desktop/win32/source/loader.hxx

   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 #ifndef INCLUDED_DESKTOP_WIN32_SOURCE_LOADER_HXX
  21 #define INCLUDED_DESKTOP_WIN32_SOURCE_LOADER_HXX
  22
  23 #include <cstddef>
  24 #define WIN32_LEAN_AND_MEAN
  25 #include <windows.h>
  26 #include <string.h>
  27
  28 #define MY_LENGTH(s) (sizeof (s) / sizeof *(s) - 1)
  29 #define MY_STRING(s) (s), MY_LENGTH(s)
  30
  31 namespace desktop_win32 {
  32
  33 inline WCHAR * commandLineAppend(
  34     WCHAR * buffer, WCHAR const * text, std::size_t length)
  35 {
  36     wcsncpy(buffer, text, length + 1); // trailing null
  37     return buffer + length;
  38 }
  39
  40 inline WCHAR * commandLineAppend(WCHAR * buffer, WCHAR const * text) {
  41     return commandLineAppend(buffer, text, wcslen(text));
  42 }
  43
  44 inline WCHAR * commandLineAppendEncoded(WCHAR * buffer, WCHAR const * text) {
  45     std::size_t n = 0;
  46     for (;;) {
  47         WCHAR c = *text++;
  48         if (c == L'\0') {
  49             break;
  50         } else if (c == L'$') {
  51             buffer = commandLineAppend(buffer, MY_STRING(L"\\$"));
  52             n = 0;
  53         } else if (c == L'\\') {
  54             buffer = commandLineAppend(buffer, MY_STRING(L"\\\\"));
  55             n += 2;
  56         } else {
  57             *buffer++ = c;
  58             n = 0;
  59         }
  60     }
  61     // The command line will continue with a double quote, so double any
  62     // preceding backslashes as required by Windows:
  63     for (std::size_t i = 0; i < n; ++i) {
  64         *buffer++ = L'\\';
  65     }
  66     *buffer = L'\0';
  67     return buffer;
  68 }
  69
  70 // Set the PATH environment variable in the current (loader) process, so that a
  71 // following CreateProcess has the necessary environment:
  72 // @param binPath
  73 // Must point to an array of size at least MAX_PATH.  Is filled with the null
  74 // terminated full path to the "bin" file corresponding to the current
  75 // executable.
  76 // @param iniDirectory
  77 // Must point to an array of size at least MAX_PATH.  Is filled with the null
  78 // terminated full directory path (ending in "\") to the "ini" file
  79 // corresponding to the current executable.
  80 void extendLoaderEnvironment(WCHAR * binPath, WCHAR * iniDirectory);
  81
  82 // Implementation of the process guarding soffice.bin
  83 int officeloader_impl(bool bAllowConsole);
  84
  85 }
  86
  87 #endif
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */