0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D,
};
+static NTSTATUS INIT_FUNCTION
+IopSetRootDeviceInstanceData(PDEVICE_NODE DeviceNode);
+
+#if defined (ALLOC_PRAGMA)
+#pragma alloc_text(INIT, IopSetRootDeviceInstanceData)
+#pragma alloc_text(INIT, PnpInit)
+#pragma alloc_text(INIT, PnpInit2)
+#endif
+
/* FUNCTIONS *****************************************************************/
-PDEVICE_NODE FASTCALL
-IopGetDeviceNode(
- PDEVICE_OBJECT DeviceObject)
+PDEVICE_NODE
+FASTCALL
+IopGetDeviceNode(PDEVICE_OBJECT DeviceObject)
{
- return ((PEXTENDED_DEVOBJ_EXTENSION)DeviceObject->DeviceObjectExtension)->DeviceNode;
+ return ((PEXTENDED_DEVOBJ_EXTENSION)DeviceObject->DeviceObjectExtension)->DeviceNode;
}
NTSTATUS
IopQueryDeviceCapabilities(PDEVICE_NODE DeviceNode,
PDEVICE_CAPABILITIES DeviceCaps)
{
- IO_STATUS_BLOCK StatusBlock;
- IO_STACK_LOCATION Stack;
-
- /* Set up the Header */
- RtlZeroMemory(DeviceCaps, sizeof(DEVICE_CAPABILITIES));
- DeviceCaps->Size = sizeof(DEVICE_CAPABILITIES);
- DeviceCaps->Version = 1;
- DeviceCaps->Address = -1;
- DeviceCaps->UINumber = -1;
-
- /* Set up the Stack */
- RtlZeroMemory(&Stack, sizeof(IO_STACK_LOCATION));
- Stack.Parameters.DeviceCapabilities.Capabilities = DeviceCaps;
-
- /* Send the IRP */
- return IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
- &StatusBlock,
- IRP_MN_QUERY_CAPABILITIES,
- &Stack);
+ IO_STATUS_BLOCK StatusBlock;
+ IO_STACK_LOCATION Stack;
+
+ /* Set up the Header */
+ RtlZeroMemory(DeviceCaps, sizeof(DEVICE_CAPABILITIES));
+ DeviceCaps->Size = sizeof(DEVICE_CAPABILITIES);
+ DeviceCaps->Version = 1;
+ DeviceCaps->Address = -1;
+ DeviceCaps->UINumber = -1;
+
+ /* Set up the Stack */
+ RtlZeroMemory(&Stack, sizeof(IO_STACK_LOCATION));
+ Stack.Parameters.DeviceCapabilities.Capabilities = DeviceCaps;
+
+ /* Send the IRP */
+ return IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
+ &StatusBlock,
+ IRP_MN_QUERY_CAPABILITIES,
+ &Stack);
}
/*
*/
VOID
STDCALL
-IoInvalidateDeviceRelations(
- IN PDEVICE_OBJECT DeviceObject,
- IN DEVICE_RELATION_TYPE Type)
+IoInvalidateDeviceRelations(IN PDEVICE_OBJECT DeviceObject,
+ IN DEVICE_RELATION_TYPE Type)
{
- IopInvalidateDeviceRelations(IopGetDeviceNode(DeviceObject), Type);
+ IopInvalidateDeviceRelations(IopGetDeviceNode(DeviceObject), Type);
}
/*
*/
NTSTATUS
STDCALL
-IoGetDeviceProperty(
- IN PDEVICE_OBJECT DeviceObject,
- IN DEVICE_REGISTRY_PROPERTY DeviceProperty,
- IN ULONG BufferLength,
- OUT PVOID PropertyBuffer,
- OUT PULONG ResultLength)
+IoGetDeviceProperty(IN PDEVICE_OBJECT DeviceObject,
+ IN DEVICE_REGISTRY_PROPERTY DeviceProperty,
+ IN ULONG BufferLength,
+ OUT PVOID PropertyBuffer,
+ OUT PULONG ResultLength)
{
- PDEVICE_NODE DeviceNode = IopGetDeviceNode(DeviceObject);
- DEVICE_CAPABILITIES DeviceCaps;
- ULONG Length;
- PVOID Data = NULL;
- PWSTR Ptr;
- NTSTATUS Status;
+ PDEVICE_NODE DeviceNode = IopGetDeviceNode(DeviceObject);
+ DEVICE_CAPABILITIES DeviceCaps;
+ ULONG Length;
+ PVOID Data = NULL;
+ PWSTR Ptr;
+ NTSTATUS Status;
- DPRINT("IoGetDeviceProperty(0x%p %d)\n", DeviceObject, DeviceProperty);
+ DPRINT("IoGetDeviceProperty(0x%p %d)\n", DeviceObject, DeviceProperty);
- if (DeviceNode == NULL)
- return STATUS_INVALID_DEVICE_REQUEST;
+ if (DeviceNode == NULL)
+ return STATUS_INVALID_DEVICE_REQUEST;
- switch (DeviceProperty)
- {
- case DevicePropertyBusNumber:
- Length = sizeof(ULONG);
- Data = &DeviceNode->ChildBusNumber;
- break;
+ switch (DeviceProperty)
+ {
+ case DevicePropertyBusNumber:
+ Length = sizeof(ULONG);
+ Data = &DeviceNode->ChildBusNumber;
+ break;
- /* Complete, untested */
- case DevicePropertyBusTypeGuid:
- /* Sanity check */
- if ((DeviceNode->ChildBusTypeIndex != 0xFFFF) &&
- (DeviceNode->ChildBusTypeIndex < IopBusTypeGuidList->GuidCount))
- {
+ /* Complete, untested */
+ case DevicePropertyBusTypeGuid:
+ /* Sanity check */
+ if ((DeviceNode->ChildBusTypeIndex != 0xFFFF) &&
+ (DeviceNode->ChildBusTypeIndex < IopBusTypeGuidList->GuidCount))
+ {
/* Return the GUID */
*ResultLength = sizeof(GUID);
&(IopBusTypeGuidList->Guids[DeviceNode->ChildBusTypeIndex]),
sizeof(GUID));
return STATUS_SUCCESS;
- }
- else
- {
+ }
+ else
+ {
return STATUS_OBJECT_NAME_NOT_FOUND;
- }
- break;
-
- case DevicePropertyLegacyBusType:
- Length = sizeof(INTERFACE_TYPE);
- Data = &DeviceNode->ChildInterfaceType;
- break;
+ }
+ break;
- case DevicePropertyAddress:
+ case DevicePropertyLegacyBusType:
+ Length = sizeof(INTERFACE_TYPE);
+ Data = &DeviceNode->ChildInterfaceType;
+ break;
- /* Query the device caps */
- Status = IopQueryDeviceCapabilities(DeviceNode, &DeviceCaps);
- if (NT_SUCCESS(Status) && (DeviceCaps.Address != -1))
- {
+ case DevicePropertyAddress:
+ /* Query the device caps */
+ Status = IopQueryDeviceCapabilities(DeviceNode, &DeviceCaps);
+ if (NT_SUCCESS(Status) && (DeviceCaps.Address != (ULONG)-1))
+ {
/* Return length */
*ResultLength = sizeof(ULONG);
/* Check if the buffer given was large enough */
if (BufferLength < *ResultLength)
{
- return STATUS_BUFFER_TOO_SMALL;
+ return STATUS_BUFFER_TOO_SMALL;
}
/* Return address */
*(PULONG)PropertyBuffer = DeviceCaps.Address;
return STATUS_SUCCESS;
- }
- else
- {
+ }
+ else
+ {
return STATUS_OBJECT_NAME_NOT_FOUND;
- }
- break;
+ }
+ break;
// case DevicePropertyUINumber:
// if (DeviceNode->CapabilityFlags == NULL)
// Data = &DeviceNode->CapabilityFlags->UINumber;
// break;
