DNF_RESOURCE_REQUIREMENTS_CHANGED 0x00000400
//
// DNF_NON_STOPPED_REBALANC - indicates the device can be restarted with new
// resources without being stopped.
//
#define DNF_NON_STOPPED_REBALANCE 0x00000800
//
// The device's controlling driver is a legacy driver
//
#define DNF_LEGACY_DRIVER 0x00001000
//
// This corresponds to the user-mode CM_PROB_WILL_BE_REMOVED problem value and
// the DN_WILL_BE_REMOVED status flag.
//
#define DNF_HAS_PROBLEM 0x00002000
//
// DNF_HAS_PRIVATE_PROBLEM - indicates this device reported PNP_DEVICE_FAILED
// to a IRP_MN_QUERY_PNP_DEVICE_STATE without also reporting
// PNP_DEVICE_RESOURCE_REQUIREMENTS_CHANGED.
//
#define DNF_HAS_PRIVATE_PROBLEM 0x00004000
//
// DNF_HARDWARE_VERIFICATION is set on device nodes that have hardware
// verification (probably via WHQL applet).
//
#define DNF_HARDWARE_VERIFICATION 0x00008000
//
// DNF_DEVICE_GONE is set when a pdo is no longer returned in a query bus
// relations. It will then be processed as a surprise remove if started.
// This flag is used to better detect when a device is resurrected, and when
// processing surprise remove, to determine if the devnode should be removed
// from the tree.
//
#define DNF_DEVICE_GONE 0x00010000
//
// DNF_LEGACY_RESOURCE_DEVICENODE is set for device nodes created for legacy
// resource allocation.
//
#define DNF_LEGACY_RESOURCE_DEVICENODE 0x00020000
//
// DNF_NEEDS_REBALANCE is set for device nodes that trigger rebalance.
//
#define DNF_NEEDS_REBALANCE 0x00040000
//
// DNF_LOCKED_FOR_EJECT is set on device nodes that are being ejected or are
// related to a device being ejected.
//
#define DNF_LOCKED_FOR_EJECT 0x00080000
//
// DNF_DRIVER_BLOCKED is set on device nodes that use one or more drivers that
// have been blocked from loading.
//
#define DNF_DRIVER_BLOCKED 0x00100000
//
// DNF_CHILD_WITH_INVALID_ID is set on device nodes that has one or more children
// that have invalid id(s).
//
#define DNF_CHILD_WITH_INVALID_ID 0x00200000
//
// This corresponds to the user-mode the DN_WILL_BE_REMOVED status flag.
//
#define DNUF_WILL_BE_REMOVED 0x00000001
//
// This corresponds to the user-mode DN_NO_SHOW_IN_DM status flag.
//
#define DNUF_DONT_SHOW_IN_UI 0x00000002
//
// This flag is set when user-mode lets us know that a reboot is required
// for this device.
//
#define DNUF_NEED_RESTART 0x00000004
//
// This flag is set to let the user-mode know when a device can be disabled
// it is still possible for this to be TRUE, yet disable to fail, as it's
// a polled flag (see also PNP_DEVICE_NOT_DISABLEABLE)
//
#define DNUF_NOT_DISABLEABLE 0x00000008
//
// Flags used during shutdown when the IO Verifier is trying to remove all
// PNP devices.
//
// DNUF_SHUTDOWN_QUERIED is set when we issue the QueryRemove to a devnode.
//
// DNUF_SHUTDOWN_SUBTREE_DONE is set once we've issued the QueryRemove to all
// a Devnodes descendants.
//
#define DNUF_SHUTDOWN_QUERIED 0x00000010
#define DNUF_SHUTDOWN_SUBTREE_DONE 0x00000020
//
// PNP Bugcheck Subcodes
//
#define PNP_ERR_DUPLICATE_PDO 1
#define PNP_ERR_INVALID_PDO 2
#define PNP_ERR_BOGUS_ID 3
#define PNP_ERR_PDO_ENUMERATED_AFTER_DELETION 4
#define PNP_ERR_ACTIVE_PDO_FREED 5
#define PNP_ERR_DEVICE_MISSING_FROM_EJECT_LIST 6
#define PNP_ERR_UNEXPECTED_ADD_RELATION_ERR 7
#define MAX_INSTANCE_PATH_LENGTH 260
typedef NTSTATUS (*PENUM_CALLBACK)(
IN PDEVICE_NODE DeviceNode,
IN PVOID Context
);
//
// Define callback routine for PipApplyFunctionToSubKeys &
// PipApplyFunctionToServiceInstances
//
typedef BOOLEAN (*PIOP_SUBKEY_CALLBACK_ROUTINE) (
IN HANDLE,
IN PUNICODE_STRING,
IN OUT PVOID
);
//
// Define context structures for Start and Add device services
//
#define NO_MORE_GROUP ((USHORT) -1)
#define SETUP_RESERVED_GROUP 0
#define BUS_DRIVER_GROUP 1
typedef struct _ADD_CONTEXT {
ULONG DriverStartType;
} ADD_CONTEXT, *PADD_CONTEXT;
typedef struct _START_CONTEXT {
BOOLEAN LoadDriver;
BOOLEAN NewDevice;
ADD_CONTEXT AddContext;
} START_CONTEXT, *PSTART_CONTEXT;
//
// Resource translation and allocation related structures
//
typedef enum _RESOURCE_HANDLER_TYPE {
ResourceHandlerNull,
ResourceTranslator,
ResourceArbiter,
ResourceLegacyDeviceDetection
} RESOURCE_HANDLER_TYPE;
#define PI_MAXIMUM_RESOURCE_TYPE_TRACKED 15
//
// Internal Arbiters tracking structures
// Note the first three fields of PI_RESOURCE_ARBITER_ENTRY and PI_RESOURCE_TRANSLATOR_ENTRY
// must be the same.
//
typedef struct _PI_RESOURCE_ARBITER_ENTRY {
LIST_ENTRY DeviceArbiterList; // Link all the arbiters of a PDO.
UCHAR ResourceType;
PARBITER_INTERFACE ArbiterInterface;
ULONG Level; // Level of the owning device.
