userreq.cpp File Reference

#include "ucx01000.h"
#include <usbuser.h>
#include <debug.h>

Include dependency graph for userreq.cpp:

Go to the source code of this file.

Classes
class	UcxUserRequest
struct	UcxUserRequestSize

Macros
#define	NDEBUG
#define	UCX_DRIVER_TRACKING_CODE   4
#define	UCX_REPORTED_USBDI_VERSION   0x600
#define	UCX_BUS_BANDWIDTH   (7000 * 8 * 8)
#define	UCX_PASS_THRU_MAX_LENGTH   0x10000
#define	UCX_LEGACY_NAME_ATTEMPTS   5
#define	UCX_SYNTHETIC_FRAME_MASK   0x7FF
#define	UCX_USER_HEADER_SIZE   sizeof(USBUSER_REQUEST_HEADER)
#define	UCX_USER_NAME_MIN   sizeof(USB_UNICODE_NAME)

Functions
	C_ASSERT (UCX_USER_HEADER_SIZE==16)
	C_ASSERT (UCX_USER_NAME_MIN==6)
	C_ASSERT (sizeof(USB_ROOT_HUB_NAME)==6)
static WDMUSB_POWER_STATE NTAPI	UcxMapDevicePowerState (_In_ DEVICE_POWER_STATE State)
static WDMUSB_POWER_STATE NTAPI	UcxMapSystemPowerState (_In_ SYSTEM_POWER_STATE State)
static VOID NTAPI	UcxUserGetControllerInfo (_Inout_ UcxUserRequest &User, _In_ UcxController *Controller)
	_IRQL_requires_ (PASSIVE_LEVEL) static VOID NTAPI UcxUserGetDriverKeyName(_Inout_ UcxUserRequest &User
	if (Space< UCX_USER_NAME_MIN)
	RtlZeroMemory (Name, Space)
	if (NT_SUCCESS(Status)) = HubReadUxdRecord(Key, &Name, Record)
else	if (Status==STATUS_BUFFER_TOO_SMALL)
User	SetStatus (UsbUserInvalidParameter)
User	Header () -> ActualBufferLength=UCX_USER_HEADER_SIZE+UCX_USER_NAME_MIN+ResultLength
	_IRQL_requires_ (PASSIVE_LEVEL) static NTSTATUS NTAPI UcxGetStrippedRootHubName(_In_ UcxRootHub *RootHub
	Sends a synchronous IOCTL to the specified device object.
	if (!NT_SUCCESS(RootHub->ReferenceSymbolicName(&Original)))
	WdfStringGetUnicodeString (Original, &Name)
	if (Count==0||Name.Buffer==NULL)
	if (!NT_SUCCESS(Status)) DPRINT1("Copying root hub %p name failed 0x%lx\n"
	WdfObjectDereferenceWithTag (Original,(PVOID) UCX_POOL_TAG)
	if (!NT_SUCCESS(UcxGetStrippedRootHubName(RootHub, &String)))
	if (String==NULL) return
	WdfStringGetUnicodeString (String, &Text)
	RtlCopyMemory (Name->String, Text.Buffer, min(Size, Space))
	if (Size > Space)
	WdfObjectDelete (String)
static VOID NTAPI	UcxUserPassThru (_Inout_ UcxUserRequest &User)
static VOID NTAPI	UcxMapWakeAndPower (_In_ const DEVICE_CAPABILITIES *HcCaps, _In_ SYSTEM_POWER_STATE SleepState, _Out_ PUSB_POWER_INFO Info)
static VOID NTAPI	UcxUserGetPowerStateMap (_Inout_ UcxUserRequest &User, _In_ UcxController *Controller)
static VOID NTAPI	UcxUserGetBandwidthInformation (_Inout_ UcxUserRequest &User)
static VOID NTAPI	UcxReadFrameForStatistics (_In_ UcxController *Controller, _Inout_ PULONG Frame)
static VOID NTAPI	UcxUserGetBusStatistics (_Inout_ UcxUserRequest &User, _In_ UcxController *Controller)
static VOID NTAPI	UcxUserGetDriverVersion (_Inout_ UcxUserRequest &User)
static BOOLEAN NTAPI	UcxLookupUserRequestSize (_In_ ULONG Request, _Out_ PULONG ParameterLength)
static VOID NTAPI	UcxRunUserRequest (_Inout_ UcxUserRequest &User, _In_ WDFDEVICE Fdo, _In_ UcxController *Controller)
static VOID NTAPI	UcxHandleUserRequest (_In_ WDFDEVICE Fdo, _In_ WDFREQUEST Request, _In_ size_t OutputBufferLength, _In_ size_t InputBufferLength)
	PAGED_CODE ()
	for (Attempt=0;Attempt< UCX_LEGACY_NAME_ATTEMPTS;Attempt++)
	if (Block==NULL||Block->UsbUserStatusCode !=UsbUserSuccess)
	if (Name->Length > MAXULONG - FIELD_OFFSET(USB_ROOT_HUB_NAME, RootHubName))
	if (Fits)
	ExFreePoolWithTag (Block, UCX_POOL_TAG)
	WdfRequestCompleteWithInformation (Request, STATUS_SUCCESS, ActualLength)
BOOLEAN NTAPI	UcxDispatchUserIoctl (_In_ WDFDEVICE Fdo, _In_ WDFREQUEST Request, _In_ size_t OutputBufferLength, _In_ size_t InputBufferLength, _In_ ULONG IoControlCode)
	C_ASSERT (FIELD_OFFSET(USB_DEVICE_NODE_INFO, NodeType)==88)
	C_ASSERT (FIELD_OFFSET(USB_DEVICE_NODE_INFO, BusAddress)==92)
	C_ASSERT (FIELD_OFFSET(USB_DEVICE_NODE_INFO, ControllerDeviceInfo)==124)
	C_ASSERT (sizeof(USB_DEVICE_NODE_INFO)==1202)
NTSTATUS NTAPI	UcxEvtWmiNodeInfoQueryInstance (_In_ WDFWMIINSTANCE WmiInstance, _In_ ULONG OutBufferSize, _Out_writes_bytes_to_(OutBufferSize, *BufferUsed) PVOID OutBuffer, _Out_ PULONG BufferUsed)

Variables
_In_ WDFDEVICE	Fdo
ULONG	Space = User.NameSpace()
ULONG	ResultLength = 0
NTSTATUS	Status = WdfDeviceQueryProperty(Fdo, DevicePropertyDriverKeyName, Space, Name->String, &ResultLength)
	else
_Out_ WDFSTRING *	Stripped
UNICODE_STRING	Name = (PUSB_UNICODE_NAME)(Block + 1)
WDFSTRING	Original
USHORT	Skip = 0
USHORT	Count = Name.Length / sizeof(WCHAR)
Name	Length = Skip * sizeof(WCHAR)
Name	MaximumLength = Skip * sizeof(WCHAR)
WDF_OBJECT_ATTRIBUTES_INIT &	Attributes
Attributes	ParentObject = RootHub->m_Handle
	RootHub
UNICODE_STRING	Text
WDFSTRING	String
ULONG	Size = Text.Length
static const UcxUserRequestSize	UcxUserRequestSizes []
_In_ WDFREQUEST	Request
_In_ WDFREQUEST _In_ size_t	OutputBufferLength
_In_ WDFREQUEST _In_ size_t _In_ ULONG	IoControlCode
PUSBUSER_REQUEST_HEADER	Block = NULL
PUSB_ROOT_HUB_NAME	Output
ULONG	Attempt
ULONG	ActualLength = ActualLength
BOOLEAN	Fits = OutputBufferLength >= ActualLength
Output	RootHubName [0] = UNICODE_NULL

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 11 of file userreq.cpp.

UCX_BUS_BANDWIDTH

#define UCX_BUS_BANDWIDTH   (7000 * 8 * 8)

Definition at line 19 of file userreq.cpp.

UCX_DRIVER_TRACKING_CODE

#define UCX_DRIVER_TRACKING_CODE   4

Definition at line 15 of file userreq.cpp.

UCX_LEGACY_NAME_ATTEMPTS

#define UCX_LEGACY_NAME_ATTEMPTS   5

Definition at line 22 of file userreq.cpp.

UCX_PASS_THRU_MAX_LENGTH

#define UCX_PASS_THRU_MAX_LENGTH   0x10000

Definition at line 21 of file userreq.cpp.

UCX_REPORTED_USBDI_VERSION

#define UCX_REPORTED_USBDI_VERSION   0x600

Definition at line 16 of file userreq.cpp.

UCX_SYNTHETIC_FRAME_MASK

#define UCX_SYNTHETIC_FRAME_MASK   0x7FF

Definition at line 23 of file userreq.cpp.

UCX_USER_HEADER_SIZE

#define UCX_USER_HEADER_SIZE   sizeof(USBUSER_REQUEST_HEADER)

Definition at line 26 of file userreq.cpp.

UCX_USER_NAME_MIN

#define UCX_USER_NAME_MIN   sizeof(USB_UNICODE_NAME)

Definition at line 27 of file userreq.cpp.

Function Documentation

_IRQL_requires_() [1/2]

_IRQL_requires_

(

PASSIVE_LEVEL

)

Sends a synchronous IOCTL to the specified device object.

The root hub name without its prefix; NULL when the PDO has no name.

Grows a private buffer to what the helper asks for.

Definition at line 2121 of file class.c.