- case DevicePropertyClassName:
- case DevicePropertyClassGuid:
- case DevicePropertyDriverKeyName:
- case DevicePropertyManufacturer:
- case DevicePropertyFriendlyName:
- case DevicePropertyHardwareID:
- case DevicePropertyCompatibleIDs:
- case DevicePropertyDeviceDescription:
- case DevicePropertyLocationInformation:
- case DevicePropertyUINumber:
+ case DevicePropertyClassName:
+ case DevicePropertyClassGuid:
+ case DevicePropertyDriverKeyName:
+ case DevicePropertyManufacturer:
+ case DevicePropertyFriendlyName:
+ case DevicePropertyHardwareID:
+ case DevicePropertyCompatibleIDs:
+ case DevicePropertyDeviceDescription:
+ case DevicePropertyLocationInformation:
+ case DevicePropertyUINumber:
{
- LPWSTR RegistryPropertyName, KeyNameBuffer;
- UNICODE_STRING KeyName, ValueName;
- OBJECT_ATTRIBUTES ObjectAttributes;
- KEY_VALUE_PARTIAL_INFORMATION *ValueInformation;
- ULONG ValueInformationLength;
- HANDLE KeyHandle;
- NTSTATUS Status;
-
- switch (DeviceProperty)
- {
- case DevicePropertyClassName:
- RegistryPropertyName = L"Class"; break;
- case DevicePropertyClassGuid:
- RegistryPropertyName = L"ClassGuid"; break;
- case DevicePropertyDriverKeyName:
- RegistryPropertyName = L"Driver"; break;
- case DevicePropertyManufacturer:
- RegistryPropertyName = L"Mfg"; break;
- case DevicePropertyFriendlyName:
- RegistryPropertyName = L"FriendlyName"; break;
- case DevicePropertyHardwareID:
- RegistryPropertyName = L"HardwareID"; break;
- case DevicePropertyCompatibleIDs:
- RegistryPropertyName = L"CompatibleIDs"; break;
- case DevicePropertyDeviceDescription:
- RegistryPropertyName = L"DeviceDesc"; break;
- case DevicePropertyLocationInformation:
- RegistryPropertyName = L"LocationInformation"; break;
- case DevicePropertyUINumber:
- RegistryPropertyName = L"UINumber"; break;
- default:
- RegistryPropertyName = NULL; break;
- }
-
- KeyNameBuffer = ExAllocatePool(PagedPool,
- (49 * sizeof(WCHAR)) + DeviceNode->InstancePath.Length);
-
- DPRINT("KeyNameBuffer: 0x%p, value %S\n",
- KeyNameBuffer, RegistryPropertyName);
-
- if (KeyNameBuffer == NULL)
- return STATUS_INSUFFICIENT_RESOURCES;
-
- wcscpy(KeyNameBuffer, L"\\Registry\\Machine\\System\\CurrentControlSet\\Enum\\");
- wcscat(KeyNameBuffer, DeviceNode->InstancePath.Buffer);
- RtlInitUnicodeString(&KeyName, KeyNameBuffer);
- InitializeObjectAttributes(&ObjectAttributes, &KeyName,
- OBJ_CASE_INSENSITIVE, NULL, NULL);
-
- Status = ZwOpenKey(&KeyHandle, KEY_READ, &ObjectAttributes);
- ExFreePool(KeyNameBuffer);
- if (!NT_SUCCESS(Status))
- return Status;
-
- RtlInitUnicodeString(&ValueName, RegistryPropertyName);
- ValueInformationLength = FIELD_OFFSET(KEY_VALUE_PARTIAL_INFORMATION,
- Data[0]) + BufferLength;
- ValueInformation = ExAllocatePool(PagedPool, ValueInformationLength);
- if (ValueInformation == NULL)
- {
- ZwClose(KeyHandle);
- return STATUS_INSUFFICIENT_RESOURCES;
- }
-
- Status = ZwQueryValueKey(KeyHandle, &ValueName,
- KeyValuePartialInformation, ValueInformation,
- ValueInformationLength,
- &ValueInformationLength);
- *ResultLength = ValueInformation->DataLength;
- ZwClose(KeyHandle);
-
- if (!NT_SUCCESS(Status))
- {
- ExFreePool(ValueInformation);
- if (Status == STATUS_BUFFER_OVERFLOW)
- return STATUS_BUFFER_TOO_SMALL;
- else
+ LPWSTR RegistryPropertyName, KeyNameBuffer;
+ UNICODE_STRING KeyName, ValueName;
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ KEY_VALUE_PARTIAL_INFORMATION *ValueInformation;
+ ULONG ValueInformationLength;
+ HANDLE KeyHandle;
+ NTSTATUS Status;
+
+ switch (DeviceProperty)
+ {
+ case DevicePropertyClassName:
+ RegistryPropertyName = L"Class"; break;
+ case DevicePropertyClassGuid:
+ RegistryPropertyName = L"ClassGuid"; break;
+ case DevicePropertyDriverKeyName:
+ RegistryPropertyName = L"Driver"; break;
+ case DevicePropertyManufacturer:
+ RegistryPropertyName = L"Mfg"; break;
+ case DevicePropertyFriendlyName:
+ RegistryPropertyName = L"FriendlyName"; break;
+ case DevicePropertyHardwareID:
+ RegistryPropertyName = L"HardwareID"; break;
+ case DevicePropertyCompatibleIDs:
+ RegistryPropertyName = L"CompatibleIDs"; break;
+ case DevicePropertyDeviceDescription:
+ RegistryPropertyName = L"DeviceDesc"; break;
+ case DevicePropertyLocationInformation:
+ RegistryPropertyName = L"LocationInformation"; break;
+ case DevicePropertyUINumber:
+ RegistryPropertyName = L"UINumber"; break;
+ default:
+ RegistryPropertyName = NULL; break;
+ }
+
+ KeyNameBuffer = ExAllocatePool(PagedPool,
+ (49 * sizeof(WCHAR)) + DeviceNode->InstancePath.Length);
+
+ DPRINT("KeyNameBuffer: 0x%p, value %S\n", KeyNameBuffer, RegistryPropertyName);
+
+ if (KeyNameBuffer == NULL)
+ return STATUS_INSUFFICIENT_RESOURCES;
+
+ wcscpy(KeyNameBuffer, L"\\Registry\\Machine\\System\\CurrentControlSet\\Enum\\");
+ wcscat(KeyNameBuffer, DeviceNode->InstancePath.Buffer);
+ RtlInitUnicodeString(&KeyName, KeyNameBuffer);
+ InitializeObjectAttributes(&ObjectAttributes, &KeyName,
+ OBJ_CASE_INSENSITIVE, NULL, NULL);
+
+ Status = ZwOpenKey(&KeyHandle, KEY_READ, &ObjectAttributes);
+ ExFreePool(KeyNameBuffer);
+ if (!NT_SUCCESS(Status))
return Status;
- }
- /* FIXME: Verify the value (NULL-terminated, correct format). */
+ RtlInitUnicodeString(&ValueName, RegistryPropertyName);
+ ValueInformationLength = FIELD_OFFSET(KEY_VALUE_PARTIAL_INFORMATION,
+ Data[0]) + BufferLength;
+ ValueInformation = ExAllocatePool(PagedPool, ValueInformationLength);
