169 lines
5.0 KiB
C++
169 lines
5.0 KiB
C++
/* Copyright (C) 2004 Bart
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* Copyright (C) 2008, 2009, 2010 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 "reiser4.h"
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#include "FileSystem.h"
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#include "Partition.h"
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#include <glibmm/miscutils.h>
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#include <glibmm/shell.h>
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namespace GParted
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{
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FS reiser4::get_filesystem_support()
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{
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FS fs( FS_REISER4 );
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fs .busy = FS::GPARTED ;
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if ( ! Glib::find_program_in_path( "debugfs.reiser4" ) .empty() )
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{
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fs.read = FS::EXTERNAL;
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fs .read_label = FS::EXTERNAL ;
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fs.read_uuid = FS::EXTERNAL;
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}
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if ( ! Glib::find_program_in_path( "mkfs.reiser4" ) .empty() )
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{
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fs.create = FS::EXTERNAL;
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fs.create_with_label = FS::EXTERNAL;
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}
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if ( ! Glib::find_program_in_path( "fsck.reiser4" ) .empty() )
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fs.check = FS::EXTERNAL;
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if ( fs .check )
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{
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fs.copy = FS::GPARTED;
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fs.move = FS::GPARTED;
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}
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fs .online_read = FS::GPARTED ;
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/*
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* IT SEEMS RESIZE AND COPY AREN'T IMPLEMENTED YET IN THE TOOLS...
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* SEE http://marc.theaimsgroup.com/?t=109883161600003&r=1&w=2 for more information..
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*/
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return fs ;
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}
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void reiser4::set_used_sectors(Partition& partition)
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{
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exit_status = Utils::execute_command("debugfs.reiser4 " + Glib::shell_quote(partition.get_path()),
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output, error, true);
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if (exit_status != 0)
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{
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if (! output.empty())
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partition.push_back_message(output);
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if (! error.empty())
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partition.push_back_message(error);
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return;
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}
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long long blocks = -1;
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Glib::ustring::size_type index = output.find("\nblocks:");
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if (index < output.length())
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sscanf(output.substr(index).c_str(), "\nblocks: %lld", &blocks);
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long long free_blocks = -1;
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index = output.find("\nfree blocks:");
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if (index < output.length())
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sscanf(output.substr(index).c_str(), "\nfree blocks: %lld", &free_blocks);
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long long block_size = -1;
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index = output.find("\nblksize:");
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if (index < output.length())
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sscanf(output.substr(index).c_str(), "\nblksize: %lld", &block_size);
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if (blocks > -1 && free_blocks > -1 && block_size > -1)
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{
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Sector fs_size = blocks * block_size / partition.sector_size;
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Sector fs_free = free_blocks * block_size / partition.sector_size;
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partition.set_sector_usage(fs_size, fs_free);
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partition.fs_block_size = block_size;
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}
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}
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void reiser4::read_label( Partition & partition )
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{
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if ( ! Utils::execute_command( "debugfs.reiser4 " + Glib::shell_quote( partition.get_path() ),
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output, error, true ) )
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{
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Glib::ustring::size_type maxlen = Utils::get_filesystem_label_maxlength( FS_REISER4 ) ;
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Glib::ustring label = Utils::regexp_label( output, "^label:[[:blank:]]*(.*)$" ) ;
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//Avoid reading any trailing junk after the label
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if ( label .length() > maxlen )
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label .resize( maxlen ) ;
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if ( label != "<none>" )
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partition.set_filesystem_label( label );
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else
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partition.set_filesystem_label( "" );
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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.push_back_message( output );
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if ( ! error .empty() )
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partition.push_back_message( error );
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}
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}
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void reiser4::read_uuid( Partition & partition )
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{
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exit_status = Utils::execute_command("debugfs.reiser4 " + Glib::shell_quote( partition.get_path()),
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output, error, true);
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if (exit_status != 0)
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{
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if (! output.empty())
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partition.push_back_message(output);
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if (! error.empty())
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partition.push_back_message(error);
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return;
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}
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Glib::ustring pattern = "uuid:[[:blank:]]*(" RFC4122_NONE_NIL_UUID_REGEXP ")";
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// Reiser4progs >= 2.0.3 supports subvolumes. Ensure the volume UUID, rather than
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// subvolume UUID, is reported.
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if (output.find("volume uuid:") != Glib::ustring::npos)
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pattern = "volume " + pattern;
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partition.uuid = Utils::regexp_label(output, pattern);
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}
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bool reiser4::create( const Partition & new_partition, OperationDetail & operationdetail )
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{
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return ! execute_command( "mkfs.reiser4 --force --yes --label " +
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Glib::shell_quote( new_partition.get_filesystem_label() ) +
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" " + Glib::shell_quote( new_partition.get_path() ),
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operationdetail, EXEC_CHECK_STATUS|EXEC_CANCEL_SAFE );
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}
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bool reiser4::check_repair( const Partition & partition, OperationDetail & operationdetail )
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{
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return ! execute_command( "fsck.reiser4 --yes --fix --quiet " + Glib::shell_quote( partition.get_path() ),
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operationdetail, EXEC_CHECK_STATUS|EXEC_CANCEL_SAFE );
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}
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} //GParted
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