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/*

    File: ext2_sb.c

    Copyright (C) 2008 Christophe GRENIER <grenier@cgsecurity.org>
  
    This software 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 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 the Free Software Foundation, Inc., 51
    Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
 
#include <stdio.h>
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "types.h"
#include "common.h"
#include "lang.h"
#include "intrf.h"
#ifdef HAVE_NCURSES
#include "intrfn.h"
#endif
#include "log.h"
#include "guid_cmp.h"
#include "ext2_sb.h"

int interface_superblock(disk_t *disk_car,list_part_t *list_part, char**current_cmd)
{
  const list_part_t *parts;
  const partition_t *old_part=NULL;
#ifdef HAVE_NCURSES
  const struct MenuItem menuSuperblock[]=
  {
    { 'P', "Previous",""},
    { 'N', "Next","" },
    { 'Q',"Quit","Return to Advanced menu"},
    { 0, NULL, NULL }
  };
#endif
  screen_buffer_reset();
#ifdef HAVE_NCURSES
  aff_copy(stdscr);
  wmove(stdscr,4,0);
  wprintw(stdscr,"%s",disk_car->description(disk_car));
  wmove(stdscr,5,0);
  mvwaddstr(stdscr,6,0,msg_PART_HEADER_LONG);
#endif
  for(parts=list_part;parts!=NULL;parts=parts->next)
  {
    const partition_t *partition=parts->part;
    if(old_part==NULL ||
      old_part->part_offset!=partition->part_offset ||
      old_part->part_size!=partition->part_size ||
      guid_cmp(old_part->part_type_gpt, partition->part_type_gpt)!=0	||
      old_part->part_type_i386!=partition->part_type_i386 	||
      old_part->part_type_sun!=partition->part_type_sun 	||
      old_part->part_type_mac!=partition->part_type_mac 	||
      old_part->upart_type!=partition->upart_type)
    {
      aff_part_buffer(AFF_PART_BASE, disk_car, partition);
      old_part=partition;
    }
    if(partition->blocksize!=0)
      screen_buffer_add("superblock %lu, blocksize=%u [%s]\n",
          (long unsigned)(partition->sb_offset/partition->blocksize),
          partition->blocksize, partition->fsname);
  }
  if(list_part!=NULL)
  {
    const partition_t *partition=list_part->part;
    screen_buffer_add("\n");
    screen_buffer_add("To repair the filesystem using alternate superblock, run\n");
    screen_buffer_add("fsck.ext%u -p -b superblock -B blocksize device\n",
	(partition->upart_type==UP_EXT2?2:
	 (partition->upart_type==UP_EXT3?3:4)));
  }
  screen_buffer_to_log();
  if(*current_cmd==NULL)
  {
    log_flush();
#ifdef HAVE_NCURSES
    screen_buffer_display(stdscr,"",menuSuperblock);
#endif
  }
  return 0;
}