+ if (ValueInformation == NULL)
+ {
+ ZwClose(KeyHandle);
+ return STATUS_INSUFFICIENT_RESOURCES;
+ }
+
+ Status = ZwQueryValueKey(KeyHandle, &ValueName,
+ KeyValuePartialInformation, ValueInformation,
+ ValueInformationLength,
+ &ValueInformationLength);
+ *ResultLength = ValueInformation->DataLength;
+ ZwClose(KeyHandle);
+
+ if (!NT_SUCCESS(Status))
+ {
+ ExFreePool(ValueInformation);
+ if (Status == STATUS_BUFFER_OVERFLOW)
+ return STATUS_BUFFER_TOO_SMALL;
+ else
+ return Status;
+ }
- RtlCopyMemory(PropertyBuffer, ValueInformation->Data,
- ValueInformation->DataLength);
- ExFreePool(ValueInformation);
+ /* FIXME: Verify the value (NULL-terminated, correct format). */
- return STATUS_SUCCESS;
+ RtlCopyMemory(PropertyBuffer, ValueInformation->Data,
+ ValueInformation->DataLength);
+ ExFreePool(ValueInformation);
+
+ return STATUS_SUCCESS;
}
- case DevicePropertyBootConfiguration:
+ case DevicePropertyBootConfiguration:
Length = 0;
if (DeviceNode->BootResources->Count != 0)
{
- Length = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
+ Length = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
}
Data = &DeviceNode->BootResources;
break;
- /* FIXME: use a translated boot configuration instead */
- case DevicePropertyBootConfigurationTranslated:
+ /* FIXME: use a translated boot configuration instead */
+ case DevicePropertyBootConfigurationTranslated:
Length = 0;
if (DeviceNode->BootResources->Count != 0)
{
- Length = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
+ Length = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
}
Data = &DeviceNode->BootResources;
break;
- case DevicePropertyEnumeratorName:
+ case DevicePropertyEnumeratorName:
Ptr = wcschr(DeviceNode->InstancePath.Buffer, L'\\');
if (Ptr != NULL)
{
- Length = (ULONG)((ULONG_PTR)Ptr - (ULONG_PTR)DeviceNode->InstancePath.Buffer) + sizeof(WCHAR);
- Data = DeviceNode->InstancePath.Buffer;
+ Length = (ULONG)((ULONG_PTR)Ptr - (ULONG_PTR)DeviceNode->InstancePath.Buffer) + sizeof(WCHAR);
+ Data = DeviceNode->InstancePath.Buffer;
}
else
{
- Length = 0;
- Data = NULL;
+ Length = 0;
+ Data = NULL;
}
break;
- case DevicePropertyPhysicalDeviceObjectName:
+ case DevicePropertyPhysicalDeviceObjectName:
Length = DeviceNode->InstancePath.Length + sizeof(WCHAR);
Data = DeviceNode->InstancePath.Buffer;
break;
- default:
+ default:
return STATUS_INVALID_PARAMETER_2;
}
*ResultLength = Length;
if (BufferLength < Length)
- return STATUS_BUFFER_TOO_SMALL;
+ return STATUS_BUFFER_TOO_SMALL;
RtlCopyMemory(PropertyBuffer, Data, Length);
/* Terminate the string */
if (DeviceProperty == DevicePropertyEnumeratorName
- || DeviceProperty == DevicePropertyPhysicalDeviceObjectName)
+ || DeviceProperty == DevicePropertyPhysicalDeviceObjectName)
{
- Ptr = (PWSTR)PropertyBuffer;
- Ptr[(Length / sizeof(WCHAR)) - 1] = 0;
+ Ptr = (PWSTR)PropertyBuffer;
+ Ptr[(Length / sizeof(WCHAR)) - 1] = 0;
}
return STATUS_SUCCESS;
*/
VOID
STDCALL
-IoInvalidateDeviceState(
- IN PDEVICE_OBJECT PhysicalDeviceObject)
+IoInvalidateDeviceState(IN PDEVICE_OBJECT PhysicalDeviceObject)
{
}
*/
NTSTATUS
STDCALL
-IoOpenDeviceRegistryKey(
- IN PDEVICE_OBJECT DeviceObject,
- IN ULONG DevInstKeyType,
- IN ACCESS_MASK DesiredAccess,
- OUT PHANDLE DevInstRegKey)
+IoOpenDeviceRegistryKey(IN PDEVICE_OBJECT DeviceObject,
+ IN ULONG DevInstKeyType,
+ IN ACCESS_MASK DesiredAccess,
+ OUT PHANDLE DevInstRegKey)
{
static WCHAR RootKeyName[] =
L"\\Registry\\Machine\\System\\CurrentControlSet\\";
*/
VOID
STDCALL
-IoRequestDeviceEject(
- IN PDEVICE_OBJECT PhysicalDeviceObject
- )
+IoRequestDeviceEject(IN PDEVICE_OBJECT PhysicalDeviceObject)
{
UNIMPLEMENTED;
}
NTSTATUS
IopGetSystemPowerDeviceObject(PDEVICE_OBJECT *DeviceObject)
{
- KIRQL OldIrql;
+ KIRQL OldIrql;
- if (PopSystemPowerDeviceNode)
- {
- KeAcquireSpinLock(&IopDeviceTreeLock, &OldIrql);
- *DeviceObject = PopSystemPowerDeviceNode->PhysicalDeviceObject;
- KeReleaseSpinLock(&IopDeviceTreeLock, OldIrql);
+ if (PopSystemPowerDeviceNode)
+ {
+ KeAcquireSpinLock(&IopDeviceTreeLock, &OldIrql);
+ *DeviceObject = PopSystemPowerDeviceNode->PhysicalDeviceObject;
+ KeReleaseSpinLock(&IopDeviceTreeLock, OldIrql);
- return STATUS_SUCCESS;
- }
+ return STATUS_SUCCESS;
+ }
- return STATUS_UNSUCCESSFUL;
+ return STATUS_UNSUCCESSFUL;
}
USHORT
STDCALL
IopGetBusTypeGuidIndex(LPGUID BusTypeGuid)
{
- USHORT i = 0, FoundIndex = 0xFFFF;
- ULONG NewSize;
- PVOID NewList;
+ USHORT i = 0, FoundIndex = 0xFFFF;
+ ULONG NewSize;
+ PVOID NewList;
- /* Acquire the lock */
- ExAcquireFastMutex(&IopBusTypeGuidList->Lock);
+ /* Acquire the lock */
+ ExAcquireFastMutex(&IopBusTypeGuidList->Lock);
- /* Loop all entries */
- while (i < IopBusTypeGuidList->GuidCount)
- {
- /* Try to find a match */
- if (RtlCompareMemory(BusTypeGuid,
- &IopBusTypeGuidList->Guids[i],
- sizeof(GUID)))
- {
- /* Found it */
- FoundIndex = i;
- goto Quickie;
- }
- i++;
- }
+ /* Loop all entries */
+ while (i < IopBusTypeGuidList->GuidCount)
+ {
+ /* Try to find a match */
+ if (RtlCompareMemory(BusTypeGuid,
+ &IopBusTypeGuidList->Guids[i],
+ sizeof(GUID)))
+ {
+ /* Found it */
+ FoundIndex = i;
+ goto Quickie;
+ }
+ i++;
+ }
- /* Check if we have to grow the list */
- if (IopBusTypeGuidList->GuidCount)
- {
- /* Calculate the new size */
- NewSize = sizeof(IO_BUS_TYPE_GUID_LIST) +
- (sizeof(GUID) * IopBusTypeGuidList->GuidCount);
