diff --git a/configure b/configure
index ead0c3d..6cacb05 100755
--- a/configure
+++ b/configure
Binary files differ
diff --git a/configure.ac b/configure.ac
index 8c7dfab..e348d60 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1780,6 +1780,7 @@
 WINE_CONFIG_MAKEFILE([Makefile],[Make.rules])
 WINE_CONFIG_MAKEFILE([dlls/Makefile],[Make.rules],[],[ALL_TOP_DIRS])
 WINE_CONFIG_MAKEFILE([dlls/acledit/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
+WINE_CONFIG_MAKEFILE([dlls/aclui/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
 WINE_CONFIG_MAKEFILE([dlls/activeds/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
 WINE_CONFIG_MAKEFILE([dlls/actxprxy/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
 WINE_CONFIG_MAKEFILE([dlls/adsiid/Makefile],[dlls/Makeimplib.rules],[dlls],[ALL_IMPLIB_DIRS])
diff --git a/dlls/Makefile.in b/dlls/Makefile.in
index 794905a..afdf29b 100644
--- a/dlls/Makefile.in
+++ b/dlls/Makefile.in
@@ -177,6 +177,7 @@
 	strmiids/libstrmiids.a \
 	uuid/libuuid.a \
 	winecrt0/libwinecrt0.a \
+	aclui/libaclui.$(IMPLIBEXT) \
 	activeds/libactiveds.$(IMPLIBEXT) \
 	advapi32/libadvapi32.$(IMPLIBEXT) \
 	advpack/libadvpack.$(IMPLIBEXT) \
@@ -320,6 +321,7 @@
 	libd3dx9.a \
 	libwinspool.a \
 	libxinput.a \
+	aclui/libaclui.a \
 	activeds/libactiveds.a \
 	advapi32/libadvapi32.a \
 	advpack/libadvpack.a \
@@ -465,6 +467,9 @@
 
 .PHONY: implib testsubdirs
 
+aclui/libaclui.def aclui/libaclui.a: aclui/aclui.spec $(WINEBUILD)
+	@cd aclui && $(MAKE) `basename $@`
+
 activeds/libactiveds.def activeds/libactiveds.a: activeds/activeds.spec $(WINEBUILD)
 	@cd activeds && $(MAKE) `basename $@`
 
diff --git a/dlls/aclui/Makefile.in b/dlls/aclui/Makefile.in
new file mode 100644
index 0000000..584569f
--- /dev/null
+++ b/dlls/aclui/Makefile.in
@@ -0,0 +1,13 @@
+TOPSRCDIR = @top_srcdir@
+TOPOBJDIR = ../..
+SRCDIR    = @srcdir@
+VPATH     = @srcdir@
+MODULE    = aclui.dll
+IMPORTLIB = aclui
+IMPORTS   = kernel32
+
+C_SRCS = aclui_main.c
+
+@MAKE_DLL_RULES@
+
+@DEPENDENCIES@  # everything below this line is overwritten by make depend
diff --git a/dlls/aclui/aclui.spec b/dlls/aclui/aclui.spec
new file mode 100644
index 0000000..d7017d2
--- /dev/null
+++ b/dlls/aclui/aclui.spec
@@ -0,0 +1,3 @@
+@ stdcall CreateSecurityPage(ptr)
+@ stdcall EditSecurity(long ptr)
+@ extern  IID_ISecurityInformation
diff --git a/dlls/aclui/aclui_main.c b/dlls/aclui/aclui_main.c
new file mode 100644
index 0000000..808f1f0
--- /dev/null
+++ b/dlls/aclui/aclui_main.c
@@ -0,0 +1,61 @@
+/*
+ * Implementation of the AclUI
+ *
+ * Copyright (C) 2009 Nikolay Sivov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "config.h"
+
+#include <stdarg.h>
+
+#include "initguid.h"
+#include "windef.h"
+#include "winbase.h"
+#include "winuser.h"
+#include "winnt.h"
+#include "aclui.h"
+
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(aclui);
+
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+    TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
+
+    switch (fdwReason)
+    {
+    case DLL_WINE_PREATTACH:
+        return FALSE;    /* prefer native version */
+    case DLL_PROCESS_ATTACH:
+        DisableThreadLibraryCalls(hinstDLL);
+        break;
+    }
+    return TRUE;
+}
+
