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2848 lines
84 KiB
2848 lines
84 KiB
// Copyright (c) 1997, Microsoft Corporation, all rights reserved
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// Copyright (c) 1997, Parallel Technologies, Inc., all rights reserved
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//
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// cm.c
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// RAS DirectParallel WAN mini-port/call-manager driver
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// Call Manager routines
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//
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// 01/07/97 Steve Cobb
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// 09/15/97 Jay Lowe, Parallel Technologies, Inc.
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#include "ptiwan.h"
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#include "ptilink.h"
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//-----------------------------------------------------------------------------
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// Local prototypes (alphabetically)
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//-----------------------------------------------------------------------------
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VOID
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CallSetupComplete(
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IN VCCB* pVc );
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VOID
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InactiveCallCleanUp(
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IN VCCB* pVc );
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ULONG
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LineIdAdd(
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IN ADAPTERCB* pAdapter,
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IN ULONG LineId );
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ULONG
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LineIdPortLookup(
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IN ADAPTERCB* pAdapter,
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IN ULONG LineId );
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VOID
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OpenAfPassive(
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IN NDIS_WORK_ITEM* pWork,
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IN VOID* pContext );
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NDIS_STATUS
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PtiOpenPtiLink(
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IN VCCB* pVc,
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IN ULONG ParallelPortIndex);
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NDIS_STATUS
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PtiClosePtiLink(
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IN VCCB* pVc );
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NDIS_STATUS
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QueryCmInformation(
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IN ADAPTERCB* pAdapter,
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IN VCCB* pVc,
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IN NDIS_OID Oid,
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IN PVOID InformationBuffer,
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IN ULONG InformationBufferLength,
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OUT PULONG BytesWritten,
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OUT PULONG BytesNeeded );
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VOID
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QueryPtiPorts(
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IN ADAPTERCB* pAdapter );
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VOID
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SetupVcComplete(
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IN VCCB* pVc );
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VOID
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WriteEndpointsToRegistry(
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IN ULONG ulVcs );
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//-----------------------------------------------------------------------------
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// Call-manager handlers and completers
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//-----------------------------------------------------------------------------
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NDIS_STATUS
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PtiCmOpenAf(
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IN NDIS_HANDLE CallMgrBindingContext,
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IN PCO_ADDRESS_FAMILY AddressFamily,
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IN NDIS_HANDLE NdisAfHandle,
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OUT PNDIS_HANDLE CallMgrAfContext )
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// Standard 'CmOpenAfHandler' routine called by NDIS when the a client
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// requests to open an address family. See DDK doc.
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//
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{
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ADAPTERCB* pAdapter;
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NDIS_HANDLE hExistingAf;
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NDIS_STATUS status;
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TRACE( TL_I, TM_Cm,
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( "PtiCmOpenAf: AF=$%p", AddressFamily->AddressFamily ) );
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pAdapter = (ADAPTERCB* )CallMgrBindingContext;
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if (pAdapter->ulTag != MTAG_ADAPTERCB)
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{
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ASSERT( !"Atag?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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if (AddressFamily->AddressFamily != CO_ADDRESS_FAMILY_TAPI_PROXY
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|| AddressFamily->MajorVersion != NDIS_MajorVersion
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|| AddressFamily->MinorVersion != NDIS_MinorVersion)
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{
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TRACE( TL_A, TM_Cm, ( "PtiCmOpenAf: Bad AF or NDIS version" ) );
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return NDIS_STATUS_BAD_VERSION;
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}
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// Save NDIS's AF handle in the adapter control block. Interlock just in
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// case multiple clients attempt to open the AF, though don't expect this.
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//
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hExistingAf =
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InterlockedCompareExchangePointer(
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&pAdapter->NdisAfHandle, NdisAfHandle, NULL );
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if (hExistingAf)
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{
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// Our AF has already been opened and it doesn't make any sense to
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// accept another since there is no way to distinguish which should
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// receive incoming calls.
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//
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ASSERT( !"AF exists?" );
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return NDIS_STATUS_FAILURE;
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}
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ReferenceAdapter( pAdapter );
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ReferenceAf( pAdapter );
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// Since we support only a single address family, just return the adapter
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// as the address family context.
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//
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*CallMgrAfContext = CallMgrBindingContext;
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// If this is the first reference then schedule work to stall around
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// waiting for PARPORT to initialize the parallel ports. Unfortunately,
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// according to Doug Fritz there is no way in the PnP model to know when
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// all ports that are coming have come.
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//
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TRACE( TL_I, TM_Cm, ( "PtiCmOpenAf sched delay" ) );
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status = ScheduleWork( pAdapter, OpenAfPassive, pAdapter );
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if (status != NDIS_STATUS_SUCCESS)
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{
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TRACE( TL_I, TM_Cm, ( "PtiCmOpenAf: Sched fail" ) );
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return status;
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}
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TRACE( TL_V, TM_Cm, ( "PtiCmOpenAf: pend" ) );
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return NDIS_STATUS_PENDING;
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}
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VOID
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OpenAfPassive(
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IN NDIS_WORK_ITEM* pWork,
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IN VOID* pContext )
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// An NDIS_PROC routine to complete the Address Family open begun in
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// LcmCmOpenAf.
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{
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ADAPTERCB* pAdapter;
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// Unpack context information then free the work item.
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//
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pAdapter = (ADAPTERCB* )pContext;
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ASSERT( pAdapter->ulTag == MTAG_ADAPTERCB );
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FREE_NDIS_WORK_ITEM( pAdapter, pWork );
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if (pAdapter->lAfRef <= 1)
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{
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if (pAdapter->ulParportDelayMs > 0)
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{
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TRACE( TL_I, TM_Cm, ( "NdisMSleep(openAF)" ) );
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NdisMSleep( pAdapter->ulParportDelayMs * 1000 );
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TRACE( TL_I, TM_Cm, ( "NdisMSleep(openAF) done" ) );
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}
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// Count the actual number of VCs we must be able to provide and write
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// the result to the registry.
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//
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QueryPtiPorts( pAdapter );
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if (pAdapter->ulActualVcs == 0 && pAdapter->ulExtraParportDelayMs > 0)
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{
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// No ports were found,but a secondary wait is configured. Wait,
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// then count the ports again.
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//
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TRACE( TL_I, TM_Cm, ( "NdisMSleep(openAFx)" ) );
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NdisMSleep( pAdapter->ulExtraParportDelayMs * 1000 );
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TRACE( TL_I, TM_Cm, ( "NdisMSleep(openAFx) done" ) );
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QueryPtiPorts( pAdapter );
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}
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WriteEndpointsToRegistry( pAdapter->ulActualVcs );
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}
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TRACE( TL_I, TM_Cm, ( "NdisMCmOpenAddressFamilyComplete" ) );
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NdisMCmOpenAddressFamilyComplete(
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NDIS_STATUS_SUCCESS, pAdapter->NdisAfHandle, (NDIS_HANDLE )pAdapter );
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TRACE( TL_I, TM_Cm, ( "NdisMCmOpenAddressFamilyComplete done" ) );
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}
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NDIS_STATUS
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PtiCmCreateVc(
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IN NDIS_HANDLE ProtocolAfContext,
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IN NDIS_HANDLE NdisVcHandle,
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OUT PNDIS_HANDLE ProtocolVcContext )
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// Standard 'CmCreateVc' routine called by NDIS in response to a
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// client's request to create a virtual circuit. This
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// call must return synchronously.
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//
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{
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NDIS_STATUS status;
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ADAPTERCB* pAdapter;
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VCCB* pVc;
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TRACE( TL_I, TM_Cm, ( "PtiCmCreateVc" ) );
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pAdapter = (ADAPTERCB* )ProtocolAfContext;
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if (pAdapter->ulTag != MTAG_ADAPTERCB)
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{
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ASSERT( !"Atag?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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// Allocate and zero a VC control block, then make any non-zero
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// initializations.
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//
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pVc = ALLOC_VCCB( pAdapter );
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if (!pVc)
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{
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ASSERT( !"Alloc VC?" );
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return NDIS_STATUS_RESOURCES;
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}
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NdisZeroMemory( pVc, sizeof(*pVc) );
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// Set a marker for easier memory dump browsing.
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//
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pVc->ulTag = MTAG_VCCB;
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// Save a back pointer to the adapter for use in PtiCmDeleteVc later.
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//
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pVc->pAdapter = pAdapter;
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ReferenceAdapter( pAdapter );
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// Initialize the VC and call spinlock and send/receive lists.
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//
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NdisAllocateSpinLock( &pVc->lockV );
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NdisAllocateSpinLock( &pVc->lockCall );
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// Save the NDIS handle of this VC for use in indications to NDIS later.
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//
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pVc->NdisVcHandle = NdisVcHandle;
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// Initialize link capabilities to the defaults for the adapter, except
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// for the ACCM mask which defaults to "all stuffed" per PPP spec. We
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// desire no stuffing so 0 what is in the adapter block, and passed up to
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// NDISWAN, but can't use that until/unless it's negotiated and passed
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// back down to us in an OID_WAN_CO_SET_LINK_INFO.
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//
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{
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NDIS_WAN_CO_INFO* pwci = &pAdapter->info;
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NDIS_WAN_CO_GET_LINK_INFO* pwcgli = &pVc->linkinfo;
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NdisZeroMemory( &pVc->linkinfo, sizeof(pVc->linkinfo) );
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pwcgli->MaxSendFrameSize = pwci->MaxFrameSize;
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pwcgli->MaxRecvFrameSize = pwci->MaxFrameSize;
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pwcgli->SendFramingBits = pwci->FramingBits;
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pwcgli->RecvFramingBits = pwci->FramingBits;
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pwcgli->SendACCM = (ULONG )-1;
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pwcgli->RecvACCM = (ULONG )-1;
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}
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// The VC control block's address is the VC context we return to NDIS.
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//
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*ProtocolVcContext = (NDIS_HANDLE )pVc;
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// Add a reference to the control block and the associated address family
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// that is removed by LmpCoDeleteVc.
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//
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ReferenceVc( pVc );
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ReferenceAf( pAdapter );
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TRACE( TL_V, TM_Mp, ( "PtiCmCreateVc: Exit: pVc=$%p", pVc ) );
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return NDIS_STATUS_SUCCESS;
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}
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NDIS_STATUS
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PtiCmDeleteVc(
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IN NDIS_HANDLE ProtocolVcContext )
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// Standard 'CmDeleteVc' routine called by NDIS in response to a
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// client's request to delete a virtual circuit. This
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// call must return synchronously.
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//
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{
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VCCB* pVc;
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TRACE( TL_I, TM_Cm, ( "PtiCmDelVc: pVc=$%p", ProtocolVcContext ) );
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pVc = (VCCB* )ProtocolVcContext;
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if (pVc->ulTag != MTAG_VCCB)
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{
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ASSERT( !"Vtag?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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// Remove the references added by PtiCmCreateVc.
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//
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DereferenceAf( pVc->pAdapter );
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DereferenceVc( pVc );
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TRACE( TL_V, TM_Cm, ( "PtiCmDelVc: Exit, pVc=$%p", pVc ) );
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return NDIS_STATUS_SUCCESS;
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}
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NDIS_STATUS
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PtiCmRegisterSap(
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IN NDIS_HANDLE CallMgrAfContext,
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IN PCO_SAP Sap,
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IN NDIS_HANDLE NdisSapHandle,
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OUT PNDIS_HANDLE CallMgrSapContext )
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// Standard 'CmRegisterSapHandler' routine called by NDIS when the
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// client registers a service access point. See DDK doc.
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//
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{
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NDIS_STATUS status;
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ADAPTERCB* pAdapter;
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VCCB* pVc;
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BOOLEAN fSapExists;
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BOOLEAN fBadSapPort;
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BOOLEAN fBadSapLength;
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CO_AF_TAPI_SAP* pSap;
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TRACE( TL_I, TM_Cm, ( "PtiCmRegSap" ) );
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pAdapter = (ADAPTERCB* )CallMgrAfContext;
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// Our SAP context is just the address of the owning adapter control
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// block. Set it now before scheduling work as NDIS doesn't handle the
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// case of SAP completion correctly otherwise (though it should).
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//
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*CallMgrSapContext = (NDIS_HANDLE )pAdapter;
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if (pAdapter->ulTag != MTAG_ADAPTERCB)
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{
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ASSERT( !"Atag?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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fSapExists = FALSE;
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fBadSapLength = FALSE;
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fBadSapPort = FALSE;
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NdisAcquireSpinLock( &pAdapter->lockSap );
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do
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{
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ULONG ulSapPort;
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if (pAdapter->NdisSapHandle)
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{
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fSapExists = TRUE;
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break;
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}
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if (Sap->SapLength != sizeof(CO_AF_TAPI_SAP))
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{
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fBadSapLength = TRUE;
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break;
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}
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pSap = (CO_AF_TAPI_SAP* )&Sap->Sap[ 0 ];
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if (pSap->ulLineID >= pAdapter->ulActualVcs)
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{
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fBadSapPort = TRUE;
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break;
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}
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// Save NDIS's SAP handle in the adapter control block. Extract
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// "listen" port from SAP parameters.
