2960 lines
93 KiB
C
2960 lines
93 KiB
C
/*++
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Copyright (c) 1990-1995 Microsoft Corporation
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Module Name:
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ndiswmi.c
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Abstract:
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This module contains the routines necessary to process IRPs sent under the
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IRP_MJ_SYSTEM_CONTROL major code.
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Author:
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Kyle Brandon (KyleB)
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Environment:
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Kernel mode
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Revision History:
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--*/
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#include <precomp.h>
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#pragma hdrstop
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#define MODULE_NUMBER MODULE_WMI
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#define MOF_RESOURCE_NAME L"NdisMofResource"
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NTSTATUS
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ndisWmiFindInstanceName(
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IN PNDIS_CO_VC_PTR_BLOCK *ppVcBlock,
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IN PNDIS_MINIPORT_BLOCK Miniport,
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IN PWSTR pInstanceName,
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IN USHORT cbInstanceName
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)
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{
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NTSTATUS Status = STATUS_SUCCESS;
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PLIST_ENTRY Link;
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PNDIS_CO_VC_PTR_BLOCK pVcBlock = NULL;
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UNICODE_STRING usTemp;
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*ppVcBlock = NULL;
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usTemp.Buffer = pInstanceName;
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usTemp.Length = usTemp.MaximumLength = cbInstanceName;
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//
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// See if this is a VC instance ?
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//
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if (pInstanceName[VC_ID_INDEX] == VC_IDENTIFIER)
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{
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//
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// The request is for some VC. Go through the Miniport's list of WMI enabled VCs.
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//
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Link = Miniport->WmiEnabledVcs.Flink;
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while (Link != &Miniport->WmiEnabledVcs)
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{
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//
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// Get a pointer to the VC.
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//
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pVcBlock = CONTAINING_RECORD(Link, NDIS_CO_VC_PTR_BLOCK, WmiLink);
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//
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// Check the name with the one in the wnode.
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//
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if (RtlEqualUnicodeString(&pVcBlock->VcInstanceName, &usTemp, TRUE))
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{
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//
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// This is our baby. Slap a reference on it and get out.
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//
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if (!ndisReferenceVcPtr(pVcBlock))
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
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("ndisWmiFindInstanceName: Unable to reference the VC\n"));
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//
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// VC is closing, can't query this one.
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//
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Status = NDIS_STATUS_FAILURE;
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}
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break;
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}
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//
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// Initialize this so that we know when we've found the VC in the outer loop.
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//
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pVcBlock = NULL;
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Link = Link->Flink;
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}
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//
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// If we didn't find the VC then return FAILURE.
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//
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if (Link == &Miniport->WmiEnabledVcs)
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
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("ndisWmiFindInstanceName: Could not verify the instance name passed in\n"));
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Status = STATUS_WMI_INSTANCE_NOT_FOUND;
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}
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//
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// If we found the VC then save it before leaving.
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//
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if (NT_SUCCESS(Status))
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{
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*ppVcBlock = pVcBlock;
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}
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}
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else
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{
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//
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// The name belongs to a miniport, check to see if it is for this one.
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//
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if (!RtlEqualUnicodeString(Miniport->pAdapterInstanceName, &usTemp, TRUE))
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
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("ndisWmiFindInstanceName: Invalid instance name\n"));
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Status = STATUS_WMI_INSTANCE_NOT_FOUND;
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}
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}
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return(Status);
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}
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BOOLEAN
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ndisWmiGuidIsAdapterSpecific(
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IN LPGUID guid
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)
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{
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BOOLEAN fAdapterOnly = FALSE;
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if (NdisEqualMemory(guid, (PVOID)&GUID_NDIS_ENUMERATE_ADAPTER, sizeof(GUID)) ||
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NdisEqualMemory(guid, (PVOID)&GUID_POWER_DEVICE_ENABLE, sizeof(GUID)) ||
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NdisEqualMemory(guid, (PVOID)&GUID_POWER_DEVICE_WAKE_ENABLE, sizeof(GUID)) ||
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NdisEqualMemory(guid, (PVOID)&GUID_NDIS_WAKE_ON_MAGIC_PACKET_ONLY, sizeof(GUID)))
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{
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fAdapterOnly = TRUE;
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}
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return(fAdapterOnly);
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}
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NDIS_STATUS
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ndisQuerySetMiniport(
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IN PNDIS_MINIPORT_BLOCK Miniport,
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IN PNDIS_CO_VC_PTR_BLOCK pVcBlock,
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IN BOOLEAN fSet,
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IN PNDIS_REQUEST pRequest,
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IN PLARGE_INTEGER pTime OPTIONAL
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)
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/*++
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Routine Description:
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Arguments:
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Return Value:
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--*/
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{
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BOOLEAN fQuery = !fSet;
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UINT Count;
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NDIS_STATUS NdisStatus;
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PNDIS_COREQ_RESERVED CoReqRsvd;
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PnPReferencePackage();
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#define MAX_WAIT_COUNT 5000
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#define WAIT_TIME 1000
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if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_DEVICE_FAILED | fMINIPORT_PM_HALTED))
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{
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PnPDereferencePackage();
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return (fQuery ? NDIS_STATUS_FAILURE : NDIS_STATUS_SUCCESS);
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}
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//
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// Initialize the co-request reserved information.
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//
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CoReqRsvd = PNDIS_COREQ_RESERVED_FROM_REQUEST(pRequest);
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PNDIS_RESERVED_FROM_PNDIS_REQUEST(pRequest)->Open = NULL;
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//
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// preserve the mandatory setting on request
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//
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PNDIS_RESERVED_FROM_PNDIS_REQUEST(pRequest)->Flags &= REQST_MANDATORY;
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PNDIS_RESERVED_FROM_PNDIS_REQUEST(pRequest)->Flags |= REQST_SIGNAL_EVENT;
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INITIALIZE_EVENT(&CoReqRsvd->Event);
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//
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// If the miniport is being reset, then wait for the reset to complete before going any further.
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// Make sure we do not wait indefinitely either
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//
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for (Count = 0; Count < MAX_WAIT_COUNT; Count ++)
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{
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if (!MINIPORT_TEST_FLAG(Miniport, (fMINIPORT_RESET_IN_PROGRESS | fMINIPORT_RESET_REQUESTED)))
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{
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break;
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}
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NdisMSleep(WAIT_TIME); // 1 msec
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}
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if (Count == MAX_WAIT_COUNT)
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{
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PnPDereferencePackage();
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return(NDIS_STATUS_RESET_IN_PROGRESS);
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}
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if (MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO))
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{
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NDIS_HANDLE MiniportVcContext = NULL;
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do
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{
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if (NULL != pVcBlock)
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{
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if (!ndisReferenceVcPtr(pVcBlock))
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{
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NdisStatus = NDIS_STATUS_CLOSING;
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break;
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}
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else
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{
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MiniportVcContext = pVcBlock->MiniportContext;
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}
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}
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NdisStatus = Miniport->DriverHandle->MiniportCharacteristics.CoRequestHandler(
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Miniport->MiniportAdapterContext,
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MiniportVcContext,
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pRequest);
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if (NDIS_STATUS_PENDING == NdisStatus)
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{
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WAIT_FOR_OBJECT(&CoReqRsvd->Event, pTime);
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//
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// Get the status that the miniport returned.
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//
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NdisStatus = CoReqRsvd->Status;
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}
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if (NULL != pVcBlock)
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{
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ndisDereferenceVcPtr(pVcBlock);
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}
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} while (FALSE);
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}
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else
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{
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if ((fSet && (Miniport->DriverHandle->MiniportCharacteristics.SetInformationHandler != NULL)) ||
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(fQuery && (Miniport->DriverHandle->MiniportCharacteristics.QueryInformationHandler != NULL)))
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{
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BOOLEAN LocalLock;
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KIRQL OldIrql;
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NDIS_ACQUIRE_MINIPORT_SPIN_LOCK(Miniport, &OldIrql);
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ndisMQueueRequest(Miniport, pRequest);
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LOCK_MINIPORT(Miniport, LocalLock);
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if (LocalLock || MINIPORT_TEST_FLAG(Miniport, fMINIPORT_DESERIALIZE))
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{
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ndisMDoRequests(Miniport);
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}
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else
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{
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//
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// Queue the miniport request and wait for it to complete.
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//
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NDISM_QUEUE_WORK_ITEM(Miniport, NdisWorkItemRequest, NULL);
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}
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UNLOCK_MINIPORT(Miniport, LocalLock);
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NDIS_RELEASE_MINIPORT_SPIN_LOCK(Miniport, OldIrql);
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if (NT_SUCCESS(WAIT_FOR_OBJECT(&CoReqRsvd->Event, pTime)))
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{
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//
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// Get the status that the miniport returned.
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//
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NdisStatus = CoReqRsvd->Status;
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}
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else
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{
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NdisStatus = -1; // Special error-code to return time-out
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}
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}
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else
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{
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//
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// If there isn't a proper handler then this is not a valid request.
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//
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NdisStatus = STATUS_INVALID_PARAMETER;
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}
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}
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PnPDereferencePackage();
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return(NdisStatus);
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}
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NDIS_STATUS
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ndisQueryCustomGuids(
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IN PNDIS_MINIPORT_BLOCK Miniport,
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IN PNDIS_REQUEST Request,
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OUT PNDIS_GUID * ppGuidToOid,
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OUT PUSHORT pcGuidToOid
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)
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/*++
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Routine Description:
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Arguments:
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Return Value:
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--*/
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{
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USHORT BytesNeeded;
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NDIS_STATUS Status;
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USHORT c, cCustomGuids = 0;
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PNDIS_GUID pGuidToOid = NULL;
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SECURITY_INFORMATION secInfo = OWNER_SECURITY_INFORMATION |
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GROUP_SECURITY_INFORMATION |
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DACL_SECURITY_INFORMATION;
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PSECURITY_DESCRIPTOR SecurityDescriptorToSet;
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PVOID pGuidObject;
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
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("==>ndisQueryCustomGuids\n"));
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*ppGuidToOid = NULL;
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*pcGuidToOid = 0;
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do
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{
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//
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// Determine the size needed for the custom GUID to OID map.
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//
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#if (OID_GEN_CO_SUPPORTED_GUIDS != OID_GEN_SUPPORTED_GUIDS)
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#error (OID_GEN_CO_SUPPORTED_GUIDS == OID_GEN_SUPPORTED_GUIDS)
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#endif
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INIT_INTERNAL_REQUEST(Request, OID_GEN_SUPPORTED_GUIDS, NdisRequestQueryInformation, NULL, 0);
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Status = ndisQuerySetMiniport(Miniport, NULL, FALSE, Request, NULL);
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BytesNeeded = (USHORT)Request->DATA.QUERY_INFORMATION.BytesNeeded;
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//
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// If the miniport has custom GUIDs then make sure it returned a valid
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// length for the BytesNeeded.
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//
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if (((NDIS_STATUS_INVALID_LENGTH == Status) ||
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(NDIS_STATUS_BUFFER_TOO_SHORT == Status)) && (0 != BytesNeeded))
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{
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//
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// Bytes needed should contain the amount of space needed.
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//
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cCustomGuids = (BytesNeeded / sizeof(NDIS_GUID));
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}
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//
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// If there are no custom GUIDs to support then get out.
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//
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if (cCustomGuids == 0)
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
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("ndisQueryCustomGuids: Miniport does not support custom GUIDS\n"));
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Status = NDIS_STATUS_NOT_SUPPORTED;
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break;
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}
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//
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// Allocate a buffer to hold the GUID to OID mapping
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// for the custom GUIDs.
