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Diffstat (limited to 'kdecore/kqiodevicegzip_p.cpp')
| -rw-r--r-- | kdecore/kqiodevicegzip_p.cpp | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/kdecore/kqiodevicegzip_p.cpp b/kdecore/kqiodevicegzip_p.cpp deleted file mode 100644 index 0dcabed74..000000000 --- a/kdecore/kqiodevicegzip_p.cpp +++ /dev/null @@ -1,163 +0,0 @@ -/* This file is part of the KDE project - Copyright (C) 2001,2005 Nicolas GOUTTE <nicog@snafu.de> - - This library 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 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - along with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -// TODO: more error report and control - -#include <tqstring.h> -#include "kqiodevicegzip_p.h" - -KQIODeviceGZip::KQIODeviceGZip(const TQString& filename) -{ - m_gzfile=0; - m_ungetchar=-1; - m_filename=filename; - setFlags(IO_Sequential); // We have no direct access, so it is sequential! - // NOTE: "sequential" also means that you cannot use size() -} - -KQIODeviceGZip::~KQIODeviceGZip(void) -{ - if (m_gzfile) - close(); -} - -bool KQIODeviceGZip::open(TQ_OpenMode mode) -{ - if (m_gzfile) - close(); // One file is already open, so close it first. - if (m_filename.isEmpty()) - return false; // No file name, cannot open! - - if (IO_ReadOnly==mode) - { - m_gzfile=gzopen(TQFile::encodeName(m_filename),"rb"); - } - else if (IO_WriteOnly==mode) - { - m_gzfile=gzopen(TQFile::encodeName(m_filename),"wb9"); // Always set best compression - } - else - { - // We only support read only or write only, nothing else! - return false; - } - return (m_gzfile!=0); -} - -void KQIODeviceGZip::close(void) -{ - if (m_gzfile) - { - gzclose(m_gzfile); - m_gzfile=0; - } -} - -void KQIODeviceGZip::flush(void) -{ - // Always try to flush, do not return any error! - if (m_gzfile) - { - gzflush(m_gzfile,Z_SYNC_FLUSH); - } -} - -#ifdef USE_QT4 -qint64 KQIODeviceGZip::size(void) const -#else // USE_QT4 -TQIODevice::Offset KQIODeviceGZip::size(void) const -#endif // USE_QT4 -{ - return 0; // You cannot determine size! -} - -TQIODevice::Offset KQIODeviceGZip::at() const -{ - if (!m_gzfile) - return 0; - return gztell(m_gzfile); -} - -bool KQIODeviceGZip::at(TQIODevice::Offset pos) -{ - if (!m_gzfile) - return false; - return (gzseek(m_gzfile,pos,SEEK_SET)>=0); -} - -bool KQIODeviceGZip::atEnd() const -{ - if (!m_gzfile) - return true; - return gzeof(m_gzfile); -} - -bool KQIODeviceGZip::reset(void) -{ - if (!m_gzfile) - return false; //Say we arew at end of file - return (gzrewind(m_gzfile)>=0); -} - -TQT_TQIO_LONG KQIODeviceGZip::tqreadBlock( char *data, TQT_TQIO_ULONG maxlen ) -{ - TQ_LONG result=0; - if (m_gzfile) - { - result=gzread(m_gzfile,data,maxlen); - if (result<0) result=0; - } - return result; -} - -TQT_TQIO_LONG KQIODeviceGZip::tqwriteBlock( const char *data, TQT_TQIO_ULONG len ) -{ - TQ_ULONG result=0; - if (m_gzfile) - { - result=gzwrite(m_gzfile,(char*)data,len); - } - return result; -} - -int KQIODeviceGZip::getch() -{ - if (m_ungetchar>0) - { - const int ch=m_ungetchar; - m_ungetchar=-1; - return ch; - } - if (!m_gzfile) - return -1; - return gzgetc(m_gzfile); -} - -int KQIODeviceGZip::putch( int ch) -{ - if (!m_gzfile) - return -1; - return gzputc(m_gzfile,ch); -} - -int KQIODeviceGZip::ungetch(int ch) -{ - m_ungetchar=ch; - return ch; -} |