gparted/src/reiser4.cc

154 lines
4.3 KiB
C++

/* Copyright (C) 2004 Bart
* Copyright (C) 2008, 2009, 2010 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/reiser4.h"
namespace GParted
{
FS reiser4::get_filesystem_support()
{
FS fs ;
fs .filesystem = GParted::FS_REISER4 ;
if ( ! Glib::find_program_in_path( "debugfs.reiser4" ) .empty() )
{
fs .read = GParted::FS::EXTERNAL ;
fs .read_label = FS::EXTERNAL ;
fs .read_uuid = GParted::FS::EXTERNAL ;
}
if ( ! Glib::find_program_in_path( "mkfs.reiser4" ) .empty() )
{
fs .create = GParted::FS::EXTERNAL ;
fs .create_with_label = GParted::FS::EXTERNAL ;
}
if ( ! Glib::find_program_in_path( "fsck.reiser4" ) .empty() )
fs .check = GParted::FS::EXTERNAL ;
if ( fs .check )
{
fs .copy = GParted::FS::GPARTED ;
fs .move = GParted::FS::GPARTED ;
}
fs .online_read = FS::GPARTED ;
/*
* IT SEEMS RESIZE AND COPY AREN'T IMPLEMENTED YET IN THE TOOLS...
* SEE http://marc.theaimsgroup.com/?t=109883161600003&r=1&w=2 for more information..
*/
return fs ;
}
void reiser4::set_used_sectors( Partition & partition )
{
if ( ! Utils::execute_command( "debugfs.reiser4 " + partition .get_path(), output, error, true ) )
{
index = output .find( "\nblocks:" ) ;
if ( index >= output .length() ||
sscanf( output.substr( index ) .c_str(), "\nblocks: %Ld", &T ) != 1 )
T = -1 ;
index = output .find( "\nfree blocks:" ) ;
if ( index >= output .length() ||
sscanf( output.substr( index ) .c_str(), "\nfree blocks: %Ld", &N ) != 1 )
N = -1 ;
index = output .find( "\nblksize:" ) ;
if ( index >= output.length() ||
sscanf( output.substr( index ) .c_str(), "\nblksize: %Ld", &S ) != 1 )
S = -1 ;
if ( T > -1 && N > -1 && S > -1 )
{
T = Utils::round( T * ( S / double(partition .sector_size) ) ) ;
N = Utils::round( N * ( S / double(partition .sector_size) ) ) ;
partition .set_sector_usage( T, N ) ;
}
}
else
{
if ( ! output .empty() )
partition .messages .push_back( output ) ;
if ( ! error .empty() )
partition .messages .push_back( error ) ;
}
}
void reiser4::read_label( Partition & partition )
{
if ( ! Utils::execute_command( "debugfs.reiser4 " + partition .get_path(), output, error, true ) )
{
Glib::ustring::size_type maxlen = Utils::get_filesystem_label_maxlength( FS_REISER4 ) ;
Glib::ustring label = Utils::regexp_label( output, "^label:[[:blank:]]*(.*)$" ) ;
//Avoid reading any trailing junk after the label
if ( label .length() > maxlen )
label .resize( maxlen ) ;
if ( label != "<none>" )
partition .set_label( label ) ;
else
partition .set_label( "" ) ;
}
else
{
if ( ! output .empty() )
partition .messages .push_back( output ) ;
if ( ! error .empty() )
partition .messages .push_back( error ) ;
}
}
void reiser4::read_uuid( Partition & partition )
{
if ( ! Utils::execute_command( "debugfs.reiser4 " + partition .get_path(), output, error, true ) )
{
partition .uuid = Utils::regexp_label( output, "uuid:[[:blank:]]*(" RFC4122_NONE_NIL_UUID_REGEXP ")" ) ;
}
else
{
if ( ! output .empty() )
partition .messages .push_back( output ) ;
if ( ! error .empty() )
partition .messages .push_back( error ) ;
}
}
bool reiser4::create( const Partition & new_partition, OperationDetail & operationdetail )
{
return ! execute_command( "mkfs.reiser4 --yes --label \"" + new_partition.get_label() +
"\" " + new_partition.get_path(), operationdetail,
false, true );
}
bool reiser4::check_repair( const Partition & partition, OperationDetail & operationdetail )
{
return ! execute_command( "fsck.reiser4 --yes --fix --quiet " + partition.get_path(),
operationdetail, false, true );
}
} //GParted