/*
 * 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/archivestream.h"

Bu::ArchiveStream::ArchiveStream( Bu::Archive &ar ) :
    ar( ar ),
    iPos( 0 )
{
}

Bu::ArchiveStream::~ArchiveStream()
{
}

void Bu::ArchiveStream::close()
{
    ar.close();
}

Bu::size Bu::ArchiveStream::read( void *pBuf, size iBytes )
{
    ar.read( pBuf, iBytes );
    iPos += iBytes;
    return iBytes;
}

Bu::size Bu::ArchiveStream::write( const void *pBuf, size iBytes )
{
    ar.write( pBuf, iBytes );
    iPos += iBytes;
    return iBytes;
}

Bu::size Bu::ArchiveStream::tell()
{
    return iPos;
}

void Bu::ArchiveStream::seek( Bu::size )
{
    throw Bu::UnsupportedException();
}

void Bu::ArchiveStream::setPos( Bu::size )
{
    throw Bu::UnsupportedException();
}

void Bu::ArchiveStream::setPosEnd( Bu::size )
{
    throw Bu::UnsupportedException();
}

bool Bu::ArchiveStream::isEos()
{
    return false;
}

bool Bu::ArchiveStream::isOpen()
{
    return true;
}

void Bu::ArchiveStream::flush()
{
}

bool Bu::ArchiveStream::canRead()
{
    return true;
}

bool Bu::ArchiveStream::canWrite()
{
    return true;
}

bool Bu::ArchiveStream::isReadable()
{
    return true;
}

bool Bu::ArchiveStream::isWritable()
{
    return true;
}

bool Bu::ArchiveStream::isSeekable()
{
    return false;
}

bool Bu::ArchiveStream::isBlocking()
{
    return false;
}

void Bu::ArchiveStream::setBlocking( bool )
{
    throw Bu::UnsupportedException();
}

void Bu::ArchiveStream::setSize( Bu::size )
{
    throw Bu::UnsupportedException();
}

Bu::size Bu::ArchiveStream::getSize() const
{
    return iPos;
}

Bu::size Bu::ArchiveStream::getBlockSize() const
{
    return 1;
}

Bu::String Bu::ArchiveStream::getLocation() const
{
    return "Archive";
}