shell/source/win32/shlxthandler/util/registry.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #if !defined WIN32_LEAN_AND_MEAN
  22 # define WIN32_LEAN_AND_MEAN
  23 #endif
  24 #include <windows.h>
  25
  26 #include <malloc.h>
  27 #include <registry.hxx>
  28
  29 #include <objbase.h>
  30
  31 bool SetRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName, const Filepath_char_t* ValueName, const Filepath_char_t* Value)
  32 {
  33     int rc = RegSetKeyValueW(RootKey, KeyName, ValueName, REG_SZ, Value,
  34                              (wcslen(Value) + 1) * sizeof(*Value));
  35     return (ERROR_SUCCESS == rc);
  36 }
  37
  38 bool DeleteRegistryTree(HKEY RootKey, const Filepath_char_t* KeyName)
  39 {
  40     return (ERROR_SUCCESS == RegDeleteTreeW(RootKey, KeyName));
  41 }
  42
  43 bool DeleteRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName)
  44 {
  45     return (ERROR_SUCCESS == RegDeleteKeyW(RootKey, KeyName));
  46 }
  47
  48 // Convert a CLSID to a char string.
  49 Filepath_t ClsidToString(const CLSID& clsid)
  50 {
  51     wchar_t wszCLSID[std::size(L"{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}")];
  52     if (StringFromGUID2(clsid, wszCLSID, std::size(wszCLSID)))
  53         return std::wstring(wszCLSID);
  54     return {};
  55 }
  56
  57
  58 bool QueryRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName, const Filepath_char_t* ValueName, Filepath_char_t *pszData, DWORD dwBufLen)
  59 {
  60     DWORD dwBytes = dwBufLen * sizeof(*pszData);
  61     LSTATUS rc = RegGetValueW(RootKey, KeyName, ValueName, RRF_RT_REG_SZ, nullptr,
  62                               pszData, &dwBytes);
  63     return (ERROR_SUCCESS == rc);
  64 }
  65
  66 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */