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#67468# helper for implementation of exported C-functions

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This commit is contained in:
Jörg Budischewski 2001-06-22 14:22:39 +00:00
parent a2a53b0eb3
commit 77d34aadb1
3 changed files with 289 additions and 0 deletions
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147
cppuhelper/inc/cppuhelper/implementationentry.hxx Normal file
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@ -0,0 +1,147 @@
/*************************************************************************
*
* $RCSfile: implementationentry.hxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: jbu $ $Date: 2001-06-22 15:19:54 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _CPPUHELPER_IMPLEMENATIONENTRY_HXX_
#define _CPPUHELPER_IMPLEMENATIONENTRY_HXX_
#ifndef _CPPUHELPER_FACTORY_HXX_
#include <cppuhelper/factory.hxx>
#endif
namespace cppu
{
/** One struct instance represents all data necessary for registering one service implementation.
*/
struct ImplementationEntry
{
/** Function, that creates an instance of the implemenation
*/
ComponentFactoryFunc create;
/** Function, that returns the implemenation-name of the implemenation
(same as XServiceInfo.getImplementationName() ).
*/
rtl::OUString ( SAL_CALL * getImplementationName )();
/** Function, that returns all supported servicenames of the implemenation
( same as XServiceInfo.getSupportedServiceNames() ).
*/
com::sun::star::uno::Sequence< rtl::OUString > ( SAL_CALL * getSupportedServiceNames ) ();
/** Function, that creates a SingleComponentFactory.
*/
::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleComponentFactory >
( SAL_CALL * createFactory )(
ComponentFactoryFunc fptr,
::rtl::OUString const & rImplementationName,
::com::sun::star::uno::Sequence< ::rtl::OUString > const & rServiceNames,
rtl_ModuleCount * pModCount );
/** The shared-library module-counter of the implemenation. Maybe 0. The module-counter
is used during by the createFactory()-function.
*/
rtl_ModuleCount * moduleCounter;
/** Must be set to 0 !
For future extensions.
*/
sal_Int32 nFlags;
};
/** Helper function for implementation of the component_writeInfo()-function.
@param pServiceManager The first parameter passed to component_writeInfo()-function
(This is an instance of the service manager, that creates the factory).
@param pRegistryKey The second parameter passed to the component_writeInfo()-function.
This is a reference to the registry key, into which the implementation
data shall be written to.
@param entries Each element of the entries-array must contains a function pointer
table for registering an implemenation. The end of the array
must be marked with a 0 entry in the create-function.
@return sal_True, if all implementations could be registered, otherwise sal_False.
*/
sal_Bool component_writeInfoHelper(
void *pServiceManager, void *pRegistryKey , const struct ImplementationEntry entries[] );
/** Helper function for implementation of the component_getFactory()-function,
that must be implemented by every shared library component.
@param pImplName The implementation-name to be instantiated ( This is the
first parameter passed to the component_getFactory
@param pServiceManager The first parameter passed to component_writeInfo()-function
(This is a of the service manager, that creates the factory).
@param pRegistryKey The second parameter passed to the component_writeInfo()-function.
This is a reference to the registry key, where the implementation
data has been written to.
@param entries Each element of the entries-array must contains a function pointer
table for creating a factor of the implementation. The end of the array
must be marked with a 0 entry in the create-function.
@return 0 if the helper failed to instantiate a factory, otherwise an acquired pointer
to a factory.
*/
void *component_getFactoryHelper(
const sal_Char * pImplName,
void * pServiceManager,
void * pRegistryKey,
const struct ImplementationEntry entries[] );
}
#endif

1
cppuhelper/prj/d.lst
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@ -48,6 +48,7 @@ mkdir: %_DEST%\inc%_EXT%\cppuhelper
..\inc\cppuhelper\weakref.hxx %_DEST%\inc%_EXT%\cppuhelper\weakref.hxx
..\inc\cppuhelper\servicefactory.hxx %_DEST%\inc%_EXT%\cppuhelper\servicefactory.hxx
..\inc\cppuhelper\smartservices.hxx %_DEST%\inc%_EXT%\cppuhelper\smartservices.hxx
..\inc\cppuhelper\implementationentry.hxx %_DEST%\inc%_EXT%\cppuhelper\implementationentry.hxx
..\%__SRC%\bin\cppuhelper*.dll %_DEST%\bin%_EXT%\cppuhelper*.dll
..\%__SRC%\lib\*cppuhelper*.lib %_DEST%\lib%_EXT%\*

141
cppuhelper/source/implementationentry.cxx Normal file
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@ -0,0 +1,141 @@
/*************************************************************************
*
* $RCSfile: implementationentry.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: jbu $ $Date: 2001-06-22 15:22:39 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _CPPUHELPER_IMPLEMENATIONENTRY_HXX_
#include <cppuhelper/implementationentry.hxx>
#endif
#ifndef _RTL_USTRBUF_HXX_
#include <rtl/ustrbuf.hxx>
#endif
using namespace ::rtl;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;
namespace cppu {
sal_Bool component_writeInfoHelper(
void *pServiceManager, void *pRegistryKey , const struct ImplementationEntry entries[] )
{
sal_Bool bRet = sal_False;
try
{
if( pRegistryKey )
{
for( sal_Int32 i = 0; entries[i].create ; i ++ )
{
OUStringBuffer buf( 124 );
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("/") );
buf.append( entries[i].getImplementationName() );
buf.appendAscii(RTL_CONSTASCII_STRINGPARAM( "/UNO/SERVICES" ) );
Reference< XRegistryKey > xNewKey(
reinterpret_cast< XRegistryKey * >( pRegistryKey )->createKey( buf.makeStringAndClear() ) );
Sequence< OUString > seq = entries[i].getSupportedServiceNames();
const OUString *pArray = seq.getConstArray();
for ( sal_Int32 nPos = 0 ; nPos < seq.getLength(); nPos ++ )
xNewKey->createKey( pArray[nPos] );
}
bRet = sal_True;
}
}
catch ( InvalidRegistryException &e )
{
e;
OSL_ENSURE( sal_False, "### InvalidRegistryException!" );
}
return bRet;
}
void * component_getFactoryHelper(
const sal_Char * pImplName,
void * pServiceManager,
void * pRegistryKey,
const struct ImplementationEntry entries[] )
{
void * pRet = 0;
Reference< XSingleComponentFactory > xFactory;
for( sal_Int32 i = 0 ; entries[i].create ; i ++ )
{
OUString implName = entries[i].getImplementationName();
if( 0 == implName.compareToAscii( pImplName ) )
{
xFactory = entries[i].createFactory(
entries[i].create,
implName,
entries[i].getSupportedServiceNames(),
entries[i].moduleCounter );
}
}
if( xFactory.is() )
{
xFactory->acquire();
pRet = xFactory.get();
}
return pRet;
}
}