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//
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pGuidToOid = ALLOC_FROM_POOL(BytesNeeded, NDIS_TAG_WMI_GUID_TO_OID);
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if (NULL == pGuidToOid)
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
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("ndisQueryCustomGuids: Unable to allocate memory for the GUID to OID map\n"));
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Status = NDIS_STATUS_RESOURCES;
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break;
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}
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//
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// Query the list of GUIDs
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//
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//
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// Store the buffer with the request.
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//
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Request->DATA.QUERY_INFORMATION.InformationBuffer = pGuidToOid;
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Request->DATA.QUERY_INFORMATION.InformationBufferLength = BytesNeeded;
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//
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// Query for the list of custom GUIDs and OIDs.
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//
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Status = ndisQuerySetMiniport(Miniport, NULL, FALSE, Request, NULL);
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if (NDIS_STATUS_SUCCESS != Status)
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{
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
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("ndisQueryCustomGuids: Unable to get the list of supported Co GUIDs\n"));
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break;
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}
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//
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// Go through this list and mark the guids as co.
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//
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if (MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO))
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{
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for (c = 0; c < cCustomGuids; c++)
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{
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//1 is this right? is every private guid on a coNDIS miniport
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//1 is a CO_NDIS guid (associated with a VC)?
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NDIS_GUID_SET_FLAG(&pGuidToOid[c], fNDIS_GUID_CO_NDIS);
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}
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}
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//
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// go through all the custom guids and set the security attributes
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//
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for (c = 0; c < cCustomGuids; c++)
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{
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//
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//
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if ((pGuidToOid[c].Flags & (fNDIS_GUID_ALLOW_READ | fNDIS_GUID_ALLOW_WRITE)) ==
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(fNDIS_GUID_ALLOW_READ | fNDIS_GUID_ALLOW_WRITE))
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{
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//
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// everyone
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//
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SecurityDescriptorToSet = AllUsersReadWriteSecurityDescriptor;
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}
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else if (pGuidToOid[c].Flags & fNDIS_GUID_ALLOW_READ)
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{
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SecurityDescriptorToSet = AllUsersReadSecurityDescriptor;
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}
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else if (pGuidToOid[c].Flags & fNDIS_GUID_ALLOW_WRITE)
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{
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SecurityDescriptorToSet = AllUsersWriteSecurityDescriptor;
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}
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else
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{
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//
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// admin, local system, etc. only
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//
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SecurityDescriptorToSet = AdminsSecurityDescriptor;
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}
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Status = IoWMIOpenBlock(&pGuidToOid[c].Guid,
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WRITE_DAC,
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&pGuidObject);
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if (NT_SUCCESS(Status))
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{
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Status = ObSetSecurityObjectByPointer(pGuidObject,
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secInfo,
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SecurityDescriptorToSet);
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ObDereferenceObject(pGuidObject);
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}
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}
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} while (FALSE);
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if (NDIS_STATUS_SUCCESS == Status)
|
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{
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*ppGuidToOid = pGuidToOid;
|
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*pcGuidToOid = cCustomGuids;
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}
|
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else
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{
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if (NULL != pGuidToOid)
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{
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FREE_POOL(pGuidToOid);
|
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}
|
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}
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|
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DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
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("<==ndisQueryCustomGuids\n"));
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|
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return(Status);
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}
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|
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USHORT
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ndisWmiMapOids(
|
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IN OUT PNDIS_GUID pDst,
|
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IN IN USHORT cDst,
|
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IN PNDIS_OID pOidList,
|
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IN USHORT cOidList,
|
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IN PNDIS_GUID ndisSupportedList,
|
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IN ULONG cSupportedList
|
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)
|
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/*++
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|
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Routine Description:
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|
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Arguments:
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Return Value:
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--*/
|
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{
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USHORT c1, c2, ctmp = cDst;
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for (c1 = 0; c1 < cSupportedList; c1++)
|
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{
|
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for (c2 = 0; c2 < cOidList; c2++)
|
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{
|
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if (ndisSupportedList[c1].Oid == pOidList[c2])
|
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{
|
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if (NULL != pDst)
|
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{
|
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//
|
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// Copy the guid into the destination buffer.
|
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//
|
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NdisMoveMemory(&pDst[ctmp], &ndisSupportedList[c1], sizeof(NDIS_GUID));
|
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}
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ctmp++;
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break;
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}
|
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}
|
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}
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|
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return ctmp;
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}
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|
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NDIS_STATUS
|
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ndisQuerySupportedGuidToOidList(
|
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IN PNDIS_MINIPORT_BLOCK Miniport
|
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)
|
|
/*++
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|
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Routine Description:
|
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|
|
This routine will query the miniport and determine the mapping of
|
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supported GUIDs and their corresponding OIDs. This will include any
|
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custom OIDs that the driver supports.
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|
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Arguments:
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Return Value:
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|
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--*/
|
|
{
|
|
ULONG BytesNeeded;
|
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NDIS_STATUS NdisStatus;
|
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USHORT cOidList = 0;
|
|
PNDIS_OID pOidList = NULL;
|
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USHORT cCustomGuids = 0;
|
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PNDIS_GUID pCustomGuids = NULL;
|
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USHORT cGuidToOidMap = 0;
|
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PNDIS_GUID pGuidToOidMap = NULL;
|
|
USHORT c1, c2;
|
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NDIS_REQUEST Request;
|
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|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisQuerySupportedGuidToOidList\n"));
|
|
do
|
|
{
|
|
#if (OID_GEN_SUPPORTED_LIST != OID_GEN_CO_SUPPORTED_LIST)
|
|
#error (OID_GEN_SUPPORTED_LIST != OID_GEN_CO_SUPPORTED_LIST)
|
|
#endif
|
|
|
|
//
|
|
// Determine the amount of buffer space needed for the supported list.
|
|
//
|
|
INIT_INTERNAL_REQUEST(&Request, OID_GEN_SUPPORTED_LIST, NdisRequestQueryInformation, NULL, 0);
|
|
NdisStatus = ndisQuerySetMiniport(Miniport, NULL, FALSE, &Request, NULL);
|
|
BytesNeeded = Request.DATA.QUERY_INFORMATION.BytesNeeded;
|
|
|
|
//
|
|
// The driver should have returned invalid length and the
|
|
// length needed in BytesNeeded.
|
|
//
|
|
if (((NDIS_STATUS_INVALID_LENGTH != NdisStatus) && (NDIS_STATUS_BUFFER_TOO_SHORT != NdisStatus)) ||
|
|
(0 == BytesNeeded))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisQuerySupportedGuidToOidList: Failed to get the size of the supported OID list.\n"));
|
|
|
|
NdisStatus = NDIS_STATUS_FAILURE;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine the number of Oids supported.
|
|
//
|
|
cOidList = (USHORT)(BytesNeeded/sizeof(NDIS_OID));
|
|
|
|
//
|
|
// Allocate a buffer to hold the supported list of OIDs.
|
|
//
|
|
pOidList = ALLOC_FROM_POOL(BytesNeeded, NDIS_TAG_WMI_OID_SUPPORTED_LIST);
|
|
if (NULL == pOidList)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisQuerySupportedGuidToOidList: Failed to allocate memory for the OID list.\n"));
|
|
|
|
NdisStatus = NDIS_STATUS_RESOURCES;
|
|
break;
|
|
}
|
|
|
|
Request.DATA.QUERY_INFORMATION.InformationBuffer = pOidList;
|
|
Request.DATA.QUERY_INFORMATION.InformationBufferLength = BytesNeeded;
|
|
|
|
//
|
|
// Now query the supported list of OIDs into the buffer.
|
|
//
|
|
NdisStatus = ndisQuerySetMiniport(Miniport, NULL, FALSE, &Request, NULL);
|
|
if (NDIS_STATUS_SUCCESS != NdisStatus)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisQuerySupportedGuidToOidList: Failed to read in the supported OID list.\n"));
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine the number of [Co]NDIS OIDs that NDIS will handle on behalf of the miniport
|
|
//
|
|
cGuidToOidMap = ndisWmiMapOids(NULL,
|
|
cGuidToOidMap,
|
|
pOidList,
|
|
cOidList,
|
|
ndisSupportedGuids,
|
|
sizeof(ndisSupportedGuids)/sizeof(NDIS_GUID));
|
|
cGuidToOidMap = ndisWmiMapOids(NULL,
|
|
cGuidToOidMap,
|
|
pOidList,
|
|
cOidList,
|
|
ndisCoSupportedGuids,
|
|
sizeof(ndisCoSupportedGuids)/sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Determine the number of media specific OIDs that NDIS will handle on
|
|
// behalf of the miniport
|
|
//
|
|
cGuidToOidMap = ndisWmiMapOids(NULL,
|
|
cGuidToOidMap,
|
|
pOidList,
|
|
cOidList,
|
|
ndisMediaSupportedGuids,
|
|
sizeof(ndisMediaSupportedGuids)/sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Determine the number of custom GUIDs supported.
|
|
//
|
|
NdisStatus = ndisQueryCustomGuids(Miniport, &Request, &pCustomGuids, &cCustomGuids);
|
|
if (NDIS_STATUS_SUCCESS == NdisStatus)
|
|
{
|
|
cGuidToOidMap += cCustomGuids;
|
|
}
|
|
|
|
//
|
|
// Add to the guid count the number of status indications we are
|
|
// registering.
|
|
//
|
|
cGuidToOidMap += (sizeof(ndisStatusSupportedGuids) / sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Add the number of GUIDs that ndis will handle.
|
|
// Add any guids that are not supported with an OID. These will be handled
|
|
// entirely by ndis.
|
|
//
|
|
for (c1 = 0; c1 < sizeof(ndisSupportedGuids) / sizeof(NDIS_GUID); c1++)
|
|
{
|
|
if (NDIS_GUID_TEST_FLAG(&ndisSupportedGuids[c1], fNDIS_GUID_NDIS_ONLY))
|
|
{
|
|
//
|
|
// Check to see if the miniport is CoNDIS
|
|
//
|
|
if (MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO) ||
|
|
!NDIS_GUID_TEST_FLAG(&ndisSupportedGuids[c1], fNDIS_GUID_CO_NDIS))
|
|
{
|
|
cGuidToOidMap++;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Allocate space for the GUID to OID map.
|
|
//
|
|
pGuidToOidMap = ALLOC_FROM_POOL(cGuidToOidMap * sizeof(NDIS_GUID), NDIS_TAG_WMI_GUID_TO_OID);
|
|
if (NULL == pGuidToOidMap)
|
|
{
|
|
NdisStatus = NDIS_STATUS_RESOURCES;
|
|
break;
|
|
}
|
|
|
|
NdisZeroMemory(pGuidToOidMap, cGuidToOidMap * sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Add the GUIDs that NDIS will handle
|
|
//
|
|
for (c1 = 0, c2 = 0;
|
|
c1 < sizeof(ndisSupportedGuids) / sizeof(NDIS_GUID);
|
|
c1++)
|
|
{
|
|
if (NDIS_GUID_TEST_FLAG(&ndisSupportedGuids[c1], fNDIS_GUID_NDIS_ONLY))
|
|
{
|
|
//
|
|
// Check to see if the miniport is CoNDIS
|
|
//
|
|
if (MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO) ||
|
|
!NDIS_GUID_TEST_FLAG(&ndisSupportedGuids[c1], fNDIS_GUID_CO_NDIS))
|
|
{
|
|
NdisMoveMemory(&pGuidToOidMap[c2], &ndisSupportedGuids[c1], sizeof(NDIS_GUID));
|
|
if (MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO))
|
|
{
|
|
//
|
|
// we need to mark this for the enumerate guids.
