gparted/src/GParted_Core.cc

3434 lines
111 KiB
C++

/* Copyright (C) 2004 Bart 'plors' Hakvoort
* Copyright (C) 2008, 2009, 2010, 2011, 2012 Curtis Gedak
*
* 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.
*/
#include "../include/Win_GParted.h"
#include "../include/GParted_Core.h"
#include "../include/DMRaid.h"
#include "../include/SWRaid.h"
#include "../include/FS_Info.h"
#include "../include/LVM2_PV_Info.h"
#include "../include/OperationCopy.h"
#include "../include/OperationCreate.h"
#include "../include/OperationDelete.h"
#include "../include/OperationFormat.h"
#include "../include/OperationResizeMove.h"
#include "../include/OperationChangeUUID.h"
#include "../include/OperationLabelPartition.h"
#include "../include/Proc_Partitions_Info.h"
#include "../include/btrfs.h"
#include "../include/exfat.h"
#include "../include/ext2.h"
#include "../include/ext3.h"
#include "../include/ext4.h"
#include "../include/fat16.h"
#include "../include/fat32.h"
#include "../include/linux_swap.h"
#include "../include/lvm2_pv.h"
#include "../include/reiserfs.h"
#include "../include/nilfs2.h"
#include "../include/ntfs.h"
#include "../include/xfs.h"
#include "../include/jfs.h"
#include "../include/hfs.h"
#include "../include/hfsplus.h"
#include "../include/reiser4.h"
#include "../include/ufs.h"
#include <set>
#include <cerrno>
#include <cstring>
#include <sys/statvfs.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <mntent.h>
#include <gtkmm/messagedialog.h>
std::vector<Glib::ustring> libparted_messages ; //see ped_exception_handler()
namespace GParted
{
GParted_Core::GParted_Core()
{
lp_device = NULL ;
lp_disk = NULL ;
lp_partition = NULL ;
p_filesystem = NULL ;
thread_status_message = "" ;
ped_exception_set_handler( ped_exception_handler ) ;
//get valid flags ...
for ( PedPartitionFlag flag = ped_partition_flag_next( static_cast<PedPartitionFlag>( NULL ) ) ;
flag ;
flag = ped_partition_flag_next( flag ) )
flags .push_back( flag ) ;
//throw libpartedversion to the stdout to see which version is actually used.
std::cout << "======================" << std::endl ;
std::cout << "libparted : " << ped_get_version() << std::endl ;
std::cout << "======================" << std::endl ;
//initialize file system list
find_supported_filesystems() ;
}
void GParted_Core::find_supported_filesystems()
{
std::map< FILESYSTEM, FileSystem * >::iterator f ;
// TODO: determine whether it is safe to initialize this only once
for ( f = FILESYSTEM_MAP .begin() ; f != FILESYSTEM_MAP .end() ; f++ ) {
if ( f ->second )
delete f ->second ;
}
FILESYSTEM_MAP .clear() ;
FILESYSTEM_MAP[ FS_BTRFS ] = new btrfs() ;
FILESYSTEM_MAP[ FS_EXFAT ] = new exfat() ;
FILESYSTEM_MAP[ FS_EXT2 ] = new ext2() ;
FILESYSTEM_MAP[ FS_EXT3 ] = new ext3() ;
FILESYSTEM_MAP[ FS_EXT4 ] = new ext4() ;
FILESYSTEM_MAP[ FS_FAT16 ] = new fat16() ;
FILESYSTEM_MAP[ FS_FAT32 ] = new fat32() ;
FILESYSTEM_MAP[ FS_HFS ] = new hfs() ;
FILESYSTEM_MAP[ FS_HFSPLUS ] = new hfsplus() ;
FILESYSTEM_MAP[ FS_JFS ] = new jfs() ;
FILESYSTEM_MAP[ FS_LINUX_SWAP ] = new linux_swap() ;
FILESYSTEM_MAP[ FS_LVM2_PV ] = new lvm2_pv() ;
FILESYSTEM_MAP[ FS_NILFS2 ] = new nilfs2() ;
FILESYSTEM_MAP[ FS_NTFS ] = new ntfs() ;
FILESYSTEM_MAP[ FS_REISER4 ] = new reiser4() ;
FILESYSTEM_MAP[ FS_REISERFS ] = new reiserfs() ;
FILESYSTEM_MAP[ FS_UFS ] = new ufs() ;
FILESYSTEM_MAP[ FS_XFS ] = new xfs() ;
FILESYSTEM_MAP[ FS_LUKS ] = NULL ;
FILESYSTEM_MAP[ FS_UNKNOWN ] = NULL ;
FILESYSTEMS .clear() ;
FS fs_notsupp;
for ( f = FILESYSTEM_MAP .begin() ; f != FILESYSTEM_MAP .end() ; f++ ) {
if ( f ->second )
FILESYSTEMS .push_back( f ->second ->get_filesystem_support() ) ;
else {
fs_notsupp .filesystem = f ->first ;
FILESYSTEMS .push_back( fs_notsupp ) ;
}
}
}
void GParted_Core::set_user_devices( const std::vector<Glib::ustring> & user_devices )
{
this ->device_paths = user_devices ;
this ->probe_devices = ! user_devices .size() ;
}
void GParted_Core::set_devices( std::vector<Device> & devices )
{
devices .clear() ;
Device temp_device ;
Proc_Partitions_Info pp_info( true ) ; //Refresh cache of proc partition information
FS_Info fs_info( true ) ; //Refresh cache of file system information
DMRaid dmraid( true ) ; //Refresh cache of dmraid device information
SWRaid swraid( true ) ; //Refresh cache of swraid device information
LVM2_PV_Info lvm2_pv_info( true ) ; //Refresh cache of LVM2 PV information
init_maps() ;
//only probe if no devices were specified as arguments..
if ( probe_devices )
{
device_paths .clear() ;
//FIXME: When libparted bug 194 is fixed, remove code to read:
// /proc/partitions
// This was a problem with no floppy drive yet BIOS indicated one existed.
// http://parted.alioth.debian.org/cgi-bin/trac.cgi/ticket/194
//
//try to find all available devices if devices exist in /proc/partitions
std::vector<Glib::ustring> temp_devices = pp_info .get_device_paths() ;
if ( ! temp_devices .empty() )
{
//Try to find all devices in /proc/partitions
for (unsigned int k=0; k < temp_devices .size(); k++)
{
/*TO TRANSLATORS: looks like Scanning /dev/sda */
set_thread_status_message( String::ucompose ( _("Scanning %1"), temp_devices[ k ] ) ) ;
ped_device_get( temp_devices[ k ] .c_str() ) ;
}
//Try to find all swraid devices
if (swraid .is_swraid_supported() ) {
std::vector<Glib::ustring> swraid_devices ;
swraid .get_devices( swraid_devices ) ;
for ( unsigned int k=0; k < swraid_devices .size(); k++ ) {
set_thread_status_message( String::ucompose ( _("Scanning %1"), swraid_devices[k] ) ) ;
ped_device_get( swraid_devices[k] .c_str() ) ;
}
}
//Try to find all dmraid devices
if (dmraid .is_dmraid_supported() ) {
std::vector<Glib::ustring> dmraid_devices ;
dmraid .get_devices( dmraid_devices ) ;
for ( unsigned int k=0; k < dmraid_devices .size(); k++ ) {
set_thread_status_message( String::ucompose ( _("Scanning %1"), dmraid_devices[k] ) ) ;
#ifndef USE_LIBPARTED_DMRAID
dmraid .create_dev_map_entries( dmraid_devices[k] ) ;
settle_device( 1 ) ;
#endif
ped_device_get( dmraid_devices[k] .c_str() ) ;
}
}
}
else
{
//No devices found in /proc/partitions so use libparted to probe devices
ped_device_probe_all();
}
lp_device = ped_device_get_next( NULL );
while ( lp_device )
{
//only add this device if we can read the first sector (which means it's a real device)
char * buf = static_cast<char *>( malloc( lp_device ->sector_size ) ) ;
if ( buf )
{
/*TO TRANSLATORS: looks like Confirming /dev/sda */
set_thread_status_message( String::ucompose ( _("Confirming %1"), lp_device ->path ) ) ;
if ( ped_device_open( lp_device ) )
{
#ifdef HAVE_LIBPARTED_2_2_0_PLUS
//Devices with sector sizes of 512 bytes and higher are supported
if ( ped_device_read( lp_device, buf, 0, 1 ) )
device_paths .push_back( lp_device ->path ) ;
#else
//Only devices with sector sizes of 512 bytes are well supported
if ( lp_device ->sector_size != 512 )
{
/*TO TRANSLATORS: looks like Ignoring device /dev/sde with logical sector size of 2048 bytes. */
Glib::ustring msg = String::ucompose ( _("Ignoring device %1 with logical sector size of %2 bytes."), lp_device ->path, lp_device ->sector_size ) ;
msg += "\n" ;
msg += _("GParted requires libparted version 2.2 or higher to support devices with sector sizes larger than 512 bytes.") ;
std::cout << msg << std::endl << std::endl ;
}
else
{
if ( ped_device_read( lp_device, buf, 0, 1 ) )
device_paths .push_back( lp_device ->path ) ;
}
#endif
ped_device_close( lp_device ) ;
}
free( buf ) ;
}
lp_device = ped_device_get_next( lp_device ) ;
}
close_device_and_disk() ;
std::sort( device_paths .begin(), device_paths .end() ) ;
}
#ifndef USE_LIBPARTED_DMRAID
else
{
//Device paths were passed in on the command line.
//Ensure that dmraid device entries are created
for ( unsigned int t = 0 ; t < device_paths .size() ; t++ )
{
if ( dmraid .is_dmraid_supported() &&
dmraid .is_dmraid_device( device_paths[t] ) )
{
dmraid .create_dev_map_entries( dmraid .get_dmraid_name( device_paths [t] ) ) ;
}
}
}
#endif
for ( unsigned int t = 0 ; t < device_paths .size() ; t++ )
{
/*TO TRANSLATORS: looks like Searching /dev/sda partitions */
set_thread_status_message( String::ucompose ( _("Searching %1 partitions"), device_paths[ t ] ) ) ;
if ( open_device_and_disk( device_paths[ t ], false ) )
{
temp_device .Reset() ;
//device info..
temp_device .add_path( device_paths[ t ] ) ;
temp_device .add_paths( pp_info .get_alternate_paths( temp_device .get_path() ) ) ;
temp_device .model = lp_device ->model ;
temp_device .length = lp_device ->length ;
temp_device .sector_size = lp_device ->sector_size ;
temp_device .heads = lp_device ->bios_geom .heads ;
temp_device .sectors = lp_device ->bios_geom .sectors ;
temp_device .cylinders = lp_device ->bios_geom .cylinders ;
temp_device .cylsize = temp_device .heads * temp_device .sectors ;
//make sure cylsize is at least 1 MiB
if ( temp_device .cylsize < (MEBIBYTE / temp_device .sector_size) )
temp_device .cylsize = (MEBIBYTE / temp_device .sector_size) ;
//normal harddisk
if ( lp_disk )
{
temp_device .disktype = lp_disk ->type ->name ;
temp_device .max_prims = ped_disk_get_max_primary_partition_count( lp_disk ) ;
set_device_partitions( temp_device ) ;
set_mountpoints( temp_device .partitions ) ;
set_used_sectors( temp_device .partitions ) ;
if ( temp_device .highest_busy )
{
temp_device .readonly = ! commit_to_os( 1 ) ;
//Clear libparted messages. Typically these are:
// The kernel was unable to re-read the partition table...
libparted_messages .clear() ;
}
}
//harddisk without disklabel
else
{
temp_device .disktype =
/* TO TRANSLATORS: unrecognized
* means that the partition table for this
* disk device is unknown or not recognized.
*/
_("unrecognized") ;
temp_device .max_prims = -1 ;
Partition partition_temp ;
partition_temp .Set_Unallocated( temp_device .get_path(),
0,
temp_device .length - 1,
temp_device .sector_size,
false );
//Place libparted messages in this unallocated partition
partition_temp .messages .insert( partition_temp .messages .end(),
libparted_messages. begin(),
libparted_messages .end() ) ;
libparted_messages .clear() ;
temp_device .partitions .push_back( partition_temp );
}
devices .push_back( temp_device ) ;
close_device_and_disk() ;
}
}
//clear leftover information...