LIST_ENTRY ResourceList;
LIST_ENTRY BestResourceList;
LIST_ENTRY BestConfig; // Link all the arbiters which produces the best logconf
LIST_ENTRY ActiveArbiterList; // Link all the arbiters under testing
UCHAR State;
BOOLEAN ResourcesChanged;
} PI_RESOURCE_ARBITER_ENTRY, *PPI_RESOURCE_ARBITER_ENTRY;
//
// Define PI_RESOURCE_ARBITER_ENTRY state
//
#define PI_ARBITER_HAS_SOMETHING 1
#define PI_ARBITER_TEST_FAILED 2
//
// Internal Translator tracking structures
//
typedef struct _PI_RESOURCE_TRANSLATOR_ENTRY {
LIST_ENTRY DeviceTranslatorList;
UCHAR ResourceType;
PTRANSLATOR_INTERFACE TranslatorInterface;
PDEVICE_NODE DeviceNode;
} PI_RESOURCE_TRANSLATOR_ENTRY, *PPI_RESOURCE_TRANSLATOR_ENTRY;
//
// IOP_RESOURCE_REQUEST
//
#define QUERY_RESOURCE_LIST 0
#define QUERY_RESOURCE_REQUIREMENTS 1
#define REGISTRY_ALLOC_CONFIG 1
#define REGISTRY_FORCED_CONFIG 2
#define REGISTRY_BOOT_CONFIG 4
#define REGISTRY_OVERRIDE_CONFIGVECTOR 1
#define REGISTRY_BASIC_CONFIGVECTOR 2
//
// An array of IOP_RESOURCE_REQUEST structures is used to anchor all the
// devices for which resource rerquirement is being attempted.
//
#define IOP_ASSIGN_RETRY 0x00000008 // Retry resource allocation later
#define IOP_ASSIGN_EXCLUDE 0x00000010 // internal IopAssign flag
#define IOP_ASSIGN_IGNORE 0x00000020 // ignore this request
#define IOP_ASSIGN_NO_REBALANCE 0x00000080 // no rebal if assign fails
#define IOP_ASSIGN_RESOURCES_RELEASED 0x00000100 // resources are released for rebalancing
#define IOP_ASSIGN_KEEP_CURRENT_CONFIG 0x00000200 // Indicate non-stopped rebalance. We need to
// preserved the current config.
#define IOP_ASSIGN_CLEAR_RESOURCE_REQUIREMENTS_CHANGE_FLAG \
0x00000400
typedef struct _IOP_RESOURCE_REQUEST {
PDEVICE_OBJECT PhysicalDevice;
ULONG Flags;
ARBITER_REQUEST_SOURCE AllocationType;
ULONG Priority; // 0 is highest priority
ULONG Position; // used for sorting of entries with same priority
PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirements;
PVOID ReqList; // PREQ_LIST
PCM_RESOURCE_LIST ResourceAssignment;
PCM_RESOURCE_LIST TranslatedResourceAssignment;
NTSTATUS Status;
} IOP_RESOURCE_REQUEST, *PIOP_RESOURCE_REQUEST;
//
// Misc
//
//
// Enumeration request type
//
typedef enum _DEVICE_REQUEST_TYPE {
AddBootDevices,
AssignResources,
ClearDeviceProblem,
ClearEjectProblem,
HaltDevice,
ReenumerateBootDevices,
ReenumerateDeviceOnly,
ReenumerateDeviceTree,
ReenumerateRootDevices,
RequeryDeviceState,
ResetDevice,
ResourceRequirementsChanged,
RestartEnumeration,
SetDeviceProblem,
ShutdownPnpDevices,
StartDevice,
StartSystemDevices
} DEVICE_REQUEST_TYPE;
#define CmResourceTypeReserved 0xf0
//
// This macro returns the pointer to the beginning of the data
// area of KEY_VALUE_FULL_INFORMATION structure.
// In the macro, k is a pointer to KEY_VALUE_FULL_INFORMATION structure.
//
#define KEY_VALUE_DATA(k) ((PCHAR)(k) + (k)->DataOffset)
//
// Save failure status info.
//
#if DBG_SCOPE
#define SAVE_FAILURE_INFO(DeviceNode, Status) (DeviceNode)->FailureStatus = (Status)
#else
#define SAVE_FAILURE_INFO(DeviceNode, Status)
#endif
BOOLEAN
PipAreDriversLoaded(
IN PDEVICE_NODE DeviceNode
);
BOOLEAN
PipIsDevNodeDNStarted(
IN PDEVICE_NODE DeviceNode
);
VOID
PipClearDevNodeProblem(
IN PDEVICE_NODE DeviceNode
);
VOID
PipSetDevNodeProblem(
IN PDEVICE_NODE DeviceNode,
IN ULONG Problem
);
#define PipIsRequestPending(devnode) FALSE
#define PipDoesDevNodeHaveResources(devnode) \
((devnode)->ResourceList != NULL || (devnode)->BootResources != NULL || \
((devnode)->Flags & DNF_HAS_BOOT_CONFIG) != 0)
#define PipDoesDevNodeHaveProblem(devnode) \
((devnode)->Flags & (DNF_HAS_PROBLEM | DNF_HAS_PRIVATE_PROBLEM))
#define PipIsDevNodeProblem(devnode, problem) \
(((devnode)->Flags & DNF_HAS_PROBLEM) && (devnode)->Problem == (problem))
#define PipIsDevNodeDeleted(d) \
((d)->State == DeviceNodeDeletePendingCloses ||(d)->State == DeviceNodeDeleted)
VOID
PipSetDevNodeState(
IN PDEVICE_NODE DeviceNode,
IN PNP_DEVNODE_STATE State,
OUT PNP_DEVNODE_STATE *OldState OPTIONAL
);
VOID
PipRestoreDevNodeState(
IN PDEVICE_NODE DeviceNode
);
BOOLEAN
PipIsProblemReadonly(
IN ULONG Problem
);
//++
//
// VOID
// IopRegistryDataToUnicodeString(
// OUT PUNICODE_STRING u,
// IN PWCHAR p,
// IN ULONG l
// )
//
//--
#define IopRegistryDataToUnicodeString(u, p, l) \
{ \
ULONG len; \
\
PiRegSzToString((p), (l), &len, NULL); \
(u)->Length = (USHORT)len; \
(u)->MaximumLength = (USHORT)(l); \
(u)->Buffer = (p); \
}
//
// Size of scratch buffer used in this module.
//
#define PNP_SCRATCH_BUFFER_SIZE 512
#define PNP_LARGE_SCRATCH_BUFFER_SIZE (PNP_SCRATCH_BUFFER_SIZE * 8)
//
// Define Device Instance Flags (used by IoQueryDeviceConfiguration apis)
//
#define DEVINSTANCE_FLAG_HWPROFILE_DISABLED 0x1
#define DEVINSTANCE_FLAG_PNP_ENUMERATED 0x2
//
// Define Enumeration Control Flags (used by PipApplyFunctionToSubKeys)
//
#define FUNCTIONSUBKEY_FLAG_IGNORE_NON_CRITICAL_ERRORS 0x1
#define FUNCTIONSUBKEY_FLAG_DELETE_SUBKEYS 0x2
//
// The following definitions are used in IoOpenDeviceInstanceKey
//
#define PLUGPLAY_REGKEY_DEVICE 1
#define PLUGPLAY_REGKEY_DRIVER 2
#define PLUGPLAY_REGKEY_CURRENT_HWPROFILE 4
//
// Define device extension for devices reported with IoReportDetectedDevice.
//
typedef struct _IOPNP_DEVICE_EXTENSION {
PWCHAR CompatibleIdList;
ULONG CompatibleIdListSize;
} IOPNP_DEVICE_EXTENSION, *PIOPNP_DEVICE_EXTENSION;
//
// Reserve Boot Resources
//
typedef struct _IOP_RESERVED_RESOURCES_RECORD IOP_RESERVED_RESOURCES_RECORD, *PIOP_RESERVED_RESOURCES_RECORD;
struct _IOP_RESERVED_RESOURCES_RECORD {
PIOP_RESERVED_RESOURCES_RECORD Next;
PDEVICE_OBJECT DeviceObject;
PCM_RESOURCE_LIST ReservedResources;
};
//
// External References
//
//
// Init data
//
extern PVOID IopPnpScratchBuffer1;
extern PVOID IopPnpScratchBuffer2;
extern PCM_RESOURCE_LIST IopInitHalResources;
extern PDEVICE_NODE IopInitHalDeviceNode;
extern PIOP_RESERVED_RESOURCES_RECORD IopInitReservedResourceList;
//
// Regular data
//
//
// IopRootDeviceNode - the head of the PnP manager's device node tree.
//
extern PDEVICE_NODE IopRootDeviceNode;
//
// IopPnPDriverObject - the madeup driver object for pnp manager
//
extern PDRIVER_OBJECT IopPnPDriverObject;
//
// IopPnPSpinLock - spinlock for Pnp code.
//
extern KSPIN_LOCK IopPnPSpinLock;
//
// IopPnpEnumerationRequestList - a link list of device enumeration requests to worker thread.
//
extern LIST_ENTRY IopPnpEnumerationRequestList;
//
// PiEngineLock - Synchronizes the start/enum and remove engines.
// (Note that this is a resource as certain acquisition paths are reentrant,
// specifically those that call IopNotifyPnpWhenChainDereferenced.)
//
extern ERESOURCE PiEngineLock;
//
// IopDeviceTreeLock - performs syncronization on the whole device node tree.
// IopAcquireEnumerationLock acquires this lock shared then optionally
// acquires an exclusive lock on a devnode.
// IopAcquireDeviceTreeLock acquires this lock exclusive
//
extern ERESOURCE IopDeviceTreeLock;
//
// IopSurpriseRemoveListLock - synchronizes access to the surprise remove list.
//
extern ERESOURCE IopSurpriseRemoveListLock;
//
// PiEventQueueEmpty - Manual reset event which is set when the queue is empty
//
extern KEVENT PiEventQueueEmpty;
//
// PiEnumerationLock - to synchronize IoInvalidateDeviceRelations in boot phase.
//
extern KEVENT PiEnumerationLock;
//
// IopNumberDeviceNodes - Number of outstanding device nodes in the system
//
extern ULONG IopNumberDeviceNodes;
//
// PnPInitialized - A flag to indicate if PnP initialization is completed.
//
extern BOOLEAN PnPInitialized;
//
// PnPBootDriverInitialied
//
extern BOOLEAN PnPBootDriversInitialized;
//
// PnPBootDriverLoaded
//
extern BOOLEAN PnPBootDriversLoaded;
//
// IopBootConfigsReserved - Indicates whether we have reserved BOOT configs or not.
//
extern BOOLEAN IopBootConfigsReserved;
//
// PnpDefaultInterfaceTYpe - Use this if the interface type of resource list is unknown.
//
extern INTERFACE_TYPE PnpDefaultInterfaceType;
//
// PnpStartAsynOk - control how start irp should be handled. Synchronously or Asynchronously?
//
extern BOOLEAN PnpAsyncOk;
//
// IopPendingEjects - List of pending eject requests
//
extern LIST_ENTRY IopPendingEjects;
//
// IopPendingSurpriseRemovals - List of pending surprise removal requests
//
extern LIST_ENTRY IopPendingSurpriseRemovals;
extern KSEMAPHORE PpRegistrySemaphore;
extern BOOLEAN PpPnpShuttingDown;
BOOLEAN
PipIsDuplicatedDevices(
IN PCM_RESOURCE_LIST Configuration1,
IN PCM_RESOURCE_LIST Configuration2,
IN PHAL_BUS_INFORMATION BusInfo1 OPTIONAL,
IN PHAL_BUS_INFORMATION BusInfo2 OPTIONAL
);
BOOLEAN
PipConcatenateUnicodeStrings(
OUT PUNICODE_STRING Destination,
IN PUNICODE_STRING String1,
IN PUNICODE_STRING String2 OPTIONAL
);
NTSTATUS
PipServiceInstanceToDeviceInstance(
IN HANDLE ServiceKeyHandle OPTIONAL,
IN PUNICODE_STRING ServiceKeyName OPTIONAL,
IN ULONG ServiceInstanceOrdinal,
OUT PUNICODE_STRING DeviceInstanceRegistryPath OPTIONAL,
OUT PHANDLE DeviceInstanceHandle OPTIONAL,
IN ACCESS_MASK DesiredAccess
);
NTSTATUS
PipCreateMadeupNode(
IN PUNICODE_STRING ServiceKeyName,
OUT PHANDLE ReturnedHandle,
OUT PUNICODE_STRING KeyName,
OUT PULONG InstanceOrdinal,
IN BOOLEAN ResourceOwned
);
NTSTATUS
PipOpenServiceEnumKeys(
IN PUNICODE_STRING ServiceKeyName,
IN ACCESS_MASK DesiredAccess,
OUT PHANDLE ServiceHandle OPTIONAL,
OUT PHANDLE ServiceEnumHandle OPTIONAL,
IN BOOLEAN CreateEnum
);
NTSTATUS
IopOpenCurrentHwProfileDeviceInstanceKey(
OUT PHANDLE Handle,
IN PUNICODE_STRING ServiceKeyName,
IN ULONG Instance,
IN ACCESS_MASK DesiredAccess,
IN BOOLEAN Create
);
NTSTATUS
IopGetDeviceInstanceCsConfigFlags(
IN PUNICODE_STRING DeviceInstance,
OUT PULONG CsConfigFlags
);
NTSTATUS
PipGetServiceInstanceCsConfigFlags(
IN PUNICODE_STRING ServiceKeyName,
IN ULONG Instance,
OUT PULONG CsConfigFlags
);
NTSTATUS
PipApplyFunctionToSubKeys(
IN HANDLE BaseHandle OPTIONAL,
IN PUNICODE_STRING KeyName,
IN ACCESS_MASK DesiredAccess,
IN ULONG Flags,
IN PIOP_SUBKEY_CALLBACK_ROUTINE SubKeyCallbackRoutine,
IN OUT PVOID Context
);
NTSTATUS
PipRegMultiSzToUnicodeStrings(
IN PKEY_VALUE_FULL_INFORMATION KeyValueInformation,
IN PUNICODE_STRING *UnicodeStringList,
OUT PULONG UnicodeStringCount
);
NTSTATUS
PipApplyFunctionToServiceInstances(
IN HANDLE ServiceKeyHandle OPTIONAL,
IN PUNICODE_STRING ServiceKeyName OPTIONAL,
IN ACCESS_MASK DesiredAccess,
IN BOOLEAN IgnoreNonCriticalErrors,
IN PIOP_SUBKEY_CALLBACK_ROUTINE DevInstCallbackRoutine,
IN OUT PVOID Context,
OUT PULONG ServiceInstanceOrdinal OPTIONAL
);
VOID
PipFreeUnicodeStringList(
IN PUNICODE_STRING UnicodeStringList,
IN ULONG StringCount
);
NTSTATUS
PipReadDeviceConfiguration(
IN HANDLE Handle,
IN ULONG Flags,
OUT PCM_RESOURCE_LIST *CmResource,
OUT PULONG Length
);
BOOLEAN
PipIsFirmwareMapperDevicePresent(
IN HANDLE KeyHandle
);
#define PiInitializeEngineLock() \
ExInitializeResourceLite(&PiEngineLock)
typedef enum {
PPL_SIMPLE_READ,
PPL_TREEOP_ALLOW_READS,
PPL_TREEOP_BLOCK_READS,
PPL_TREEOP_BLOCK_READS_FROM_ALLOW
} PNP_LOCK_LEVEL;
VOID
PpDevNodeLockTree(
IN PNP_LOCK_LEVEL LockLevel
);
VOID
PpDevNodeUnlockTree(
IN PNP_LOCK_LEVEL LockLevel
);
#if DBG
VOID
PpDevNodeAssertLockLevel(
IN PNP_LOCK_LEVEL LockLevel,
IN PCSTR File,
IN ULONG Line
);
#define PPDEVNODE_ASSERT_LOCK_HELD(Level) \
PpDevNodeAssertLockLevel(Level, __FILE__, __LINE__)
#else
#define PPDEVNODE_ASSERT_LOCK_HELD(Level)
#endif
VOID
PpDevNodeInsertIntoTree(
IN PDEVICE_NODE ParentNode,
IN PDEVICE_NODE DeviceNode
);
VOID
PpDevNodeRemoveFromTree(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
PipAllocateDeviceNode(
IN PDEVICE_OBJECT PhysicalDeviceObject,
OUT PDEVICE_NODE *DeviceNode
);
NTSTATUS
PipForAllDeviceNodes(
IN PENUM_CALLBACK Callback,
IN PVOID Context
);
NTSTATUS
PipForDeviceNodeSubtree(
IN PDEVICE_NODE DeviceNode,
IN PENUM_CALLBACK Callback,
IN PVOID Context
);
ULONG
IopDetermineResourceListSize(
IN PCM_RESOURCE_LIST ResourceList
);
PDEVICE_OBJECT
IopDeviceObjectFromDeviceInstance(
IN PUNICODE_STRING DeviceInstance
);
NTSTATUS
IopMapDeviceObjectToDeviceInstance(
IN PDEVICE_OBJECT DeviceObject,
IN PUNICODE_STRING DeviceInstance
);
NTSTATUS
IopDeviceObjectToDeviceInstance(
IN PDEVICE_OBJECT DeviceObject,
IN PHANDLE DeviceInstanceHandle,
IN ACCESS_MASK DesiredAccess
);
BOOLEAN
IopIsDeviceInstanceEnabled(
IN HANDLE DeviceInstanceHandle,
IN PUNICODE_STRING DeviceInstance,
IN BOOLEAN DisableIfEnabled
);
BOOLEAN
IopProcessAssignResources(
IN PDEVICE_NODE DeviceNode,
IN BOOLEAN Reallocation,
OUT PBOOLEAN RebalancePerformed
);
NTSTATUS
IopStartDevice (
IN PDEVICE_OBJECT TargetDevice
);
NTSTATUS
IopEjectDevice(
IN PDEVICE_OBJECT DeviceObject,
PPENDING_RELATIONS_LIST_ENTRY PendingEntry
);
NTSTATUS
IopRemoveDevice(
IN PDEVICE_OBJECT TargetDevice,
IN ULONG IrpMinorCode
);
NTSTATUS
IopQueryDeviceRelations(
IN DEVICE_RELATION_TYPE Relations,
IN PDEVICE_OBJECT DeviceObject,
IN BOOLEAN Synchronous,
OUT PDEVICE_RELATIONS *DeviceRelations
);
NTSTATUS
IopQueryDeviceState(
IN PDEVICE_OBJECT DeviceObject,
OUT PPNP_DEVICE_STATE DeviceState
);
NTSTATUS
PipForAllChildDeviceNodes(
IN PDEVICE_NODE Parent,
IN PENUM_CALLBACK Callback,
IN PVOID Context
);
NTSTATUS
IopCleanupDeviceRegistryValues(
IN PUNICODE_STRING InstancePath
);
NTSTATUS
IopQueryDeviceResources(
IN PDEVICE_OBJECT DeviceObject,
IN ULONG ResourceType,
OUT PVOID *Resource,
OUT ULONG *Length
);
NTSTATUS
IopGetDeviceResourcesFromRegistry (
IN PDEVICE_OBJECT DeviceObject,
IN ULONG ResourceType,
IN ULONG Preference,
OUT PVOID *Resource,
OUT PULONG Length
);
VOID
IopResourceRequirementsChanged(
IN PDEVICE_OBJECT PhysicalDeviceObject,
IN BOOLEAN StopRequired
);
NTSTATUS
IopReleaseDeviceResources(
IN PDEVICE_NODE DeviceNode,
IN BOOLEAN ReserveResources
