711 lines
23 KiB
C++
711 lines
23 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: shlib.cxx,v $
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*
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* $Revision: 1.22 $
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*
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* last change: $Author: rt $ $Date: 2005-09-08 09:29:11 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#include "osl/diagnose.h"
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#include "osl/file.hxx"
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#include "osl/mutex.hxx"
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#include "osl/module.hxx"
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#include "rtl/unload.h"
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#include "rtl/ustrbuf.hxx"
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#include "uno/environment.h"
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#include "uno/mapping.hxx"
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#include "cppuhelper/factory.hxx"
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#include "cppuhelper/shlib.hxx"
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#include "com/sun/star/beans/XPropertySet.hpp"
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#if OSL_DEBUG_LEVEL > 1
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#include <stdio.h>
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#endif
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#include <vector>
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#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
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using namespace ::rtl;
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using namespace ::osl;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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namespace cppu
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{
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#if OSL_DEBUG_LEVEL > 1
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//------------------------------------------------------------------------------
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static inline void out( const char * p ) SAL_THROW( () )
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{
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printf( p );
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}
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static inline void out( const OUString & r ) throw ()
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{
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OString s( OUStringToOString( r, RTL_TEXTENCODING_ASCII_US ) );
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out( s.getStr() );
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}
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#endif
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//------------------------------------------------------------------------------
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static const ::std::vector< OUString > * getAccessDPath() SAL_THROW( () )
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{
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static ::std::vector< OUString > * s_p = 0;
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static bool s_bInit = false;
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if (! s_bInit)
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{
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::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
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if (! s_bInit)
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{
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const char * pEnv = ::getenv( "CPLD_ACCESSPATH" );
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if (pEnv)
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{
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static ::std::vector< OUString > s_v;
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OString aEnv( pEnv );
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sal_Int32 nIndex = 0;
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do
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{
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OUString aStr( OStringToOUString(
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aEnv.getToken( 0, ';', nIndex ),
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RTL_TEXTENCODING_ASCII_US ) );
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OUString aFileUrl;
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OSL_VERIFY(
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osl_File_E_None ==
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FileBase::getFileURLFromSystemPath(aStr, aFileUrl) );
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s_v.push_back( aFileUrl );
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} while( nIndex != -1 );
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#if OSL_DEBUG_LEVEL > 1
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out( "> cpld: acknowledged following access path(s): \"" );
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::std::vector< OUString >::const_iterator iPos( s_v.begin() );
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while (iPos != s_v.end())
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{
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out( *iPos );
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++iPos;
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if (iPos != s_v.end())
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out( ";" );
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}
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out( "\"\n" );
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#endif
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s_p = & s_v;
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}
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else
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{
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// no access path env set
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#if OSL_DEBUG_LEVEL > 1
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out( "=> no CPLD_ACCESSPATH set.\n" );
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#endif
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}
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s_bInit = true;
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}
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}
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return s_p;
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}
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//------------------------------------------------------------------------------
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static bool checkAccessPath( OUString * pComp ) throw ()
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{
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const ::std::vector< OUString > * pPath = getAccessDPath();
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if (pPath)
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{
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sal_Bool bAbsolute = (pComp->compareToAscii( "file://" , 7 ) == 0);
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for ( ::std::vector< OUString >::const_iterator iPos( pPath->begin() );
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iPos != pPath->end(); ++iPos )
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{
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OUString aBaseDir( *iPos );
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OUString aAbs;
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if ( bAbsolute )
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{
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aAbs = *pComp;
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#if OSL_DEBUG_LEVEL > 1
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out( "> taking path: \"" );
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out( aAbs );
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#endif
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}
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else
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{
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if (osl_File_E_None !=
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::osl_getAbsoluteFileURL(
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aBaseDir.pData, pComp->pData, &aAbs.pData ))
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{
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continue;
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}
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#if OSL_DEBUG_LEVEL > 1
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out( "> found path: \"" );
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out( aBaseDir );
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out( "\" + \"" );
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out( *pComp );
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out( "\" => \"" );
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out( aAbs );
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#endif
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}
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if (0 == aAbs.indexOf( aBaseDir ) && // still part of it?
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aBaseDir.getLength() < aAbs.getLength() &&
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(aBaseDir[ aBaseDir.getLength() -1 ] == (sal_Unicode)'/' ||
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// dir boundary
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aAbs[ aBaseDir.getLength() ] == (sal_Unicode)'/'))
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{
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#if OSL_DEBUG_LEVEL > 1
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out( ": ok.\n" );
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#endif
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// load from absolute path
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*pComp = aAbs;
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return true;
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}
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#if OSL_DEBUG_LEVEL > 1
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else
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{
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out( "\" ...does not match given path \"" );
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out( aBaseDir );
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out( "\".\n" );
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}
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#endif
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}
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return false;
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}
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else
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{
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// no access path env set
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return true;
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}
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}
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//------------------------------------------------------------------------------
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static inline sal_Int32 endsWith(
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const OUString & rText, const OUString & rEnd ) SAL_THROW( () )
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{
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if (rText.getLength() >= rEnd.getLength() &&
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rEnd.equalsIgnoreAsciiCase(
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rText.copy( rText.getLength() - rEnd.getLength() ) ))
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{
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return rText.getLength() - rEnd.getLength();
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}
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return -1;
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}
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//------------------------------------------------------------------------------
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static OUString makeComponentPath(
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const OUString & rLibName, const OUString & rPath )
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{
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#if OSL_DEBUG_LEVEL > 0
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// No system path allowed here !
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{
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OUString aComp;
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OSL_ASSERT( osl_File_E_None ==
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FileBase::getSystemPathFromFileURL( rLibName, aComp ) );
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OSL_ASSERT(
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! rPath.getLength() ||
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osl_File_E_None ==
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FileBase::getSystemPathFromFileURL( rPath, aComp ) );
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}
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#endif
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OUStringBuffer buf( rPath.getLength() + rLibName.getLength() + 12 );
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if (0 != rPath.getLength())
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{
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buf.append( rPath );
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if (rPath[ rPath.getLength() -1 ] != '/')
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buf.append( (sal_Unicode) '/' );
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}
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sal_Int32 nEnd = endsWith( rLibName, OUSTR(SAL_DLLEXTENSION) );
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if (nEnd < 0) // !endsWith
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{
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#if (OSL_DEBUG_LEVEL >= 2)
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OSL_ENSURE(
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!"### library name has no proper extension!",
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OUStringToOString( rLibName, RTL_TEXTENCODING_ASCII_US ).getStr() );
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#endif
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#if defined SAL_DLLPREFIX
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nEnd = endsWith( rLibName, OUSTR(".uno") );
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if (nEnd < 0) // !endsWith
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buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(SAL_DLLPREFIX) );
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#endif
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buf.append( rLibName );
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buf.appendAscii( RTL_CONSTASCII_STRINGPARAM(SAL_DLLEXTENSION) );
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}
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else // name is completely pre/postfixed
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{
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buf.append( rLibName );
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}
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OUString out( buf.makeStringAndClear() );
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#if OSL_DEBUG_LEVEL > 1
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OString str( OUStringToOString( out, RTL_TEXTENCODING_ASCII_US ) );
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OSL_TRACE( "component path=%s\n", str.getStr() );
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#endif
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return out;
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}
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//==============================================================================
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Reference< XInterface > SAL_CALL loadSharedLibComponentFactory(
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OUString const & rLibName, OUString const & rPath,
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OUString const & rImplName,