//NOTE that we cannot clear mountinfo since it might be needed in get_all_mountpoints()
set_thread_status_message("") ;
fstab_info .clear() ;
}
// runs gpart on the specified parameter
void GParted_Core::guess_partition_table(const Device & device, Glib::ustring &buff)
{
int pid, stdoutput, stderror;
std::vector<std::string> argvproc, envpproc;
gunichar tmp;
//Get the char string of the sector_size
std::ostringstream ssIn;
ssIn << device.sector_size;
Glib::ustring str_ssize = ssIn.str();
//Build the command line
argvproc.push_back("gpart");
argvproc.push_back(device.get_path());
argvproc.push_back("-s");
argvproc.push_back(str_ssize);
envpproc .push_back( "LC_ALL=C" ) ;
envpproc .push_back( "PATH=" + Glib::getenv( "PATH" ) ) ;
Glib::spawn_async_with_pipes(Glib::get_current_dir(), argvproc,
envpproc, Glib::SPAWN_SEARCH_PATH, sigc::slot<void>(),
&pid, NULL, &stdoutput, &stderror);
this->iocOutput=Glib::IOChannel::create_from_fd(stdoutput);
while(this->iocOutput->read(tmp)==Glib::IO_STATUS_NORMAL)
{
buff+=tmp;
}
this->iocOutput->close();
return;
}
void GParted_Core::set_thread_status_message( Glib::ustring msg )
{
//Remember to clear status message when finished with thread.
thread_status_message = msg ;
}
Glib::ustring GParted_Core::get_thread_status_message( )
{
return thread_status_message ;
}
bool GParted_Core::snap_to_cylinder( const Device & device, Partition & partition, Glib::ustring & error )
{
Sector diff = 0;
//Determine if partition size is less than half a disk cylinder
bool less_than_half_cylinder = false;
if ( ( partition .sector_end - partition .sector_start ) < ( device .cylsize / 2 ) )
less_than_half_cylinder = true;
if ( partition.type == TYPE_LOGICAL ||
partition.sector_start == device .sectors
)
{
//Must account the relative offset between:
// (A) the Extended Boot Record sector and the next track of the
// logical partition (usually 63 sectors), and
// (B) the Master Boot Record sector and the next track of the first
// primary partition
diff = (partition .sector_start - device .sectors) % device .cylsize ;
}
else if ( partition.sector_start == 34 )
{
// (C) the GUID Partition Table (GPT) and the start of the data
// partition at sector 34
diff = (partition .sector_start - 34 ) % device .cylsize ;
}
else
{
diff = partition .sector_start % device .cylsize ;
}
if ( diff && ! partition .strict_start )
{
if ( diff < ( device .cylsize / 2 ) || less_than_half_cylinder )
partition .sector_start -= diff ;
else
partition .sector_start += (device .cylsize - diff ) ;
}
diff = (partition .sector_end +1) % device .cylsize ;
if ( diff )
{
if ( diff < ( device .cylsize / 2 ) && ! less_than_half_cylinder )
partition .sector_end -= diff ;
else
partition .sector_end += (device .cylsize - diff ) ;
}
return true ;
}
bool GParted_Core::snap_to_mebibyte( const Device & device, Partition & partition, Glib::ustring & error )
{
Sector diff = 0;
if ( partition .sector_start < 2 || partition .type == TYPE_LOGICAL )
{
//Must account the relative offset between:
// (A) the Master Boot Record sector and the first primary/extended partition, and
// (B) the Extended Boot Record sector and the logical partition
//If strict_start is set then do not adjust sector start.
//If this partition is not simply queued for a reformat then
// add space minimum to force alignment to next mebibyte.
if ( (! partition .strict_start)
&& (partition .free_space_before == 0)
&& ( partition .status != STAT_FORMATTED)
)
{
//Unless specifically told otherwise, the Linux kernel considers extended
// boot records to be two sectors long, in order to "leave room for LILO".
partition .sector_start += 2 ;
}
}
//Calculate difference offset from Mebibyte boundary
diff = Sector(partition .sector_start % ( MEBIBYTE / partition .sector_size ));
//Align start sector only if permitted to change start sector
if ( diff && ( (! partition .strict_start)
|| ( partition .strict_start
&& ( partition .status == STAT_NEW
|| partition .status == STAT_COPY
)
)
)
)
{
partition .sector_start += ( (MEBIBYTE / partition .sector_size) - diff) ;
//If this is an extended partition then check to see if sufficient space is
// available for any following logical partition Extended Boot Record
if ( partition .type == TYPE_EXTENDED )
{
//Locate the extended partition that contains the logical partitions.
int index_extended = -1 ;
for ( unsigned int t = 0 ; t < device .partitions .size() ; t++ )
{
if ( device .partitions[ t ] .type == TYPE_EXTENDED )
index_extended = t ;
}
//If there is logical partition that starts less than 2 sectors
// from the start of this partition, then reserve a mebibyte for the EBR.
if ( index_extended != -1 )
{
for ( unsigned int t = 0; t < device .partitions[ index_extended ] .logicals .size(); t++ )
{
if ( ( device .partitions[ index_extended ] .logicals[ t ] .type == TYPE_LOGICAL )
&& ( ( ( device .partitions[ index_extended ] .logicals[ t ] .sector_start )
- ( partition .sector_start )
)
//Unless specifically told otherwise, the Linux kernel considers extended
// boot records to be two sectors long, in order to "leave room for LILO".
< 2
)
)
{
partition .sector_start -= (MEBIBYTE / partition .sector_size) ;
}
}
}
}
}
//Align end sector
diff = (partition .sector_end + 1) % ( MEBIBYTE / partition .sector_size);
if ( diff )
partition .sector_end -= diff ;
//If this is a logical partition not at end of drive then check to see if space is
// required for a following logical partition Extended Boot Record
if ( partition .type == TYPE_LOGICAL )
{
//Locate the extended partition that contains the logical partitions.
int index_extended = -1 ;
for ( unsigned int t = 0 ; t < device .partitions .size() ; t++ )
{
if ( device .partitions[ t ] .type == TYPE_EXTENDED )
index_extended = t ;
}
//If there is a following logical partition that starts less than 2 sectors from
// the end of this partition, then reserve at least a mebibyte for the EBR.
if ( index_extended != -1 )
{
for ( unsigned int t = 0; t < device .partitions[ index_extended ] .logicals .size(); t++ )
{
if ( ( device .partitions[ index_extended ] .logicals[ t ] .type == TYPE_LOGICAL )
&& ( device .partitions[ index_extended ] .logicals[ t ] .sector_start > partition .sector_end )
&& ( ( device .partitions[ index_extended ] .logicals[ t ] .sector_start - partition .sector_end )
//Unless specifically told otherwise, the Linux kernel considers extended
// boot records to be two sectors long, in order to "leave room for LILO".
< 2
)
)
partition .sector_end -= ( MEBIBYTE / partition .sector_size ) ;
}
}
}
//If this is a primary or an extended partition and the partition overlaps
// the start of the next primary or extended partition then subtract a
// mebibyte from the end of the partition to address the overlap.
if ( partition .type == TYPE_PRIMARY || partition .type == TYPE_EXTENDED )
{
for ( unsigned int t = 0 ; t < device .partitions .size() ; t++ )
{
if ( ( device .partitions[ t ] .type == TYPE_PRIMARY
|| device .partitions[ t ] .type == TYPE_EXTENDED
)
&& ( device .partitions[ t ] .sector_start > partition .sector_start )
&& ( device .partitions[ t ] .sector_start <= partition .sector_end )
)
partition .sector_end -= ( MEBIBYTE / partition .sector_size );
}
}
//If this is a GPT partition table and the partition ends less than 34 sectors
// from the end of the device, then reserve at least a mebibyte for the
// backup partition table
if ( device .disktype == "gpt"
&& ( ( device .length - partition .sector_end ) < 34 )
)
{
partition .sector_end -= ( MEBIBYTE / partition .sector_size ) ;
}
return true ;
}
bool GParted_Core::snap_to_alignment( const Device & device, Partition & partition, Glib::ustring & error )
{
bool rc = true ;
if ( partition .alignment == ALIGN_CYLINDER )
rc = snap_to_cylinder( device, partition, error ) ;
else if ( partition .alignment == ALIGN_MEBIBYTE )
rc = snap_to_mebibyte( device, partition, error ) ;
//Ensure that partition start and end are not beyond the ends of the disk device
if ( partition .sector_start < 0 )
partition .sector_start = 0 ;
if ( partition .sector_end > device .length )
partition .sector_end = device .length - 1 ;
//do some basic checks on the partition
if ( partition .get_sector_length() <= 0 )
{
error = String::ucompose(
/* TO TRANSLATORS: looks like A partition cannot have a length of -1 sectors */
_("A partition cannot have a length of %1 sectors"),
partition .get_sector_length() ) ;
return false ;
}
//FIXME: I think that this if condition should be impossible because Partition::set_sector_usage(),
// and ::set_used() and ::Set_Unused() before that, don't allow setting file usage figures to be
// larger than the partition size. A btrfs file system spanning muiltiple partitions will have
// usage figures larger than any single partition but the figures will won't be set because of
// the above reasoning. Confirm condition is impossible and consider removing this code.
if ( partition .get_sector_length() < partition .sectors_used )
{
error = String::ucompose(
/* TO TRANSLATORS: looks like A partition with used sectors (2048) greater than its length (1536) is not valid */
_("A partition with used sectors (%1) greater than its length (%2) is not valid"),
partition .sectors_used,
partition .get_sector_length() ) ;
return false ;
}
//FIXME: it would be perfect if we could check for overlapping with adjacent partitions as well,
//however, finding the adjacent partitions is not as easy as it seems and at this moment all the dialogs
//already perform these checks. A perfect 'fixme-later' ;)
return rc ;
}
bool GParted_Core::apply_operation_to_disk( Operation * operation )
{
bool succes = false ;
libparted_messages .clear() ;
if ( calibrate_partition( operation ->partition_original, operation ->operation_detail ) )
switch ( operation ->type )
{
case OPERATION_DELETE:
succes = Delete( operation ->partition_original, operation ->operation_detail ) ;
break ;
case OPERATION_CHECK:
succes = check_repair_filesystem( operation ->partition_original, operation ->operation_detail ) &&
maximize_filesystem( operation ->partition_original, operation ->operation_detail ) ;
break ;
case OPERATION_CREATE:
succes = create( operation ->device,
operation ->partition_new,
operation ->operation_detail ) ;
break ;
case OPERATION_RESIZE_MOVE:
//in case the to be resized/moved partition was a 'copy of..', we need a real path...
operation ->partition_new .add_path( operation ->partition_original .get_path(), true ) ;
succes = resize_move( operation ->device,
operation ->partition_original,
operation ->partition_new,
operation ->operation_detail ) ;
break ;
case OPERATION_FORMAT:
succes = format( operation ->partition_new, operation ->operation_detail ) ;
break ;
case OPERATION_COPY:
//FIXME: in case of a new partition we should make sure the new partition is >= the source partition...
//i think it's best to do this in the dialog_paste
succes = ( operation ->partition_original .type == TYPE_UNALLOCATED ||
calibrate_partition( operation ->partition_new, operation ->operation_detail ) ) &&
calibrate_partition( static_cast<OperationCopy*>( operation ) ->partition_copied,
operation ->operation_detail ) &&
copy( static_cast<OperationCopy*>( operation ) ->partition_copied,
operation ->partition_new,
static_cast<OperationCopy*>( operation ) ->partition_copied .get_byte_length(),
operation ->operation_detail ) ;
break ;
case OPERATION_LABEL_PARTITION:
succes = label_partition( operation ->partition_new, operation ->operation_detail ) ;
break ;
case OPERATION_CHANGE_UUID:
succes = change_uuid( operation ->partition_new, operation ->operation_detail ) ;
break ;
}
if ( libparted_messages .size() > 0 )
{
operation ->operation_detail .add_child( OperationDetail( _("libparted messages"), STATUS_INFO ) ) ;
for ( unsigned int t = 0 ; t < libparted_messages .size() ; t++ )
operation ->operation_detail .get_last_child() .add_child(
OperationDetail( libparted_messages[ t ], STATUS_NONE, FONT_ITALIC ) ) ;
}
return succes ;
}
bool GParted_Core::set_disklabel( const Glib::ustring & device_path, const Glib::ustring & disklabel )
{
bool return_value = false ;
if ( open_device_and_disk( device_path, false ) )
{
PedDiskType *type = NULL ;
type = ped_disk_type_get( disklabel .c_str() ) ;
if ( type )
{
lp_disk = ped_disk_new_fresh( lp_device, type );
return_value = commit() ;
}
close_device_and_disk() ;
}
#ifndef USE_LIBPARTED_DMRAID
//delete and recreate disk entries if dmraid
DMRaid dmraid ;
if ( return_value && dmraid .is_dmraid_device( device_path ) )
{
dmraid .purge_dev_map_entries( device_path ) ;
dmraid .create_dev_map_entries( device_path ) ;
}
#endif
return return_value ;
}
bool GParted_Core::toggle_flag( const Partition & partition, const Glib::ustring & flag, bool state )
{
bool succes = false ;
if ( open_device_and_disk( partition .device_path ) )
{
lp_partition = NULL ;
if ( partition .type == GParted::TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition )
{
PedPartitionFlag lp_flag = ped_partition_flag_get_by_name( flag .c_str() ) ;
if ( lp_flag > 0 && ped_partition_set_flag( lp_partition, lp_flag, state ) )
succes = commit() ;
}
close_device_and_disk() ;
}
return succes ;
}
const std::vector<FS> & GParted_Core::get_filesystems() const
{
return FILESYSTEMS ;
}
const FS & GParted_Core::get_fs( GParted::FILESYSTEM filesystem ) const
{
unsigned int unknown ;
unknown = FILESYSTEMS .size() ;
for ( unsigned int t = 0 ; t < FILESYSTEMS .size() ; t++ )
{
if ( FILESYSTEMS[ t ] .filesystem == filesystem )
return FILESYSTEMS[ t ] ;
else if ( FILESYSTEMS[ t ] .filesystem == FS_UNKNOWN )
unknown = t ;
}
if ( unknown == FILESYSTEMS .size() ) {
// This shouldn't happen, but just in case...
static FS fs;
fs .filesystem = FS_UNKNOWN ;
return fs ;
} else
return FILESYSTEMS[ unknown ] ;
}
std::vector<Glib::ustring> GParted_Core::get_disklabeltypes()
{
std::vector<Glib::ustring> disklabeltypes ;
//msdos should be first in the list
disklabeltypes .push_back( "msdos" ) ;
PedDiskType *disk_type ;
for ( disk_type = ped_disk_type_get_next( NULL ) ; disk_type ; disk_type = ped_disk_type_get_next( disk_type ) )
if ( Glib::ustring( disk_type->name ) != "msdos" )
disklabeltypes .push_back( disk_type->name ) ;
return disklabeltypes ;
}
std::vector<Glib::ustring> GParted_Core::get_all_mountpoints()
{
std::vector<Glib::ustring> mountpoints ;
for ( iter_mp = mount_info .begin() ; iter_mp != mount_info .end() ; ++iter_mp )
mountpoints .insert( mountpoints .end(), iter_mp ->second .begin(), iter_mp ->second .end() ) ;
return mountpoints ;
}
std::map<Glib::ustring, bool> GParted_Core::get_available_flags( const Partition & partition )
{
std::map<Glib::ustring, bool> flag_info ;
if ( open_device_and_disk( partition .device_path ) )
{
lp_partition = NULL ;
if ( partition .type == GParted::TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition )
{
for ( unsigned int t = 0 ; t < flags .size() ; t++ )
if ( ped_partition_is_flag_available( lp_partition, flags[ t ] ) )
flag_info[ ped_partition_flag_get_name( flags[ t ] ) ] =
ped_partition_get_flag( lp_partition, flags[ t ] ) ;
}
close_device_and_disk() ;
}
return flag_info ;
}
Glib::ustring GParted_Core::get_libparted_version()
{
return ped_get_version() ;
}
//private functions...
