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/*
* Copyright (C) 2007-2019 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#include "bu/nullstream.h"
Bu::NullStream::NullStream() :
sRead( 0 ),
sWrote( 0 )
{
}
Bu::NullStream::~NullStream()
{
}
void Bu::NullStream::close()
{
sRead = sWrote = 0;
}
Bu::size Bu::NullStream::read( void *pBuf, Bu::size nBytes )
{
memset( pBuf, 0, nBytes );
sRead += nBytes;
return nBytes;
}
Bu::String Bu::NullStream::readLine()
{
sRead++;
return Bu::String("\0", 1 );
}
Bu::size Bu::NullStream::write( const void *, Bu::size nBytes )
{
sWrote += nBytes;
return nBytes;
}
Bu::size Bu::NullStream::tell()
{
return sRead + sWrote;
}
void Bu::NullStream::seek( Bu::size )
{
}
void Bu::NullStream::setPos( Bu::size )
{
}
void Bu::NullStream::setPosEnd( Bu::size )
{
}
bool Bu::NullStream::isEos()
{
return false;
}
bool Bu::NullStream::isOpen()
{
return true;
}
void Bu::NullStream::flush()
{
}
bool Bu::NullStream::canRead()
{
return true;
}
bool Bu::NullStream::canWrite()
{
return true;
}
bool Bu::NullStream::isReadable()
{
return true;
}
bool Bu::NullStream::isWritable()
{
return true;
}
bool Bu::NullStream::isSeekable()
{
return false;
}
bool Bu::NullStream::isBlocking()
{
return true;
}
void Bu::NullStream::setBlocking( bool )
{
}
void Bu::NullStream::setSize( Bu::size )
{
}
Bu::size Bu::NullStream::getSize() const
{
return 0;
}
Bu::size Bu::NullStream::getBlockSize() const
{
return 0;
}
Bu::String Bu::NullStream::getLocation() const
{
return "";
}
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