[weiden] 18014: use RegGetKeySecurity() directly to read the security information

use RegGetKeySecurity() directly to read the security information
Modified: trunk/reactos/subsys/system/regedit/security.c
Modified: trunk/reactos/subsys/system/regedit/security.h
  _____

Modified: trunk/reactos/subsys/system/regedit/security.c
--- trunk/reactos/subsys/system/regedit/security.c	2005-09-23
15:31:04 UTC (rev 18013)
+++ trunk/reactos/subsys/system/regedit/security.c	2005-09-23
15:31:42 UTC (rev 18014)
@@ -86,7 +86,7 @@

};

-LPREGKEYSECURITY CRegKeySecurity_fnConstructor(HANDLE Handle,
SE_OBJECT_TYPE ObjectType, SI_OBJECT_INFO *ObjectInfo, BOOL *Btn)
+static LPREGKEYSECURITY CRegKeySecurity_fnConstructor(HANDLE Handle,
SI_OBJECT_INFO *ObjectInfo, BOOL *Btn)
 {
   LPREGKEYSECURITY obj;

@@ -96,7 +96,6 @@
     obj->ref = 1;
     obj->lpVtbl = &efvt;
     obj->Handle = Handle;
-    obj->ObjectType = ObjectType;
     obj->ObjectInfo = *ObjectInfo;
     obj->Btn = Btn;
   }
@@ -153,11 +152,32 @@
                               PSECURITY_DESCRIPTOR*
ppSecurityDescriptor,
                               BOOL fDefault)
 {
-  /* FIXME */
-  if(GetSecurityInfo(this->Handle, this->ObjectType,
RequestedInformation, 0, 0,
-                     0, 0, ppSecurityDescriptor) == ERROR_SUCCESS)
+  DWORD DescriptorSize = 0;
+  PSECURITY_DESCRIPTOR SecurityDescriptor;
+  LONG ErrorCode;
+  
+  /* find out how much memory we need to allocate */
+  ErrorCode = RegGetKeySecurity(this->Handle, RequestedInformation,
NULL, &DescriptorSize);
+  if(ErrorCode == ERROR_INSUFFICIENT_BUFFER)
   {
-    return S_OK;
+    SecurityDescriptor = (PSECURITY_DESCRIPTOR)LocalAlloc(LMEM_FIXED,
DescriptorSize);
+    if (SecurityDescriptor != NULL)
+    {
+        if (RegGetKeySecurity(this->Handle, RequestedInformation,
SecurityDescriptor, &DescriptorSize) == ERROR_SUCCESS)
+        {
+            *ppSecurityDescriptor = SecurityDescriptor;
+            return S_OK;
+        }
+        else
+        {
+            LocalFree((HLOCAL)SecurityDescriptor);
+            return E_ACCESSDENIED;
+        }
+    }
+    else
+    {
+        return E_OUTOFMEMORY;
+    }
   }
   else
   {
@@ -345,7 +365,7 @@
   ObjectInfo.pszObjectName = KeyName;
   ObjectInfo.pszPageTitle = KeyName;

-  if(!(RegKeySecurity = CRegKeySecurity_fnConstructor(hInfoKey,
SE_REGISTRY_KEY, &ObjectInfo, &Result)))
+  if(!(RegKeySecurity = CRegKeySecurity_fnConstructor(hInfoKey,
&ObjectInfo, &Result)))
   {
     /* FIXME - print error with FormatMessage */
     return FALSE;
  _____

Modified: trunk/reactos/subsys/system/regedit/security.h
--- trunk/reactos/subsys/system/regedit/security.h	2005-09-23
15:31:04 UTC (rev 18013)
+++ trunk/reactos/subsys/system/regedit/security.h	2005-09-23
15:31:42 UTC (rev 18014)
@@ -7,17 +7,6 @@

VOID
 UnloadAclUiDll(VOID);

-/* FIXME - remove the definition */
-DWORD STDCALL
-GetSecurityInfo(HANDLE handle,
-                SE_OBJECT_TYPE ObjectType,
-                SECURITY_INFORMATION SecurityInfo,
-                PSID* ppsidOwner,
-                PSID* ppsidGroup,
-                PACL* ppDacl,
-                PACL* ppSacl,
-                PSECURITY_DESCRIPTOR* ppSecurityDescriptor);
-
 DEFINE_GUID(IID_CRegKeySecurity, 0x965fc360, 0x16ff, 0x11d0, 0x0091,
0xcb,0x00,0xaa,0x00,0xbb,0xb7,0x23);

/***********************************************************************
*******
@@ -72,7 +61,6 @@
   DWORD ref;
   /* CRegKeySecurity fields */
   HANDLE Handle;
-  SE_OBJECT_TYPE ObjectType;
   SI_OBJECT_INFO ObjectInfo;
   BOOL *Btn;
 } REGKEYSECURITY;