drivers/ksfilter/ks/kcom.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Kernel Streaming
   4  * FILE:            drivers/ksfilter/ks/allocators.c
   5  * PURPOSE:         KS Allocator functions
   6  * PROGRAMMER:      Johannes Anderwald
   7                     Andrew Greenwood
   8  */
   9
  10 #include "priv.h"
  11
  12 const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x46}};
  13
  14 /* http://msdn2.microsoft.com/en-us/library/ms809781.aspx */
  15 COMDDKAPI NTSTATUS NTAPI
  16 KoCreateInstance(
  17     IN  REFCLSID ClassId,
  18     IN  IUnknown* UnkOuter OPTIONAL,
  19     IN  ULONG ClsContext,
  20     IN  REFIID InterfaceId,
  21     OUT PVOID* Interface)
  22 {
  23     /* If UnkOuter isn't NULL, it must be IUnknown - TODO: CHECK THIS PARAM */
  24     /* TODO: Check IRQL? */
  25
  26     DPRINT("KoCreateInstance called\n");
  27
  28     if ( ClsContext != CLSCTX_KERNEL_SERVER )
  29     {
  30         DPRINT("KoCreateInstance: ClsContext must be CLSCTX_KERNEL_SERVER\n");
  31         return STATUS_INVALID_PARAMETER_3;
  32     }
  33
  34     if (IsEqualGUIDAligned(InterfaceId, &IID_IUnknown))
  35     {
  36         DPRINT("KoCreateInstance: InterfaceId cannot be IID_IUnknown\n");
  37         return STATUS_INVALID_PARAMETER_4;
  38     }
  39
  40
  41     /*
  42         Find the desired interface and create an instance.
  43
  44         But we also need to supply a
  45         pointer which will be set to a list of available interfaces, to
  46         IoGetDeviceInterfaces.
  47
  48         We can then create a file based on this information and thus talk
  49         to the appropriate device.
  50
  51         Useful references:
  52             http://www.freelists.org/archives/wdmaudiodev/01-2003/msg00023.html
  53
  54         TODO
  55     */
  56
  57     DPRINT("** FAKING SUCCESS **\n");
  58
  59     return STATUS_SUCCESS;
  60 }