void GParted_Core::init_maps()
{
mount_info .clear() ;
fstab_info .clear() ;
read_mountpoints_from_file( "/proc/mounts", mount_info ) ;
read_mountpoints_from_file_swaps( "/proc/swaps", mount_info ) ;
read_mountpoints_from_file( "/etc/mtab", mount_info ) ;
read_mountpoints_from_file( "/etc/fstab", fstab_info ) ;
//sort the mount points and remove duplicates.. (no need to do this for fstab_info)
for ( iter_mp = mount_info .begin() ; iter_mp != mount_info .end() ; ++iter_mp )
{
std::sort( iter_mp ->second .begin(), iter_mp ->second .end() ) ;
iter_mp ->second .erase(
std::unique( iter_mp ->second .begin(), iter_mp ->second .end() ),
iter_mp ->second .end() ) ;
}
}
void GParted_Core::read_mountpoints_from_file(
const Glib::ustring & filename,
std::map< Glib::ustring, std::vector<Glib::ustring> > & map )
{
FS_Info fs_info ; //Use cache of file system information
FILE* fp = setmntent( filename .c_str(), "r" ) ;
if ( fp == NULL )
return ;
struct mntent* p = NULL ;
while ( (p = getmntent(fp)) != NULL )
{
Glib::ustring node = p->mnt_fsname ;
Glib::ustring uuid = Utils::regexp_label( node, "^UUID=(.*)" ) ;
if ( ! uuid .empty() )
node = fs_info .get_path_by_uuid( uuid ) ;
Glib::ustring label = Utils::regexp_label( node, "^LABEL=(.*)" ) ;
if ( ! label .empty() )
node = fs_info .get_path_by_label( label ) ;
if ( ! node .empty() )
{
Glib::ustring mountpoint = p->mnt_dir ;
//Only add node path(s) if mount point exists
if ( file_test( mountpoint, Glib::FILE_TEST_EXISTS ) )
{
map[ node ] .push_back( mountpoint ) ;
//If node is a symbolic link (e.g., /dev/root)
// then find real path and add entry
if ( file_test( node, Glib::FILE_TEST_IS_SYMLINK ) )
{
char c_str[4096+1] ;
//FIXME: it seems realpath is very unsafe to use (manpage)...
if ( realpath( node .c_str(), c_str ) != NULL )
map[ c_str ] .push_back( mountpoint ) ;
}
}
}
}
endmntent( fp ) ;
}
void GParted_Core::read_mountpoints_from_file_swaps(
const Glib::ustring & filename,
std::map< Glib::ustring, std::vector<Glib::ustring> > & map )
{
std::string line ;
std::string node ;
std::ifstream file( filename .c_str() ) ;
if ( file )
{
while ( getline( file, line ) )
{
node = Utils::regexp_label( line, "^(/[^ ]+)" ) ;
if ( node .size() > 0 )
map[ node ] .push_back( "" /* no mountpoint for swap */ ) ;
}
file .close() ;
}
}
Glib::ustring GParted_Core::get_partition_path( PedPartition * lp_partition )
{
char * lp_path; //we have to free the result of ped_partition_get_path()
Glib::ustring partition_path = "Partition path not found";
lp_path = ped_partition_get_path(lp_partition);
if ( lp_path != NULL )
{
partition_path = lp_path;
free(lp_path);
}
#ifndef USE_LIBPARTED_DMRAID
//Ensure partition path name is compatible with dmraid
DMRaid dmraid; //Use cache of dmraid device information
if ( dmraid .is_dmraid_supported()
&& dmraid .is_dmraid_device( partition_path )
)
{
partition_path = dmraid .make_path_dmraid_compatible(partition_path);
}
#endif
return partition_path ;
}
void GParted_Core::set_device_partitions( Device & device )
{
int EXT_INDEX = -1 ;
Proc_Partitions_Info pp_info ; //Use cache of proc partitions information
FS_Info fs_info ; //Use cache of file system information
#ifndef USE_LIBPARTED_DMRAID
DMRaid dmraid ; //Use cache of dmraid device information
#endif
LVM2_PV_Info lvm2_pv_info ;
//clear partitions
device .partitions .clear() ;
lp_partition = ped_disk_next_partition( lp_disk, NULL ) ;
while ( lp_partition )
{
libparted_messages .clear() ;
partition_temp .Reset() ;
bool partition_is_busy = false ;
GParted::FILESYSTEM filesystem ;
//Retrieve partition path
Glib::ustring partition_path = get_partition_path( lp_partition );
switch ( lp_partition ->type )
{
case PED_PARTITION_NORMAL:
case PED_PARTITION_LOGICAL:
filesystem = get_filesystem() ;
#ifndef USE_LIBPARTED_DMRAID
//Handle dmraid devices differently because the minor number might not
// match the last number of the partition filename as shown by "ls -l /dev/mapper"
// This mismatch causes incorrect identification of busy partitions in ped_partition_is_busy().
if ( dmraid .is_dmraid_device( device .get_path() ) )
{
//Try device_name + partition_number
iter_mp = mount_info .find( device .get_path() + Utils::num_to_str( lp_partition ->num ) ) ;
if ( iter_mp != mount_info .end() )
partition_is_busy = true ;
//Try device_name + p + partition_number
iter_mp = mount_info .find( device .get_path() + "p" + Utils::num_to_str( lp_partition ->num ) ) ;
if ( iter_mp != mount_info .end() )
partition_is_busy = true ;
}
else
#endif
partition_is_busy = ped_partition_is_busy( lp_partition ) ||
( filesystem == GParted::FS_LVM2_PV && lvm2_pv_info .has_active_lvs( partition_path ) ) ;
partition_temp .Set( device .get_path(),
partition_path,
lp_partition ->num,
lp_partition ->type == 0 ? GParted::TYPE_PRIMARY : GParted::TYPE_LOGICAL,
filesystem,
lp_partition ->geom .start,
lp_partition ->geom .end,
device .sector_size,
lp_partition ->type,
partition_is_busy ) ;
partition_temp .add_paths( pp_info .get_alternate_paths( partition_temp .get_path() ) ) ;
set_flags( partition_temp ) ;
if ( partition_temp .busy && partition_temp .partition_number > device .highest_busy )
device .highest_busy = partition_temp .partition_number ;
break ;
case PED_PARTITION_EXTENDED:
#ifndef USE_LIBPARTED_DMRAID
//Handle dmraid devices differently because the minor number might not
// match the last number of the partition filename as shown by "ls -l /dev/mapper"
// This mismatch causes incorrect identification of busy partitions in ped_partition_is_busy().
if ( dmraid .is_dmraid_device( device .get_path() ) )
{
for ( unsigned int k = 5; k < 255; k++ )
{
//Try device_name + [5 to 255]
iter_mp = mount_info .find( device .get_path() + Utils::num_to_str( k ) ) ;
if ( iter_mp != mount_info .end() )
partition_is_busy = true ;
//Try device_name + p + [5 to 255]
iter_mp = mount_info .find( device .get_path() + "p" + Utils::num_to_str( k ) ) ;
if ( iter_mp != mount_info .end() )
partition_is_busy = true ;
}
}
else
#endif
partition_is_busy = ped_partition_is_busy( lp_partition ) ;
partition_temp .Set( device .get_path(),
partition_path,
lp_partition ->num,
GParted::TYPE_EXTENDED,
GParted::FS_EXTENDED,
lp_partition ->geom .start,
lp_partition ->geom .end,
device .sector_size,
false,
partition_is_busy ) ;
partition_temp .add_paths( pp_info .get_alternate_paths( partition_temp .get_path() ) ) ;
set_flags( partition_temp ) ;
EXT_INDEX = device .partitions .size() ;
break ;
default:
break;
}
//Avoid reading additional file system information if there is no path
if ( partition_temp .get_path() != "" )
{
//Retrieve file system label
// Use file system specific method first in an effort to ensure multi-byte
// character sets are properly displayed.
read_label( partition_temp ) ;
if ( partition_temp .label .empty() )
{
bool label_found = false ;
partition_temp .label = fs_info .get_label( partition_temp .get_path(), label_found ) ;
}
//Retrieve file system UUID
// Use cached method first in an effort to speed up device scanning.
partition_temp .uuid = fs_info .get_uuid( partition_temp .get_path() ) ;
if ( partition_temp .uuid .empty() )
{
read_uuid( partition_temp ) ;
}
}
partition_temp .messages .insert( partition_temp .messages .end(),
libparted_messages. begin(),
libparted_messages .end() ) ;
//if there's an end, there's a partition ;)
if ( partition_temp .sector_end > -1 )
{
if ( ! partition_temp .inside_extended )
device .partitions .push_back( partition_temp );
else
device .partitions[ EXT_INDEX ] .logicals .push_back( partition_temp ) ;
}
//next partition (if any)
lp_partition = ped_disk_next_partition( lp_disk, lp_partition ) ;
}
if ( EXT_INDEX > -1 )
insert_unallocated( device .get_path(),
device .partitions[ EXT_INDEX ] .logicals,
device .partitions[ EXT_INDEX ] .sector_start,
device .partitions[ EXT_INDEX ] .sector_end,
device .sector_size,
true ) ;
insert_unallocated( device .get_path(), device .partitions, 0, device .length -1, device .sector_size, false ) ;
}
GParted::FILESYSTEM GParted_Core::get_filesystem()
{
char magic1[16] = "";
char magic2[16] = "";
//Check for LUKS encryption prior to libparted file system detection.
// Otherwise encrypted file systems such as ext3 will be detected by
// libparted as 'ext3'.
//LUKS encryption
char * buf = static_cast<char *>( malloc( lp_device ->sector_size ) ) ;
if ( buf )
{
ped_device_open( lp_device );
ped_geometry_read( & lp_partition ->geom, buf, 0, 1 ) ;
memcpy(magic1, buf+0, 6) ; //set binary magic data
ped_device_close( lp_device );
free( buf ) ;
if ( 0 == memcmp( magic1 , "LUKS\xBA\xBE", 6 ) )
{
temp = _( "Linux Unified Key Setup encryption is not yet supported." ) ;
temp += "\n" ;
partition_temp .messages .push_back( temp ) ;
return GParted::FS_LUKS ;
}
}
FS_Info fs_info ;
Glib::ustring fs_type = "" ;
//Standard libparted file system detection
if ( lp_partition && lp_partition ->fs_type )
{
fs_type = lp_partition ->fs_type ->name ;
//TODO: Temporary code to detect ext4.
// Replace when libparted >= 1.9.0 is chosen as minimum required version.
temp = fs_info .get_fs_type( get_partition_path( lp_partition ) ) ;
if ( temp == "ext4" || temp == "ext4dev" )
fs_type = temp ;
}
//FS_Info (blkid) file system detection because current libparted (v2.2) does not
// appear to detect file systems for sector sizes other than 512 bytes.