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//
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ulSapPort = LineIdPortLookup( pAdapter, pSap->ulLineID );
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if (ulSapPort >= NPORTS)
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{
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fBadSapPort = TRUE;
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break;
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}
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pAdapter->NdisSapHandle = NdisSapHandle;
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pAdapter->ulSapPort = ulSapPort;
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}
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while (FALSE);
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NdisReleaseSpinLock( &pAdapter->lockSap );
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if (fSapExists)
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{
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TRACE( TL_A, TM_Cm, ( "SAP exists?" ) );
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return NDIS_STATUS_SAP_IN_USE;
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}
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if (fBadSapLength)
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{
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ASSERT( !"Bad SAP length?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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if (fBadSapPort)
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{
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ASSERT( !"Bad SAP port?" );
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return NDIS_STATUS_INVALID_DATA;
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}
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|
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// Allocate and zero a VC control block, then make any non-zero
|
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// initializations.
|
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//
|
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pVc = ALLOC_VCCB( pAdapter );
|
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if (!pVc)
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{
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ASSERT( !"Alloc VC?" );
|
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return NDIS_STATUS_RESOURCES;
|
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}
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NdisZeroMemory( pVc, sizeof(*pVc) );
|
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ReferenceVc( pVc );
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pVc->ulTag = MTAG_VCCB;
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pVc->pAdapter = pAdapter;
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ReferenceAdapter( pAdapter );
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|
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// Now we have a temporary "Vc" to listen on ... save it
|
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//
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pAdapter->pListenVc = pVc;
|
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|
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// PtiOpen must be called at PASSIVE IRQL so schedule an APC to do it.
|
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//
|
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status = ScheduleWork( pAdapter, RegisterSapPassive, pAdapter );
|
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if (status != NDIS_STATUS_SUCCESS)
|
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{
|
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DereferenceVc( pAdapter->pListenVc );
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pAdapter->pListenVc = NULL;
|
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|
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NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
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pAdapter->NdisSapHandle = NULL;
|
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pAdapter->ulSapPort = 0;
|
|
}
|
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NdisReleaseSpinLock( &pAdapter->lockSap );
|
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|
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return status;
|
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}
|
|
|
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TRACE( TL_V, TM_Cm, ( "PtiCmRegSap: Exit: pListenVc=$%p", pVc ) );
|
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return NDIS_STATUS_PENDING;
|
|
}
|
|
|
|
|
|
VOID
|
|
RegisterSapPassive(
|
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IN NDIS_WORK_ITEM* pWork,
|
|
IN VOID* pContext )
|
|
|
|
// An NDIS_PROC procedure to complete the registering of a SAP begun in
|
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// PtiCmRegisterSap.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
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ADAPTERCB* pAdapter;
|
|
NDIS_HANDLE hSap;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "RegSapPassive" ) );
|
|
|
|
// Unpack context information then free the work item.
|
|
//
|
|
pAdapter = (ADAPTERCB* )pContext;
|
|
ASSERT( pAdapter->ulTag == MTAG_ADAPTERCB );
|
|
FREE_NDIS_WORK_ITEM( pAdapter, pWork );
|
|
|
|
// Start listening ...
|
|
//
|
|
TRACE( TL_I, TM_Cm,
|
|
( "PtiCmRegSap: New SAP, Port=$%x", pAdapter->ulSapPort ) );
|
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status = PtiOpenPtiLink( pAdapter->pListenVc, pAdapter->ulSapPort );
|
|
|
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NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
|
|
hSap = pAdapter->NdisSapHandle;
|
|
|
|
if (NT_SUCCESS( status ))
|
|
{
|
|
// Mark the SAP active allowing references to be taken, and take
|
|
// the initial reference for SAP registry, plus those for address
|
|
// family and adapter.
|
|
//
|
|
SetFlags( &pAdapter->ulFlags, ACBF_SapActive );
|
|
ASSERT( pAdapter->lSapRef == 0 );
|
|
TRACE( TL_N, TM_Ref, ( "RefSap-ish to 1" ) );
|
|
pAdapter->lSapRef = 1;
|
|
ReferenceAdapter( pAdapter );
|
|
ReferenceAf( pAdapter );
|
|
}
|
|
else
|
|
{
|
|
// Failed to get TDI set up, so NULL the SAP handle in the adapter
|
|
// control block.
|
|
//
|
|
TRACE( TL_A, TM_Cm,
|
|
( "PtiCmRegSap: Error: Open failed: status=$%x", status ) );
|
|
|
|
DereferenceVc( pAdapter->pListenVc );
|
|
pAdapter->pListenVc = NULL;
|
|
pAdapter->NdisSapHandle = NULL;
|
|
pAdapter->ulSapPort = 0;
|
|
status = NDIS_STATUS_FAILURE;
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pAdapter->lockSap );
|
|
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
// Remove the NdisSapHandle reference since we NULLed it above while
|
|
// locks were held.
|
|
//
|
|
DereferenceAdapter( pAdapter );
|
|
}
|
|
|
|
// Remove the reference for scheduled work. Must occur before telling
|
|
// NDIS because it could call Halt and unload the driver before we ever
|
|
// get control again resulting in a C4 bugcheck. (Yes, this actually
|
|
// happened)
|
|
//
|
|
DereferenceAdapter( pAdapter );
|
|
|
|
// Report result to client.
|
|
//
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmRegSapComp=$%08x", status ) );
|
|
NdisMCmRegisterSapComplete( status, hSap, (NDIS_HANDLE )pAdapter );
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmRegSapComp done" ) );
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmDeregisterSap(
|
|
NDIS_HANDLE CallMgrSapContext )
|
|
|
|
// Standard 'CmDeregisterSapHandler' routine called by NDIS when the a
|
|
// client has requested to de-register a service access point. See DDK
|
|
// doc.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
ADAPTERCB* pAdapter;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "PtiCmDeregSap" ) );
|
|
|
|
pAdapter = (ADAPTERCB* )CallMgrSapContext;
|
|
if (pAdapter->ulTag != MTAG_ADAPTERCB)
|
|
{
|
|
ASSERT( !"Atag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
|
|
if (ReadFlags( &pAdapter->ulFlags ) & ACBF_SapActive)
|
|
{
|
|
ASSERT( pAdapter->NdisSapHandle );
|
|
ClearFlags( &pAdapter->ulFlags, ACBF_SapActive );
|
|
status = NDIS_STATUS_PENDING;
|
|
}
|
|
else
|
|
{
|
|
ASSERT( !"No SAP active?" );
|
|
status = NDIS_STATUS_FAILURE;
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pAdapter->lockSap );
|
|
|
|
if (status == NDIS_STATUS_PENDING)
|
|
{
|
|
// Remove the reference for SAP registry. Eventually, the SAP
|
|
// references will fall to 0 and DereferenceSap will call
|
|
// DeregisterSapWork to complete the de-registry.
|
|
//
|
|
DereferenceSap( pAdapter );
|
|
}
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiCmDeregSap=$%x", status ) );
|
|
return status;
|
|
}
|
|
|
|
|
|
VOID
|
|
DeregisterSapPassive(
|
|
IN NDIS_WORK_ITEM* pWork,
|
|
IN VOID* pContext )
|
|
|
|
// An NDIS_PROC routine to complete the de-registering of a SAP begun in
|
|
// PtiCmDeregisterSap.
|
|
//
|
|
{
|
|
ADAPTERCB* pAdapter;
|
|
NDIS_HANDLE hOldSap;
|
|
VCCB* pVc;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "DeregSapPassive" ) );
|
|
|
|
// Unpack context information then free the work item.
|
|
//
|
|
pAdapter = (ADAPTERCB* )pContext;
|
|
ASSERT( pAdapter->ulTag == MTAG_ADAPTERCB );
|
|
FREE_NDIS_WORK_ITEM( pAdapter, pWork );
|
|
|
|
// Stop receiving datagrams (at least on behalf of this SAP) and
|
|
// deregister the SAP.
|
|
//
|
|
NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
|
|
pVc = pAdapter->pListenVc;
|
|
pAdapter->pListenVc = NULL;
|
|
hOldSap = pAdapter->NdisSapHandle;
|
|
pAdapter->NdisSapHandle = NULL;
|
|
pAdapter->ulSapPort = 0;
|
|
}
|
|
NdisReleaseSpinLock( &pAdapter->lockSap );
|
|
|
|
if (pVc)
|
|
{
|
|
TRACE( TL_I, TM_Cm,
|
|
( "PtiCmDeregSapPassive: Closing link for Dereg SAP" ) );
|
|
PtiClosePtiLink( pVc );
|
|
DereferenceVc( pVc );
|
|
}
|
|
else
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "PtiCmDeregSapPassive: !pListenVc?" ) );
|
|
}
|
|
|
|
// Remove the adapter references for the NdisSapHandle and for scheduled
|
|
// work. Remove the address family reference for the NdisSapHandle. Do
|
|
// all this before telling NDIS the deregister is complete as it may call
|
|
// Halt and unload the driver before we run again, giving C4 bugcheck.
|
|
//
|
|
DereferenceAdapter( pAdapter );
|
|
DereferenceAdapter( pAdapter );
|
|
DereferenceAf( pAdapter );
|
|
|
|
// Report result to client.
|
|
//
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmDeregSapComp" ) );
|
|
NdisMCmDeregisterSapComplete( NDIS_STATUS_SUCCESS, hOldSap );
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmDeregSapComp done" ) );
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmMakeCall(
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN OUT PCO_CALL_PARAMETERS CallParameters,
|
|
IN NDIS_HANDLE NdisPartyHandle,
|
|
OUT PNDIS_HANDLE CallMgrPartyContext )
|
|
|
|
// Standard 'CmMakeCallHandler' routine called by NDIS when the a client
|
|
// has requested to connect to a remote end-point. See DDK doc.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
CO_SPECIFIC_PARAMETERS* pMSpecifics;
|
|
CO_AF_TAPI_MAKE_CALL_PARAMETERS UNALIGNED* pTmParams;
|
|
VCCB* pVc;
|
|
ADAPTERCB* pAdapter;
|
|
ULONG ulIpAddress;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "PtiCmMakeCall" ) );
|
|
|
|
pVc = (VCCB* )CallMgrVcContext;
|
|
if (pVc->ulTag != MTAG_VCCB)
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
ReferenceVc( pVc );
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
// PTI has no concept of point-to-multi-point "parties".
|
|
//
|
|
if (CallMgrPartyContext)
|
|
{
|
|
*CallMgrPartyContext = NULL;
|
|
}
|
|
|
|
// Validate call parameters.
|
|
//
|
|
do
|
|
{
|
|
// PTI provides switched VCs only.
|
|
//
|
|
if (CallParameters->Flags &
|
|
(PERMANENT_VC | BROADCAST_VC | MULTIPOINT_VC))
|
|
{
|
|
status = NDIS_STATUS_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
// Make sure caller provided the TAPI call parameters we expect.
|
|
// Currently, the only parameter in the TAPI call parameters actually
|
|
// used is the 'ulLineID' identifying the LPTx port. No validating of
|
|
// the LINE_CALL_PARAMS is done at all as we choose not to be picky
|
|
// about arguments we intend to ignore.
|
|
//
|
|
if (!CallParameters->MediaParameters)
|
|
{
|
|
status = NDIS_STATUS_INVALID_DATA;
|
|
break;
|
|
}
|
|
|
|
pMSpecifics = &CallParameters->MediaParameters->MediaSpecific;
|
|
if (pMSpecifics->Length < sizeof(CO_AF_TAPI_MAKE_CALL_PARAMETERS))
|
|
{
|
|
status = NDIS_STATUS_INVALID_LENGTH;
|
|
break;
|
|
}
|
|
|
|
pTmParams = (CO_AF_TAPI_MAKE_CALL_PARAMETERS* )&pMSpecifics->Parameters;
|
|
if (pTmParams->ulLineID >= pAdapter->ulActualVcs)
|
|
{
|
|
status = NDIS_STATUS_INVALID_DATA;
|
|
break;
|
|
}
|
|
|
|
status = NDIS_STATUS_SUCCESS;
|
|
}
|
|
while (FALSE);
|
|
|
|
if (status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
DereferenceVc( pVc );
|
|
return status;
|
|
}
|
|
|
|
// Simultaneous MakeCalls on the same VC is a client error, but it's easy
|
|
// to guard against so do that here.
|
|
//
|
|
if (InterlockedCompareExchangePointer(
|
|
&pVc->pMakeCall, CallParameters, NULL ))
|
|
{
|
|
ASSERT( !"Double MakeCall?" );
|
|
DereferenceVc( pVc );
|
|
return NDIS_STATUS_CALL_ACTIVE;
|
|
}
|
|
|
|
pVc->pTmParams = pTmParams;
|
|
|
|
// Mark that the call is in a state where close requests can be accepted,
|
|
// but incoming packets should not trigger a new incoming call. Mark the
|
|
// call that an open is pending.
|
|
//
|
|
SetFlags( &pVc->ulFlags,
|
|
(VCBF_ClientOpenPending
|
|
| VCBF_CallClosableByClient
|
|
| VCBF_CallClosableByPeer
|
|
| VCBF_CallInProgress) );
|
|
|
|
status = ScheduleWork( pAdapter, MakeCallPassive, pVc );
|
|
if (status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
ASSERT( !"SchedWork?" );
|
|
CallCleanUp( pVc );
|
|
DereferenceVc( pVc );
|
|
return status;
|
|
}
|
|
|
|
// The VC reference will be removed by MakeCallPassive.
