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/*
SPDX-FileCopyrightText: 2002 Szombathelyi György <gyurco@users.sourceforge.net>
SPDX-FileCopyrightText: 2004-2022 Krusader Krew <https://krusader.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "kisofile.h"
KIsoFile::KIsoFile(KArchive *archive,
const QString &name,
int access,
time_t date,
time_t adate,
time_t cdate,
const QString &user,
const QString &group,
const QString &symlink,
long long pos,
long long size)
: KArchiveFile(archive, name, access, QDateTime::fromSecsSinceEpoch(static_cast<uint>(date)), user, group, symlink, pos, size)
{
m_adate = adate;
m_cdate = cdate;
m_algo[0] = 0;
m_algo[1] = 0;
m_parms[0] = 0;
m_parms[1] = 0;
m_realsize = 0;
}
KIsoFile::~KIsoFile() = default;
void KIsoFile::setZF(char algo[2], char parms[2], long long realsize)
{
m_algo[0] = algo[0];
m_algo[1] = algo[1];
m_parms[0] = parms[0];
m_parms[1] = parms[1];
m_realsize = realsize;
}
QByteArray KIsoFile::dataAt(long long pos, long long count) const
{
QByteArray r;
qint64 rlen;
if (archive()->device()->seek(position() + pos)) {
r.resize(static_cast<int>(((pos + count) < size()) ? count : size() - pos));
if (r.size()) {
rlen = archive()->device()->read(r.data(), r.size());
if (rlen == -1)
r.resize(0);
else if (rlen != (int)r.size())
r.resize(static_cast<int>(rlen));
}
}
return r;
}
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