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Diffstat (limited to 'cppuhelper/source/bootstrap.cxx')
| -rw-r--r-- | cppuhelper/source/bootstrap.cxx | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/cppuhelper/source/bootstrap.cxx b/cppuhelper/source/bootstrap.cxx new file mode 100644 index 000000000..f468518ba --- /dev/null +++ b/cppuhelper/source/bootstrap.cxx @@ -0,0 +1,242 @@ +/* -*- 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 <sal/config.h> + +#include <chrono> +#include <cstring> + +#include <rtl/bootstrap.hxx> +#include <rtl/random.h> +#include <rtl/ustrbuf.hxx> +#include <rtl/uri.hxx> +#include <osl/file.hxx> +#include <osl/security.hxx> +#include <osl/thread.hxx> +#include <o3tl/char16_t2wchar_t.hxx> +#include <osl/process.h> + +#include <cppuhelper/bootstrap.hxx> +#include <cppuhelper/findsofficepath.h> + +#include <com/sun/star/bridge/UnoUrlResolver.hpp> +#include <com/sun/star/bridge/XUnoUrlResolver.hpp> + +#include "macro_expander.hxx" + +namespace com :: sun :: star :: uno { class XComponentContext; } + +using namespace ::osl; +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; + +using rtl::Bootstrap; + +namespace cppu +{ + +BootstrapException::BootstrapException() +{ +} + +BootstrapException::BootstrapException( const OUString & rMessage ) + :m_aMessage( rMessage ) +{ +} + +BootstrapException::BootstrapException( const BootstrapException & e ) +{ + m_aMessage = e.m_aMessage; +} + +BootstrapException::~BootstrapException() +{ +} + +BootstrapException & BootstrapException::operator=( const BootstrapException & e ) +{ + m_aMessage = e.m_aMessage; + return *this; +} + +const OUString & BootstrapException::getMessage() const +{ + return m_aMessage; +} + +Reference< XComponentContext > SAL_CALL bootstrap() +{ + Reference< XComponentContext > xRemoteContext; + + try + { + auto* p1 = cppuhelper_detail_findSofficePath(); + if (p1 == nullptr) { + throw BootstrapException( + "no soffice installation found!"); + } + OUString p2; +#if defined(_WIN32) + p2 = o3tl::toU(p1); + free(p1); +#else + bool bOk = rtl_convertStringToUString( + &p2.pData, p1, std::strlen(p1), osl_getThreadTextEncoding(), + (RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR | + RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR | + RTL_TEXTTOUNICODE_FLAGS_INVALID_ERROR)); + free(p1); + if (!bOk) + { + throw BootstrapException( + "bad characters in soffice installation path!"); + } +#endif + OUString path; + if (osl::FileBase::getFileURLFromSystemPath(p2, path) != + osl::FileBase::E_None) + { + throw BootstrapException( + "cannot convert soffice installation path to URL!"); + } + if (!path.isEmpty() && !path.endsWith("/")) { + path += "/"; + } + + OUString uri; + if (!Bootstrap::get("URE_BOOTSTRAP", uri)) { + Bootstrap::set( + "URE_BOOTSTRAP", + Bootstrap::encode( + path + +#if defined MACOSX + "../Resources/" +#endif + SAL_CONFIGFILE("fundamental"))); + } + + // create default local component context + Reference< XComponentContext > xLocalContext( + defaultBootstrap_InitialComponentContext() ); + if ( !xLocalContext.is() ) + throw BootstrapException( "no local component context!" ); + + // create a random pipe name + rtlRandomPool hPool = rtl_random_createPool(); + if ( hPool == nullptr ) + throw BootstrapException( "cannot create random pool!" ); + sal_uInt8 bytes[ 16 ]; + if ( rtl_random_getBytes( hPool, bytes, std::size( bytes ) ) + != rtl_Random_E_None ) + throw BootstrapException( "random pool error!" ); + rtl_random_destroyPool( hPool ); + OUStringBuffer buf("uno"); + for (unsigned char byte : bytes) + buf.append( static_cast< sal_Int32 >( byte ) ); + OUString sPipeName( buf.makeStringAndClear() ); + + // arguments + OUString args [] = { + OUString("--nologo"), + OUString("--nodefault"), + OUString("--norestore"), + OUString("--nolockcheck"), + OUString("--accept=pipe,name=" + sPipeName + ";urp;") + }; + rtl_uString * ar_args [] = { + args[ 0 ].pData, + args[ 1 ].pData, + args[ 2 ].pData, + args[ 3 ].pData, + args[ 4 ].pData + }; + ::osl::Security sec; + + // start office process + oslProcess hProcess = nullptr; + oslProcessError rc = osl_executeProcess( + OUString(path + "soffice").pData, ar_args, std::size( ar_args ), + osl_Process_DETACHED, + sec.getHandle(), + nullptr, // => current working dir + nullptr, 0, // => no env vars + &hProcess ); + switch ( rc ) + { + case osl_Process_E_None: + osl_freeProcessHandle( hProcess ); + break; + case osl_Process_E_NotFound: + throw BootstrapException( "image not found!" ); + case osl_Process_E_TimedOut: + throw BootstrapException( "timeout occurred!" ); + case osl_Process_E_NoPermission: + throw BootstrapException( "permission denied!" ); + case osl_Process_E_Unknown: + throw BootstrapException( "unknown error!" ); + case osl_Process_E_InvalidError: + default: + throw BootstrapException( "unmapped error!" ); + } + + // create a URL resolver + Reference< bridge::XUnoUrlResolver > xUrlResolver( + bridge::UnoUrlResolver::create( xLocalContext ) ); + + // connection string + OUString sConnectString( "uno:pipe,name=" + sPipeName + ";urp;StarOffice.ComponentContext" ); + + // wait until office is started + for ( ; ; ) + { + try + { + // try to connect to office + xRemoteContext.set( + xUrlResolver->resolve( sConnectString ), UNO_QUERY_THROW ); + break; + } + catch ( connection::NoConnectException & ) + { + // wait 500 ms, then try to connect again + ::osl::Thread::wait( std::chrono::milliseconds(500) ); + } + } + } + catch ( Exception & e ) + { + throw BootstrapException( + "unexpected UNO exception caught: " + e.Message ); + } + + return xRemoteContext; +} + +OUString bootstrap_expandUri(OUString const & uri) { + OUString rest; + return uri.startsWith("vnd.sun.star.expand:", &rest) + ? cppuhelper::detail::expandMacros( + rtl::Uri::decode( + rest, rtl_UriDecodeWithCharset, RTL_TEXTENCODING_UTF8)) + : uri; +} + +} // namespace cppu + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |