111 lines
3.0 KiB
C++
111 lines
3.0 KiB
C++
/* Copyright (C) 2004 Bart
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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 Library 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "../include/ext2.h"
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namespace GParted
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{
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FS ext2::get_filesystem_support( )
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{
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FS fs ;
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fs .filesystem = "ext2" ;
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if ( ! system( "which dumpe2fs 1>/dev/null 2>/dev/null" ) )
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fs .read = true ;
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if ( ! system( "which mkfs.ext2 1>/dev/null 2>/dev/null" ) )
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fs .create = true ;
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if ( ! system( "which e2fsck 1>/dev/null 2>/dev/null" ) )
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fs .check = true ;
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//resizing is a delicate process which requires 3 commands..
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if ( ! system( "which resize2fs 1>/dev/null 2>/dev/null" ) && fs .read && fs .check )
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fs .resize = true ;
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if ( ! system( "which dd 1>/dev/null 2>/dev/null" ) )
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fs .copy = true ;
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return fs ;
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}
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void ext2::Set_Used_Sectors( Partition & partition )
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{
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char c_buf[ 512 ] ;
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FILE *f ;
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Glib::ustring output ;
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Sector free_blocks = -1, blocksize = -1 ;
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//get free blocks..
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f = popen( ( "dumpe2fs -h " + partition .partition ) .c_str( ), "r" ) ;
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while ( fgets( c_buf, 512, f ) )
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{
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output = Glib::locale_to_utf8( c_buf ) ;
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//free blocks
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if ( output .find( "Free blocks" ) < output .length( ) )
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free_blocks = atoi( (output .substr( output .find( ":" ) +1, output .length( ) ) ) .c_str( ) ) ;
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//blocksize
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if ( output .find( "Block size:" ) < output .length( ) )
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blocksize = atoi( (output .substr( output .find( ":" ) +1, output .length( ) ) ) .c_str( ) ) ;
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}
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pclose( f ) ;
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if ( free_blocks > -1 && blocksize > -1 )
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partition .Set_Unused( free_blocks * blocksize / 512 ) ;
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}
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bool ext2::Create( const Glib::ustring device_path, const Partition & new_partition )
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{
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return Execute_Command( "mkfs.ext2 " + new_partition .partition ) ;
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}
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bool ext2::Resize( const Partition & partition_new, bool fill_partition )
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{
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Glib::ustring str_temp = "resize2fs " + partition_new .partition ;
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if ( ! fill_partition )
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str_temp += " " + num_to_str( partition_new .Get_Length_MB( ) - cylinder_size ) + "M" ;
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return Execute_Command( str_temp ) ;
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}
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bool ext2::Copy( const Glib::ustring & src_part_path, const Glib::ustring & dest_part_path )
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{
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return Execute_Command( "dd bs=8192 if=" + src_part_path + " of=" + dest_part_path ) ;
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}
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bool ext2::Check_Repair( const Partition & partition )
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{
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return Execute_Command( "e2fsck -fy " + partition .partition ) ;
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}
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int ext2::get_estimated_time( long MB_to_Consider )
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{
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return -1 ;
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}
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} //GParted
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