{
    NTSTATUS status = STATUS_SUCCESS;
 
    PAGED_CODE();
 
    TracePrint((TRACE_LEVEL_VERBOSE,
                TRACE_FLAG_PNP,
                "ClassDetermineTokenOperationCommandSupport (%p): Entering function.\n",
                DeviceObject));
 
    //
    // Send down Inquiry for VPD_THIRD_PARTY_COPY_PAGE and cache away the device parameters
    // from WINDOWS_BLOCK_DEVICE_TOKEN_LIMITS_DESCRIPTOR.
    //
    status = ClasspGetBlockDeviceTokenLimitsInfo(DeviceObject);
 
    if (NT_SUCCESS(status)) {
 
        ULONG maxListIdentifier = MaxTokenOperationListIdentifier;
 
        //
        // Query the maximum list identifier to use for TokenOperation commands.
        //
        if (NT_SUCCESS(ClasspGetMaximumTokenListIdentifier(DeviceObject, REG_DISK_CLASS_CONTROL, &maxListIdentifier))) {
            if (maxListIdentifier >= MIN_TOKEN_LIST_IDENTIFIERS) {
 
                NT_ASSERT(maxListIdentifier <= MAX_TOKEN_LIST_IDENTIFIERS);
                MaxTokenOperationListIdentifier = maxListIdentifier;
            }
        }
 
    }
 
    TracePrint((TRACE_LEVEL_VERBOSE,
                TRACE_FLAG_PNP,
                "ClassDetermineTokenOperationCommandSupport (%p): Exiting function with status %x.\n",
                DeviceObject,
                status));
 
    return status;
}

_IRQL_requires_() [2/2]

_IRQL_requires_

(

PASSIVE_LEVEL

)

&

C_ASSERT() [1/7]

C_ASSERT

(

FIELD_OFFSET(USB_DEVICE_NODE_INFO, BusAddress)

= =92

)

C_ASSERT() [2/7]

C_ASSERT

(

FIELD_OFFSET(USB_DEVICE_NODE_INFO, ControllerDeviceInfo)

= =124

)

C_ASSERT() [3/7]

C_ASSERT

(

FIELD_OFFSET(USB_DEVICE_NODE_INFO, NodeType)

= =88

)

C_ASSERT() [4/7]

C_ASSERT

(

sizeof(USB_DEVICE_NODE_INFO)

= =1202

)

C_ASSERT() [5/7]

C_ASSERT

(

sizeof(USB_ROOT_HUB_NAME)

= =6

)

C_ASSERT() [6/7]

C_ASSERT

(

UCX_USER_HEADER_SIZE

= =16

)

C_ASSERT() [7/7]

C_ASSERT

(

UCX_USER_NAME_MIN

= =6

)

ExFreePoolWithTag()

ExFreePoolWithTag	(	Block	,
		UCX_POOL_TAG
	)

for()

for

(

)

Definition at line 715 of file userreq.cpp.

    {
        Block = (PUSBUSER_REQUEST_HEADER)ExAllocatePoolZero(PagedPool, Size, UCX_POOL_TAG);
        if (Block == NULL)
        {
            DPRINT1("Name IOCTL 0x%lx could not allocate %lu bytes\n", IoControlCode, Size);
            WdfRequestCompleteWithInformation(Request, STATUS_INSUFFICIENT_RESOURCES, 0);
            return;
        }
 
        Block->RequestBufferLength = Size;
 
        UcxUserRequest User(Block, Size);
 
        if (IoControlCode == IOCTL_GET_HCD_DRIVERKEY_NAME)
        {
            Block->UsbUserRequest = USBUSER_GET_CONTROLLER_DRIVER_KEY;
            UcxUserGetDriverKeyName(User, Fdo);
        }
        else
        {
            Block->UsbUserRequest = USBUSER_GET_ROOTHUB_SYMBOLIC_NAME;
            UcxUserGetRootHubName(User, Controller->m_RootHub);
        }
 
        if (Block->UsbUserStatusCode != UsbUserBufferTooSmall)
            break;
 
        Size = Block->ActualBufferLength;
        ExFreePoolWithTag(Block, UCX_POOL_TAG);
        Block = NULL;
    }

Referenced by __attribute__(), _Init_timeinfo(), _IRQL_requires_(), _setmbcp_nolock(), _TIFFVSetField(), acpi_bus_add(), ActivateOtherWindowMin(), add_chunk(), add_metadata_reloc_extent_item(), AddResourceItems(), adns__findlabel_next(), af_iup_shift(), alpha_blend_bmp_pixels(), alpha_blend_pixels_hrgn(), ArbpBuildAllocationStack(), ArbpForEachRegistryRange(), AtaDeviceExecuteAcpiTaskFile(), BitmapTestSrc_CopyPixels(), BlasterWrite(), BmfdQueryFontTree(), BT958HwAdapterControl(), UcxRootHub::BuildPowerCapabilities(), Bus_PDO_QueryResources(), cff_encoding_load(), cff_font_load(), check_pkt_fuzzy(), cid_read_subrs(), ColorCorrection(), compress_data(), compress_output(), Convert_Glyph(), copy_pixels(), create_chunk(), create_mbcinfo(), CreateCommand(), CreateOutputFile(), CreateStockObjects(), CreateStubFromTypeInfo(), CRYPT_AsnDecodeArray(), CRYPT_AsnDecodeNameValueInternal(), CRYPT_EncodeValueWithType(), d3d12_desc_flush_vk_heap_updates_locked(), d3d12_descriptor_heap_create(), d3d12_descriptor_heap_Release(), d3d12_resource_init_tiles(), d3d9_stateblock_Apply(), d3dx_evaluate_parameter(), D3DXFillTexture(), D3DXFillVolumeTexture(), D3DXSHProjectCubeMap(), DcCreateRxRing(), ddraw_surface_blt_clipped(), decode_pathname4(), decompress_onepass(), DetectBiosDisks(), DIB_16BPP_BitBltSrcCopy(), DIB_32BPP_BitBltSrcCopy(), DisplayEvent(), do_barray_io(), do_get_text(), do_sarray_io(), drop_root(), DrvEvaluatePrtObject(), DrvSetPointerShape(), elf_hash_symtab(), empty_image(), emptyImage3D(), EvalConvertParameterObjects(), Ext2InitializeVcb(), FdcFdoQueryBusRelations(), FdoEnumerateDevices(), fill_image(), fillImage3D(), XhciRootHub::FillSpeeds(), find_ps_builtin_semantics(), find_subvol(), flush_partial_stripe(), FNT_Load_Glyph(), FstubReadHeaderEFI(), FstubWritePartitionTableEFI(), ft_smooth_overlap_spans(), ft_stroke_border_export(), fx_4_parse_shader_initializer(), GdipReleaseDC(), gen_bitlen(), geometry_shader_init_so_desc(), get_apple_string(), get_usage(), get_win_string(), gl_GetIntegerv(), gl_PopAttrib(), gl_render_bitmap(), gl_TexSubImage2D(), GPOS_apply_ChainContextPos(), GPOS_apply_ContextPos(), GSUB_apply_ChainContextSubst(), GSUB_apply_ContextSubst(), HalPutScatterGatherList(), has_encoder_param_long(), HLPFILE_Uncompress_Topic(), hlsl_type_get_component_offset(), ID3DXAllocateHierarchyImpl_CreateMeshContainer(), inflateBack(), init_block(), int_upsample(), InternalLockCondVar(), IntFillImeCandidatesCHT(), IntRemoveCursorFromList(), IntWideCharToMultiByteCP(), jpeg_CreateDecompress(), KiSystemService(), KiTrap0DHandler(), LinesHorizontalProc(), LinesProc(), LinesVerticalProc(), lzx_output_match(), LZXinit(), LZXreset(), make_funny_pointers(), metadc_create_region(), MirrorRgnByWidth(), MountMgrDeletePoints(), name_string_to_path(), NetBTAstatRemote(), ObpQueryNameInfoSize(), OHCI_RH_GetPortStatus(), OnVScroll(), PciDebugPrintIoResource(), pdb_read_jg_file(), PEN_GetObject(), pfr_face_init(), pfr_slot_load_bitmap(), png_encoder_commit_frame(), PNP_AddEmptyLogConf(), PNP_FreeLogConf(), PpInitGetGroupOrderIndex(), XhciInterrupters::PrepareOne(), print_rpc_gss_sec(), PrintStackTrace(), process_update(), PropertySheetA(), PropertySheetW(), rc4_init(), read_data_raid6(), realize_virt_arrays(), regenerate_space_list(), REGION_bXformRgn(), Reorder_Ra_follows_matra(), reset_actions(), RtlFirstFreeAce(), RxGetRegistryParameters(), s_get_cpsc(), s_sum_cps(), ScanForUnpartitionedDiskSpace(), ScsiFlopDeviceControl(), SECUR32_arc4Init(), select_scan_parameters(), select_style(), FxUsbDevice::SelectConfig(), sep_downsample(), SepSidInTokenEx(), SerenumPdoPnp(), set_bottom_pointers(), set_constants(), set_wraparound_pointers(), setSBCS(), SetVolumeValue(), should_balance_chunk(), sm6_parser_emit_reg_composite_construct(), SOFTWARE_GdipDrawThinPath(), spirv_compiler_emit_constant_array(), spirv_compiler_get_descriptor_info(), start_pass(), start_pass_fdctmgr(), START_TEST(), state_init_default(), stateblock_savedstates_set_all(), stateblock_savedstates_set_pixel(), stateblock_savedstates_set_vertex(), surface_cpu_blt(), T1_Get_MM_WeightVector(), T1_Set_MM_WeightVector(), test_D3DXFillTexture(), test_D3DXSHProjectCubeMap(), test_dibsections(), test_emf_pattern_brush(), test_mf_PatternBrush(), Test_RtlFlsAllocFree(), TIFFCIELabToRGBInit(), TIFFSetDirectory(), TLB_AllocAndInitFuncDesc(), TT_Load_Simple_Glyph(), ui_patblt(), UrlCombineW(), USBFlopFormatTracks(), value_allocate_constant_array(), VGADDI_BltFromSavedScreenBits(), VGADDI_BltToSavedScreenBits(), vsir_program_trace(), VTUTF8ChannelOInit(), VTUTF8ChannelOWrite2(), wined3d_context_gl_init(), wined3d_cs_packet_decref_objects(), wined3d_cs_packet_incref_objects(), wined3d_unordered_access_view_vk_clear(), WmipClearIrpObjectList(), wodOpen(), write_data(), write_metadata_items(), and zoh_vari_process().

Header()

User Header

(

)

-> ActualBufferLength=UCX_USER_HEADER_SIZE+UCX_USER_NAME_MIN+ResultLength

Referenced by UcxHandleUserRequest().

if() [1/12]

if

(

!

NT_SUCCESSRootHub->ReferenceSymbolicName(&Original)

)

Definition at line 205 of file userreq.cpp.

    {
        DPRINT("Root hub %p has no symbolic name yet\n", RootHub);
        return STATUS_SUCCESS;
    }

if() [2/12]

if

(

!

NT_SUCCESSStatus

)

if() [3/12]

if

(

!

NT_SUCCESSUcxGetStrippedRootHubName(RootHub, &String)

)

Definition at line 274 of file userreq.cpp.