+ /* Check if we have to grow the list */
+ if (IopBusTypeGuidList->GuidCount)
+ {
+ /* Calculate the new size */
+ NewSize = sizeof(IO_BUS_TYPE_GUID_LIST) +
+ (sizeof(GUID) * IopBusTypeGuidList->GuidCount);
- /* Allocate the new copy */
- NewList = ExAllocatePool(PagedPool, NewSize);
+ /* Allocate the new copy */
+ NewList = ExAllocatePool(PagedPool, NewSize);
- /* Now copy them, decrease the size too */
- NewSize -= sizeof(GUID);
- RtlCopyMemory(NewList, IopBusTypeGuidList, NewSize);
+ /* Now copy them, decrease the size too */
+ NewSize -= sizeof(GUID);
+ RtlCopyMemory(NewList, IopBusTypeGuidList, NewSize);
- /* Free the old list */
- ExFreePool(IopBusTypeGuidList);
+ /* Free the old list */
+ ExFreePool(IopBusTypeGuidList);
- /* Use the new buffer */
- IopBusTypeGuidList = NewList;
- }
+ /* Use the new buffer */
+ IopBusTypeGuidList = NewList;
+ }
- /* Copy the new GUID */
- RtlCopyMemory(&IopBusTypeGuidList->Guids[IopBusTypeGuidList->GuidCount],
- BusTypeGuid,
- sizeof(GUID));
+ /* Copy the new GUID */
+ RtlCopyMemory(&IopBusTypeGuidList->Guids[IopBusTypeGuidList->GuidCount],
+ BusTypeGuid,
+ sizeof(GUID));
- /* The new entry is the index */
- FoundIndex = IopBusTypeGuidList->GuidCount;
- IopBusTypeGuidList->GuidCount++;
+ /* The new entry is the index */
+ FoundIndex = IopBusTypeGuidList->GuidCount;
+ IopBusTypeGuidList->GuidCount++;
Quickie:
- ExReleaseFastMutex(&IopBusTypeGuidList->Lock);
- return FoundIndex;
+ ExReleaseFastMutex(&IopBusTypeGuidList->Lock);
+ return FoundIndex;
}
/*
*/
NTSTATUS
IopCreateDeviceNode(PDEVICE_NODE ParentNode,
- PDEVICE_OBJECT PhysicalDeviceObject,
- PDEVICE_NODE *DeviceNode)
+ PDEVICE_OBJECT PhysicalDeviceObject,
+ PDEVICE_NODE *DeviceNode)
{
- PDEVICE_NODE Node;
- NTSTATUS Status;
- KIRQL OldIrql;
+ PDEVICE_NODE Node;
+ NTSTATUS Status;
+ KIRQL OldIrql;
- DPRINT("ParentNode 0x%p PhysicalDeviceObject 0x%p\n",
- ParentNode, PhysicalDeviceObject);
+ DPRINT("ParentNode 0x%p PhysicalDeviceObject 0x%p\n",
+ ParentNode, PhysicalDeviceObject);
- Node = (PDEVICE_NODE)ExAllocatePool(NonPagedPool, sizeof(DEVICE_NODE));
- if (!Node)
- {
+ Node = (PDEVICE_NODE)ExAllocatePool(NonPagedPool, sizeof(DEVICE_NODE));
+ if (!Node)
+ {
return STATUS_INSUFFICIENT_RESOURCES;
- }
+ }
- RtlZeroMemory(Node, sizeof(DEVICE_NODE));
+ RtlZeroMemory(Node, sizeof(DEVICE_NODE));
- if (!PhysicalDeviceObject)
- {
+ if (!PhysicalDeviceObject)
+ {
Status = PnpRootCreateDevice(&PhysicalDeviceObject);
if (!NT_SUCCESS(Status))
- {
- ExFreePool(Node);
- return Status;
- }
+ {
+ ExFreePool(Node);
+ return Status;
+ }
/* This is for drivers passed on the command line to ntoskrnl.exe */
IopDeviceNodeSetFlag(Node, DNF_STARTED);
IopDeviceNodeSetFlag(Node, DNF_LEGACY_DRIVER);
- }
+ }
- Node->PhysicalDeviceObject = PhysicalDeviceObject;
+ Node->PhysicalDeviceObject = PhysicalDeviceObject;
- ((PEXTENDED_DEVOBJ_EXTENSION)PhysicalDeviceObject->DeviceObjectExtension)->DeviceNode = Node;
+ ((PEXTENDED_DEVOBJ_EXTENSION)PhysicalDeviceObject->DeviceObjectExtension)->DeviceNode = Node;
- if (ParentNode)
- {
+ if (ParentNode)
+ {
KeAcquireSpinLock(&IopDeviceTreeLock, &OldIrql);
Node->Parent = ParentNode;
Node->NextSibling = ParentNode->Child;
if (ParentNode->Child != NULL)
- {
- ParentNode->Child->PrevSibling = Node;
- }
+ {
+ ParentNode->Child->PrevSibling = Node;
+ }
ParentNode->Child = Node;
KeReleaseSpinLock(&IopDeviceTreeLock, OldIrql);
Node->Level = ParentNode->Level + 1;
- }
+ }
- *DeviceNode = Node;
+ *DeviceNode = Node;
- return STATUS_SUCCESS;
+ return STATUS_SUCCESS;
}
NTSTATUS
IopFreeDeviceNode(PDEVICE_NODE DeviceNode)
{
- KIRQL OldIrql;
+ KIRQL OldIrql;
- /* All children must be deleted before a parent is deleted */
- ASSERT(!DeviceNode->Child);
+ /* All children must be deleted before a parent is deleted */
+ ASSERT(!DeviceNode->Child);
- KeAcquireSpinLock(&IopDeviceTreeLock, &OldIrql);
+ KeAcquireSpinLock(&IopDeviceTreeLock, &OldIrql);
- ASSERT(DeviceNode->PhysicalDeviceObject);
+ ASSERT(DeviceNode->PhysicalDeviceObject);
- ObDereferenceObject(DeviceNode->PhysicalDeviceObject);
+ ObDereferenceObject(DeviceNode->PhysicalDeviceObject);
- /* Unlink from parent if it exists */
+ /* Unlink from parent if it exists */
- if ((DeviceNode->Parent) && (DeviceNode->Parent->Child == DeviceNode))
- {
- DeviceNode->Parent->Child = DeviceNode->NextSibling;
- }
+ if ((DeviceNode->Parent) && (DeviceNode->Parent->Child == DeviceNode))
+ {
+ DeviceNode->Parent->Child = DeviceNode->NextSibling;
+ }
- /* Unlink from sibling list */
+ /* Unlink from sibling list */
- if (DeviceNode->PrevSibling)
- {
- DeviceNode->PrevSibling->NextSibling = DeviceNode->NextSibling;
- }
+ if (DeviceNode->PrevSibling)
+ {
+ DeviceNode->PrevSibling->NextSibling = DeviceNode->NextSibling;
+ }
- if (DeviceNode->NextSibling)
- {
- DeviceNode->NextSibling->PrevSibling = DeviceNode->PrevSibling;
- }
+ if (DeviceNode->NextSibling)
+ {
+ DeviceNode->NextSibling->PrevSibling = DeviceNode->PrevSibling;
+ }
- KeReleaseSpinLock(&IopDeviceTreeLock, OldIrql);
+ KeReleaseSpinLock(&IopDeviceTreeLock, OldIrql);
- RtlFreeUnicodeString(&DeviceNode->InstancePath);
+ RtlFreeUnicodeString(&DeviceNode->InstancePath);
- RtlFreeUnicodeString(&DeviceNode->ServiceName);
+ RtlFreeUnicodeString(&DeviceNode->ServiceName);
- if (DeviceNode->ResourceList)
- {
- ExFreePool(DeviceNode->ResourceList);
- }
+ if (DeviceNode->ResourceList)
+ {
+ ExFreePool(DeviceNode->ResourceList);
