blob: 9d7d0d652b26b0199cae9a95de03fd1608e6883f [file] [log] [blame]
// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "remoting/host/file_transfer/get_desktop_directory.h"
#include <Windows.h>
#include <shlobj.h>
namespace remoting {
// We can't use PathService on Windows because it doesn't play nicely with
// impersonation. Even if we disable PathService's own cache, the Windows API
// itself does process-wide caching that can cause trouble on an impersonating
// thread. As such, we have to call the relevant API directly and be explicit
// about wanting impersonation handling.
protocol::FileTransferResult<base::FilePath> GetDesktopDirectory() {
wchar_t buffer[MAX_PATH];
buffer[0] = 0;
// While passing NULL for the third parameter would normally get the directory
// for the current user, there are process-wide caches that can cause trouble
// when impersonation is in play, so specify the token explicitly.
SHGetFolderPath(NULL, CSIDL_DESKTOPDIRECTORY, GetCurrentThreadToken(),
if (FAILED(hr)) {
LOG(ERROR) << "Failed to get desktop directory: " << hr;
return protocol::MakeFileTransferError(
FROM_HERE, protocol::FileTransfer_Error_Type_UNEXPECTED_ERROR, hr);
return {kSuccessTag, buffer};
} // namespace remoting