Hans Leidekker : msi: Put keys from 32-bit packages starting with HLKM\Software under Wow6432Node on 64-bit .

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 59d6dcfdddda0339a71a3181e0018e79c0d3759a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=59d6dcfdddda0339a71a3181e0018e79c0d3759a

Author: Hans Leidekker <hans at codeweavers.com>
Date:   Wed Oct 13 14:23:34 2010 +0200

msi: Put keys from 32-bit packages starting with HLKM\Software under Wow6432Node on 64-bit.

---

 dlls/msi/action.c  |   50 ++++++++++++++++++++++++++++++++++++++++----------
 dlls/msi/msipriv.h |    1 +
 2 files changed, 41 insertions(+), 10 deletions(-)

diff --git a/dlls/msi/action.c b/dlls/msi/action.c
index 4cebbea..34c0ce4 100644
--- a/dlls/msi/action.c
+++ b/dlls/msi/action.c
@@ -2371,17 +2371,43 @@ static const WCHAR *get_root_key( MSIPACKAGE *package, INT root, HKEY *root_key
     return ret;
 }
 
+static WCHAR *get_keypath( MSIPACKAGE *package, HKEY root, const WCHAR *path )
+{
+    static const WCHAR prefixW[] = {'S','O','F','T','W','A','R','E','\\'};
+    static const UINT len = sizeof(prefixW) / sizeof(prefixW[0]);
+
+    if (is_64bit && package->platform == PLATFORM_INTEL &&
+        root == HKEY_LOCAL_MACHINE && !strncmpiW( path, prefixW, len ))
+    {
+        UINT size;
+        WCHAR *path_32node;
+
+        size = (strlenW( path ) + strlenW( szWow6432Node ) + 1) * sizeof(WCHAR);
+        path_32node = msi_alloc( size );
+        if (!path_32node)
+            return NULL;
+
+        memcpy( path_32node, path, len * sizeof(WCHAR) );
+        path_32node[len] = 0;
+        strcatW( path_32node, szWow6432Node );
+        strcatW( path_32node, szBackSlash );
+        strcatW( path_32node, path + len );
+        return path_32node;
+    }
+
+    return strdupW( path );
+}
+
 static UINT ITERATE_WriteRegistryValues(MSIRECORD *row, LPVOID param)
 {
     MSIPACKAGE *package = param;
     LPSTR value_data = NULL;
     HKEY  root_key, hkey;
     DWORD type,size;
-    LPWSTR  deformated;
+    LPWSTR deformated, uikey, keypath;
     LPCWSTR szRoot, component, name, key, value;
     MSICOMPONENT *comp;
     MSIRECORD * uirow;
-    LPWSTR uikey;
     INT   root;
     BOOL check_first = FALSE;
     UINT rc;
@@ -2432,14 +2458,14 @@ static UINT ITERATE_WriteRegistryValues(MSIRECORD *row, LPVOID param)
     strcpyW(uikey,szRoot);
     strcatW(uikey,deformated);
 
-    if (RegCreateKeyW( root_key, deformated, &hkey))
+    keypath = get_keypath( package, root_key, deformated );
+    msi_free( deformated );
+    if (RegCreateKeyW( root_key, keypath, &hkey ))
     {
-        ERR("Could not create key %s\n",debugstr_w(deformated));
-        msi_free(deformated);
+        ERR("Could not create key %s\n", debugstr_w(keypath));
         msi_free(uikey);
         return ERROR_SUCCESS;
     }
-    msi_free(deformated);
 
     value = MSI_RecordGetString(row,5);
     if (value)
@@ -2554,7 +2580,7 @@ static UINT ITERATE_RemoveRegistryValuesOnUninstall( MSIRECORD *row, LPVOID para
 {
     MSIPACKAGE *package = param;
     LPCWSTR component, name, key_str, root_key_str;
-    LPWSTR deformated_key, deformated_name, ui_key_str;
+    LPWSTR deformated_key, deformated_name, ui_key_str, keypath;
     MSICOMPONENT *comp;
     MSIRECORD *uirow;
     BOOL delete_key = FALSE;
@@ -2610,8 +2636,10 @@ static UINT ITERATE_RemoveRegistryValuesOnUninstall( MSIRECORD *row, LPVOID para
 
     deformat_string( package, name, &deformated_name );
 
-    delete_reg_key_or_value( hkey_root, deformated_key, deformated_name, delete_key );
+    keypath = get_keypath( package, hkey_root, deformated_key );
     msi_free( deformated_key );
+    delete_reg_key_or_value( hkey_root, keypath, deformated_name, delete_key );
+    msi_free( keypath );
 
     uirow = MSI_CreateRecord( 2 );
     MSI_RecordSetStringW( uirow, 1, ui_key_str );
@@ -2629,7 +2657,7 @@ static UINT ITERATE_RemoveRegistryValuesOnInstall( MSIRECORD *row, LPVOID param
 {
     MSIPACKAGE *package = param;
     LPCWSTR component, name, key_str, root_key_str;
-    LPWSTR deformated_key, deformated_name, ui_key_str;
+    LPWSTR deformated_key, deformated_name, ui_key_str, keypath;
     MSICOMPONENT *comp;
     MSIRECORD *uirow;
     BOOL delete_key = FALSE;
@@ -2682,8 +2710,10 @@ static UINT ITERATE_RemoveRegistryValuesOnInstall( MSIRECORD *row, LPVOID param
 
     deformat_string( package, name, &deformated_name );
 
-    delete_reg_key_or_value( hkey_root, deformated_key, deformated_name, delete_key );
+    keypath = get_keypath( package, hkey_root, deformated_key );
     msi_free( deformated_key );
+    delete_reg_key_or_value( hkey_root, keypath, deformated_name, delete_key );
+    msi_free( keypath );
 
     uirow = MSI_CreateRecord( 2 );
     MSI_RecordSetStringW( uirow, 1, ui_key_str );
diff --git a/dlls/msi/msipriv.h b/dlls/msi/msipriv.h
index a785876..0361ff4 100644
--- a/dlls/msi/msipriv.h
+++ b/dlls/msi/msipriv.h
@@ -1150,6 +1150,7 @@ static const WCHAR szIntel[] = {'I','n','t','e','l',0};
 static const WCHAR szIntel64[] = {'I','n','t','e','l','6','4',0};
 static const WCHAR szX64[] = {'x','6','4',0};
 static const WCHAR szWow6432NodeCLSID[] = {'W','o','w','6','4','3','2','N','o','d','e','\\','C','L','S','I','D',0};
+static const WCHAR szWow6432Node[] = {'W','o','w','6','4','3','2','N','o','d','e',0};
 
 /* memory allocation macro functions */
 static void *msi_alloc( size_t len ) __WINE_ALLOC_SIZE(1);