+ }
- if (DeviceNode->ResourceListTranslated)
- {
- ExFreePool(DeviceNode->ResourceListTranslated);
- }
+ if (DeviceNode->ResourceListTranslated)
+ {
+ ExFreePool(DeviceNode->ResourceListTranslated);
+ }
- if (DeviceNode->ResourceRequirements)
- {
- ExFreePool(DeviceNode->ResourceRequirements);
- }
+ if (DeviceNode->ResourceRequirements)
+ {
+ ExFreePool(DeviceNode->ResourceRequirements);
+ }
- if (DeviceNode->BootResources)
- {
- ExFreePool(DeviceNode->BootResources);
- }
+ if (DeviceNode->BootResources)
+ {
+ ExFreePool(DeviceNode->BootResources);
+ }
- ExFreePool(DeviceNode);
+ ExFreePool(DeviceNode);
- return STATUS_SUCCESS;
+ return STATUS_SUCCESS;
}
NTSTATUS
-IopInitiatePnpIrp(
- PDEVICE_OBJECT DeviceObject,
- PIO_STATUS_BLOCK IoStatusBlock,
- ULONG MinorFunction,
- PIO_STACK_LOCATION Stack OPTIONAL)
+IopInitiatePnpIrp(PDEVICE_OBJECT DeviceObject,
+ PIO_STATUS_BLOCK IoStatusBlock,
+ ULONG MinorFunction,
+ PIO_STACK_LOCATION Stack OPTIONAL)
{
- PDEVICE_OBJECT TopDeviceObject;
- PIO_STACK_LOCATION IrpSp;
- NTSTATUS Status;
- KEVENT Event;
- PIRP Irp;
-
- /* Always call the top of the device stack */
- TopDeviceObject = IoGetAttachedDeviceReference(DeviceObject);
-
- KeInitializeEvent(
- &Event,
- NotificationEvent,
- FALSE);
-
- Irp = IoBuildSynchronousFsdRequest(
- IRP_MJ_PNP,
- TopDeviceObject,
- NULL,
- 0,
- NULL,
- &Event,
- IoStatusBlock);
-
- /* PNP IRPs are always initialized with a status code of
- STATUS_NOT_IMPLEMENTED */
- Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
- Irp->IoStatus.Information = 0;
-
- IrpSp = IoGetNextIrpStackLocation(Irp);
- IrpSp->MinorFunction = MinorFunction;
-
- if (Stack)
- {
- RtlMoveMemory(
- &IrpSp->Parameters,
- &Stack->Parameters,
- sizeof(Stack->Parameters));
- }
+ PDEVICE_OBJECT TopDeviceObject;
+ PIO_STACK_LOCATION IrpSp;
+ NTSTATUS Status;
+ KEVENT Event;
+ PIRP Irp;
- Status = IoCallDriver(TopDeviceObject, Irp);
- if (Status == STATUS_PENDING)
- {
- KeWaitForSingleObject(
- &Event,
- Executive,
- KernelMode,
- FALSE,
- NULL);
+ /* Always call the top of the device stack */
+ TopDeviceObject = IoGetAttachedDeviceReference(DeviceObject);
+
+ KeInitializeEvent(
+ &Event,
+ NotificationEvent,
+ FALSE);
+
+ Irp = IoBuildSynchronousFsdRequest(
+ IRP_MJ_PNP,
+ TopDeviceObject,
+ NULL,
+ 0,
+ NULL,
+ &Event,
+ IoStatusBlock);
+
+ /* PNP IRPs are always initialized with a status code of
+ STATUS_NOT_IMPLEMENTED */
+ Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED;
+ Irp->IoStatus.Information = 0;
+
+ IrpSp = IoGetNextIrpStackLocation(Irp);
+ IrpSp->MinorFunction = MinorFunction;
+
+ if (Stack)
+ {
+ RtlMoveMemory(&IrpSp->Parameters,
+ &Stack->Parameters,
+ sizeof(Stack->Parameters));
+ }
+
+ Status = IoCallDriver(TopDeviceObject, Irp);
+ if (Status == STATUS_PENDING)
+ {
+ KeWaitForSingleObject(&Event,
+ Executive,
+ KernelMode,
+ FALSE,
+ NULL);
Status = IoStatusBlock->Status;
- }
+ }
- ObDereferenceObject(TopDeviceObject);
+ ObDereferenceObject(TopDeviceObject);
- return Status;
+ return Status;
}
NTSTATUS
-IopTraverseDeviceTreeNode(
- PDEVICETREE_TRAVERSE_CONTEXT Context)
+IopTraverseDeviceTreeNode(PDEVICETREE_TRAVERSE_CONTEXT Context)
{
- PDEVICE_NODE ParentDeviceNode;
- PDEVICE_NODE ChildDeviceNode;
- NTSTATUS Status;
+ PDEVICE_NODE ParentDeviceNode;
+ PDEVICE_NODE ChildDeviceNode;
+ NTSTATUS Status;
- /* Copy context data so we don't overwrite it in subsequent calls to this function */
- ParentDeviceNode = Context->DeviceNode;
+ /* Copy context data so we don't overwrite it in subsequent calls to this function */
+ ParentDeviceNode = Context->DeviceNode;
- /* Call the action routine */
- Status = (Context->Action)(ParentDeviceNode, Context->Context);
- if (!NT_SUCCESS(Status))
- {
- return Status;
- }
+ /* Call the action routine */
+ Status = (Context->Action)(ParentDeviceNode, Context->Context);
+ if (!NT_SUCCESS(Status))
+ {
+ return Status;
+ }
- /* Traversal of all children nodes */
- for (ChildDeviceNode = ParentDeviceNode->Child;
- ChildDeviceNode != NULL;
- ChildDeviceNode = ChildDeviceNode->NextSibling)
- {
- /* Pass the current device node to the action routine */
- Context->DeviceNode = ChildDeviceNode;
+ /* Traversal of all children nodes */
+ for (ChildDeviceNode = ParentDeviceNode->Child;
+ ChildDeviceNode != NULL;
+ ChildDeviceNode = ChildDeviceNode->NextSibling)
+ {
+ /* Pass the current device node to the action routine */
+ Context->DeviceNode = ChildDeviceNode;
- Status = IopTraverseDeviceTreeNode(Context);
- if (!NT_SUCCESS(Status))
- {
- return Status;
- }
- }
+ Status = IopTraverseDeviceTreeNode(Context);
+ if (!NT_SUCCESS(Status))
+ {
+ return Status;
+ }
+ }
- return Status;
+ return Status;
}
NTSTATUS
-IopTraverseDeviceTree(
- PDEVICETREE_TRAVERSE_CONTEXT Context)
+IopTraverseDeviceTree(PDEVICETREE_TRAVERSE_CONTEXT Context)
{
- NTSTATUS Status;
+ NTSTATUS Status;
- DPRINT("Context 0x%p\n", Context);
+ DPRINT("Context 0x%p\n", Context);
- DPRINT("IopTraverseDeviceTree(DeviceNode 0x%p FirstDeviceNode 0x%p Action %x Context 0x%p)\n",
- Context->DeviceNode, Context->FirstDeviceNode, Context->Action, Context->Context);
+ DPRINT("IopTraverseDeviceTree(DeviceNode 0x%p FirstDeviceNode 0x%p Action %x Context 0x%p)\n",
+ Context->DeviceNode, Context->FirstDeviceNode, Context->Action, Context->Context);
- /* Start from the specified device node */
