reactos/drivers/ksfilter/ks/bag.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Kernel Streaming
   4  * FILE:            drivers/ksfilter/ks/bag.c
   5  * PURPOSE:         KS Object Bag functions
   6  * PROGRAMMER:      Johannes Anderwald
   7  */
   8
   9
  10 #include "priv.h"
  11
  12
  13 #if 0
  14 typedef struct
  15 {
  16    LIST_ENTRY Entry;
  17    PVOID Item;
  18    PFNKSFREE Free;
  19    LONG ReferenceCount;
  20 }KSOBJECT_BAG_ENTRY;
  21
  22 typedef struct
  23 {
  24     LIST_ENTRY ListHead;
  25     KMUTEX Lock;
  26 }KSOBJECT_BAG_IMPL;
  27
  28 /*
  29     @implemented
  30 */
  31 KSDDKAPI
  32 NTSTATUS
  33 NTAPI
  34 KsAddItemToObjectBag(
  35     IN KSOBJECT_BAG ObjectBag,
  36     IN PVOID Item,
  37     IN PFNKSFREE Free OPTIONAL)
  38 {
  39     KSOBJECT_BAG_ENTRY * Entry;
  40     KSOBJECT_BAG_IMPL * Bag = (KSOBJECT_BAG_IMPL)ObjectBag;
  41
  42     Entry = ExAllocatePool(NonPagedPool, sizeof(KSOBJECT_BAG_ENTRY));
  43     if (!Entry)
  44         return STATUS_INSUFFICIENT_RESOURCES;
  45
  46     Entry->Free = Free;
  47     Entry->Item = Item;
  48
  49     InsertTailList(&Bag->ListHead, &Entry->Entry);
  50     return STATUS_SUCCESS;
  51 }
  52
  53 KSDDKAPI
  54 ULONG
  55 NTAPI
  56 KsRemoveItemFromObjectBag(
  57     IN KSOBJECT_BAG ObjectBag,
  58     IN PVOID Item,
  59     IN BOOLEAN Free)
  60 {
  61     KSOBJECT_BAG_IMPL * Bag = (KSOBJECT_BAG_IMPL)ObjectBag;
  62
  63
  64
  65
  66 }
  67 #endif