2009-11-05 11:08:32 -07:00
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/* Copyright (C) 2004 Bart
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2010-10-19 10:02:18 -06:00
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* Copyright (C) 2008, 2009, 2010 Curtis Gedak
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2004-11-17 06:00:25 -07:00
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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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2014-01-23 03:59:48 -07:00
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* GNU General Public License for more details.
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2004-11-17 06:00:25 -07:00
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*
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* You should have received a copy of the GNU General Public License
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2014-01-23 03:59:48 -07:00
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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2004-11-17 06:00:25 -07:00
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*/
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#include "../include/linux_swap.h"
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2013-09-14 07:51:16 -06:00
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#include <cerrno>
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2004-11-17 06:00:25 -07:00
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namespace GParted
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{
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2012-01-27 12:41:31 -07:00
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const Glib::ustring linux_swap::get_custom_text( CUSTOM_TEXT ttype, int index )
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{
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/*TO TRANSLATORS: these labels will be used in the partition menu */
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static const Glib::ustring activate_text = _( "_Swapon" ) ;
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static const Glib::ustring deactivate_text = _( "_Swapoff" ) ;
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switch ( ttype ) {
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case CTEXT_ACTIVATE_FILESYSTEM :
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return index == 0 ? activate_text : "" ;
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case CTEXT_DEACTIVATE_FILESYSTEM :
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return index == 0 ? deactivate_text : "" ;
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default :
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return "" ;
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}
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}
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2006-01-24 05:31:58 -07:00
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FS linux_swap::get_filesystem_support()
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{
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FS fs ;
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2005-12-07 04:21:27 -07:00
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fs .filesystem = GParted::FS_LINUX_SWAP ;
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2014-02-14 18:26:32 -07:00
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fs .busy = FS::GPARTED ;
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2013-09-14 07:51:16 -06:00
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fs .read = FS::EXTERNAL ;
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fs .online_read = FS::EXTERNAL ;
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2006-01-24 05:31:58 -07:00
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if ( ! Glib::find_program_in_path( "mkswap" ) .empty() )
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2004-12-28 05:59:46 -07:00
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{
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fs .create = GParted::FS::EXTERNAL ;
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fs .create_with_label = GParted::FS::EXTERNAL ;
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fs .grow = GParted::FS::EXTERNAL ;
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fs .shrink = GParted::FS::EXTERNAL ;
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2004-12-28 05:59:46 -07:00
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}
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2008-04-07 13:41:18 -06:00
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2010-08-04 15:57:29 -06:00
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if ( ! Glib::find_program_in_path( "swaplabel" ) .empty() )
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{
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fs .read_label = FS::EXTERNAL ;
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fs .write_label = FS::EXTERNAL ;
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fs .read_uuid = FS::EXTERNAL ;
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fs .write_uuid = FS::EXTERNAL ;
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}
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2010-08-04 15:57:29 -06:00
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2010-10-19 10:02:18 -06:00
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fs .copy = GParted::FS::EXTERNAL ;
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fs .move = GParted::FS::EXTERNAL ;
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2004-11-21 14:49:38 -07:00
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2004-11-17 06:00:25 -07:00
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return fs ;
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}
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2013-09-14 07:51:16 -06:00
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void linux_swap::set_used_sectors( Partition & partition )
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{
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if ( partition .busy )
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{
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2015-01-09 07:07:25 -07:00
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N = -1;
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2013-09-14 07:51:16 -06:00
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std::string line ;
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std::ifstream input( "/proc/swaps" ) ;
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if ( input )
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{
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Glib::ustring path = partition .get_path() ;
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Glib::ustring::size_type path_len = path.length() ;
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while ( getline( input, line ) )
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{
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if ( line .substr( 0, path_len ) == path )
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{
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sscanf( line.substr( path_len ).c_str(), " %*s %*d %Ld", &N );
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break ;
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}
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}
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input .close() ;
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}
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else
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{
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partition .messages .push_back( "open(\"/proc/swaps\", O_RDONLY): " + Glib::strerror( errno ) ) ;
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}
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if ( N > -1 )
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{
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// Ignore swap space reported size to ignore 1 page format
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// overhead. Instead use partition size as sectors_fs_size so
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// reported used figure for active swap space starts from 0
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// upwards, matching what 'swapon -s' reports.