|
|
//
|
|
pGuidToOidMap[c2].Flags |= fNDIS_GUID_CO_NDIS;
|
|
}
|
|
c2++;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Save the current number of GUIDs in the map in c1
|
|
//
|
|
c1 = c2;
|
|
|
|
//
|
|
// Find the PNDIS_GUIDs that are appropriate for the miniport.
|
|
//
|
|
c1 = ndisWmiMapOids(pGuidToOidMap,
|
|
c1,
|
|
pOidList,
|
|
cOidList,
|
|
ndisSupportedGuids,
|
|
sizeof(ndisSupportedGuids)/sizeof(NDIS_GUID));
|
|
c1 = ndisWmiMapOids(pGuidToOidMap,
|
|
c1,
|
|
pOidList,
|
|
cOidList,
|
|
ndisCoSupportedGuids,
|
|
sizeof(ndisCoSupportedGuids)/sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Check for media specific OIDs that ndis can support.
|
|
//
|
|
c1 = ndisWmiMapOids(pGuidToOidMap,
|
|
c1,
|
|
pOidList,
|
|
cOidList,
|
|
ndisMediaSupportedGuids,
|
|
sizeof(ndisMediaSupportedGuids)/sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Add the status indications to the map of supported guids.
|
|
//
|
|
NdisMoveMemory(&pGuidToOidMap[c1], ndisStatusSupportedGuids, sizeof(ndisStatusSupportedGuids));
|
|
|
|
c1 += (sizeof(ndisStatusSupportedGuids) / sizeof(NDIS_GUID));
|
|
|
|
//
|
|
// Save the GUID to OID mapping with the miniport.
|
|
//
|
|
Miniport->pNdisGuidMap = pGuidToOidMap;
|
|
Miniport->cNdisGuidMap = cGuidToOidMap;
|
|
|
|
//
|
|
// Now copy over the custom GUID information if any.
|
|
//
|
|
if (NULL != pCustomGuids)
|
|
{
|
|
NdisMoveMemory(&pGuidToOidMap[c1],
|
|
pCustomGuids,
|
|
cCustomGuids * sizeof(NDIS_GUID));
|
|
|
|
Miniport->pCustomGuidMap = &pGuidToOidMap[c1];
|
|
Miniport->cCustomGuidMap = cCustomGuids;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Make sure these are initialized if they are not supported.
|
|
//
|
|
Miniport->pCustomGuidMap = NULL;
|
|
Miniport->cCustomGuidMap = 0;
|
|
}
|
|
|
|
//
|
|
// We've succeeded.
|
|
//
|
|
NdisStatus = NDIS_STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
//
|
|
// Free up the buffer that contains the custom GUIDs.
|
|
//
|
|
if (NULL != pCustomGuids)
|
|
{
|
|
FREE_POOL(pCustomGuids);
|
|
}
|
|
|
|
//
|
|
// Free up the list of supported driver OIDs.
|
|
//
|
|
if (NULL != pOidList)
|
|
{
|
|
FREE_POOL(pOidList);
|
|
}
|
|
|
|
//
|
|
// If there was an error and we allocated the GUID to OID map then
|
|
// free it up also.
|
|
//
|
|
if (NDIS_STATUS_SUCCESS != NdisStatus)
|
|
{
|
|
if (NULL != pGuidToOidMap)
|
|
{
|
|
FREE_POOL(pGuidToOidMap);
|
|
}
|
|
}
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisQuerySupportedGuidToOidList\n"));
|
|
|
|
return(NdisStatus);
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
ndisWmiRegister(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN ULONG_PTR RegistrationType,
|
|
IN PWMIREGINFO wmiRegInfo,
|
|
IN ULONG wmiRegInfoSize,
|
|
IN PULONG pReturnSize
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
PWMIREGINFO pwri;
|
|
ULONG CustomSizeNeeded = 0;
|
|
ULONG CustomBufferSize;
|
|
ULONG CommonSizeNeeded;
|
|
ULONG cCommonGuids;
|
|
PUNICODE_STRING pMiniportRegistryPath = NULL;
|
|
PNDIS_GUID pndisguid;
|
|
PWMIREGGUID pwrg;
|
|
PUCHAR ptmp;
|
|
NTSTATUS Status;
|
|
UINT c;
|
|
NDIS_STATUS NdisStatus;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiRegister\n"));
|
|
|
|
//
|
|
// Initialize the return size.
|
|
//
|
|
*pReturnSize = 0;
|
|
|
|
do
|
|
{
|
|
//
|
|
// Is this a register request?
|
|
//
|
|
if (WMIREGISTER == RegistrationType)
|
|
{
|
|
//
|
|
// Get the supported list of OIDs
|
|
//
|
|
if (Miniport->pNdisGuidMap == NULL)
|
|
{
|
|
NdisStatus = ndisQuerySupportedGuidToOidList(Miniport);
|
|
|
|
if (NDIS_STATUS_SUCCESS != NdisStatus)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiRegister: Unable to get the supported GUID to OID map\n"));
|
|
|
|
Status = STATUS_UNSUCCESSFUL;
|
|
break;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Determine the amount of space needed for the Custom GUIDs
|
|
//
|
|
if (Miniport->cCustomGuidMap != 0)
|
|
{
|
|
//
|
|
// Get a pointer to the registry path of the driver.
|
|
//
|
|
pMiniportRegistryPath = &Miniport->DriverHandle->NdisDriverInfo->ServiceRegPath;
|
|
|
|
CustomSizeNeeded = sizeof(WMIREGINFO) +
|
|
(Miniport->cCustomGuidMap * sizeof(WMIREGGUID)) +
|
|
(sizeof(MOF_RESOURCE_NAME) - sizeof(WCHAR) + sizeof(USHORT)) +
|
|
(pMiniportRegistryPath->Length + sizeof(USHORT));
|
|
}
|
|
|
|
//
|
|
// Determine how much memory we need to allocate.
|
|
//
|
|
cCommonGuids = Miniport->cNdisGuidMap - Miniport->cCustomGuidMap;
|
|
|
|
CommonSizeNeeded = sizeof(WMIREGINFO) + (cCommonGuids * sizeof(WMIREGGUID));
|
|
CustomBufferSize = CustomSizeNeeded;
|
|
CustomSizeNeeded = (CustomSizeNeeded + (sizeof(PVOID) - 1)) & ~(sizeof(PVOID) - 1);
|
|
|
|
//
|
|
// CustomBufferSize represents the number of bytes required to store the
|
|
// custom WMI registration info. CustomSizeNeeded is this value rounded
|
|
// up so that the adjacent WMI registration info is properly aligned.
|
|
//
|
|
|
|
//
|
|
// We need to give this above information back to WMI.
|
|
//
|
|
|
|
if (wmiRegInfoSize < (CustomSizeNeeded + CommonSizeNeeded))
|
|
{
|
|
ASSERT(wmiRegInfoSize >= 4);
|
|
|
|
*((PULONG)wmiRegInfo) = (CustomSizeNeeded + CommonSizeNeeded);
|
|
*pReturnSize = sizeof(ULONG);
|
|
Status = STATUS_BUFFER_TOO_SMALL;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWmiRegister: Insufficient buffer space for WMI registration information.\n"));
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Get a pointer to the buffer passed in.
|
|
//
|
|
pwri = wmiRegInfo;
|
|
|
|
*pReturnSize = CustomSizeNeeded + CommonSizeNeeded;
|
|
|
|
NdisZeroMemory(pwri, CustomSizeNeeded + CommonSizeNeeded);
|
|
|
|
//
|
|
// do we need to initialize a WMIREGINFO struct for custom GUIDs?
|
|
//
|
|
if ((0 != CustomSizeNeeded) && pMiniportRegistryPath)
|
|
{
|
|
//
|
|
// Initialize the WMIREGINFO struct for the miniport's
|
|
// custom GUIDs.
|
|
//
|
|
pwri->BufferSize = CustomBufferSize;
|
|
pwri->NextWmiRegInfo = CustomSizeNeeded;
|
|
pwri->GuidCount = Miniport->cCustomGuidMap;
|
|
|
|
for (c = 0, pndisguid = Miniport->pCustomGuidMap, pwrg = pwri->WmiRegGuid;
|
|
(c < Miniport->cCustomGuidMap);
|
|
c++, pndisguid++, pwrg++)
|
|
{
|
|
CopyMemory(&pwrg->Guid, &pndisguid->Guid, sizeof(GUID));
|
|
}
|
|
|
|
//
|
|
// Fill in the registry path.
|
|
//
|
|
ptmp = (PUCHAR)pwrg;
|
|
pwri->RegistryPath = (ULONG)((ULONG_PTR)ptmp - (ULONG_PTR)pwri);
|
|
*((PUSHORT)ptmp) = pMiniportRegistryPath->Length;
|
|
ptmp += sizeof(USHORT);
|
|
CopyMemory(ptmp, pMiniportRegistryPath->Buffer, pMiniportRegistryPath->Length);
|
|
|
|
//
|
|
// Get a pointer to the destination for the MOF name.
|
|
//
|
|
ptmp += pMiniportRegistryPath->Length;
|
|
|
|
//
|
|
// Save the offset to the mof resource.
|
|
//
|
|
pwri->MofResourceName = (ULONG)((ULONG_PTR)ptmp - (ULONG_PTR)pwri);
|
|
*((PUSHORT)ptmp) = sizeof(MOF_RESOURCE_NAME) - sizeof(WCHAR);
|
|
ptmp += sizeof(USHORT);
|
|
|
|
//
|
|
// Copy the mof name into the wri buffer.
|
|
//
|
|
CopyMemory(ptmp, MOF_RESOURCE_NAME, sizeof(MOF_RESOURCE_NAME) - sizeof(WCHAR));
|
|
|
|
//
|
|
// Go on to the next WMIREGINFO struct for the common GUIDs.
|
|
//
|
|
|
|
pwri = (PWMIREGINFO)((PCHAR)pwri + pwri->NextWmiRegInfo);
|
|
}
|
|
|
|
//
|
|
// Initialize the pwri struct for the common Oids.
|
|
//
|
|
pwri->BufferSize = CommonSizeNeeded;
|
|
pwri->NextWmiRegInfo = 0;
|
|
pwri->GuidCount = cCommonGuids;
|
|
|
|
//
|
|
// Go through the GUIDs that we support.
