connectivity/source/drivers/mozab/MServices.cxx

   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
  21 #include "MDriver.hxx"
  22 #include <cppuhelper/factory.hxx>
  23 #include <osl/diagnose.h>
  24 #include <com/sun/star/mozilla/XMozillaBootstrap.hpp>
  25 #include "bootstrap/MMozillaBootstrap.hxx"
  26 #include <tools/solar.h>
  27
  28 using namespace connectivity::mozab;
  29 using ::com::sun::star::uno::Reference;
  30 using ::com::sun::star::uno::Sequence;
  31 using ::com::sun::star::lang::XSingleServiceFactory;
  32 using ::com::sun::star::lang::XMultiServiceFactory;
  33 using ::com::sun::star::mozilla::XMozillaBootstrap;
  34
  35 typedef Reference< XSingleServiceFactory > (SAL_CALL *createFactoryFunc)
  36         (
  37             const Reference< XMultiServiceFactory > & rServiceManager,
  38             const OUString & rComponentName,
  39             ::cppu::ComponentInstantiation pCreateFunction,
  40             const Sequence< OUString > & rServiceNames,
  41             rtl_ModuleCount*
  42         );
  43
  44
  45 struct ProviderRequest
  46 {
  47     Reference< XSingleServiceFactory > xRet;
  48     Reference< XMultiServiceFactory > const xServiceManager;
  49     OUString const sImplementationName;
  50
  51     ProviderRequest(
  52         void* pServiceManager,
  53         sal_Char const* pImplementationName
  54     )
  55     : xServiceManager(reinterpret_cast<XMultiServiceFactory*>(pServiceManager))
  56     , sImplementationName(OUString::createFromAscii(pImplementationName))
  57     {
  58     }
  59
  60     inline
  61     sal_Bool CREATE_PROVIDER(
  62                 const OUString& Implname,
  63                 const Sequence< OUString > & Services,
  64                 ::cppu::ComponentInstantiation Factory,
  65                 createFactoryFunc creator
  66             )
  67     {
  68         if (!xRet.is() && (Implname == sImplementationName))
  69         try
  70         {
  71             xRet = creator( xServiceManager, sImplementationName,Factory, Services,0);
  72         }
  73         catch(...)
  74         {
  75         }
  76         return xRet.is();
  77     }
  78
  79     void* getProvider() const { return xRet.get(); }
  80 };
  81
  82
  83 typedef void* (SAL_CALL * OMozillaBootstrap_CreateInstanceFunction)(const Reference< XMultiServiceFactory >& _rxFactory );
  84 ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >  SAL_CALL createMozillaBootstrap(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) throw( ::com::sun::star::uno::Exception )
  85 {
  86         const OUString sModuleName(SVLIBRARY( "mozabdrv" ));
  87
  88         // load the dbtools library
  89         oslModule s_hModule = osl_loadModuleRelative(
  90             reinterpret_cast< oslGenericFunction >(&createMozillaBootstrap),
  91             sModuleName.pData, 0);
  92         OSL_ENSURE(NULL != s_hModule, "MozabDriver::registerClient: could not load the dbtools library!");
  93         if (NULL != s_hModule)
  94         {
  95
  96             // get the symbol for the method creating the factory
  97             const OUString sFactoryCreationFunc = "OMozillaBootstrap_CreateInstance";
  98             // reinterpret_cast<OMozabConnection_CreateInstanceFunction> removed GNU C
  99             OMozillaBootstrap_CreateInstanceFunction s_pCreationFunc = (OMozillaBootstrap_CreateInstanceFunction)osl_getFunctionSymbol(s_hModule, sFactoryCreationFunc.pData);
 100
 101             if (NULL == s_pCreationFunc)
 102             {   // did not find the symbol
 103                 OSL_FAIL("MozabDriver::registerClient: could not find the symbol for creating the factory!");
 104                 osl_unloadModule(s_hModule);
 105                 s_hModule = NULL;
 106             }
 107             MozillaBootstrap * pBootstrap = reinterpret_cast<MozillaBootstrap*>((*s_pCreationFunc)(_rxFactory));
 108             return *pBootstrap;
 109         }
 110         return NULL;
 111 }
 112
 113 extern "C" SAL_DLLPUBLIC_EXPORT void* SAL_CALL mozab_component_getFactory(
 114                     const sal_Char* pImplementationName,
 115                     void* pServiceManager,
 116                     void* /*pRegistryKey*/)
 117 {
 118     void* pRet = 0;
 119     if (pServiceManager)
 120     {
 121         OUString aImplName( OUString::createFromAscii( pImplementationName ) );
 122         ProviderRequest aReq(pServiceManager,pImplementationName);
 123         if (aImplName.equals(  MozabDriver::getImplementationName_Static()  ))
 124         {
 125             aReq.CREATE_PROVIDER(
 126                 MozabDriver::getImplementationName_Static(),
 127                 MozabDriver::getSupportedServiceNames_Static(),
 128                 MozabDriver_CreateInstance, ::cppu::createSingleFactory);
 129         }
 130         else if ( aImplName == "com.sun.star.comp.mozilla.MozillaBootstrap" )
 131         {
 132             Sequence< OUString > aSNS( 1 );
 133             aSNS[0] = "com.sun.star.mozilla.MozillaBootstrap";
 134             aReq.CREATE_PROVIDER(
 135                 aImplName,
 136                 aSNS,
 137                 createMozillaBootstrap, ::cppu::createSingleFactory);
 138         }
 139         if(aReq.xRet.is())
 140             aReq.xRet->acquire();
 141         pRet = aReq.getProvider();
 142     }
 143
 144     return pRet;
 145 };
 146
 147
 148 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */