Clementine-audio-player-Mac.../3rdparty/taglib/toolkit/tbytevectorlist.cpp

103 lines
3.4 KiB
C++

/***************************************************************************
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/ *
***************************************************************************/
#include "tbytevectorlist.h"
using namespace TagLib;
class ByteVectorListPrivate
{
};
////////////////////////////////////////////////////////////////////////////////
// static members
////////////////////////////////////////////////////////////////////////////////
ByteVectorList ByteVectorList::split(const ByteVector &v, const ByteVector &pattern,
int byteAlign)
{
return split(v, pattern, byteAlign, 0);
}
ByteVectorList ByteVectorList::split(const ByteVector &v, const ByteVector &pattern,
int byteAlign, int max)
{
ByteVectorList l;
unsigned int previousOffset = 0;
for(int offset = v.find(pattern, 0, byteAlign);
offset != -1 && (max == 0 || max > int(l.size()) + 1);
offset = v.find(pattern, offset + pattern.size(), byteAlign))
{
if(offset - previousOffset >= 1)
l.append(v.mid(previousOffset, offset - previousOffset));
else
l.append(ByteVector());
previousOffset = offset + pattern.size();
}
if(previousOffset < v.size())
l.append(v.mid(previousOffset, v.size() - previousOffset));
return l;
}
////////////////////////////////////////////////////////////////////////////////
// public members
////////////////////////////////////////////////////////////////////////////////
ByteVectorList::ByteVectorList() : List<ByteVector>()
{
}
ByteVectorList::ByteVectorList(const ByteVectorList &l) : List<ByteVector>(l)
{
}
ByteVectorList::~ByteVectorList()
{
}
ByteVector ByteVectorList::toByteVector(const ByteVector &separator) const
{
ByteVector v;
ConstIterator it = begin();
while(it != end()) {
v.append(*it);
it++;
if(it != end())
v.append(separator);
}
return v;
}