160 lines
6.9 KiB
C++
160 lines
6.9 KiB
C++
/* Copyright (C) 2004 Bart
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* Copyright (C) 2008, 2009, 2010, 2011 Curtis Gedak
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Device.h"
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#include "Dialog_Partition_Copy.h"
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#include "FileSystem.h"
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#include "GParted_Core.h"
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#include "Partition.h"
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#include "Utils.h"
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namespace GParted
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{
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Dialog_Partition_Copy::Dialog_Partition_Copy(const Device& device, const FS& fs,
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const FS_Limits& fs_limits,
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const Partition& selected_partition,
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const Partition& copied_partition)
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: Dialog_Base_Partition(device)
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{
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this ->fs = fs ;
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this->fs_limits = fs_limits;
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Set_Resizer( false ) ;
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Set_Confirm_Button( PASTE ) ;
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set_data( selected_partition, copied_partition );
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}
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Dialog_Partition_Copy::~Dialog_Partition_Copy()
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{
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delete new_partition;
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new_partition = nullptr;
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}
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void Dialog_Partition_Copy::set_data( const Partition & selected_partition, const Partition & copied_partition )
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{
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this ->set_title( Glib::ustring::compose( _("Paste %1"), copied_partition .get_path() ) ) ;
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// Set partition color
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Gdk::RGBA partition_color(Utils::get_color(copied_partition.fstype));
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frame_resizer_base->set_rgb_partition_color( partition_color );
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//set some widely used values...
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MIN_SPACE_BEFORE_MB = Dialog_Base_Partition::MB_Needed_for_Boot_Record( selected_partition ) ;
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START = selected_partition .sector_start ;
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total_length = selected_partition .get_sector_length() ;
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TOTAL_MB = Utils::round( Utils::sector_to_unit( selected_partition .get_sector_length(), selected_partition .sector_size, UNIT_MIB ) ) ;
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MB_PER_PIXEL = TOTAL_MB / 500.00 ;
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//Determine minimum number of sectors needed in destination (selected) partition and
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// handle situation where src sector size is smaller than dst sector size and an additional partial dst sector is required.
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Sector copied_min_sectors = ( copied_partition .get_byte_length() + (selected_partition .sector_size - 1) ) / selected_partition .sector_size ;
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long COPIED_LENGTH_MB = ceil( Utils::sector_to_unit( copied_min_sectors, selected_partition .sector_size, UNIT_MIB ) ) ;
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//now calculate proportional length of partition
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frame_resizer_base ->set_x_min_space_before( Utils::round( MIN_SPACE_BEFORE_MB / MB_PER_PIXEL ) ) ;
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frame_resizer_base ->set_x_start( Utils::round(MIN_SPACE_BEFORE_MB / MB_PER_PIXEL) ) ;
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int x_end = Utils::round( (MIN_SPACE_BEFORE_MB + COPIED_LENGTH_MB) / ( TOTAL_MB/500.00 ) ) ; //> 500 px only possible with xfs...
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frame_resizer_base ->set_x_end( x_end > 500 ? 500 : x_end ) ;
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Sector min_resize = copied_partition .estimated_min_size() ;
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frame_resizer_base ->set_used(
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Utils::round( Utils::sector_to_unit( min_resize, copied_partition .sector_size, UNIT_MIB ) / (TOTAL_MB/500.00) ) ) ;
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//Only allow pasting into a new larger partition if growing the file
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// system is implemented and resizing it is currently allowed.
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if ( fs .grow && ! GParted_Core::filesystem_resize_disallowed( copied_partition ) )
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{
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if ( ! fs_limits.max_size || fs_limits.max_size > ((TOTAL_MB - MIN_SPACE_BEFORE_MB) * MEBIBYTE) )
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fs_limits.max_size = (TOTAL_MB - MIN_SPACE_BEFORE_MB) * MEBIBYTE;
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}
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else
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{
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fs_limits.max_size = copied_partition.get_byte_length();
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}
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if (fs.fstype == FS_XFS) // Bit hackish, but most effective, since it's a unique situation.
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fs_limits.min_size = std::max( fs_limits.min_size, min_resize * copied_partition.sector_size );
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else
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fs_limits.min_size = COPIED_LENGTH_MB * MEBIBYTE;
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GRIP = true ;
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//set values of spinbutton_before
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spinbutton_before.set_range( MIN_SPACE_BEFORE_MB, TOTAL_MB - ceil( fs_limits.min_size / double(MEBIBYTE) ) );
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spinbutton_before .set_value( MIN_SPACE_BEFORE_MB ) ;
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//set values of spinbutton_size
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spinbutton_size.set_range( ceil( fs_limits.min_size / double(MEBIBYTE) ),
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ceil( fs_limits.max_size / double(MEBIBYTE) ) );
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spinbutton_size .set_value( COPIED_LENGTH_MB ) ;
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//set values of spinbutton_after
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spinbutton_after.set_range( 0, TOTAL_MB - MIN_SPACE_BEFORE_MB - ceil( fs_limits.min_size / double(MEBIBYTE) ) );
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spinbutton_after .set_value( TOTAL_MB - MIN_SPACE_BEFORE_MB - COPIED_LENGTH_MB ) ;
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GRIP = false ;
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frame_resizer_base->set_size_limits( Utils::round( fs_limits.min_size / (MB_PER_PIXEL * MEBIBYTE) ),
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Utils::round( fs_limits.max_size / (MB_PER_PIXEL * MEBIBYTE) ) );
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//set contents of label_minmax
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Set_MinMax_Text( ceil( fs_limits.min_size / double(MEBIBYTE) ),
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ceil( fs_limits.max_size / double(MEBIBYTE) ) );
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// Set member variable used in Dialog_Base_Partition::prepare_new_partition()
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new_partition = copied_partition.clone();
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new_partition->device_path = selected_partition.device_path;
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new_partition->inside_extended = selected_partition.inside_extended;
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new_partition->type = selected_partition.inside_extended ? TYPE_LOGICAL : TYPE_PRIMARY;
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new_partition->sector_size = selected_partition.sector_size;
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if ( copied_partition.sector_usage_known() )
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{
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// Handle situation where src sector size is smaller than dst sector size
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// and an additional partial dst sector is required.
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Byte_Value src_fs_bytes = ( copied_partition.sectors_used + copied_partition.sectors_unused ) *
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copied_partition.sector_size;
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Byte_Value src_unused_bytes = copied_partition.sectors_unused * copied_partition.sector_size;
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Sector dst_fs_sectors = ( src_fs_bytes + selected_partition.sector_size - 1 ) /
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selected_partition.sector_size;
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Sector dst_unused_sectors = ( src_unused_bytes + selected_partition.sector_size - 1 ) /
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selected_partition.sector_size;
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new_partition->set_sector_usage( dst_fs_sectors, dst_unused_sectors );
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}
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else
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{
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// FS usage of src is unknown so set dst usage unknown too.
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new_partition->set_sector_usage( -1, -1 );
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}
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this ->show_all_children() ;
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}
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const Partition & Dialog_Partition_Copy::Get_New_Partition()
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{
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g_assert(new_partition != nullptr); // Bug: Not initialised by constructor calling set_data()
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//first call baseclass to get the correct new partition
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Dialog_Base_Partition::prepare_new_partition();
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//set proper name and status for partition
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new_partition->status = STAT_COPY;
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return *new_partition;
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}
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} //GParted
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