- Context->DeviceNode = Context->FirstDeviceNode;
+ /* Start from the specified device node */
+ Context->DeviceNode = Context->FirstDeviceNode;
- /* Recursively traverse the device tree */
- Status = IopTraverseDeviceTreeNode(Context);
- if (Status == STATUS_UNSUCCESSFUL)
- {
- /* The action routine just wanted to terminate the traversal with status
- code STATUS_SUCCESS */
- Status = STATUS_SUCCESS;
- }
+ /* Recursively traverse the device tree */
+ Status = IopTraverseDeviceTreeNode(Context);
+ if (Status == STATUS_UNSUCCESSFUL)
+ {
+ /* The action routine just wanted to terminate the traversal with status
+ code STATUS_SUCCESS */
+ Status = STATUS_SUCCESS;
+ }
- return Status;
+ return Status;
}
-static NTSTATUS
+static
+NTSTATUS
IopCreateDeviceKeyPath(PWSTR Path,
- PHANDLE Handle)
+ PHANDLE Handle)
{
- OBJECT_ATTRIBUTES ObjectAttributes;
- WCHAR KeyBuffer[MAX_PATH];
- UNICODE_STRING KeyName;
- HANDLE KeyHandle;
- NTSTATUS Status;
- PWCHAR Current;
- PWCHAR Next;
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ WCHAR KeyBuffer[MAX_PATH];
+ UNICODE_STRING KeyName;
+ HANDLE KeyHandle;
+ NTSTATUS Status;
+ PWCHAR Current;
+ PWCHAR Next;
- *Handle = NULL;
+ *Handle = NULL;
- if (_wcsnicmp(Path, L"\\Registry\\", 10) != 0)
- {
+ if (_wcsnicmp(Path, L"\\Registry\\", 10) != 0)
+ {
return STATUS_INVALID_PARAMETER;
- }
+ }
- wcsncpy (KeyBuffer, Path, MAX_PATH-1);
+ wcsncpy (KeyBuffer, Path, MAX_PATH-1);
- /* Skip \\Registry\\ */
- Current = KeyBuffer;
- Current = wcschr (Current, L'\\') + 1;
- Current = wcschr (Current, L'\\') + 1;
+ /* Skip \\Registry\\ */
+ Current = KeyBuffer;
+ Current = wcschr (Current, L'\\') + 1;
+ Current = wcschr (Current, L'\\') + 1;
- while (TRUE)
- {
+ while (TRUE)
+ {
Next = wcschr (Current, L'\\');
if (Next == NULL)
- {
- /* The end */
- }
+ {
+ /* The end */
+ }
else
- {
- *Next = 0;
- }
+ {
+ *Next = 0;
+ }
RtlInitUnicodeString (&KeyName, KeyBuffer);
InitializeObjectAttributes (&ObjectAttributes,
- &KeyName,
- OBJ_CASE_INSENSITIVE,
- NULL,
- NULL);
+ &KeyName,
+ OBJ_CASE_INSENSITIVE,
+ NULL,
+ NULL);
DPRINT("Create '%S'\n", KeyName.Buffer);
Status = ZwCreateKey (&KeyHandle,
- KEY_ALL_ACCESS,
- &ObjectAttributes,
- 0,
- NULL,
- 0,
- NULL);
+ KEY_ALL_ACCESS,
+ &ObjectAttributes,
+ 0,
+ NULL,
+ 0,
+ NULL);
if (!NT_SUCCESS (Status))
- {
- DPRINT ("ZwCreateKey() failed with status %x\n", Status);
- return Status;
- }
+ {
+ DPRINT ("ZwCreateKey() failed with status %x\n", Status);
+ return Status;
+ }
if (Next == NULL)
- {
- *Handle = KeyHandle;
- return STATUS_SUCCESS;
- }
+ {
+ *Handle = KeyHandle;
+ return STATUS_SUCCESS;
+ }
else
- {
- ZwClose (KeyHandle);
- *Next = L'\\';
- }
+ {
+ ZwClose (KeyHandle);
+ *Next = L'\\';
+ }
Current = Next + 1;
- }
+ }
- return STATUS_UNSUCCESSFUL;
+ return STATUS_UNSUCCESSFUL;
}
-static NTSTATUS
+static
+NTSTATUS
IopSetDeviceInstanceData(HANDLE InstanceKey,
- PDEVICE_NODE DeviceNode)
+ PDEVICE_NODE DeviceNode)
{
- OBJECT_ATTRIBUTES ObjectAttributes;
- UNICODE_STRING KeyName;
- HANDLE LogConfKey;
- ULONG ResCount;
- ULONG ListSize;
- NTSTATUS Status;
-
- DPRINT("IopSetDeviceInstanceData() called\n");
-
- /* Create the 'LogConf' key */
- RtlInitUnicodeString(&KeyName,
- L"LogConf");
- InitializeObjectAttributes(&ObjectAttributes,
- &KeyName,
- OBJ_CASE_INSENSITIVE,
- InstanceKey,
- NULL);
- Status = ZwCreateKey(&LogConfKey,
- KEY_ALL_ACCESS,
- &ObjectAttributes,
- 0,
- NULL,
- 0,
- NULL);
- if (NT_SUCCESS(Status))
- {
- /* Set 'BootConfig' value */
- if (DeviceNode->BootResources != NULL)
- {
- ResCount = DeviceNode->BootResources->Count;
- if (ResCount != 0)
- {
- ListSize = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ UNICODE_STRING KeyName;
+ HANDLE LogConfKey;
+ ULONG ResCount;
+ ULONG ListSize;
+ NTSTATUS Status;
- RtlInitUnicodeString(&KeyName,
- L"BootConfig");
- Status = ZwSetValueKey(LogConfKey,
- &KeyName,
- 0,
- REG_RESOURCE_LIST,
- &DeviceNode->BootResources,
- ListSize);
+ DPRINT("IopSetDeviceInstanceData() called\n");
+
+ /* Create the 'LogConf' key */
+ RtlInitUnicodeString(&KeyName, L"LogConf");
+ InitializeObjectAttributes(&ObjectAttributes,
+ &KeyName,
+ OBJ_CASE_INSENSITIVE,
+ InstanceKey,
+ NULL);
+ Status = ZwCreateKey(&LogConfKey,
+ KEY_ALL_ACCESS,
+ &ObjectAttributes,
+ 0,
+ NULL,
+ 0,
+ NULL);
+ if (NT_SUCCESS(Status))
+ {
+ /* Set 'BootConfig' value */
+ if (DeviceNode->BootResources != NULL)
+ {
+ ResCount = DeviceNode->BootResources->Count;
+ if (ResCount != 0)
+ {
+ ListSize = CM_RESOURCE_LIST_SIZE(DeviceNode->BootResources);
+
+ RtlInitUnicodeString(&KeyName, L"BootConfig");
+ Status = ZwSetValueKey(LogConfKey,
+ &KeyName,
+ 0,
+ REG_RESOURCE_LIST,
+ &DeviceNode->BootResources,
+ ListSize);
+ }
}
- }
- /* Set 'BasicConfigVector' value */
- if (DeviceNode->ResourceRequirements != NULL &&
- DeviceNode->ResourceRequirements->ListSize != 0)
- {
- RtlInitUnicodeString(&KeyName,
- L"BasicConfigVector");
- Status = ZwSetValueKey(LogConfKey,
- &KeyName,
- 0,
- REG_RESOURCE_REQUIREMENTS_LIST,
- DeviceNode->ResourceRequirements,
- DeviceNode->ResourceRequirements->ListSize);
- }
+ /* Set 'BasicConfigVector' value */
+ if (DeviceNode->ResourceRequirements != NULL &&
+ DeviceNode->ResourceRequirements->ListSize != 0)
+ {
+ RtlInitUnicodeString(&KeyName, L"BasicConfigVector");
+ Status = ZwSetValueKey(LogConfKey,
+ &KeyName,
+ 0,
+ REG_RESOURCE_REQUIREMENTS_LIST,
+ DeviceNode->ResourceRequirements,
+ DeviceNode->ResourceRequirements->ListSize);
+ }
- ZwClose(LogConfKey);
- }
+ ZwClose(LogConfKey);
+ }
#if 0
if (DeviceNode->PhysicalDeviceObject != NULL)
NTSTATUS
-IopAssignDeviceResources(
- PDEVICE_NODE DeviceNode)
+IopAssignDeviceResources(PDEVICE_NODE DeviceNode)
{
PIO_RESOURCE_LIST ResourceList;
PIO_RESOURCE_DESCRIPTOR ResourceDescriptor;
{
/* We have a good slot number */
ret = HalGetBusDataByOffset(PCIConfiguration,
- DeviceNode->ResourceRequirements->BusNumber,
- SlotNumber,
- &Irq,
- 0x3c /* PCI_INTERRUPT_LINE */,
- sizeof(UCHAR));
+ DeviceNode->ResourceRequirements->BusNumber,
+ SlotNumber,
+ &Irq,
+ 0x3c /* PCI_INTERRUPT_LINE */,
+ sizeof(UCHAR));
if (ret != 0 && ret != 2
- && ResourceDescriptor->u.Interrupt.MinimumVector <= Irq
- && ResourceDescriptor->u.Interrupt.MaximumVector >= Irq)
+ && ResourceDescriptor->u.Interrupt.MinimumVector <= Irq
+ && ResourceDescriptor->u.Interrupt.MaximumVector >= Irq)
{
/* The device already has an assigned IRQ */
DescriptorRaw->u.Interrupt.Vector = Irq;
*/
NTSTATUS
-IopGetParentIdPrefix(
- PDEVICE_NODE DeviceNode,
- PUNICODE_STRING ParentIdPrefix)
+IopGetParentIdPrefix(PDEVICE_NODE DeviceNode,
+ PUNICODE_STRING ParentIdPrefix)
{
ULONG KeyNameBufferLength;
PWSTR KeyNameBuffer = NULL;
InitializeObjectAttributes(&ObjectAttributes, &KeyName, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
Status = ZwOpenKey(&hKey, KEY_QUERY_VALUE | KEY_SET_VALUE, &ObjectAttributes);
if (!NT_SUCCESS(Status))
- goto cleanup;
+ goto cleanup;
RtlInitUnicodeString(&ValueName, L"ParentIdPrefix");
Status = ZwQueryValueKey(
hKey, &ValueName,
RtlInitUnicodeString(&KeyValue, (PWSTR)ParentIdPrefixInformation->Data);
/* 3. Try to write the ParentIdPrefix to registry */
- Status = ZwSetValueKey(
- hKey, &ValueName,
- 0, REG_SZ,
- (PVOID)KeyValue.Buffer,
- (wcslen(KeyValue.Buffer) + 1) * sizeof(WCHAR));
+ Status = ZwSetValueKey(hKey,
+ &ValueName,
+ 0,
+ REG_SZ,
+ (PVOID)KeyValue.Buffer,
+ (wcslen(KeyValue.Buffer) + 1) * sizeof(WCHAR));
cleanup:
if (NT_SUCCESS(Status))
*/
NTSTATUS
-IopActionInterrogateDeviceStack(
- PDEVICE_NODE DeviceNode,
- PVOID Context)
+IopActionInterrogateDeviceStack(PDEVICE_NODE DeviceNode,
+ PVOID Context)
{
IO_STATUS_BLOCK IoStatusBlock;
PDEVICE_NODE ParentDeviceNode;
DPRINT("Sending IRP_MN_QUERY_ID.BusQueryDeviceID to device stack\n");
Stack.Parameters.QueryId.IdType = BusQueryDeviceID;
- Status = IopInitiatePnpIrp(
- DeviceNode->PhysicalDeviceObject,
- &IoStatusBlock,
- IRP_MN_QUERY_ID,
- &Stack);
+ Status = IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
+ &IoStatusBlock,
+ IRP_MN_QUERY_ID,
+ &Stack);
if (NT_SUCCESS(Status))
{
/* Copy the device id string */
DPRINT("Sending IRP_MN_QUERY_ID.BusQueryInstanceID to device stack\n");
Stack.Parameters.QueryId.IdType = BusQueryInstanceID;
- Status = IopInitiatePnpIrp(
- DeviceNode->PhysicalDeviceObject,
- &IoStatusBlock,
- IRP_MN_QUERY_ID,
- &Stack);
+ Status = IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
+ &IoStatusBlock,
+ IRP_MN_QUERY_ID,
+ &Stack);
if (NT_SUCCESS(Status))
{
/* Append the instance id string */
(49 * sizeof(WCHAR)) + DeviceNode->InstancePath.Length);
wcscpy(KeyBuffer, L"\\Registry\\Machine\\System\\CurrentControlSet\\Enum\\");
wcscat(KeyBuffer, DeviceNode->InstancePath.Buffer);
- Status = IopCreateDeviceKeyPath(KeyBuffer,
- &InstanceKey);
+ Status = IopCreateDeviceKeyPath(KeyBuffer, &InstanceKey);
ExFreePool(KeyBuffer);
if (!NT_SUCCESS(Status))
{
{
/* Set 'Capabilities' value */
- RtlInitUnicodeString(&ValueName,
- L"Capabilities");
+ RtlInitUnicodeString(&ValueName, L"Capabilities");
Status = ZwSetValueKey(InstanceKey,
- &ValueName,
- 0,
- REG_DWORD,
- (PVOID)&DeviceNode->CapabilityFlags,
- sizeof(ULONG));
+ &ValueName,
+ 0,
+ REG_DWORD,
+ (PVOID)&DeviceNode->CapabilityFlags,
+ sizeof(ULONG));
/* Set 'UINumber' value */
if (DeviceCapabilities.UINumber != (ULONG)-1)
{
- RtlInitUnicodeString(&ValueName,
- L"UINumber");
+ RtlInitUnicodeString(&ValueName, L"UINumber");
Status = ZwSetValueKey(InstanceKey,
- &ValueName,
- 0,
- REG_DWORD,
- &DeviceCapabilities.UINumber,
- sizeof(ULONG));
+ &ValueName,
+ 0,
+ REG_DWORD,
+ &DeviceCapabilities.UINumber,
+ sizeof(ULONG));
}
}
DPRINT("Sending IRP_MN_QUERY_ID.BusQueryHardwareIDs to device stack\n");
Stack.Parameters.QueryId.IdType = BusQueryHardwareIDs;
- Status = IopInitiatePnpIrp(
- DeviceNode->PhysicalDeviceObject,
- &IoStatusBlock,
- IRP_MN_QUERY_ID,
- &Stack);
+ Status = IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
+ &IoStatusBlock,
+ IRP_MN_QUERY_ID,
+ &Stack);
if (NT_SUCCESS(Status))
{
/*
DPRINT("Hardware IDs:\n");
while (*Ptr)
{
- DPRINT(" %S\n", Ptr);
- Length = wcslen(Ptr) + 1;
+ DPRINT(" %S\n", Ptr);
+ Length = wcslen(Ptr) + 1;
- Ptr += Length;
- TotalLength += Length;
+ Ptr += Length;
+ TotalLength += Length;
}
DPRINT("TotalLength: %hu\n", TotalLength);
DPRINT("\n");
- RtlInitUnicodeString(&ValueName,
- L"HardwareID");
+ RtlInitUnicodeString(&ValueName, L"HardwareID");
Status = ZwSetValueKey(InstanceKey,
&ValueName,
0,
(PVOID)IoStatusBlock.Information,
(TotalLength + 1) * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
- {
- DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
- }
+ {
+ DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
+ }
}
else
{
if (NT_SUCCESS(Status))
{
/*
- * FIXME: Check for valid characters, if there is invalid characters
- * then bugcheck.