|
|
//
|
|
TRACE( TL_V, TM_Cm, ( "PtiCmMakeCall pending" ) );
|
|
return NDIS_STATUS_PENDING;
|
|
}
|
|
|
|
|
|
VOID
|
|
MakeCallPassive(
|
|
IN NDIS_WORK_ITEM* pWork,
|
|
IN VOID* pContext )
|
|
|
|
// An NDIS_PROC routine to complete the call initiation begun in
|
|
// LcmCmMakeCall.
|
|
//
|
|
{
|
|
ADAPTERCB* pAdapter;
|
|
VCCB* pVc;
|
|
NTSTATUS PtiLinkStatus;
|
|
ULONG PortIndex;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "MakeCallPassive" ) );
|
|
|
|
// Unpack context information then free the work item.
|
|
//
|
|
pVc = (VCCB* )pContext;
|
|
ASSERT( pVc->ulTag == MTAG_VCCB );
|
|
pAdapter = pVc->pAdapter;
|
|
FREE_NDIS_WORK_ITEM( pAdapter, pWork );
|
|
|
|
// Make the call...
|
|
//
|
|
TRACE( TL_N, TM_Cm,
|
|
( "PtiCmMakeCall: Make Call on TAPI Line Id $%x ...",
|
|
pVc->pTmParams->ulLineID ) );
|
|
|
|
// Map TAPI Line Id to Port Index
|
|
//
|
|
PortIndex = LineIdPortLookup( pAdapter, pVc->pTmParams->ulLineID );
|
|
|
|
if ( PortIndex > NPORTS )
|
|
{
|
|
TRACE( TL_A, TM_Cm,
|
|
( "PtiCmMakeCall: Cannot find Port for Line Id",
|
|
pVc->pTmParams->ulLineID ) );
|
|
|
|
pVc->status = NDIS_STATUS_TAPI_INVALLINEHANDLE;
|
|
return;
|
|
}
|
|
|
|
TRACE( TL_N, TM_Cm,
|
|
( "PtiCmMakeCall: Making Call on Port $%x ...",
|
|
PortIndex ) );
|
|
|
|
PtiLinkStatus = PtiOpenPtiLink( pVc, PortIndex );
|
|
|
|
if (ReferenceSap( pAdapter ))
|
|
{
|
|
// Listen VC mechanism-dependent.
|
|
//
|
|
SetFlags( &pAdapter->pListenVc->ulFlags, VCBF_CallInProgress );
|
|
DereferenceSap( pAdapter );
|
|
}
|
|
|
|
if (IsWin9xPeer( pVc ))
|
|
{
|
|
SendClientString( pVc->PtiExtension );
|
|
}
|
|
|
|
pVc->status = PtiLinkStatus;
|
|
CompleteVc( pVc );
|
|
|
|
DereferenceVc( pVc );
|
|
|
|
// Remove the reference for scheduled work.
|
|
//
|
|
DereferenceAdapter( pAdapter );
|
|
|
|
TRACE( TL_V, TM_Cm,
|
|
( "PtiCmMakeCall: Exit: Link Status=$%x", PtiLinkStatus ) );
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmCloseCall(
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN NDIS_HANDLE CallMgrPartyContext,
|
|
IN PVOID CloseData,
|
|
IN UINT Size )
|
|
|
|
// Standard 'CmCloseCallHandler' routine called by NDIS when the a client
|
|
// has requested to tear down a call. See DDK doc.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
ADAPTERCB* pAdapter;
|
|
VCCB* pVc;
|
|
ULONG ulFlags;
|
|
BOOLEAN fCallClosable;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "PtiCmCloseCall: pVc=$%p", CallMgrVcContext ) );
|
|
|
|
pVc = (VCCB* )CallMgrVcContext;
|
|
if (pVc->ulTag != MTAG_VCCB)
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
ReferenceVc( pVc );
|
|
|
|
status = NDIS_STATUS_SUCCESS;
|
|
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
NdisAcquireSpinLock( &pVc->lockV );
|
|
{
|
|
ulFlags = ReadFlags( &pVc->ulFlags );
|
|
|
|
if (ulFlags & VCBF_CallClosableByClient)
|
|
{
|
|
fCallClosable = TRUE;
|
|
|
|
// Accepting this close makes the call no longer closable by
|
|
// client or peer. Any peer operation that was pending is
|
|
// cleared, and a client close becomes pending. It is possible to
|
|
// have both a client open and close pending at the same time.
|
|
//
|
|
ClearFlags( &pVc->ulFlags,
|
|
(VCBF_CallClosableByClient
|
|
| VCBF_CallClosableByPeer
|
|
| VCBF_PeerClosePending
|
|
| VCBF_PeerOpenPending) );
|
|
SetFlags( &pVc->ulFlags, VCBF_ClientClosePending );
|
|
|
|
// If a client open is pending, it fails.
|
|
//
|
|
if (ulFlags & VCBF_ClientOpenPending)
|
|
{
|
|
pVc->status = NDIS_STATUS_TAPI_DISCONNECTMODE_NORMAL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "Call not closable" ) );
|
|
fCallClosable = FALSE;
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pVc->lockV );
|
|
|
|
if (fCallClosable)
|
|
{
|
|
// Close the call, being graceful if possible.
|
|
//
|
|
status = ScheduleWork( pAdapter, CloseCallPassive, pVc );
|
|
}
|
|
|
|
if (status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
DereferenceVc( pVc );
|
|
return status;
|
|
}
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiCmCloseCall: Exit: Pending" ) );
|
|
return NDIS_STATUS_PENDING;
|
|
}
|
|
|
|
|
|
|
|
VOID
|
|
PtiCmIncomingCallComplete(
|
|
IN NDIS_STATUS Status,
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN PCO_CALL_PARAMETERS CallParameters )
|
|
|
|
// Standard 'CmIncomingCallCompleteHandler' routine called by NDIS when
|
|
// a client has responded to the call-managers's previously dispatched
|
|
// incoming call. See DDK doc.
|
|
//
|
|
{
|
|
VCCB* pVc;
|
|
|
|
TRACE( TL_I, TM_Cm,
|
|
( "PtiCmInCallComp, pVc=$%p, Status=$%08x",
|
|
CallMgrVcContext, Status ) );
|
|
|
|
pVc = (VCCB* )CallMgrVcContext;
|
|
if (pVc->ulTag != MTAG_VCCB)
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return;
|
|
}
|
|
|
|
ReferenceVc( pVc );
|
|
|
|
if (Status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
pVc->status = Status;
|
|
|
|
// Turn off the "call NdisMCmDispatchIncomingCloseCall if peer
|
|
// terminates the call" flag. It was turned on even though peer
|
|
// pended, per JameelH.
|
|
//
|
|
ClearFlags( &pVc->ulFlags, VCBF_VcDispatched );
|
|
}
|
|
|
|
SetupVcComplete( pVc );
|
|
|
|
DereferenceVc( pVc );
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiCmInCallComp: Exit" ) );
|
|
}
|
|
|
|
|
|
VOID
|
|
PtiCmActivateVcComplete(
|
|
IN NDIS_STATUS Status,
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN PCO_CALL_PARAMETERS CallParameters )
|
|
|
|
// Standard 'CmActivateVcCompleteHandler' routine called by NDIS when the
|
|
// mini-port has completed the call-manager's previous request to activate
|
|
// a virtual circuit. See DDK doc.
|
|
//
|
|
{
|
|
ASSERT( !"PtiCmActVcComp?" );
|
|
}
|
|
|
|
|
|
VOID
|
|
PtiCmDeactivateVcComplete(
|
|
IN NDIS_STATUS Status,
|
|
IN NDIS_HANDLE CallMgrVcContext )
|
|
|
|
// Standard 'CmDeactivateVcCompleteHandler' routine called by NDIS when
|
|
// the mini-port has completed the call-manager's previous request to
|
|
// de-activate a virtual circuit. See DDK doc.
|
|
//
|
|
{
|
|
ASSERT( !"PtiCmDeactVcComp?" );
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmModifyCallQoS(
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN PCO_CALL_PARAMETERS CallParameters )
|
|
|
|
// Standard 'CmModifyQoSCallHandler' routine called by NDIS when a client
|
|
// requests a modification in the quality of service provided by the
|
|
// virtual circuit. See DDK doc.
|
|
//
|
|
{
|
|
TRACE( TL_N, TM_Cm, ( "PtiCmModQoS" ) );
|
|
|
|
// There is no useful concept of quality of service for DirectParallel.
|
|
//
|
|
return NDIS_STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmRequest(
|
|
IN NDIS_HANDLE CallMgrAfContext,
|
|
IN NDIS_HANDLE CallMgrVcContext,
|
|
IN NDIS_HANDLE CallMgrPartyContext,
|
|
IN OUT PNDIS_REQUEST NdisRequest )
|
|
|
|
// Standard 'CmRequestHandler' routine called by NDIS in response to a
|
|
// client's request for information from the mini-port.
|
|
//
|
|
{
|
|
ADAPTERCB* pAdapter;
|
|
VCCB* pVc;
|
|
NDIS_STATUS status;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "PtiCmReq" ) );
|
|
|
|
pAdapter = (ADAPTERCB* )CallMgrAfContext;
|
|
if (pAdapter->ulTag != MTAG_ADAPTERCB)
|
|
{
|
|
ASSERT( !"Atag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
pVc = (VCCB* )CallMgrVcContext;
|
|
if (pVc && pVc->ulTag != MTAG_VCCB)
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
switch (NdisRequest->RequestType)
|
|
{
|
|
case NdisRequestQueryInformation:
|
|
{
|
|
status = QueryCmInformation(
|
|
pAdapter,
|
|
pVc,
|
|
NdisRequest->DATA.QUERY_INFORMATION.Oid,
|
|
NdisRequest->DATA.QUERY_INFORMATION.InformationBuffer,
|
|
NdisRequest->DATA.QUERY_INFORMATION.InformationBufferLength,
|
|
&NdisRequest->DATA.QUERY_INFORMATION.BytesWritten,
|
|
&NdisRequest->DATA.QUERY_INFORMATION.BytesNeeded );
|
|
break;
|
|
}
|
|
|
|
case NdisRequestSetInformation:
|
|
{
|
|
TRACE( TL_A, TM_Cm,
|
|
( "CmSetOID=%d?", NdisRequest->DATA.SET_INFORMATION.Oid ) );
|
|
status = NDIS_STATUS_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
status = NDIS_STATUS_NOT_SUPPORTED;
|
|
TRACE( TL_A, TM_Cm, ( "CmType=%d?", NdisRequest->RequestType ) );
|
|
break;
|
|
}
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Call utility routines (almost alphabetically)
|
|
// Some are used externally
|
|
//-----------------------------------------------------------------------------
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiOpenPtiLink(
|
|
IN VCCB* pVc,
|
|
IN ULONG ulPort)
|
|
|
|
// Opens the PTILINK device
|
|
//
|
|
// IMPORTANT: Must only be called at PASSIVE IRQL.
|
|
//
|
|
{
|
|
UNICODE_STRING name, prefix, digits;
|
|
WCHAR nameBuffer[40], digitsBuffer[10];
|
|
NTSTATUS ntStatus;
|
|
OBJECT_ATTRIBUTES oa;
|
|
IO_STATUS_BLOCK iosb;
|
|
LONG lRef;
|
|
ADAPTERCB* pAdapter;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "PtiOpenPtiLink: Port=$%x", ulPort ) );
|
|
|
|
if ( pVc->ulTag != MTAG_VCCB )
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
// If PtiLink[ulPort] is already open, do nothing
|
|
// It may have already been opened by SAP actions
|
|
|
|
if ( pAdapter->hPtiLinkTable[ulPort] == 0 )
|
|
{
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Making name for Port=$%x", ulPort ) );
|
|
|
|
// convert integer port number into unicode string
|
|
//
|
|
RtlZeroMemory( digitsBuffer, sizeof(digitsBuffer) );
|
|
digits.Length = 0;
|
|
digits.MaximumLength = 20;
|
|
digits.Buffer = digitsBuffer;
|
|
ntStatus = RtlIntegerToUnicodeString( ulPort + 1, 10, &digits );
|
|
|
|
if ( !NT_SUCCESS(ntStatus) )
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "PtiOpenPtiLink: Port=$%x invalid?", ulPort ) );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
RtlZeroMemory( nameBuffer, sizeof(nameBuffer) );
|
|
name.Length = 0;
|
|
name.MaximumLength = 80;
|
|
name.Buffer = nameBuffer;
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Name should be NULL: %wZ", &name ) );
|
|
|
|
RtlInitUnicodeString( &prefix, L"\\DosDevices\\PTILINK" );
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Prefix part : %wZ", &prefix ) );
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Digits part : %wZ", &digits ) );
|
|
|
|
RtlAppendUnicodeStringToString( &name, &prefix );
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Name with prefix : %wZ", &name ) );
|
|
|
|
RtlAppendUnicodeStringToString( &name, &digits );
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Name with digits : %wZ", &name ) );
|
|
|
|
InitializeObjectAttributes(
|
|
&oa, &name, OBJ_CASE_INSENSITIVE, NULL, NULL );
|
|
|
|
// Open the link device
|
|
//
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Opening %wZ", &name ) );
|
|
|
|
ntStatus = ZwCreateFile(
|
|
&pVc->hPtiLink, // pointer to desired handle
|
|
FILE_READ_DATA | FILE_WRITE_DATA,
|
|
&oa,
|
|
&iosb,
|
|
NULL,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
0,
|
|
FILE_OPEN,
|
|
0,
|
|
NULL,
|
|
0 );
|
|
|
|
if ( !NT_SUCCESS( ntStatus ) )
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "PtiOpenPtiLink: %wZ Open Failure = $%x",
|
|
&name, ntStatus ) );
|
|
return NDIS_STATUS_RESOURCES;
|
|
}
|
|
|
|
// save a copy of the PtiLink handle in ADAPTERCB
|
|
//
|
|
pAdapter->hPtiLinkTable[ulPort] = pVc->hPtiLink;
|
|
TRACE( TL_N, TM_Cm, ( "PtiOpenPtilink: h=$%p",
|
|
pAdapter->hPtiLinkTable[ulPort] ) );
|
|
|
|
RtlInitUnicodeString( &name, NULL );
|
|
}
|
|
|
|
// Init the PtiLink API ... getting the extension pointers
|
|
//
|
|
pVc->ulVcParallelPort = ulPort;
|
|
ntStatus = PtiInitialize( ulPort,
|
|
&pVc->Extension,
|
|
&pVc->PtiExtension); // get PTILINKx extension
|
|
// also fires ECPdetect
|
|
// and enables port IRQ
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtilink: PtiLink Init: Ext=$%p, PtiExt=$%p",
|
|
pVc->Extension,
|
|
pVc->PtiExtension ) );
|
|
|
|
if ( (pVc->Extension == NULL) || (pVc->PtiExtension == NULL) )
|
|
{
|
|
TRACE( TL_A, TM_Cm, (
|
|
"PtiOpenPtiLink: Null Pointer Detected: Ext=$%p, PtiExt=$%p",
|
|
pVc->Extension,
|
|
pVc->PtiExtension ) );
|
|
|
|
return NDIS_STATUS_RESOURCES;
|
|
}
|
|
|
|
if ( !NT_SUCCESS( ntStatus ) )
|
|
{
|
|
TRACE( TL_V, TM_Cm, ( "PtiInitialize Failure = $%08x", ntStatus ) );
|
|
return NDIS_STATUS_RESOURCES;
|
|
}
|
|
|
|
// Register our callbacks with PtiLink
|
|
//
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: RegCb pV=$%p", pVc ) );
|
|
PtiRegisterCallbacks(pVc->Extension, // the PTILINKx extension
|
|
PtiCbGetReadBuffer, // our get buffer routine
|
|
PtiRx, // our receive complete routine
|
|
PtiCbLinkEventHandler, // our link event handler
|
|
pVc); // our context
|
|
|
|
// Zero the counters
|
|
//
|
|
pVc->ulTotalPackets = 0;
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiOpenPtiLink: Exit" ) );
|
|
return NDIS_STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiClosePtiLink(
|
|
IN VCCB* pVc )
|
|
|
|
// Closes the PTILINK device
|
|
//
|
|
// IMPORTANT: This routine must only be called at PASSIVE IRQL.
|
|
//
|
|
{
|
|
NTSTATUS ntStatus;
|
|
ADAPTERCB* pAdapter;
|
|
|
|
if (pVc->ulTag != MTAG_VCCB)
|
|
{
|
|
ASSERT( !"Vtag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "PtiClosePtiLink: pVc=$%p, Port$%x, h=$%p",
|
|
pVc, pVc->ulVcParallelPort,
|
|
pAdapter->hPtiLinkTable[ pVc->ulVcParallelPort ] ));
|
|
|
|
// dispose of the connection
|
|
//
|
|
ntStatus = ZwClose( pAdapter->hPtiLinkTable[ pVc->ulVcParallelPort ] );
|
|
pVc->hPtiLink = NULL;
|
|
pAdapter->hPtiLinkTable[ pVc->ulVcParallelPort ] = NULL;
|
|
pVc->ulVcParallelPort = 0;
|
|
|
|
if (ReferenceSap( pAdapter ))
|
|
{
|
|
pAdapter->pListenVc->hPtiLink = NULL;
|
|
DereferenceSap( pAdapter );
|
|
}
|
|
|
|
if ( !NT_SUCCESS( ntStatus ) )
|
|
{
|
|
// close failed
|
|
TRACE( TL_V, TM_Cm,
|
|
( "PtiClosePtiLink: Error: CloseFailure=$%08x", ntStatus ) );
|
|
return ntStatus;
|
|
}
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiClosePtiLink: Exit" ) );
|
|
return NDIS_STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
VOID
|
|
CallCleanUp(
|
|
IN VCCB* pVc )
|
|
|
|
// De-associates the VC from the tunnel, preparing for and de-activating
|
|
// the call.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
ULONG ulFlags;
|
|
|
|
ulFlags = ReadFlags( &pVc->ulFlags );
|
|
|
|
TRACE( TL_A, TM_Cm,
|
|
( "CallCleanUp: pVc=$%p, fActivated=%x",
|
|
pVc,
|
|
ulFlags & VCBF_VcActivated ) );
|
|
|
|
ASSERT( pVc->ulTag == MTAG_VCCB );
|
|
|
|
// Client initiated close completed.
|
|
//
|
|
if (ulFlags & VCBF_VcActivated)
|
|
{
|
|
TRACE( TL_I, TM_Recv, ( "NdisMCmDeactVc" ) );
|
|
status = NdisMCmDeactivateVc( pVc->NdisVcHandle );
|
|
TRACE( TL_I, TM_Recv, ( "NdisMCmDeactVc=$%x", status ) );
|
|
ASSERT( status == NDIS_STATUS_SUCCESS );
|
|
|
|
ClearFlags( &pVc->ulFlags, VCBF_VcActivated );
|
|
DereferenceCall( pVc );
|
|
|
|
// The above actions lead to the call reference eventually going to 0,
|
|
// at which time clean up resumes in DereferenceCall.
|
|
//
|
|
}
|
|
else
|
|
{
|
|
InactiveCallCleanUp( pVc );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
CallSetupComplete(
|
|
IN VCCB* pVc )
|
|
|
|
// Clean up 'pVc' allocations used only at call setup.
|
|
//
|
|
{
|
|
if (InterlockedExchangePointer( &pVc->pMakeCall, NULL ))
|
|
{
|
|
ASSERT( pVc->pTmParams );
|
|
pVc->pTmParams = NULL;
|
|
}
|
|
|
|
if (pVc->pInCall)
|
|
{
|
|
FREE_NONPAGED( pVc->pInCall );
|
|
pVc->pInCall = NULL;
|
|
pVc->pTiParams = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
CallTransitionComplete(
|
|
IN VCCB* pVc )
|
|
|
|
// Sets 'pVc's state to it's idle state and sets up for reporting the
|
|
// result to the client after the lock is released.
|
|
//
|
|
// IMPORTANT: Caller must hold 'pVc->lockV'.
|
|
//
|
|
{
|
|
ULONG ulFlags;
|
|
|
|
ulFlags = ReadFlags( &pVc->ulFlags );
|
|
if (!(ulFlags & VCBM_Pending))
|
|
{
|
|
if (ulFlags & VCBF_CallClosableByPeer)
|
|
{
|
|
// Nothing else was pending and the call is closable so either
|
|
// peer initiated a close or some fatal error occurred which will
|
|
// be cleaned up as if peer initiated a close.
|
|
//
|
|
ASSERT( pVc->status != NDIS_STATUS_SUCCESS );
|
|
SetFlags( &pVc->ulFlags, VCBF_PeerClosePending );
|
|
ClearFlags( &pVc->ulFlags, VCBF_CallClosableByPeer );
|
|
}
|
|
else
|
|
{
|
|
// Nothing was pending and the call's not closable, so there's no
|
|
// action required for this transition.
|
|
//
|
|
TRACE( TL_A, TM_Fsm, ( "Call not closable" ) );
|
|
return;
|
|
}
|
|
}
|
|
else if (ulFlags & VCBF_ClientOpenPending)
|
|
{
|
|
if (pVc->status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
// A pending client open just failed and will bring down the call.
|
|
// From this point on we will fail new attempts to close the call
|
|
// from both client and peer.
|
|
//
|
|
ClearFlags( &pVc->ulFlags,
|
|
(VCBF_CallClosableByClient | VCBF_CallClosableByPeer ));
|
|
}
|
|
}
|
|
else if (ulFlags & VCBF_PeerOpenPending)
|
|
{
|
|
if (pVc->status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
// A pending peer open just failed and will bring down the call.
|
|
// From this point on we will fail new attempts to close the call
|
|
// from the peer. Client closes must be accepted because of the
|
|
// way CoNDIS loops dispatched close calls back to the CM's close
|
|
// handler.
|
|
//
|
|
ClearFlags( &pVc->ulFlags, VCBF_CallClosableByPeer );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
CloseCallPassive(
|
|
IN NDIS_WORK_ITEM* pWork,
|
|
IN VOID* pContext )
|
|
|
|
// An NDIS_PROC routine to complete the call close begun in
|
|
// LcmCmCloseCall.
|
|
//
|
|
{
|
|
ADAPTERCB* pAdapter;
|
|
VCCB* pVc;
|
|
NTSTATUS PtiLinkStatus;
|
|
|
|
// Unpack context information then free the work item.
|
|
//
|
|
pVc = (VCCB* )pContext;
|
|
ASSERT( pVc->ulTag == MTAG_VCCB );
|
|
pAdapter = pVc->pAdapter;
|
|
FREE_NDIS_WORK_ITEM( pAdapter, pWork );
|
|
|
|
TRACE( TL_I, TM_Cm, ( "CloseCallPassive: Closing link for Close Call" ) );
|
|
PtiClosePtiLink( pVc );
|
|
if (ReferenceSap( pAdapter ))
|
|
{
|
|
TRACE( TL_N, TM_Cm, ( "CloseCall: reOpening link, SAP exists" ) );
|
|
PtiOpenPtiLink( pAdapter->pListenVc, pAdapter->ulSapPort );
|
|
DereferenceSap( pAdapter );
|
|
}
|
|
|
|
NdisAcquireSpinLock( &pVc->lockV );
|
|
{
|
|
CallTransitionComplete( pVc );
|
|
}
|
|
NdisReleaseSpinLock( &pVc->lockV );
|
|
|
|
CompleteVc( pVc );
|
|
|
|
// Remove the reference added by PtiCmCloseCall.
|
|
//
|
|
DereferenceVc( pVc );
|
|
|
|
// Remove the reference for scheduled work.
|
|
//
|
|
DereferenceAdapter( pAdapter );
|
|
TRACE( TL_V, TM_Cm, ( "CloseCall: Exit" ) );
|
|
}
|
|
|
|
|
|
VOID
|
|
CompleteVc(
|
|
IN VCCB* pVc )
|
|
|
|
// Complete the pending operation for a specific VC
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
ADAPTERCB* pAdapter;
|
|
LIST_ENTRY* pLink;
|
|
|
|
ULONG ulFlags;
|
|
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
TRACE( TL_V, TM_Recv, ( "CompleteVc: pVc=$%p", pVc ) );
|
|
|
|
NdisAcquireSpinLock( &pVc->lockV );
|
|
{
|
|
// Note the pending flags then clear them, to ensure that all
|
|
// pending operations are completed exactly once. This is
|
|
// necessary since ClientOpen and ClientClose events may be
|
|
// pending simultaneously. (Thanks a lot NDIS guys).
|
|
//
|
|
ulFlags = ReadFlags( &pVc->ulFlags );
|
|
ClearFlags( &pVc->ulFlags, VCBM_Pending );
|
|
|
|
// Convert client close pending to client close completion,
|
|
// for reference later when call references reach zero. The
|
|
// flag determines if NdisMCmCloseCallComplete must be called.
|
|
//
|
|
if (ulFlags & VCBF_ClientClosePending)
|
|
{
|
|
SetFlags( &pVc->ulFlags, VCBF_ClientCloseCompletion );
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pVc->lockV );
|
|
|
|
if (ulFlags & VCBF_PeerOpenPending)
|
|
{
|
|
TRACE( TL_N, TM_Recv,
|
|
( "CompleteVc: PeerOpen complete, Status=$%x", pVc->status ) );
|
|
|
|
if (pVc->status == NDIS_STATUS_SUCCESS)
|
|
{
|
|
// Peer initiated call succeeded.
|
|
//
|
|
ASSERT( ulFlags & VCBF_VcDispatched );
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmDispCallConn" ) );
|
|
NdisMCmDispatchCallConnected( pVc->NdisVcHandle );
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmDispCallConn done" ) );
|
|
|
|
CallSetupComplete( pVc );
|
|
}
|
|
else
|
|
{
|
|
// Peer initiated call failed.
|
|
//
|
|
if (ulFlags & VCBF_VcDispatched)
|
|
{
|
|
ClearFlags( &pVc->ulFlags, VCBF_VcDispatched );
|
|
|
|
TRACE( TL_I, TM_Recv,
|
|
( "CompleteVc: NdisMCmDispInCloseCall: status=$%x", pVc->status ) );
|
|
NdisMCmDispatchIncomingCloseCall(
|
|
pVc->status, pVc->NdisVcHandle, NULL, 0 );
|
|
TRACE( TL_I, TM_Recv,
|
|
( "CompleteVc: NdisMCmDispInCloseCall done" ) );
|
|
|
|
// Client will call NdisClCloseCall which will get our
|
|
// PtiCloseCall handler called to clean up call setup,
|
|
// de-activate and delete the VC, as necessary.