|
|
//
|
|
for (c = 0, pndisguid = Miniport->pNdisGuidMap, pwrg = pwri->WmiRegGuid;
|
|
(c < cCommonGuids);
|
|
c++, pndisguid++, pwrg++)
|
|
{
|
|
if (NdisEqualMemory(&pndisguid->Guid, (PVOID)&GUID_POWER_DEVICE_ENABLE, sizeof(GUID)) ||
|
|
NdisEqualMemory(&pndisguid->Guid, (PVOID)&GUID_POWER_DEVICE_WAKE_ENABLE, sizeof(GUID)) ||
|
|
NdisEqualMemory(&pndisguid->Guid, (PVOID)&GUID_NDIS_WAKE_ON_MAGIC_PACKET_ONLY, sizeof(GUID)))
|
|
{
|
|
{
|
|
(ULONG_PTR)pwrg->InstanceInfo = (ULONG_PTR)(Miniport->PhysicalDeviceObject);
|
|
pwrg->Flags = WMIREG_FLAG_INSTANCE_PDO;
|
|
pwrg->InstanceCount = 1;
|
|
}
|
|
|
|
}
|
|
CopyMemory(&pwrg->Guid, &pndisguid->Guid, sizeof(GUID));
|
|
}
|
|
|
|
pwri->RegistryPath = 0;
|
|
pwri->MofResourceName = 0;
|
|
Status = STATUS_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWmiRegister: Unsupported registration type\n"));
|
|
|
|
Status = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiRegister\n"));
|
|
|
|
return(Status);
|
|
}
|
|
|
|
NTSTATUS
|
|
ndisWmiGetGuid(
|
|
OUT PNDIS_GUID *ppNdisGuid,
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN LPGUID guid,
|
|
IN NDIS_STATUS status
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
UINT c;
|
|
PNDIS_GUID pNdisGuid;
|
|
NDIS_STATUS RetStatus = NDIS_STATUS_FAILURE;
|
|
|
|
*ppNdisGuid = NULL;
|
|
|
|
//
|
|
// Search the custom GUIDs
|
|
//
|
|
if (NULL != Miniport->pNdisGuidMap)
|
|
{
|
|
for (c = 0, pNdisGuid = Miniport->pNdisGuidMap;
|
|
(c < Miniport->cNdisGuidMap);
|
|
c++, pNdisGuid++)
|
|
{
|
|
//
|
|
// Make sure that we have a supported GUID and the GUID maps
|
|
// to an OID.
|
|
//
|
|
if (NULL != guid)
|
|
{
|
|
//
|
|
// We are to look for a guid to oid mapping.
|
|
//
|
|
if (NdisEqualMemory(&pNdisGuid->Guid, guid, sizeof(GUID)))
|
|
{
|
|
//
|
|
// We found the GUID, save the OID that we will need to
|
|
// send to the miniport.
|
|
//
|
|
RetStatus = NDIS_STATUS_SUCCESS;
|
|
*ppNdisGuid = pNdisGuid;
|
|
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// We need to find the guid for the status indication
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_STATUS) &&
|
|
(pNdisGuid->Status == status))
|
|
{
|
|
RetStatus = NDIS_STATUS_SUCCESS;
|
|
*ppNdisGuid = pNdisGuid;
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return(RetStatus);
|
|
}
|
|
|
|
NTSTATUS
|
|
ndisQueryGuidDataSize(
|
|
OUT PULONG pBytesNeeded,
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PNDIS_CO_VC_PTR_BLOCK pVcBlock OPTIONAL,
|
|
IN LPGUID guid
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This routine will determine the amount of buffer space needed for
|
|
the GUID's data.
|
|
|
|
Arguments:
|
|
|
|
|
|
pBytesNeeded - Pointer to storage for the size needed.
|
|
Miniport - Pointer to the miniport block.
|
|
guid - GUID to query.
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NtStatus;
|
|
NDIS_STATUS Status;
|
|
PNDIS_GUID pNdisGuid = NULL;
|
|
NDIS_REQUEST Request;
|
|
ULONG GuidDataSize;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisQueryGuidDataSize\n"));
|
|
|
|
do
|
|
{
|
|
//
|
|
// Make sure that we support the guid that was passed, and find
|
|
// the corresponding OID.
|
|
//
|
|
NtStatus = ndisWmiGetGuid(&pNdisGuid, Miniport, guid, 0);
|
|
if (pNdisGuid == NULL)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisQueryGuidDataSize: Unsupported GUID\n"));
|
|
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Check for an ndis only guid
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_NDIS_ONLY))
|
|
{
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
//
|
|
// The following GUIDs all return the same data.
|
|
//
|
|
if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_ENUMERATE_ADAPTER, sizeof(GUID)))
|
|
{
|
|
//
|
|
// Length of string and the string data.
|
|
//
|
|
*pBytesNeeded = Miniport->MiniportName.Length + sizeof(USHORT);
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_ENABLE, sizeof(GUID)))
|
|
{
|
|
*pBytesNeeded = sizeof(BOOLEAN);
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_WAKE_ENABLE, sizeof(GUID)))
|
|
{
|
|
*pBytesNeeded = sizeof(BOOLEAN);
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_WAKE_ON_MAGIC_PACKET_ONLY, sizeof(GUID)))
|
|
{
|
|
*pBytesNeeded = sizeof(BOOLEAN);
|
|
}
|
|
else if ((NULL != pVcBlock) && NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_ENUMERATE_VC, sizeof(GUID)))
|
|
{
|
|
//
|
|
// There is not data for this VC. It's simply used to enumerate VCs on a miniport.
|
|
//
|
|
*pBytesNeeded = 0;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Unknown guid is being queried...
|
|
//
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this a GUID to OID mapping?
|
|
//
|
|
if (!NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_OID))
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Do we need to query the OID for the size of the data?
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ARRAY) ||
|
|
NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_UNICODE_STRING) ||
|
|
NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ANSI_STRING) ||
|
|
(pNdisGuid->Size == (ULONG)-1))
|
|
{
|
|
//
|
|
// Query the miniport for the current size of the variable length block.
|
|
//
|
|
INIT_INTERNAL_REQUEST(&Request, pNdisGuid->Oid, NdisRequestQueryStatistics, NULL, 0);
|
|
Status = ndisQuerySetMiniport(Miniport,
|
|
pVcBlock,
|
|
FALSE,
|
|
&Request,
|
|
NULL);
|
|
|
|
//
|
|
// Make sure that the miniport failed the above request with
|
|
// the correct error code and that the BytesNeeded is valid.
|
|
//
|
|
if ((NDIS_STATUS_INVALID_LENGTH != Status) &&
|
|
(NDIS_STATUS_BUFFER_TOO_SHORT != Status) &&
|
|
(NDIS_STATUS_SUCCESS != Status))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisQueryGuidDataSize: Failed to query driver OID: 0x%x\n", Status));
|
|
|
|
MAP_NDIS_STATUS_TO_NT_STATUS(Status, &NtStatus);
|
|
break;
|
|
}
|
|
|
|
GuidDataSize = Request.DATA.QUERY_INFORMATION.BytesNeeded;
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ANSI_STRING))
|
|
{
|
|
//
|
|
// The size returned is the number of ansi characters. Convert this
|
|
// to the unicode string size needed
|
|
//
|
|
GuidDataSize = GuidDataSize * sizeof(WCHAR);
|
|
GuidDataSize += sizeof(USHORT);
|
|
}
|
|
else if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_UNICODE_STRING))
|
|
{
|
|
//
|
|
// string data has a USHORT for the size.
|
|
//
|
|
GuidDataSize += sizeof(USHORT);
|
|
}
|
|
else if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ARRAY))
|
|
{
|
|
//
|
|
// The data is going to have a ULONG of size information at the
|
|
// start of the buffer.
|
|
//
|
|
GuidDataSize += sizeof(ULONG);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GuidDataSize = pNdisGuid->Size;
|
|
}
|
|
|
|
//
|
|
// Return the bytes needed.
|
|
//
|
|
*pBytesNeeded = GuidDataSize;
|
|
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisQueryGuidDataSize\n"));
|
|
|
|
return(NtStatus);
|
|
}
|
|
|
|
NTSTATUS
|
|
ndisQueryGuidData(
|
|
IN PUCHAR Buffer,
|
|
IN ULONG BufferLength,
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PNDIS_CO_VC_PTR_BLOCK pVcBlock,
|
|
IN LPGUID guid,
|
|
IN PIRP Irp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NtStatus;
|
|
NDIS_STATUS Status;
|
|
PNDIS_GUID pNdisGuid = NULL;
|
|
NDIS_REQUEST Request;
|
|
ANSI_STRING strAnsi = {0};
|
|
UNICODE_STRING strUnicode = {0};
|
|
ULONG QuerySize;
|
|
PUCHAR QueryBuffer;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisQueryGuidData\n"));
|
|
|
|
UNREFERENCED_PARAMETER(Irp);
|
|
|
|
do
|
|
{
|
|
//
|
|
// If the buffer length is equal to 0 then there is no data to query.
|
|
//
|
|
if (0 == BufferLength)
|
|
{
|
|
NtStatus = STATUS_SUCCESS;
|
|
break;
|
|
}
|
|
|
|
ZeroMemory(Buffer, BufferLength);
|
|
|
|
//
|
|
// Make sure that we support the guid that was passed, and find
|
|
// the corresponding OID.
|
|
//
|
|
//1 check to see if we need to do this.
|
|
NtStatus = ndisWmiGetGuid(&pNdisGuid, Miniport, guid, 0);
|
|
if (pNdisGuid == NULL)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisQueryGuidData: Unsupported GUID\n"));
|
|
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this an NDIS supported GUID?
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_NDIS_ONLY))
|
|
{
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
//
|
|
// The following GUIDs all return the same data.
|
|
//
|
|
if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_ENUMERATE_ADAPTER, sizeof(GUID)))
|
|
{
|
|
*(PUSHORT)Buffer = Miniport->MiniportName.Length;
|
|
|
|
NdisMoveMemory(Buffer + sizeof(USHORT),
|
|
Miniport->MiniportName.Buffer,
|
|
Miniport->MiniportName.Length);
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_ENABLE, sizeof(GUID)))
|
|
{
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(!MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_NO_HALT_ON_SUSPEND)))
|
|
{
|
|
*((PBOOLEAN)Buffer) = MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_DEVICE_POWER_ENABLE);
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_WAKE_ENABLE, sizeof(GUID)))
|
|
{
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(Miniport->DeviceCaps.SystemWake > PowerSystemWorking))
|
|
{
|
|
*((PBOOLEAN)Buffer) = MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_DEVICE_POWER_WAKE_ENABLE);
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_WAKE_ON_MAGIC_PACKET_ONLY, sizeof(GUID)))
|
|
{
|
|
//
|
|
// let the user see this only if we can do wake on magic packet
|
|
//
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(Miniport->DeviceCaps.SystemWake > PowerSystemWorking) &&
|
|
(Miniport->PMCapabilities.WakeUpCapabilities.MinMagicPacketWakeUp != NdisDeviceStateUnspecified) &&
|
|
!(Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_MAGIC_PACKET))
|
|
|
|
{
|
|
*((PBOOLEAN)Buffer) = (Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_PATTERN_MATCH) ?
|
|
TRUE:
|
|
FALSE;
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
}
|
|
else if ((NULL != pVcBlock) && NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_ENUMERATE_VC, sizeof(GUID)))
|
|
{
|
|
//
|
|
// There is no data for this VC.
|
|
//
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Unknown guid is being queried...
|
|
//
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this a GUID to OID mapping?
|
|
//
|
|
if (!NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_OID))
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine the query size. This will depend upon the type of
|
|
// data.
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ARRAY))
|
|
{
|
|
//
|
|
// The query size is at least the BufferLength minus the ULONG
|
|
// used for the count. The query buffer will start after the
|
|
// ULONG of count informaiton in the buffer.
|
|
//
|
|
//1 add check for QuerySize > 0
|
|
QuerySize = BufferLength - sizeof(ULONG);
|
|
QueryBuffer = Buffer + sizeof(ULONG);
|
|
}
|
|
else if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ANSI_STRING) ||
|
|
NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_UNICODE_STRING))
|
|
{
|
|
//
|
|
// The query size is at least the BufferLength minus the ULONG
|
|
// used for the count. The query buffer will start after the
|
|
// ULONG of count informaiton in the buffer.
|
|
//
|
|
//1 add check for QuerySize > 0
|
|
QuerySize = BufferLength - sizeof(USHORT);
|
|
QueryBuffer = Buffer + sizeof(USHORT);
|
|
|
|
//
|
|
// Is this a query for an ANSI string?
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ANSI_STRING))
|
|
{
|
|
//
|
|
// The BufferLength is the number of WCHARS not counting a terminating
|
|
// NULL.
|
|
//
|
|
//1 check this to make sure we have room for null
|
|
QuerySize = (QuerySize / sizeof(WCHAR)) + 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
QuerySize = BufferLength;
|
|
QueryBuffer = Buffer;
|
|
}
|
|
|
|
//
|
|
// Query the driver for the actual data.
|
|
//
|
|
INIT_INTERNAL_REQUEST(&Request, pNdisGuid->Oid, NdisRequestQueryStatistics, QueryBuffer, QuerySize);
|
|
Status = ndisQuerySetMiniport(Miniport,
|
|
pVcBlock,
|
|
FALSE,
|
|
&Request,
|
|
NULL);
|
|
if (NDIS_STATUS_SUCCESS != Status)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisQueryGuidData: Failed to query the value for driver OID: 0x%x\n", Status));
|
|
|
|
MAP_NDIS_STATUS_TO_NT_STATUS(Status, &NtStatus);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// If this is an array or string we need to fill in the
|
|
// count/number.
|
|
//
|
|
NtStatus = STATUS_SUCCESS;
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ARRAY))
|
|
{
|
|
//
|
|
// Determine the number of elements.
|
|
//
|
|
*(PULONG)Buffer = QuerySize / pNdisGuid->Size;
|
|
}
|
|
else if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_UNICODE_STRING))
|
|
{
|
|
//
|
|
// The BytesNeeded contains the number of bytes in the string.
|
|
//
|
|
*(PUSHORT)Buffer = (USHORT)QuerySize;
|
|
}
|
|
else if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_ANSI_STRING))
|
|
{
|
|
//
|
|
// The buffer contains the ASCII string, build an
|
|
// ANSI string from this.
|
|
//
|
|
//1 make sure this is null terminated.
|
|
RtlInitAnsiString(&strAnsi, (PCSZ)QueryBuffer);
|
|
|
|
//
|
|
// Convert the ansi string to unicode.
|
|
//
|
|
NtStatus = RtlAnsiStringToUnicodeString(&strUnicode, &strAnsi, TRUE);
|
|
ASSERT(NT_SUCCESS(NtStatus));
|
|
if (NT_SUCCESS(NtStatus))
|
|
{
|
|
//
|
|
// Save the length with the string.
|
|
//
|
|
*(PUSHORT)Buffer = strUnicode.Length;
|
|
|
|
//
|
|
// Copy the string to the wnode buffer.
|
|
//
|
|
NdisMoveMemory(QueryBuffer, strUnicode.Buffer, strUnicode.Length);
|
|
|
|
//
|
|
// Free the buffer allocated for the unicode string.
|
|
//
|
|
RtlFreeUnicodeString(&strUnicode);
|
|
}
|
|
}
|
|
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisQueryGuidData\n"));
|
|
|
|
return(NtStatus);
|
|
}
|
|
|
|
NTSTATUS
|
|
ndisWmiQueryAllData(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN LPGUID guid,
|
|
IN PWNODE_ALL_DATA wnode,
|
|
IN ULONG BufferSize,
|
|
OUT PULONG pReturnSize,
|
|
IN PIRP Irp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NtStatus;
|
|
ULONG wnodeSize = ALIGN_8_TYPE(WNODE_ALL_DATA);
|
|
ULONG InstanceNameOffsetsSize, InstanceNameSize;
|
|
ULONG wnodeTotalSize;
|
|
ULONG BytesNeeded;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiQueryAllData\n"));
|
|
|
|
do
|
|
{
|
|
*pReturnSize = 0;
|
|
|
|
if (BufferSize < sizeof(WNODE_TOO_SMALL))
|
|
{
|
|
WMI_BUFFER_TOO_SMALL(BufferSize, wnode, sizeof(WNODE_TOO_SMALL), &NtStatus, pReturnSize);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// If the guid is only relavent to the adapter then answer it here.
|
|
// Is this GUID meant for "adapters" only, i.e. not vc's.
|
|
//
|
|
if (ndisWmiGuidIsAdapterSpecific(guid) ||
|
|
!MINIPORT_TEST_FLAG(Miniport, fMINIPORT_IS_CO))
|
|
{
|
|
ULONG dataSize;
|
|
PUCHAR pucTmp;
|
|
|
|
//
|
|
// Determine the buffer size needed for the GUID data.
|
|
//
|
|
NtStatus = ndisQueryGuidDataSize(&BytesNeeded, Miniport, NULL, guid);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQueryAllData: Unable to determine GUID data size\n"));
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine the size of the WNODE that is needed.
|
|
//
|
|
dataSize = ALIGN_UP(BytesNeeded, ULONG);
|
|
InstanceNameOffsetsSize = sizeof(ULONG);
|
|
InstanceNameSize = sizeof(USHORT) + Miniport->pAdapterInstanceName->Length; // comes at the end, no need to pad
|
|
|
|
wnodeTotalSize = wnodeSize + dataSize + InstanceNameOffsetsSize + InstanceNameSize;
|
|
|
|
if (BufferSize < wnodeTotalSize)
|
|
{
|
|
WMI_BUFFER_TOO_SMALL(BufferSize, wnode, wnodeTotalSize, &NtStatus, pReturnSize);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Initialize the wnode.
|
|
//
|
|
KeQuerySystemTime(&wnode->WnodeHeader.TimeStamp);
|
|
|
|
wnode->WnodeHeader.Flags |= WNODE_FLAG_FIXED_INSTANCE_SIZE;
|
|
wnode->WnodeHeader.BufferSize = wnodeTotalSize;
|
|
|
|
wnode->InstanceCount = 1;
|
|
wnode->DataBlockOffset = wnodeSize;
|
|
wnode->OffsetInstanceNameOffsets = wnodeSize + dataSize;
|
|
wnode->FixedInstanceSize = BytesNeeded;
|
|
|
|
//
|
|
// Fill in the data block.
|
|
//
|
|
NtStatus = ndisQueryGuidData((PUCHAR)wnode + wnodeSize,
|
|
BytesNeeded,
|
|
Miniport,
|
|
NULL,
|
|
guid,
|
|
Irp);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQueryAllData: Failed to get the GUID data.\n"));
|
|
break;
|
|
}
|
|
|
|
*(PULONG)((PUCHAR)wnode + wnode->OffsetInstanceNameOffsets) = wnodeSize + dataSize + InstanceNameOffsetsSize;
|
|
|
|
//
|
|
// Get the pointer to where we store the instance name.
|
|
//
|
|
pucTmp = (PUCHAR)((PUCHAR)wnode + wnodeSize + dataSize + InstanceNameOffsetsSize);
|
|
|
|
*((PUSHORT)pucTmp) = Miniport->pAdapterInstanceName->Length;
|
|
NdisMoveMemory(pucTmp + sizeof(USHORT),
|
|
Miniport->pAdapterInstanceName->Buffer,
|
|
Miniport->pAdapterInstanceName->Length);
|
|
|
|
NtStatus = STATUS_SUCCESS;
|
|
*pReturnSize = wnode->WnodeHeader.BufferSize;
|
|
}
|
|
else
|
|
{
|
|
ULONG cRoughInstanceCount = Miniport->VcCount + 1;
|
|
UINT cInstanceCount = 0;
|
|
PUCHAR pBuffer;
|
|
PLIST_ENTRY Link;
|
|
PNDIS_CO_VC_PTR_BLOCK pVcBlock = NULL;
|
|
POFFSETINSTANCEDATAANDLENGTH poidl;
|
|
PULONG pInstanceNameOffsets;
|
|
ULONG OffsetToInstanceInfo;
|
|
BOOLEAN OutOfSpace = FALSE;
|
|
|
|
//
|
|
// Initialize common wnode information.
|
|
//
|
|
KeQuerySystemTime(&wnode->WnodeHeader.TimeStamp);
|
|
|
|
//
|
|
// Setup the OFFSETINSTANCEDATAANDLENGTH array.
|
|
//
|
|
poidl = wnode->OffsetInstanceDataAndLength;
|
|
wnode->OffsetInstanceNameOffsets = wnodeSize + ALIGN_UP((sizeof(OFFSETINSTANCEDATAANDLENGTH) * cRoughInstanceCount), ULONG);
|
|
|
|
//
|
|
// Get a pointer to the array of offsets to the instance names.
|
|
//
|
|
pInstanceNameOffsets = (PULONG)((PUCHAR)wnode + wnode->OffsetInstanceNameOffsets);
|
|
|
|
//
|
|
// Get the offset from the wnode where will will start copying the instance
|
|
// data into.
|
|
//
|
|
OffsetToInstanceInfo = ALIGN_8_LENGTH(wnode->OffsetInstanceNameOffsets + sizeof(ULONG) * cRoughInstanceCount);
|
|
|
|
//
|
|
// Get a pointer to start placing the data.
|
|
//
|
|
pBuffer = (PUCHAR)wnode + OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Check to make sure we have at least this much buffer space in the wnode.
|
|
//
|
|
wnodeTotalSize = OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Start with the miniport.
|
|
//
|
|
NtStatus = ndisQueryGuidDataSize(&BytesNeeded, Miniport, NULL, guid);
|
|
if (NT_SUCCESS(NtStatus))
|
|
{
|
|
//
|
|
// Make sure we have enough buffer space for the instance name and
|
|
// the data. If not we still continue since we need to find the total
|
|
// size
|
|
//
|
|
wnodeTotalSize += ALIGN_8_LENGTH(Miniport->pAdapterInstanceName->Length + sizeof(USHORT)) +
|
|
ALIGN_8_LENGTH(BytesNeeded);
|
|
|
|
if (BufferSize >= wnodeTotalSize)
|
|
{
|
|
///
|
|
//
|
|
// The instance info contains the instance name followed by the
|
|
// data for the item.
|
|
//
|
|
///
|
|
|
|
//
|
|
// Add the offset to the instance name to the table.
|
|
//
|
|
pInstanceNameOffsets[cInstanceCount] = OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Copy the instance name into the wnode buffer.
|
|
//
|
|
*((PUSHORT)pBuffer) = Miniport->pAdapterInstanceName->Length;
|
|
|
|
NdisMoveMemory(pBuffer + sizeof(USHORT),
|
|
Miniport->pAdapterInstanceName->Buffer,
|
|
Miniport->pAdapterInstanceName->Length);
|
|
|
|
//
|
|
// Keep track of true instance counts.
|
|
//
|
|
OffsetToInstanceInfo += ALIGN_8_LENGTH(sizeof(USHORT) + Miniport->pAdapterInstanceName->Length);
|
|
pBuffer = (PUCHAR)wnode + OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Query the data for the miniport.
|
|
//
|
|
NtStatus = ndisQueryGuidData(pBuffer, BytesNeeded, Miniport, NULL, guid, Irp);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQueryAllData: Failed to get the GUID data.\n"));
|
|
break;
|
|
}
|
|
|
|
|
|
//
|
|
// Save the length of the data item for this instance.
|
|
//
|
|
poidl[cInstanceCount].OffsetInstanceData = OffsetToInstanceInfo;
|
|
poidl[cInstanceCount].LengthInstanceData = BytesNeeded;
|
|
|
|
//
|
|
// Keep track of true instance counts.
|
|
//
|
|
OffsetToInstanceInfo += ALIGN_8_LENGTH(BytesNeeded);
|
|
pBuffer = (PUCHAR)wnode + OffsetToInstanceInfo;
|
|
}
|
|
|
|
//
|
|
// Increment the current instance count.