- */
+ * FIXME: Check for valid characters, if there is invalid characters
+ * then bugcheck.
+ */
TotalLength = 0;
Ptr = (PWSTR)IoStatusBlock.Information;
DPRINT("Compatible IDs:\n");
while (*Ptr)
{
- DPRINT(" %S\n", Ptr);
- Length = wcslen(Ptr) + 1;
+ DPRINT(" %S\n", Ptr);
+ Length = wcslen(Ptr) + 1;
- Ptr += Length;
- TotalLength += Length;
+ Ptr += Length;
+ TotalLength += Length;
}
DPRINT("TotalLength: %hu\n", TotalLength);
DPRINT("\n");
- RtlInitUnicodeString(&ValueName,
- L"CompatibleIDs");
+ RtlInitUnicodeString(&ValueName, L"CompatibleIDs");
Status = ZwSetValueKey(InstanceKey,
- &ValueName,
- 0,
- REG_MULTI_SZ,
- (PVOID)IoStatusBlock.Information,
- (TotalLength + 1) * sizeof(WCHAR));
+ &ValueName,
+ 0,
+ REG_MULTI_SZ,
+ (PVOID)IoStatusBlock.Information,
+ (TotalLength + 1) * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
- {
- DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
- }
+ {
+ DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
+ }
}
else
{
if (!NT_SUCCESS(Status))
{
DPRINT1("ZwSetValueKey() failed (Status 0x%lx)\n", Status);
- }
+ }
}
else
{
if (NT_SUCCESS(Status))
{
DPRINT("LocationInformation: %S\n", (PWSTR)IoStatusBlock.Information);
- RtlInitUnicodeString(&ValueName,
- L"LocationInformation");
+ RtlInitUnicodeString(&ValueName, L"LocationInformation");
Status = ZwSetValueKey(InstanceKey,
- &ValueName,
- 0,
- REG_SZ,
- (PVOID)IoStatusBlock.Information,
- (wcslen((PWSTR)IoStatusBlock.Information) + 1) * sizeof(WCHAR));
+ &ValueName,
+ 0,
+ REG_SZ,
+ (PVOID)IoStatusBlock.Information,
+ (wcslen((PWSTR)IoStatusBlock.Information) + 1) * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
- {
- DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
- }
+ {
+ DPRINT1("ZwSetValueKey() failed (Status %lx)\n", Status);
+ }
}
else
{
*/
NTSTATUS
-IopActionConfigureChildServices(
- PDEVICE_NODE DeviceNode,
- PVOID Context)
+IopActionConfigureChildServices(PDEVICE_NODE DeviceNode,
+ PVOID Context)
{
- RTL_QUERY_REGISTRY_TABLE QueryTable[2];
+ RTL_QUERY_REGISTRY_TABLE QueryTable[3];
PDEVICE_NODE ParentDeviceNode;
PUNICODE_STRING Service;
+ UNICODE_STRING ClassGUID;
+ UNICODE_STRING NullString = RTL_CONSTANT_STRING(L"");
NTSTATUS Status;
DPRINT("IopActionConfigureChildServices(%p, %p)\n", DeviceNode, Context);
RtlZeroMemory(QueryTable, sizeof(QueryTable));
RtlInitUnicodeString(Service, NULL);
+ RtlInitUnicodeString(&ClassGUID, NULL);
QueryTable[0].Name = L"Service";
QueryTable[0].Flags = RTL_QUERY_REGISTRY_DIRECT;
QueryTable[0].EntryContext = Service;
+ QueryTable[1].Name = L"ClassGUID";
+ QueryTable[1].Flags = RTL_QUERY_REGISTRY_DIRECT;
+ QueryTable[1].EntryContext = &ClassGUID;
+ QueryTable[1].DefaultType = REG_SZ;
+ QueryTable[1].DefaultData = &NullString;
+ QueryTable[1].DefaultLength = 0;
+
RtlAppendUnicodeToString(&RegKey, L"\\Registry\\Machine\\System\\CurrentControlSet\\Enum\\");
RtlAppendUnicodeStringToString(&RegKey, &DeviceNode->InstancePath);
if (Service->Buffer == NULL)
{
IopDeviceNodeSetFlag(DeviceNode, DNF_DISABLED);
+
+ if (ClassGUID.Length != 0)
+ {
+ /* Device has a ClassGUID value, but no Service value.
+ * Suppose it is using the NULL driver, so state the
+ * device is started */
+ DPRINT("%wZ is using NULL driver\n", &DeviceNode->InstancePath);
+ IopDeviceNodeSetFlag(DeviceNode, DNF_STARTED);
+ }
return STATUS_SUCCESS;
}
*/
NTSTATUS
-IopActionInitChildServices(
- PDEVICE_NODE DeviceNode,
- PVOID Context,
- BOOLEAN BootDrivers)
+IopActionInitChildServices(PDEVICE_NODE DeviceNode,
+ PVOID Context,
+ BOOLEAN BootDrivers)
{
PDEVICE_NODE ParentDeviceNode;
NTSTATUS Status;
*/
NTSTATUS
-IopActionInitAllServices(
- PDEVICE_NODE DeviceNode,
- PVOID Context)
+IopActionInitAllServices(PDEVICE_NODE DeviceNode,
+ PVOID Context)
{
return IopActionInitChildServices(DeviceNode, Context, FALSE);
}
* BootDrivers = TRUE.
*/
NTSTATUS
-IopActionInitBootServices(
- PDEVICE_NODE DeviceNode,
- PVOID Context)
+IopActionInitBootServices(PDEVICE_NODE DeviceNode,
+ PVOID Context)
{
return IopActionInitChildServices(DeviceNode, Context, TRUE);
}
* Status
*/
NTSTATUS
-IopInitializePnpServices(
- IN PDEVICE_NODE DeviceNode,
- IN BOOLEAN BootDrivers)
+IopInitializePnpServices(IN PDEVICE_NODE DeviceNode,
+ IN BOOLEAN BootDrivers)
{
DEVICETREE_TRAVERSE_CONTEXT Context;
NTSTATUS
-IopInvalidateDeviceRelations(
- IN PDEVICE_NODE DeviceNode,
- IN DEVICE_RELATION_TYPE Type)
+IopInvalidateDeviceRelations(IN PDEVICE_NODE DeviceNode,
+ IN DEVICE_RELATION_TYPE Type)
{
DEVICETREE_TRAVERSE_CONTEXT Context;
PDEVICE_RELATIONS DeviceRelations;
}
-static NTSTATUS INIT_FUNCTION
+static
+NTSTATUS
+INIT_FUNCTION
IopSetRootDeviceInstanceData(PDEVICE_NODE DeviceNode)
{
#if 0
VOID INIT_FUNCTION
PnpInit2(VOID)
{
- NTSTATUS Status;
+ NTSTATUS Status;
- /* Set root device instance data */
- Status = IopSetRootDeviceInstanceData(IopRootDeviceNode);
- if (!NT_SUCCESS(Status))
- {
- CPRINT("Failed to set instance data\n");
- KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
- }
+ /* Set root device instance data */
+ Status = IopSetRootDeviceInstanceData(IopRootDeviceNode);
+ if (!NT_SUCCESS(Status))
+ {
+ CPRINT("Failed to set instance data\n");
+ KEBUGCHECKEX(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0);
+ }
}
/* EOF */