wine-staging/patches/sapi-iteration-tokens/0007-sapi-Implement-ISpObjectToken-OpenKey.patch

From 26a5401b90c60a267646975321a7a25126fc165c Mon Sep 17 00:00:00 2001
From: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
Date: Wed, 22 Sep 2021 19:01:44 +1000
Subject: [PATCH 7/8] sapi: Implement ISpObjectToken OpenKey

---
 dlls/sapi/token.c | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/dlls/sapi/token.c b/dlls/sapi/token.c
index 4b9ca15fe11..06f1250a40b 100644
--- a/dlls/sapi/token.c
+++ b/dlls/sapi/token.c
@@ -982,8 +982,29 @@ static HRESULT WINAPI token_GetDWORD( ISpObjectToken *iface,
 static HRESULT WINAPI token_OpenKey( ISpObjectToken *iface,
                                      LPCWSTR name, ISpDataKey **sub_key )
 {
-    FIXME( "stub\n" );
-    return E_NOTIMPL;
+    struct object_token *This = impl_from_ISpObjectToken( iface );
+    ISpRegDataKey *spregkey;
+    HRESULT hr;
+    HKEY key;
+    LONG ret;
+
+    TRACE( "%p, %s, %p\n", This, debugstr_w(name), sub_key );
+
+    ret = RegOpenKeyExW (This->token_key, name, 0, KEY_ALL_ACCESS, &key);
+    if (ret != ERROR_SUCCESS)
+        return HRESULT_FROM_WIN32(ret);
+
+    hr = data_key_create(NULL, &IID_ISpRegDataKey, (void**)&spregkey);
+    if (hr == S_OK)
+    {
+        hr = ISpRegDataKey_SetKey(spregkey, key, FALSE);
+        if (hr == S_OK)
+        {
+            hr = ISpRegDataKey_QueryInterface(spregkey, &IID_ISpDataKey, (void**)sub_key);
+            ISpRegDataKey_Release(spregkey);
+        }
+    }
+    return hr;
 }
 
 static HRESULT WINAPI token_CreateKey( ISpObjectToken *iface,
-- 
2.33.0