schedsvc: Add support for generating new task name in SchRpcRegisterTask.

dlls/schedsvc/Makefile.in

@@ -1,5 +1,5 @@
 MODULE    = schedsvc.dll
-IMPORTS   = rpcrt4 advapi32
+IMPORTS   = rpcrt4 advapi32 ole32
 
 C_SRCS = \
 	schedsvc.c \

dlls/schedsvc/schedsvc.c

@@ -180,12 +180,8 @@ HRESULT __cdecl SchRpcRegisterTask(const WCHAR *path, const WCHAR *xml, DWORD fl
     /* FIXME: assume that validation is performed on the client side */
     if (flags & TASK_VALIDATE_ONLY) return S_OK;
 
-    if (!path)
+    if (path)
     {
-        FIXME("NULL name is not supported\n");
-        return E_INVALIDARG;
-    }
-
         full_name = get_full_name(path, &relative_path);
         if (!full_name) return E_OUTOFMEMORY;
 
@@ -202,6 +198,20 @@ HRESULT __cdecl SchRpcRegisterTask(const WCHAR *path, const WCHAR *xml, DWORD fl
             }
             *p = '\\';
         }
+    }
+    else
+    {
+        IID iid;
+        WCHAR uuid_str[39];
+
+        UuidCreate(&iid);
+        StringFromGUID2(&iid, uuid_str, 39);
+
+        full_name = get_full_name(uuid_str, &relative_path);
+        if (!full_name) return E_OUTOFMEMORY;
+        /* skip leading '\' */
+        relative_path++;
+    }
 
     switch (flags & (TASK_CREATE | TASK_UPDATE))
     {

dlls/schedsvc/tests/rpcapi.c

@@ -521,17 +521,13 @@ todo_wine
     path = NULL;
     info = NULL;
     hr = SchRpcRegisterTask(NULL, xmlW, TASK_CREATE, NULL, TASK_LOGON_NONE, 0, NULL, &path, &info);
-todo_wine
     ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
     ok(!info, "expected NULL, info %p\n", info);
-if (hr == S_OK)
-{
     hr = IIDFromString(path, &iid);
     ok(hr == S_OK, "IIDFromString(%s) error %#x\n", wine_dbgstr_w(path), hr);
     hr = SchRpcDelete(path, 0);
     ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
     MIDL_user_free(path);
-}
 
     hr = RpcBindingFree(&rpc_handle);
     ok(hr == RPC_S_OK, "RpcBindingFree error %#x\n", hr);