/usr/include/ptlib/dynalink.h is in libpt-dev 2.10.11~dfsg-2.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | /*
* dynalink.h
*
* Dynamic Link Library abstraction class.
*
* Portable Windows Library
*
* Copyright (c) 1993-1998 Equivalence Pty. Ltd.
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Portable Windows Library.
*
* The Initial Developer of the Original Code is Equivalence Pty. Ltd.
*
* Portions are Copyright (C) 1993 Free Software Foundation, Inc.
* All Rights Reserved.
*
* Contributor(s): ______________________________________.
*
* $Revision: 24177 $
* $Author: rjongbloed $
* $Date: 2010-04-05 06:52:04 -0500 (Mon, 05 Apr 2010) $
*/
#ifndef PTLIB_DYNALINK_H
#define PTLIB_DYNALINK_H
#if !defined(P_RTEMS)
#ifdef P_USE_PRAGMA
#pragma interface
#endif
/**A dynamic link library. This allows the loading at run time of code
modules for use by an application.
MacOS X/darwin supports plugins linked as object file image (linked with the -bundle arg to ld) or
dynamic libraries (-dynamic).
On all Unix platforms the file name should end in ".so".
On Windows the filename should end in ".dll"
*/
class PDynaLink : public PObject
{
PCLASSINFO(PDynaLink, PObject);
public:
/**@name Construction */
//@{
/**Create a new dyna-link, loading the specified module. The first,
parameterless, form does load a library.
*/
PDynaLink();
/**Create a new dyna-link, loading the specified module. The first,
parameterless, form does load a library.
*/
PDynaLink(
const PString & name ///< Name of the dynamically loadable module.
);
/**Destroy the dyna-link, freeing the module.
*/
~PDynaLink();
//@}
/**@name Load/Unload function */
//@{
/* Open a new dyna-link, loading the specified module.
@return
true if the library was loaded.
*/
virtual PBoolean Open(
const PString & name ///< Name of the dynamically loadable module.
);
/**Close the dyna-link library.
*/
virtual void Close();
/**Dyna-link module is loaded and may be accessed.
*/
virtual PBoolean IsLoaded() const;
/**Get the name of the loaded library. If the library is not loaded
this may return an empty string.
If <code>full</code> is true then the full pathname of the library
is returned otherwise only the name part is returned.
@return
String for the library name.
*/
virtual PString GetName(
PBoolean full = false ///< Flag for full or short path name
) const;
/**Get the extension used by this platform for dynamic link libraries.
@return
String for file extension.
*/
static PString GetExtension();
//@}
/**@name DLL entry point functions */
//@{
/// Primitive pointer to a function for a dynamic link module.
typedef void (*Function)();
/**Get a pointer to the function in the dynamically loadable module.
@return
true if function was found.
*/
PBoolean GetFunction(
PINDEX index, ///< Ordinal number of the function to get.
Function & func ///< Refrence to point to function to get.
);
/**Get a pointer to the function in the dynamically loadable module.
@return
true if function was found.
*/
PBoolean GetFunction(
const PString & name, ///< Name of the function to get.
Function & func ///< Refrence to point to function to get.
);
///< Return OS error code for last operation
const PString & GetLastError() const { return m_lastError; }
//@}
protected:
PString m_lastError;
// Include platform dependent part of class
#ifdef _WIN32
#include "msos/ptlib/dynalink.h"
#else
#include "unix/ptlib/dynalink.h"
#endif
};
#endif // !defined(P_RTEMS)
#endif //PTLIB_DYNALINK_H
// End Of File ///////////////////////////////////////////////////////////////
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