Dasd.h

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/*
 * Copyright (c) [2004-2009] Novell, Inc.
 *
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as published
 * by the Free Software Foundation.
 *
 * This program 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, contact Novell, Inc.
 *
 * To contact Novell about this file by physical or electronic mail, you may
 * find current contact information at www.novell.com.
 */


#ifndef DASD_H
#define DASD_H

#include "y2storage/Disk.h"

namespace storage
{

class SystemCmd;
class ProcPart;

class Dasd : public Disk
    {
    friend class Storage;
    public:
        Dasd( Storage * const s, const string& Name, unsigned long long Size );
        Dasd( const Dasd& rhs );
        virtual ~Dasd();
        int createPartition( storage::PartitionType type, long unsigned start,
                             long unsigned len, string& device,
                             bool checkRelaxed=false );
        int removePartition( unsigned nr );
        int changePartitionId( unsigned nr, unsigned id ) { return 0; }
        int resizePartition( Partition* p, unsigned long newCyl );
        int initializeDisk( bool value );
        string fdasdText() const;
        string dasdfmtText( bool doing ) const;
        static string dasdfmtTexts( bool single, const string& devs );
        void getCommitActions( std::list<storage::commitAction*>& l ) const;
        int getToCommit( storage::CommitStage stage, std::list<Container*>& col,
                         std::list<Volume*>& vol );
        int commitChanges( storage::CommitStage stage );
        bool detectGeometry();

    protected:
        enum DasdFormat { DASDF_NONE, DASDF_LDL, DASDF_CDL };

        virtual void print( std::ostream& s ) const { s << *this; }
        virtual Container* getCopy() const { return( new Dasd( *this ) ); }
        bool detectPartitionsFdasd(ProcPart& ppart);
        bool detectPartitions( ProcPart& ppart );
        bool checkFdasdOutput( SystemCmd& Cmd, ProcPart& ppart );
        bool scanFdasdLine( const string& Line, unsigned& nr, 
                            unsigned long& start, unsigned long& csize );
        void getGeometry( SystemCmd& cmd, unsigned long& c,
                          unsigned& h, unsigned& s );
        void redetectGeometry() {};
        int doCreate( Volume* v ) { return(doFdasd()); }
        int doRemove( Volume* v ) { return(init_disk?0:doFdasd()); }
        int doFdasd();
        int doResize( Volume* v );
        int doSetType( Volume* v ) { return 0; }
        int doCreateLabel() { return 0; }
        int doDasdfmt();
        DasdFormat fmt;

        Dasd& operator= ( const Dasd& rhs );
        friend std::ostream& operator<< (std::ostream&, const Dasd& );

    };

}

#endif

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