gparted/include/Partition.h

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/* Copyright (C) 2004 Bart
* Copyright (C) 2008, 2009, 2010 Curtis Gedak
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*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* READ THIS!!
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* Partition isn't really a partition. It's more like a geometry, a continuous part of the disk.
* I use it to represent partitions as well as unallocated spaces
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*/
#ifndef PARTITION
#define PARTITION
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#include "../include/Utils.h"
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namespace GParted
{
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enum PartitionType {
TYPE_PRIMARY = 0,
TYPE_LOGICAL = 1,
TYPE_EXTENDED = 2,
TYPE_UNALLOCATED = 3
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};
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enum PartitionStatus {
STAT_REAL = 0,
STAT_NEW = 1,
STAT_COPY = 2,
STAT_FORMATTED = 3
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};
enum PartitionAlignment {
ALIGN_CYLINDER = 0, //Align to nearest cylinder
ALIGN_MEBIBYTE = 1, //Align to nearest mebibyte
ALIGN_STRICT = 2 //Strict alignment - no rounding
// Indicator if start and end sectors must remain unchanged
};
//FIXME: we should make a difference between partition- and file system size.
//especially in the core this can make a difference when giving detailed feedback. With new cairosupport in gtkmm
//it's even possible to make stuff like this visible in the GUI in a nice and clear way
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class Partition
{
public:
Partition() ;
Partition( const Glib::ustring & path ) ;
~Partition() ;
void Reset() ;
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//simple Set-functions. only for convenience, since most members are public
void Set( const Glib::ustring & device_path,
const Glib::ustring & partition,
int partition_number,
PartitionType type,
FILESYSTEM filesystem,
Sector sector_start,
Sector sector_end,
Byte_Value sector_size,
bool inside_extended,
bool busy ) ;
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void Set_Unused( Sector sectors_unused ) ;
void set_used( Sector sectors_used ) ;
void Set_Unallocated( const Glib::ustring & device_path,
Sector sector_start,
Sector sector_end,
Byte_Value sector_size,
bool inside_extended );
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//update partition number (used when a logical partition is deleted)
void Update_Number( int new_number );
void add_path( const Glib::ustring & path, bool clear_paths = false ) ;
void add_paths( const std::vector<Glib::ustring> & paths, bool clear_paths = false ) ;
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Byte_Value get_byte_length() const ;
Sector get_sector_length() const ;
Glib::ustring get_path() const ;
std::vector<Glib::ustring> get_paths() const ;
void add_mountpoint( const Glib::ustring & mountpoint, bool clear_mountpoints = false ) ;
void add_mountpoints( const std::vector<Glib::ustring> & mountpoints, bool clear_mountpoints = false ) ;
Glib::ustring get_mountpoint() const ;
void clear_mountpoints() ;
std::vector<Glib::ustring> get_mountpoints() const ;
Sector get_sector() const ;
bool test_overlap( const Partition & partition ) const ;
bool operator==( const Partition & partition ) const ;
bool operator!=( const Partition & partition ) const ;
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//some public members
Glib::ustring device_path ;
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int partition_number;
PartitionType type;// UNALLOCATED, PRIMARY, LOGICAL, etc...
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PartitionStatus status; //STAT_REAL, STAT_NEW, etc..
PartitionAlignment alignment; //ALIGN_CYLINDER, ALIGN_STRICT, etc
FILESYSTEM filesystem ;
Glib::ustring label ;
Glib::ustring uuid ;
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Sector sector_start;
Sector sector_end;
Sector sectors_used;
Sector sectors_unused;
Gdk::Color color;
bool inside_extended;
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bool busy;
std::vector<Glib::ustring> messages ;
std::vector<Glib::ustring> flags ;
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std::vector<Partition> logicals ;
bool strict_start ; //Indicator if start sector must stay unchanged
Sector free_space_before ; //Free space preceding partition value
Byte_Value sector_size ; //Sector size of the disk device needed for converting to/from sectors and bytes.
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private:
void sort_paths_and_remove_duplicates() ;
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static bool compare_paths( const Glib::ustring & A, const Glib::ustring & B ) ;
std::vector<Glib::ustring> paths ;
std::vector<Glib::ustring> mountpoints ;
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};
}//GParted
#endif //PARTITION