if ( fs_type .empty() )
{
//TODO: blkid does not return anything for an "extended" partition. Need to handle this somehow
fs_type = fs_info.get_fs_type( get_partition_path( lp_partition ) ) ;
}
if ( ! fs_type .empty() )
{
if ( fs_type == "extended" )
return GParted::FS_EXTENDED ;
else if ( fs_type == "btrfs" )
return GParted::FS_BTRFS ;
else if ( fs_type == "exfat" )
return GParted::FS_EXFAT ;
else if ( fs_type == "ext2" )
return GParted::FS_EXT2 ;
else if ( fs_type == "ext3" )
return GParted::FS_EXT3 ;
else if ( fs_type == "ext4" ||
fs_type == "ext4dev" )
return GParted::FS_EXT4 ;
else if ( fs_type == "linux-swap" ||
fs_type == "linux-swap(v1)" ||
fs_type == "linux-swap(new)" ||
fs_type == "linux-swap(v0)" ||
fs_type == "linux-swap(old)" ||
fs_type == "swap" )
return GParted::FS_LINUX_SWAP ;
else if ( fs_type == "LVM2_member" )
return GParted::FS_LVM2_PV ;
else if ( fs_type == "fat16" )
return GParted::FS_FAT16 ;
else if ( fs_type == "fat32" )
return GParted::FS_FAT32 ;
else if ( fs_type == "nilfs2" )
return GParted::FS_NILFS2 ;
else if ( fs_type == "ntfs" )
return GParted::FS_NTFS ;
else if ( fs_type == "reiserfs" )
return GParted::FS_REISERFS ;
else if ( fs_type == "xfs" )
return GParted::FS_XFS ;
else if ( fs_type == "jfs" )
return GParted::FS_JFS ;
else if ( fs_type == "hfs" )
return GParted::FS_HFS ;
else if ( fs_type == "hfs+" ||
fs_type == "hfsplus" )
return GParted::FS_HFSPLUS ;
else if ( fs_type == "ufs" )
return GParted::FS_UFS ;
}
//other file systems libparted couldn't detect (i've send patches for these file systems to the parted guys)
// - no patches sent to parted for lvm2, or luks
//reiser4
buf = static_cast<char *>( malloc( lp_device ->sector_size ) ) ;
if ( buf )
{
ped_device_open( lp_device );
ped_geometry_read( & lp_partition ->geom
, buf
, (65536 / lp_device ->sector_size)
, 1
) ;
memcpy(magic1, buf+0, 7) ; //set binary magic data
ped_device_close( lp_device );
free( buf ) ;
if ( 0 == memcmp( magic1, "ReIsEr4", 7 ) )
return GParted::FS_REISER4 ;
}
//lvm2
//NOTE: lvm2 is not a file system but we do wish to recognize the Physical Volume
buf = static_cast<char *>( malloc( lp_device ->sector_size ) ) ;
if ( buf )
{
ped_device_open( lp_device );
if ( lp_device ->sector_size == 512 )
{
ped_geometry_read( & lp_partition ->geom, buf, 1, 1 ) ;
memcpy(magic1, buf+ 0, 8) ; // set binary magic data
memcpy(magic2, buf+24, 4) ; // set binary magic data
}
else
{
ped_geometry_read( & lp_partition ->geom, buf, 0, 1 ) ;
memcpy(magic1, buf+ 0+512, 8) ; // set binary magic data
memcpy(magic2, buf+24+512, 4) ; // set binary magic data
}
ped_device_close( lp_device );
free( buf ) ;
if ( 0 == memcmp( magic1, "LABELONE", 8 )
&& 0 == memcmp( magic2, "LVM2", 4 ) )
{
return GParted::FS_LVM2_PV ;
}
}
//btrfs
const Sector BTRFS_SUPER_INFO_SIZE = 4096 ;
const Sector BTRFS_SUPER_INFO_OFFSET = (64 * 1024) ;
const char* const BTRFS_SIGNATURE = "_BHRfS_M" ;
char buf_btrfs[BTRFS_SUPER_INFO_SIZE] ;
ped_device_open( lp_device ) ;
ped_geometry_read( & lp_partition ->geom
, buf_btrfs
, (BTRFS_SUPER_INFO_OFFSET / lp_device ->sector_size)
, (BTRFS_SUPER_INFO_SIZE / lp_device ->sector_size)
) ;
memcpy(magic1, buf_btrfs+64, strlen(BTRFS_SIGNATURE) ) ; //set binary magic data
ped_device_close( lp_device ) ;
if ( 0 == memcmp( magic1, BTRFS_SIGNATURE, strlen(BTRFS_SIGNATURE) ) )
{
return GParted::FS_BTRFS ;
}
//no file system found....
temp = _( "Unable to detect file system! Possible reasons are:" ) ;
temp += "\n- ";
temp += _( "The file system is damaged" ) ;
temp += "\n- " ;
temp += _( "The file system is unknown to GParted" ) ;
temp += "\n- ";
temp += _( "There is no file system available (unformatted)" ) ;
temp += "\n- ";
/* TO TRANSLATORS: looks like The device entry /dev/sda5 is missing */
temp += String::ucompose( _( "The device entry %1 is missing" ), get_partition_path( lp_partition ) ) ;
partition_temp .messages .push_back( temp ) ;
return GParted::FS_UNKNOWN ;
}
void GParted_Core::read_label( Partition & partition )
{
if ( partition .type != TYPE_EXTENDED )
{
switch( get_fs( partition .filesystem ) .read_label )
{
case FS::EXTERNAL:
if ( set_proper_filesystem( partition .filesystem ) )
p_filesystem ->read_label( partition ) ;
break ;
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
case FS::LIBPARTED:
break ;
#endif
default:
break ;
}
}
}
void GParted_Core::read_uuid( Partition & partition )
{
if ( partition .type != TYPE_EXTENDED )
{
switch( get_fs( partition .filesystem ) .read_uuid )
{
case FS::EXTERNAL:
if ( set_proper_filesystem( partition .filesystem ) )
p_filesystem ->read_uuid( partition ) ;
break ;
default:
break ;
}
}
}
void GParted_Core::insert_unallocated( const Glib::ustring & device_path,
std::vector<Partition> & partitions,
Sector start,
Sector end,
Byte_Value sector_size,
bool inside_extended )
{
partition_temp .Reset() ;
partition_temp .Set_Unallocated( device_path, 0, 0, sector_size, inside_extended ) ;
//if there are no partitions at all..
if ( partitions .empty() )
{
partition_temp .sector_start = start ;
partition_temp .sector_end = end ;
partitions .push_back( partition_temp );
return ;
}
//start <---> first partition start
if ( (partitions .front() .sector_start - start) > (MEBIBYTE / sector_size) )
{
partition_temp .sector_start = start ;
partition_temp .sector_end = partitions .front() .sector_start -1 ;
partitions .insert( partitions .begin(), partition_temp );
}
//look for gaps in between
for ( unsigned int t =0 ; t < partitions .size() -1 ; t++ )
{
if ( ( ( partitions[ t + 1 ] .sector_start - partitions[ t ] .sector_end - 1 ) > (MEBIBYTE / sector_size) )
|| ( ( partitions[ t + 1 ] .type != TYPE_LOGICAL ) // Only show exactly 1 MiB if following partition is not logical.
&& ( ( partitions[ t + 1 ] .sector_start - partitions[ t ] .sector_end - 1 ) == (MEBIBYTE / sector_size) )
)
)
{
partition_temp .sector_start = partitions[ t ] .sector_end +1 ;
partition_temp .sector_end = partitions[ t +1 ] .sector_start -1 ;
partitions .insert( partitions .begin() + ++t, partition_temp );
}
}
//last partition end <---> end
if ( (end - partitions .back() .sector_end) >= (MEBIBYTE / sector_size) )
{
partition_temp .sector_start = partitions .back() .sector_end +1 ;
partition_temp .sector_end = end ;
partitions .push_back( partition_temp );
}
}
void GParted_Core::set_mountpoints( std::vector<Partition> & partitions )
{
#ifndef USE_LIBPARTED_DMRAID
DMRaid dmraid ; //Use cache of dmraid device information
#endif
LVM2_PV_Info lvm2_pv_info ;
for ( unsigned int t = 0 ; t < partitions .size() ; t++ )
{
if ( ( partitions[ t ] .type == GParted::TYPE_PRIMARY ||
partitions[ t ] .type == GParted::TYPE_LOGICAL
) &&
partitions[ t ] .filesystem != GParted::FS_LINUX_SWAP &&
partitions[ t ] .filesystem != GParted::FS_LVM2_PV &&
partitions[ t ] .filesystem != GParted::FS_LUKS
)
{
if ( partitions[ t ] .busy )
{
#ifndef USE_LIBPARTED_DMRAID
//Handle dmraid devices differently because there may be more
// than one partition name.
// E.g., there might be names with and/or without a 'p' between
// the device name and partition number.
if ( dmraid .is_dmraid_device( partitions[ t ] .device_path ) )
{
//Try device_name + partition_number
iter_mp = mount_info .find( partitions[ t ] .device_path + Utils::num_to_str( partitions[ t ] .partition_number ) ) ;
if ( iter_mp != mount_info .end() )
{
partitions[ t ] .add_mountpoints( iter_mp ->second ) ;
break ;
}
//Try device_name + p + partition_number
iter_mp = mount_info .find( partitions[ t ] .device_path + "p" + Utils::num_to_str( partitions[ t ] .partition_number ) ) ;
if ( iter_mp != mount_info .end() )
{
partitions[ t ] .add_mountpoints( iter_mp ->second ) ;
break ;
}
}
else
{
#endif
//Normal device, not DMRaid device
for ( unsigned int i = 0 ; i < partitions[ t ] .get_paths() .size() ; i++ )
{
iter_mp = mount_info .find( partitions[ t ] .get_paths()[ i ] ) ;
if ( iter_mp != mount_info .end() )
{
partitions[ t ] .add_mountpoints( iter_mp ->second ) ;
break ;
}
}
#ifndef USE_LIBPARTED_DMRAID
}
#endif
if ( partitions[ t ] .get_mountpoints() .empty() )
partitions[ t ] .messages .push_back( _("Unable to find mount point") ) ;
}
else
{
iter_mp = fstab_info .find( partitions[ t ] .get_path() );
if ( iter_mp != fstab_info .end() )
partitions[ t ] .add_mountpoints( iter_mp ->second ) ;
}
}
else if ( partitions[ t ] .type == GParted::TYPE_EXTENDED )
set_mountpoints( partitions[ t ] .logicals ) ;
else if ( partitions[ t ] .filesystem == GParted::FS_LVM2_PV )
{
Glib::ustring vgname = lvm2_pv_info. get_vg_name( partitions[t].get_path() ) ;
if ( ! vgname .empty() )
partitions[ t ] .add_mountpoint( vgname ) ;
}
}
}
void GParted_Core::set_used_sectors( std::vector<Partition> & partitions )
{
struct statvfs sfs ;
for ( unsigned int t = 0 ; t < partitions .size() ; t++ )
{
if ( partitions[ t ] .filesystem != GParted::FS_LINUX_SWAP &&
partitions[ t ] .filesystem != GParted::FS_LUKS &&
partitions[ t ] .filesystem != GParted::FS_UNKNOWN
)
{
if ( partitions[ t ] .type == GParted::TYPE_PRIMARY ||
partitions[ t ] .type == GParted::TYPE_LOGICAL )
{
if ( partitions[ t ] .busy && partitions[t] .filesystem != GParted::FS_LVM2_PV )
{
if ( partitions[ t ] .get_mountpoints() .size() > 0 )
{
if ( statvfs( partitions[ t ] .get_mountpoint() .c_str(), &sfs ) == 0 )
{
Sector fs_size = static_cast<Sector>( sfs .f_blocks ) *
sfs .f_frsize /
partitions[ t ] .sector_size ;
Sector fs_free = static_cast<Sector>( sfs .f_bfree ) *
sfs .f_bsize /
partitions[ t ] .sector_size ;
partitions[ t ] .set_sector_usage( fs_size, fs_free ) ;
}
else
partitions[ t ] .messages .push_back(
"statvfs (" +
partitions[ t ] .get_mountpoint() +
"): " +
Glib::strerror( errno ) ) ;
}
}
else
{
switch( get_fs( partitions[ t ] .filesystem ) .read )
{
case GParted::FS::EXTERNAL :
if ( set_proper_filesystem( partitions[ t ] .filesystem ) )
p_filesystem ->set_used_sectors( partitions[ t ] ) ;
break ;
#ifdef HAVE_LIBPARTED_FS_RESIZE
case GParted::FS::LIBPARTED :
LP_set_used_sectors( partitions[ t ] ) ;
break ;
#endif
default:
break ;
}
}
Sector unallocated ;
if ( ! partitions[ t ] .sector_usage_known() )
{
temp = _("Unable to read the contents of this file system!") ;
temp += "\n" ;
temp += _("Because of this some operations may be unavailable.") ;
if ( ! Utils::get_filesystem_software( partitions[ t ] .filesystem ) .empty() )
{
temp += "\n\n" ;
temp += _( "The cause might be a missing software package.") ;
temp += "\n" ;
/*TO TRANSLATORS: looks like The following list of software packages is required for NTFS file system support: ntfsprogs. */
temp += String::ucompose( _("The following list of software packages is required for %1 file system support: %2."),
Utils::get_filesystem_string( partitions[ t ] .filesystem ),
Utils::get_filesystem_software( partitions[ t ] .filesystem )
) ;
}
partitions[ t ] .messages .push_back( temp ) ;
}
else if ( ( unallocated = partitions[ t ] .get_sectors_unallocated() ) > 0 )
{
/* TO TRANSLATORS: looks like 1.28GiB of unallocated space within the partition. */
temp = String::ucompose( _("%1 of unallocated space within the partition."),
Utils::format_size( unallocated, partitions[ t ] .sector_size ) ) ;
FS fs = get_fs( partitions[ t ] .filesystem ) ;
if ( fs .check != GParted::FS::NONE
&& fs .grow != GParted::FS::NONE )
{
temp += "\n" ;
/* TO TRANSLATORS: To grow the file system to fill the partition, select the partition and choose the menu item:
* means that the user can perform a check of the partition which will
* also grow the file system to fill the partition.
*/
temp += _("To grow the file system to fill the partition, select the partition and choose the menu item:") ;
temp += "\n" ;
temp += _("Partition --> Check.") ;
}
partitions[ t ] .messages .push_back( temp ) ;
}
}
else if ( partitions[ t ] .type == GParted::TYPE_EXTENDED )
set_used_sectors( partitions[ t ] .logicals ) ;
}
}
}
#ifdef HAVE_LIBPARTED_FS_RESIZE
void GParted_Core::LP_set_used_sectors( Partition & partition )
{
PedFileSystem *fs = NULL;
PedConstraint *constraint = NULL;
if ( lp_disk )
{
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition )
{
fs = ped_file_system_open( & lp_partition ->geom );
if ( fs )
{
constraint = ped_file_system_get_resize_constraint( fs ) ;
if ( constraint )
{
partition .set_sector_usage( fs ->geom ->length,
fs ->geom ->length - constraint ->min_size ) ;
ped_constraint_destroy( constraint );
}
ped_file_system_close( fs ) ;
}
}
}
}
#endif
void GParted_Core::set_flags( Partition & partition )
{
for ( unsigned int t = 0 ; t < flags .size() ; t++ )
if ( ped_partition_is_flag_available( lp_partition, flags[ t ] ) &&
ped_partition_get_flag( lp_partition, flags[ t ] ) )
partition .flags .push_back( ped_partition_flag_get_name( flags[ t ] ) ) ;
}
bool GParted_Core::create( const Device & device, Partition & new_partition, OperationDetail & operationdetail )
{
if ( new_partition .type == GParted::TYPE_EXTENDED )
{
return create_partition( new_partition, operationdetail ) ;
}
else if ( create_partition( new_partition, operationdetail, (get_fs( new_partition .filesystem ) .MIN / new_partition .sector_size) ) )
{
if ( new_partition .filesystem == GParted::FS_UNFORMATTED )
return true ;
else
return set_partition_type( new_partition, operationdetail ) &&
create_filesystem( new_partition, operationdetail ) ;
}
return false ;
}
bool GParted_Core::create_partition( Partition & new_partition, OperationDetail & operationdetail, Sector min_size )
{
operationdetail .add_child( OperationDetail( _("create empty partition") ) ) ;
new_partition .partition_number = 0 ;
if ( open_device_and_disk( new_partition .device_path ) )
{
PedPartitionType type;
lp_partition = NULL ;
PedConstraint *constraint = NULL ;
PedFileSystemType* fs_type = NULL ;
//create new partition
switch ( new_partition .type )
{
case GParted::TYPE_PRIMARY:
type = PED_PARTITION_NORMAL ;
break ;
case GParted::TYPE_LOGICAL:
type = PED_PARTITION_LOGICAL ;
break ;
case GParted::TYPE_EXTENDED:
type = PED_PARTITION_EXTENDED ;
break ;
default :
type = PED_PARTITION_FREESPACE;
}
if ( new_partition .type != GParted::TYPE_EXTENDED )
fs_type = ped_file_system_type_get( "ext2" ) ;
lp_partition = ped_partition_new( lp_disk,
type,
fs_type,
new_partition .sector_start,
new_partition .sector_end ) ;
if ( lp_partition )
{
if ( new_partition .alignment == ALIGN_STRICT
|| new_partition .alignment == ALIGN_MEBIBYTE
)
{
PedGeometry *geom = ped_geometry_new( lp_device,
new_partition .sector_start,
new_partition .get_sector_length() ) ;
if ( geom )
constraint = ped_constraint_exact( geom ) ;
}
else
constraint = ped_constraint_any( lp_device );
if ( constraint )
{
if ( min_size > 0
&& new_partition .filesystem != FS_XFS // Permit copying to smaller xfs partition
)
constraint ->min_size = min_size ;
if ( ped_disk_add_partition( lp_disk, lp_partition, constraint ) && commit() )
{
Glib::ustring partition_path = get_partition_path( lp_partition ) ;
new_partition .add_path( partition_path, true ) ;
new_partition .partition_number = lp_partition ->num ;
new_partition .sector_start = lp_partition ->geom .start ;
new_partition .sector_end = lp_partition ->geom .end ;
operationdetail .get_last_child() .add_child( OperationDetail(
String::ucompose( _("path: %1"), new_partition .get_path() ) + "\n" +
String::ucompose( _("start: %1"), new_partition .sector_start ) + "\n" +
String::ucompose( _("end: %1"), new_partition .sector_end ) + "\n" +
String::ucompose( _("size: %1 (%2)"),
new_partition .get_sector_length(),
Utils::format_size( new_partition .get_sector_length(), new_partition .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
}
ped_constraint_destroy( constraint );
}
}
close_device_and_disk() ;
}
bool succes = new_partition .partition_number > 0
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
&& erase_filesystem_signatures( new_partition )
#endif
;
#ifndef USE_LIBPARTED_DMRAID
//create dev map entries if dmraid
DMRaid dmraid ;
if ( succes && dmraid .is_dmraid_device( new_partition .device_path ) )
succes = dmraid .create_dev_map_entries( new_partition, operationdetail .get_last_child() ) ;
#endif
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::create_filesystem( const Partition & partition, OperationDetail & operationdetail )
{
/*TO TRANSLATORS: looks like create new ext3 file system */
operationdetail .add_child( OperationDetail( String::ucompose(
_("create new %1 file system"),
Utils::get_filesystem_string( partition .filesystem ) ) ) ) ;
bool succes = false ;
switch ( get_fs( partition .filesystem ) .create )
{
case GParted::FS::NONE:
break ;
case GParted::FS::GPARTED:
break ;
#ifndef HAVE_LIBPARTED_3_0_PLUS
case GParted::FS::LIBPARTED:
break ;
#endif
case GParted::FS::EXTERNAL:
succes = set_proper_filesystem( partition .filesystem ) &&
p_filesystem ->create( partition, operationdetail .get_last_child() ) ;
break ;
default:
break ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::format( const Partition & partition, OperationDetail & operationdetail )
{
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
//remove all file system signatures...
erase_filesystem_signatures( partition ) ;
#endif
return set_partition_type( partition, operationdetail ) && create_filesystem( partition, operationdetail ) ;
}
bool GParted_Core::Delete( const Partition & partition, OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail( _("delete partition") ) ) ;
bool succes = false ;
if ( open_device_and_disk( partition .device_path ) )
{
if ( partition .type == TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
succes = ped_disk_delete_partition( lp_disk, lp_partition ) && commit() ;
close_device_and_disk() ;
}
#ifndef USE_LIBPARTED_DMRAID
//delete partition dev mapper entry, and delete and recreate all other affected dev mapper entries if dmraid
DMRaid dmraid ;
if ( succes && dmraid .is_dmraid_device( partition .device_path ) )
{
//Open disk handle before and close after to prevent application crash.
if ( open_device_and_disk( partition .device_path ) )
{
if ( ! dmraid .delete_affected_dev_map_entries( partition, operationdetail .get_last_child() ) )
succes = false ; //comand failed
if ( ! dmraid .create_dev_map_entries( partition, operationdetail .get_last_child() ) )
succes = false ; //command failed
close_device_and_disk() ;
}
}
#endif
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::label_partition( const Partition & partition, OperationDetail & operationdetail )
{
if( partition .label .empty() ) {
operationdetail .add_child( OperationDetail( String::ucompose(
_("Clear partition label on %1"),
partition .get_path()
) ) ) ;
} else {
operationdetail .add_child( OperationDetail( String::ucompose(
_("Set partition label to \"%1\" on %2"),
partition .label, partition .get_path()
) ) ) ;
}
bool succes = false ;
if ( partition .type != TYPE_EXTENDED )
{
switch( get_fs( partition .filesystem ) .write_label )
{
case FS::EXTERNAL:
succes = set_proper_filesystem( partition .filesystem ) &&
p_filesystem ->write_label( partition, operationdetail .get_last_child() ) ;
break ;
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
case FS::LIBPARTED:
break ;
#endif
default:
break ;
}
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::change_uuid( const Partition & partition, OperationDetail & operationdetail )
{
if ( partition .uuid == UUID_RANDOM_NTFS_HALF ) {
operationdetail .add_child( OperationDetail( String::ucompose(
_("Set half of the UUID on %1 to a new, random value"),
partition .get_path()
) ) ) ;
} else {
operationdetail .add_child( OperationDetail( String::ucompose(
_("Set UUID on %1 to a new, random value"),
partition .get_path()
) ) ) ;
}
bool succes = false ;
if ( partition .type != TYPE_EXTENDED )
{
switch( get_fs( partition .filesystem ) .write_uuid )
{
case FS::EXTERNAL:
succes = set_proper_filesystem( partition .filesystem ) &&
p_filesystem ->write_uuid( partition, operationdetail .get_last_child() ) ;
break ;
default:
break;
}
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::resize_move( const Device & device,
const Partition & partition_old,
Partition & partition_new,
OperationDetail & operationdetail )
{
if ( (partition_new .alignment == ALIGN_STRICT)
|| (partition_new .alignment == ALIGN_MEBIBYTE)
|| partition_new .strict_start
|| calculate_exact_geom( partition_old, partition_new, operationdetail )
)
{
if ( partition_old .type == TYPE_EXTENDED )
return resize_move_partition( partition_old, partition_new, operationdetail ) ;
if ( partition_new .sector_start == partition_old .sector_start )
return resize( partition_old, partition_new, operationdetail ) ;
if ( partition_new .get_sector_length() == partition_old .get_sector_length() )
return move( device, partition_old, partition_new, operationdetail ) ;
Partition temp ;
if ( partition_new .get_sector_length() > partition_old .get_sector_length() )
{
//first move, then grow. Since old.length < new.length and new.start is valid, temp is valid.
temp = partition_new ;
temp .sector_end = temp .sector_start + partition_old .get_sector_length() -1 ;
}
if ( partition_new .get_sector_length() < partition_old .get_sector_length() )
{
//first shrink, then move. Since new.length < old.length and old.start is valid, temp is valid.
temp = partition_old ;
temp .sector_end = partition_old .sector_start + partition_new .get_sector_length() -1 ;
}
PartitionAlignment previous_alignment = temp .alignment ;
temp .alignment = ALIGN_STRICT ;
bool succes = resize_move( device, partition_old, temp, operationdetail ) ;
temp .alignment = previous_alignment ;
return succes && resize_move( device, temp, partition_new, operationdetail ) ;
}
return false ;
}
bool GParted_Core::move( const Device & device,
const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail )
{
if ( partition_old .get_sector_length() != partition_new .get_sector_length() )
{
operationdetail .add_child( OperationDetail(
/* TO TRANSLATORS: moving requires old and new length to be the same
* means that the length in bytes of the old partition and new partition
* must be the same. If the sector sizes of the old partition and the
* new partition are the same, then the length in sectors must be the same.
*/
_("moving requires old and new length to be the same"), STATUS_ERROR, FONT_ITALIC ) ) ;
return false ;
}
bool succes = false ;
if ( check_repair_filesystem( partition_old, operationdetail ) )
{
//NOTE: Logical partitions are preceded by meta data. To prevent this
// meta data from being overwritten we first expand the partition to
// encompass all of the space involved in the move. In this way we
// prevent overwriting the meta data for this partition when we move
// this partition to the left. We also prevent overwriting the meta
// data of a following partition when we move this partition to the
// right.
Partition partition_all_space = partition_old ;
partition_all_space .alignment = ALIGN_STRICT ;
if ( partition_new .sector_start < partition_all_space. sector_start )
partition_all_space .sector_start = partition_new. sector_start ;
if ( partition_new .sector_end > partition_all_space.sector_end )
partition_all_space .sector_end = partition_new. sector_end ;
//Make old partition all encompassing and if move file system fails
// then return partition table to original state
if ( resize_move_partition( partition_old, partition_all_space, operationdetail ) )
{
//Note move of file system is from old values to new values, not from
// the all encompassing values.
if ( ! move_filesystem( partition_old, partition_new, operationdetail ) )
{
operationdetail .add_child( OperationDetail( _("rollback last change to the partition table") ) ) ;
Partition partition_restore = partition_old ;
partition_restore .alignment = ALIGN_STRICT ; //Ensure that old partition boundaries are not modified
if ( resize_move_partition( partition_all_space, partition_restore, operationdetail .get_last_child() ) )
operationdetail .get_last_child() .set_status( STATUS_SUCCES ) ;
else
operationdetail .get_last_child() .set_status( STATUS_ERROR ) ;
}
else
succes = true ;
}
//Make new partition from all encompassing partition
succes = succes && resize_move_partition( partition_all_space, partition_new, operationdetail ) ;
succes = ( succes
&& update_bootsector( partition_new, operationdetail )
&& ( //Do not maximize file system if FS not linux-swap and new size <= old
( partition_new .filesystem != FS_LINUX_SWAP //linux-swap is recreated, not moved
&& partition_new .get_sector_length() <= partition_old .get_sector_length()
)
|| ( check_repair_filesystem( partition_new, operationdetail )
&& maximize_filesystem( partition_new, operationdetail )
)
)
);
}
return succes ;
}
bool GParted_Core::move_filesystem( const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail )
{
if ( partition_new .sector_start < partition_old .sector_start )
operationdetail .add_child( OperationDetail( _("move file system to the left") ) ) ;
else if ( partition_new .sector_start > partition_old .sector_start )
operationdetail .add_child( OperationDetail( _("move file system to the right") ) ) ;
else
{
operationdetail .add_child( OperationDetail( _("move file system") ) ) ;
operationdetail .get_last_child() .add_child(
OperationDetail( _("new and old file system have the same position. Hence skipping this operation"),
STATUS_NONE,
FONT_ITALIC ) ) ;
operationdetail .get_last_child() .set_status( STATUS_SUCCES ) ;
return true ;
}
bool succes = false ;
switch ( get_fs( partition_old .filesystem ) .move )
{
case GParted::FS::NONE:
break ;
case GParted::FS::GPARTED:
succes = false ;
if ( partition_new .test_overlap( partition_old ) )
{
if ( copy_filesystem_simulation( partition_old, partition_new, operationdetail .get_last_child() ) )
{
operationdetail .get_last_child() .add_child( OperationDetail( _("perform real move") ) ) ;
Sector total_done ;
succes = copy_filesystem( partition_old,
partition_new,
operationdetail .get_last_child() .get_last_child(),
total_done ) ;
operationdetail .get_last_child() .get_last_child()
.set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
if ( ! succes )
{
rollback_transaction( partition_old,
partition_new,
operationdetail .get_last_child(),
total_done ) ;
check_repair_filesystem( partition_old, operationdetail ) ;
}
}
}
else
succes = copy_filesystem( partition_old, partition_new, operationdetail .get_last_child() ) ;
break ;
#ifdef HAVE_LIBPARTED_FS_RESIZE
case GParted::FS::LIBPARTED:
succes = resize_move_filesystem_using_libparted( partition_old,
partition_new,
operationdetail .get_last_child() ) ;
break ;
#endif
case GParted::FS::EXTERNAL:
succes = set_proper_filesystem( partition_new .filesystem ) &&
p_filesystem ->move( partition_old
, partition_new
, operationdetail .get_last_child()
) ;
break ;
default:
break ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
#ifdef HAVE_LIBPARTED_FS_RESIZE
bool GParted_Core::resize_move_filesystem_using_libparted( const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail( _("using libparted"), STATUS_NONE ) ) ;
bool return_value = false ;
if ( open_device_and_disk( partition_old .device_path ) )
{
PedFileSystem * fs = NULL ;
PedGeometry * lp_geom = NULL ;
lp_geom = ped_geometry_new( lp_device,
partition_old .sector_start,
partition_old .get_sector_length() ) ;
if ( lp_geom )
{
fs = ped_file_system_open( lp_geom );
if ( fs )
{
lp_geom = NULL ;
lp_geom = ped_geometry_new( lp_device,
partition_new .sector_start,
partition_new .get_sector_length() ) ;
if ( lp_geom )
return_value = ped_file_system_resize( fs, lp_geom, NULL ) && commit() ;
ped_file_system_close( fs );
}
}
close_device_and_disk() ;
}
return return_value ;
}
#endif
bool GParted_Core::resize( const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail )
{
if ( partition_old .sector_start != partition_new .sector_start )
{
operationdetail .add_child( OperationDetail(
_("resizing requires old and new start to be the same"), STATUS_ERROR, FONT_ITALIC ) ) ;
return false ;
}
bool succes = false ;
if ( check_repair_filesystem( partition_new, operationdetail ) )
{
succes = true ;
if ( succes && partition_new .get_sector_length() < partition_old .get_sector_length() )
succes = resize_filesystem( partition_old, partition_new, operationdetail ) ;
if ( succes )
succes = resize_move_partition( partition_old, partition_new, operationdetail ) ;
//expand file system to fit exactly in partition
if ( ! ( //Do not maximize file system if FS not linux-swap and new size <= old
( partition_new .filesystem != FS_LINUX_SWAP //linux-swap is recreated, not resized
&& partition_new .get_sector_length() <= partition_old .get_sector_length()
)
|| ( check_repair_filesystem( partition_new, operationdetail )
&& maximize_filesystem( partition_new, operationdetail )
)
)
)
succes = false ;
return succes ;
}
return false ;
}
bool GParted_Core::resize_move_partition( const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail )
{
//i'm not too happy with this, but i think it is the correct way from a i18n POV
enum Action
{
NONE = 0,
MOVE_RIGHT = 1,
MOVE_LEFT = 2,
GROW = 3,
SHRINK = 4,
MOVE_RIGHT_GROW = 5,
MOVE_RIGHT_SHRINK = 6,
MOVE_LEFT_GROW = 7,
MOVE_LEFT_SHRINK = 8
} ;
Action action = NONE ;
if ( partition_new .get_sector_length() > partition_old .get_sector_length() )
action = GROW ;
else if ( partition_new .get_sector_length() < partition_old .get_sector_length() )
action = SHRINK ;
if ( partition_new .sector_start > partition_old .sector_start &&
partition_new .sector_end > partition_old .sector_end )
action = action == GROW ? MOVE_RIGHT_GROW : action == SHRINK ? MOVE_RIGHT_SHRINK : MOVE_RIGHT ;
else if ( partition_new .sector_start < partition_old .sector_start &&
partition_new .sector_end < partition_old .sector_end )
action = action == GROW ? MOVE_LEFT_GROW : action == SHRINK ? MOVE_LEFT_SHRINK : MOVE_LEFT ;
Glib::ustring description ;
switch ( action )
{
case NONE :
description = _("resize/move partition") ;
break ;
case MOVE_RIGHT :
description = _("move partition to the right") ;
break ;
case MOVE_LEFT :
description = _("move partition to the left") ;
break ;
case GROW :
description = _("grow partition from %1 to %2") ;
break ;
case SHRINK :
description = _("shrink partition from %1 to %2") ;
break ;
case MOVE_RIGHT_GROW :
description = _("move partition to the right and grow it from %1 to %2") ;
break ;
case MOVE_RIGHT_SHRINK :
description = _("move partition to the right and shrink it from %1 to %2") ;
break ;
case MOVE_LEFT_GROW :
description = _("move partition to the left and grow it from %1 to %2") ;
break ;
case MOVE_LEFT_SHRINK :
description = _("move partition to the left and shrink it from %1 to %2") ;
break ;
}
if ( ! description .empty() && action != NONE && action != MOVE_LEFT && action != MOVE_RIGHT )
description = String::ucompose( description,
Utils::format_size( partition_old .get_sector_length(), partition_old .sector_size ),
Utils::format_size( partition_new .get_sector_length(), partition_new .sector_size ) ) ;
operationdetail .add_child( OperationDetail( description ) ) ;
if ( action == NONE )
{
operationdetail .get_last_child() .add_child(
OperationDetail( _("new and old partition have the same size and position. Hence skipping this operation"),
STATUS_NONE,
FONT_ITALIC ) ) ;
operationdetail .get_last_child() .set_status( STATUS_SUCCES ) ;
return true ;
}
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("old start: %1"), partition_old .sector_start ) + "\n" +
String::ucompose( _("old end: %1"), partition_old .sector_end ) + "\n" +
String::ucompose( _("old size: %1 (%2)"),
partition_old .get_sector_length(),
Utils::format_size( partition_old .get_sector_length(), partition_old .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
//finally the actual resize/move
bool return_value = false ;
PedConstraint *constraint = NULL ;
lp_partition = NULL ;
//sometimes the lp_partition ->geom .start,end and length values display random numbers
//after going out of the 'if ( lp_partition)' scope. That's why we use some variables here.
Sector new_start = -1, new_end = -1 ;
if ( open_device_and_disk( partition_old .device_path ) )
{
if ( partition_old .type == GParted::TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition_old .get_sector() ) ;
if ( lp_partition )
{
if ( (partition_new .alignment == ALIGN_STRICT)
|| (partition_new .alignment == ALIGN_MEBIBYTE)
|| partition_new .strict_start
) {
PedGeometry *geom = ped_geometry_new( lp_device,
partition_new .sector_start,
partition_new .get_sector_length() ) ;
constraint = ped_constraint_exact( geom ) ;
}
else
constraint = ped_constraint_any( lp_device ) ;
if ( constraint )
{
if ( ped_disk_set_partition_geom( lp_disk,
lp_partition,
constraint,
partition_new .sector_start,
partition_new .sector_end ) )
{
new_start = lp_partition ->geom .start ;
new_end = lp_partition ->geom .end ;
return_value = commit() ;
}
ped_constraint_destroy( constraint );
}
}
close_device_and_disk() ;
}
if ( return_value )
{
//Change to partition succeeded
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("new start: %1"), new_start ) + "\n" +
String::ucompose( _("new end: %1"), new_end ) + "\n" +
String::ucompose( _("new size: %1 (%2)"),
new_end - new_start + 1,
Utils::format_size( new_end - new_start + 1, partition_new .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
#ifndef USE_LIBPARTED_DMRAID
//update dev mapper entry if partition is dmraid.
DMRaid dmraid ;
if ( return_value && dmraid .is_dmraid_device( partition_new .device_path ) )
{
//Open disk handle before and close after to prevent application crash.
if ( open_device_and_disk( partition_new .device_path ) )
{
return_value = dmraid .update_dev_map_entry( partition_new, operationdetail .get_last_child() ) ;
close_device_and_disk() ;
}
}
#endif
}
else
{
//Change to partition failed
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("requested start: %1"), partition_new .sector_start ) + "\n" +
String::ucompose( _("requested end: %1"), partition_new . sector_end ) + "\n" +
String::ucompose( _("requested size: %1 (%2)"),
partition_new .get_sector_length(),
Utils::format_size( partition_new .get_sector_length(), partition_new .sector_size ) ),
STATUS_NONE,
FONT_ITALIC )
) ;
}
operationdetail .get_last_child() .set_status( return_value ? STATUS_SUCCES : STATUS_ERROR ) ;
return return_value ;
}
bool GParted_Core::resize_filesystem( const Partition & partition_old,
const Partition & partition_new,
OperationDetail & operationdetail,
bool fill_partition )
{
//by default 'grow' to accomodate expand_filesystem()
GParted::FS::Support action = get_fs( partition_old .filesystem ) .grow ;
if ( ! fill_partition )
{
if ( partition_new .get_sector_length() < partition_old .get_sector_length() )
{
operationdetail .add_child( OperationDetail( _("shrink file system") ) ) ;
action = get_fs( partition_old .filesystem ) .shrink ;
}
else if ( partition_new .get_sector_length() > partition_old .get_sector_length() )
operationdetail .add_child( OperationDetail( _("grow file system") ) ) ;
else
{
operationdetail .add_child( OperationDetail( _("resize file system") ) ) ;
operationdetail .get_last_child() .add_child(
OperationDetail(
_("new and old file system have the same size. Hence skipping this operation"),
STATUS_NONE,
FONT_ITALIC ) ) ;
operationdetail .get_last_child() .set_status( STATUS_SUCCES ) ;
return true ;
}
}
bool succes = false ;
switch ( action )
{
case GParted::FS::NONE:
break ;
case GParted::FS::GPARTED:
break ;
#ifdef HAVE_LIBPARTED_FS_RESIZE
case GParted::FS::LIBPARTED:
succes = resize_move_filesystem_using_libparted( partition_old,
partition_new,
operationdetail .get_last_child() ) ;
break ;
#endif
case GParted::FS::EXTERNAL:
succes = set_proper_filesystem( partition_new .filesystem ) &&
p_filesystem ->resize( partition_new,
operationdetail .get_last_child(),
fill_partition ) ;
break ;
default:
break ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::maximize_filesystem( const Partition & partition, OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail( _("grow file system to fill the partition") ) ) ;
if ( get_fs( partition .filesystem ) .grow == GParted::FS::NONE )
{
operationdetail .get_last_child() .add_child(
OperationDetail( _("growing is not available for this file system"),
STATUS_NONE,
FONT_ITALIC ) ) ;
operationdetail .get_last_child() .set_status( STATUS_N_A ) ;
return true ;
}
return resize_filesystem( partition, partition, operationdetail, true ) ;
}
bool GParted_Core::copy( const Partition & partition_src,
Partition & partition_dst,
Byte_Value min_size,
OperationDetail & operationdetail )
{
if ( partition_dst .get_byte_length() < partition_src .get_byte_length()
&& partition_src .filesystem != FS_XFS // Permit copying to smaller xfs partition
)
{
operationdetail .add_child( OperationDetail(
_("the destination is smaller than the source partition"), STATUS_ERROR, FONT_ITALIC ) ) ;
return false ;
}
if ( check_repair_filesystem( partition_src, operationdetail ) )
{
bool succes = true ;
if ( partition_dst .status == GParted::STAT_COPY )
{
/* Handle situation where src sector size is smaller than dst sector size and an additional partial dst sector is required. */
succes = create_partition( partition_dst, operationdetail, ( (min_size + (partition_dst .sector_size - 1)) / partition_dst .sector_size ) ) ;
}
if ( succes && set_partition_type( partition_dst, operationdetail ) )
{
operationdetail .add_child( OperationDetail(
String::ucompose( _("copy file system of %1 to %2"),
partition_src .get_path(),
partition_dst .get_path() ) ) ) ;
switch ( get_fs( partition_dst .filesystem ) .copy )
{
case GParted::FS::GPARTED :
succes = copy_filesystem( partition_src,
partition_dst,
operationdetail .get_last_child() ) ;
break ;
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
case GParted::FS::LIBPARTED :
//FIXME: see if copying through libparted has any advantages
break ;
#endif
case GParted::FS::EXTERNAL :
succes = set_proper_filesystem( partition_dst .filesystem ) &&
p_filesystem ->copy( partition_src .get_path(),
partition_dst .get_path(),
operationdetail .get_last_child() ) ;
break ;
default :
succes = false ;
break ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return ( succes
&& update_bootsector( partition_dst, operationdetail )
&& ( //Do not maximize file system if FS not linux-swap and destination size <= source
( partition_dst .filesystem != FS_LINUX_SWAP //linux-swap is recreated, not copied
&& partition_dst .get_sector_length() <= partition_src .get_sector_length()
)
|| ( check_repair_filesystem( partition_dst, operationdetail )
&& maximize_filesystem( partition_dst, operationdetail )
)
)
);
}
}
return false ;
}
bool GParted_Core::copy_filesystem_simulation( const Partition & partition_src,
const Partition & partition_dst,
OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail( _("perform read-only test") ) ) ;
bool succes = copy_filesystem( partition_src, partition_dst, operationdetail .get_last_child(), true ) ;
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::copy_filesystem( const Partition & partition_src,
const Partition & partition_dst,
OperationDetail & operationdetail,
bool readonly )
{
Sector dummy ;
return copy_filesystem( partition_src .device_path,
partition_dst .device_path,
partition_src .sector_start,
partition_dst .sector_start,
partition_src .sector_size,
partition_dst .sector_size,
partition_src .get_byte_length(),
operationdetail,
readonly,
dummy ) ;
}
bool GParted_Core::copy_filesystem( const Partition & partition_src,
const Partition & partition_dst,
OperationDetail & operationdetail,
Byte_Value & total_done )
{
return copy_filesystem( partition_src .device_path,
partition_dst .device_path,
partition_src .sector_start,
partition_dst .sector_start,
partition_src .sector_size,
partition_dst .sector_size,
partition_src .get_byte_length(),
operationdetail,
false,
total_done ) ;
}
bool GParted_Core::copy_filesystem( const Glib::ustring & src_device,
const Glib::ustring & dst_device,
Sector src_start,
Sector dst_start,
Byte_Value src_sector_size,
Byte_Value dst_sector_size,
Byte_Value src_length,
OperationDetail & operationdetail,
bool readonly,
Byte_Value & total_done )
{
operationdetail .add_child( OperationDetail( _("using internal algorithm"), STATUS_NONE ) ) ;
operationdetail .add_child( OperationDetail(
String::ucompose( readonly ?
/*TO TRANSLATORS: looks like read 1.00 MiB */
_("read %1") :
/*TO TRANSLATORS: looks like copy 1.00 MiB */
_("copy %1"),
Utils::format_size( src_length, 1 ) ),
STATUS_NONE ) ) ;
operationdetail .add_child( OperationDetail( _("finding optimal block size"), STATUS_NONE ) ) ;
Byte_Value benchmark_blocksize = readonly ? (2 * MEBIBYTE) : (1 * MEBIBYTE), N = (16 * MEBIBYTE) ;
Byte_Value optimal_blocksize = benchmark_blocksize ;
Sector offset_read = src_start ;
Sector offset_write = dst_start ;
//Handle situation where we need to perform the copy beginning
// with the end of the partition and finishing with the start.
if ( dst_start > src_start )
{
offset_read += (src_length/src_sector_size) - (N/src_sector_size) ;
/* Handle situation where src sector size is smaller than dst sector size and an additional partial dst sector is required. */
offset_write += ((src_length + (dst_sector_size - 1))/dst_sector_size) - (N/dst_sector_size) ;
}
total_done = 0 ;
Byte_Value done = 0 ;
Glib::Timer timer ;
double smallest_time = 1000000 ;
bool succes = true ;
//Benchmark copy times using different block sizes to determine optimal size
while ( succes &&
llabs( done ) + N <= src_length &&
benchmark_blocksize <= N )
{
timer .reset() ;
succes = copy_blocks( src_device,
dst_device,
offset_read + (done / src_sector_size),
offset_write + (done / dst_sector_size),
N,
benchmark_blocksize,
operationdetail .get_last_child(),
readonly,
total_done ) ;
timer.stop() ;
operationdetail .get_last_child() .get_last_child() .add_child( OperationDetail(
String::ucompose( _("%1 seconds"), timer .elapsed() ), STATUS_NONE, FONT_ITALIC ) ) ;
if ( timer .elapsed() <= smallest_time )
{
smallest_time = timer .elapsed() ;
optimal_blocksize = benchmark_blocksize ;
}
benchmark_blocksize *= 2 ;
if ( ( dst_start > src_start ) )
done -= N ;
else
done += N ;
}
if ( succes )
operationdetail .get_last_child() .add_child( OperationDetail( String::ucompose(
/*TO TRANSLATORS: looks like optimal block size is 1.00 MiB */
_("optimal block size is %1"),
Utils::format_size( optimal_blocksize, 1 ) ),
STATUS_NONE ) ) ;
if ( succes && llabs( done ) < src_length )
succes = copy_blocks( src_device,
dst_device,
src_start + ( dst_start > src_start ? 0 : (done / src_sector_size) ),
dst_start + ( dst_start > src_start ? 0 : (done / dst_sector_size) ),
src_length - llabs( done ),
optimal_blocksize,
operationdetail,
readonly,
total_done ) ;
operationdetail .add_child( OperationDetail(
String::ucompose( readonly ?
/*TO TRANSLATORS: looks like 1.00 MiB (1048576 B) read */
_("%1 (%2 B) read") :
/*TO TRANSLATORS: looks like 1.00 MiB (1048576 B) copied */
_("%1 (%2 B) copied"),
Utils::format_size( total_done, 1 ), total_done ),
STATUS_NONE ) ) ;
return succes ;
}
void GParted_Core::rollback_transaction( const Partition & partition_src,
const Partition & partition_dst,
OperationDetail & operationdetail,
Byte_Value total_done )
{
if ( total_done > 0 )
{
operationdetail .add_child( OperationDetail( _("roll back last transaction") ) ) ;
//find out exactly which part of the file system was copied (and to where it was copied)..
Partition temp_src = partition_src ;
Partition temp_dst = partition_dst ;
if ( partition_dst .sector_start > partition_src .sector_start )
{
temp_src .sector_start = temp_src .sector_end - ( (total_done / temp_src .sector_size) - 1 ) ;
temp_dst .sector_start = temp_dst .sector_end - ( (total_done / temp_dst .sector_size) - 1 ) ;
}
else
{
temp_src .sector_end = temp_src .sector_start + ( (total_done / temp_src .sector_size) - 1 ) ;
temp_dst .sector_end = temp_dst .sector_start + ( (total_done / temp_dst .sector_size) - 1 ) ;
}
//and copy it back (NOTE the reversed dst and src)
bool succes = copy_filesystem( temp_dst, temp_src, operationdetail .get_last_child() ) ;
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
}
}
bool GParted_Core::check_repair_filesystem( const Partition & partition, OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail(
String::ucompose(
/* TO TRANSLATORS: looks like check file system on /dev/sda5 for errors and (if possible) fix them */
_("check file system on %1 for errors and (if possible) fix them"),
partition .get_path() ) ) ) ;
bool succes = false ;
switch ( get_fs( partition .filesystem ) .check )
{
case GParted::FS::NONE:
operationdetail .get_last_child() .add_child(
OperationDetail( _("checking is not available for this file system"),
STATUS_NONE,
FONT_ITALIC ) ) ;
operationdetail .get_last_child() .set_status( STATUS_N_A ) ;
return true ;
break ;
case GParted::FS::GPARTED:
break ;
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
case GParted::FS::LIBPARTED:
break ;
#endif
case GParted::FS::EXTERNAL:
succes = set_proper_filesystem( partition .filesystem ) &&
p_filesystem ->check_repair( partition, operationdetail .get_last_child() ) ;
break ;
default:
break ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::set_partition_type( const Partition & partition, OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail(
String::ucompose( _("set partition type on %1"), partition .get_path() ) ) ) ;
bool return_value = false ;
if ( open_device_and_disk( partition .device_path ) )
{
PedFileSystemType * fs_type =
ped_file_system_type_get( Utils::get_filesystem_string( partition .filesystem ) .c_str() ) ;
//If not found, and FS is linux-swap, then try linux-swap(v1)
if ( ! fs_type && Utils::get_filesystem_string( partition .filesystem ) == "linux-swap" )
fs_type = ped_file_system_type_get( "linux-swap(v1)" ) ;
//If not found, and FS is linux-swap, then try linux-swap(new)
if ( ! fs_type && Utils::get_filesystem_string( partition .filesystem ) == "linux-swap" )
fs_type = ped_file_system_type_get( "linux-swap(new)" ) ;
//default is Linux (83)
if ( ! fs_type )
fs_type = ped_file_system_type_get( "ext2" ) ;
if ( fs_type )
{
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition &&
ped_partition_set_system( lp_partition, fs_type ) &&
commit() )
{
operationdetail .get_last_child() .add_child(
OperationDetail( String::ucompose( _("new partition type: %1"),
lp_partition ->fs_type ->name ),
STATUS_NONE,
FONT_ITALIC ) ) ;
return_value = true ;
}
}
close_device_and_disk() ;
}
operationdetail .get_last_child() .set_status( return_value ? STATUS_SUCCES : STATUS_ERROR ) ;
return return_value ;
}
void GParted_Core::set_progress_info( Byte_Value total,
Byte_Value done,
const Glib::Timer & timer,
OperationDetail & operationdetail,
bool readonly )
{
operationdetail .fraction = done / static_cast<double>( total ) ;
std::time_t time_remaining = Utils::round( (total - done) / ( done / timer .elapsed() ) ) ;
operationdetail .progress_text =
String::ucompose( readonly ?
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB read (00:01:59 remaining) */
_("%1 of %2 read (%3 remaining)") :
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB copied (00:01:59 remaining) */
_("%1 of %2 copied (%3 remaining)"),
Utils::format_size( done, 1 ),
Utils::format_size( total,1 ),
Utils::format_time( time_remaining) ) ;
operationdetail .set_description(
String::ucompose( readonly ?
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB read */
_("%1 of %2 read") :
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB copied */
_("%1 of %2 copied"),
Utils::format_size( done, 1 ), Utils::format_size( total, 1 ) ),
FONT_ITALIC ) ;
}
bool GParted_Core::copy_blocks( const Glib::ustring & src_device,
const Glib::ustring & dst_device,
Sector src_start,
Sector dst_start,
Byte_Value length,
Byte_Value blocksize,
OperationDetail & operationdetail,
bool readonly,
Byte_Value & total_done )
{
if ( blocksize > length )
blocksize = length ;
if ( readonly )
operationdetail .add_child( OperationDetail(
/*TO TRANSLATORS: looks like read 16.00 MiB using a block size of 1.00 MiB */
String::ucompose( _("read %1 using a block size of %2"), Utils::format_size( length, 1 ),
Utils::format_size( blocksize, 1 ) ) ) ) ;
else
operationdetail .add_child( OperationDetail(
/*TO TRANSLATORS: looks like copy 16.00 MiB using a block size of 1.00 MiB */
String::ucompose( _("copy %1 using a block size of %2"), Utils::format_size( length, 1 ),
Utils::format_size( blocksize, 1 ) ) ) ) ;
Byte_Value done = length % blocksize ;
bool succes = false ;
PedDevice *lp_device_src = ped_device_get( src_device .c_str() );
PedDevice *lp_device_dst = src_device != dst_device ? ped_device_get( dst_device .c_str() ) : lp_device_src ;
if ( lp_device_src && lp_device_dst && ped_device_open( lp_device_src ) && ped_device_open( lp_device_dst ) )
{
Byte_Value src_sector_size = lp_device_src ->sector_size ;
Byte_Value dst_sector_size = lp_device_dst ->sector_size ;
//Handle situation where we need to perform the copy beginning
// with the end of the partition and finishing with the start.
if ( dst_start > src_start )
{
blocksize -= 2*blocksize ;
done -= 2*done ;
src_start += ( (length / src_sector_size) - 1 ) ;
/* Handle situation where src sector size is smaller than dst sector size and an additional partial dst sector is required. */
dst_start += ( ((length + (dst_sector_size - 1))/ dst_sector_size) - 1 ) ;
}
Glib::ustring error_message ;
buf = static_cast<char *>( malloc( llabs( blocksize ) ) ) ;
if ( buf )
{
ped_device_sync( lp_device_dst ) ;
succes = true ;
if ( done != 0 )
succes = copy_block( lp_device_src,
lp_device_dst,
src_start,
dst_start,
done,
error_message,
readonly ) ;
if ( ! succes )
done = 0 ;
//add an empty sub which we will constantly update in the loop
operationdetail .get_last_child() .add_child( OperationDetail( "", STATUS_NONE ) ) ;
Glib::Timer timer_progress_timeout, timer_total ;
while( succes && llabs( done ) < length )
{
succes = copy_block( lp_device_src,
lp_device_dst,
src_start + (done / src_sector_size),
dst_start + (done / dst_sector_size),
blocksize,
error_message,
readonly ) ;
if ( succes )
done += blocksize ;
if ( timer_progress_timeout .elapsed() >= 0.5 )
{
set_progress_info( length,
llabs( done + blocksize ),
timer_total,
operationdetail .get_last_child() .get_last_child(),
readonly ) ;
timer_progress_timeout .reset() ;
}
}
//set progress bar current info on completion
set_progress_info( length,
llabs( done ),
timer_total,
operationdetail .get_last_child() .get_last_child(),
readonly ) ;
free( buf ) ;
}
else
error_message = Glib::strerror( errno ) ;
//reset fraction to -1 to make room for a new one (or a pulsebar)
operationdetail .get_last_child() .get_last_child() .fraction = -1 ;
//final description
operationdetail .get_last_child() .get_last_child() .set_description(
String::ucompose( readonly ?
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB read */
_("%1 of %2 read") :
/*TO TRANSLATORS: looks like 1.00 MiB of 16.00 MiB copied */
_("%1 of %2 copied"),
Utils::format_size( llabs( done ), 1 ),
Utils::format_size( length, 1 ) ),
FONT_ITALIC ) ;
if ( ! succes && ! error_message .empty() )
operationdetail .get_last_child() .add_child(
OperationDetail( error_message, STATUS_NONE, FONT_ITALIC ) ) ;
total_done += llabs( done ) ;
//close and destroy the devices..
ped_device_close( lp_device_src ) ;
ped_device_destroy( lp_device_src ) ;
if ( src_device != dst_device )
{
ped_device_close( lp_device_dst ) ;
ped_device_destroy( lp_device_dst ) ;
}
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::copy_block( PedDevice * lp_device_src,
PedDevice * lp_device_dst,
Sector offset_src,
Sector offset_dst,
Byte_Value block_length,
Glib::ustring & error_message,
bool readonly )
{
Byte_Value sector_size_src = lp_device_src ->sector_size ;
Byte_Value sector_size_dst = lp_device_dst ->sector_size ;
//Handle case where src and dst sector sizes are different.
// E.g., 5 sectors x 512 bytes/sector = ??? 2048 byte sectors
Sector num_blocks_src = (llabs(block_length) + (sector_size_src - 1) ) / sector_size_src ;
Sector num_blocks_dst = (llabs(block_length) + (sector_size_dst - 1) ) / sector_size_dst ;
//Handle situation where we are performing copy operation beginning
// with the end of the partition and finishing with the start.
if ( block_length < 0 )
{
block_length = llabs( block_length ) ;
offset_src -= ( (block_length / sector_size_src) - 1 ) ;
/* Handle situation where src sector size is smaller than dst sector size and an additional partial dst sector is required. */
offset_dst -= ( ( (block_length + (sector_size_dst - 1)) / sector_size_dst) - 1 ) ;
}
if ( block_length != 0 )
{
if ( ped_device_read( lp_device_src, buf, offset_src, num_blocks_src ) )
{
if ( readonly || ped_device_write( lp_device_dst, buf, offset_dst, num_blocks_dst ) )
return true ;
else
error_message = String::ucompose( _("Error while writing block at sector %1"), offset_dst ) ;
}
else
error_message = String::ucompose( _("Error while reading block at sector %1"), offset_src ) ;
}
return false ;
}
bool GParted_Core::calibrate_partition( Partition & partition, OperationDetail & operationdetail )
{
if ( partition .type == TYPE_PRIMARY || partition .type == TYPE_LOGICAL || partition .type == TYPE_EXTENDED )
{
operationdetail .add_child( OperationDetail( String::ucompose( _("calibrate %1"), partition .get_path() ) ) ) ;
bool succes = false ;
if ( open_device_and_disk( partition .device_path ) )
{
if ( partition .type == GParted::TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition )//FIXME: add check to see if lp_partition ->type matches partition .type..