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Reference< lang::XMultiServiceFactory > const & xMgr,
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Reference< registry::XRegistryKey > const & xKey )
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SAL_THROW( (loader::CannotActivateFactoryException) )
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{
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OUString aModulePath( makeComponentPath( rLibName, rPath ) );
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if (! checkAccessPath( &aModulePath ))
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{
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throw loader::CannotActivateFactoryException(
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OUSTR("permission denied to load component library: ") +
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aModulePath,
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Reference< XInterface >() );
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}
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oslModule lib = osl_loadModule(
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aModulePath.pData, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL );
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if (! lib)
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{
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throw loader::CannotActivateFactoryException(
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OUSTR("loading component library failed: ") + aModulePath,
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Reference< XInterface >() );
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}
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OUString aExcMsg;
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Reference< XInterface > xRet;
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void * pSym;
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OUString aGetEnvName = OUSTR(COMPONENT_GETENV);
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pSym = osl_getSymbol( lib, aGetEnvName.pData );
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if (pSym != 0)
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{
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uno_Environment * pCurrentEnv = 0;
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uno_Environment * pEnv = 0;
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const sal_Char * pEnvTypeName = 0;
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(*((component_getImplementationEnvironmentFunc) pSym))(
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&pEnvTypeName, &pEnv );
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OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
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bool bNeedsMapping =
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((pEnv != 0) ||
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!aEnvTypeName.equalsAsciiL(
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RTL_CONSTASCII_STRINGPARAM(
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CPPU_CURRENT_LANGUAGE_BINDING_NAME ) ));
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if (bNeedsMapping)
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{
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if (! pEnv)
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{
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uno_getEnvironment( &pEnv, aEnvTypeName.pData, 0 );
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}
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if (pEnv)
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{
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OUString aCppEnvTypeName =
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OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
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uno_getEnvironment( &pCurrentEnv, aCppEnvTypeName.pData, 0 );
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if (pCurrentEnv)
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{
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bNeedsMapping = (pEnv != pCurrentEnv);
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}
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}
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}
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OUString aGetFactoryName = OUSTR(COMPONENT_GETFACTORY);
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pSym = osl_getSymbol( lib, aGetFactoryName.pData );
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if (pSym != 0)
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{
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OString aImplName(
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OUStringToOString( rImplName, RTL_TEXTENCODING_ASCII_US ) );
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if (bNeedsMapping)
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{
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if (pEnv && pCurrentEnv)
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{
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Mapping aCurrent2Env( pCurrentEnv, pEnv );
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Mapping aEnv2Current( pEnv, pCurrentEnv );
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if (aCurrent2Env.is() && aEnv2Current.is())
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{
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void * pSMgr = aCurrent2Env.mapInterface(
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xMgr.get(), ::getCppuType( &xMgr ) );
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void * pKey = aCurrent2Env.mapInterface(
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xKey.get(), ::getCppuType( &xKey ) );
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void * pSSF =
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(*((component_getFactoryFunc) pSym))(
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aImplName.getStr(), pSMgr, pKey );
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if (pKey)
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{
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(*pEnv->pExtEnv->releaseInterface)(
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pEnv->pExtEnv, pKey );
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}
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if (pSMgr)
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{
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(*pEnv->pExtEnv->releaseInterface)(
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pEnv->pExtEnv, pSMgr );
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}
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if (pSSF)
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{
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aEnv2Current.mapInterface(
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reinterpret_cast< void ** >( &xRet ),
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pSSF, ::getCppuType( &xRet ) );
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(*pEnv->pExtEnv->releaseInterface)(
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pEnv->pExtEnv, pSSF );
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}
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else
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{
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aExcMsg = aModulePath;
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aExcMsg += OUSTR(": cannot get factory of "
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"demanded implementation: ");
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aExcMsg += OStringToOUString(
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aImplName, RTL_TEXTENCODING_ASCII_US );
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}
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}
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else
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{
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aExcMsg =
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OUSTR("cannot get uno mappings: C++ <=> UNO!");
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}
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}
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else
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{
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aExcMsg = OUSTR("cannot get uno environments!");
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}
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}
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else
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{
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XInterface * pRet =
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(XInterface *) (*((component_getFactoryFunc) pSym))(
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aImplName.getStr(), xMgr.get(), xKey.get() );
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if (pRet)
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{
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xRet = pRet;
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pRet->release();
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}
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else
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{
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aExcMsg = aModulePath;
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aExcMsg += OUSTR(": cannot get factory of demanded "
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"implementation: ");
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aExcMsg += OStringToOUString(
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aImplName, RTL_TEXTENCODING_ASCII_US );
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}
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}
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}
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else
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{
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aExcMsg = aModulePath;
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aExcMsg += OUSTR(": cannot get symbol: ");
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aExcMsg += aGetFactoryName;
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}
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if (pEnv)
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(*pEnv->release)( pEnv );
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if (pCurrentEnv)
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(*pCurrentEnv->release)( pCurrentEnv );
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}
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// ========================= DEPRECATED =========================
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else
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{
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OUString aGetFactoryName = OUSTR(CREATE_COMPONENT_FACTORY_FUNCTION);
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pSym = ::osl_getSymbol( lib, aGetFactoryName.pData );
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if (pSym != 0)
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{
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OUString aCppEnvTypeName = OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
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OUString aUnoEnvTypeName = OUSTR(UNO_LB_UNO);
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Mapping aUno2Cpp( aUnoEnvTypeName, aCppEnvTypeName );
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Mapping aCpp2Uno( aCppEnvTypeName, aUnoEnvTypeName );
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OSL_ENSURE(
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aUno2Cpp.is() && aCpp2Uno.is(),
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"### cannot get uno mappings!" );
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if (aUno2Cpp.is() && aCpp2Uno.is())
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{
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uno_Interface * pUComponentFactory = 0;
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uno_Interface * pUSFactory =
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(uno_Interface *) aCpp2Uno.mapInterface(
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xMgr.get(),
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::getCppuType(
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(const Reference< lang::XMultiServiceFactory > *)0 )
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);
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uno_Interface * pUKey =
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(uno_Interface *) aCpp2Uno.mapInterface(
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xKey.get(),
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::getCppuType(
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(const Reference< registry::XRegistryKey > *)0 ) );
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pUComponentFactory =
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(*((CreateComponentFactoryFunc) pSym))(
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rImplName.getStr(), pUSFactory, pUKey );
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if (pUKey)
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(*pUKey->release)( pUKey );
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if (pUSFactory)
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(*pUSFactory->release)( pUSFactory );
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if (pUComponentFactory)
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{
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aUno2Cpp.mapInterface(
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reinterpret_cast< void ** >( &xRet ),
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pUComponentFactory, ::getCppuType( &xRet ) );
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(*pUComponentFactory->release)( pUComponentFactory );
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}
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}
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}
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else
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{
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aExcMsg = aModulePath;
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aExcMsg += OUSTR(": cannot get symbol: ");
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aExcMsg += aGetEnvName;
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}
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}
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if (! xRet.is())
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{
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osl_unloadModule( lib );
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#if OSL_DEBUG_LEVEL > 1
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out( "### cannot activate factory: " );
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out( aExcMsg );
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out( "\n" );
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#endif
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throw loader::CannotActivateFactoryException(
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aExcMsg,
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Reference< XInterface >() );
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}
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rtl_registerModuleForUnloading( lib);
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return xRet;
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}
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//==============================================================================
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void SAL_CALL writeSharedLibComponentInfo(
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OUString const & rLibName, OUString const & rPath,
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Reference< lang::XMultiServiceFactory > const & xMgr,
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Reference< registry::XRegistryKey > const & xKey )
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SAL_THROW( (registry::CannotRegisterImplementationException) )
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{
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OUString aModulePath( makeComponentPath( rLibName, rPath ) );
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OUString aExcMsg;
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|
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if (! checkAccessPath( &aModulePath ))
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{
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throw registry::CannotRegisterImplementationException(
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OUSTR("permission denied to load component library: ") +
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aModulePath,
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Reference< XInterface >() );
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}
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oslModule lib = osl_loadModule(
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aModulePath.pData, SAL_LOADMODULE_LAZY | SAL_LOADMODULE_GLOBAL );
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if (! lib)
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{
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throw registry::CannotRegisterImplementationException(
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OUSTR("loading component library failed: ") + aModulePath,
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Reference< XInterface >() );
|
|
}
|
|
|
|
sal_Bool bRet = sal_False;
|
|
|
|
void * pSym;
|
|
OUString aGetEnvName = OUSTR(COMPONENT_GETENV);
|
|
pSym = osl_getSymbol( lib, aGetEnvName.pData );
|
|
if (pSym != 0)
|
|
{
|
|
uno_Environment * pCurrentEnv = 0;
|
|
uno_Environment * pEnv = 0;
|
|
|
|
const sal_Char * pEnvTypeName = 0;
|
|
(*((component_getImplementationEnvironmentFunc) pSym))(
|
|
&pEnvTypeName, &pEnv );
|
|
OUString aEnvTypeName( OUString::createFromAscii( pEnvTypeName ) );
|
|
|
|
bool bNeedsMapping =
|
|
((pEnv != 0) ||
|
|
!aEnvTypeName.equalsAsciiL(
|
|
RTL_CONSTASCII_STRINGPARAM(
|
|
CPPU_CURRENT_LANGUAGE_BINDING_NAME ) ));
|
|
if (bNeedsMapping)
|
|
{
|
|
if (! pEnv)
|
|
{
|
|
uno_getEnvironment( &pEnv, aEnvTypeName.pData, 0 );
|
|
}
|
|
if (pEnv)
|
|
{
|
|
OUString aCppEnvTypeName =
|
|
OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
|
|
uno_getEnvironment( &pCurrentEnv, aCppEnvTypeName.pData, 0 );
|
|
if (pCurrentEnv)
|
|
{
|
|
bNeedsMapping = (pEnv != pCurrentEnv);
|
|
}
|
|
}
|
|
}
|
|
|
|
OUString aWriteInfoName = OUSTR(COMPONENT_WRITEINFO);
|
|
pSym = osl_getSymbol( lib, aWriteInfoName.pData );
|
|
if (pSym != 0)
|
|
{
|
|
if (bNeedsMapping)
|
|
{
|
|
if (pEnv && pCurrentEnv)
|
|
{
|
|
Mapping aCurrent2Env( pCurrentEnv, pEnv );
|
|
if (aCurrent2Env.is())
|
|
{
|
|
void * pSMgr = aCurrent2Env.mapInterface(
|
|
xMgr.get(), ::getCppuType( &xMgr ) );
|
|
void * pKey = aCurrent2Env.mapInterface(
|
|
xKey.get(), ::getCppuType( &xKey ) );
|
|
if (pKey)
|
|
{
|
|
bRet = (*((component_writeInfoFunc) pSym))(
|
|
pSMgr, pKey );
|
|
(*pEnv->pExtEnv->releaseInterface)(
|
|
pEnv->pExtEnv, pKey );
|
|
if (! bRet)
|
|
{
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": component_writeInfo() "
|
|
"returned false!");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// key is mandatory
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": registry is mandatory to invoke"
|
|
" component_writeInfo()!");
|
|
}
|
|
|
|
if (pSMgr)
|
|
{
|
|
(*pEnv->pExtEnv->releaseInterface)(
|
|
pEnv->pExtEnv, pSMgr );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aExcMsg = OUSTR("cannot get uno mapping: C++ <=> UNO!");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aExcMsg = OUSTR("cannot get uno environments!");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (xKey.is())
|
|
{
|
|
bRet = (*((component_writeInfoFunc) pSym))(
|
|
xMgr.get(), xKey.get() );
|
|
if (! bRet)
|
|
{
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": component_writeInfo() returned "
|
|
"false!");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// key is mandatory
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": registry is mandatory to invoke "
|
|
"component_writeInfo()!");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": cannot get symbol: ");
|
|
aExcMsg += aWriteInfoName;
|
|
}
|
|
|
|
if (pEnv)
|
|
(*pEnv->release)( pEnv );
|
|
if (pCurrentEnv)
|
|
(*pCurrentEnv->release)( pCurrentEnv );
|
|
}
|
|
|
|
// ========================= DEPRECATED =========================
|
|
else
|
|
{
|
|
OUString aWriteInfoName = OUSTR(WRITE_COMPONENT_INFO_FUNCTION);
|
|
pSym = osl_getSymbol( lib, aWriteInfoName.pData );
|
|
if (pSym != 0)
|
|
{
|
|
OUString aCppEnvTypeName =
|
|
OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
|
|
OUString aUnoEnvTypeName = OUSTR(UNO_LB_UNO);
|
|
Mapping aCpp2Uno( aCppEnvTypeName, aUnoEnvTypeName );
|
|
|
|
if (aCpp2Uno.is())
|
|
{
|
|
uno_Interface * pUKey =
|
|
(uno_Interface *) aCpp2Uno.mapInterface(
|
|
xKey.get(), ::getCppuType( &xKey ) );
|
|
|
|
bRet = (*((WriteComponentInfoFunc) pSym))( pUKey );
|
|
|
|
if (pUKey)
|
|
(*pUKey->release)( pUKey );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aExcMsg = aModulePath;
|
|
aExcMsg += OUSTR(": cannot get symbol: ");
|
|
aExcMsg += aGetEnvName;
|
|
}
|
|
}
|
|
|
|
//!
|
|
//! OK: please look at #88219#
|
|
//!
|
|
//! ::osl_unloadModule( lib);
|
|
if (! bRet)
|
|
{
|
|
#if OSL_DEBUG_LEVEL > 1
|
|
out( "### cannot write component info: " );
|
|
out( aExcMsg );
|
|
out( "\n" );
|
|
#endif
|
|
throw registry::CannotRegisterImplementationException(
|
|
aExcMsg, Reference< XInterface >() );
|
|
}
|
|
}
|
|
|
|
}
|