Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 781 insertions, 0 deletions

diff --git a/shell/source/tools/lngconvex/cmdline.cxx b/shell/source/tools/lngconvex/cmdline.cxx
new file mode 100644
index 000000000..ffbd228e5
--- /dev/null
+++ b/shell/source/tools/lngconvex/cmdline.cxx
@@ -0,0 +1,89 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <stdexcept>
+#include "cmdline.hxx"
+
+
+/** Simple command line abstraction
+*/
+
+// Creation
+
+
+CommandLine::CommandLine(size_t argc, char* argv[]) :
+    m_argc(argc),
+    m_argv(argv)
+{
+}
+
+
+// Query
+
+
+/** Returns an argument by name. If there are
+    duplicate argument names in the command line,
+    the first one wins.
+    Argument name and the argument value must be separated
+    by spaces. If the argument value starts with an
+    argument prefix use quotes else the return value is
+    an empty string because the value will be interpreted
+    as the next argument name.
+    If an argument value contains spaces use quotes.
+
+    @precond    GetArgumentNames() -> has element ArgumentName
+
+    @throws std::invalid_argument exception
+    if the specified argument could not be
+    found
+*/
+std::string CommandLine::get_arg(const std::string& ArgumentName) const
+{
+    std::string arg_value;
+    size_t i;
+    for ( i = 0; i < m_argc; i++)
+    {
+        std::string arg = m_argv[i];
+
+        if (ArgumentName == arg && ((i+1) < m_argc) && !is_arg_name(m_argv[i+1]))
+        {
+            arg_value = m_argv[i+1];
+            break;
+        }
+    }
+
+    if (i == m_argc)
+        throw std::invalid_argument("Invalid argument name");
+
+    return arg_value;
+}
+
+
+// Command
+
+
+/** Returns whether a given argument is an argument name
+*/
+bool CommandLine::is_arg_name(const std::string& Argument)
+{
+    return (Argument.length() > 0 && Argument[0] == '-');
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/source/tools/lngconvex/cmdline.hxx b/shell/source/tools/lngconvex/cmdline.hxx
new file mode 100644
index 000000000..f36c6be46
--- /dev/null
+++ b/shell/source/tools/lngconvex/cmdline.hxx
@@ -0,0 +1,83 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_SOURCE_TOOLS_LNGCONVEX_CMDLINE_HXX
+#define INCLUDED_SHELL_SOURCE_TOOLS_LNGCONVEX_CMDLINE_HXX
+
+#include <string>
+
+#include <sal/config.h>
+
+#include <sal/types.h>
+
+
+/** Simple command line abstraction
+*/
+
+class CommandLine
+{
+public:
+
+    // Creation
+
+
+    CommandLine(size_t argc, char* argv[]);
+
+
+    // Query
+
+
+    /** Returns an argument by name. If there are
+        duplicate argument names in the command line,
+        the first one wins.
+        Argument name and the argument value must be separated
+        by spaces. If the argument value starts with an
+        argument prefix use quotes else the return value is
+        an empty string because the value will be interpreted
+        as the next argument name.
+        If an argument value contains spaces use quotes.
+
+        @precond    GetArgumentNames() -> has element ArgumentName
+
+        @throws std::invalid_argument exception
+        if the specified argument could not be
+        found
+    */
+    std::string get_arg(const std::string& ArgumentName) const;
+
+
+private:
+
+    /** Returns whether a given argument is an argument name
+    */
+    static bool is_arg_name(const std::string& Argument);
+
+private:
+    size_t      m_argc;
+    char**      m_argv;
+
+// prevent copy and assignment
+private:
+    CommandLine(const CommandLine&) = delete;
+    CommandLine& operator=(const CommandLine&) = delete;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/source/tools/lngconvex/lngconvex.cxx b/shell/source/tools/lngconvex/lngconvex.cxx
new file mode 100644
index 000000000..8711b1ca1
--- /dev/null
+++ b/shell/source/tools/lngconvex/lngconvex.cxx
@@ -0,0 +1,538 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifdef AIX
+#    undef _THREAD_SAFE
+#endif
+
+
+#ifdef _WIN32