    {
        User.SetStatus(UsbUserInvalidParameter);
        User.Header()->ActualBufferLength = UCX_USER_HEADER_SIZE + UCX_USER_NAME_MIN;
        return;
    }

if() [4/12]

if

(

Block

= = NULL || Block->UsbUserStatusCode != UsbUserSuccess

)

Definition at line 748 of file userreq.cpp.

    {
        DPRINT1("Name IOCTL 0x%lx failed, USBUSER status %d\n",
                IoControlCode, Block != NULL ? (INT)Block->UsbUserStatusCode : -1);
 
        if (Block != NULL)
            ExFreePoolWithTag(Block, UCX_POOL_TAG);
 
        WdfRequestCompleteWithInformation(Request, STATUS_UNSUCCESSFUL, 0);
        return;
    }

if() [5/12]

if

(

Count

= = 0 || Name.Buffer == NULL

)

Definition at line 214 of file userreq.cpp.

    {
        DPRINT1("Root hub %p symbolic name is empty\n", RootHub);
        Status = STATUS_UNSUCCESSFUL;
    }

if() [6/12]

if

(

Fits

)

Definition at line 776 of file userreq.cpp.

    {
        RtlCopyMemory(Output->RootHubName, Name->String, Name->Length);
    }

if() [7/12]

if	(	Name->	Length,
		MAXULONG -	FIELD_OFFSETUSB_ROOT_HUB_NAME, RootHubName
	)

Definition at line 763 of file userreq.cpp.

    {
        ActualLength = MAXULONG;
        Fits = FALSE;
    }

if() [8/12]

if

(

NT_SUCCESS(Status)

)

= HubReadUxdRecord(Key, &Name, Record)

Definition at line 169 of file userreq.cpp.

    {
        User.SetStatus(UsbUserSuccess);
        Name->Length = ResultLength + sizeof(WCHAR);
    }

if() [9/12]

if	(	Size	,
		Space
	)

Definition at line 290 of file userreq.cpp.

    {
        User.SetStatus(UsbUserBufferTooSmall);
    }

if() [10/12]

if

(

)

Definition at line 159 of file userreq.cpp.

    {
        User.SetStatus(UsbUserBufferTooSmall);
        return;
    }

if() [11/12]

if

(

Status

= = STATUS_BUFFER_TOO_SMALL

)

Definition at line 174 of file userreq.cpp.

    {
        User.SetStatus(UsbUserBufferTooSmall);
    }

if() [12/12]

if

(

String

= =NULL

)

PAGED_CODE()

PAGED_CODE

(

)

RtlCopyMemory()

RtlCopyMemory	(	Name->	String,
		Text.	Buffer,
		min(Size, Space)
	)

RtlZeroMemory()

RtlZeroMemory	(	Name	,
		Space
	)

SetStatus()

User SetStatus

(

UsbUserInvalidParameter

)

UcxDispatchUserIoctl()

BOOLEAN NTAPI UcxDispatchUserIoctl	(	_In_ WDFDEVICE	Fdo,
		_In_ WDFREQUEST	Request,
		_In_ size_t	OutputBufferLength,
		_In_ size_t	InputBufferLength,
		_In_ ULONG	IoControlCode
	)

TRUE when UCX recognized and completed the request.

Definition at line 793 of file userreq.cpp.

{
    switch (IoControlCode)
    {
        /* Accepted, nothing changes */
        case IOCTL_USB_DIAGNOSTIC_MODE_ON:
        case IOCTL_USB_DIAGNOSTIC_MODE_OFF:
            WdfRequestComplete(Request, STATUS_SUCCESS);
            return TRUE;
 
        case IOCTL_USB_GET_ROOT_HUB_NAME:
        case IOCTL_GET_HCD_DRIVERKEY_NAME:
            UcxHandleLegacyName(Fdo, Request, OutputBufferLength, IoControlCode);
            return TRUE;
 
        case IOCTL_USB_USER_REQUEST:
            UcxHandleUserRequest(Fdo, Request, OutputBufferLength, InputBufferLength);
            return TRUE;
 
        default:
            return FALSE;
    }
}

Referenced by UcxApiIoDeviceControl().

UcxEvtWmiNodeInfoQueryInstance()

NTSTATUS NTAPI UcxEvtWmiNodeInfoQueryInstance	(	_In_ WDFWMIINSTANCE	WmiInstance,
		_In_ ULONG	OutBufferSize,
		_Out_writes_bytes_to_(OutBufferSize, *BufferUsed) PVOID	OutBuffer,
		_Out_ PULONG	BufferUsed
	)

Definition at line 832 of file userreq.cpp.

{
    UcxController* Controller = UcxController::FromFdo(WdfWmiInstanceGetDevice(WmiInstance));
    const UCX_CONTROLLER_PCI_INFORMATION* Pci = &Controller->m_Config.PciDeviceInfo;
    PUSB_DEVICE_NODE_INFO Node = (PUSB_DEVICE_NODE_INFO)OutBuffer;
    UcxRootHub* RootHub = Controller->m_RootHub;
 
    *BufferUsed = sizeof(*Node);
 
    if (OutBufferSize < sizeof(*Node))
    {
        DPRINT1("WMI node info buffer of %lu bytes is too small\n", OutBufferSize);
        return STATUS_BUFFER_TOO_SMALL;
    }
 
    RtlZeroMemory(OutBuffer, OutBufferSize);
 
    Node->Sig = USB_NODE_INFO_SIG;
    Node->LengthInBytes = sizeof(*Node);
    RtlStringCbCopyA((PSTR)Node->DeviceDescription,
                     sizeof(Node->DeviceDescription),
                     (PCSTR)Controller->m_Config.DeviceDescription);
 
    Node->NodeType = UsbController;
    Node->BusAddress.PciBusNumber = Pci->BusNumber;
    Node->BusAddress.PciDeviceNumber = Pci->DeviceNumber;
    Node->BusAddress.PciFunctionNumber = Pci->FunctionNumber;
 
    Node->ControllerDeviceInfo.PciVendorId = Pci->VendorId;
    Node->ControllerDeviceInfo.PciDeviceId = Pci->DeviceId;
    Node->ControllerDeviceInfo.PciRevision = Pci->RevisionId;
    Node->ControllerDeviceInfo.NumberOfRootPorts = RootHub->m_NumberOf20Ports + RootHub->m_NumberOf30Ports;
    Node->ControllerDeviceInfo.HcFeatureFlags = USB_HC_FEATURE_FLAG_SEL_SUSPEND;
 
    return STATUS_SUCCESS;
}

UcxHandleUserRequest()

static VOID NTAPI UcxHandleUserRequest ( _In_ WDFDEVICE  Fdo, _In_ WDFREQUEST  Request, _In_ size_t  OutputBufferLength, _In_ size_t  InputBufferLength  )

static

Definition at line 629 of file userreq.cpp.

{
    UcxController* Controller = UcxController::FromFdo(Fdo);
    PUSBUSER_REQUEST_HEADER Header;
    ULONG ParameterLength;
    ULONG_PTR Information;
 
    if (InputBufferLength != OutputBufferLength)
    {
        DPRINT1("USBUSER IOCTL input length %Iu differs from output length %Iu\n", InputBufferLength, OutputBufferLength);
        WdfRequestCompleteWithInformation(Request, STATUS_INVALID_PARAMETER, 0);
        return;
    }
 
    if (!NT_SUCCESS(WdfRequestRetrieveOutputBuffer(Request, UCX_USER_HEADER_SIZE, (PVOID*)&Header, NULL)))
    {
        DPRINT1("USBUSER IOCTL buffer of %Iu bytes is too small\n", OutputBufferLength);
        WdfRequestCompleteWithInformation(Request, STATUS_BUFFER_TOO_SMALL, 0);
        return;
    }
 
    UcxUserRequest User(Header, (ULONG)OutputBufferLength);
 
    /* The request itself succeeds from here; problems go into the header */
    Header->UsbUserStatusCode = UsbUserSuccess;
    Header->ActualBufferLength = UCX_USER_HEADER_SIZE;
 
    if (Header->RequestBufferLength != OutputBufferLength)
    {
        DPRINT1("USBUSER header length %lu differs from buffer length %Iu\n",
                Header->RequestBufferLength, OutputBufferLength);
        User.SetStatus(UsbUserInvalidHeaderParameter);
        WdfRequestCompleteWithInformation(Request, STATUS_SUCCESS, UCX_USER_HEADER_SIZE);
        return;
    }
 
    /* A short parameter block reports the needed size but returns only the header */
    if (UcxLookupUserRequestSize(Header->UsbUserRequest, &ParameterLength) &&
        !User.CheckParameterLength(ParameterLength))
    {
        WdfRequestCompleteWithInformation(Request, STATUS_SUCCESS, UCX_USER_HEADER_SIZE);
        return;
    }
 
    UcxRunUserRequest(User, Fdo, Controller);
 
    Information = min(Header->RequestBufferLength, Header->ActualBufferLength);
    WdfRequestCompleteWithInformation(Request, STATUS_SUCCESS, Information);
}

Referenced by UcxDispatchUserIoctl().

UcxLookupUserRequestSize()

static BOOLEAN NTAPI UcxLookupUserRequestSize ( _In_ ULONG  Request, _Out_ PULONG  ParameterLength  )

static

Parameter size of a request UCX knows, or FALSE for anything else.

Definition at line 534 of file userreq.cpp.

{
    ULONG Index;
 
    for (Index = 0; Index < RTL_NUMBER_OF(UcxUserRequestSizes); Index++)
    {
        if (UcxUserRequestSizes[Index].Request == Request)
        {
            *ParameterLength = UcxUserRequestSizes[Index].ParameterLength;
            return TRUE;
        }
    }
 
    return FALSE;
}

Referenced by UcxHandleUserRequest(), and UcxRunUserRequest().

UcxMapDevicePowerState()

static WDMUSB_POWER_STATE NTAPI UcxMapDevicePowerState ( _In_ DEVICE_POWER_STATE  State )

static

Definition at line 99 of file userreq.cpp.

{
    if (State >= PowerDeviceUnspecified && State <= PowerDeviceD3)
        return (WDMUSB_POWER_STATE)(WdmUsbPowerDeviceUnspecified + State);
 
    return WdmUsbPowerNotMapped;
}

Referenced by UcxUserGetPowerStateMap().

UcxMapSystemPowerState()

static WDMUSB_POWER_STATE NTAPI UcxMapSystemPowerState ( _In_ SYSTEM_POWER_STATE  State )

static

Definition at line 112 of file userreq.cpp.

{
    if (State >= PowerSystemWorking && State <= PowerSystemShutdown)
        return (WDMUSB_POWER_STATE)(WdmUsbPowerSystemUnspecified + State);
 
    return WdmUsbPowerNotMapped;
}

Referenced by UcxUserGetPowerStateMap().

UcxMapWakeAndPower()

static VOID NTAPI UcxMapWakeAndPower ( _In_ const DEVICE_CAPABILITIES *  HcCaps, _In_ SYSTEM_POWER_STATE  SleepState, _Out_ PUSB_POWER_INFO  Info  )

static

Whether the controller can wake the system from Sx, and stays powered in it.

Definition at line 336 of file userreq.cpp.

{
    DEVICE_POWER_STATE DeviceState = HcCaps->DeviceState[SleepState];
 
    if (SleepState <= HcCaps->SystemWake)
    {
        Info->CanWakeup = (DeviceState != PowerDeviceUnspecified);
        Info->IsPowered = Info->CanWakeup;
    }
    else
    {
        Info->CanWakeup = FALSE;
        Info->IsPowered = (DeviceState != PowerDeviceD3 && DeviceState != PowerDeviceUnspecified);
    }
}

Referenced by UcxUserGetPowerStateMap().

UcxReadFrameForStatistics()

static VOID NTAPI UcxReadFrameForStatistics ( _In_ UcxController *  Controller, _Inout_ PULONG  Frame  )

static

Uses the cached frame during a reset; failures report a counter that just moves on.

Definition at line 420 of file userreq.cpp.

{
    NTSTATUS Status = STATUS_UNSUCCESSFUL;
 
    if (Controller->m_Config.EvtControllerGetCurrentFrameNumber != NULL)
        Status = Controller->GetCurrentFrameNumber(Frame);
 
    if (!NT_SUCCESS(Status))
    {
        DPRINT("Frame number read on controller %p failed 0x%lx, faking one\n", Controller, Status);
        Controller->m_SyntheticFrame = (Controller->m_SyntheticFrame + 1) & UCX_SYNTHETIC_FRAME_MASK;
        *Frame = Controller->m_SyntheticFrame;
    }
}

Referenced by UcxUserGetBusStatistics().

UcxRunUserRequest()

static VOID NTAPI UcxRunUserRequest ( _Inout_ UcxUserRequest &  User, _In_ WDFDEVICE  Fdo, _In_ UcxController *  Controller  )

static

Definition at line 555 of file userreq.cpp.

{
    switch (User.Header()->UsbUserRequest)
    {
        case USBUSER_GET_CONTROLLER_INFO_0:
            UcxUserGetControllerInfo(User, Controller);
            break;
 
        case USBUSER_GET_CONTROLLER_DRIVER_KEY:
            UcxUserGetDriverKeyName(User, Fdo);
            break;
 
        case USBUSER_PASS_THRU:
            UcxUserPassThru(User);
            break;
 
        case USBUSER_GET_POWER_STATE_MAP:
            UcxUserGetPowerStateMap(User, Controller);
            break;
 
        case USBUSER_GET_BANDWIDTH_INFORMATION:
            UcxUserGetBandwidthInformation(User);
            break;
 
        case USBUSER_GET_BUS_STATISTICS_0:
            UcxUserGetBusStatistics(User, Controller);
            break;
 
        case USBUSER_GET_ROOTHUB_SYMBOLIC_NAME:
            UcxUserGetRootHubName(User, Controller->m_RootHub);
            break;
 
        case USBUSER_GET_USB_DRIVER_VERSION:
            UcxUserGetDriverVersion(User);
            break;
 
        /* Accepted and ignored */
        case USBUSER_USB_REFRESH_HCT_REG:
            break;
 
        /* Unlike the other test operations */
        case USBUSER_OP_SEND_ONE_PACKET:
            DPRINT1("USBUSER send one packet is not supported\n");
            User.SetStatus(UsbUserInvalidHeaderParameter);
            break;
 
        case USBUSER_OP_RAW_RESET_PORT:
        case USBUSER_SET_ROOTPORT_FEATURE:
        case USBUSER_CLEAR_ROOTPORT_FEATURE:
        case USBUSER_GET_ROOTPORT_STATUS:
            DPRINT1("USBUSER test request 0x%lx is disabled\n", User.Header()->UsbUserRequest);
            User.SetStatus(UsbUserFeatureDisabled);
            break;
 
        default:
        {
            /* Only consumed by the assert, so it is unused in free builds */
            ULONG ParameterLength;
 
            DPRINT1("Unknown USBUSER request 0x%lx\n", User.Header()->UsbUserRequest);
            NT_ASSERT(!UcxLookupUserRequestSize(User.Header()->UsbUserRequest, &ParameterLength));
            UNREFERENCED_PARAMETER(ParameterLength);
            User.SetStatus(UsbUserInvalidRequestCode);
            break;
        }
    }
}

Referenced by UcxHandleUserRequest().

UcxUserGetBandwidthInformation()

static VOID NTAPI UcxUserGetBandwidthInformation ( _Inout_ UcxUserRequest &  User )

static

Definition at line 405 of file userreq.cpp.

{
    PUSB_BANDWIDTH_INFO Info = User.Payload<USB_BANDWIDTH_INFO>();
 
    RtlZeroMemory(Info, sizeof(*Info));
    Info->TotalBusBandwidth = UCX_BUS_BANDWIDTH;
    Info->Total32secBandwidth = UCX_BUS_BANDWIDTH * 32;
    Info->AllocedBulkAndControl = (UCX_BUS_BANDWIDTH / 5) * 32;
}

Referenced by UcxRunUserRequest().

UcxUserGetBusStatistics()

static VOID NTAPI UcxUserGetBusStatistics ( _Inout_ UcxUserRequest &  User, _In_ UcxController *  Controller  )

static

Definition at line 441 of file userreq.cpp.

{
    PUSB_BUS_STATISTICS_0 Stats = User.Payload<USB_BUS_STATISTICS_0>();
    UcxRootHub* RootHub = Controller->m_RootHub;
    LARGE_INTEGER Now;
    ULONG Frame;
 
    Stats->DeviceCount = Controller->m_ChildDeviceCount;
 
    KeQuerySystemTime(&Now);
    RtlCopyMemory(&Stats->CurrentSystemTime, &Now, sizeof(Now));
 
    Frame = Stats->CurrentUsbFrame;
    UcxReadFrameForStatistics(Controller, &Frame);
    Stats->CurrentUsbFrame = Frame;
 
    Stats->BulkBytes = 0;
    Stats->IsoBytes = 0;
    Stats->InterruptBytes = 0;
    Stats->ControlDataBytes = 0;
    Stats->CommonBufferBytes = 0;
 
    /* Keeps tools from deciding the controller is stuck */
    Stats->PciInterruptCount = 1;
 
    Stats->HardResetCount = 0;
    Stats->WorkerSignalCount = 0;
    Stats->WorkerIdleTimeMs = 0;
 
    if (!RootHub->m_PdoStarted)
    {
        Stats->RootHubEnabled = FALSE;
        Stats->RootHubDevicePowerState = 4;
    }
    else
    {
        Stats->RootHubEnabled = TRUE;
        Stats->RootHubDevicePowerState = Controller->m_RootHubInD0 ? 0 : 2;
    }
}

Referenced by UcxRunUserRequest().

UcxUserGetControllerInfo()

static VOID NTAPI UcxUserGetControllerInfo ( _Inout_ UcxUserRequest &  User, _In_ UcxController *  Controller  )

static

Definition at line 126 of file userreq.cpp.

{
    PUSB_CONTROLLER_INFO_0 Info = User.Payload<USB_CONTROLLER_INFO_0>();
    const UCX_CONTROLLER_PCI_INFORMATION* Pci = &Controller->m_Config.PciDeviceInfo;
 
    Info->PciVendorId = Pci->VendorId;
    Info->PciDeviceId = Pci->DeviceId;
    Info->PciRevision = Pci->RevisionId;
 
    /* USB 2.0 ports only, known once the hub asked for the root hub info */
    Info->NumberOfRootPorts = Controller->m_RootHub->m_NumberOf20Ports;
    Info->ControllerFlavor = USB_HcGeneric;
    Info->HcFeatureFlags = 0;
 
    User.SetStatus(UsbUserSuccess);
}

Referenced by UcxRunUserRequest().

UcxUserGetDriverVersion()

static VOID NTAPI UcxUserGetDriverVersion ( _Inout_ UcxUserRequest &  User )

static

Definition at line 488 of file userreq.cpp.

{
    PUSB_DRIVER_VERSION_PARAMETERS Version = User.Payload<USB_DRIVER_VERSION_PARAMETERS>();
 
    Version->DriverTrackingCode = UCX_DRIVER_TRACKING_CODE;
    Version->USBDI_Version = UCX_REPORTED_USBDI_VERSION;
    Version->USBUSER_Version = USBUSER_VERSION;
#if DBG
    Version->CheckedPortDriver = TRUE;
    Version->CheckedMiniportDriver = TRUE;
#else
    Version->CheckedPortDriver = FALSE;
    Version->CheckedMiniportDriver = FALSE;
#endif
}

Referenced by UcxRunUserRequest().

UcxUserGetPowerStateMap()

static VOID NTAPI UcxUserGetPowerStateMap ( _Inout_ UcxUserRequest &  User, _In_ UcxController *  Controller  )

static

Definition at line 359 of file userreq.cpp.

{
    PUSB_POWER_INFO Info = User.Payload<USB_POWER_INFO>();
    UcxRootHub* RootHub = Controller->m_RootHub;
    const WDF_DEVICE_POWER_CAPABILITIES* RhCaps = &RootHub->m_PowerCaps;
    const DEVICE_CAPABILITIES* HcCaps = &Controller->m_HcCaps;
    SYSTEM_POWER_STATE State;
 
    if (!RootHub->m_PdoStarted)
    {
        DPRINT1("Power state map requested before root hub %p started\n", RootHub);
        User.SetStatus(UsbUserDeviceNotStarted);
        return;
    }
 
    Info->RhDeviceWake = UcxMapDevicePowerState(RhCaps->DeviceWake);
    Info->RhSystemWake = UcxMapSystemPowerState(RhCaps->SystemWake);
    Info->HcDeviceWake = UcxMapDevicePowerState(HcCaps->DeviceWake);
    Info->HcSystemWake = UcxMapSystemPowerState(HcCaps->SystemWake);
    Info->LastSystemSleepState = UcxMapSystemPowerState(RootHub->m_LastSystemSleepState);
 
    if (Info->SystemState < WdmUsbPowerSystemWorking || Info->SystemState > WdmUsbPowerSystemHibernate)
        return;
 
    State = (SYSTEM_POWER_STATE)(Info->SystemState - WdmUsbPowerSystemUnspecified);
 
    Info->RhDevicePowerState = UcxMapDevicePowerState(RhCaps->DeviceState[State]);
    Info->HcDevicePowerState = UcxMapDevicePowerState(HcCaps->DeviceState[State]);
 
    if (State == PowerSystemWorking)
    {
        Info->CanWakeup = FALSE;
        Info->IsPowered = FALSE;
    }
    else
    {
        UcxMapWakeAndPower(HcCaps, State, Info);
    }
}

Referenced by UcxRunUserRequest().

UcxUserPassThru()

static VOID NTAPI UcxUserPassThru ( _Inout_ UcxUserRequest &  User )

static

Definition at line 308 of file userreq.cpp.

{
    ULONG Length = User.Payload<USB_PASS_THRU_PARAMETERS>()->ParameterLength;
 
    if (Length > UCX_PASS_THRU_MAX_LENGTH)
    {
        DPRINT1("Pass through parameter length %lu is too large\n", Length);
        User.SetStatus(UsbUserInvalidParameter);
    }
    else if (UCX_USER_HEADER_SIZE + FIELD_OFFSET(USB_PASS_THRU_PARAMETERS, Parameters) + Length >
             User.Header()->RequestBufferLength)
    {
        DPRINT1("Pass through buffer too small for %lu parameter bytes\n", Length);
        User.SetStatus(UsbUserBufferTooSmall);
    }
    else
    {
        DPRINT("Pass through request is not serviced\n");
        User.SetStatus(UsbUserMiniportError);
        User.Header()->ActualBufferLength = UCX_USER_HEADER_SIZE + sizeof(USB_PASS_THRU_PARAMETERS) + Length;
    }
}

Referenced by UcxRunUserRequest().

WdfObjectDelete()

WdfObjectDelete

(

String

)

Referenced by _IRQL_requires_(), _IRQL_requires_max_(), XhciEndpoint::Cleanup(), HubChild::Create(), UcxController::Create(), UcxRootHub::Create(), UcxUsbDevice::Create(), UcxEndpoint::Create(), UcxRootHub::CreatePdo(), EndpointMachine::DeleteEndpoint(), UcxUsbDevice::DeleteFromHub(), EndpointMachine::DeleteStaleEndpoint(), DeviceAsynchronousCompletion(), DeviceDisableGesn(), DeviceRestoreDefaultSpeed(), DeviceSendStartUnit(), DriverEvtDeviceAdd(), EndpointMachine::FinishStreamsCloseRequest(), HubMachine::GetParentInfo(), HubMachine::GetRootHub20Ports(), HubMachine::GetRootHub30Ports(), GetSOFTplg(), HDA_AsyncWait(), HDAGraphics_EvtIoTargetRemoveCanceled(), HDAGraphics_EvtIoTargetRemoveComplete(), HDAGraphicsPowerInterfaceAdd(), HubAcpiFree(), HubClearTtBuffer(), HubConfigurationComplete(), HubDeleteDeferred(), HubDropDeviceObject(), HubEvtOverCurrentWorkItem(), HubEvtReportWorkItem(), HubEvtSelectiveSuspendWorkItem(), HubFreeConfiguration(), HubIoctlComplete(), HubIoGetConnectionName(), HubParentInfoComplete(), HubPdoEvtCompletePowerIrp(), HubResetComplete(), HubRootHubInfoComplete(), HubSendUcxIoctl(), HubTtClearComplete(), if(), NHLTCheckSupported(), NHLTQuery(), NHLTQueryTableAddress(), UcxEndpoint::OpenStaticStreamsComplete(), DeviceMachine::PrepareInterfaceLists(), UcxController::QueryHcCapabilities(), UcxUsbDevice::RegisterComposite(), XhciInterrupters::ReleaseOne(), HubMachine::ResetHub(), HubMachine::SelectHubConfiguration(), UcxClientReleaseUrb(), UcxCreateObjectWithTwoContexts(), UcxCreateStaticStreams(), UcxDeleteXrbMemory(), UcxEvtDriverUnload(), UcxEvtRootHubPrepareHardware(), UcxEvtRootHubReleaseHardware(), UcxUsbdHandle::Unregister(), UcxUsbDevice::UnregisterComposite(), and HubMachine::UpdateControllerHubInfo().

WdfObjectDereferenceWithTag()

WdfObjectDereferenceWithTag	(	Original	,
		(PVOID)	UCX_POOL_TAG
	)

WdfRequestCompleteWithInformation()

WdfRequestCompleteWithInformation	(	Request	,
		STATUS_SUCCESS	,
		ActualLength
	)

Referenced by for(), HubChildClientRequestComplete(), HubIoCompleteDescriptor(), HubIoCyclePort(), HubIoGetConnectionAttributes(), HubIoGetConnectionInformation(), HubIoGetConnectionInformationV2(), HubIoGetConnectionName(), HubIoGetConnectorProperties(), HubIoGetDriverKeyName(), HubIoGetHubCapabilities(), HubIoGetHubInformationEx(), HubIoGetNodeInformation(), HubIoGetPortStatus(), if(), HubMachine::ReplyPortStatus(), RequestCompletion(), RequestDummyCompletionRoutine(), UcxDispatchGetDumpData(), and UcxHandleUserRequest().

WdfStringGetUnicodeString() [1/2]

WdfStringGetUnicodeString	(	Original	,
		&	Name
	)

Referenced by _IRQL_requires_(), HubIoGetConnectionName(), UcxBusQueryBusInformation(), and UcxParentGetHubSymbolicName().

WdfStringGetUnicodeString() [2/2]

WdfStringGetUnicodeString	(	String	,
		&	Text
	)

Variable Documentation

ActualLength

Name ActualLength = ActualLength

Definition at line 702 of file userreq.cpp.

Referenced by CreateSymbolicLink(), if(), IoGetDeviceInterfaces(), KdpReportCommandStringStateChange(), KdpSysReadBusData(), KdpSysReadControlSpace(), KdpSysWriteBusData(), KdpSysWriteControlSpace(), PciGetRegistryValue(), RamdiskMapPages(), RamdiskUnmapPages(), RtlpQueryRegistryDirect(), Test_GetEnvironmentVariableA(), Test_GetEnvironmentVariableW(), UcxBusQueryBusInformation(), USBHI_QueryDeviceInformation(), and USBPORT_GetUnicodeName().

Attempt

ULONG Attempt

Definition at line 701 of file userreq.cpp.

Referenced by AtaPortIdentifyDevice(), and IopParseDevice().

Attributes

WDF_OBJECT_ATTRIBUTES_INIT& Attributes

Definition at line 238 of file userreq.cpp.

Block

PUSBUSER_REQUEST_HEADER Block = NULL

Definition at line 697 of file userreq.cpp.

Referenced by _msize(), _recalloc(), calloc(), co_IntCallLowLevelHook(), co_MsqSendMessage(), ConSrvInsertObject(), ATL::CAtlPlex::Create(), CTEBlock(), CTESignal(), ATL::CAtlPlex::Destroy(), DumpCBW(), ExfAcquirePushLockExclusive(), ExfAcquirePushLockShared(), ExFreeToZone(), ExpCheckPoolBlocks(), Ext2AddBlockExtent(), Ext2AddMcbMetaExts(), Ext2BuildExtents(), Ext2CheckSetBlock(), Ext2DoExtentExpand(), Ext2ExpandBlock(), Ext2ExpandExtent(), Ext2ExpandLast(), Ext2FreeBlock(), Ext2GetBlock(), Ext2InitializeZone(), Ext2LookupBlockExtent(), Ext2MapExtent(), Ext2NewBlock(), Ext2RemoveMcbMetaExts(), FAST486_OPCODE_HANDLER(), FAT16CountAvailableClusters(), FAT16FindAndMarkAvailableCluster(), FAT32CountAvailableClusters(), FAT32FindAndMarkAvailableCluster(), FixupUpdateSequenceArray(), for(), Free(), free(), FrLdrHeapAllocateEx(), FrLdrHeapCreate(), FrLdrHeapFreeEx(), FrLdrHeapRelease(), FrLdrHeapRemoveFreeList(), FrLdrHeapVerify(), ATL::CAtlList< E, ETraits >::GetFreeNode(), HubMachine::GetRootHub20Ports(), HubMachine::GetRootHub30Ports(), Heap32First(), Heap32Next(), HubSha1Compress(), HvIsCellAllocated(), HvpAddBin(), HvpGetCellHeader(), HvpWriteHive(), HvpWriteLog(), if(), InsertConsole(), IntKeyboardGetIndicatorTrans(), IntKeyboardUpdateLeds(), MockExFreePool(), MyFreePool(), NdisAllocateMemoryWithTag(), NtfsFixupRecord(), realloc(), RtlpDphGetBlockSizeFromCorruptedBlock(), RtlpDphIsPageHeapBlock(), RtlpDphReportCorruptedBlock(), RtlValidateHeap(), SHA1Transform(), UDFReadTagged(), and UserInitKeyboard().

Count

_In_ WDFDEVICE _In_ WDF_DEVICE_HWACCESS_TARGET_TYPE _In_ WDF_DEVICE_HWACCESS_TARGET_SIZE _In_ PVOID _In_ SIZE_T _In_opt_ ULONG Count = Name.Length / sizeof(WCHAR)

Definition at line 200 of file userreq.cpp.

Referenced by $if(), __inbytestring(), __indwordstring(), __inwordstring(), __movsb(), __movsd(), __movsw(), __outbytestring(), __outdwordstring(), __outwordstring(), __RtlImageRvaToSection(), __stosb(), __stosd(), __stosw(), FxChildList::_ComputeRelationsSize(), FxPortResourceInfo::_CreateAndInit(), FxRegisterResourceInfo::_CreateAndInit(), ATL::CRegKey::_DoDeleteKeyTree(), _recalloc(), _Success_(), _tmain(), A< T1 >::A(), A_SHAFinal(), ACPIEnumerateDevices(), AcpiExConvertToInteger(), AcpiExIntegerToString(), AcpiNsCheckPackage(), AcpiNsCheckPackageList(), AcpiNsConvertToBuffer(), AcpiNsCustomPackage(), AcpiNsRemoveElement(), AcpiNsRemoveNullElements(), AcpiNsSortList(), AcpiRsConvertAmlToResource(), AcpiRsConvertResourceToAml(), AcpiRsDumpDescriptor(), AcpiRsDumpIrqList(), AcpiRsDumpResourceList(), AcpiRsEncodeBitmask(), AcpiUtBoundStringLength(), AcpiUtCheckAndRepairAscii(), AcpiUtCreatePackageObject(), AcpiUtDebugDumpBuffer(), AcpiUtDumpBuffer(), AcpiUtExecute_CID(), AcpiUtExecute_CLS(), AcpiUtShortShiftLeft(), AcpiUtShortShiftRight(), AcquireReadLock(), FxResourceCollection::AddAt(), AddDlg_OnInitDialog(), AddNewKbLayoutsByLcid(), AfdEventReceiveDatagramHandler(), AllocateInterfaceDescriptorsArray(), XhciEndpoint::AnyTransfersPending(), ArbpQueryConflict(), ArcRead(), ARRAY_EnsureSize(), AtapiStringCmp(), AtapiSuckPortBuffer2(), AtapiZeroMemory(), AtaReadBlock16(), AtaReadBlock32(), AtaWriteBlock16(), AtaWriteBlock32(), AVrfpCountThunks(), BackupBootSector(), BiosMiscService(), BITMAP_GetObject(), BochsQueryAvailableModes(), BootAnimInitialize(), BuildArgvForOsLoader(), calloc(), CaptureGateOnWorkItem(), CcCopyWrite(), CcpCountCacheSections(), CcWriteBehind(), CdCleanupFileContext(), CdIs8dot3Name(), ChanMgrIsFull(), CheckBuffer(), CheckMsOs20Platform(), CheckPattern(), ChecksumCompute(), CheckVolume(), clean_main(), CmBattOpenClose(), CmpAddValueToList(), CmpCompareInIndex(), CmpDoFindSubKeyByNumber(), CmpRemoveFastIndexKeyCell(), CmpRemoveIndexKeyCell(), CmpRemoveSubKey(), CmpRemoveValueFromList(), CmpRepairSubKeyCounts(), CmSetValueKey(), CODE_SEG(), ConvertCoffs(), ConvertLargeMCBToDataRuns(), ConvertStabs(), CopyPacketToBufferChain(), CountBTreeKeys(), CountHandlers(), CountInterfaces(), CpSetBaud(), FxCmResList::CreateWdmList(), FxIoResReqList::CreateWdmList(), CredEnumerateA(), CredEnumerateW(), CsrCaptureMessageMultiUnicodeStringsInPlace(), ddraw_surface7_BltBatch(), DECLARE_INTERFACE_(), DetectSerialPorts(), DGReceiveComplete(), DIB_16BPP_HLine(), DIB_24BPP_ColorFill(), DIB_24BPP_HLine(), XhciUsbDevice::DisableEndpointList(), disk_read(), DiskBootDriverReinit(), DiskDriverReinit(), DiskRead(), DispDataRequestComplete(), DisplayPendingOps(), DnsAddrArray_Create(), DoExport(), DoHelpCommand(), DoLAYOUT(), DoScroll(), DosFindDeviceDescriptor(), DosFindFreeDescriptor(), DosFindWin32Descriptor(), DosReadFile(), DosWriteFile(), DrvEvaluateGtmObject(), DrvTestCard1Dev5QueryResourceRequirements(), DrvTestCard1Dev6QueryResourceRequirements(), DumpAllRuns(), DumpFlags(), EditDlg_OnInitDialog(), EmulatorReadIo(), EmulatorWriteIo(), EngQueryPerformanceCounter(), XhciTransferRing::EnsureFreeSegments(), EnumDeviceDrivers(), EnumProcesses(), EnumProcessModules(), EnumPropsA(), EnumPropsExA(), EnumPropsExW(), EnumPropsW(), EvalCreateOutputArguments(), EvalGetElementSize(), ExAllocateCacheAwareRundownProtection(), ExCompareExchangeCallBack(), ExfAcquireRundownProtectionCacheAwareEx(), ExfAcquireRundownProtectionEx(), ExfReleaseRundownProtectionCacheAwareEx(), ExfReleaseRundownProtectionEx(), ExfWaitForRundownProtectionRelease(), ExInitializeRundownProtectionCacheAware(), ExIsResourceAcquiredSharedLite(), ExpInitializeExecutive(), ExReferenceCallBackBlock(), ExReleaseResourceForThreadLite(), Ext2ExpandExtent(), Ext2FreeBlock(), Ext2GetBlock(), Ext2NewBlock(), ExtMount(), ExtRead(), ExtReadSuperBlock(), ExtReadVolumeSectors(), UcxUsbDevice::FanOutToEndpoints(), FAST486_OPCODE_HANDLER(), Fast486RotateOperation(), FatFlushFatEntries(), FatMount(), FatRead(), FatReadVolumeSectors(), FillPolygon(), FindCheckItem(), FindMatchingCreateItem(), FindModule(), FltpDetachFromFileSystemDevice(), FltRegisterFilter(), XhciEndpoint::ForEachRing(), FsRtlLookupBaseMcbEntry(), FsRtlNumberOfRunsInBaseMcb(), FstubAdjustPartitionCount(), ftGdiGetKerningPairs(), GetCacheInfoAmdLegacy(), GetCacheInfoIntelLeaf2(), FxCmResList::GetCount(), GetFileSystemByName(), GetFontFamilyInfoForList(), GetLayoutCount(), GetLogicalPartitionCount(), GetPartitionCount(), GetPrimaryPartitionCount(), GetSysAudioDeviceCount(), GetTextboxText(), gl_render_vb(), GreExtTextOutW(), GreGetCharABCWidthsW(), GreGetCharWidthW(), GreGetKerningPairs(), GreGetTextExtentExW(), HalCalibratePerformanceCounter(), HaliReadMPConfigTable(), HalpCalibrateStallExecution(), HalpQueryAcpiResourceRequirements(), HalpReportResourceUsage(), HalReadDmaCounter(), UcxUsbDevice::HandleHubEndpointsConfigure(), UcxUsbDevice::HandleHubReset(), UcxUsbDevice::HandleHubTreePurge(), HDA_TransferCodecVerbs(), HDA_WaitForTransfer(), HidParser_GetCollectionCount(), HTMLTxtRange_move(), HTMLTxtRange_moveEnd(), HTMLTxtRange_moveStart(), HubCacheSublinkSpeeds(), HubChildKeepUnchanged(), HubChildSizeEndpointArrays(), HubFindHubInterface(), HubIdLanguageSupported(), HubUsb4FindHost(), HubWmiHubName(), IKsFilter_fnRemoveProcessPin(), ILGetConnection(), implicit_handle(), InbvDriverInitialize(), InfOpenFile(), InfoTdiQueryListEntities(), IniFileInitialize(), CEnumIDList::Initialize(), CLanStatus::InitializeNetTaskbarNotifications(), InitOperatingSystemList(), InitPaletteWithTable(), IntCreateCompatibleBitmap(), IntExtTextOutW(), IntFillPolygon(), IntGdiGetFontResourceInfo(), IntGdiPolyBezier(), IntGdiPolyBezierTo(), IntGdiPolygon(), IntGdiPolyline(), IntGdiPolylineTo(), IntGdiPolyPolygon(), IntGdiPolyPolyline(), IntGetFontLocalizedName(), IntGetTextDisposition(), IntMultiByteToWideCharCP(), IntMultiByteToWideCharSYMBOL(), IntMultiByteToWideCharUTF8(), IntPolygon(), IntWideCharToMultiByteSYMBOL(), IoConnectInterrupt(), FxPowerIdleMachine::IoIncrementWithFlags(), IopSetServiceEnumData(), IOReadStrB(), IOReadStrD(), IOReadStrW(), IOWriteStrB(), IOWriteStrD(), IOWriteStrW(), IsoBufferDirectory(), IsoMount(), IsoRead(), IterateStabs(), ITextDocument2Old_fnRedo(), ITextDocument2Old_fnUndo(), KdbpCmdDisassembleX(), KdbpCmdStep(), KdbpSymFindModule(), KdbpSymSearchModuleList(), KdpDriverReinit(), KdRosDumpStackFrames(), KeAddSystemServiceTable(), KeInitializeQueue(), KeInitializeSemaphore(), KeIpiGenericCall(), KeWaitForMultipleObjects(), KiGetCacheInfoModern(), KiGetCpuCacheDescriptors(), KiScanReadyQueues(), KiSystemCallHandler(), KmtFilterRegisterCallbacks(), KsAllocateExtraData(), KsFilterAddTopologyConnections(), KsFilterCreatePinFactory(), KspCopyEventSets(), KspCopyMethodSets(), KspCopyPropertySets(), KspCountEventSets(), KspCountMethodSets(), KspCountPropertySets(), KspPinPropertyHandler(), KspQueryBusRelations(), KspValidateConnectRequest(), LdrEnumResources(), LdrProcessRelocationBlock(), LdrProcessRelocationBlockLongLong(), LdrpRunInitializeRoutines(), LdrRelocateImageWithBias(), LockBuffers(), LsaLookupNames(), LsaLookupNames2(), LsaLookupSids(), LsapLookupAccountNames(), LsapLookupBuiltinNames(), LsapLookupFullyQualifiedWellKnownNames(), LsapLookupIsolatedAccountNames(), LsapLookupIsolatedBuiltinNames(), LsapLookupIsolatedNames(), LsapLookupNames(), LsapSplitNames(), LsarLookupNames(), LsarLookupNames2(), LsarLookupNames3(), LsarLookupNames4(), LV_AddItems(), main(), MainWnd_OnUpdateRegistry(), MainWndDropFiles(), MakePattern(), XhciRegisters::MapRegisters(), memcmp(), memcpy(), MemFastMoveMemory(), memmove(), memset(), MiBuildPfnDatabaseFromPages(), MiProcessValidPteList(), MiRemoveFromSystemSpace(), MkI30RootWithEntries(), MkRootIndxBlock(), MkSetHardLinks(), MkViewIndxBlock(), MkViewRootN(), MmCommitSessionMappedView(), MmCreateProcessAddressSpace(), MMixerAddMixerControlsToMixerLineByNodeIndexArray(), MMixerAddPinConnection(), MMixerAddPinToPinConnection(), MMixerApplyOutputFilterHack(), MMixerCountMixerControls(), MMixerGetNodeType(), MMixerHandleNodeToNodeConnection(), MMixerInitialize(), MpsTimerHandler(), NdisCopyFromPacketToPacket(), NdisCopyFromPacketToPacketSafe(), NdisQueryPacket(), NetUserGetLocalGroups(), NICReadDataAlign(), NICWriteDataAlign(), NLS_RecordsCountForDBCSTable(), NLS_RecordsCountForGlyphTable(), NLS_RecordsCountForMBTable(), NLS_RecordsCountForUnicodeTable(), NormalizeArcDeviceName(), NpCompareAliasNames(), NtCreatePagingFile(), NtfsDiskRead(), NtfsFlushVolumeFiles(), NtfsMount(), NtfsRead(), NtfsRelinkFileNames(), NtGdiExtCreateRegion(), NtGdiExtTextOutW(), NtGdiGetCharABCWidthsW(), NtGdiGetCharWidthW(), NtGdiGetKerningPairs(), NtGdiGetTextExtentExW(), NtGdiGetTextFaceW(), NtGdiPolyPolyDraw(), NtGdiTransformPoints(), NtQueryDirectoryObject(), NtUserBuildPropList(), NtUserGetRawInputBuffer(), ObDeassignSecurity(), ObDereferenceObjectEx(), ObDereferenceSecurityDescriptor(), ObFastReferenceObject(), ObFastReplaceObject(), ObpReferenceSecurityDescriptor(), ObReferenceObjectEx(), ObReferenceSecurityDescriptor(), ObSetSecurityDescriptorInfo(), CEditCompatModes::OnButton(), UcxUsbDevice::OnHcdEndpointsConfigureDone(), OnSelChange(), OnSet(), UcxEndpoint::OpenStaticStreams(), OverrideFileContent(), XhciRootHub::ParseProtocol(), PciAddResizableBarRequirements(), PciAllocateCmResourceList(), PciAllocateIoRequirementsList(), PciBuildRequirementsList(), PciDebugPrintCmResList(), PciDebugPrintIoResReqList(), PciGetDescriptionMessage(), PciQueryResources(), PciUpdateDeviceUsage(), PiInitCacheGroupInformation(), PipGetDriverTagPriority(), PiPropBuiltinTable(), PiPropCheckElements(), PiPropFindBuiltin(), PitClock(), PitDecrementCount(), PNP_GetFirstLogConf(), PNP_GetNextLogConf(), PnpRegMultiSzToUnicodeStrings(), Polygon(), POLYGONFILL_MakeEdgeList(), PortCompletionDpc(), PortInsB(), PortInsW(), PortOutsB(), PortOutsW(), PreserveRow(), PrintAllVCNs(), PrintHelpMessage(), ProcessHasDescendants(), PUEFI_LoadMemoryMap(), PushLockEnterProtectedRegion(), PushLockLeaveProtectedRegion(), PxeRead(), QueryHKCRValue(), QueryOperatingSystemInfo(), QueryPerformanceFrequency(), QueryProcessorInfo(), RamDiskLoadVirtualFile(), RamdiskQueryDeviceRelations(), RamDiskRead(), RandomFill128(), RandomFill256(), RandomFill512(), Read8253Timer(), Read8254Timer(), READ_PORT_BUFFER_UCHAR(), READ_PORT_BUFFER_ULONG(), READ_PORT_BUFFER_USHORT(), FxDevice::ReadRegisterBuffer(), REGION_CreateETandAET(), ReleaseReadLock(), RtlCopyLuidAndAttributesArray(), RtlCopySidAndAttributesArray(), RtlFillMemoryUlong(), RtlImageRvaToSection(), RtlInterlockedPushListSList(), RtlLengthSidAndAttributes(), RtlMultipleAllocateHeap(), RtlMultipleFreeHeap(), RtlpRemoveHeapFromProcessList(), RtlWalkFrameChain(), SaBlob_Create(), SaBlob_CreateFromIp4(), SamLookupIdsInDomain(), SamLookupNamesInDomain(), SampGetMembersInAlias(), SampGetNumberOfAccounts(), SamrLookupIdsInDomain(), SamrLookupNamesInDomain(), SaveFontSubstitutionSettings(), ScServiceDispatcher(), ScsiPortInitialize(), ScsiPortReadPortBufferUchar(), ScsiPortReadPortBufferUlong(), ScsiPortReadPortBufferUshort(), ScsiPortReadRegisterBufferUchar(), ScsiPortReadRegisterBufferUlong(), ScsiPortReadRegisterBufferUshort(), ScsiPortWritePortBufferUchar(), ScsiPortWritePortBufferUlong(), ScsiPortWritePortBufferUshort(), ScsiPortWriteRegisterBufferUchar(), ScsiPortWriteRegisterBufferUlong(), ScsiPortWriteRegisterBufferUshort(), SearchForLegacyDrivers(), SerenumDetectLegacyDevice(), SermouseDetectLegacyDevice(), SetParameters(), shade_vertices(), CNetConnectionPropertyUi::ShowNetworkComponentProperties(), XhciIsochRing::SizeStage(), CHString::SpanExcluding(), CHString::SpanIncluding(), SpiParseDeviceInfo(), StartApplication(), UcxUsbDevice::StartOperation(), StorPortReadPortBufferUchar(), StorPortReadPortBufferUlong(), StorPortReadPortBufferUshort(), StorPortReadRegisterBufferUchar(), StorPortReadRegisterBufferUlong(), StorPortReadRegisterBufferUshort(), StorPortWritePortBufferUchar(), StorPortWritePortBufferUlong(), StorPortWritePortBufferUshort(), StorPortWriteRegisterBufferUchar(), StorPortWriteRegisterBufferUlong(), StorPortWriteRegisterBufferUshort(), strncat(), strncmp(), strncpy(), XhciTransferRing::TakeSegments(), Test_collided_unwind(), test_ExpectFolders_imp(), test_pack_RPC_BINDING_VECTOR(), test_pack_UUID_VECTOR(), Test_SyscallPerformance(), TestDefaultFormat(), TestHDROP(), TestPairExtraction(), TestPushLockSharedOwnerDrain(), TestPushLockUncontended(), TestResourceExclusiveAccess(), TestResourceSharedAccess(), TestResourceUndocumentedShortcuts(), TextIntGetTextExtentPoint(), TuiProcessMenuKeyboardEvent(), UcxApplyStreamCountOverride(), UcxCreateStaticStreams(), UDFIndexDirectory(), UefiDiskRead(), UefiFindAcpiTable(), UnlockBuffers(), UpdateGptDiskLayout(), USBCCGP_CountAssociationDescriptors(), USBCCGP_GetAssociationDescriptorAtIndex(), USBCCGP_InitInterfaceListOfFunctionDescriptor(), USBPORT_RH_SetFeatureUSB2PortPower(), VfatWriteFileData(), VfdReinitialize(), VgaInterpretCmdStream(), VideoPortDDCMonitorHelper(), WahInsertHandleContext(), WahReferenceContextByHandle(), wmain(), Write8253Timer(), write_path_data(), WRITE_PORT_BUFFER_UCHAR(), WRITE_PORT_BUFFER_ULONG(), WRITE_PORT_BUFFER_USHORT(), WriteLineSettings(), FxDevice::WriteRegisterBuffer(), XboxGetFramebufferSize(), XboxGetMultibootMemoryMap(), XboxMemGetMemoryMap(), XhciIsochCountList(), XhciMaxPrimaryStreams(), XhciRingCountList(), XhciStreamsSize(), A< T1 >::~A(), and COpenWithMenu::~COpenWithMenu().

