precomp.h

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#pragma once
 
#include <ntddk.h>
#include <portcls.h>
#include <ks.h>
#include <ksmedia.h>
#include <debug.h>
 
/* filter.c */
NTSTATUS
NTAPI
FilterProcess(
    IN PKSFILTER  Filter,
    IN PKSPROCESSPIN_INDEXENTRY  ProcessPinsIndex);
 
/* pin.c */
NTSTATUS
NTAPI
PinCreate(
    IN PKSPIN  Pin,
    IN PIRP  Irp);
 
NTSTATUS
NTAPI
PinClose(
    IN PKSPIN  Pin,
    IN PIRP  Irp);
 
VOID
NTAPI
PinReset(
    IN PKSPIN  Pin);
 
NTSTATUS
NTAPI
PinState(
    IN PKSPIN  Pin,
    IN KSSTATE  ToState,
    IN KSSTATE  FromState);
 
NTSTATUS
NTAPI
AudioPositionPropertyHandler(
    IN PIRP Irp,
    IN PKSIDENTIFIER Request,
    IN OUT PVOID Data);
 
NTSTATUS
NTAPI
PinIntersectHandler(
    IN PVOID Context,
    IN PIRP Irp,
    IN PKSP_PIN Pin,
    IN PKSDATARANGE DataRange,
    IN PKSDATARANGE MatchingDataRange,
    IN ULONG DataBufferSize,
    OUT PVOID Data OPTIONAL,
    OUT PULONG DataSize);
 
 
 
typedef struct
{
    ULONG BytesAvailable;
    ULONG BytesProcessed;
}PIN_CONTEXT, *PPIN_CONTEXT;