From 9b7d1041fc198d62145ddedcda174c7fc515eb86 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Thu, 18 Feb 2010 13:12:31 +0100
Subject: [PATCH] advapi32: Implemented RegDeleteKeyExA/W.

---
 dlls/advapi32/advapi32.spec |  2 ++
 dlls/advapi32/registry.c    | 66 +++++++++++++++++++++++++++++----------------
 include/winreg.h            |  3 +++
 3 files changed, 48 insertions(+), 23 deletions(-)

diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index 806cecf8cd2..892e84a327b 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -472,6 +472,8 @@
 @ stdcall RegCreateKeyExW(long wstr long ptr long long ptr ptr ptr)
 @ stdcall RegCreateKeyW(long wstr ptr)
 @ stdcall RegDeleteKeyA(long str)
+@ stdcall RegDeleteKeyExA(long str long long)
+@ stdcall RegDeleteKeyExW(long wstr long long)
 @ stdcall RegDeleteKeyW(long wstr)
 @ stdcall RegDeleteTreeA(long str)
 @ stdcall RegDeleteTreeW(long wstr)
diff --git a/dlls/advapi32/registry.c b/dlls/advapi32/registry.c
index b9cb8c53228..faae2b14ba1 100644
--- a/dlls/advapi32/registry.c
+++ b/dlls/advapi32/registry.c
@@ -931,11 +931,9 @@ LSTATUS WINAPI RegCloseKey( HKEY hkey )
 
 
 /******************************************************************************
- * RegDeleteKeyW   [ADVAPI32.@]
- *
- * See RegDeleteKeyA.
+ * RegDeleteKeyExW   [ADVAPI32.@]
  */
-LSTATUS WINAPI RegDeleteKeyW( HKEY hkey, LPCWSTR name )
+LSTATUS WINAPI RegDeleteKeyExW( HKEY hkey, LPCWSTR name, REGSAM access, DWORD reserved )
 {
     DWORD ret;
     HKEY tmp;
@@ -944,7 +942,8 @@ LSTATUS WINAPI RegDeleteKeyW( HKEY hkey, LPCWSTR name )
 
     if (!(hkey = get_special_root_hkey( hkey ))) return ERROR_INVALID_HANDLE;
 
-    if (!(ret = RegOpenKeyExW( hkey, name, 0, DELETE, &tmp )))
+    access &= KEY_WOW64_64KEY | KEY_WOW64_32KEY;
+    if (!(ret = RegOpenKeyExW( hkey, name, 0, access | DELETE, &tmp )))
     {
         ret = RtlNtStatusToDosError( NtDeleteKey( tmp ) );
         RegCloseKey( tmp );
@@ -955,24 +954,20 @@ LSTATUS WINAPI RegDeleteKeyW( HKEY hkey, LPCWSTR name )
 
 
 /******************************************************************************
- * RegDeleteKeyA   [ADVAPI32.@]
- *
- * Delete a registry key.
- *
- * PARAMS
- *  hkey   [I] Handle to parent key containing the key to delete
- *  name   [I] Name of the key user hkey to delete
- *
- * NOTES
- *
- * MSDN is wrong when it says that hkey must be opened with the DELETE access
- * right. In reality, it opens a new handle with DELETE access.
+ * RegDeleteKeyW   [ADVAPI32.@]
  *
- * RETURNS
- *  Success: ERROR_SUCCESS
- *  Failure: Error code
+ * See RegDeleteKeyA.
  */
-LSTATUS WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
+LSTATUS WINAPI RegDeleteKeyW( HKEY hkey, LPCWSTR name )
+{
+    return RegDeleteKeyExW( hkey, name, 0, 0 );
+}
+
+
+/******************************************************************************
+ * RegDeleteKeyExA   [ADVAPI32.@]
+ */
+LSTATUS WINAPI RegDeleteKeyExA( HKEY hkey, LPCSTR name, REGSAM access, DWORD reserved )
 {
     DWORD ret;
     HKEY tmp;
@@ -981,7 +976,8 @@ LSTATUS WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
 
     if (!(hkey = get_special_root_hkey( hkey ))) return ERROR_INVALID_HANDLE;
 
-    if (!(ret = RegOpenKeyExA( hkey, name, 0, DELETE, &tmp )))
+    access &= KEY_WOW64_64KEY | KEY_WOW64_32KEY;
+    if (!(ret = RegOpenKeyExA( hkey, name, 0, access | DELETE, &tmp )))
     {
         if (!is_version_nt()) /* win95 does recursive key deletes */
         {
@@ -989,7 +985,7 @@ LSTATUS WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
 
             while(!RegEnumKeyA(tmp, 0, name, sizeof(name)))
             {
-                if(RegDeleteKeyA(tmp, name))  /* recurse */
+                if(RegDeleteKeyExA(tmp, name, access, reserved))  /* recurse */
                     break;
             }
         }
@@ -1001,6 +997,30 @@ LSTATUS WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
 }
 
 
+/******************************************************************************
+ * RegDeleteKeyA   [ADVAPI32.@]
+ *
+ * Delete a registry key.
+ *
+ * PARAMS
+ *  hkey   [I] Handle to parent key containing the key to delete
+ *  name   [I] Name of the key user hkey to delete
+ *
+ * NOTES
+ *
+ * MSDN is wrong when it says that hkey must be opened with the DELETE access
+ * right. In reality, it opens a new handle with DELETE access.
+ *
+ * RETURNS
+ *  Success: ERROR_SUCCESS
+ *  Failure: Error code
+ */
+LSTATUS WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
+{
+    return RegDeleteKeyExA( hkey, name, 0, 0 );
+}
+
+
 
 /******************************************************************************
  * RegSetValueExW   [ADVAPI32.@]
diff --git a/include/winreg.h b/include/winreg.h
index e53245957ff..145a0265903 100644
--- a/include/winreg.h
+++ b/include/winreg.h
@@ -104,6 +104,9 @@ WINADVAPI LSTATUS   WINAPI RegCreateKeyExW(HKEY,LPCWSTR,DWORD,LPWSTR,DWORD,REGSA
 WINADVAPI LSTATUS   WINAPI RegDeleteKeyA(HKEY,LPCSTR);
 WINADVAPI LSTATUS   WINAPI RegDeleteKeyW(HKEY,LPCWSTR);
 #define                    RegDeleteKey WINELIB_NAME_AW(RegDeleteKey)
+WINADVAPI LSTATUS   WINAPI RegDeleteKeyExA(HKEY,LPCSTR,REGSAM,DWORD);
+WINADVAPI LSTATUS   WINAPI RegDeleteKeyExW(HKEY,LPCWSTR,REGSAM,DWORD);
+#define                    RegDeleteKeyEx WINELIB_NAME_AW(RegDeleteKeyEx)
 WINADVAPI LSTATUS   WINAPI RegDeleteKeyValueA(HKEY,LPCSTR,LPCSTR);
 WINADVAPI LSTATUS   WINAPI RegDeleteKeyValueW(HKEY,LPCWSTR,LPCWSTR);
 #define                    RegDeleteKeyValue WINELIB_NAME_AW(RegDeleteKeyValue)
-- 
2.11.4.GIT