);
NTSTATUS
IopPnPAddDevice(
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT DeviceObject
);
BOOLEAN
PipProcessCriticalDevice(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
IopPnPDispatch(
IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp
);
NTSTATUS
IopPowerDispatch(
IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp
);
VOID
IopNewDevice(
IN PDEVICE_OBJECT DeviceObject
);
NTSTATUS
IopFilterResourceRequirementsList (
IN PIO_RESOURCE_REQUIREMENTS_LIST IoList,
IN PCM_RESOURCE_LIST CmList,
IN OUT PIO_RESOURCE_REQUIREMENTS_LIST *FilteredList,
OUT PBOOLEAN ExactMatch
);
NTSTATUS
IopMergeFilteredResourceRequirementsList (
IN PIO_RESOURCE_REQUIREMENTS_LIST IoList1,
IN PIO_RESOURCE_REQUIREMENTS_LIST IoList2,
IN OUT PIO_RESOURCE_REQUIREMENTS_LIST *MergedList
);
NTSTATUS
IopMergeCmResourceLists (
IN PCM_RESOURCE_LIST List1,
IN PCM_RESOURCE_LIST List2,
IN OUT PCM_RESOURCE_LIST *MergedList
);
PIO_RESOURCE_REQUIREMENTS_LIST
IopCmResourcesToIoResources (
IN ULONG SlotNumber,
IN PCM_RESOURCE_LIST CmResourceList,
IN ULONG Priority
);
NTSTATUS
IopReportResourceListToPnp(
IN PDRIVER_OBJECT DriverObject OPTIONAL,
IN PDEVICE_OBJECT DeviceObject OPTIONAL,
IN PCM_RESOURCE_LIST ResourceList,
IN ULONG ListSize,
IN BOOLEAN Translated
);
NTSTATUS
IopAllocateResources(
IN PULONG DeviceCountP,
IN OUT PIOP_RESOURCE_REQUEST *AssignTablePP,
IN BOOLEAN Locked,
IN BOOLEAN DoBootConfigs,
OUT PBOOLEAN RebalancePerformed
);
VOID
IopInitializeResourceMap (
PLOADER_PARAMETER_BLOCK LoaderBlock
);
VOID
IopReallocateResources(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
IopWriteResourceList(
IN HANDLE ResourceMapKey,
IN PUNICODE_STRING ClassName,
IN PUNICODE_STRING DriverName,
IN PUNICODE_STRING DeviceName,
IN PCM_RESOURCE_LIST ResourceList,
IN ULONG ResourceListSize
);
VOID
IopRemoveResourceListFromPnp(
IN PLIST_ENTRY ResourceList
);
NTSTATUS
IopWriteAllocatedResourcesToRegistry (
IN PDEVICE_NODE DeviceNode,
IN PCM_RESOURCE_LIST ResourceList,
IN ULONG Length
);
USHORT
PpInitGetGroupOrderIndex(
IN HANDLE ServiceHandle
);
VOID
IopDeleteLegacyKey(
IN PDRIVER_OBJECT DriverObject
);
NTSTATUS
IopOpenDeviceParametersSubkey(
OUT HANDLE *ParamKeyHandle,
IN HANDLE ParentKeyHandle,
IN PUNICODE_STRING SubKeyString,
IN ACCESS_MASK DesiredAccess
);
NTSTATUS
PipRequestDeviceAction(
IN PDEVICE_OBJECT DeviceObject OPTIONAL,
IN DEVICE_REQUEST_TYPE RequestType,
IN BOOLEAN ReorderingBarrier,
IN ULONG_PTR Argument,
IN PKEVENT CompletionEvent OPTIONAL,
IN PNTSTATUS CompletionStatus OPTIONAL
);
VOID
PipRequestDeviceRemoval(
IN PDEVICE_NODE DeviceNode,
IN BOOLEAN TreeDeletion,
IN ULONG Problem
);
BOOLEAN
PipIsBeingRemovedSafely(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
IopRestartDeviceNode(
IN PDEVICE_NODE DeviceNode
);
VOID
PpResetProblemDevices(
IN PDEVICE_NODE DeviceNode,
IN ULONG Problem
);
NTSTATUS
IopDeleteKeyRecursive(
IN HANDLE SubKeyHandle,
IN PWCHAR SubKeyName
);
NTSTATUS
IopQueryPnpBusInformation (
IN PDEVICE_OBJECT DeviceObject,
OUT LPGUID InterfaceGuid OPTIONAL,
OUT INTERFACE_TYPE *InterfaceType OPTIONAL,
OUT ULONG *BusNumber OPTIONAL
);
NTSTATUS
IopQueryLegacyBusInformation (
IN PDEVICE_OBJECT DeviceObject,
OUT LPGUID InterfaceGuid OPTIONAL,
OUT INTERFACE_TYPE *InterfaceType OPTIONAL,
OUT ULONG *BusNumber OPTIONAL
);
NTSTATUS
IopGetRootDevices (
PDEVICE_RELATIONS *DeviceRelations
);
NTSTATUS
IopBuildRemovalRelationList(
IN PDEVICE_OBJECT DeviceObject,
IN PLUGPLAY_DEVICE_DELETE_TYPE OperationCode,
OUT PNP_VETO_TYPE *VetoType,
OUT PUNICODE_STRING VetoName,
OUT PRELATION_LIST *RelationsList
);
NTSTATUS
IopDeleteLockedDeviceNodes(
IN PDEVICE_OBJECT DeviceObject,
IN PRELATION_LIST RelationsList,
IN PLUGPLAY_DEVICE_DELETE_TYPE OperationCode,
IN BOOLEAN ProcessIndirectDescendants,
IN ULONG Problem,
OUT PNP_VETO_TYPE *VetoType OPTIONAL,
OUT PUNICODE_STRING VetoName OPTIONAL
);
VOID
IopUnlinkDeviceRemovalRelations(
IN PDEVICE_OBJECT RemovedDeviceObject,
IN OUT PRELATION_LIST RelationsList,
IN UNLOCK_UNLINK_ACTION UnlinkAction
);
NTSTATUS
IopInvalidateRelationsInList(
IN PRELATION_LIST RelationsList,
IN PLUGPLAY_DEVICE_DELETE_TYPE OperationCode,
IN BOOLEAN OnlyIndirectDescendants,
IN BOOLEAN RestartDevNode
);
BOOLEAN
IopQueuePendingEject(
PPENDING_RELATIONS_LIST_ENTRY Entry
);
VOID
IopProcessCompletedEject(
IN PVOID Context
);
VOID
IopQueuePendingSurpriseRemoval(
IN PDEVICE_OBJECT DeviceObject,
IN PRELATION_LIST List,
IN ULONG Problem
);
NTSTATUS
IopUnloadAttachedDriver(
IN PDRIVER_OBJECT DriverObject
);
BOOLEAN
IopIsAnyDeviceInstanceEnabled(
IN PUNICODE_STRING ServiceKeyName,
IN HANDLE ServiceHandle,
IN BOOLEAN LegacyIncluded
);
NTSTATUS
IopQueryResourceHandlerInterface(
IN RESOURCE_HANDLER_TYPE HandlerType,
IN PDEVICE_OBJECT DeviceObject,
IN UCHAR ResourceType,
IN OUT PVOID *Interface
);
NTSTATUS
IopQueryReconfiguration(
IN UCHAR Request,
IN PDEVICE_OBJECT DeviceObject
);
NTSTATUS
IopLegacyResourceAllocation (
IN ARBITER_REQUEST_SOURCE AllocationType,
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT DeviceObject,
IN PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirements,
IN OUT PCM_RESOURCE_LIST *AllocatedResources OPTIONAL
);
NTSTATUS
IoReportResourceUsageInternal(
IN ARBITER_REQUEST_SOURCE AllocationType,
IN PUNICODE_STRING DriverClassName OPTIONAL,
IN PDRIVER_OBJECT DriverObject,
IN PCM_RESOURCE_LIST DriverList OPTIONAL,
IN ULONG DriverListSize OPTIONAL,
IN PDEVICE_OBJECT DeviceObject OPTIONAL,
IN PCM_RESOURCE_LIST DeviceList OPTIONAL,
IN ULONG DeviceListSize OPTIONAL,
IN BOOLEAN OverrideConflict,
OUT PBOOLEAN ConflictDetected
);
NTSTATUS
IopDuplicateDetection (
IN INTERFACE_TYPE LegacyBusType,
IN ULONG BusNumber,
IN ULONG SlotNumber,
OUT PDEVICE_NODE *DeviceNode
);
#if 0
NTSTATUS
IopTranslateResourceList(
IN PDEVICE_NODE DeviceNode OPTIONAL,
IN PCM_RESOURCE_LIST ResourceList,
OUT PCM_RESOURCE_LIST *TranslatedList
);
#endif
NTSTATUS
PipLoadBootFilterDriver(
IN PUNICODE_STRING DriverName,
IN ULONG GroupIndex,
OUT PDRIVER_OBJECT *LoadedFilter
);
NTSTATUS
IopQueryAndSaveDeviceNodeCapabilities (
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
IopSaveDeviceCapabilities (
IN PDEVICE_NODE DeviceNode,
IN PDEVICE_CAPABILITIES Capabilities
);
NTSTATUS
PipQueryDeviceCapabilities(
IN PDEVICE_NODE DeviceNode,
OUT PDEVICE_CAPABILITIES Capabilities
);
VOID
IopIncDisableableDepends(
IN OUT PDEVICE_NODE DeviceNode
);
VOID
IopDecDisableableDepends(
IN OUT PDEVICE_NODE DeviceNode
);
NTSTATUS
IopQueryDockRemovalInterface(
IN PDEVICE_OBJECT DeviceObject,
IN OUT PDOCK_INTERFACE *DockInterface
);
#ifndef FIELD_SIZE
#define FIELD_SIZE(type, field) (sizeof(((type *)0)->field))
#endif
#define IopDeviceNodeFlagsToCapabilities(DeviceNode) \
((PDEVICE_CAPABILITIES) (((PUCHAR) (&(DeviceNode)->CapabilityFlags)) - \
FIELD_OFFSET(DEVICE_CAPABILITIES, Version) - \
FIELD_SIZE(DEVICE_CAPABILITIES, Version)))
//
// BOOT allocation related declarations.
//
typedef
NTSTATUS
(*PIO_ALLOCATE_BOOT_RESOURCES_ROUTINE) (
IN ARBITER_REQUEST_SOURCE ArbiterRequestSource,
IN PDEVICE_OBJECT DeviceObject,
IN PCM_RESOURCE_LIST BootResources
);
NTSTATUS
IopAllocateBootResources (
IN ARBITER_REQUEST_SOURCE ArbiterRequestSource,
IN PDEVICE_OBJECT DeviceObject,
IN PCM_RESOURCE_LIST BootResources
);
NTSTATUS
IopReportBootResources (
IN ARBITER_REQUEST_SOURCE ArbiterRequestSource,
IN PDEVICE_OBJECT DeviceObject,
IN PCM_RESOURCE_LIST BootResources
);
NTSTATUS
IopAllocateLegacyBootResources (
IN INTERFACE_TYPE InterfaceType,
IN ULONG BusNumber
);
extern PIO_ALLOCATE_BOOT_RESOURCES_ROUTINE IopAllocateBootResourcesRoutine;
//
// Legacy Bus information related declarations.
//
extern LIST_ENTRY IopLegacyBusInformationTable[];
VOID
IopInsertLegacyBusDeviceNode (
IN PDEVICE_NODE BusDeviceNode,
IN INTERFACE_TYPE InterfaceType,
IN ULONG BusNumber
);
#define IopRemoveLegacyBusDeviceNode(d) RemoveEntryList(&((PDEVICE_NODE)d)->LegacyBusListEntry)
//
// Conflict detection declarations
//
NTSTATUS
IopQueryConflictList(
PDEVICE_OBJECT PhysicalDeviceObject,
IN PCM_RESOURCE_LIST ResourceList,
IN ULONG ResourceListSize,
OUT PPLUGPLAY_CONTROL_CONFLICT_LIST ConflictList,
IN ULONG ConflictListSize,
IN ULONG Flags
);
//
// Firmware mapper external declarations.
//
VOID
MapperProcessFirmwareTree(
IN BOOLEAN OnlyProcessSerialPorts
);
VOID
MapperConstructRootEnumTree(
IN BOOLEAN CreatePhantomDevices
);
VOID
MapperFreeList(
VOID
);
NTSTATUS
EisaBuildEisaDeviceNode(
VOID
);
VOID
MapperPhantomizeDetectedComPorts(
VOID
);
//
// General utility macros
//
//
// This macros calculates the size in bytes of a constant string
//
// ULONG
// IopConstStringSize(
// IN CONST PWSTR String
// );
//
#define IopConstStringSize(String) ( sizeof(String) - sizeof(UNICODE_NULL) )
//
// This macros calculates the number of characters of a constant string
//
// ULONG
// IopConstStringLength(
// IN CONST PWSTR String
// );
//
#define IopConstStringLength(String) ( ( sizeof(String) - sizeof(UNICODE_NULL) ) / sizeof(WCHAR) )
//
// Kernel mode notification
//
//
// This macros maps a guid to a hash value based on the number of hash
// buckets we are using. It does this by treating the guid as an array of
// 4 ULONGs, suming them and MOD by the number of hash buckets we are using.
