[PATCH v5 1/3] server: Use a separate request to retrieve the object name.

Zebediah Figura z.figura12 at gmail.com
Wed Jun 30 22:08:08 CDT 2021


A deleted key returns STATUS_KEY_DELETED when ObjectNameInformation is
requested, but succeeds when ObjectBasicInformation is requested.

Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
---
 dlls/ntdll/unix/file.c |  2 +-
 server/handle.c        | 11 ++++++++++-
 server/protocol.def    |  7 +++++++
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/dlls/ntdll/unix/file.c b/dlls/ntdll/unix/file.c
index 1a57a112a59..21bcb215385 100644
--- a/dlls/ntdll/unix/file.c
+++ b/dlls/ntdll/unix/file.c
@@ -6772,7 +6772,7 @@ NTSTATUS WINAPI NtQueryObject( HANDLE handle, OBJECT_INFORMATION_CLASS info_clas
 
         /* not a file, treat as a generic object */
 
-        SERVER_START_REQ( get_object_info )
+        SERVER_START_REQ( get_object_name )
         {
             req->handle = wine_server_obj_handle( handle );
             if (len > sizeof(*p)) wine_server_set_reply( req, p + 1, len - sizeof(*p) );
diff --git a/server/handle.c b/server/handle.c
index d86f0960ccf..6efd82f2ff9 100644
--- a/server/handle.c
+++ b/server/handle.c
@@ -686,13 +686,22 @@ DECL_HANDLER(dup_handle)
 DECL_HANDLER(get_object_info)
 {
     struct object *obj;
-    WCHAR *name;
 
     if (!(obj = get_handle_obj( current->process, req->handle, 0, NULL ))) return;
 
     reply->access = get_handle_access( current->process, req->handle );
     reply->ref_count = obj->refcount;
     reply->handle_count = obj->handle_count;
+    release_object( obj );
+}
+
+DECL_HANDLER(get_object_name)
+{
+    struct object *obj;
+    WCHAR *name;
+
+    if (!(obj = get_handle_obj( current->process, req->handle, 0, NULL ))) return;
+
     if ((name = obj->ops->get_full_name( obj, &reply->total )))
         set_reply_data_ptr( name, min( reply->total, get_reply_max_size() ));
     release_object( obj );
diff --git a/server/protocol.def b/server/protocol.def
index 762be1fa7c0..59ed5632503 100644
--- a/server/protocol.def
+++ b/server/protocol.def
@@ -3299,6 +3299,13 @@ struct handle_info
     unsigned int   access;        /* granted access mask */
     unsigned int   ref_count;     /* object ref count */
     unsigned int   handle_count;  /* object handle count */
+ at END
+
+
+/* Query the full name of an object */
+ at REQ(get_object_name)
+    obj_handle_t   handle;        /* handle to the object */
+ at REPLY
     data_size_t    total;         /* total needed size for name */
     VARARG(name,unicode_str);     /* object name */
 @END
-- 
2.30.2




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