[PATCH v3 0/2] MR1156: Allow a loaded registry key to be loaded multiple times.

[Santino Mazza (＠tati1454)]

This merge request is related to !820

--
  v3: server: Allow a loaded key to be loaded multiple times.
      advapi32/tests: Test if a loaded key can be loaded multiple times.

https://gitlab.winehq.org/wine/wine/-/merge_requests/1156

[PATCH v3 1/2] advapi32/tests: Test if a loaded key can be loaded multiple times.

[Santino Mazza]

From: Santino Mazza

---
 dlls/advapi32/tests/registry.c | 41 +++++++++++++++++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/tests/registry.c b/dlls/advapi32/tests/registry.c
index 480e96ef6ee..04bfd41338b 100644
--- a/dlls/advapi32/tests/registry.c
+++ b/dlls/advapi32/tests/registry.c
@@ -1545,7 +1545,7 @@ static void test_reg_save_key(void)
 static void test_reg_load_key(void)
 {
     DWORD ret;
-    HKEY hkHandle;
+    HKEY hkHandle, child_key;

if (!set_privileges(SE_RESTORE_NAME, TRUE) ||
         !set_privileges(SE_BACKUP_NAME, FALSE))
@@ -1557,6 +1557,45 @@ static void test_reg_load_key(void)
     ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);

+    ret = RegDeleteKeyA(HKEY_LOCAL_MACHINE, "Test");
+    ok(ret == ERROR_ACCESS_DENIED, "expected ERROR_ACCESS_DENIED, got %ld\n", ret);
+
+    /* Test behaviour when loading a loaded key again */
+    ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegCreateKeyA(hkHandle, "child_key", &child_key);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    RegCloseKey(child_key);
+    RegCloseKey(hkHandle);
+
+    ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
+    todo_wine ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(hkHandle, "child_key", &child_key);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    RegCloseKey(child_key);
+
+    ret = RegDeleteKeyA(hkHandle, "child_key");
+    ok(ret == S_OK, "expected ERROR_SUCCESS, got %ld\n", ret);
+    RegCloseKey(hkHandle);
+
+    ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
+    todo_wine ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(hkHandle, "child_key", &child_key);
+    ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    RegCloseKey(hkHandle);
+
     set_privileges(SE_RESTORE_NAME, FALSE);

ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);

[PATCH v3 2/2] server: Allow a loaded key to be loaded multiple times.

[Santino Mazza]

From: Santino Mazza

---
 dlls/advapi32/tests/registry.c | 4 ++--
 server/registry.c              | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/advapi32/tests/registry.c b/dlls/advapi32/tests/registry.c
index 04bfd41338b..3dd87517d03 100644
--- a/dlls/advapi32/tests/registry.c
+++ b/dlls/advapi32/tests/registry.c
@@ -1571,7 +1571,7 @@ static void test_reg_load_key(void)
     RegCloseKey(hkHandle);

ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
-    todo_wine ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);

ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
@@ -1586,7 +1586,7 @@ static void test_reg_load_key(void)
     RegCloseKey(hkHandle);

ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
-    todo_wine ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);

ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
diff --git a/server/registry.c b/server/registry.c
index 03e5f20cae5..69a317d5315 100644
--- a/server/registry.c
+++ b/server/registry.c
@@ -2333,7 +2333,7 @@ DECL_HANDLER(load_registry)
         if (!(parent = get_hkey_obj( objattr->rootdir, 0 ))) return;
     }

-    if ((key = create_key( parent, &name, 0, KEY_WOW64_64KEY, 0, sd )))
+    if ((key = create_key( parent, &name, 0, KEY_WOW64_64KEY, OBJ_OPENIF, sd )))
     {
         load_registry( key, req->file );
         release_object( key );

[Santino Mazza (＠tati1454)]

I added more tests for checking what should happen if I delete and create a child key inside a loaded key, and then load it again.