/usr/include/podofo/base/PdfRefCountedInputDevice.h is in libpodofo-dev 0.9.4-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2006 by Dominik Seichter *
* domseichter@web.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
* In addition, as a special exception, the copyright holders give *
* permission to link the code of portions of this program with the *
* OpenSSL library under certain conditions as described in each *
* individual source file, and distribute linked combinations *
* including the two. *
* You must obey the GNU General Public License in all respects *
* for all of the code used other than OpenSSL. If you modify *
* file(s) with this exception, you may extend this exception to your *
* version of the file(s), but you are not obligated to do so. If you *
* do not wish to do so, delete this exception statement from your *
* version. If you delete this exception statement from all source *
* files in the program, then also delete it here. *
***************************************************************************/
#ifndef _PDF_REF_COUNTED_INPUT_DEVICE_H_
#define _PDF_REF_COUNTED_INPUT_DEVICE_H_
#include "PdfDefines.h"
namespace PoDoFo {
class PdfInputDevice;
/**
* A reference counted input device object
* which is closed as soon as the last
* object having access to it is deleted.
*/
class PODOFO_API PdfRefCountedInputDevice {
public:
/** Created an empty reference counted input device object
* The input device will be initialize to NULL
*/
PdfRefCountedInputDevice();
/** Create a new PdfRefCountedInputDevice which reads from a file.
* The file is opened using fopen()
* \param pszFilename a filename to be passed to fopen
* \param pszMode a mode string that can be passed to fopen
*/
PdfRefCountedInputDevice( const char* pszFilename, const char* pszMode );
#ifdef _WIN32
/** Create a new PdfRefCountedInputDevice which reads from a file.
* The file is opened using fopen()
* \param pszFilename a filename to be passed to fopen
* \param pszMode a mode string that can be passed to fopen
*
* This is an overloaded member function to allow working
* with unicode characters. On Unix systes you can also path
* UTF-8 to the const char* overload.
*
*/
PdfRefCountedInputDevice( const wchar_t* pszFilename, const char* pszMode );
#endif // _WIN32
/** Create a new PdfRefCountedInputDevice which operates on a in memory buffer
*
* \param pBuffer pointer to the buffer
* \param lLen length of the buffer
*/
PdfRefCountedInputDevice( const char* pBuffer, size_t lLen );
/** Create a new PdfRefCountedInputDevice from an PdfInputDevice
*
* \param pDevice the input device. It will be owned and deleted by this object.
*/
PdfRefCountedInputDevice( PdfInputDevice* pDevice );
/** Copy an existing PdfRefCountedFile and increase
* the reference count
* \param rhs the PdfRefCountedFile to copy
*/
PdfRefCountedInputDevice( const PdfRefCountedInputDevice & rhs );
/** Decrease the reference count and close the file
* if this is the last owner
*/
~PdfRefCountedInputDevice();
/** Get access to the file handle
* \returns the file handle
*/
PODOFO_NOTHROW inline PdfInputDevice* Device() const;
/** Copy an existing PdfRefCountedFile and increase
* the reference count
* \param rhs the PdfRefCountedFile to copy
* \returns the copied object
*/
const PdfRefCountedInputDevice & operator=( const PdfRefCountedInputDevice & rhs );
private:
/** Detach from the reference counted file
*/
void Detach();
private:
typedef struct {
PdfInputDevice* m_pDevice;
long m_lRefCount;
} TRefCountedInputDevice;
TRefCountedInputDevice* m_pDevice;
};
// -----------------------------------------------------
//
// -----------------------------------------------------
inline PdfInputDevice* PdfRefCountedInputDevice::Device() const
{
return m_pDevice ? m_pDevice->m_pDevice : NULL;
}
};
#endif // _PDF_REF_COUNTED_INPUT_DEVICE_H_
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