|
|
//
|
|
cInstanceCount++;
|
|
}
|
|
else
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQueryAllData: Unable to determine GUID data size\n"));
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
//
|
|
// Only the miniport?
|
|
//
|
|
if (cInstanceCount == cRoughInstanceCount)
|
|
{
|
|
if (BufferSize >= wnodeTotalSize)
|
|
{
|
|
wnode->WnodeHeader.BufferSize = wnodeTotalSize;
|
|
wnode->InstanceCount = cInstanceCount;
|
|
*pReturnSize = wnode->WnodeHeader.BufferSize;
|
|
NtStatus = STATUS_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
WMI_BUFFER_TOO_SMALL(BufferSize, wnode, wnodeTotalSize, &NtStatus, pReturnSize);
|
|
}
|
|
break;
|
|
}
|
|
|
|
//
|
|
// First search the inactive vc list.
|
|
//
|
|
Link = Miniport->WmiEnabledVcs.Flink;
|
|
while (Link != &Miniport->WmiEnabledVcs)
|
|
{
|
|
//
|
|
// We only have room for so many VCs.
|
|
//
|
|
if (cInstanceCount >= cRoughInstanceCount)
|
|
{
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Get a pointer to the VC.
|
|
//
|
|
pVcBlock = CONTAINING_RECORD(Link, NDIS_CO_VC_PTR_BLOCK, WmiLink);
|
|
|
|
if (!ndisReferenceVcPtr(pVcBlock))
|
|
{
|
|
Link = Link->Flink;
|
|
|
|
//
|
|
// This VC is cleaning up.
|
|
//
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// If there is an instance name associated with the VC then we need to query it.
|
|
//
|
|
if (NULL != pVcBlock->VcInstanceName.Buffer)
|
|
{
|
|
//
|
|
// Start with the miniport.
|
|
//
|
|
NtStatus = ndisQueryGuidDataSize(&BytesNeeded,
|
|
Miniport,
|
|
pVcBlock,
|
|
guid);
|
|
if (NT_SUCCESS(NtStatus))
|
|
{
|
|
//
|
|
// Make sure we have enough buffer space for the instance name and
|
|
// the data.
|
|
//
|
|
wnodeTotalSize += ALIGN_8_LENGTH(pVcBlock->VcInstanceName.Length + sizeof(USHORT)) +
|
|
ALIGN_8_LENGTH(BytesNeeded);
|
|
|
|
if (BufferSize < wnodeTotalSize)
|
|
{
|
|
WMI_BUFFER_TOO_SMALL(BufferSize, wnode, wnodeTotalSize, &NtStatus, pReturnSize);
|
|
OutOfSpace = TRUE;
|
|
ndisDereferenceVcPtr(pVcBlock);
|
|
Link = Link->Flink;
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// The instance info contains the instance name followed by the
|
|
// data for the item.
|
|
//
|
|
|
|
//
|
|
// Add the offset to the instance name to the table.
|
|
//
|
|
pInstanceNameOffsets[cInstanceCount] = OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Copy the instance name into the wnode buffer.
|
|
//
|
|
*((PUSHORT)pBuffer) = pVcBlock->VcInstanceName.Length;
|
|
|
|
NdisMoveMemory(pBuffer + sizeof(USHORT),
|
|
pVcBlock->VcInstanceName.Buffer,
|
|
pVcBlock->VcInstanceName.Length);
|
|
|
|
//
|
|
// Keep track of true instance counts.
|
|
//
|
|
OffsetToInstanceInfo += ALIGN_8_LENGTH(sizeof(USHORT) + pVcBlock->VcInstanceName.Length);
|
|
pBuffer = (PUCHAR)wnode + OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Query the data for the miniport.
|
|
//
|
|
NtStatus = ndisQueryGuidData(pBuffer,
|
|
BytesNeeded,
|
|
Miniport,
|
|
pVcBlock,
|
|
guid,
|
|
Irp);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQueryAllData: Failed to query GUID data\n"));
|
|
ndisDereferenceVcPtr(pVcBlock);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Save the length of the data item for this instance.
|
|
//
|
|
poidl[cInstanceCount].OffsetInstanceData = OffsetToInstanceInfo;
|
|
poidl[cInstanceCount].LengthInstanceData = BytesNeeded;
|
|
|
|
//
|
|
// Keep track of true instance counts.
|
|
//
|
|
OffsetToInstanceInfo += ALIGN_8_LENGTH(BytesNeeded);
|
|
pBuffer = (PUCHAR)wnode + OffsetToInstanceInfo;
|
|
|
|
//
|
|
// Increment the current instance count.
|
|
//
|
|
cInstanceCount++;
|
|
}
|
|
}
|
|
|
|
ndisDereferenceVcPtr(pVcBlock);
|
|
Link = Link->Flink;
|
|
}
|
|
|
|
if (!OutOfSpace)
|
|
{
|
|
wnode->WnodeHeader.BufferSize = wnodeTotalSize;
|
|
wnode->InstanceCount = cInstanceCount;
|
|
|
|
//
|
|
// Set the status to success.
|
|
//
|
|
NtStatus = STATUS_SUCCESS;
|
|
*pReturnSize = wnode->WnodeHeader.BufferSize;
|
|
}
|
|
}
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiQueryAllData\n"));
|
|
|
|
return(NtStatus);
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
ndisWmiQuerySingleInstance(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PWNODE_SINGLE_INSTANCE wnode,
|
|
IN ULONG BufferSize,
|
|
OUT PULONG pReturnSize,
|
|
IN PIRP Irp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NtStatus;
|
|
ULONG BytesNeeded;
|
|
ULONG wnodeSize;
|
|
USHORT cbInstanceName;
|
|
PWSTR pInstanceName;
|
|
PNDIS_CO_VC_PTR_BLOCK pVcBlock = NULL;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiQuerySingleInstance\n"));
|
|
|
|
do
|
|
{
|
|
*pReturnSize = 0;
|
|
|
|
if (wnode->WnodeHeader.Flags & WNODE_FLAG_STATIC_INSTANCE_NAMES)
|
|
{
|
|
//
|
|
// This is a static instance name
|
|
//
|
|
pVcBlock = NULL;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Determine if this is for a VC or a miniport...
|
|
//
|
|
|
|
cbInstanceName = *(PUSHORT)((PUCHAR)wnode + wnode->OffsetInstanceName);
|
|
pInstanceName = (PWSTR)((PUCHAR)wnode + wnode->OffsetInstanceName + sizeof(USHORT));
|
|
|
|
//
|
|
// This routine will determine if the wnode's instance name is a miniport or VC.
|
|
// If it's a VC then it will find which one.
|
|
//
|
|
NtStatus = ndisWmiFindInstanceName(&pVcBlock, Miniport, pInstanceName, cbInstanceName);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQuerySingleInstance: Unable to find the instance name\n"));
|
|
|
|
pVcBlock = NULL;
|
|
break;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Determine the buffer size needed for the GUID data.
|
|
//
|
|
NtStatus = ndisQueryGuidDataSize(&BytesNeeded,
|
|
Miniport,
|
|
pVcBlock,
|
|
&wnode->WnodeHeader.Guid);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQuerySingleInstance: Unable to determine GUID data size\n"));
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine the size of the wnode.
|
|
//
|
|
wnodeSize = wnode->DataBlockOffset + BytesNeeded;
|
|
if (BufferSize < wnodeSize)
|
|
{
|
|
WMI_BUFFER_TOO_SMALL(BufferSize, wnode, wnodeSize, &NtStatus, pReturnSize);
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Initialize the wnode.
|
|
//
|
|
KeQuerySystemTime(&wnode->WnodeHeader.TimeStamp);
|
|
wnode->WnodeHeader.BufferSize = wnodeSize;
|
|
wnode->SizeDataBlock = BytesNeeded;
|
|
|
|
//
|
|
// Validate the guid and get the data for it.
|
|
//
|
|
NtStatus = ndisQueryGuidData((PUCHAR)wnode + wnode->DataBlockOffset,
|
|
BytesNeeded,
|
|
Miniport,
|
|
pVcBlock,
|
|
&wnode->WnodeHeader.Guid,
|
|
Irp);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiQuerySingleInstance: Failed to get the GUID data.\n"));
|
|
break;
|
|
}
|
|
|
|
*pReturnSize = wnodeSize;
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
//
|
|
// If this was a VC then we need to dereference it.
|
|
//
|
|
if (NULL != pVcBlock)
|
|
{
|
|
ndisDereferenceVcPtr(pVcBlock);
|
|
}
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiQuerySingleInstance\n"));
|
|
|
|
return(NtStatus);
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
ndisWmiChangeSingleInstance(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PWNODE_SINGLE_INSTANCE wnode,
|
|
IN ULONG BufferSize,
|
|
OUT PULONG pReturnSize,
|
|
IN PIRP Irp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NtStatus;
|
|
NDIS_STATUS Status;
|
|
PNDIS_GUID pNdisGuid = NULL;
|
|
PUCHAR pGuidData;
|
|
ULONG GuidDataSize;
|
|
NDIS_REQUEST Request;
|
|
USHORT cbInstanceName;
|
|
PWSTR pInstanceName;
|
|
PNDIS_CO_VC_PTR_BLOCK pVcBlock = NULL;
|
|
|
|
UNREFERENCED_PARAMETER(BufferSize);
|
|
UNREFERENCED_PARAMETER(pReturnSize);
|
|
UNREFERENCED_PARAMETER(Irp);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiChangeSingleInstance\n"));
|
|
|
|
do
|
|
{
|
|
if (wnode->WnodeHeader.Flags & WNODE_FLAG_STATIC_INSTANCE_NAMES)
|
|
{
|
|
//
|
|
// This is a static instance name
|
|
//
|
|
pVcBlock = NULL;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Determine if this is for a VC or a miniport...
|
|
//
|
|
cbInstanceName = *(PUSHORT)((PUCHAR)wnode + wnode->OffsetInstanceName);
|
|
pInstanceName = (PWSTR)((PUCHAR)wnode + wnode->OffsetInstanceName + sizeof(USHORT));
|
|
|
|
//
|
|
// This routine will determine if the wnode's instance name is a miniport or VC.
|
|
// If it's a VC then it will find which one.
|
|
//
|
|
NtStatus = ndisWmiFindInstanceName(&pVcBlock, Miniport, pInstanceName, cbInstanceName);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Unable to find the instance name\n"));
|
|
|
|
pVcBlock = NULL;
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Make sure that we support the guid that was passed, and find
|
|
// the corresponding OID.
|
|
//
|
|
NtStatus = ndisWmiGetGuid(&pNdisGuid,
|
|
Miniport,
|
|
&wnode->WnodeHeader.Guid,
|
|
0);
|
|
if (pNdisGuid == NULL)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Unsupported GUID\n"));
|
|
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this guid settable?
|
|
//
|
|
if (NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_NOT_SETTABLE))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Guid is not settable!\n"));
|
|
|
|
NtStatus = STATUS_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Get a pointer to the GUID data and size.
|
|
//
|
|
GuidDataSize = wnode->SizeDataBlock;
|
|
pGuidData = (PUCHAR)wnode + wnode->DataBlockOffset;
|
|
|
|
if (GuidDataSize == 0)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Guid has not data to set!\n"));
|
|
|
|
NtStatus = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this an internal ndis guid?
