Author: janderwald Date: Thu Jul 30 08:29:24 2009 New Revision: 42295
URL: http://svn.reactos.org/svn/reactos?rev=42295&view=rev Log: - Implement KsDeviceSetBusData, KsDeviceGetBusData, KsGetPinFromIrp
Modified: trunk/reactos/drivers/ksfilter/ks/api.c trunk/reactos/drivers/ksfilter/ks/irp.c trunk/reactos/drivers/ksfilter/ks/kstypes.h trunk/reactos/drivers/ksfilter/ks/pin.c
Modified: trunk/reactos/drivers/ksfilter/ks/api.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/api.c?r... ============================================================================== --- trunk/reactos/drivers/ksfilter/ks/api.c [iso-8859-1] (original) +++ trunk/reactos/drivers/ksfilter/ks/api.c [iso-8859-1] Thu Jul 30 08:29:24 2009 @@ -1583,8 +1583,80 @@ return STATUS_UNSUCCESSFUL; }
-/* - @unimplemented + NTSTATUS +NTAPI +KspSetGetBusDataCompletion( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp, + IN PVOID Context) +{ + /* signal completion */ + KeSetEvent((PRKEVENT)Context, IO_NO_INCREMENT, FALSE); + + /* more work needs be done, so dont free the irp */ + return STATUS_MORE_PROCESSING_REQUIRED; + +} + +NTSTATUS +KspDeviceSetGetBusData( + IN PDEVICE_OBJECT DeviceObject, + IN ULONG DataType, + IN PVOID Buffer, + IN ULONG Offset, + IN ULONG Length, + IN BOOL bGet) +{ + PIO_STACK_LOCATION IoStack; + PIRP Irp; + NTSTATUS Status; + KEVENT Event; + + /* allocate the irp */ + Irp = IoAllocateIrp(1, /*FIXME */ + FALSE); + + if (!Irp) + return STATUS_INSUFFICIENT_RESOURCES; + + /* initialize the event */ + KeInitializeEvent(&Event, NotificationEvent, FALSE); + + /* get next stack location */ + IoStack = IoGetNextIrpStackLocation(Irp); + + /* setup a completion routine */ + IoSetCompletionRoutine(Irp, KspSetGetBusDataCompletion, (PVOID)&Event, TRUE, TRUE, TRUE); + + /* setup parameters */ + IoStack->Parameters.ReadWriteConfig.Buffer = Buffer; + IoStack->Parameters.ReadWriteConfig.Length = Length; + IoStack->Parameters.ReadWriteConfig.Offset = Offset; + IoStack->Parameters.ReadWriteConfig.WhichSpace = DataType; + /* setup function code */ + IoStack->MajorFunction = IRP_MJ_PNP; + IoStack->MinorFunction = (bGet ? IRP_MN_READ_CONFIG : IRP_MN_WRITE_CONFIG); + + /* lets call the driver */ + Status = IoCallDriver(DeviceObject, Irp); + + /* is the request still pending */ + if (Status == STATUS_PENDING) + { + /* have a nap */ + KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL); + /* update status */ + Status = Irp->IoStatus.Status; + } + + /* free the irp */ + IoFreeIrp(Irp); + /* done */ + return Status; +} + +/* + @implemented */ KSDDKAPI ULONG @@ -1596,13 +1668,13 @@ IN ULONG Offset, IN ULONG Length) { - UNIMPLEMENTED - return 0; -} - - -/* - @unimplemented + return KspDeviceSetGetBusData(Device->PhysicalDeviceObject, /* is this right? */ + DataType, Buffer, Offset, Length, FALSE); +} + + +/* + @implemented */ KSDDKAPI ULONG @@ -1614,8 +1686,9 @@ IN ULONG Offset, IN ULONG Length) { - UNIMPLEMENTED - return 0; + return KspDeviceSetGetBusData(Device->PhysicalDeviceObject, /* is this right? */ + DataType, Buffer, Offset, Length, TRUE); + }
/* @@ -1788,6 +1861,28 @@ return STATUS_UNSUCCESSFUL; }