else

else

Initial value:

{
        DPRINT1("Driver key name query on %p failed 0x%lx\n", Fdo, Status)

Definition at line 178 of file userreq.cpp.

Fdo

_In_ WDFDEVICE Fdo

Initial value:

{
    PUSB_UNICODE_NAME Name = User.Payload<USB_UNICODE_NAME>()

Definition at line 152 of file userreq.cpp.

Fits

Fits = OutputBufferLength >= ActualLength

Definition at line 703 of file userreq.cpp.

Referenced by if().

IoControlCode

_In_ WDFREQUEST _In_ size_t _In_ ULONG IoControlCode

Initial value:

{
    UcxController* Controller = UcxController::FromFdo(Fdo)

Definition at line 694 of file userreq.cpp.

Length

Name Length = Skip * sizeof(WCHAR)

Definition at line 235 of file userreq.cpp.

MaximumLength

Name MaximumLength = Skip * sizeof(WCHAR)

Definition at line 236 of file userreq.cpp.

Name

Name = (PUSB_UNICODE_NAME)(Block + 1)

Definition at line 197 of file userreq.cpp.

Referenced by if().

Original

WDFSTRING Original

Definition at line 198 of file userreq.cpp.

Referenced by GetLongPathNameW(), GetShortPathNameW(), NtfsCommitRename(), NtfsSetRenameInformation(), XhciEndpointMachine::ReconfigureAfterStop(), XhciEndpointMachine::ReconfigureForReset(), and RepairList().

Output

_In_ HubPort _In_ PCANSI_STRING _In_ WDFMEMORY Output

Initial value:

{
    PACPI_EVAL_INPUT_BUFFER_COMPLEX_EX Input

Definition at line 699 of file userreq.cpp.

