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-rw-r--r--src/fat1x.c202
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diff --git a/src/fat1x.c b/src/fat1x.c
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+++ b/src/fat1x.c
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+/*
+
+ File: fat1x.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
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#include "types.h"
+#include "common.h"
+#include "lang.h"
+#include "intrf.h"
+#include "intrfn.h"
+#include "dirpart.h"
+#include "fat.h"
+#include "log.h"
+#include "fat_adv.h"
+#include "fat1x.h"
+
+#ifdef HAVE_NCURSES
+static void dump_fat1x_ncurses(disk_t *disk_car, partition_t *partition, const unsigned char *buffer_bs)
+{
+ WINDOW *window=newwin(0,0,0,0); /* full screen */
+ keypad(window, TRUE); /* Need it to get arrow key */
+ aff_copy(window);
+ wmove(window,4,0);
+ wprintw(window,"%s",disk_car->description(disk_car));
+ wmove(window,5,0);
+ aff_part(window,AFF_PART_ORDER|AFF_PART_STATUS,disk_car,partition);
+ mvwaddstr(window,6,0, "Boot sector");
+ dump(window,buffer_bs,FAT1x_BOOT_SECTOR_SIZE);
+ delwin(window);
+ (void) clearok(stdscr, TRUE);
+#ifdef HAVE_TOUCHWIN
+ touchwin(stdscr);
+#endif
+}
+#endif
+
+static void dump_fat1x(disk_t *disk_car, partition_t *partition, const unsigned char *buffer_bs)
+{
+ log_info("Boot sector\n");
+ dump_log(buffer_bs, FAT1x_BOOT_SECTOR_SIZE);
+#ifdef HAVE_NCURSES
+ dump_fat1x_ncurses(disk_car, partition, buffer_bs);
+#endif
+}
+
+int fat1x_boot_sector(disk_t *disk_car, partition_t *partition, const int verbose, const int dump_ind, const unsigned int expert, char **current_cmd)
+{
+ unsigned char *buffer_bs;
+ const char *options="DR";
+ int rescan=1;
+#ifdef HAVE_NCURSES
+ struct MenuItem menu_fat1x[]=
+ {
+ { 'P', "Previous",""},
+ { 'N', "Next","" },
+ { 'Q', "Quit","Return to Advanced menu"},
+ { 'L', "List", "List directories and files, copy and undelete data from FAT" },
+ { 'R', "Rebuild BS","Rebuild boot sector"},
+ { 'D', "Dump","Dump boot sector and backup boot sector"},
+ { 'C', "Repair FAT","Very Dangerous! Expert only"},
+ { 'I', "Init Root","Init root directory: Very Dangerous! Expert only"},
+ { 0, NULL, NULL }
+ };
+#endif
+ buffer_bs=(unsigned char*)MALLOC(FAT1x_BOOT_SECTOR_SIZE);
+ while(1)
+ {
+#ifdef HAVE_NCURSES
+ unsigned int menu=0;
+#endif
+ int command;
+ screen_buffer_reset();
+ if(rescan==1)
+ {
+#ifdef HAVE_NCURSES
+ aff_copy(stdscr);
+ wmove(stdscr,4,0);
+ wprintw(stdscr,"%s",disk_car->description(disk_car));
+ mvwaddstr(stdscr,5,0,msg_PART_HEADER_LONG);
+ wmove(stdscr,6,0);
+ aff_part(stdscr,AFF_PART_ORDER|AFF_PART_STATUS,disk_car,partition);
+#endif
+ log_info("\nfat1x_boot_sector\n");
+ log_partition(disk_car,partition);
+ screen_buffer_add("Boot sector\n");
+ if(disk_car->read(disk_car,FAT1x_BOOT_SECTOR_SIZE, buffer_bs, partition->part_offset)!=0)
+ {
+ screen_buffer_add("fat1x_boot_sector: Can't read boot sector.\n");
+ memset(buffer_bs,0,FAT1x_BOOT_SECTOR_SIZE);
+ }
+ if(test_FAT(disk_car,(const struct fat_boot_sector *)buffer_bs,partition,verbose,0)==0)
+ {
+ screen_buffer_add("OK\n");
+ if(expert==0)
+ options="DRCL";
+ else
+ options="DRCIL";
+ }
+ else
+ {
+ screen_buffer_add("Bad\n");
+ options="DRC";
+ }
+ screen_buffer_add("\n");
+ screen_buffer_add("A valid FAT Boot sector must be present in order to access\n");
+ screen_buffer_add("any data; even if the partition is not bootable.\n");
+ rescan=0;
+ }
+ screen_buffer_to_log();
+ if(*current_cmd!=NULL)
+ {
+ command=0;
+ while(*current_cmd[0]==',')
+ (*current_cmd)++;
+ if(strncmp(*current_cmd,"rebuildbs",9)==0)
+ {
+ (*current_cmd)+=9;
+ command='R';
+ }
+ else if(strncmp(*current_cmd,"dump",4)==0)
+ {
+ (*current_cmd)+=4;
+ command='D';
+ }
+ else if(strncmp(*current_cmd,"list",4)==0)
+ {
+ (*current_cmd)+=4;
+ if(strchr(options,'L')!=NULL)
+ command='L';
+ }
+ else if(strncmp(*current_cmd,"repairfat",8)==0)
+ {
+ (*current_cmd)+=8;
+ if(strchr(options,'C')!=NULL)
+ command='C';
+ }
+ else if(strncmp(*current_cmd,"initroot",8)==0)
+ {
+ (*current_cmd)+=8;
+ if(strchr(options,'I')!=NULL)
+ command='I';
+ }
+ }
+ else
+ {
+ log_flush();
+#ifdef HAVE_NCURSES
+ command=screen_buffer_display_ext(stdscr, options, menu_fat1x, &menu);
+#else
+ command=0;
+#endif
+ }
+ switch(command)
+ {
+ case 0:
+ free(buffer_bs);
+ return 0;
+ case 'R': /* R : rebuild boot sector */
+ rebuild_FAT_BS(disk_car,partition,verbose,dump_ind,1,expert,current_cmd);
+ rescan=1;
+ break;
+ case 'D':
+ dump_fat1x(disk_car, partition, buffer_bs);
+ break;
+ case 'C':
+ repair_FAT_table(disk_car,partition,verbose);
+ break;
+ case 'I':
+ FAT_init_rootdir(disk_car,partition,verbose);
+ break;
+ case 'L':
+ dir_partition(disk_car, partition, 0,current_cmd);
+ break;
+ }
+ }
+}