[fireball] 19953: Reformat to the generic style of this file (indentation=3spaces, no tabs, functions declarations generalized).
7 Dec
2005
7 Dec
'05
6:33 p.m.
Reformat to the generic style of this file (indentation=3spaces, no
tabs, functions declarations generalized).
Not everything maybe fixed, but at least it isn't a mess of TABs and
spaces anymore.
*No code changes, pure formatting*
Modified: trunk/reactos/ntoskrnl/io/pnpmgr.c
_____
Modified: trunk/reactos/ntoskrnl/io/pnpmgr.c
--- trunk/reactos/ntoskrnl/io/pnpmgr.c 2005-12-07 18:14:41 UTC (rev
19952)
+++ trunk/reactos/ntoskrnl/io/pnpmgr.c 2005-12-07 18:33:12 UTC (rev
19953)
@@ -109,11 +109,11 @@
/* FUNCTIONS
*****************************************************************/
-PDEVICE_NODE FASTCALL
-IopGetDeviceNode(
- PDEVICE_OBJECT DeviceObject)
+PDEVICE_NODE
+FASTCALL
+IopGetDeviceNode(PDEVICE_OBJECT DeviceObject)
{
- return
((PEXTENDED_DEVOBJ_EXTENSION)DeviceObject->DeviceObjectExtension)->Devic
eNode;
+ return
((PEXTENDED_DEVOBJ_EXTENSION)DeviceObject->DeviceObjectExtension)->Devic
eNode;
}
NTSTATUS
@@ -121,25 +121,25 @@
IopQueryDeviceCapabilities(PDEVICE_NODE DeviceNode,
PDEVICE_CAPABILITIES DeviceCaps)
{
- IO_STATUS_BLOCK StatusBlock;
- IO_STACK_LOCATION 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 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;
+ /* 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);
+ /* Send the IRP */
+ return IopInitiatePnpIrp(DeviceNode->PhysicalDeviceObject,
+ &StatusBlock,
+ IRP_MN_QUERY_CAPABILITIES,
+ &Stack);
}
/*
@@ -147,11 +147,10 @@
*/
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);
}
/*
@@ -159,38 +158,37 @@
*/
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);
@@ -205,42 +203,41 @@
&(IopBusTypeGuidList->Guids[DeviceNode->ChildBusTypeIndex]),
sizeof(GUID));
return STATUS_SUCCESS;
- }
- else
- {
+ }
+ else
+ {
return STATUS_OBJECT_NAME_NOT_FOUND;
- }
- break;
+ }
+ break;
- case DevicePropertyLegacyBusType:
- Length = sizeof(INTERFACE_TYPE);
- Data = &DeviceNode->ChildInterfaceType;
- break;
+ case DevicePropertyLegacyBusType:
+ Length = sizeof(INTERFACE_TYPE);
+ Data = &DeviceNode->ChildInterfaceType;
+ break;
- case DevicePropertyAddress:
-
- /* Query the device caps */
- Status = IopQueryDeviceCapabilities(DeviceNode, &DeviceCaps);
- if (NT_SUCCESS(Status) && (DeviceCaps.Address != (ULONG)-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)
@@ -249,159 +246,158 @@
// 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;
+ 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;
- }
+ 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);
+ KeyNameBuffer = ExAllocatePool(PagedPool,
+ (49 * sizeof(WCHAR)) + DeviceNode->InstancePath.Length);
- DPRINT("KeyNameBuffer: 0x%p, value %S\n",
- KeyNameBuffer, RegistryPropertyName);
+ DPRINT("KeyNameBuffer: 0x%p, value %S\n", KeyNameBuffer,
RegistryPropertyName);
- if (KeyNameBuffer == NULL)
- return STATUS_INSUFFICIENT_RESOURCES;
+ 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);
+ 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;
+ 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;
- }
+ 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);
+ 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;
- }
+ if (!NT_SUCCESS(Status))
+ {
+ ExFreePool(ValueInformation);
+ if (Status == STATUS_BUFFER_OVERFLOW)
+ return STATUS_BUFFER_TOO_SMALL;
+ else
+ return Status;
+ }
- /* FIXME: Verify the value (NULL-terminated, correct format).
*/
+ /* FIXME: Verify the value (NULL-terminated, correct format).
*/
- RtlCopyMemory(PropertyBuffer, ValueInformation->Data,
- ValueInformation->DataLength);
- ExFreePool(ValueInformation);
+ RtlCopyMemory(PropertyBuffer, ValueInformation->Data,
+ ValueInformation->DataLength);
+ ExFreePool(ValueInformation);
- return STATUS_SUCCESS;
+ 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;
@@ -412,8 +408,7 @@
*/
VOID
STDCALL
-IoInvalidateDeviceState(
- IN PDEVICE_OBJECT PhysicalDeviceObject)
+IoInvalidateDeviceState(IN PDEVICE_OBJECT PhysicalDeviceObject)
{
}
@@ -434,11 +429,10 @@
*/
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\\";
@@ -567,9 +561,7 @@
*/
VOID
STDCALL
-IoRequestDeviceEject(
- IN PDEVICE_OBJECT PhysicalDeviceObject
- )
+IoRequestDeviceEject(IN PDEVICE_OBJECT PhysicalDeviceObject)
{
UNIMPLEMENTED;
}
@@ -578,79 +570,79 @@
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;
}
/*
@@ -669,396 +661,390 @@
*/
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;
+ PDEVICE_OBJECT TopDeviceObject;
+ PIO_STACK_LOCATION IrpSp;
+ NTSTATUS Status;
+ KEVENT Event;
+ PIRP Irp;
- /* Always call the top of the device stack */
- TopDeviceObject = IoGetAttachedDeviceReference(DeviceObject);
+ /* Always call the top of the device stack */
+ TopDeviceObject = IoGetAttachedDeviceReference(DeviceObject);
- KeInitializeEvent(
- &Event,
- NotificationEvent,
- FALSE);
+ KeInitializeEvent(
+ &Event,
+ NotificationEvent,
+ FALSE);
- Irp = IoBuildSynchronousFsdRequest(
- IRP_MJ_PNP,
- TopDeviceObject,
- NULL,
- 0,
- NULL,
- &Event,
- IoStatusBlock);
+ 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;
+ /* 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;
+ IrpSp = IoGetNextIrpStackLocation(Irp);
+ IrpSp->MinorFunction = MinorFunction;
- if (Stack)
- {
- RtlMoveMemory(
- &IrpSp->Parameters,
- &Stack->Parameters,
- sizeof(Stack->Parameters));
- }
+ 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 = 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;
}
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