zipinputstream.cpp

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#include "zipios++/zipios-config.h"
 
#include "zipios++/meta-iostreams.h"
 
#include "zipios++/zipinputstreambuf.h"
#include "zipios++/zipinputstream.h"
 
using std::istream;
 
namespace zipios {
 
ZipInputStream::ZipInputStream( std::istream &is, std::streampos pos ) 
  : istream( 0 ), 
// SGIs basic_ifstream calls istream with 0, but calls basic_ios constructor first??
    ifs( 0 )
{
  izf = new ZipInputStreambuf( is.rdbuf(), pos ) ;
//  this->rdbuf( izf ) ; is replaced by:
  this->init( izf ) ;
}
 
ZipInputStream::ZipInputStream( const std::string &filename, std::streampos pos )
  : istream( 0 ),
    ifs( 0 )
{
  ifs = new std::ifstream( filename.c_str(), std::ios::in |std:: ios::binary ) ;
  izf = new ZipInputStreambuf( ifs->rdbuf(), pos ) ;
//  this->rdbuf( izf ) ; is replaced by:
  this->init( izf ) ;
}
 
int ZipInputStream::available() {
  return 1 ; // FIXME: Dummy implementation
}
 
void ZipInputStream::closeEntry() {
  izf->closeEntry() ;
}
 
void ZipInputStream::close() {
  izf->close() ;  
}
 
//    ZipLocalEntry *ZipInputStream::createZipCDirEntry( const string
//    &name ) {}
 
ConstEntryPointer ZipInputStream::getNextEntry() {
  clear() ; // clear eof and other flags.
  return izf->getNextEntry() ;
}
 
ZipInputStream::~ZipInputStream() {
  // It's ok to call delete with a Null pointer.
  delete izf ;
  delete ifs ;
}
 
} // namespace
 
/*
  Zipios++ - a small C++ library that provides easy access to .zip files.
  Copyright (C) 2000  Thomas Sшndergaard
  
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser 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
  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
*/