+HPROPSHEETPAGE WINAPI CreateSecurityPage(LPSECURITYINFO psi)
+{
+    FIXME("(%p): stub\n", psi);
+    return NULL;
+}
+
+BOOL WINAPI EditSecurity(HWND owner, LPSECURITYINFO psi)
+{
+    FIXME("(%p, %p): stub\n", owner, psi);
+    return FALSE;
+}
diff --git a/include/Makefile.in b/include/Makefile.in
index 98bd715..d6109ab 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -89,6 +89,7 @@
 	$(PUBLIC_IDL_H_SRCS) \
 	accctrl.h \
 	aclapi.h \
+	aclui.h \
 	adshlp.h \
 	advpub.h \
 	appmgmt.h \
diff --git a/include/aclui.h b/include/aclui.h
new file mode 100644
index 0000000..d61e05c
--- /dev/null
+++ b/include/aclui.h
@@ -0,0 +1,233 @@
+/*
+ * Copyright (C) 2009 Nikolay Sivov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef __WINE_ACLUI_H
+#define __WINE_ACLUI_H
+
+#include <objbase.h>
+#include <commctrl.h>
+#include <accctrl.h>
+
+typedef struct _SI_OBJECT_INFO
+{
+    DWORD       dwFlags;
+    HINSTANCE   hInstance;
+    LPWSTR      pszServerName;
+    LPWSTR      pszObjectName;
+    LPWSTR      pszPageTitle;
+    GUID        guidObjectType;
+} SI_OBJECT_INFO, *PSI_OBJECT_INFO;
+
+#define SI_EDIT_PERMS                0x00000000
+#define SI_EDIT_OWNER                0x00000001
+#define SI_EDIT_AUDITS               0x00000002
+#define SI_CONTAINER                 0x00000004
+#define SI_READONLY                  0x00000008
+#define SI_ADVANCED                  0x00000010
+#define SI_RESET                     0x00000020
+#define SI_OWNER_READONLY            0x00000040
+#define SI_EDIT_PROPERTIES           0x00000080
+#define SI_OWNER_RECURSE             0x00000100
+#define SI_NO_ACL_PROTECT            0x00000200
+#define SI_NO_TREE_APPLY             0x00000400
+#define SI_PAGE_TITLE                0x00000800
+#define SI_SERVER_IS_DC              0x00001000
+#define SI_RESET_DACL_TREE           0x00004000
+#define SI_RESET_SACL_TREE           0x00008000
+#define SI_OBJECT_GUID               0x00010000
+#define SI_EDIT_EFFECTIVE            0x00020000
+#define SI_RESET_DACL                0x00040000
+#define SI_RESET_SACL                0x00080000
+#define SI_RESET_OWNER               0x00100000
+#define SI_NO_ADDITIONAL_PERMISSION  0x00200000
+#define SI_VIEW_ONLY                 0x00400000
+#define SI_PERMS_ELEVATION_REQUIRED  0x01000000
+#define SI_AUDITS_ELEVATION_REQUIRED 0x02000000
+#define SI_OWNER_ELEVATION_REQUIRED  0x04000000
+#define SI_MAY_WRITE                 0x10000000
+
+#define SI_EDIT_ALL     (SI_EDIT_PERMS | SI_EDIT_OWNER | SI_EDIT_AUDITS)
+
+typedef struct _SI_ACCESS
+{
+    const GUID *pguid;
+    ACCESS_MASK mask;
+    LPCWSTR     pszName;
+    DWORD       dwFlags;
+} SI_ACCESS, *PSI_ACCESS;
+
+#define SI_ACCESS_SPECIFIC  0x00010000
+#define SI_ACCESS_GENERAL   0x00020000
+#define SI_ACCESS_CONTAINER 0x00040000
+#define SI_ACCESS_PROPERTY  0x00080000
+
+typedef struct _SI_INHERIT_TYPE
+{
+    const GUID *pguid;
+    ULONG       dwFlags;
+    LPCWSTR     pszName;
+} SI_INHERIT_TYPE, *PSI_INHERIT_TYPE;
+
+typedef enum _SI_PAGE_TYPE
+{
+    SI_PAGE_PERM,
+    SI_PAGE_ADVPERM,
+    SI_PAGE_AUDIT,
+    SI_PAGE_OWNER,
+    SI_PAGE_EFFECTIVE,
+    SI_PAGE_TAKEOWNERSHIP
+} SI_PAGE_TYPE;
+
+#define PSPCB_SI_INITDIALOG (WM_USER + 1)
+
+#undef INTERFACE
+#define INTERFACE ISecurityInformation
+DECLARE_INTERFACE_IID_(ISecurityInformation, IUnknown, "965fc360-16ff-11d0-91cb-00aa00bbb723")
+{
+    /* IUnknown methods */
+    STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef) (THIS)  PURE;
+    STDMETHOD_(ULONG,Release) (THIS) PURE;
+
+    /* ISecurityInformation methods */
+    STDMETHOD(GetObjectInformation) (THIS_ PSI_OBJECT_INFO pObjectInfo ) PURE;
+    STDMETHOD(GetSecurity) (THIS_ SECURITY_INFORMATION RequestedInformation,
+                            PSECURITY_DESCRIPTOR *ppSecurityDescriptor,
+                            BOOL fDefault ) PURE;
+    STDMETHOD(SetSecurity) (THIS_ SECURITY_INFORMATION SecurityInformation,
+                            PSECURITY_DESCRIPTOR pSecurityDescriptor ) PURE;
+    STDMETHOD(GetAccessRights) (THIS_ const GUID* pguidObjectType,
+                                DWORD dwFlags,
+                                PSI_ACCESS *ppAccess,
+                                ULONG *pcAccesses,
+                                ULONG *piDefaultAccess ) PURE;
+    STDMETHOD(MapGeneric) (THIS_ const GUID *pguidObjectType,
+                           UCHAR *pAceFlags,
+                           ACCESS_MASK *pMask) PURE;
+    STDMETHOD(GetInheritTypes) (THIS_ PSI_INHERIT_TYPE *ppInheritTypes,
+                                ULONG *pcInheritTypes ) PURE;
+    STDMETHOD(PropertySheetPageCallback)(THIS_ HWND hwnd, UINT uMsg, SI_PAGE_TYPE uPage ) PURE;
+};
+typedef ISecurityInformation *LPSECURITYINFO;
+
+#undef INTERFACE
+#define INTERFACE ISecurityInformation2
+DECLARE_INTERFACE_IID_(ISecurityInformation2, IUnknown, "c3ccfdb4-6f88-11d2-a3ce-00c04fb1782a")
+{
+    /* IUnknown methods */
+    STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef) (THIS)  PURE;
+    STDMETHOD_(ULONG,Release) (THIS) PURE;
+
+    /* ISecurityInformation2 methods */
+    STDMETHOD_(BOOL,IsDaclCanonical) (THIS_ PACL pDacl) PURE;
+    STDMETHOD(LookupSids) (THIS_ ULONG cSids, PSID *rgpSids, LPDATAOBJECT *ppdo) PURE;
+};
+typedef ISecurityInformation2 *LPSECURITYINFO2;
+
+#define CFSTR_ACLUI_SID_INFO_LIST   TEXT("CFSTR_ACLUI_SID_INFO_LIST")
+
+typedef struct _SID_INFO
+{
+    PSID    pSid;
+    PWSTR   pwzCommonName;
+    PWSTR   pwzClass;
+    PWSTR   pwzUPN;
+} SID_INFO, *PSID_INFO;
+
+typedef struct _SID_INFO_LIST
+{
+    ULONG       cItems;
+    SID_INFO    aSidInfo[ANYSIZE_ARRAY];
+} SID_INFO_LIST, *PSID_INFO_LIST;
+
+
+#undef INTERFACE
+#define INTERFACE IEffectivePermission
+DECLARE_INTERFACE_IID_(IEffectivePermission, IUnknown, "3853dc76-9f35-407c-88a1-d19344365fbc")
+{
+    /* IUnknown methods */
+    STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef) (THIS)  PURE;
+    STDMETHOD_(ULONG,Release) (THIS) PURE;
+
+    /* ISecurityInformation methods */
+    STDMETHOD(GetEffectivePermission) (THIS_
+                                       const GUID* pguidObjectType,
+                                       PSID pUserSid,
+                                       LPCWSTR pszServerName,
+                                       PSECURITY_DESCRIPTOR pSD,
+                                       POBJECT_TYPE_LIST *ppObjectTypeList,
+                                       ULONG *pcObjectTypeListLength,
+                                       PACCESS_MASK *ppGrantedAccessList,
+                                       ULONG *pcGrantedAccessListLength) PURE;
+};
+typedef IEffectivePermission *LPEFFECTIVEPERMISSION;
+
+#undef INTERFACE
+#define INTERFACE ISecurityObjectTypeInfo
+DECLARE_INTERFACE_IID_(ISecurityObjectTypeInfo, IUnknown, "fc3066eb-79ef-444b-9111-d18a75ebf2fa")
+{
+    /* IUnknown methods */
+    STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef) (THIS)  PURE;
+    STDMETHOD_(ULONG,Release) (THIS) PURE;
+
+    /* ISecurityInformation methods */
+    STDMETHOD(GetInheritSource)(THIS_ SECURITY_INFORMATION si,
+                                PACL pACL,
+#ifndef WINE_NO_UNICODE_MACROS
+                                PINHERITED_FROM *ppInheritArray
+#else
+                                PINHERITED_FROMW *ppInheritArray
+#endif
+                                ) PURE;
+};
+typedef ISecurityObjectTypeInfo *LPSecurityObjectTypeInfo;
+
+
+#undef INTERFACE
+#define INTERFACE ISecurityInformation3
+DECLARE_INTERFACE_IID_(ISecurityInformation3, IUnknown, "e2cdc9cc-31bd-4f8f-8c8b-b641af516a1a")
+{
+    /* IUnknown methods */
+    STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef) (THIS)  PURE;
+    STDMETHOD_(ULONG,Release) (THIS) PURE;
+
+    /* ISecurityInformation3 methods */
+    STDMETHOD(GetFullResourceName) (THIS_ LPWSTR *ppszResourceName) PURE;
+    STDMETHOD(OpenElevatedEditor) (THIS_ HWND hWnd, SI_PAGE_TYPE uPage) PURE;
+};
+typedef ISecurityInformation3 *LPSECURITYINFO3;
+
+DEFINE_GUID(IID_ISecurityInformation, 0x965fc360, 0x16ff, 0x11d0, 0x91, 0xcb, 0x0, 0xaa, 0x0, 0xbb, 0xb7, 0x23);
+DEFINE_GUID(IID_ISecurityInformation2, 0xc3ccfdb4, 0x6f88, 0x11d2, 0xa3, 0xce, 0x0, 0xc0, 0x4f, 0xb1, 0x78, 0x2a);
+DEFINE_GUID(IID_IEffectivePermission, 0x3853dc76, 0x9f35, 0x407c, 0x88, 0xa1, 0xd1, 0x93, 0x44, 0x36, 0x5f, 0xbc);
+DEFINE_GUID(IID_ISecurityObjectTypeInfo, 0xfc3066eb, 0x79ef, 0x444b, 0x91, 0x11, 0xd1, 0x8a, 0x75, 0xeb, 0xf2, 0xfa);
+DEFINE_GUID(IID_ISecurityInformation3, 0xe2cdc9cc, 0x31bd, 0x4f8f, 0x8c, 0x8b, 0xb6, 0x41, 0xaf, 0x51, 0x6a, 0x1a);
+
+HPROPSHEETPAGE WINAPI CreateSecurityPage(LPSECURITYINFO psi);
+BOOL WINAPI EditSecurity(HWND owner, LPSECURITYINFO psi);
+HRESULT WINAPI EditSecurityAdvanced(HWND owner, LPSECURITYINFO psi, SI_PAGE_TYPE uSIPage);
+
+#ifdef __cplusplus
+}
+#endif  /* __cplusplus */
+
+#endif /* __WINE_ACLUI_H */
diff --git a/include/objbase.h b/include/objbase.h
index 7e72fad..b9f50ab 100644
--- a/include/objbase.h
+++ b/include/objbase.h
@@ -225,8 +225,9 @@
 #define THIS   void
 
 #define interface struct
-#define DECLARE_INTERFACE(iface)        interface iface
-#define DECLARE_INTERFACE_(iface,ibase) interface iface : public ibase
+#define DECLARE_INTERFACE(iface)        interface DECLSPEC_NOVTABLE iface
+#define DECLARE_INTERFACE_(iface,ibase) interface DECLSPEC_NOVTABLE iface : public ibase
+#define DECLARE_INTERFACE_IID_(iface, ibase, iid) interface DECLSPEC_UUID(iid) DECLSPEC_NOVTABLE iface : public ibase
 
 #define BEGIN_INTERFACE
 #define END_INTERFACE
@@ -266,6 +267,7 @@
          struct iface##Vtbl
 #endif
 #define DECLARE_INTERFACE_(iface,ibase) DECLARE_INTERFACE(iface)
+#define DECLARE_INTERFACE_IID_(iface, ibase, iid) DECLARE_INTERFACE_(iface, ibase)
 
 #define BEGIN_INTERFACE
 #define END_INTERFACE