Referenced by ApiSetResolveToHost(), BasepDoTapeOperation(), ChkdskCallback(), CpiIsNekoProject(), CreateActionBlock(), CreateBase(), CreateBitBlt(), CreateBitCase(), CreateCounts(), CreateGetSource(), CreateOperation(), CreatePrimitive(), CreateSetSinglePixel(), CreateShiftTables(), CreateTable(), DbgPrompt(), DebugPrompt(), DECLARE_INTERFACE_(), DetectBiosDisks(), DetectBiosFloppyController(), DetectBiosFloppyPeripheral(), DetectDisplayController(), DetectParallelPorts(), DetectSerialPorts(), FindBootDisplayFromLoaderARCTree(), Generate(), GetCommonString(), GetGenerateString(), GetLocalizedSMFolderName(), i8042KbdInterruptService(), i8042MouHandle(), i8042MouInterruptService(), i8042PacketIsr(), if(), IIndirectedUnknown_fnQueryInterface(), IKsAllocator_fnQueryInterface(), IKsControl_fnQueryInterface(), IKsDevice_fnQueryInterface(), IKsFilter_fnQueryInterface(), IKsFilterFactory_fnQueryInterface(), IKsPin_fnQueryInterface(), IKsProcessingObject_fnQueryInterface(), IKsReferenceClock_fnQueryInterface(), InfpBuildFileBuffer(), INonDelegatedUnknown_fnQueryInterface(), IntCreateDICW(), IopGetDeviceNodeStatus(), KdbPrintString(), KdbPrintStringWorker(), KdbPutsN(), KdpPrintString(), LanEnumAdapters(), LockRequest(), MountMgrQueryDosVolumePath(), MountMgrQueryDosVolumePaths(), PrintRoutineName(), CControlNode::QueryInterface(), CBDADeviceControl::QueryInterface(), CBDADigitalDemodulator::QueryInterface(), CBDAFrequencyFilter::QueryInterface(), CBDALNBInfo::QueryInterface(), CBDAPinControl::QueryInterface(), CBDASignalStatistics::QueryInterface(), CKsAllocator::QueryInterface(), CKsBasicAudio::QueryInterface(), CKsClockForwarder::QueryInterface(), CVPConfig::QueryInterface(), CVPVBIConfig::QueryInterface(), CKsDataTypeHandler::QueryInterface(), CInputPin::QueryInterface(), CKsInterfaceHandler::QueryInterface(), CMediaSample::QueryInterface(), CKsNode::QueryInterface(), COutputPin::QueryInterface(), CKsProxy::QueryInterface(), CKsQualityForwarder::QueryInterface(), CNetworkProvider::QueryInterface(), CPin::QueryInterface(), CScanningTunner::QueryInterface(), CEnumTuningSpaces::QueryInterface(), CTuneRequest::QueryInterface(), CTuningSpace::QueryInterface(), CTuningSpaceContainer::QueryInterface(), CUnregisterPhysicalConnection::QueryInterface(), CDmaChannelInit::QueryInterface(), CDrmPort2::QueryInterface(), CPortFilterDMus::QueryInterface(), CPortFilterTopology::QueryInterface(), CPortFilterWaveCyclic::QueryInterface(), CPortFilterWavePci::QueryInterface(), CPortFilterWaveRT::QueryInterface(), CInterruptSync::QueryInterface(), CIrpQueue::QueryInterface(), CPortPinDMus::QueryInterface(), CPortPinWaveCyclic::QueryInterface(), CPortPinWavePci::QueryInterface(), CPortPinWaveRT::QueryInterface(), CPortDMus::QueryInterface(), CPortTopology::QueryInterface(), CPortWaveCyclic::QueryInterface(), CPortWavePci::QueryInterface(), CPortWaveRT::QueryInterface(), CPortWaveRTStreamInit::QueryInterface(), CRegistryKey::QueryInterface(), CResourceList::QueryInterface(), CServiceGroup::QueryInterface(), CUnregisterSubdevice::QueryInterface(), CPortClsVersion::QueryInterface(), ReadIniValue(), SHELL_DupSZZ(), CJournaledTestList::UnserializeFromBuffer(), XhciEvaluateAcpiMethod(), and XhciQueryAcpiIdentity().

OutputBufferLength

_In_ WDFREQUEST _In_ size_t OutputBufferLength

Definition at line 693 of file userreq.cpp.

ParentObject

Attributes ParentObject = RootHub->m_Handle

Definition at line 239 of file userreq.cpp.

Referenced by FxWaitLock::_Create(), FxDpc::_Create(), FxTimer::_Create(), FxWorkItem::_Create(), FxObject::AssignParentObject(), FxVerifierLock::CreateAndInitialize(), FsRecRegisterFs(), FxVerifierLock::FxVerifierLock(), FxLock::Initialize(), FxDpc::Initialize(), FxTimer::Initialize(), FxWorkItem::Initialize(), FxCallbackMutexLock::Initialize(), FxCallbackSpinLock::Initialize(), LsapCloseDbObject(), LsapCreateDbObject(), LsapDeleteDbObject(), LsapOpenDbObject(), SampCreateDbObject(), and SampOpenDbObject().

Request

_In_ WDFREQUEST Request

Definition at line 692 of file userreq.cpp.

ResultLength

ULONG ResultLength = 0

Definition at line 156 of file userreq.cpp.

RootHub

_In_ UcxRootHub* RootHub

Initial value:

{
    PUSB_UNICODE_NAME Name = User.Payload<USB_UNICODE_NAME>()

Definition at line 243 of file userreq.cpp.

RootHubName

Output RootHubName[0] = UNICODE_NULL

Definition at line 783 of file userreq.cpp.

Referenced by USBPORT_GetSymbolicName(), and USBPORT_UserGetRootHubName().

Size

ULONG Size = Text.Length

Definition at line 263 of file userreq.cpp.

Referenced by for().

Skip

USHORT Skip = 0

Definition at line 199 of file userreq.cpp.

Referenced by AllocStringA(), AllocStringW(), BiosInitialize(), DECLARE_INTERFACE_(), CHttpParser::EntityHeader(), ExpQuerySystemProcessInformation(), Ext2ExpandBlock(), Ext2FirstUnusedMcb(), Ext2TruncateBlock(), CCabinet::ExtractFile(), ForF(), CHttpParser::GenerelHeader(), PerformChannelConversion(), psh_blues_set_zones_0(), psh_glyph_compute_extrema(), psh_glyph_compute_inflections(), and CHttpParser::RequestHeader().

Space

ULONG Space = User.NameSpace()

Definition at line 155 of file userreq.cpp.

Referenced by GetCmdLineCommand(), CFSFolder::GetCustomViewInfo(), and test_reflection_bound_resources().

Status

return Status = WdfDeviceQueryProperty(Fdo, DevicePropertyDriverKeyName, Space, Name->String, &ResultLength)

Definition at line 157 of file userreq.cpp.

Referenced by UcxUserRequest::SetStatus().

String

WDFSTRING String

Definition at line 262 of file userreq.cpp.

Stripped

* Stripped

Initial value:

{
    WDF_OBJECT_ATTRIBUTES Attributes

Definition at line 194 of file userreq.cpp.

Text

PWCHAR Text

Definition at line 261 of file userreq.cpp.

Referenced by CAppsListView::AddColumn(), CSideTreeView::AddItem(), CapTest(), ConfirmMessageBox(), CONSOLE_SetHighlightedTextXY(), CONSOLE_SetInputTextXY(), CONSOLE_SetInvertedTextXY(), CONSOLE_SetStyledText(), CONSOLE_SetTextXY(), CONSOLE_SetUnderlinedTextXY(), CreateBtn(), CreateWnd(), DisplayBootBitmap(), TextTool::draw(), DrawCaptionTempW(), GetTextboxText(), GetTextFromListView(), Graph_DrawCpuUsageGraph(), Graph_DrawMemUsageGraph(), HubIoGetConnectionName(), HubIoGetConnectorProperties(), HubUsb4EscapeName(), HubWmiHubName(), HubWmiHubNameRequest(), CAppRichEdit::InsertTextWithString(), QMyDialog::ListBoxChanged(), MatchWildcard(), MENU_DrawMenuItem(), MyDrawMenuBarTemp(), NoUiDrawText(), NoUiDrawText2(), CCleanMgrProperties::OnApply(), Output(), PciDebugPnpIrpTypeToText(), PciDebugPoIrpTypeToText(), PciGetDescriptionMessage(), PerformancePageRefreshThread(), PopupError(), PreloadGlobalMessageTable(), QMyDialog::QMyDialog(), RtlSplayTreeTest(), QMyDialog::SaveClicked(), SetReportInfo(), CAppsListView::SetWatermark(), CApplicationView::SetWatermark(), CProgressDlg::Start(), CProgressDlg::Step(), SYSLINK_AppendDocItem(), SYSLINK_ParseText(), SYSLINK_SetText(), SYSLINK_WrapLine(), test_pack_GOPHER_UNKNOWN_ATTRIBUTE_TYPEA(), test_pack_GOPHER_UNKNOWN_ATTRIBUTE_TYPEW(), test_pack_MESSAGE_RESOURCE_ENTRY(), TuiDrawText(), TuiDrawText2(), UiDrawText(), UiDrawText2(), and UserDrawCaptionText().

UcxUserRequestSizes

const UcxUserRequestSize UcxUserRequestSizes[]

static

Initial value:

=
{
    { USBUSER_GET_CONTROLLER_INFO_0,     sizeof(USB_CONTROLLER_INFO_0) },
    { USBUSER_GET_CONTROLLER_DRIVER_KEY, sizeof(USB_UNICODE_NAME) },
    { USBUSER_PASS_THRU,                 sizeof(USB_PASS_THRU_PARAMETERS) },
    { USBUSER_GET_POWER_STATE_MAP,       sizeof(USB_POWER_INFO) },
    { USBUSER_GET_BANDWIDTH_INFORMATION, sizeof(USB_BANDWIDTH_INFO) },
    { USBUSER_GET_BUS_STATISTICS_0,      sizeof(USB_BUS_STATISTICS_0) },
    { USBUSER_GET_ROOTHUB_SYMBOLIC_NAME, sizeof(USB_UNICODE_NAME) },
    { USBUSER_GET_USB_DRIVER_VERSION,    sizeof(USB_DRIVER_VERSION_PARAMETERS) },
    { USBUSER_USB_REFRESH_HCT_REG,       sizeof(ULONG) },
    { USBUSER_OP_SEND_ONE_PACKET,        sizeof(PACKET_PARAMETERS) },
    { USBUSER_OP_RAW_RESET_PORT,         sizeof(RAW_RESET_PORT_PARAMETERS) },
    { USBUSER_SET_ROOTPORT_FEATURE,      sizeof(RAW_ROOTPORT_FEATURE) },
    { USBUSER_CLEAR_ROOTPORT_FEATURE,    sizeof(RAW_ROOTPORT_FEATURE) },
    { USBUSER_GET_ROOTPORT_STATUS,       sizeof(RAW_ROOTPORT_FEATURE) }
}

Definition at line 512 of file userreq.cpp.

Referenced by UcxLookupUserRequestSize().