gparted/src/fat16.cc

105 lines
3.1 KiB
C++

/* Copyright (C) 2004 Bart
*
* 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/fat16.h"
namespace GParted
{
FS fat16::get_filesystem_support()
{
FS fs ;
fs .filesystem = GParted::FS_FAT16 ;
//find out if we can create fat16 filesystems
if ( ! Glib::find_program_in_path( "mkdosfs" ) .empty() )
fs .create = GParted::FS::EXTERNAL ;
if ( ! Glib::find_program_in_path( "dosfsck" ) .empty() )
{
fs .check = GParted::FS::EXTERNAL ;
fs .read = GParted::FS::EXTERNAL ;
}
//resizing of start and endpoint are provided by libparted
fs .grow = GParted::FS::LIBPARTED ;
fs .shrink = GParted::FS::LIBPARTED ;
fs .move = GParted::FS::LIBPARTED ;
fs .copy = GParted::FS::GPARTED ;
fs .MIN = 16 * MEBIBYTE ;
fs .MAX = 4096 * MEBIBYTE ;
return fs ;
}
void fat16::Set_Used_Sectors( Partition & partition )
{
exit_status = Utils::execute_command( "dosfsck -a -v " + partition .get_path(), output, error, true ) ;
if ( exit_status == 0 || exit_status == 1 )
{
//free clusters
index = output .find( ",", output .find( partition .get_path() ) + partition .get_path() .length() ) +1 ;
if ( index < output .length() && sscanf( output .substr( index ) .c_str(), "%Ld/%Ld", &S, &N ) == 2 )
N -= S ;
else
N = -1 ;
//bytes per cluster
index = output .rfind( "\n", output .find( "bytes per cluster" ) ) +1 ;
if ( index >= output .length() || sscanf( output .substr( index ) .c_str(), "%Ld", &S ) != 1 )
S = -1 ;
if ( N > -1 && S > -1 )
partition .Set_Unused( Utils::round( N * ( S / 512.0 ) ) ) ;
}
else
partition .messages .push_back( error ) ;
}
bool fat16::Create( const Partition & new_partition, std::vector<OperationDetail> & operation_details )
{
return ! execute_command( "mkdosfs -F16 -v " + new_partition .get_path(), operation_details ) ;
}
bool fat16::Resize( const Partition & partition_new,
std::vector<OperationDetail> & operation_details,
bool fill_partition )
{
return true ;
}
bool fat16::Copy( const Glib::ustring & src_part_path,
const Glib::ustring & dest_part_path,
std::vector<OperationDetail> & operation_details )
{
return true ;
}
bool fat16::Check_Repair( const Partition & partition, std::vector<OperationDetail> & operation_details )
{
exit_status = execute_command( "dosfsck -a -w -v " + partition .get_path(), operation_details ) ;
return ( exit_status == 0 || exit_status == 1 ) ;
}
} //GParted