[ekohl] 68313: [NTOSKRNL] Add CmpDestroySecurityCache() and CmpDestroyHiveViewList() stubs and call them in CmpDestroyHive and CmUnloadKey(). CORE-6492 #resolve #comment Thank you Hermes! This is e...

Author: ekohl
Date: Mon Jun 29 18:26:56 2015
New Revision: 68313

URL: http://svn.reactos.org/svn/reactos?rev=68313&view=rev
Log:
[NTOSKRNL]
Add CmpDestroySecurityCache() and CmpDestroyHiveViewList() stubs and call them in CmpDestroyHive and CmUnloadKey().

CORE-6492 #resolve #comment Thank you Hermes! This is exactly what I needed!

Modified:
    trunk/reactos/ntoskrnl/config/cmapi.c
    trunk/reactos/ntoskrnl/config/cminit.c
    trunk/reactos/ntoskrnl/config/cmmapvw.c
    trunk/reactos/ntoskrnl/config/cmsecach.c
    trunk/reactos/ntoskrnl/include/internal/cm.h

Modified: trunk/reactos/ntoskrnl/config/cmapi.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/config/cmapi.c?rev...
==============================================================================
--- trunk/reactos/ntoskrnl/config/cmapi.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/config/cmapi.c	[iso-8859-1] Mon Jun 29 18:26:56 2015
@@ -2241,7 +2241,11 @@
     /* Remove the hive from the hive file list */
     CmpRemoveFromHiveFileList(CmHive);

-    /* FIXME: More cleanup */
+    /* Destroy the security descriptor cache */
+    CmpDestroySecurityCache(CmHive);
+
+    /* Destroy the view list */
+    CmpDestroyHiveViewList(CmHive);

/* Free the hive storage */
     HvFree(Hive);

Modified: trunk/reactos/ntoskrnl/config/cminit.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/config/cminit.c?re...
==============================================================================
--- trunk/reactos/ntoskrnl/config/cminit.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/config/cminit.c	[iso-8859-1] Mon Jun 29 18:26:56 2015
@@ -256,6 +256,12 @@

/* Delete the view lock */
     ExFreePoolWithTag(CmHive->ViewLock, TAG_CM);
+
+    /* Destroy the security descriptor cache */
+    CmpDestroySecurityCache(CmHive);
+
+    /* Destroy the view list */
+    CmpDestroyHiveViewList(CmHive);

/* Free the hive storage */
     HvFree(&CmHive->Hive);

Modified: trunk/reactos/ntoskrnl/config/cmmapvw.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/config/cmmapvw.c?r...
==============================================================================
--- trunk/reactos/ntoskrnl/config/cmmapvw.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/config/cmmapvw.c	[iso-8859-1] Mon Jun 29 18:26:56 2015
@@ -29,3 +29,54 @@
     Hive->PinnedViews = 0;
     Hive->UseCount = 0;
 }
+
+VOID
+NTAPI
+CmpDestroyHiveViewList(IN PCMHIVE Hive)
+{
+    PCM_VIEW_OF_FILE CmView;
+    PLIST_ENTRY EntryList;
+
+    /* Do NOT destroy the views of read-only hives */
+    ASSERT(Hive->Hive.ReadOnly == FALSE);
+
+    /* Free all the views inside the Pinned View List */
+    EntryList = RemoveHeadList(&Hive->PinViewListHead);
+    while (EntryList != &Hive->PinViewListHead)
+    {
+        CmView = CONTAINING_RECORD(EntryList, CM_VIEW_OF_FILE, PinViewList);
+
+        /* FIXME: Unmap the view if it is mapped */
+
+        ExFreePool(CmView);
+
+        Hive->PinnedViews--;
+
+        EntryList = RemoveHeadList(&Hive->PinViewListHead);
+    }
+
+    /* The Pinned View List should be empty */
+    ASSERT(IsListEmpty(&Hive->PinViewListHead) == TRUE);
+    ASSERT(Hive->PinnedViews == 0);
+
+    /* Now, free all the views inside the LRU View List */
+    EntryList = RemoveHeadList(&Hive->LRUViewListHead);
+    while (EntryList != &Hive->LRUViewListHead)
+    {
+        CmView = CONTAINING_RECORD(EntryList, CM_VIEW_OF_FILE, LRUViewList);
+
+        /* FIXME: Unmap the view if it is mapped */
+
+        ExFreePool(CmView);
+
+        Hive->MappedViews--;
+
+        EntryList = RemoveHeadList(&Hive->LRUViewListHead);
+    }
+
+    /* The LRU View List should be empty */
+    ASSERT(IsListEmpty(&Hive->LRUViewListHead) == TRUE);
+    ASSERT(Hive->MappedViews == 0);
+}
+
+/* EOF */

Modified: trunk/reactos/ntoskrnl/config/cmsecach.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/config/cmsecach.c?...
==============================================================================
--- trunk/reactos/ntoskrnl/config/cmsecach.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/config/cmsecach.c	[iso-8859-1] Mon Jun 29 18:26:56 2015
@@ -35,3 +35,18 @@
         InitializeListHead(&Hive->SecurityHash[i]);
     }
 }
+
+VOID
+NTAPI
+CmpDestroySecurityCache(IN PCMHIVE Hive)
+{
+    /* FIXME: clean Hive->SecurityHash and/or Hive->SecurityCache */
+
+    /* Reset data */
+    Hive->SecurityCount = 0;
+    Hive->SecurityCacheSize = 0;
+    Hive->SecurityHitHint = -1;
+    Hive->SecurityCache = NULL;
+}
+
+/* EOF */

Modified: trunk/reactos/ntoskrnl/include/internal/cm.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/include/internal/c...
==============================================================================
--- trunk/reactos/ntoskrnl/include/internal/cm.h	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/include/internal/cm.h	[iso-8859-1] Mon Jun 29 18:26:56 2015
@@ -552,12 +552,24 @@
     IN PCMHIVE Hive
 );

+VOID
+NTAPI
+CmpDestroyHiveViewList(
+    IN PCMHIVE Hive
+);
+
 //
 // Security Cache Functions
 //
 VOID
 NTAPI
 CmpInitSecurityCache(
+    IN PCMHIVE Hive
+);
+
+VOID
+NTAPI
+CmpDestroySecurityCache(
     IN PCMHIVE Hive
 );