|
|
//
|
|
}
|
|
else
|
|
{
|
|
// Return the VC to "just created" state.
|
|
//
|
|
CallCleanUp( pVc );
|
|
}
|
|
}
|
|
}
|
|
else if (ulFlags & VCBF_ClientOpenPending)
|
|
{
|
|
|
|
TRACE( TL_N, TM_Recv,
|
|
( "CompleteVc: ClientOpen complete: status=$%x", pVc->status ) );
|
|
|
|
// Pick the call parameters out of the VC block now. See non-success
|
|
// case below.
|
|
//
|
|
|
|
//
|
|
// Set our flowspec params based on the actual
|
|
// connection speed
|
|
//
|
|
{
|
|
CO_CALL_PARAMETERS* pCp;
|
|
CO_CALL_MANAGER_PARAMETERS* pCmp;
|
|
LINE_CALL_INFO* pLci;
|
|
CO_MEDIA_PARAMETERS* pMp;
|
|
CO_AF_TAPI_MAKE_CALL_PARAMETERS* pTi;
|
|
LINE_CALL_PARAMS* pLcp;
|
|
|
|
ASSERT( pVc->pMakeCall );
|
|
|
|
pCp = pVc->pMakeCall;
|
|
pCmp = pCp->CallMgrParameters;
|
|
|
|
//
|
|
// Might want to make this report the actual
|
|
// connection speed in the future
|
|
//
|
|
pCmp->Transmit.TokenRate =
|
|
pCmp->Transmit.PeakBandwidth =
|
|
pCmp->Receive.TokenRate =
|
|
pCmp->Receive.PeakBandwidth = PTI_LanBps/8;
|
|
|
|
pMp = pCp->MediaParameters;
|
|
|
|
pTi = (CO_AF_TAPI_MAKE_CALL_PARAMETERS*)
|
|
&pMp->MediaSpecific.Parameters[0];
|
|
|
|
pLcp = (LINE_CALL_PARAMS*)
|
|
((ULONG_PTR)pTi->LineCallParams.Offset +
|
|
(ULONG_PTR)pTi);
|
|
|
|
//
|
|
// Might want to make this report the actual
|
|
// connection speed in the future
|
|
//
|
|
pLcp->ulMinRate =
|
|
pLcp->ulMaxRate = PTI_LanBps/8;
|
|
|
|
}
|
|
|
|
if (pVc->status == NDIS_STATUS_SUCCESS)
|
|
{
|
|
// Client initiated open, i.e. MakeCall, succeeded.
|
|
//
|
|
// Activating the VC is a CoNDIS preliminary to reporting the
|
|
// MakeCall complete. For L2TP, all it does is get the NDIS
|
|
// state flags set correctly.
|
|
//
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmActivateVc" ) );
|
|
ASSERT( pVc->pMakeCall );
|
|
status = NdisMCmActivateVc(
|
|
pVc->NdisVcHandle, pVc->pMakeCall );
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmActivateVc: status=$%x", status ) );
|
|
ASSERT( status == NDIS_STATUS_SUCCESS );
|
|
|
|
SetFlags( &pVc->ulFlags, VCBF_VcActivated );
|
|
ReferenceCall( pVc );
|
|
}
|
|
else
|
|
{
|
|
// Clean up the call parameters before calling MakeCallComplete
|
|
// because they must not be referenced after that call.
|
|
//
|
|
CallSetupComplete( pVc );
|
|
}
|
|
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmMakeCallComp, status=$%x",
|
|
pVc->status ) );
|
|
NdisMCmMakeCallComplete(
|
|
pVc->status, pVc->NdisVcHandle, NULL, NULL, pVc->pMakeCall );
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmMakeCallComp done" ) );
|
|
|
|
if (pVc->status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
// Return the VC to "just created" state.
|
|
//
|
|
InactiveCallCleanUp( pVc );
|
|
}
|
|
}
|
|
else if (ulFlags & VCBF_PeerClosePending )
|
|
{
|
|
TRACE( TL_N, TM_Recv, ( "CompleteVc: PeerClose complete, status=$%x", pVc->status ) );
|
|
|
|
// Peer initiated close completed.
|
|
//
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmDispInCloseCall, status=$%x",
|
|
pVc->status ) );
|
|
NdisMCmDispatchIncomingCloseCall(
|
|
pVc->status, pVc->NdisVcHandle, NULL, 0 );
|
|
TRACE( TL_I, TM_Recv, ( "CompleteVc: NdisMCmDispInCloseCall done" ) );
|
|
|
|
// Client will call NdisClCloseCall while processing the above
|
|
// which will get our PtiCloseCall handler called to de-activate
|
|
// and delete the VC, as necessary.
|
|
//
|
|
}
|
|
else if (ulFlags & VCBF_ClientClosePending)
|
|
{
|
|
// This section eventually runs for all successful unclosed
|
|
// calls, whether peer or client initiated or closed.
|
|
//
|
|
TRACE( TL_N, TM_Recv,
|
|
( "CompleteVc: ClientClose complete, status=$%x", pVc->status ) );
|
|
|
|
// Deactivate the VC and return all sent packets to the client above.
|
|
// These events will eventually lead to the call being dereferenced to
|
|
// zero, at which time the close is completed, and if peer initiated,
|
|
// the VC is deleted.
|
|
//
|
|
// Note: When MakeCall is cancelled by a Close request, these actions
|
|
// occur during the InactiveCallCleanUp in the ClientOpenPending
|
|
// completion code handling, rather than the CallCleanUp (which
|
|
// leads to InactiveCallCleanUp) here. In this case, this block
|
|
// does NOT run even though the ClientClosePending flag is set.
|
|
// Consider this before adding code here.
|
|
//
|
|
CallCleanUp( pVc );
|
|
}
|
|
|
|
TRACE( TL_N, TM_Recv,( "CompleteVc: Exit" ) );
|
|
}
|
|
|
|
|
|
VOID
|
|
DereferenceAf(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Removes a reference from the address family of adapter control block
|
|
// 'pAdapter', and when frees the block when the last reference is
|
|
// removed.
|
|
//
|
|
{
|
|
LONG lRef;
|
|
|
|
lRef = NdisInterlockedDecrement( &pAdapter->lAfRef );
|
|
|
|
TRACE( TL_N, TM_Ref, ( "DerefAf to %d", lRef ) );
|
|
ASSERT( lRef >= 0 );
|
|
|
|
if (lRef == 0)
|
|
{
|
|
HANDLE h;
|
|
|
|
// Remove the reference for the NdisAfHandle. Must do this *before*
|
|
// telling NDIS the close succeeded as it may Halt and unload the
|
|
// driver before we run again here, giving C4 bugcheck.
|
|
//
|
|
h = pAdapter->NdisAfHandle;
|
|
InterlockedExchangePointer( &pAdapter->NdisAfHandle, NULL );
|
|
DereferenceAdapter( pAdapter );
|
|
|
|
// Tell NDIS it's close is complete.
|
|
//
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmCloseAfComp" ) );
|
|
NdisMCmCloseAddressFamilyComplete( NDIS_STATUS_SUCCESS, h );
|
|
TRACE( TL_I, TM_Cm, ( "NdisMCmCloseAfComp done" ) );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
DereferenceCall(
|
|
IN VCCB* pVc )
|
|
|
|
// Removes a reference from the call active on 'pVc', invoking call clean
|
|
// up when the value reaches zero.
|
|
//
|
|
{
|
|
LONG lRef;
|
|
NDIS_STATUS status;
|
|
ADAPTERCB* pAdapter;
|
|
LIST_ENTRY* pLink;
|
|
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
NdisAcquireSpinLock( &pVc->lockCall );
|
|
{
|
|
lRef = --pVc->lCallRef;
|
|
TRACE( TL_N, TM_Ref, ( "DerefCall to %d", pVc->lCallRef ) );
|
|
}
|
|
NdisReleaseSpinLock( &pVc->lockCall );
|
|
|
|
if (lRef == 0)
|
|
{
|
|
CallCleanUp( pVc );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
DereferenceSap(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Removes a reference from the SAP active on 'pAdapter', invoking
|
|
// Deregiter SAP completion handling when the value reaches zero.
|
|
//
|
|
{
|
|
LONG lRef;
|
|
NDIS_STATUS status;
|
|
|
|
NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
|
|
lRef = --pAdapter->lSapRef;
|
|
TRACE( TL_N, TM_Ref, ( "DerefSap to %d", pAdapter->lSapRef ) );
|
|
}
|
|
NdisReleaseSpinLock( &pAdapter->lockSap );
|
|
|
|
if (lRef == 0)
|
|
{
|
|
status = ScheduleWork( pAdapter, DeregisterSapPassive, pAdapter );
|
|
ASSERT( status == NDIS_STATUS_SUCCESS );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
InactiveCallCleanUp(
|
|
IN VCCB* pVc )
|
|
|
|
// Cleans up a deactivated call. To clean up a call that might be active,
|
|
// use CallCleanUp instead. Returns the VC to "just created" state, in
|
|
// case client decides to make another call without deleting the VC.
|
|
//
|
|
{
|
|
ULONG ulFlags;
|
|
BOOLEAN fVcCreated;
|
|
ADAPTERCB* pAdapter;
|
|
LIST_ENTRY* pLink;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "InactiveCallCleanUp, pVc=$%p", pVc ) );
|
|
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
// Release any call parameter allocations and disable receives.
|
|
//
|
|
CallSetupComplete( pVc );
|
|
ClearFlags( &pVc->ulFlags, VCBF_CallInProgress );
|
|
|
|
ulFlags = ReadFlags( &pVc->ulFlags );
|
|
|
|
#if 0
|
|
if (ulFlags & VCBF_PeerInitiatedCall)
|
|
{
|
|
DereferenceSap( pAdapter );
|
|
}
|
|
#endif
|
|
|
|
// Return the VC to "just created" state.
|
|
//
|
|
ClearFlags( &pVc->ulFlags, 0xFFFFFFFF );
|
|
pVc->status = NDIS_STATUS_SUCCESS;
|
|
pVc->usResult = 0;
|
|
pVc->usError = 0;
|
|
pVc->ulConnectBps = 0;
|
|
|
|
if (ulFlags & VCBF_ClientCloseCompletion)
|
|
{
|
|
TRACE( TL_I, TM_Recv, ( "NdisMCmCloseCallComp(OK)" ) );
|
|
NdisMCmCloseCallComplete(
|
|
NDIS_STATUS_SUCCESS, pVc->NdisVcHandle, NULL );
|
|
TRACE( TL_I, TM_Recv, ( "NdisMCmCloseCallComp done" ) );
|
|
|
|
// Careful, if this was a client created VC, client may have deleted
|
|
// it, so 'pVc' must not be referenced hereafter in that case.
|
|
//
|
|
}
|
|
|
|
// When peer initiates the call, we create the VC and so delete it
|
|
// here. Otherwise, client created it and we leave it to him to
|
|
// delete it when he's ready.
|
|
//
|
|
if (ulFlags & VCBF_VcCreated)
|
|
{
|
|
NDIS_STATUS status;
|
|
|
|
TRACE( TL_I, TM_Recv, ( "InactiveCallCleanUp: NdisMCmDelVc" ) );
|
|
status = NdisMCmDeleteVc( pVc->NdisVcHandle );
|
|
TRACE( TL_I, TM_Recv, ( "InactiveCallCleanUp: NdisMCmDelVc: status=$%x", status ) );
|
|
ASSERT( status == NDIS_STATUS_SUCCESS );
|
|
PtiCmDeleteVc( pVc );
|
|
|
|
// Careful, 'pVc' has been deleted and must not be referenced
|
|
// hereafter.
|
|
//
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
ULONG
|
|
LineIdAdd(
|
|
IN ADAPTERCB* pAdapter,
|
|
IN ULONG LineId )
|
|
|
|
// Insert the LineId in the first available slot in ulLineIds
|
|
// Return the port index associated with the new LineId,
|
|
// or an invalid port index if the LineId cannot be added
|
|
//
|
|
{
|
|
ULONG ulPortIndex;
|
|
|
|
for (ulPortIndex = 0; ulPortIndex < NPORTS; ulPortIndex++)
|
|
{
|
|
// If the port exists and has no assigned LineId
|
|
//
|
|
if ( ( pAdapter->ulPtiLinkState[ulPortIndex] & PLSF_PortExists ) &&
|
|
!( pAdapter->ulPtiLinkState[ulPortIndex] & PLSF_LineIdValid))
|
|
{
|
|
// assign the TAPI Line Id to this port
|
|
// and return the port index
|
|
//
|
|
pAdapter->ulLineIds[ulPortIndex] = LineId;
|
|
pAdapter->ulPtiLinkState[ulPortIndex] |= PLSF_LineIdValid;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ulPortIndex;
|
|
}
|
|
#endif
|
|
|
|
ULONG
|
|
LineIdPortLookup(
|
|
IN ADAPTERCB* pAdapter,
|
|
IN ULONG LineId )
|
|
|
|
// Find the LineId in ulLineIds
|
|
// Return the port index associated with the LineId,
|
|
// or an invalid port index if the LineId cannot be found
|
|
//
|
|
{
|
|
ULONG ulPortIndex;
|
|
|
|
for (ulPortIndex = 0; ulPortIndex < NPORTS; ulPortIndex++)
|
|
{
|
|
// If the port exists and
|
|
//
|
|
if ( ( pAdapter->ulPtiLinkState[ulPortIndex] & PLSF_PortExists ) &&
|
|
( pAdapter->ulPtiLinkState[ulPortIndex] & PLSF_LineIdValid) &&
|
|
( LineId == pAdapter->ulLineIds[ulPortIndex] ))
|
|
{
|
|
// return the port index
|
|
//
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ulPortIndex;
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
QueryCmInformation(
|
|
IN ADAPTERCB* pAdapter,
|
|
IN VCCB* pVc,
|
|
IN NDIS_OID Oid,
|
|
IN PVOID InformationBuffer,
|
|
IN ULONG InformationBufferLength,
|
|
OUT PULONG BytesWritten,
|
|
OUT PULONG BytesNeeded )
|
|
|
|
// Handle Call Manager QueryInformation requests. Arguments are as for
|
|
// the standard NDIS 'MiniportQueryInformation' handler except this
|
|
// routine does not count on being serialized with respect to other
|
|
// requests.
