Line data    Source code

       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             : #ifndef _DBAUI_ODBC_CONFIG_HXX_
      21             : #define _DBAUI_ODBC_CONFIG_HXX_
      22             : 
      23             : #include "commontypes.hxx"
      24             : 
      25             : #if defined(WNT) || (defined (UNX) && !defined(ANDROID) && !defined(IOS))
      26             : #define HAVE_ODBC_SUPPORT
      27             : #endif
      28             : 
      29             : #if defined(WNT) && defined(HAVE_ODBC_SUPPORT)
      30             : #define HAVE_ODBC_ADMINISTRATION
      31             : #endif
      32             : 
      33             : #include <tools/link.hxx>
      34             : #include <osl/module.h>
      35             : 
      36             : #include <memory>
      37             : 
      38             : //.........................................................................
      39             : namespace dbaui
      40             : {
      41             : //.........................................................................
      42             : 
      43             : //=========================================================================
      44             : //= OOdbcLibWrapper
      45             : //=========================================================================
      46             : /** base for helper classes wrapping functionality from an ODBC library
      47             : */
      48             : class OOdbcLibWrapper
      49             : {
      50             :     oslModule           m_pOdbcLib;     // the library handle
      51             :     ::rtl::OUString     m_sLibPath;     // the path to the library
      52             : 
      53             : public:
      54             : #ifdef HAVE_ODBC_SUPPORT
      55           0 :     sal_Bool    isLoaded() const { return NULL != m_pOdbcLib; }
      56             : #else
      57             :     sal_Bool    isLoaded() const { return sal_False; }
      58             : #endif
      59           0 :     ::rtl::OUString getLibraryName() const { return m_sLibPath; }
      60             : 
      61             : protected:
      62             : #ifndef HAVE_ODBC_SUPPORT
      63             :     OOdbcLibWrapper() : m_pOdbcLib(NULL) { }
      64             : #else
      65             :     OOdbcLibWrapper();
      66             : #endif
      67             :     ~OOdbcLibWrapper();
      68             : 
      69             :     oslGenericFunction  loadSymbol(const sal_Char* _pFunctionName);
      70             : 
      71             :     /// load the lib
      72             :     sal_Bool    load(const sal_Char* _pLibPath);
      73             :     /// unload the lib
      74             :     void        unload();
      75             : };
      76             : 
      77             : //=========================================================================
      78             : //= OOdbcEnumeration
      79             : //=========================================================================
      80             : struct OdbcTypesImpl;
      81             : class OOdbcEnumeration : public OOdbcLibWrapper
      82             : {
      83             : #ifdef HAVE_ODBC_SUPPORT
      84             :     // entry points for ODBC administration
      85             :     oslGenericFunction  m_pAllocHandle;
      86             :     oslGenericFunction  m_pFreeHandle;
      87             :     oslGenericFunction  m_pSetEnvAttr;
      88             :     oslGenericFunction  m_pDataSources;
      89             : 
      90             : #endif
      91             :     OdbcTypesImpl*  m_pImpl;
      92             :         // needed because we can't have a member of type SQLHANDLE: this would require us to include the respective
      93             :         // ODBC file, which would lead to a lot of conflicts with other includes
      94             : 
      95             : public:
      96             :     OOdbcEnumeration();
      97             :     ~OOdbcEnumeration();
      98             : 
      99             :     void        getDatasourceNames(StringBag& _rNames);
     100             : 
     101             : protected:
     102             :     /// ensure that an ODBC environment is allocated
     103             :     sal_Bool    allocEnv();
     104             :     /// free any allocated ODBC environment
     105             :     void        freeEnv();
     106             : };
     107             : 
     108             : //=========================================================================
     109             : //= OOdbcManagement
     110             : //=========================================================================
     111             : #ifdef HAVE_ODBC_ADMINISTRATION
     112             : class ProcessTerminationWait;
     113             : class OOdbcManagement
     114             : {
     115             :     ::std::auto_ptr< ProcessTerminationWait >   m_pProcessWait;
     116             :     Link                                        m_aAsyncFinishCallback;
     117             : 
     118             : public:
     119             :     OOdbcManagement( const Link& _rAsyncFinishCallback );
     120             :     ~OOdbcManagement();
     121             : 
     122             :     bool    manageDataSources_async();
     123             :     bool    isRunning() const;
     124             : };
     125             : #endif
     126             : 
     127             : //.........................................................................
     128             : }   // namespace dbaui
     129             : //.........................................................................
     130             : 
     131             : #endif // _DBAUI_ODBC_CONFIG_HXX_
     132             : 
     133             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */