[janderwald] 43369: - Store KSPROPERTY_SET in Irp when using KsPropertyHandler - Fix a bug in KsPinDataIntersection

Author: janderwald
Date: Sun Oct 11 11:49:10 2009
New Revision: 43369

URL: http://svn.reactos.org/svn/reactos?rev=43369&view=rev
Log:
- Store KSPROPERTY_SET in Irp when using KsPropertyHandler
- Fix a bug in KsPinDataIntersection

Modified:
    trunk/reactos/drivers/ksfilter/ks/connectivity.c
    trunk/reactos/drivers/ksfilter/ks/misc.c
    trunk/reactos/drivers/ksfilter/ks/property.c

Modified: trunk/reactos/drivers/ksfilter/ks/connectivity.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/connect...
==============================================================================
--- trunk/reactos/drivers/ksfilter/ks/connectivity.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/ksfilter/ks/connectivity.c [iso-8859-1] Sun Oct 11 11:49:10 2009
@@ -291,7 +291,7 @@
     IoStack = IoGetCurrentIrpStackLocation(Irp);
     Buffer = Irp->UserBuffer;

-    DPRINT("KsPinPropertyHandler Irp %p Property %p Data %p DescriptorsCount %u Descriptor %p OutputLength %u Id %x\n", Irp, Property, Data, DescriptorsCount, Descriptor, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Property->Id);
+    DPRINT("KsPinPropertyHandler Irp %p Property %p Data %p DescriptorsCount %u Descriptor %p OutputLength %u Id %u\n", Irp, Property, Data, DescriptorsCount, Descriptor, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Property->Id);

switch(Property->Id)
     {
@@ -585,6 +585,24 @@
 }

/*
+    @unimplemented
+*/
+KSDDKAPI NTSTATUS NTAPI
+KsPinDataIntersectionEx(
+    IN  PIRP Irp,
+    IN  PKSP_PIN Pin,
+    OUT PVOID Data,
+    IN  ULONG DescriptorsCount,
+    IN  const KSPIN_DESCRIPTOR* Descriptor,
+    IN  ULONG DescriptorSize,
+    IN  PFNKSINTERSECTHANDLEREX IntersectHandler OPTIONAL,
+    IN  PVOID HandlerContext OPTIONAL)
+{
+    UNIMPLEMENTED;
+    return STATUS_UNSUCCESSFUL;
+}
+
+/*
     @implemented
 */
 KSDDKAPI
@@ -627,7 +645,7 @@
     }

/* get start item */
-    Item = (KSMULTIPLE_ITEM*)IoStack->Parameters.DeviceIoControl.Type3InputBuffer;
+    Item = (KSMULTIPLE_ITEM*)(Pin + 1);
     /* get first data range */
     DataRange = (KSDATARANGE*)(Item + 1);
     /* iterate through all data ranges */

Modified: trunk/reactos/drivers/ksfilter/ks/misc.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/misc.c?...
==============================================================================
--- trunk/reactos/drivers/ksfilter/ks/misc.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/ksfilter/ks/misc.c [iso-8859-1] Sun Oct 11 11:49:10 2009
@@ -81,25 +81,6 @@
     return Status;
 }

-/*
-    @unimplemented
-*/
-KSDDKAPI NTSTATUS NTAPI
-KsPinDataIntersectionEx(
-    IN  PIRP Irp,
-    IN  PKSP_PIN Pin,
-    OUT PVOID Data,
-    IN  ULONG DescriptorsCount,
-    IN  const KSPIN_DESCRIPTOR* Descriptor,
-    IN  ULONG DescriptorSize,
-    IN  PFNKSINTERSECTHANDLEREX IntersectHandler OPTIONAL,
-    IN  PVOID HandlerContext OPTIONAL)
-{
-    UNIMPLEMENTED;
-    return STATUS_UNSUCCESSFUL;
-}
-
-
 NTSTATUS
 KspCopyCreateRequest(
     IN PIRP Irp,

Modified: trunk/reactos/drivers/ksfilter/ks/property.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/ks/propert...
==============================================================================
--- trunk/reactos/drivers/ksfilter/ks/property.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/ksfilter/ks/property.c [iso-8859-1] Sun Oct 11 11:49:10 2009
@@ -18,7 +18,8 @@
     IN ULONG InputBufferLength,
     IN ULONG OutputBufferLength,
     OUT PVOID OutputBuffer,
-    OUT PFNKSHANDLER *PropertyHandler)
+    OUT PFNKSHANDLER *PropertyHandler,
+    OUT PKSPROPERTY_SET * Set)
 {
     ULONG Index, ItemIndex;
     //PULONG Flags;
@@ -93,6 +94,7 @@
                     if (Property->Flags & KSPROPERTY_TYPE_GET)
                         *PropertyHandler = PropertySet[Index].PropertyItem[ItemIndex].GetPropertyHandler;

+                    *Set = (PKSPROPERTY_SET)&PropertySet[Index];
                     return STATUS_SUCCESS;
                 }
             }
@@ -111,6 +113,7 @@
     IN  ULONG PropertyItemSize OPTIONAL)
 {
     PKSPROPERTY Property;
+    PKSPROPERTY_SET Set;
     PIO_STACK_LOCATION IoStack;
     NTSTATUS Status;
     PFNKSHANDLER PropertyHandler = NULL;
@@ -139,11 +142,12 @@
     ASSERT(PropertyItemSize == 0 || PropertyItemSize == sizeof(KSPROPERTY_ITEM));

/* find the property handler */
-    Status = FindPropertyHandler(&Irp->IoStatus, PropertySet, PropertySetsCount, Property, IoStack->Parameters.DeviceIoControl.InputBufferLength, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Irp->UserBuffer, &PropertyHandler);
+    Status = FindPropertyHandler(&Irp->IoStatus, PropertySet, PropertySetsCount, Property, IoStack->Parameters.DeviceIoControl.InputBufferLength, IoStack->Parameters.DeviceIoControl.OutputBufferLength, Irp->UserBuffer, &PropertyHandler, &Set);

if (NT_SUCCESS(Status) && PropertyHandler)
     {
         /* call property handler */
+        KSPROPERTY_SET_IRP_STORAGE(Irp) = Set;
         Status = PropertyHandler(Irp, Property, Irp->UserBuffer);

if (Status == STATUS_BUFFER_TOO_SMALL)