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T = partition.get_sector_length();
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N = Utils::round( N * ( KIBIBYTE / double(partition .sector_size) ) ) ;
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partition .set_sector_usage( T, T - N ) ;
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}
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}
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else
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{
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//By definition inactive swap space is 100% free
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Sector size = partition .get_sector_length() ;
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partition .set_sector_usage( size, size ) ;
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}
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}
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2008-11-08 16:55:17 -07:00
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void linux_swap::read_label( Partition & partition )
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2006-09-12 14:34:33 -06:00
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{
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2012-10-10 17:07:08 -06:00
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if ( ! Utils::execute_command( "swaplabel " + partition .get_path(), output, error, true ) )
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{
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partition .set_label( Utils::regexp_label( output, "^LABEL:[[:blank:]]*(.*)$" ) ) ;
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}
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else
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{
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if ( ! output .empty() )
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partition .messages .push_back( output ) ;
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if ( ! error .empty() )
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partition .messages .push_back( error ) ;
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}
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}
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2008-11-08 16:55:17 -07:00
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bool linux_swap::write_label( const Partition & partition, OperationDetail & operationdetail )
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2008-04-07 13:41:18 -06:00
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{
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2012-10-08 07:23:17 -06:00
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return ! execute_command( "swaplabel -L \"" + partition .get_label() + "\" " + partition .get_path(), operationdetail ) ;
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2006-09-12 14:34:33 -06:00
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}
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2012-01-22 13:49:52 -07:00
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void linux_swap::read_uuid( Partition & partition )
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{
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if ( ! Utils::execute_command( "swaplabel " + partition .get_path(), output, error, true ) )
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{
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2012-09-23 08:44:40 -06:00
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partition .uuid = Utils::regexp_label( output, "^UUID:[[:blank:]]*(" RFC4122_NONE_NIL_UUID_REGEXP ")" ) ;
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2012-01-22 13:49:52 -07:00
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}
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else
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{
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if ( ! output .empty() )
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partition .messages .push_back( output ) ;
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if ( ! error .empty() )
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partition .messages .push_back( error ) ;
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}
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}
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bool linux_swap::write_uuid( const Partition & partition, OperationDetail & operationdetail )
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{
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return ! execute_command( "swaplabel -U \"" + Utils::generate_uuid() + "\" " + partition .get_path(), operationdetail ) ;
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}
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2006-08-20 03:33:54 -06:00
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bool linux_swap::create( const Partition & new_partition, OperationDetail & operationdetail )
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2004-11-17 06:00:25 -07:00
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{
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2012-10-08 07:23:17 -06:00
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return ! execute_command( "mkswap -L \"" + new_partition .get_label() + "\" " + new_partition .get_path(), operationdetail ) ;
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2004-11-17 06:00:25 -07:00
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}
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2006-08-20 03:33:54 -06:00
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bool linux_swap::resize( const Partition & partition_new, OperationDetail & operationdetail, bool fill_partition )
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{
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2008-11-18 16:58:17 -07:00
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/*TO TRANSLATORS: looks like create new linux-swap file system */
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operationdetail .add_child( OperationDetail(
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2008-11-18 16:58:17 -07:00
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String::ucompose( _("create new %1 file system"), Utils::get_filesystem_string( FS_LINUX_SWAP ) ) ) ) ;
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2009-03-23 14:01:03 -06:00
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//Maintain label and uuid when recreating swap
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2012-10-08 07:23:17 -06:00
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Glib::ustring command = "mkswap -L \"" + partition_new .get_label() + "\" " ;
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2010-03-14 13:45:05 -06:00
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if ( ! partition_new .uuid .empty() )
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command += " -U \"" + partition_new .uuid + "\" " ;
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command += partition_new .get_path() ;
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2009-03-23 14:01:03 -06:00
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bool exit_status = ! execute_command( command , operationdetail .get_last_child() ) ;
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operationdetail .get_last_child() .set_status( exit_status ? STATUS_SUCCES : STATUS_ERROR ) ;
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return exit_status ;
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2004-11-17 06:00:25 -07:00
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}
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2010-10-19 13:35:53 -06:00
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bool linux_swap::move( const Partition & partition_new
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, const Partition & partition_old
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, OperationDetail & operationdetail
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)
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{
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2010-10-19 13:43:42 -06:00
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//Since linux-swap does not contain data, do not actually move the partition
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operationdetail .add_child(
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OperationDetail(
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/* TO TRANSLATORS: looks like Partition move action skipped because linux-swap file system does not contain data */
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String::ucompose( _("Partition move action skipped because %1 file system does not contain data")
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, Utils::get_filesystem_string( FS_LINUX_SWAP )
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)
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, STATUS_NONE
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, FONT_ITALIC
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)
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) ;
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2010-10-19 13:35:53 -06:00
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return true ;
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}
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2013-01-30 19:35:52 -07:00
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bool linux_swap::copy( const Partition & src_part,
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Partition & dest_part,
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OperationDetail & operationdetail )
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2004-11-17 06:00:25 -07:00
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{
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2010-10-19 10:02:18 -06:00
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//Since linux-swap does not contain data, do not actually copy the partition
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operationdetail .add_child(
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OperationDetail(
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/* TO TRANSLATORS: looks like Partition copy action skipped because linux-swap file system does not contain data */
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String::ucompose( _("Partition copy action skipped because %1 file system does not contain data")
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, Utils::get_filesystem_string( FS_LINUX_SWAP )
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)
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, STATUS_NONE
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, FONT_ITALIC
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)
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) ;
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2006-05-23 15:17:34 -06:00
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return true ;
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2004-11-21 14:49:38 -07:00
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}
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2004-11-17 06:00:25 -07:00
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} //GParted
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