//
// ULONG
// IopHashGuid(
// LPGUID Guid
// );
//
#define IopHashGuid(_Guid) \
( ( ((PULONG)_Guid)[0] + ((PULONG)_Guid)[1] + ((PULONG)_Guid)[2] \
+ ((PULONG)_Guid)[3]) % NOTIFY_DEVICE_CLASS_HASH_BUCKETS)
// This macros abstracts
//
// VOID
// IopAcquireNotifyLock(
// PFAST_MUTEX Lock
// )
#define IopAcquireNotifyLock(Lock) ExAcquireFastMutex(Lock);
/*
VOID
IopReleaseNotifyLock(
PFAST_MUTEX Lock
)
*/
#define IopReleaseNotifyLock(Lock) ExReleaseFastMutex(Lock);
// BOOLEAN
// IopCompareGuid(
// IN LPGUID guid1,
// IN LPGUID guid2
// );
#define IopCompareGuid(g1, g2) ( (g1) == (g2) \
? TRUE \
: RtlCompareMemory( (g1), (g2), sizeof(GUID) ) == sizeof(GUID) \
)
VOID
IopInitializePlugPlayNotification(
VOID
);
NTSTATUS
IopNotifySetupDeviceArrival(
PDEVICE_OBJECT PhysicalDeviceObject, // PDO of the device
HANDLE EnumEntryKey, // Handle into the enum branch of the registry for this device
BOOLEAN InstallDriver // Should setup attempt to install a driver
);
NTSTATUS
IopRequestHwProfileChangeNotification(
IN LPGUID EventGuid,
IN PROFILE_NOTIFICATION_TIME NotificationTime,
OUT PPNP_VETO_TYPE VetoType OPTIONAL,
OUT PUNICODE_STRING VetoName OPTIONAL
);
NTSTATUS
IopNotifyTargetDeviceChange(
IN LPCGUID EventGuid,
IN PDEVICE_OBJECT DeviceObject,
IN PTARGET_DEVICE_CUSTOM_NOTIFICATION NotificationStructure OPTIONAL,
OUT PDRIVER_OBJECT *VetoingDriver
);
NTSTATUS
IopGetRelatedTargetDevice(
IN PFILE_OBJECT FileObject,
OUT PDEVICE_NODE *DeviceNode
);
NTSTATUS
IopNotifyDeviceClassChange(
LPGUID EventGuid,
LPGUID ClassGuid,
PUNICODE_STRING SymbolicLinkName
);
NTSTATUS
IopRegisterDeviceInterface(
IN PUNICODE_STRING DeviceInstanceName,
IN CONST GUID *InterfaceClassGuid,
IN PUNICODE_STRING ReferenceString OPTIONAL,
IN BOOLEAN UserModeFormat,
OUT PUNICODE_STRING SymbolicLinkName
);
NTSTATUS
IopUnregisterDeviceInterface(
IN PUNICODE_STRING SymbolicLinkName
);
NTSTATUS
IopRemoveDeviceInterfaces(
IN PUNICODE_STRING DeviceInstancePath
);
NTSTATUS
IopDisableDeviceInterfaces(
IN PUNICODE_STRING DeviceInstancePath
);
NTSTATUS
IopGetDeviceInterfaces(
IN CONST GUID *InterfaceClassGuid,
IN PUNICODE_STRING DevicePath OPTIONAL,
IN ULONG Flags,
IN BOOLEAN UserModeFormat,
OUT PWSTR *SymbolicLinkList,
OUT PULONG SymbolicLinkListSize OPTIONAL
);
NTSTATUS
IopDoDeferredSetInterfaceState(
IN PDEVICE_NODE DeviceNode
);
NTSTATUS
IopProcessSetInterfaceState(
IN PUNICODE_STRING SymbolicLinkName,
IN BOOLEAN Enable,
IN BOOLEAN DeferNotStarted
);
NTSTATUS
IopReplaceSeperatorWithPound(
OUT PUNICODE_STRING OutString,
IN PUNICODE_STRING InString
);
NTSTATUS
IopNotifyHwProfileChange(
IN LPGUID EventGuid,
OUT PPNP_VETO_TYPE VetoType OPTIONAL,
OUT PUNICODE_STRING VetoName OPTIONAL
);
VOID
IopUncacheInterfaceInformation(
IN PDEVICE_OBJECT DeviceObject
);
//
// Notify entry header - all notify entries have these
//
typedef struct _NOTIFY_ENTRY_HEADER {
//
// List Entry structure
//
LIST_ENTRY ListEntry;
//
// Notification event category for this notification entry.
//
IO_NOTIFICATION_EVENT_CATEGORY EventCategory;
//
// SessionId.
//
ULONG SessionId;
//
// Session space object to attach to for sending notification.
//
PVOID OpaqueSession;
//
// Callback routine passed in at registration
//
PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine;
//
// Context passed in at registration
//
PVOID Context;
//
// Driver object of the driver that registered for notifications. Required
// so we can dereference it when it unregisters
//
PDRIVER_OBJECT DriverObject;
//
// RefCount is the number of outstanding pointers to the node and avoids
// deletion while another notification is taking place
//
USHORT RefCount;
//
// Unregistered is set if this notification has been unregistered but cannot
// be removed from the list because other entities are using it
//
BOOLEAN Unregistered;
//
// Lock is a pointer to the fast mutex which is used to synchronise access
// to the list this node is a member of and is required so that the correct
// list can be locked during IoUnregisterPlugPlayNotification. If no locking
// is required it is NULL
//
PFAST_MUTEX Lock;
} NOTIFY_ENTRY_HEADER, *PNOTIFY_ENTRY_HEADER;
//
// Data to store for each target device registration
//
typedef struct _TARGET_DEVICE_NOTIFY_ENTRY {
//
// Header entries
//
LIST_ENTRY ListEntry;
IO_NOTIFICATION_EVENT_CATEGORY EventCategory;
ULONG SessionId;
PVOID OpaqueSession;
PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine;
PVOID Context;
PDRIVER_OBJECT DriverObject;
USHORT RefCount;
BOOLEAN Unregistered;
PFAST_MUTEX Lock;
//
// FileObject - the file object of the target device we are interested in
//
PFILE_OBJECT FileObject;
//
// PhysicalDeviceObject -- the PDO upon which this notification is hooked.