+VOID +NTAPI +KspRemoveBusInterface( + PVOID Ctx) +{ + PKSREMOVE_BUS_INTERFACE_CTX Context =(PKSREMOVE_BUS_INTERFACE_CTX)Ctx; + + /* TODO + * get SWENUM_INSTALL_INTERFACE struct + * open device key and delete the keys + */ + + UNIMPLEMENTED + + /* set status */ + Context->Irp->IoStatus.Status = STATUS_NOT_IMPLEMENTED; + + + /* signal completion */ + KeSetEvent(&Context->Event, IO_NO_INCREMENT, FALSE); +} + /* @unimplemented */ @@ -1797,10 +1892,42 @@ KsRemoveBusEnumInterface( IN PIRP Irp) { - UNIMPLEMENTED - return STATUS_UNSUCCESSFUL; -} - + KPROCESSOR_MODE Mode; + LUID luid; + KSREMOVE_BUS_INTERFACE_CTX Ctx; + WORK_QUEUE_ITEM WorkItem; + + /* get previous mode */ + Mode = ExGetPreviousMode(); + + /* convert to luid */ + luid = RtlConvertUlongToLuid(SE_LOAD_DRIVER_PRIVILEGE); + + /* perform access check */ + if (!SeSinglePrivilegeCheck(luid, Mode)) + { + /* insufficient privileges */ + return STATUS_PRIVILEGE_NOT_HELD; + } + /* initialize event */ + KeInitializeEvent(&Ctx.Event, NotificationEvent, FALSE); + + /* store irp in ctx */ + Ctx.Irp = Irp; + + /* initialize work item */ + ExInitializeWorkItem(&WorkItem, KspRemoveBusInterface, (PVOID)&Ctx); + + /* now queue the work item */ + ExQueueWorkItem(&WorkItem, DelayedWorkQueue); + + /* wait for completion */ + KeWaitForSingleObject(&Ctx.Event, Executive, KernelMode, FALSE, NULL); + + /* return result */ + return Ctx.Irp->IoStatus.Status; + +}
/*
Modified: trunk/reactos/drivers/ksfilter/ks/irp.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/irp.c?r... ============================================================================== --- trunk/reactos/drivers/ksfilter/ks/irp.c [iso-8859-1] (original) +++ trunk/reactos/drivers/ksfilter/ks/irp.c [iso-8859-1] Thu Jul 30 08:29:24 2009 @@ -1622,15 +1622,3 @@ return (ULONG)-1; }
-/* - @unimplemented -*/ -KSDDKAPI -PKSPIN -NTAPI -KsGetPinFromIrp( - IN PIRP Irp) -{ - UNIMPLEMENTED - return NULL; -}
Modified: trunk/reactos/drivers/ksfilter/ks/kstypes.h URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/kstypes... ============================================================================== --- trunk/reactos/drivers/ksfilter/ks/kstypes.h [iso-8859-1] (original) +++ trunk/reactos/drivers/ksfilter/ks/kstypes.h [iso-8859-1] Thu Jul 30 08:29:24 2009 @@ -113,5 +113,10 @@ PIO_WORKITEM WorkItem; }PNP_POSTSTART_CONTEXT, *PPNP_POSTSTART_CONTEXT;
+typedef struct +{ + PIRP Irp; + KEVENT Event; +}KSREMOVE_BUS_INTERFACE_CTX, *PKSREMOVE_BUS_INTERFACE_CTX;
#endif
Modified: trunk/reactos/drivers/ksfilter/ks/pin.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/pin.c?r... ============================================================================== --- trunk/reactos/drivers/ksfilter/ks/pin.c [iso-8859-1] (original) +++ trunk/reactos/drivers/ksfilter/ks/pin.c [iso-8859-1] Thu Jul 30 08:29:24 2009 @@ -511,6 +511,27 @@ }
/* + @implemented +*/ +KSDDKAPI +PKSPIN +NTAPI +KsGetPinFromIrp( + IN PIRP Irp) +{ + PKSIOBJECT_HEADER ObjectHeader; + PIO_STACK_LOCATION IoStack = IoGetCurrentIrpStackLocation(Irp); + + /* get object header */ + ObjectHeader = (PKSIOBJECT_HEADER)IoStack->FileObject->FsContext; + /* return object type */ + return (PKSPIN)ObjectHeader->ObjectType; + +} + + + +/* @unimplemented */ VOID
-
janderwald＠svn.reactos.org