+#include <prewin.h>
+#include <postwin.h>
+#else
+// From MinGW
+typedef unsigned short WORD;
+#define PRIMARYLANGID(lgid) (static_cast<WORD>(lgid) & 0x3ff)
+#define SUBLANGID(lgid) (static_cast<WORD>(lgid) >> 10)
+#define LANG_SPANISH 0x0a
+#define SUBLANG_NEUTRAL 0x00
+#define SUBLANG_SPANISH 0x01
+#endif
+
+#include "cmdline.hxx"
+
+#include <comphelper/string.hxx>
+#include <osl/thread.h>
+#include <osl/process.h>
+#include <osl/file.hxx>
+#include <sal/main.h>
+
+#include <tools/config.hxx>
+#include <i18nlangtag/languagetag.hxx>
+
+#include <iostream>
+#include <fstream>
+#include <map>
+#include <sstream>
+#include <iterator>
+#include <algorithm>
+#include <string>
+
+#ifndef _WIN32
+#include <cstring>
+#endif
+
+namespace /* private */
+{
+
+
+void ShowUsage()
+{
+    std::cout << "Usage: -ulf ulf_file -rc rc_output_file -rct rc_template_file -rch rch_file -rcf rcf_file" << std::endl;
+    std::cout << "-ulf Name of the ulf file" << std::endl;
+    std::cout << "-rc  Name of the resulting resource file" << std::endl;
+    std::cout << "-rct Name of the resource template file" << std::endl;
+    std::cout << "-rch Name of the resource file header" << std::endl;
+    std::cout << "-rcf Name of the resource file footer" << std::endl;
+}
+
+OUString OStringToOUString(const OString& str)
+{ return OStringToOUString(str, osl_getThreadTextEncoding()); }
+
+OString OUStringToOString(const OUString& str)
+{ return OUStringToOString(str, osl_getThreadTextEncoding()); }
+
+/** Get the directory where the module
+    is located as system directory, the
+    returned directory has a trailing '\'  */
+OUString get_module_path()
+{
+    OUString cwd_url;
+    OUString module_path;
+    if (osl_Process_E_None == osl_getProcessWorkingDir(&cwd_url.pData))
+        osl::FileBase::getSystemPathFromFileURL(cwd_url, module_path);
+
+    return module_path;
+}
+
+/** Make the absolute directory of a base and
+    a relative directory, if the relative
+    directory is absolute the relative
+    directory will be returned unchanged.
+    Base and relative directory should be
+    system paths the returned directory is
+    a system path too */
+OUString get_absolute_path(
+    const OUString& BaseDir, const OUString& RelDir)
+{
+    OUString base_url;
+    OUString rel_url;
+
+    osl::FileBase::getFileURLFromSystemPath(BaseDir, base_url);
+    osl::FileBase::getFileURLFromSystemPath(RelDir, rel_url);
+
+    OUString abs_url;
+    (void)osl::FileBase::getAbsoluteFileURL(base_url, rel_url, abs_url);
+
+    OUString abs_sys_path;
+    osl::FileBase::getSystemPathFromFileURL(abs_url, abs_sys_path);
+
+    return abs_sys_path;
+}
+
+OString get_absolute_file_path(const std::string& file_name)
+{
+    OUString fp = get_absolute_path(
+        get_module_path(), OStringToOUString(file_name.c_str()));
+    return OUStringToOString(fp);
+}
+
+/** A helper class, enables stream exceptions
+    on construction, restores the old exception
+    state on destruction */
+class StreamExceptionsEnabler
+{
+public:
+    explicit StreamExceptionsEnabler(
+        std::ios& iostrm ) :
+        m_IoStrm(iostrm),
+        m_OldIos(m_IoStrm.exceptions())
+    {
+        m_IoStrm.exceptions(std::ios::failbit | std::ios::badbit);
+    }
+
+    ~StreamExceptionsEnabler()
+    {
+        m_IoStrm.exceptions(m_OldIos);
+    }
+private:
+    std::ios& m_IoStrm;
+    std::ios::iostate m_OldIos;
+};
+
+class iso_lang_identifier
+{
+public:
+    iso_lang_identifier() {};
+
+    explicit iso_lang_identifier(const OString& str) :
+        maBcp47(str)
+    { }
+
+    explicit iso_lang_identifier(const std::string& str) :
+        maBcp47(str.c_str())
+    { }
+
+    OUString make_OUString() const
+    { return OStringToOUString( maBcp47, RTL_TEXTENCODING_ASCII_US); }
+
+    std::string make_std_string() const
+    { return maBcp47.getStr(); }
+
+private:
+    OString maBcp47;
+};
+
+/** Convert an OUString to the MS resource
+    file format string e.g.
