/usr/include/taglib/tfilestream.h is in libtag1-dev 1.9.1-2.4ubuntu1.
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) 2002 - 2008 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#ifndef TAGLIB_FILESTREAM_H
#define TAGLIB_FILESTREAM_H
#include "taglib_export.h"
#include "taglib.h"
#include "tbytevector.h"
#include "tiostream.h"
namespace TagLib {
class String;
class Tag;
class AudioProperties;
//! A file class with some useful methods for tag manipulation
/*!
* This class is a basic file class with some methods that are particularly
* useful for tag editors. It has methods to take advantage of
* ByteVector and a binary search method for finding patterns in a file.
*/
class TAGLIB_EXPORT FileStream : public IOStream
{
public:
/*!
* Construct a File object and opens the \a file. \a file should be a
* be a C-string in the local file system encoding.
*/
FileStream(FileName file, bool openReadOnly = false);
/*!
* Destroys this FileStream instance.
*/
virtual ~FileStream();
/*!
* Returns the file name in the local file system encoding.
*/
FileName name() const;
/*!
* Reads a block of size \a length at the current get pointer.
*/
ByteVector readBlock(ulong length);
/*!
* Attempts to write the block \a data at the current get pointer. If the
* file is currently only opened read only -- i.e. readOnly() returns true --
* this attempts to reopen the file in read/write mode.
*
* \note This should be used instead of using the streaming output operator
* for a ByteVector. And even this function is significantly slower than
* doing output with a char[].
*/
void writeBlock(const ByteVector &data);
/*!
* Insert \a data at position \a start in the file overwriting \a replace
* bytes of the original content.
*
* \note This method is slow since it requires rewriting all of the file
* after the insertion point.
*/
void insert(const ByteVector &data, ulong start = 0, ulong replace = 0);
/*!
* Removes a block of the file starting a \a start and continuing for
* \a length bytes.
*
* \note This method is slow since it involves rewriting all of the file
* after the removed portion.
*/
void removeBlock(ulong start = 0, ulong length = 0);
/*!
* Returns true if the file is read only (or if the file can not be opened).
*/
bool readOnly() const;
/*!
* Since the file can currently only be opened as an argument to the
* constructor (sort-of by design), this returns if that open succeeded.
*/
bool isOpen() const;
/*!
* Move the I/O pointer to \a offset in the file from position \a p. This
* defaults to seeking from the beginning of the file.
*
* \see Position
*/
void seek(long offset, Position p = Beginning);
/*!
* Reset the end-of-file and error flags on the file.
*/
void clear();
/*!
* Returns the current offset within the file.
*/
long tell() const;
/*!
* Returns the length of the file.
*/
long length();
/*!
* Truncates the file to a \a length.
*/
void truncate(long length);
protected:
/*!
* Returns the buffer size that is used for internal buffering.
*/
static uint bufferSize();
private:
class FileStreamPrivate;
FileStreamPrivate *d;
};
}
#endif
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