{
partition .add_path( get_partition_path( lp_partition ) ) ;
partition .sector_start = lp_partition ->geom .start ;
partition .sector_end = lp_partition ->geom .end ;
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("path: %1"), partition .get_path() ) + "\n" +
String::ucompose( _("start: %1"), partition .sector_start ) + "\n" +
String::ucompose( _("end: %1"), partition .sector_end ) + "\n" +
String::ucompose( _("size: %1 (%2)"),
partition .get_sector_length(),
Utils::format_size( partition .get_sector_length(), partition .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
succes = true ;
}
close_device_and_disk() ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
else //nothing to calibrate...
return true ;
}
bool GParted_Core::calculate_exact_geom( const Partition & partition_old,
Partition & partition_new,
OperationDetail & operationdetail )
{
operationdetail .add_child( OperationDetail(
String::ucompose( _("calculate new size and position of %1"), partition_new .get_path() ) ) ) ;
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("requested start: %1"), partition_new .sector_start ) + "\n" +
String::ucompose( _("requested end: %1"), partition_new .sector_end ) + "\n" +
String::ucompose( _("requested size: %1 (%2)"),
partition_new .get_sector_length(),
Utils::format_size( partition_new .get_sector_length(), partition_new .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
bool succes = false ;
if ( open_device_and_disk( partition_old .device_path ) )
{
lp_partition = NULL ;
if ( partition_old .type == GParted::TYPE_EXTENDED )
lp_partition = ped_disk_extended_partition( lp_disk ) ;
else
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition_old .get_sector() ) ;
if ( lp_partition )
{
PedConstraint *constraint = NULL ;
constraint = ped_constraint_any( lp_device ) ;
if ( constraint )
{
//FIXME: if we insert a weird partitionnew geom here (e.g. start > end)
//ped_disk_set_partition_geom() will still return true (althoug an lp exception is written
//to stdout.. see if this also affect create_partition and resize_move_partition
//sended a patch to fix this to libparted list. will probably be in 1.7.2
if ( ped_disk_set_partition_geom( lp_disk,
lp_partition,
constraint,
partition_new .sector_start,
partition_new .sector_end ) )
{
partition_new .sector_start = lp_partition ->geom .start ;
partition_new .sector_end = lp_partition ->geom .end ;
succes = true ;
}
ped_constraint_destroy( constraint );
}
}
close_device_and_disk() ;
}
if ( succes )
{
operationdetail .get_last_child() .add_child(
OperationDetail(
String::ucompose( _("new start: %1"), partition_new .sector_start ) + "\n" +
String::ucompose( _("new end: %1"), partition_new .sector_end ) + "\n" +
String::ucompose( _("new size: %1 (%2)"),
partition_new .get_sector_length(),
Utils::format_size( partition_new .get_sector_length(), partition_new .sector_size ) ),
STATUS_NONE,
FONT_ITALIC ) ) ;
#ifndef USE_LIBPARTED_DMRAID
//Update dev mapper entry if partition is dmraid.
DMRaid dmraid ;
if ( succes && dmraid .is_dmraid_device( partition_new .device_path ) )
{
//Open disk handle before and close after to prevent application crash.
if ( open_device_and_disk( partition_new .device_path ) )
{
succes = dmraid .update_dev_map_entry( partition_new, operationdetail .get_last_child() ) ;
close_device_and_disk() ;
}
}
#endif
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
bool GParted_Core::set_proper_filesystem( const FILESYSTEM & filesystem )
{
p_filesystem = get_filesystem_object( filesystem ) ;
return p_filesystem ;
}
FileSystem * GParted_Core::get_filesystem_object( const FILESYSTEM & filesystem )
{
if ( FILESYSTEM_MAP .count( filesystem ) )
return FILESYSTEM_MAP[ filesystem ] ;
else
return NULL ;
}
#ifndef HAVE_LIBPARTED_3_0_0_PLUS
bool GParted_Core::erase_filesystem_signatures( const Partition & partition )
{
bool return_value = false ;
if ( open_device_and_disk( partition .device_path ) )
{
lp_partition = ped_disk_get_partition_by_sector( lp_disk, partition .get_sector() ) ;
if ( lp_partition && ped_file_system_clobber( & lp_partition ->geom ) )
{
//file systems not yet supported by libparted
if ( ped_device_open( lp_device ) )
{
//reiser4 stores "ReIsEr4" at sector 128 with a sector size of 512 bytes
// FIXME writing block of partially uninitialized bytes (security/privacy)
return_value = ped_geometry_write( & lp_partition ->geom, "0000000", (65536 / lp_device ->sector_size), 1 ) ;
ped_device_close( lp_device ) ;
}
}
close_device_and_disk() ;
}
return return_value ;
}
#endif
bool GParted_Core::update_bootsector( const Partition & partition, OperationDetail & operationdetail )
{
//only for ntfs atm...
//FIXME: this should probably be done in the fs classes...
if ( partition .filesystem == FS_NTFS )
{
//The NTFS file system stores a value in the boot record called the
// Number of Hidden Sectors. This value must match the partition start
// sector number in order for Windows to boot from the file system.
// For more details, refer to the NTFS Volume Boot Record at:
// http://www.geocities.com/thestarman3/asm/mbr/NTFSBR.htm
operationdetail .add_child( OperationDetail(
/*TO TRANSLATORS: update boot sector of ntfs file system on /dev/sdd1 */
String::ucompose( _("update boot sector of %1 file system on %2"),
Utils::get_filesystem_string( partition .filesystem ),
partition .get_path() ) ) ) ;
//convert start sector to hex string
std::stringstream ss ;
ss << std::hex << partition .sector_start ;
Glib::ustring hex = ss .str() ;
//fill with zeros and reverse...
hex .insert( 0, 8 - hex .length(), '0' ) ;
Glib::ustring reversed_hex ;
for ( int t = 6 ; t >= 0 ; t -=2 )
reversed_hex .append( hex .substr( t, 2 ) ) ;
//convert reversed hex codes into ascii characters
char buf[4] ;
for ( unsigned int k = 0; (k < 4 && k < (reversed_hex .length() / 2)); k++ )
{
Glib::ustring tmp_hex = "0x" + reversed_hex .substr( k * 2, 2 ) ;
buf[k] = (char)( std::strtol( tmp_hex .c_str(), NULL, 16 ) ) ;
}
//write new Number of Hidden Sectors value into NTFS boot sector at offset 0x1C
Glib::ustring error_message = "" ;
std::ofstream dev_file ;
dev_file .open( partition .get_path() .c_str(), std::ios::out | std::ios::binary ) ;
if ( dev_file .is_open() )
{
dev_file .seekp( 0x1C ) ;
if ( dev_file .good() )
{
dev_file .write( buf, 4 ) ;
if ( dev_file .bad() )
{
/*TO TRANSLATORS: looks like Error trying to write to boot sector in /dev/sdd1 */
error_message = String::ucompose( _("Error trying to write to boot sector in %1"), partition .get_path() ) ;
}
}
else
{
/*TO TRANSLATORS: looks like Error trying to seek to position 0x1C in /dev/sdd1 */
error_message = String::ucompose( _("Error trying to seek to position 0x1c in %1"), partition .get_path() ) ;
}
dev_file .close( ) ;
}
else
{
/*TO TRANSLATORS: looks like Error trying to open /dev/sdd1 */
error_message = String::ucompose( _("Error trying to open %1"), partition .get_path() ) ;
}
//append error messages if any found
bool succes = true ;
if ( ! error_message .empty() )
{
succes = false ;
error_message += "\n" ;
/*TO TRANSLATORS: looks like Failed to set the number of hidden sectors to 05ab4f00 in the ntfs boot record. */
error_message += String::ucompose( _("Failed to set the number of hidden sectors to %1 in the NTFS boot record."), reversed_hex ) ;
error_message += "\n" ;
error_message += String::ucompose( _("You might try the following command to correct the problem:"), reversed_hex ) ;
error_message += "\n" ;
error_message += String::ucompose( "echo %1 | xxd -r -p | dd conv=notrunc of=%2 bs=1 seek=28", reversed_hex, partition .get_path() ) ;
operationdetail .get_last_child() .add_child( OperationDetail( error_message, STATUS_NONE, FONT_ITALIC ) ) ;
}
operationdetail .get_last_child() .set_status( succes ? STATUS_SUCCES : STATUS_ERROR ) ;
return succes ;
}
return true ;
}
bool GParted_Core::open_device( const Glib::ustring & device_path )
{
lp_device = ped_device_get( device_path .c_str() );
return lp_device ;
}
bool GParted_Core::open_device_and_disk( const Glib::ustring & device_path, bool strict )
{
lp_device = NULL ;
lp_disk = NULL ;
if ( open_device( device_path ) )
{
lp_disk = ped_disk_new( lp_device );
//if ! disk and writeable it's probably a HD without disklabel.
//We return true here and deal with them in GParted_Core::get_devices
if ( lp_disk || ( ! strict && ! lp_device ->read_only ) )
return true ;
close_device_and_disk() ;
}
return false ;
}
void GParted_Core::close_disk()
{
if ( lp_disk )
ped_disk_destroy( lp_disk ) ;
lp_disk = NULL ;
}
void GParted_Core::close_device_and_disk()
{
close_disk() ;
if ( lp_device )
ped_device_destroy( lp_device ) ;
lp_device = NULL ;
}
bool GParted_Core::commit()
{
bool succes = ped_disk_commit_to_dev( lp_disk ) ;
succes = commit_to_os( 10 ) && succes ;
return succes ;
}
bool GParted_Core::commit_to_os( std::time_t timeout )
{
bool succes ;
#ifndef USE_LIBPARTED_DMRAID
DMRaid dmraid ;
if ( dmraid .is_dmraid_device( lp_disk ->dev ->path ) )
succes = true ;
else
{
#endif
succes = ped_disk_commit_to_os( lp_disk ) ;
#ifndef HAVE_LIBPARTED_2_2_0_PLUS
//Work around to try to alleviate problems caused by
// bug #604298 - Failure to inform kernel of partition changes
// If not successful the first time, try one more time.
if ( ! succes )
{
sleep( 1 ) ;
succes = ped_disk_commit_to_os( lp_disk ) ;
}
#endif
#ifndef USE_LIBPARTED_DMRAID
}
#endif
settle_device( timeout ) ;
return succes ;
}
void GParted_Core::settle_device( std::time_t timeout )
{
if ( ! Glib::find_program_in_path( "udevsettle" ) .empty() )
Utils::execute_command( "udevsettle --timeout=" + Utils::num_to_str( timeout ) ) ;
else if ( ! Glib::find_program_in_path( "udevadm" ) .empty() )
Utils::execute_command( "udevadm settle --timeout=" + Utils::num_to_str( timeout ) ) ;
else
sleep( timeout ) ;
}
class PedExceptionMsg : public Gtk::MessageDialog
{
public:
PedExceptionMsg( PedException &e ) : MessageDialog( Glib::ustring(e.message), false, Gtk::MESSAGE_ERROR, Gtk::BUTTONS_NONE, true )
{
switch( e.type )
{
case PED_EXCEPTION_WARNING:
set_title( _("Libparted Warning") );
property_message_type() = Gtk::MESSAGE_WARNING;
break;
case PED_EXCEPTION_INFORMATION:
set_title( _("Libparted Information") );
property_message_type() = Gtk::MESSAGE_INFO;
break;
case PED_EXCEPTION_ERROR:
set_title( _("Libparted Error") );
default:
set_title( _("Libparted Bug Found!") );
}
if (e.options & PED_EXCEPTION_FIX)
add_button( _("Fix"), PED_EXCEPTION_FIX );
if (e.options & PED_EXCEPTION_YES)
add_button( _("Yes"), PED_EXCEPTION_YES );
if (e.options & PED_EXCEPTION_OK)
add_button( _("Ok"), PED_EXCEPTION_OK );
if (e.options & PED_EXCEPTION_RETRY)
add_button( _("Retry"), PED_EXCEPTION_RETRY );
if (e.options & PED_EXCEPTION_NO)
add_button( _("No"), PED_EXCEPTION_NO );
if (e.options & PED_EXCEPTION_CANCEL)
add_button( _("Cancel"), PED_EXCEPTION_CANCEL );
if (e.options & PED_EXCEPTION_IGNORE)
add_button( _("Ignore"), PED_EXCEPTION_IGNORE );
}
};
PedExceptionOption GParted_Core::ped_exception_handler( PedException * e )
{
PedExceptionOption ret = PED_EXCEPTION_UNHANDLED;
std::cout << e ->message << std::endl ;
libparted_messages .push_back( e->message ) ;
char optcount = 0;
int opt = 0;
for( char c = 0; c < 10; c++ )
if( e->options & (1 << c) ) {
opt = (1 << c);
optcount++;
}
// if only one option was given, choose it without popup
if( optcount == 1 && e->type != PED_EXCEPTION_BUG && e->type != PED_EXCEPTION_FATAL )
return (PedExceptionOption)opt;
if (Glib::Thread::self() != GParted_Core::mainthread)
gdk_threads_enter();
PedExceptionMsg msg( *e );
msg.show_all();
ret = (PedExceptionOption)msg.run();
if (Glib::Thread::self() != GParted_Core::mainthread)
gdk_threads_leave();
if (ret < 0)
ret = PED_EXCEPTION_UNHANDLED;
return ret;
}
GParted_Core::~GParted_Core()
{
delete p_filesystem;
}
Glib::Thread *GParted_Core::mainthread;
} //GParted