|
|
//
|
|
{
|
|
#define PTI_PORT_NAME_LEN 4
|
|
|
|
typedef struct
|
|
PTI_CO_TAPI_LINE_CAPS
|
|
{
|
|
CO_TAPI_LINE_CAPS caps;
|
|
WCHAR achLineName[ MAXLPTXNAME + 1 ];
|
|
}
|
|
PTI_CO_TAPI_LINE_CAPS;
|
|
|
|
NDIS_STATUS status;
|
|
ULONG ulInfo;
|
|
VOID* pInfo;
|
|
ULONG ulInfoLen;
|
|
ULONG extension;
|
|
ULONG ulPortIndex;
|
|
CO_TAPI_CM_CAPS cmcaps;
|
|
PTI_CO_TAPI_LINE_CAPS pticaps;
|
|
CO_TAPI_ADDRESS_CAPS addrcaps;
|
|
CO_TAPI_CALL_DIAGNOSTICS diags;
|
|
|
|
status = NDIS_STATUS_SUCCESS;
|
|
|
|
// The cases in this switch statement find or create a buffer containing
|
|
// the requested information and point 'pInfo' at it, noting it's length
|
|
// in 'ulInfoLen'. Since many of the OIDs return a ULONG, a 'ulInfo'
|
|
// buffer is set up as the default.
|
|
//
|
|
ulInfo = 0;
|
|
pInfo = &ulInfo;
|
|
ulInfoLen = sizeof(ulInfo);
|
|
|
|
switch (Oid)
|
|
{
|
|
case OID_CO_TAPI_CM_CAPS:
|
|
{
|
|
TRACE( TL_N, TM_Cm, ( "QCm(OID_CO_TAPI_CM_CAPS)" ) );
|
|
|
|
NdisZeroMemory( &cmcaps, sizeof(cmcaps) );
|
|
|
|
// Assumes that the LINE and ADDRESS CAPS OIDs will be requested
|
|
// after this one. TAPI LineIDs are associated with LPTx ports at
|
|
// that time. This should be OK since named ports cannot
|
|
// reasonably be chosen based on an arbitrary LineID.
|
|
//
|
|
cmcaps.ulCoTapiVersion = CO_TAPI_VERSION;
|
|
cmcaps.ulNumLines = pAdapter->ulActualVcs;
|
|
cmcaps.ulFlags = CO_TAPI_FLAG_PER_LINE_CAPS;
|
|
pInfo = &cmcaps;
|
|
ulInfoLen = sizeof(cmcaps);
|
|
break;
|
|
}
|
|
|
|
case OID_CO_TAPI_LINE_CAPS:
|
|
{
|
|
CO_TAPI_LINE_CAPS* pInCaps;
|
|
LINE_DEV_CAPS* pldc;
|
|
ULONG ulPortForLineId;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "QCm(OID_CO_TAPI_LINE_CAPS)" ) );
|
|
|
|
if (InformationBufferLength < sizeof(PTI_CO_TAPI_LINE_CAPS))
|
|
{
|
|
status = NDIS_STATUS_INVALID_DATA;
|
|
ulInfoLen = 0;
|
|
break;
|
|
}
|
|
|
|
ASSERT( InformationBuffer );
|
|
pInCaps = (CO_TAPI_LINE_CAPS* )InformationBuffer;
|
|
|
|
NdisZeroMemory( &pticaps, sizeof(pticaps) );
|
|
pldc = &pticaps.caps.LineDevCaps;
|
|
|
|
// get the LineId from the incoming pInCaps (CO_TAPI_LINE_CAPS)
|
|
//
|
|
pticaps.caps.ulLineID = pInCaps->ulLineID;
|
|
|
|
// Find the LineId in the ulLineIds table (Replaces LineIdAdd as
|
|
// part of the STATIC LINEID workaround)
|
|
//
|
|
ulPortForLineId =
|
|
LineIdPortLookup( pAdapter, pticaps.caps.ulLineID );
|
|
|
|
if ( ulPortForLineId >= NPORTS )
|
|
{
|
|
status = NDIS_STATUS_TAPI_INVALLINEHANDLE;
|
|
ulInfoLen = 0;
|
|
break;
|
|
}
|
|
|
|
pldc->ulTotalSize = pInCaps->LineDevCaps.ulTotalSize;
|
|
pldc->ulNeededSize = (ULONG )
|
|
((CHAR* )(&pticaps + 1) - (CHAR* )(&pticaps.caps.LineDevCaps));
|
|
pldc->ulUsedSize = pldc->ulNeededSize;
|
|
|
|
// pldc->ulProviderInfoSize = 0;
|
|
// pldc->ulProviderInfoOffset = 0;
|
|
// pldc->ulSwitchInfoSize = 0;
|
|
// pldc->ulSwitchInfoOffset = 0;
|
|
|
|
pldc->ulPermanentLineID = pticaps.caps.ulLineID;
|
|
|
|
StrCpyW( pticaps.achLineName,
|
|
pAdapter->szPortName[ ulPortForLineId ] );
|
|
pldc->ulLineNameSize =
|
|
StrLenW( pticaps.achLineName ) * sizeof(WCHAR);
|
|
pldc->ulLineNameOffset = (ULONG )
|
|
((CHAR* )pticaps.achLineName - (CHAR* )pldc);
|
|
|
|
pldc->ulStringFormat = STRINGFORMAT_ASCII;
|
|
|
|
// pldc->ulAddressModes = 0;
|
|
|
|
pldc->ulNumAddresses = 1;
|
|
pldc->ulBearerModes = LINEBEARERMODE_DATA;
|
|
pldc->ulMaxRate = PTI_LanBps;
|
|
pldc->ulMediaModes = LINEMEDIAMODE_UNKNOWN | LINEMEDIAMODE_DIGITALDATA;
|
|
|
|
// pldc->ulGenerateToneModes = 0;
|
|
// pldc->ulGenerateToneMaxNumFreq = 0;
|
|
// pldc->ulGenerateDigitModes = 0;
|
|
// pldc->ulMonitorToneMaxNumFreq = 0;
|
|
// pldc->ulMonitorToneMaxNumEntries = 0;
|
|
// pldc->ulMonitorDigitModes = 0;
|
|
// pldc->ulGatherDigitsMinTimeout = 0;
|
|
// pldc->ulGatherDigitsMaxTimeout = 0;
|
|
// pldc->ulMedCtlDigitMaxListSize = 0;
|
|
// pldc->ulMedCtlMediaMaxListSize = 0;
|
|
// pldc->ulMedCtlToneMaxListSize = 0;
|
|
// pldc->ulMedCtlCallStateMaxListSize = 0;
|
|
// pldc->ulDevCapFlags = 0;
|
|
|
|
pldc->ulMaxNumActiveCalls = 1;
|
|
|
|
// pldc->ulAnswerMode = 0;
|
|
// pldc->ulRingModes = 0;
|
|
// pldc->ulLineStates = 0;
|
|
// pldc->ulUUIAcceptSize = 0;
|
|
// pldc->ulUUIAnswerSize = 0;
|
|
// pldc->ulUUIMakeCallSize = 0;
|
|
// pldc->ulUUIDropSize = 0;
|
|
// pldc->ulUUISendUserUserInfoSize = 0;
|
|
// pldc->ulUUICallInfoSize = 0;
|
|
// pldc->MinDialParams = 0;
|
|
// pldc->MaxDialParams = 0;
|
|
// pldc->DefaultDialParams = 0;
|
|
// pldc->ulNumTerminals = 0;
|
|
// pldc->ulTerminalCapsSize = 0;
|
|
// pldc->ulTerminalCapsOffset = 0;
|
|
// pldc->ulTerminalTextEntrySize = 0;
|
|
// pldc->ulTerminalTextSize = 0;
|
|
// pldc->ulTerminalTextOffset = 0;
|
|
// pldc->ulDevSpecificSize = 0;
|
|
// pldc->ulDevSpecificOffset = 0;
|
|
// pldc->ulLineFeatures;
|
|
// pldc->ulSettableDevStatus;
|
|
// pldc->ulDeviceClassesSize;
|
|
// pldc->ulDeviceClassesOffset;
|
|
// pldc->PermanentLineGuid;
|
|
|
|
pldc->ulAddressTypes = LINEADDRESSTYPE_IPADDRESS;
|
|
|
|
// pldc->ProtocolGuid;
|
|
// pldc->ulAvailableTracking;
|
|
|
|
pInfo = &pticaps;
|
|
ulInfoLen = sizeof(pticaps);
|
|
break;
|
|
}
|
|
|
|
case OID_CO_TAPI_ADDRESS_CAPS:
|
|
{
|
|
CO_TAPI_ADDRESS_CAPS* pInCaps;
|
|
LINE_ADDRESS_CAPS* plac;
|
|
|
|
TRACE( TL_N, TM_Cm, ( "QCm(OID_CO_TAPI_ADDRESS_CAPS)" ) );
|
|
|
|
if (InformationBufferLength < sizeof(CO_TAPI_ADDRESS_CAPS))
|
|
{
|
|
status = NDIS_STATUS_INVALID_DATA;
|
|
ulInfoLen = 0;
|
|
break;
|
|
}
|
|
|
|
ASSERT( InformationBuffer );
|
|
pInCaps = (CO_TAPI_ADDRESS_CAPS* )InformationBuffer;
|
|
|
|
NdisZeroMemory( &addrcaps, sizeof(addrcaps) );
|
|
|
|
addrcaps.ulLineID = pInCaps->ulLineID;
|
|
addrcaps.ulAddressID = pInCaps->ulAddressID;
|
|
|
|
plac = &addrcaps.LineAddressCaps;
|
|
|
|
plac->ulTotalSize = sizeof(LINE_ADDRESS_CAPS);
|
|
plac->ulNeededSize = sizeof(LINE_ADDRESS_CAPS);
|
|
plac->ulUsedSize = sizeof(LINE_ADDRESS_CAPS);
|
|
plac->ulLineDeviceID = addrcaps.ulLineID;
|
|
// plac->ulAddressSize = 0;
|
|
// plac->ulAddressOffset = 0;
|
|
// plac->ulDevSpecificSize = 0;
|
|
// plac->ulDevSpecificOffset = 0;
|
|
// plac->ulAddressSharing = 0;
|
|
// plac->ulAddressStates = 0;
|
|
// plac->ulCallInfoStates = 0;
|
|
// plac->ulCallerIDFlags = 0;
|
|
// plac->ulCalledIDFlags = 0;
|
|
// plac->ulConnectedIDFlags = 0;
|
|
// plac->ulRedirectionIDFlags = 0;
|
|
// plac->ulRedirectingIDFlags = 0;
|
|
// plac->ulCallStates = 0;
|
|
// plac->ulDialToneModes = 0;
|
|
// plac->ulBusyModes = 0;
|
|
// plac->ulSpecialInfo = 0;
|
|
// plac->ulDisconnectModes = 0;
|
|
|
|
plac->ulMaxNumActiveCalls = 1;
|
|
|
|
// plac->ulMaxNumOnHoldCalls = 0;
|
|
// plac->ulMaxNumOnHoldPendingCalls = 0;
|
|
// plac->ulMaxNumConference = 0;
|
|
// plac->ulMaxNumTransConf = 0;
|
|
// plac->ulAddrCapFlags = 0;
|
|
// plac->ulCallFeatures = 0;
|
|
// plac->ulRemoveFromConfCaps = 0;
|
|
// plac->ulRemoveFromConfState = 0;
|
|
// plac->ulTransferModes = 0;
|
|
// plac->ulParkModes = 0;
|
|
// plac->ulForwardModes = 0;
|
|
// plac->ulMaxForwardEntries = 0;
|
|
// plac->ulMaxSpecificEntries = 0;
|
|
// plac->ulMinFwdNumRings = 0;
|
|
// plac->ulMaxFwdNumRings = 0;
|
|
// plac->ulMaxCallCompletions = 0;
|
|
// plac->ulCallCompletionConds = 0;
|
|
// plac->ulCallCompletionModes = 0;
|
|
// plac->ulNumCompletionMessages = 0;
|
|
// plac->ulCompletionMsgTextEntrySize = 0;
|
|
// plac->ulCompletionMsgTextSize = 0;
|
|
// plac->ulCompletionMsgTextOffset = 0;
|
|
|
|
pInfo = &addrcaps;
|
|
ulInfoLen = sizeof(addrcaps);
|
|
break;
|
|
}
|
|
|
|
case OID_CO_TAPI_GET_CALL_DIAGNOSTICS:
|
|
{
|
|
TRACE( TL_N, TM_Cm, ( "QCm(OID_CO_TAPI_GET_CALL_DIAGS)" ) );
|
|
|
|
if (!pVc)
|
|
{
|
|
status = NDIS_STATUS_INVALID_DATA;
|
|
ulInfoLen = 0;
|
|
break;
|
|
}
|
|
|
|
NdisZeroMemory( &diags, sizeof(diags) );
|
|
|
|
diags.ulOrigin =
|
|
(ReadFlags( &pVc->ulFlags ) & VCBF_PeerInitiatedCall)
|
|
? LINECALLORIGIN_EXTERNAL
|
|
: LINECALLORIGIN_OUTBOUND;
|
|
diags.ulReason = LINECALLREASON_DIRECT;
|
|
|
|
pInfo = &diags;
|
|
ulInfoLen = sizeof(diags);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "QCm-OID=$%08x?", Oid ) );
|
|
status = NDIS_STATUS_NOT_SUPPORTED;
|
|
ulInfoLen = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (ulInfoLen > InformationBufferLength)
|
|
{
|
|
// Caller's buffer is too small. Tell him what he needs.
|
|
//
|
|
*BytesNeeded = ulInfoLen;
|
|
status = NDIS_STATUS_INVALID_LENGTH;
|
|
}
|
|
else
|
|
{
|
|
// Copy the found result to caller's buffer.
|
|
//
|
|
if (ulInfoLen > 0)
|
|
{
|
|
NdisMoveMemory( InformationBuffer, pInfo, ulInfoLen );
|
|
DUMPDW( TL_N, TM_Mp, pInfo, ulInfoLen );
|
|
}
|
|
|
|
*BytesNeeded = *BytesWritten = ulInfoLen;
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
VOID
|
|
QueryPtiPorts(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Query which PTI ports are available and fill in the count and status of
|
|
// each in the adapter context block 'pAdapter'.
|
|
//
|
|
{
|
|
ULONG ulPortIndex;
|
|
ULONG ulLineId;
|
|
PTI_EXTENSION* pPtiExtension;
|
|
NTSTATUS statusDevice;
|
|
|
|
// Ask PtiLink which devices exist.
|
|
//
|
|
pAdapter->ulActualVcs = 0;
|
|
ulLineId = 0;
|
|
for (ulPortIndex = 0; ulPortIndex < NPORTS; ++ulPortIndex)
|
|
{
|
|
TRACE( TL_V, TM_Mp,
|
|
( "PtiQueryDeviceStatus(%d)", ulPortIndex ) );
|
|
|
|
statusDevice = PtiQueryDeviceStatus(
|
|
ulPortIndex, pAdapter->szPortName[ ulPortIndex ] );
|
|
if (NT_SUCCESS( statusDevice ))
|
|
{
|
|
// An actual parallel port device object exists for this
|
|
// logical port. Increment the available VCs and set
|
|
// ulPtiLinkState which will be used in the CAPS OIDs to
|
|
// associate a TAPI LineId.
|
|
//
|
|
pAdapter->ulActualVcs++;
|
|
pAdapter->ulPtiLinkState[ulPortIndex] = PLSF_PortExists;
|
|
pAdapter->ulLineIds[ ulPortIndex ] = ulLineId;
|
|
++ulLineId;
|
|
pAdapter->ulPtiLinkState[ ulPortIndex ] |= PLSF_LineIdValid;
|
|
}
|
|
|
|
TRACE( TL_N, TM_Mp,
|
|
( "PtiQueryDeviceStatus(%d), status=$%x, port=%S",
|
|
ulPortIndex,
|
|
statusDevice,
|
|
pAdapter->szPortName[ ulPortIndex ] ) );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
ReferenceAf(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Adds areference to the address family of adapter block, 'pAdapter'.
|
|
//
|
|
{
|
|
LONG lRef;
|
|
|
|
lRef = NdisInterlockedIncrement( &pAdapter->lAfRef );
|
|
|
|
TRACE( TL_N, TM_Ref, ( "RefAf to %d", lRef ) );
|
|
}
|
|
|
|
|
|
BOOLEAN
|
|
ReferenceCall(
|
|
IN VCCB* pVc )
|
|
|
|
// Returns true if a reference is added to the active call on VC control
|
|
// block, 'pVc', or false if no reference was added because no call is
|
|
// active.
|
|
//
|
|
{
|
|
BOOLEAN fActive;
|
|
|
|
NdisAcquireSpinLock( &pVc->lockCall );
|
|
{
|
|
if (ReadFlags( &pVc->ulFlags ) & VCBF_VcActivated)
|
|
{
|
|
fActive = TRUE;
|
|
++pVc->lCallRef;
|
|
TRACE( TL_N, TM_Ref, ( "RefCall to %d", pVc->lCallRef ) );
|
|
}
|
|
else
|
|
{
|
|
TRACE( TL_N, TM_Ref, ( "RefCall denied" ) );
|
|
fActive = FALSE;
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pVc->lockCall );
|
|
|
|
return fActive;
|
|
}
|
|
|
|
|
|
BOOLEAN
|
|
ReferenceSap(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Returns true if a reference is added to the active SAP on adapter
|
|
// 'pAdapter', or false if no reference was added because no SAP is
|
|
// active.
|
|
//
|
|
{
|
|
BOOLEAN fActive;
|
|
|
|
NdisAcquireSpinLock( &pAdapter->lockSap );
|
|
{
|
|
if (ReadFlags( &pAdapter->ulFlags ) & ACBF_SapActive)
|
|
{
|
|
fActive = TRUE;
|
|
++pAdapter->lSapRef;
|
|
TRACE( TL_N, TM_Ref, ( "RefSap to %d", pAdapter->lSapRef ) );
|
|
}
|
|
else
|
|
{
|
|
TRACE( TL_N, TM_Ref, ( "RefSap denied" ) );
|
|
fActive = FALSE;
|
|
}
|
|
}
|
|
NdisReleaseSpinLock( &pAdapter->lockSap );
|
|
|
|
return fActive;
|
|
}
|
|
|
|
|
|
VOID
|
|
SetupVcAsynchronously(
|
|
IN ADAPTERCB* pAdapter )
|
|
|
|
// Called by ReceiveControl to set up a VC for the incoming call
|
|
// using the necessary asynchronous CoNdis calls.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
VCCB* pVc;
|
|
NDIS_HANDLE NdisVcHandle;
|
|
ULONG ulMask;
|
|
|
|
TRACE( TL_V, TM_Misc, ( "SetupVcAsync" ) );
|
|
|
|
// Call our own CreateVc handler directly to allocate and
|
|
// initialize the incoming call's VC.
|
|
//
|
|
status = PtiCmCreateVc( pAdapter, NULL, &pVc );
|
|
TRACE( TL_V, TM_Misc, ( "SetupVcAsync: PtiCmCreateVc: Vc Created: pVc=$%p", pVc ) );
|
|
|
|
if (status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
ASSERT( !"CreateVc?" );
|
|
|
|
// ??? Add code to intiate protocol to terminate link
|
|
|
|
return;
|
|
}
|
|
|
|
// Allocate an "incoming call setup" context and initialize it from the
|
|
// receive buffer information arguments.
|
|
//
|
|
{
|
|
CHAR* pCallParamBuf;
|
|
ULONG ulCallParamLength;
|
|
CO_CALL_PARAMETERS* pCp;
|
|
CO_CALL_MANAGER_PARAMETERS* pCmp;
|
|
CO_MEDIA_PARAMETERS* pMp;
|
|
CO_AF_TAPI_INCOMING_CALL_PARAMETERS* pTi;
|
|
LINE_CALL_INFO* pLci;
|
|
|
|
ulCallParamLength =
|
|
sizeof(CO_CALL_PARAMETERS)
|
|
+ sizeof(CO_CALL_MANAGER_PARAMETERS)
|
|
+ sizeof(CO_MEDIA_PARAMETERS)
|
|
+ sizeof(CO_AF_TAPI_INCOMING_CALL_PARAMETERS)
|
|
+ sizeof(LINE_CALL_INFO);
|
|
|
|
pCallParamBuf = ALLOC_NONPAGED( ulCallParamLength, MTAG_INCALLBUF );
|
|
if (!pCallParamBuf)
|
|
{
|
|
ASSERT( !"Alloc pCpBuf?" );
|
|
PtiCmDeleteVc( pVc );
|
|
return;
|
|
}
|
|
|
|
NdisZeroMemory( pCallParamBuf, ulCallParamLength );
|
|
|
|
pCp = (CO_CALL_PARAMETERS* )pCallParamBuf;
|
|
pCmp = (CO_CALL_MANAGER_PARAMETERS* )(pCp + 1);
|
|
pCp->CallMgrParameters = pCmp;
|
|
|
|
//
|
|
// Might want to make this report the actual
|
|
// connection speed in the future
|
|
//
|
|
pCmp->Transmit.TokenRate =
|
|
pCmp->Transmit.PeakBandwidth =
|
|
pCmp->Receive.TokenRate =
|
|
pCmp->Receive.PeakBandwidth = PTI_LanBps/8;
|
|
|
|
pMp = (CO_MEDIA_PARAMETERS* )(pCmp + 1);
|
|
pCp->MediaParameters = pMp;
|
|
pMp->ReceiveSizeHint = PTI_MaxFrameSize;
|
|
pMp->MediaSpecific.Length =
|
|
sizeof(CO_AF_TAPI_INCOMING_CALL_PARAMETERS)
|
|
+ sizeof(LINE_CALL_INFO);
|
|
pTi = (CO_AF_TAPI_INCOMING_CALL_PARAMETERS* )
|
|
pMp->MediaSpecific.Parameters;
|
|
pTi->ulLineID = pAdapter->ulSapPort;
|
|
pTi->ulAddressID = CO_TAPI_ADDRESS_ID_UNSPECIFIED;
|
|
pTi->ulFlags = CO_TAPI_FLAG_INCOMING_CALL;
|
|
pTi->LineCallInfo.Length = sizeof(LINE_CALL_INFO);
|
|
pTi->LineCallInfo.MaximumLength = sizeof(LINE_CALL_INFO);
|
|
pTi->LineCallInfo.Offset = sizeof(pTi->LineCallInfo);
|
|
pLci = (LINE_CALL_INFO* )(pTi + 1);
|
|
pLci->ulTotalSize = sizeof(LINE_CALL_INFO);
|
|
pLci->ulNeededSize = sizeof(LINE_CALL_INFO);
|
|
pLci->ulUsedSize = sizeof(LINE_CALL_INFO);
|
|
pLci->ulLineDeviceID = pTi->ulLineID;
|
|
pLci->ulBearerMode = LINEBEARERMODE_DATA;
|
|
pLci->ulMediaMode = LINEMEDIAMODE_DIGITALDATA;
|
|
|
|
//
|
|
// Might want to make this report the actual
|
|
// connection speed in the future
|
|
//
|
|
pLci->ulRate = PTI_LanBps;
|
|
|
|
pVc->pTiParams = pTi;
|
|
pVc->pInCall = pCp;
|
|
|
|
}
|
|
|
|
// Mark the call as initiated by the peer so we know which notifications
|
|
// to give when the result is known.
|
|
//
|
|
ulMask = (VCBF_PeerInitiatedCall | VCBF_PeerOpenPending);
|
|
|
|
SetFlags( &pVc->ulFlags, ulMask );
|
|
|
|
ASSERT( !(ReadFlags( &pVc->ulFlags ) & VCBM_VcState) );
|
|
|
|
// Check if the request has a chance of succeeding before getting the
|
|
// client involved.
|
|
//
|
|
if (!pAdapter->NdisAfHandle || !pAdapter->NdisSapHandle)
|
|
{
|
|
TRACE( TL_A, TM_Misc, ( "No AF or SAP" ) );
|
|
pVc->status = NDIS_STATUS_INVALID_SAP;
|
|
SetupVcComplete( pVc );
|
|
return;
|
|
}
|
|
|
|
// Tell NDIS to notify the client of the new VC and give us it's handle.
|
|
//
|
|
TRACE( TL_I, TM_Recv, ( "SetupVcAsynch: NdisMCmCreateVc: pVc=$%p", pVc ) );
|
|
status = NdisMCmCreateVc(
|
|
pAdapter->MiniportAdapterHandle,
|
|
pAdapter->NdisAfHandle,
|
|
pVc,
|
|
&pVc->NdisVcHandle );
|
|
TRACE( TL_I, TM_Recv,
|
|
( "SetupVcAsynch: NdisMCmCreateVc: Get VcHandle: pVc=$%p VcHandle=$%p, status=$%x",
|
|
pVc,
|
|
pVc->NdisVcHandle,
|
|
status ) );
|
|
|
|
if (status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
pVc->status = status;
|
|
SetupVcComplete( pVc );
|
|
return;
|
|
}
|
|
SetFlags( &pVc->ulFlags, VCBF_VcCreated );
|
|
|
|
// Tell NDIS the VC is active.
|
|
//
|
|
TRACE( TL_I, TM_Recv,
|
|
( "SetupVcAsynch: NdisMCmActivateVc, VcHandle=$%p",
|
|
pVc->NdisVcHandle) );
|
|
status = NdisMCmActivateVc(
|
|
pVc->NdisVcHandle, pVc->pInCall );
|
|
TRACE( TL_I, TM_Recv,
|
|
( "SetupVcAsynch: NdisMCmActivateVc: status=$%x", status ) );
|
|
|
|
if (status != NDIS_STATUS_SUCCESS )
|
|
{
|
|
pVc->status = status;
|
|
TRACE( TL_I, TM_Recv, ( "SetupVcAsynch: Error: NoAccept" ) );
|
|
SetupVcComplete( pVc );
|
|
return;
|
|
}
|
|
|
|
// Activate the call
|
|
//
|
|
SetFlags( &pVc->ulFlags,
|
|
(VCBF_VcActivated
|
|
| VCBF_CallClosableByClient
|
|
| VCBF_CallClosableByPeer) );
|
|
ReferenceCall( pVc );
|
|
if (!ReferenceSap( pAdapter ))
|
|
{
|
|
pVc->status = NDIS_STATUS_INVALID_SAP;
|
|
TRACE( TL_I, TM_Recv, ( "SetupVcAsynch: Error: NoSap" ) );
|
|
SetupVcComplete( pVc );
|
|
return;
|
|
}
|
|
|
|
// Tell NDIS to tell the client about the call. The dispatched flag is
|
|
// set here rather in the completion because, according to JameelH, it is
|
|
// valid to call NdisMCmDispatchIncomingCloseCall even if client pends on
|
|
// the dispatch.
|
|
//
|
|
TRACE( TL_I, TM_Recv, ( "SetupVcAsynch: NdisMCmDispInCall" ) );
|
|
status = NdisMCmDispatchIncomingCall(
|
|
pAdapter->NdisSapHandle,
|
|
pVc->NdisVcHandle,
|
|
pVc->pInCall );
|
|
TRACE( TL_I, TM_Recv,
|
|
( "SetupVcAsynch: NdisMCmDispInCall: status=$%x", status ) );
|
|
|
|
DereferenceSap( pAdapter );
|
|
|
|
if (status != NDIS_STATUS_PENDING)
|
|
{
|
|
PtiCmIncomingCallComplete( status, pVc, pVc->pInCall );
|
|
}
|
|
SetFlags( &pVc->ulFlags, VCBF_VcDispatched );
|
|
|
|
// Next stop is our PtiIncomingCallComplete handler which will call
|
|
// SetupVcComplete with clients reported status.
|
|
//
|
|
TRACE( TL_I, TM_Recv, ( "SetupVcAsynch: Exit" ) );
|
|
}
|
|
|
|
|
|
VOID
|
|
SetupVcComplete(
|
|
IN VCCB* pVc )
|
|
|
|
// Called when the asynchronous incoming call VC setup result is known.
|
|
// 'pVc' is the non-NULL set up VC, with 'status' field indicating the
|
|
// status thus far.
|
|
//
|
|
{
|
|
NDIS_STATUS status;
|
|
NTSTATUS ntStatus;
|
|
BOOLEAN fCallerFreesBuffer;
|
|
LIST_ENTRY list;
|
|
CHAR* pBuffer;
|
|
ADAPTERCB* pAdapter;
|
|
|
|
|
|
TRACE( TL_N, TM_Cm, ( "SetupVcComp: pVc=%p, Port=$%x, status=$%x",
|
|
pVc, pVc->ulVcParallelPort, pVc->status ) );
|
|
|
|
pAdapter = pVc->pAdapter;
|
|
|
|
do
|
|
{
|
|
if (pVc->status != NDIS_STATUS_SUCCESS)
|
|
{
|
|
break;
|
|
}
|
|
|
|
// Initialize the PtiLink API getting the extension pointers. Get
|
|
// PTILINKx extension also fires ECPdetect and enables port IRQ.
|
|
//
|
|
ntStatus = PtiInitialize( pAdapter->ulSapPort,
|
|
&pVc->Extension,
|
|
&pVc->PtiExtension);
|
|
|
|
TRACE( TL_V, TM_Cm, ( "SetupVcComp: PtiLink Init: Ext=$%p, PtiExt=$%p",
|
|
pVc->Extension,
|
|
pVc->PtiExtension ) );
|
|
|
|
if ( (pVc->Extension == NULL) ||
|
|
(pVc->PtiExtension == NULL) )
|
|
{
|
|
pVc->status = NDIS_STATUS_FAILURE;
|
|
TRACE( TL_V, TM_Cm, ( "SetupVcComplete: Error: PtiInitialize Returned NULL Pointer", ntStatus ) );
|
|
break;
|
|
}
|
|
|
|
if ( !NT_SUCCESS( ntStatus ) )
|
|
{
|
|
pVc->status = NDIS_STATUS_FAILURE;
|
|
TRACE( TL_V, TM_Cm, ( "SetupVcComplete: Error: PtiInitialize=%x", ntStatus ) );
|
|
break;
|
|
}
|
|
|
|
SetFlags( &pVc->ulFlags, VCBF_CallInProgress );
|
|
pVc->ulVcParallelPort = pAdapter->ulSapPort;
|
|
|
|
// now "privatize" the PtiLink Api ... making it's upper edge link to us
|
|
// this may have been done before
|
|
// in this case, we are associating a new Vc context with receives
|
|
//
|
|
TRACE( TL_V, TM_Cm, ( "SetupVcComplete: RegCb pV=$%p", pVc ) );
|
|
PtiRegisterCallbacks(pVc->Extension, // the PTILINKx extension
|
|
PtiCbGetReadBuffer, // our get buffer routine
|
|
PtiRx, // our receive complete routine
|
|
PtiCbLinkEventHandler, // our link event handler
|
|
pVc); // our context
|
|
}
|
|
while (FALSE);
|
|
|
|
// With no locks held, perform and VC completion processing including
|
|
// indications to client.
|
|
//
|
|
CompleteVc( pVc );
|
|
|
|
TRACE( TL_V, TM_Misc, ( "SetupVcComp: Exit" ) );
|
|
|
|
}
|
|
|
|
|
|
VOID
|
|
WriteEndpointsToRegistry(
|
|
IN ULONG ulVcs )
|
|
|
|
// Set the value of the "WanEndpoints", "MinWanEndpoints", and
|
|
// "MaxWanEndpoints" registry values to the 'ulVcs' value.
|
|
//
|
|
{
|
|
NTSTATUS status;
|
|
OBJECT_ATTRIBUTES objattr;
|
|
UNICODE_STRING uni;
|
|
HANDLE hNet;
|
|
HANDLE hAdapter;
|
|
ULONG i;
|
|
WCHAR szPath[ 256 ];
|
|
|
|
#define PSZ_NetAdapters L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
|
|
|
|
TRACE( TL_I, TM_Cm, ( "WriteEndpointsToRegistry(%d)", ulVcs ) );
|
|
|
|
hNet = NULL;
|
|
hAdapter = NULL;
|
|
|
|
do
|
|
{
|
|
// Get a handle to the network adapters registry key.
|
|
//
|
|
StrCpyW( szPath, PSZ_NetAdapters );
|
|
RtlInitUnicodeString( &uni, szPath );
|
|
InitializeObjectAttributes(
|
|
&objattr, &uni, OBJ_CASE_INSENSITIVE, NULL, NULL );
|
|
|
|
status = ZwOpenKey(
|
|
&hNet,
|
|
KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE | KEY_SET_VALUE,
|
|
&objattr );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "ZwOpenKey(net)=$%08x?", status ) );
|
|
break;
|
|
}
|
|
|
|
// Walk the adapter subkeys looking for the RASPTI adapter.
|
|
//
|
|
for (i = 0; ; ++i)
|
|
{
|
|
CHAR szBuf[ 512 ];
|
|
KEY_BASIC_INFORMATION* pKey;
|
|
KEY_VALUE_PARTIAL_INFORMATION* pValue;
|
|
WCHAR* pch;
|
|
ULONG ulSize;
|
|
|
|
// Find the name of the next adapter subkey.
|
|
//
|
|
status = ZwEnumerateKey(
|
|
hNet, i, KeyBasicInformation,
|
|
szBuf, sizeof(szBuf), &ulSize );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
DBG_if (status != STATUS_NO_MORE_ENTRIES)
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "ZwEnumKey=$%08x?", status ) );
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Open the adapter subkey.
|
|
//
|
|
pKey = (KEY_BASIC_INFORMATION* )szBuf;
|
|
StrCpyW( szPath, PSZ_NetAdapters );
|
|
pch = &szPath[ StrLenW( szPath ) ];
|
|
*pch = L'\\';
|
|
++pch;
|
|
NdisMoveMemory( pch, pKey->Name, pKey->NameLength );
|
|
pch += pKey->NameLength / sizeof(WCHAR);
|
|
*pch = L'\0';
|
|
RtlInitUnicodeString( &uni, szPath );
|
|
|
|
InitializeObjectAttributes(
|
|
&objattr, &uni, OBJ_CASE_INSENSITIVE, NULL, NULL );
|
|
|
|
status = ZwOpenKey(
|
|
&hAdapter,
|
|
KEY_QUERY_VALUE | KEY_SET_VALUE,
|
|
&objattr );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
TRACE( TL_A, TM_Cm, ( "ZwOpenKey(adapter)=$%08x?", status ) );
|
|
break;
|
|
}
|
|
|
|
// Query the "ComponentID" value.
|
|
//
|
|
RtlInitUnicodeString( &uni, L"ComponentId" );
|
|
status = ZwQueryValueKey(
|
|
hAdapter, &uni, KeyValuePartialInformation,
|
|
szBuf, sizeof(szBuf), &ulSize );
|
|
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
ZwClose( hAdapter );
|
|
hAdapter = NULL;
|
|
TRACE( TL_A, TM_Cm, ( "ZwQValueKey=$%08x?", status ) );
|
|
continue;
|
|
}
|
|
|
|
pValue = (KEY_VALUE_PARTIAL_INFORMATION* )szBuf;
|
|
if (pValue->Type != REG_SZ
|
|
|| StrCmpW( (WCHAR* )pValue->Data, L"ms_ptiminiport" ) != 0)
|
|
{
|
|
ZwClose( hAdapter );
|
|
hAdapter = NULL;
|
|
continue;
|
|
}
|
|
|
|
// Found it. 'HAdapter' contains it's adapter key handle.
|
|
//
|
|
TRACE( TL_I, TM_Cm, ( "PTI adapter key found" ) );
|
|
|
|
// Write the "actual VC" count to the 3 endpoint registry values.
|
|
//
|
|
RtlInitUnicodeString( &uni, L"WanEndpoints" );
|
|
status = ZwSetValueKey(
|
|
hAdapter, &uni, 0, REG_DWORD, &ulVcs, sizeof(ulVcs) );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
TRACE( TL_A, TM_Cm,
|
|
( "ZwSetValueKey(WE)=$%08x?", status ) );
|
|
}
|
|
|
|
RtlInitUnicodeString( &uni, L"MinWanEndpoints" );
|
|
status = ZwSetValueKey(
|
|
hAdapter, &uni, 0, REG_DWORD, &ulVcs, sizeof(ulVcs) );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
TRACE( TL_A, TM_Cm,
|
|
( "ZwSetValueKey(MinWE)=$%08x?", status ) );
|
|
}
|
|
|
|
RtlInitUnicodeString( &uni, L"MaxWanEndpoints" );
|
|
status = ZwSetValueKey(
|
|
hAdapter, &uni, 0, REG_DWORD, &ulVcs, sizeof(ulVcs) );
|
|
if (status != STATUS_SUCCESS)
|
|
{
|
|
TRACE( TL_A, TM_Cm,
|
|
( "ZwSetValueKey(MaxWE)=$%08x?", status ) );
|
|
}
|
|
}
|
|
}
|
|
while (FALSE);
|
|
|
|
if (hAdapter)
|
|
{
|
|
ZwClose( hAdapter );
|
|
}
|
|
|
|
if (hNet)
|
|
{
|
|
ZwClose( hNet );
|
|
}
|
|
}
|
|
|
|
|
|
NDIS_STATUS
|
|
PtiCmCloseAf(
|
|
IN NDIS_HANDLE CallMgrAfContext )
|
|
|
|
// Standard 'CmCloseAfHandler' routine called by NDIS when a client
|
|
// requests to close an address family. See DDK doc.
|
|
//
|
|
{
|
|
ADAPTERCB* pAdapter;
|
|
|
|
TRACE( TL_I, TM_Cm, ( "PtiCmCloseAf" ) );
|
|
|
|
pAdapter = (ADAPTERCB* )CallMgrAfContext;
|
|
if (pAdapter->ulTag != MTAG_ADAPTERCB)
|
|
{
|
|
ASSERT( !"Atag?" );
|
|
return NDIS_STATUS_INVALID_DATA;
|
|
}
|
|
|
|
// This dereference will eventually lead to us calling
|
|
// NdisMCmCloseAfComplete.
|
|
//
|
|
DereferenceAf( pAdapter );
|
|
|
|
TRACE( TL_V, TM_Cm, ( "PtiCmCloseAf: Exit" ) );
|
|
return NDIS_STATUS_PENDING;
|
|
}
|