|
|
//
|
|
if ((NULL == pVcBlock) && NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_NDIS_ONLY))
|
|
{
|
|
PBOOLEAN pBoolean = (PBOOLEAN)pGuidData;
|
|
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
//
|
|
// for PM set guids, we should update registry for future boots
|
|
//
|
|
//
|
|
if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_ENABLE, sizeof(GUID)))
|
|
{
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(!MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_NO_HALT_ON_SUSPEND)))
|
|
|
|
{
|
|
if (*pBoolean)
|
|
{
|
|
MINIPORT_PNP_SET_FLAG(Miniport, fMINIPORT_DEVICE_POWER_ENABLE);
|
|
#ifdef NDIS_MEDIA_DISCONNECT_POWER_OFF
|
|
//
|
|
// enabling power management also enables wake on link change
|
|
// assuming the adapter supports it
|
|
//
|
|
if ((Miniport->PMCapabilities.WakeUpCapabilities.MinLinkChangeWakeUp != NdisDeviceStateUnspecified) &&
|
|
(Miniport->MediaDisconnectTimeOut != (USHORT)(-1)))
|
|
{
|
|
Miniport->WakeUpEnable |= NDIS_PNP_WAKE_UP_LINK_CHANGE;
|
|
}
|
|
#endif
|
|
|
|
Miniport->PnPCapabilities &= ~NDIS_DEVICE_DISABLE_PM;
|
|
}
|
|
else
|
|
{
|
|
#ifdef NDIS_MEDIA_DISCONNECT_POWER_OFF
|
|
//
|
|
// disabling power management also disables wake on link and magic packet
|
|
//
|
|
Miniport->WakeUpEnable &= ~NDIS_PNP_WAKE_UP_LINK_CHANGE;
|
|
#endif
|
|
|
|
MINIPORT_PNP_CLEAR_FLAG(Miniport, fMINIPORT_DEVICE_POWER_ENABLE);
|
|
Miniport->PnPCapabilities |= (NDIS_DEVICE_DISABLE_PM |
|
|
NDIS_DEVICE_DISABLE_WAKE_UP);
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_POWER_DEVICE_WAKE_ENABLE, sizeof(GUID)))
|
|
{
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(Miniport->DeviceCaps.SystemWake > PowerSystemWorking))
|
|
{
|
|
if (*pBoolean)
|
|
{
|
|
MINIPORT_PNP_SET_FLAG(Miniport, fMINIPORT_DEVICE_POWER_WAKE_ENABLE);
|
|
Miniport->PnPCapabilities &= ~NDIS_DEVICE_DISABLE_WAKE_UP;
|
|
//
|
|
// enableing Wake on Lan enables wake on Magic Packet method
|
|
// assuming the miniport supports it and it is not disabled in the registry
|
|
//
|
|
if ((Miniport->PMCapabilities.WakeUpCapabilities.MinMagicPacketWakeUp != NdisDeviceStateUnspecified) &&
|
|
!(Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_MAGIC_PACKET))
|
|
{
|
|
Miniport->WakeUpEnable |= NDIS_PNP_WAKE_UP_MAGIC_PACKET;
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
MINIPORT_PNP_CLEAR_FLAG(Miniport, fMINIPORT_DEVICE_POWER_WAKE_ENABLE);
|
|
//
|
|
// disabling Wake On Lan also disables wake on Magic Packet method
|
|
//
|
|
Miniport->WakeUpEnable &= ~NDIS_PNP_WAKE_UP_MAGIC_PACKET;
|
|
Miniport->PnPCapabilities |= NDIS_DEVICE_DISABLE_WAKE_UP;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
}
|
|
else if (NdisEqualMemory(&pNdisGuid->Guid, (PVOID)&GUID_NDIS_WAKE_ON_MAGIC_PACKET_ONLY, sizeof(GUID)))
|
|
{
|
|
//
|
|
// let the user set this only if we can do wake on magic packet
|
|
//
|
|
if (MINIPORT_PNP_TEST_FLAG(Miniport, fMINIPORT_PM_SUPPORTED) &&
|
|
(Miniport->DeviceCaps.SystemWake > PowerSystemWorking) &&
|
|
(Miniport->PMCapabilities.WakeUpCapabilities.MinMagicPacketWakeUp != NdisDeviceStateUnspecified) &&
|
|
!(Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_MAGIC_PACKET))
|
|
{
|
|
if (*pBoolean)
|
|
{
|
|
//
|
|
// user does -not- want to wake on pattern match
|
|
//
|
|
Miniport->PnPCapabilities |= NDIS_DEVICE_DISABLE_WAKE_ON_PATTERN_MATCH;
|
|
}
|
|
else
|
|
{
|
|
Miniport->PnPCapabilities &= ~NDIS_DEVICE_DISABLE_WAKE_ON_PATTERN_MATCH;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Invalid NDIS internal GUID!\n"));
|
|
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
}
|
|
|
|
if (NT_SUCCESS(NtStatus))
|
|
{
|
|
if (MINIPORT_PNP_TEST_FLAGS(Miniport, fMINIPORT_DEVICE_POWER_ENABLE |
|
|
fMINIPORT_DEVICE_POWER_WAKE_ENABLE))
|
|
{
|
|
//
|
|
// power management and wol has been enabled by the user
|
|
// check to see what we should tell protocols about the new
|
|
// WOL capabilities of the device
|
|
// NOTE: set NDIS_DEVICE_WAKE_UP_ENABLE only if pattern match is enabled
|
|
//
|
|
if (Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_PATTERN_MATCH)
|
|
Miniport->PMCapabilities.Flags &= ~(NDIS_DEVICE_WAKE_UP_ENABLE |
|
|
NDIS_DEVICE_WAKE_ON_PATTERN_MATCH_ENABLE);
|
|
else
|
|
//
|
|
// user did not disable wake on pattern match, for protocol's purpose
|
|
// wol is enabled
|
|
//
|
|
Miniport->PMCapabilities.Flags |= NDIS_DEVICE_WAKE_UP_ENABLE |
|
|
NDIS_DEVICE_WAKE_ON_PATTERN_MATCH_ENABLE;
|
|
|
|
if (Miniport->PnPCapabilities & NDIS_DEVICE_DISABLE_WAKE_ON_MAGIC_PACKET)
|
|
Miniport->PMCapabilities.Flags &= ~NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE;
|
|
else
|
|
//
|
|
// user did not disable wake on magic packet, do -not- set the NDIS_DEVICE_WAKE_UP_ENABLE
|
|
// bit becasue wake on pattern match may not be enabled
|
|
//
|
|
Miniport->PMCapabilities.Flags |= NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE;
|
|
}
|
|
else
|
|
Miniport->PMCapabilities.Flags &= ~(NDIS_DEVICE_WAKE_UP_ENABLE |
|
|
NDIS_DEVICE_WAKE_ON_PATTERN_MATCH_ENABLE |
|
|
NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE);
|
|
|
|
ndisWritePnPCapabilities(Miniport, Miniport->PnPCapabilities);
|
|
ndisPnPNotifyAllTransports(Miniport,
|
|
NetEventPnPCapabilities,
|
|
&Miniport->PMCapabilities.Flags,
|
|
sizeof(ULONG));
|
|
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Make sure it's not a stauts indication.
|
|
//
|
|
if (!NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_OID))
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Guid does not translate to an OID\n"));
|
|
|
|
NtStatus = STATUS_INVALID_DEVICE_REQUEST;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Attempt to set the miniport with the information.
|
|
//
|
|
INIT_INTERNAL_REQUEST(&Request, pNdisGuid->Oid, NdisRequestSetInformation, pGuidData, GuidDataSize);
|
|
Status = ndisQuerySetMiniport(Miniport,
|
|
pVcBlock,
|
|
TRUE,
|
|
&Request,
|
|
NULL);
|
|
|
|
if (NDIS_STATUS_SUCCESS != Status)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiChangeSingleInstance: Failed to set the new information on the miniport\n"));
|
|
|
|
MAP_NDIS_STATUS_TO_NT_STATUS(Status, &NtStatus);
|
|
|
|
break;
|
|
}
|
|
|
|
NtStatus = STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
//
|
|
// If this was a VC then we need to dereference it.
|
|
//
|
|
if (NULL != pVcBlock)
|
|
{
|
|
ndisDereferenceVcPtr(pVcBlock);
|
|
}
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiChangeSingleInstance\n"));
|
|
|
|
return(NtStatus);
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
ndisWmiChangeSingleItem(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PWNODE_SINGLE_ITEM wnode,
|
|
IN ULONG BufferSize,
|
|
OUT PULONG pReturnSize,
|
|
IN PIRP Irp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
|
|
UNREFERENCED_PARAMETER(Miniport);
|
|
UNREFERENCED_PARAMETER(wnode);
|
|
UNREFERENCED_PARAMETER(BufferSize);
|
|
UNREFERENCED_PARAMETER(pReturnSize);
|
|
UNREFERENCED_PARAMETER(Irp);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiChangeSingleItem\n"));
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiChangeSingleItem: Not Supported\n"));
|
|
|
|
return(STATUS_NOT_SUPPORTED);
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
FASTCALL
|
|
ndisWmiEnableEvents(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN LPGUID Guid
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NDIS_STATUS Status;
|
|
PNDIS_GUID pNdisGuid = NULL;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiEnableEvents\n"));
|
|
|
|
do
|
|
{
|
|
|
|
//
|
|
// Get a pointer to the Guid/Status to enable.
|
|
//
|
|
Status = ndisWmiGetGuid(&pNdisGuid, Miniport, Guid, 0);
|
|
|
|
if (pNdisGuid == NULL)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiEnableEvents: Cannot find the guid to enable an event\n"));
|
|
|
|
Status = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
if (NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_BIND, sizeof(GUID)) ||
|
|
NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_UNBIND, sizeof(GUID)) ||
|
|
NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_DEVICE_POWER_ON, sizeof(GUID)) ||
|
|
NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_DEVICE_POWER_OFF, sizeof(GUID)) ||
|
|
NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_ADAPTER_ARRIVAL, sizeof(GUID)) ||
|
|
NdisEqualMemory(Guid, (PVOID)&GUID_NDIS_NOTIFY_ADAPTER_REMOVAL, sizeof(GUID)))
|
|
{
|
|
NDIS_GUID_SET_FLAG(pNdisGuid, fNDIS_GUID_EVENT_ENABLED);
|
|
Status = STATUS_SUCCESS;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this GUID an event indication?
|
|
//
|
|
if (!NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_STATUS))
|
|
{
|
|
Status = STATUS_INVALID_DEVICE_REQUEST;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Mark the guid as enabled
|
|
//
|
|
NDIS_GUID_SET_FLAG(pNdisGuid, fNDIS_GUID_EVENT_ENABLED);
|
|
Status = STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiEnableEvents\n"));
|
|
|
|
return(Status);
|
|
}
|
|
|
|
NTSTATUS
|
|
FASTCALL
|
|
ndisWmiDisableEvents(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN LPGUID Guid
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
NDIS_STATUS Status;
|
|
PNDIS_GUID pNdisGuid = NULL;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWmiDisableEvents\n"));
|
|
|
|
do
|
|
{
|
|
//
|
|
// Get a pointer to the Guid/Status to enable.
|
|
//
|
|
Status = ndisWmiGetGuid(&pNdisGuid, Miniport, Guid, 0);
|
|
if (pNdisGuid == NULL)
|
|
{
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_ERR,
|
|
("ndisWmiDisableEvents: Cannot find the guid to enable an event\n"));
|
|
|
|
Status = STATUS_INVALID_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Is this GUID an event indication?
|
|
//
|
|
if (!NDIS_GUID_TEST_FLAG(pNdisGuid, fNDIS_GUID_TO_STATUS))
|
|
{
|
|
Status = STATUS_INVALID_DEVICE_REQUEST;
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Mark the guid as enabled
|
|
//
|
|
NDIS_GUID_CLEAR_FLAG(pNdisGuid, fNDIS_GUID_EVENT_ENABLED);
|
|
|
|
Status = STATUS_SUCCESS;
|
|
|
|
} while (FALSE);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWmiDisableEvents\n"));
|
|
|
|
return(Status);
|
|
}
|
|
|
|
NTSTATUS
|
|
ndisWMIDispatch(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP pirp
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Arguments:
|
|
|
|
Return Value:
|
|
|
|
--*/
|
|
{
|
|
PIO_STACK_LOCATION pirpSp = IoGetCurrentIrpStackLocation(pirp);
|
|
PVOID DataPath = pirpSp->Parameters.WMI.DataPath;
|
|
ULONG BufferSize = pirpSp->Parameters.WMI.BufferSize;
|
|
PVOID Buffer = pirpSp->Parameters.WMI.Buffer;
|
|
NTSTATUS Status;
|
|
ULONG ReturnSize = 0;
|
|
PNDIS_MINIPORT_BLOCK Miniport;
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("==>ndisWMIDispatch\n"));
|
|
|
|
//
|
|
// Get a pointer to miniport block
|
|
//
|
|
Miniport = (PNDIS_MINIPORT_BLOCK)((PNDIS_WRAPPER_CONTEXT)DeviceObject->DeviceExtension + 1);
|
|
//1 why do we do this?
|
|
try
|
|
{
|
|
if (Miniport->Signature != (PVOID)MINIPORT_DEVICE_MAGIC_VALUE)
|
|
{
|
|
//
|
|
// This is not a miniport. Likely a device created by the driver. Try dispatching to it.
|
|
//
|
|
return(ndisDummyIrpHandler(DeviceObject, pirp));
|
|
}
|
|
}
|
|
except(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
return(STATUS_ACCESS_VIOLATION);
|
|
}
|
|
|
|
//
|
|
// If the provider ID is not us then pass it down the stack.
|
|
//
|
|
if (pirpSp->Parameters.WMI.ProviderId != (ULONG_PTR)DeviceObject)
|
|
{
|
|
IoSkipCurrentIrpStackLocation(pirp);
|
|
Status = IoCallDriver(Miniport->NextDeviceObject, pirp);
|
|
|
|
return(Status);
|
|
}
|
|
|
|
switch (pirpSp->MinorFunction)
|
|
{
|
|
case IRP_MN_REGINFO:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_REGINFO\n"));
|
|
|
|
Status = ndisWmiRegister(Miniport,
|
|
(ULONG_PTR)DataPath,
|
|
Buffer,
|
|
BufferSize,
|
|
&ReturnSize);
|
|
break;
|
|
|
|
case IRP_MN_QUERY_ALL_DATA:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_QUERY_ALL_DATA\n"));
|
|
|
|
Status = ndisWmiQueryAllData(Miniport,
|
|
(LPGUID)DataPath,
|
|
(PWNODE_ALL_DATA)Buffer,
|
|
BufferSize,
|
|
&ReturnSize,
|
|
pirp);
|
|
break;
|
|
|
|
case IRP_MN_QUERY_SINGLE_INSTANCE:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_QUERY_SINGLE_INSTANCE\n"));
|
|
|
|
Status = ndisWmiQuerySingleInstance(Miniport,
|
|
Buffer,
|
|
BufferSize,
|
|
&ReturnSize,
|
|
pirp);
|
|
break;
|
|
|
|
case IRP_MN_CHANGE_SINGLE_INSTANCE:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_CHANGE_SINGLE_INSTANCE\n"));
|
|
|
|
Status = ndisWmiChangeSingleInstance(Miniport,
|
|
Buffer,
|
|
BufferSize,
|
|
&ReturnSize,
|
|
pirp);
|
|
break;
|
|
|
|
case IRP_MN_CHANGE_SINGLE_ITEM:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_CHANGE_SINGLE_ITEM\n"));
|
|
|
|
Status = ndisWmiChangeSingleItem(Miniport,
|
|
Buffer,
|
|
BufferSize,
|
|
&ReturnSize,
|
|
pirp);
|
|
break;
|
|
|
|
case IRP_MN_ENABLE_EVENTS:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_ENABLE_EVENTS\n"));
|
|
|
|
Status = ndisWmiEnableEvents(Miniport, (LPGUID)DataPath);
|
|
break;
|
|
|
|
case IRP_MN_DISABLE_EVENTS:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_DISABLE_EVENTS\n"));
|
|
|
|
Status = ndisWmiDisableEvents(Miniport, (LPGUID)DataPath);
|
|
break;
|
|
|
|
case IRP_MN_ENABLE_COLLECTION:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_ENABLE_COLLECTION\n"));
|
|
Status = STATUS_NOT_SUPPORTED;
|
|
break;
|
|
|
|
case IRP_MN_DISABLE_COLLECTION:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: IRP_MN_DISABLE_COLLECTION\n"));
|
|
Status = STATUS_NOT_SUPPORTED;
|
|
break;
|
|
|
|
default:
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("ndisWMIDispatch: Invalid minor function (0x%x)\n", pirpSp->MinorFunction));
|
|
|
|
Status = STATUS_INVALID_DEVICE_REQUEST;
|
|
break;
|
|
}
|
|
|
|
pirp->IoStatus.Status = Status;
|
|
ASSERT(ReturnSize <= BufferSize);
|
|
|
|
if (Status == STATUS_BUFFER_TOO_SMALL)
|
|
{
|
|
pirp->IoStatus.Information = ReturnSize;
|
|
}
|
|
else
|
|
{
|
|
pirp->IoStatus.Information = NT_SUCCESS(Status) ? ReturnSize : 0;
|
|
}
|
|
|
|
IoCompleteRequest(pirp, IO_NO_INCREMENT);
|
|
|
|
DBGPRINT(DBG_COMP_WMI, DBG_LEVEL_INFO,
|
|
("<==ndisWMIDispatch\n"));
|
|
|
|
return(Status);
|
|
}
|
|
|
|
|
|
VOID
|
|
ndisSetupWmiNode(
|
|
IN PNDIS_MINIPORT_BLOCK Miniport,
|
|
IN PUNICODE_STRING InstanceName,
|
|
IN ULONG DataBlockSize,
|
|
IN PVOID pGuid,
|
|
IN OUT PWNODE_SINGLE_INSTANCE * pwnode
|
|
)
|
|
|
|
{
|
|
/*
|
|
sets up a wmi node
|
|
the caller will fill in the data block after the call returns
|
|
*/
|
|
|
|
PWNODE_SINGLE_INSTANCE wnode;
|
|
ULONG wnodeSize;
|
|
ULONG wnodeInstanceNameSize;
|
|
PUCHAR ptmp;
|
|
|
|
UNREFERENCED_PARAMETER(Miniport);
|
|
|
|
//
|
|
// Determine the amount of wnode information we need.
|
|
//
|
|
wnodeSize = ALIGN_8_TYPE(WNODE_SINGLE_INSTANCE);
|
|
wnodeInstanceNameSize = ALIGN_8_LENGTH(InstanceName->Length + sizeof(USHORT));
|
|
|
|
wnode = ALLOC_FROM_POOL(wnodeSize + wnodeInstanceNameSize + DataBlockSize,
|
|
NDIS_TAG_WMI_EVENT_ITEM);
|
|
if (NULL != wnode)
|
|
{
|
|
NdisZeroMemory(wnode, wnodeSize + wnodeInstanceNameSize + DataBlockSize);
|
|
wnode->WnodeHeader.BufferSize = wnodeSize + DataBlockSize + wnodeInstanceNameSize;
|
|
wnode->WnodeHeader.ProviderId = IoWMIDeviceObjectToProviderId(Miniport->DeviceObject);
|
|
wnode->WnodeHeader.Version = 1;
|
|
KeQuerySystemTime(&wnode->WnodeHeader.TimeStamp);
|
|
|
|
RtlCopyMemory(&wnode->WnodeHeader.Guid, pGuid, sizeof(GUID));
|
|
wnode->WnodeHeader.Flags = WNODE_FLAG_EVENT_ITEM | WNODE_FLAG_SINGLE_INSTANCE;
|
|
|
|
wnode->OffsetInstanceName = wnodeSize;
|
|
wnode->DataBlockOffset = wnodeSize + wnodeInstanceNameSize;
|
|
wnode->SizeDataBlock = DataBlockSize;
|
|
|
|
//
|
|
// Get a pointer to the start of the instance name.
|
|
//
|
|
ptmp = (PUCHAR)wnode + wnodeSize;
|
|
|
|
//
|
|
// Copy in the instance name.
|
|
//
|
|
*((PUSHORT)ptmp) = InstanceName->Length;
|
|
RtlCopyMemory(ptmp + sizeof(USHORT),
|
|
InstanceName->Buffer,
|
|
InstanceName->Length);
|
|
|
|
}
|
|
|
|
*pwnode = wnode;
|
|
|
|
}
|
|
|
|
/*
|
|
NTSTATUS
|
|
ndisSetWmiSecurity(
|
|
IN PNDIS_GUID NdisGuid
|
|
)
|
|
{
|
|
SECURITY_INFORMATION secInfo = OWNER_SECURITY_INFORMATION |
|
|
GROUP_SECURITY_INFORMATION |
|
|
DACL_SECURITY_INFORMATION;
|
|
PSECURITY_DESCRIPTOR SecurityDescriptorToSet;
|
|
PVOID pGuidObject;
|
|
NTSTATUS Status;
|
|
|
|
|
|
if ((NdisGuid->Flags & (fNDIS_GUID_ALLOW_READ | fNDIS_GUID_ALLOW_WRITE)) ==
|
|
(fNDIS_GUID_ALLOW_READ | fNDIS_GUID_ALLOW_WRITE))
|
|
{
|
|
//
|
|
// everyone
|
|
//
|
|
SecurityDescriptorToSet = AllUsersReadWriteSecurityDescriptor;
|
|
}
|
|
else if (NdisGuid->Flags & fNDIS_GUID_ALLOW_READ)
|
|
{
|
|
SecurityDescriptorToSet = AllUsersReadSecurityDescriptor;
|
|
}
|
|
else if (NdisGuid->Flags & fNDIS_GUID_ALLOW_WRITE)
|
|
{
|
|
SecurityDescriptorToSet = AllUsersWriteSecurityDescriptor;
|
|
}
|
|
else if (NdisGuid->Flags & fNDIS_GUID_TO_STATUS)
|
|
{
|
|
SecurityDescriptorToSet = AllUsersNotificationSecurityDescriptor;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// admin, local system, etc. only
|
|
//
|
|
SecurityDescriptorToSet = AdminsSecurityDescriptor;
|
|
}
|
|
|
|
Status = IoWMIOpenBlock(&NdisGuid->Guid,
|
|
WRITE_DAC,
|
|
&pGuidObject);
|
|
|
|
|
|
|
|
if (NT_SUCCESS(Status))
|
|
{
|
|
Status = ObSetSecurityObjectByPointer(pGuidObject,
|
|
secInfo,
|
|
SecurityDescriptorToSet);
|
|
ObDereferenceObject(pGuidObject);
|
|
|
|
}
|
|
else
|
|
{
|
|
ASSERT(FALSE);
|
|
}
|
|
|
|
return Status;
|
|
|
|
}
|
|
*/
|