// We need to keep this here, so we can dereference it when the refcount
// on this notification entry drops to zero.
//
PDEVICE_OBJECT PhysicalDeviceObject;
} TARGET_DEVICE_NOTIFY_ENTRY, *PTARGET_DEVICE_NOTIFY_ENTRY;
//
// Data to store for each device class registration
//
typedef struct _DEVICE_CLASS_NOTIFY_ENTRY {
//
// Header entries
//
LIST_ENTRY ListEntry;
IO_NOTIFICATION_EVENT_CATEGORY EventCategory;
ULONG SessionId;
PVOID OpaqueSession;
PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine;
PVOID Context;
PDRIVER_OBJECT DriverObject;
USHORT RefCount;
BOOLEAN Unregistered;
PFAST_MUTEX Lock;
//
// ClassGuid - the guid of the device class we are interested in
//
GUID ClassGuid;
} DEVICE_CLASS_NOTIFY_ENTRY, *PDEVICE_CLASS_NOTIFY_ENTRY;
//
// Data to store for registration of the Reserved (ie setupdd.sys) variety
//
typedef struct _SETUP_NOTIFY_DATA {
//
// Header entries
//
LIST_ENTRY ListEntry;
IO_NOTIFICATION_EVENT_CATEGORY EventCategory;
ULONG SessionId;
PVOID OpaqueSession;
PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine;
PVOID Context;
PDRIVER_OBJECT DriverObject;
USHORT RefCount;
BOOLEAN Unregistered;
PFAST_MUTEX Lock;
} SETUP_NOTIFY_DATA, *PSETUP_NOTIFY_DATA;
//
// Data to store for registration for HardwareProfileChange Events
//
typedef struct _HWPROFILE_NOTIFY_ENTRY {
//
// Header entries
//
LIST_ENTRY ListEntry;
IO_NOTIFICATION_EVENT_CATEGORY EventCategory;
ULONG SessionId;
PVOID OpaqueSession;
PDRIVER_NOTIFICATION_CALLBACK_ROUTINE CallbackRoutine;
PVOID Context;
PDRIVER_OBJECT DriverObject;
USHORT RefCount;
BOOLEAN Unregistered;
PFAST_MUTEX Lock;
} HWPROFILE_NOTIFY_ENTRY, *PHWPROFILE_NOTIFY_ENTRY;
#define PNP_NOTIFICATION_VERSION 1
#define NOTIFY_DEVICE_CLASS_HASH_BUCKETS 13
//
// IopMaxDeviceNodeLevel - Level number of the DeviceNode deepest in the tree
//
extern ULONG IopMaxDeviceNodeLevel;
extern ULONG IoDeviceNodeTreeSequence;
//
// Global notification data
//
extern FAST_MUTEX IopDeviceClassNotifyLock;
extern LIST_ENTRY IopDeviceClassNotifyList[];
extern PSETUP_NOTIFY_DATA IopSetupNotifyData;
extern FAST_MUTEX IopTargetDeviceNotifyLock;
extern LIST_ENTRY IopProfileNotifyList;
extern FAST_MUTEX IopHwProfileNotifyLock;
VOID
IopProcessDeferredRegistrations(
VOID
);
//
// Generic buffer management
//
typedef struct _BUFFER_INFO {
//
// Buffer - pointer to the start of the buffer
//
PCHAR Buffer;
//
// Current - Pointer to the current position in the buffer
//
PCHAR Current;
//
// MaxSize - Maximum size of the buffer in bytes
//
ULONG MaxSize;
} BUFFER_INFO, *PBUFFER_INFO;
typedef struct _BUS_TYPE_GUID_LIST {
//
// Number of allocated guid slots in the table.
//
ULONG Count;
//
// Number of entries used so far.
//
FAST_MUTEX Lock;
//
// Array of bus type guids
//
GUID Guid[1];
} BUS_TYPE_GUID_LIST, *PBUS_TYPE_GUID_LIST;
//
// Arbiter entry points
//
NTSTATUS
IopPortInitialize(
VOID
);
NTSTATUS
IopMemInitialize(
VOID
);
NTSTATUS
IopIrqInitialize(
VOID
);
NTSTATUS
IopDmaInitialize(
VOID
);
NTSTATUS
IopBusNumberInitialize(
VOID
);
//
// Arbiter state
//
extern ARBITER_INSTANCE IopRootPortArbiter;
extern ARBITER_INSTANCE IopRootMemArbiter;
extern ARBITER_INSTANCE IopRootIrqArbiter;
extern ARBITER_INSTANCE IopRootDmaArbiter;
extern ARBITER_INSTANCE IopRootBusNumberArbiter;
//
// Buffer management routines.
//
NTSTATUS
IopAllocateBuffer(
IN PBUFFER_INFO Info,
IN ULONG Size
);
NTSTATUS
IopResizeBuffer(
IN PBUFFER_INFO Info,
IN ULONG NewSize,
IN BOOLEAN CopyContents
);
VOID
IopFreeBuffer(
IN PBUFFER_INFO Info
);
//
// UnicodeString management routines.
//
NTSTATUS
IopAllocateUnicodeString(
IN OUT PUNICODE_STRING String,
IN USHORT Length
);
VOID
IopFreeAllocatedUnicodeString(
PUNICODE_STRING String
);
//
// Misc.
//
NTSTATUS
PnPBiosGetBiosInfo(
OUT PVOID *BiosInfo,
OUT ULONG *BiosInfoLength
);
VOID
IopOrphanNotification (
PDEVICE_NODE DeviceNode
);
PVOID
PiAllocateCriticalMemory(
IN PLUGPLAY_DEVICE_DELETE_TYPE DeleteType,
IN POOL_TYPE PoolType,
IN SIZE_T Size,
IN ULONG Tag
);
//
// Warm eject externs and function prototypes
//
extern KEVENT IopWarmEjectLock;
extern PDEVICE_OBJECT IopWarmEjectPdo;
NTSTATUS
IopWarmEjectDevice(
IN PDEVICE_OBJECT DeviceToEject,
IN SYSTEM_POWER_STATE LightestSleepState
);
NTSTATUS
IopSystemControlDispatch(
IN PDEVICE_OBJECT DeviceObject,
IN OUT PIRP Irp
);
VOID
PiLockDeviceActionQueue(
VOID
);
VOID
PiUnlockDeviceActionQueue(
VOID
);
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