Main Page | Namespace List | Class Hierarchy | Class List | Directories | File List | Class Members | File Members

dynalink.h

Go to the documentation of this file.
00001 /*
00002  * dynalink.h
00003  *
00004  * Dynamic Link Library abstraction class.
00005  *
00006  * Portable Windows Library
00007  *
00008  * Copyright (c) 1993-1998 Equivalence Pty. Ltd.
00009  *
00010  * The contents of this file are subject to the Mozilla Public License
00011  * Version 1.0 (the "License"); you may not use this file except in
00012  * compliance with the License. You may obtain a copy of the License at
00013  * http://www.mozilla.org/MPL/
00014  *
00015  * Software distributed under the License is distributed on an "AS IS"
00016  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
00017  * the License for the specific language governing rights and limitations
00018  * under the License.
00019  *
00020  * The Original Code is Portable Windows Library.
00021  *
00022  * The Initial Developer of the Original Code is Equivalence Pty. Ltd.
00023  *
00024  * Portions are Copyright (C) 1993 Free Software Foundation, Inc.
00025  * All Rights Reserved.
00026  *
00027  * Contributor(s): ______________________________________.
00028  *
00029  * $Log: dynalink.h,v $
00030  * Revision 1.16  2004/07/11 07:56:35  csoutheren
00031  * Applied jumbo VxWorks patch, thanks to Eize Slange
00032  *
00033  * Revision 1.15  2004/02/22 02:38:33  ykiryanov
00034  * Removed ifndef BEOS when declaring PDynalink
00035  *
00036  * Revision 1.14  2003/09/17 05:41:58  csoutheren
00037  * Removed recursive includes
00038  *
00039  * Revision 1.13  2003/09/17 01:18:02  csoutheren
00040  * Removed recursive include file system and removed all references
00041  * to deprecated coooperative threading support
00042  *
00043  * Revision 1.12  2003/05/14 00:42:32  rjongbloed
00044  * Added missing virtual keyword to PDynaLink functions.
00045  *
00046  * Revision 1.11  2003/01/24 10:21:06  robertj
00047  * Fixed issues in RTEMS support, thanks Vladimir Nesic
00048  *
00049  * Revision 1.10  2002/10/10 04:43:43  robertj
00050  * VxWorks port, thanks Martijn Roest
00051  *
00052  * Revision 1.9  2002/09/16 01:08:59  robertj
00053  * Added #define so can select if #pragma interface/implementation is used on
00054  *   platform basis (eg MacOS) rather than compiler, thanks Robert Monaghan.
00055  *
00056  * Revision 1.8  2001/06/30 06:59:06  yurik
00057  * Jac Goudsmit from Be submit these changes 6/28. Implemented by Yuri Kiryanov
00058  *
00059  * Revision 1.7  2001/05/22 12:49:32  robertj
00060  * Did some seriously wierd rewrite of platform headers to eliminate the
00061  *   stupid GNU compiler warning about braces not matching.
00062  *
00063  * Revision 1.6  1999/03/09 02:59:49  robertj
00064  * Changed comments to doc++ compatible documentation.
00065  *
00066  * Revision 1.5  1999/02/16 08:07:11  robertj
00067  * MSVC 6.0 compatibility changes.
00068  *
00069  * Revision 1.4  1998/09/23 06:20:29  robertj
00070  * Added open source copyright license.
00071  *
00072  * Revision 1.3  1997/06/16 13:15:52  robertj
00073  * Added function to get a dyna-link libraries name.
00074  *
00075  * Revision 1.2  1997/06/08 04:49:20  robertj
00076  * Added DLL file extension string function.
00077  *
00078  * Revision 1.1  1995/03/14 12:44:08  robertj
00079  * Initial revision
00080  *
00081  */
00082 
00083 #ifndef _PDYNALINK
00084 #define _PDYNALINK
00085 
00086 #if !defined(P_RTEMS)
00087 
00088 #ifdef P_USE_PRAGMA
00089 #pragma interface
00090 #endif
00091 
00095 class PDynaLink : public PObject
00096 {
00097   PCLASSINFO(PDynaLink, PObject);
00098 
00099   public:
00105     PDynaLink();
00109     PDynaLink(
00110       const PString & name    
00111     );
00112 
00115     ~PDynaLink();
00117 
00120     /* Open a new dyna-link, loading the specified module.
00121 
00122        @return
00123        TRUE if the library was loaded.
00124      */
00125     virtual BOOL Open(
00126       const PString & name    
00127     );
00128 
00131     virtual void Close();
00132 
00135     virtual BOOL IsLoaded() const;
00136 
00146     virtual PString GetName(
00147       BOOL full = FALSE  
00148     ) const;
00149 
00155     static PString GetExtension();
00157 
00160 
00161     typedef void (*Function)();
00162 
00163 
00169     BOOL GetFunction(
00170       PINDEX index,    
00171       Function & func  
00172     );
00173 
00179     BOOL GetFunction(
00180       const PString & name,  
00181       Function & func        
00182     );
00184 
00185 
00186 // Include platform dependent part of class
00187 #ifdef _WIN32
00188 #include "msos/ptlib/dynalink.h"
00189 #else
00190 #include "unix/ptlib/dynalink.h"
00191 #endif
00192 };
00193 
00194 #endif // !defined(P_RTEMS)
00195 
00196 #endif
00197 
00198 // End Of File ///////////////////////////////////////////////////////////////

Generated on Sat Dec 22 16:46:50 2007 for PWLib by  doxygen 1.4.2