+    OUString -> L"\x1A00\x2200\x3400" */
+std::string make_winrc_unicode_string(const OUString& str)
+{
+    std::ostringstream oss;
+    oss << "L\"";
+
+    size_t length = str.getLength();
+    const sal_Unicode* pchr = str.getStr();
+
+    for (size_t i = 0; i < length; i++)
+        oss << "\\x" << std::hex << static_cast<int>(*pchr++);
+
+    oss << "\"";
+    return oss.str();
+}
+
+std::string make_winrc_unicode_string(const std::string& str)
+{
+    return make_winrc_unicode_string(
+        OUString::createFromAscii(str.c_str()));
+}
+
+/** A replacement table contains pairs of
+    placeholders and the appropriate substitute */
+class Substitutor
+{
+private:
+    typedef std::map<std::string, std::string> replacement_table_t;
+    typedef std::map<std::string, replacement_table_t> iso_lang_replacement_table_t;
+
+public:
+    typedef iso_lang_replacement_table_t::iterator iterator;
+    typedef iso_lang_replacement_table_t::const_iterator const_iterator;
+
+    iterator begin()
+    { return iso_lang_replacement_table_.begin(); }
+
+    iterator end()
+    { return iso_lang_replacement_table_.end(); }
+
+public:
+
+    Substitutor() {};
+
+    void set_language(const iso_lang_identifier& iso_lang)
+    {
+        active_iso_lang_ = iso_lang;
+    }
+
+    // If Text is a placeholder substitute it with
+    //its substitute else leave it unchanged
+    void substitute(std::string& Text)
+    {
+        replacement_table_t& prt = get_replacement_table(active_iso_lang_.make_std_string());
+        replacement_table_t::iterator iter = prt.find(Text);
+        if (iter != prt.end())
+            Text = iter->second;
+    }
+
+    void add_substitution(
+        const std::string& Placeholder, const std::string& Substitute)
+    {
+        replacement_table_t& prt = get_replacement_table(active_iso_lang_.make_std_string());
+        prt.insert(std::make_pair(Placeholder, Substitute));
+    }
+
+
+private:
+    // Return the replacement table for the iso lang id
+    // create a new one if not already present
+    replacement_table_t& get_replacement_table(const std::string& iso_lang)
+    {
+        return iso_lang_replacement_table_[iso_lang];
+    }
+
+private:
+    iso_lang_replacement_table_t iso_lang_replacement_table_;
+    iso_lang_identifier active_iso_lang_;
+};
+
+void add_group_entries(
+    Config& aConfig,
+    const OString& GroupName,
+    Substitutor& Substitutor)
+{
+    OSL_ASSERT(aConfig.HasGroup(GroupName));
+
+    aConfig.SetGroup(GroupName);
+    size_t key_count = aConfig.GetKeyCount();
+    std::map< LanguageType, std::string > map;
+
+    for (size_t i = 0; i < key_count; i++)
+    {
+        OString iso_lang = aConfig.GetKeyName(sal::static_int_cast<sal_uInt16>(i));
+        OString key_value_utf8 = aConfig.ReadKey(sal::static_int_cast<sal_uInt16>(i));
+        iso_lang_identifier myiso_lang( iso_lang );
+        LanguageType ltype = LanguageTag( myiso_lang.make_OUString()).makeFallback().getLanguageType();
+        if(  ( static_cast<sal_uInt16>(ltype) & 0x0200 ) == 0 && map[ ltype ].empty()  )
+        {
+            Substitutor.set_language(iso_lang_identifier(iso_lang));
+
+            key_value_utf8 = comphelper::string::strip(key_value_utf8, '\"');
+
+            OUString key_value_utf16 =
+                OStringToOUString(key_value_utf8, RTL_TEXTENCODING_UTF8);
+
+            Substitutor.add_substitution(
+                GroupName.getStr(), make_winrc_unicode_string(key_value_utf16));
+            map[ ltype ] = std::string( iso_lang.getStr() );
+        }
+        else
+        {
+            if( !map[ ltype ].empty() )
+            {
+                printf("ERROR: Duplicated ms id %d found for the languages %s and %s !!!! This does not work in microsoft resources\nPlease remove one!\n", static_cast<sal_uInt16>(ltype) , map[ ltype ].c_str() , iso_lang.getStr());
+                exit( -1 );
+            }
+        }
+    }
+}
+
+void read_ulf_file(const std::string& FileName, Substitutor& Substitutor)
+{
+    // work-around for #i32420#
+
+    // as the Config class is currently not able to deal correctly with
+    // UTF8 files starting with a byte-order-mark we create a copy of the
+    // original file without the byte-order-mark
+    OUString tmpfile_url;
+    osl_createTempFile(nullptr, nullptr, &tmpfile_url.pData);
+
+    OUString tmpfile_sys;
+    osl::FileBase::getSystemPathFromFileURL(tmpfile_url, tmpfile_sys);
+
+    std::ifstream in(FileName.c_str());
+    std::ofstream out(OUStringToOString(tmpfile_sys).getStr());
+
+    try
+    {
+        StreamExceptionsEnabler sexc_out(out);
+        StreamExceptionsEnabler sexc_in(in);
+
+        //skip the byte-order-mark 0xEF 0xBB 0xBF, identifying UTF8 files
+        unsigned char const BOM[3] = {0xEF, 0xBB, 0xBF};
+        char buff[3];
+        in.read(&buff[0], 3);
+
+        if (memcmp(buff, BOM, 3) != 0)
+            in.seekg(0);
+
+        std::string line;
+        while (std::getline(in, line))
+            out << line << std::endl;
+    }
+    catch (const std::ios::failure&)
+    {
+        if (!in.eof())
+            throw;
+    }
+
+
+    // end work-around for #i32420#
+
+    Config config(tmpfile_url);
+    size_t grpcnt = config.GetGroupCount();
+    for (size_t i = 0; i < grpcnt; i++)
+        add_group_entries(config, config.GetGroupName(sal::static_int_cast<sal_uInt16>(i)), Substitutor);
+}
+
+void read_file(
+    const std::string& fname,
+    std::vector<std::string>& string_container)
+{
+    std::ifstream file(fname.c_str());
+    StreamExceptionsEnabler sexc(file);
+
+    try
+    {
+        std::string line;
+        while (std::getline(file, line))
+            string_container.push_back(line);
+    }
+    catch(const std::ios::failure&)
+    {
+        if (!file.eof())
+            throw;
+    }
+}
+
+/** A simple helper function that happens the
+    content of one file to another one  */
+void concatenate_files(std::ostream& os, std::istream& is)
+{
+    StreamExceptionsEnabler os_sexc(os);
+    StreamExceptionsEnabler is_sexc(is);
+
+    try
+    {
+        std::string line;
+        while (std::getline(is, line))
+            os << line << std::endl;
+    }
+    catch(const std::ios::failure&)
+    {
+        if (!is.eof())
+            throw;
+    }
+}
+
+bool is_placeholder(const std::string& str)
+{
+    return ((str.length() > 1) &&
+            ('%' == str[0]) &&
+            ('%' == str[str.length() - 1]));
+}
+
+void start_language_section(
+    std::ostream_iterator<std::string>& ostream_iter, const iso_lang_identifier& iso_lang)
+{
+    ostream_iter = std::string();
+
+    std::string lang_section("LANGUAGE ");
+
+    LanguageType ltype = LanguageTag( iso_lang.make_OUString()).makeFallback().getLanguageType();
+
+    char buff[10];
+    int primLangID = PRIMARYLANGID(ltype);
+    int subLangID = SUBLANGID(ltype);
+    // Our resources are normally not sub language dependent.
+    // Esp. for spanish we don't want to distinguish between trad.
+    // and international sorting (which leads to two different sub languages)
+    // Setting the sub language to neutral allows us to use one
+    // stringlist for all spanish variants
+    if ( ( primLangID == LANG_SPANISH ) &&
+         ( subLangID == SUBLANG_SPANISH ) )
+        subLangID = SUBLANG_NEUTRAL;
+
+#ifdef _WIN32
+    _itoa(primLangID, buff, 16);
+#else
+    sprintf(buff, "%x", primLangID);
+#endif
+    lang_section += std::string("0x") + std::string(buff);
+
+    lang_section += std::string(" , ");
+
+#ifdef _WIN32
+    _itoa(subLangID, buff, 16);
+#else
+    sprintf(buff, "%x", subLangID);
+#endif
+    lang_section += std::string("0x") + std::string(buff);
+    ostream_iter = lang_section;
+}
+
+/** Iterate all languages in the substitutor,
+    replace the all placeholder and append the
+    result to the output file */
+void inflate_rc_template_to_file(
+    std::ostream& os, const std::vector<std::string>& rctmpl, Substitutor& substitutor)
+{
+    StreamExceptionsEnabler sexc(os);
+
+    Substitutor::const_iterator iter = substitutor.begin();
+    Substitutor::const_iterator iter_end = substitutor.end();
+
+    std::ostream_iterator<std::string> oi(os, "\n");
+
+    for ( /**/ ;iter != iter_end; ++iter)
+    {
+        substitutor.set_language(iso_lang_identifier(iter->first));
+
+        if (!rctmpl.empty())
+            start_language_section(oi, iso_lang_identifier(iter->first));
+
+        for ( auto& rct : rctmpl)
+        {
+            std::istringstream iss(rct);
+            std::string line;
+
+            while (iss)
+            {
+                std::string token;
+                iss >> token;
+                substitutor.substitute(token);
+
+                // HACK for partially merged
+                // *.lng files where some strings have
+                // a particular language that others
+                // don't have in order to keep the
+                // build
+                // coverity[tainted_data] - trusted data source
+                if (is_placeholder(token))
+                    token = make_winrc_unicode_string(token);
+
+                line += token;
+                line += " ";
+            }
+            oi = line;
+        }
+    }
+}
+
+} // namespace /* private */
+
+/* MAIN
+   The file names provided via command line should be
+   absolute or relative to the directory of this module.
+
+   Algo:
+   1. read the ulf file and initialize the substitutor
+   2. read the resource template file
+   3. create the output file and append the header
+   4. inflate the resource template to the output file
+      for every language using the substitutor
+   5. append the footer
+*/
+#define MAKE_ABSOLUTE(s) (get_absolute_file_path((s)).getStr())
+#define ULF_FILE(c)    MAKE_ABSOLUTE((c).get_arg("-ulf"))
+#define RC_TEMPLATE(c) MAKE_ABSOLUTE((c).get_arg("-rct"))
+#define RC_FILE(c)     MAKE_ABSOLUTE((c).get_arg("-rc"))
+#define RC_HEADER(c)   MAKE_ABSOLUTE((c).get_arg("-rch"))
+#define RC_FOOTER(c)   MAKE_ABSOLUTE((c).get_arg("-rcf"))
+
+SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
+{
+    try
+    {
+        CommandLine cmdline(argc, argv);
+
+        Substitutor substitutor;
+        read_ulf_file(ULF_FILE(cmdline), substitutor);
+
+        std::vector<std::string> rc_tmpl;
+        read_file(RC_TEMPLATE(cmdline), rc_tmpl);
+
+        std::ofstream rc_file(RC_FILE(cmdline));
+        std::ifstream in_header(RC_HEADER(cmdline));
+        concatenate_files(rc_file, in_header);
+
+        inflate_rc_template_to_file(rc_file, rc_tmpl, substitutor);
+
+        std::ifstream in_footer(RC_FOOTER(cmdline));
+        concatenate_files(rc_file, in_footer);
+    }
+    catch(const std::ios::failure& ex)
+    {
+        std::cout << ex.what() << std::endl;
+        return 1;
+    }
+    catch(const std::exception& ex)
+    {
+        std::cout << ex.what() << std::endl;
+        ShowUsage();
+        return 1;
+    }
+    catch(...)
+    {
+        std::cout << "Unexpected error..." << std::endl;
+        return 1;
+    }
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/source/tools/regsvrex/regsvrex.cxx b/shell/source/tools/regsvrex/regsvrex.cxx
new file mode 100644
index 000000000..c7fb87943
--- /dev/null
+++ b/shell/source/tools/regsvrex/regsvrex.cxx
@@ -0,0 +1,71 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+typedef HRESULT (__stdcall *lpfnDllRegisterServer)();
+typedef HRESULT (__stdcall *lpfnDllUnregisterServer)();
+
+static bool IsUnregisterParameter(const wchar_t* Param)
+{
+    return ((0 == _wcsicmp(Param, L"/u")) ||
+            (0 == _wcsicmp(Param, L"-u")));
+}
+
+int wmain(int argc, wchar_t* argv[])
+{
+    HMODULE hmod;
+
+    if (2 == argc)
+    {
+        hmod = LoadLibraryW(argv[1]);
+
+        if (hmod)
+        {
+            lpfnDllRegisterServer lpfn_register = reinterpret_cast<lpfnDllRegisterServer>(GetProcAddress(
+                hmod, "DllRegisterServer"));
+
+            if (lpfn_register)
+                lpfn_register();
+
+            FreeLibrary(hmod);
+        }
+    }
+    else if (3 == argc && IsUnregisterParameter(argv[1]))
+    {
+        hmod = LoadLibraryW(argv[2]);
+
+        if (hmod)
+        {
+            lpfnDllUnregisterServer lpfn_unregister = reinterpret_cast<lpfnDllUnregisterServer>(GetProcAddress(
+                hmod, "DllUnregisterServer"));
+
+            if (lpfn_unregister)
+                lpfn_unregister();
+
+            FreeLibrary(hmod);
+        }
+    }
+
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */