static void change_part_type_ncurses(const disk_t *disk_car,partition_t *partition) { partition_t *new_partition; char response[100]; int size=0; int i; unsigned int last[3], done = 0, next = 0; struct part_name_struct part_name[0x100]; struct MenuItem menuType[]= { { 'P', "Previous",""}, { 'N', "Next","" }, { 'Q', "Proceed","Go set the partition type"}, { 0, NULL, NULL } }; if(partition->arch->set_part_type==NULL) return ; /* Create an index of all partition type except Intel extended */ new_partition=partition_new(NULL); dup_partition_t(new_partition,partition); for(i=0;i<=0xFF;i++) { if(partition->arch->set_part_type(new_partition,i)==0) { part_name[size].name=new_partition->arch->get_partition_typename(new_partition); if(part_name[size].name!=NULL) part_name[size++].index=i; } } free(new_partition); /* Display the list of partition type in 3 columns */ screen_buffer_reset(); screen_buffer_add("List of partition type\n"); for (i = 2; i >= 0; i--) last[2 - i] = done += (size + i - done) / (i + 1); i = done = 0; while (done < last[0]) { screen_buffer_add( "%02x %-20s%c", part_name[next].index, part_name[next].name,(i==2 ? '\n' : ' ')); next = last[i++] + done; if (i > 2 || next >= last[i]) { i = 0; next = ++done; } } /* Ask for the new partition type*/ aff_copy(stdscr); wmove(stdscr,4,0); aff_part(stdscr,AFF_PART_ORDER|AFF_PART_STATUS,disk_car,partition); screen_buffer_display(stdscr,"",menuType); wmove(stdscr,LINES-2,0); wclrtoeol(stdscr); wprintw(stdscr,"New partition type [current %02x] ? ",partition->arch->get_part_type(partition)); if (get_string(stdscr, response, sizeof(response), NULL) > 0) { int tmp_val = strtol(response, NULL, 16); partition->arch->set_part_type(partition,tmp_val); } }
static void search_NTFS_from_backup(disk_t *disk_car, list_part_t *list_part, const int verbose, const int dump_ind, const uint64_t min_location, const uint64_t search_location_max) { unsigned char *buffer_disk; const list_part_t *element; partition_t *partition; buffer_disk=(unsigned char*)MALLOC(16*DEFAULT_SECTOR_SIZE); partition=partition_new(disk_car->arch); for(element=list_part;element!=NULL;element=element->next) { if(element->part->upart_type==UP_NTFS && element->part->sb_offset!=0) { unsigned int i; for(i=32;i>0;i--) { partition->part_size=(uint64_t)0; partition->part_offset=element->part->part_offset - i * disk_car->sector_size; if(disk_car->pread(disk_car, buffer_disk, DEFAULT_SECTOR_SIZE, partition->part_offset)==DEFAULT_SECTOR_SIZE) { if(recover_NTFS(disk_car, (const struct ntfs_boot_sector*)buffer_disk, partition, verbose, dump_ind, 0)==0) { partition->status=STATUS_DELETED; if(disk_car->arch->is_part_known(partition)!=0 && partition->part_size>1 && partition->part_offset >= min_location && partition->part_offset+partition->part_size-1 <= search_location_max) { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition,partition); list_part=insert_new_partition(list_part, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); } partition_reset(partition, disk_car->arch); } } } } } free(partition); free(buffer_disk); }
list_part_t *search_superblock(disk_t *disk_car, partition_t *partition, const int verbose, const int dump_ind, const int interface) { unsigned char *buffer=(unsigned char *)MALLOC(2*0x200); uint64_t hd_offset; int nbr_sb=0; list_part_t *list_part=NULL; int ind_stop=0; #ifdef HAVE_NCURSES unsigned long int old_percent=0; #endif struct ext2_super_block *sb=(struct ext2_super_block *)buffer; partition_t *new_partition=partition_new(disk_car->arch); log_trace("search_superblock\n"); #ifdef HAVE_NCURSES if(interface>0) { 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); wmove(stdscr,22,0); wattrset(stdscr, A_REVERSE); waddstr(stdscr," Stop "); wattroff(stdscr, A_REVERSE); } #endif for(hd_offset=0;hd_offset<partition->part_size && nbr_sb<10 && ind_stop==0;hd_offset=next_sb(hd_offset)) { #ifdef HAVE_NCURSES unsigned long int percent; percent=hd_offset*100/partition->part_size; if(interface>0 && percent!=old_percent) { wmove(stdscr,9,0); wclrtoeol(stdscr); wprintw(stdscr,"Search ext2/ext3/ext4 superblock %10lu/%lu %lu%%", (long unsigned)(hd_offset/disk_car->sector_size), (long unsigned)(partition->part_size/disk_car->sector_size),percent); wrefresh(stdscr); ind_stop|=check_enter_key_or_s(stdscr); old_percent=percent; } #endif if(disk_car->pread(disk_car, buffer, 1024, partition->part_offset + hd_offset) == 1024) { /* ext2/ext3/ext4 */ if(le16(sb->s_magic)==EXT2_SUPER_MAGIC) { dup_partition_t(new_partition,partition); new_partition->part_offset+=hd_offset; if(recover_EXT2(disk_car,sb,new_partition,verbose,dump_ind)==0) { int insert_error=0; if(hd_offset<=(EXT2_MIN_BLOCK_SIZE<<2)) new_partition->part_offset-=hd_offset; if(partition->blocksize==0) { partition->sborg_offset=new_partition->sborg_offset; partition->sb_offset =new_partition->sb_offset; partition->sb_size =new_partition->sb_size; partition->blocksize =new_partition->blocksize; } log_info("Ext2 superblock found at sector %llu (block=%llu, blocksize=%u)\n", (long long unsigned) hd_offset/DEFAULT_SECTOR_SIZE, (long long unsigned) hd_offset>>(EXT2_MIN_BLOCK_LOG_SIZE+le32(sb->s_log_block_size)), EXT2_MIN_BLOCK_SIZE<<le32(sb->s_log_block_size)); #ifdef HAVE_NCURSES wmove(stdscr,10+nbr_sb,0); wprintw(stdscr,"Ext2 superblock found at sector %llu (block=%llu, blocksize=%u) \n", (long long unsigned) hd_offset/DEFAULT_SECTOR_SIZE, (long long unsigned) hd_offset>>(EXT2_MIN_BLOCK_LOG_SIZE+le32(sb->s_log_block_size)), EXT2_MIN_BLOCK_SIZE<<le32(sb->s_log_block_size)); #endif list_part=insert_new_partition(list_part, new_partition, 1, &insert_error); new_partition=partition_new(disk_car->arch); nbr_sb++; } } }
static void change_part_type_ncurses2(const disk_t *disk_car, partition_t *partition) { partition_t *new_partition; unsigned int intr_nbr_line=0; unsigned int offset=0; unsigned int i; unsigned int current_element_num=0; struct part_name_struct part_name[0x100]; if(partition->arch->set_part_type==NULL) return ; aff_copy(stdscr); wmove(stdscr,4,0); aff_part(stdscr, AFF_PART_ORDER|AFF_PART_STATUS, disk_car, partition); wmove(stdscr,INTER_CHGTYPE_Y, INTER_CHGTYPE_X); wattrset(stdscr, A_REVERSE); wprintw(stdscr, "[ Proceed ]"); wattroff(stdscr, A_REVERSE); /* Create an index of all partition type except Intel extended */ new_partition=partition_new(NULL); dup_partition_t(new_partition,partition); for(i=0;i<=0xFF;i++) { if(partition->arch->set_part_type(new_partition,i)==0) { part_name[intr_nbr_line].name=new_partition->arch->get_partition_typename(new_partition); if(part_name[intr_nbr_line].name!=NULL) { if(partition->arch->get_part_type(partition)==i) current_element_num=intr_nbr_line; part_name[intr_nbr_line++].index=i; } } } free(new_partition); while(1) { wmove(stdscr,5,0); wprintw(stdscr, "Please choose the partition type, press Enter when done."); wmove(stdscr,5+1,1); wclrtoeol(stdscr); if(offset>0) wprintw(stdscr, "Previous"); for(i=offset;i<intr_nbr_line && (i-offset)<3*INTER_CHGTYPE;i++) { if(i-offset<INTER_CHGTYPE) wmove(stdscr,5+2+i-offset,0); else if(i-offset<2*INTER_CHGTYPE) wmove(stdscr,5+2+i-offset-INTER_CHGTYPE,26); else wmove(stdscr,5+2+i-offset-2*INTER_CHGTYPE,52); wclrtoeol(stdscr); /* before addstr for BSD compatibility */ if(i==current_element_num) { wattrset(stdscr, A_REVERSE); wprintw(stdscr,">%s", part_name[i].name); wattroff(stdscr, A_REVERSE); } else { wprintw(stdscr," %s", part_name[i].name); } } if(i-offset<INTER_CHGTYPE) wmove(stdscr,5+2+i-offset,1); else if(i-offset<2*INTER_CHGTYPE) wmove(stdscr,5+2+i-offset-INTER_CHGTYPE,27); else wmove(stdscr,5+2+i-offset-2*INTER_CHGTYPE,53); wclrtoeol(stdscr); if(i<intr_nbr_line) wprintw(stdscr, "Next"); switch(wgetch(stdscr)) { case 'p': case 'P': case KEY_UP: if(current_element_num>0) current_element_num--; break; case 'n': case 'N': case KEY_DOWN: if(current_element_num < intr_nbr_line-1) current_element_num++; break; case KEY_LEFT: if(current_element_num > INTER_CHGTYPE) current_element_num-=INTER_CHGTYPE; else current_element_num=0; break; case KEY_PPAGE: if(current_element_num > 3*INTER_CHGTYPE-1) current_element_num-=3*INTER_CHGTYPE-1; else current_element_num=0; break; case KEY_RIGHT: if(current_element_num+INTER_CHGTYPE < intr_nbr_line-1) current_element_num+=INTER_CHGTYPE; else current_element_num=intr_nbr_line-1; break; case KEY_NPAGE: if(current_element_num+3*INTER_CHGTYPE-1 < intr_nbr_line-1) current_element_num+=3*INTER_CHGTYPE-1; else current_element_num=intr_nbr_line-1; break; case 'Q': case 'q': case key_CR: #ifdef PADENTER case PADENTER: #endif partition->arch->set_part_type(partition, part_name[current_element_num].index); return; } if(current_element_num < offset) offset=current_element_num; if(current_element_num >= offset+3*INTER_CHGTYPE) offset=current_element_num-3*INTER_CHGTYPE+1; } }
static int write_part_gpt_i386(disk_t *disk_car, const list_part_t *list_part) { /* The Protective MBR has the same format as a legacy MBR. */ const list_part_t *element; list_part_t *list_part_i386=NULL; uint64_t efi_psize=disk_car->disk_size; partition_t *part_mac=NULL; partition_t *part_linux=NULL; partition_t *part_windows=NULL; for(element=list_part;element!=NULL;element=element->next) { if(part_mac==NULL && element->part->part_type_i386==P_HFS) part_mac=element->part; else if(part_linux==NULL && element->part->part_type_i386==P_LINUX) part_linux=element->part; else if(part_windows==NULL && element->part->part_type_i386==P_NTFS) part_windows=element->part; } if(part_mac!=NULL && (part_linux!=NULL || part_windows!=NULL)) { /* For bootcamp, the layout should be * 1 EFI * 2 MacOS X * 3 Linux if any * 4 Windows */ { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition, part_mac); new_partition->arch=&arch_i386; new_partition->status=STATUS_PRIM; new_partition->order=2; list_part_i386=insert_new_partition(list_part_i386, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); else if(efi_psize > new_partition->part_offset) efi_psize=new_partition->part_offset; } if(part_linux!=NULL) { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition, part_linux); new_partition->arch=&arch_i386; new_partition->status=STATUS_PRIM; new_partition->order=3; list_part_i386=insert_new_partition(list_part_i386, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); else if(efi_psize > new_partition->part_offset) efi_psize=new_partition->part_offset; } if(part_windows!=NULL) { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition, part_windows); new_partition->arch=&arch_i386; new_partition->status=STATUS_PRIM; new_partition->order=4; list_part_i386=insert_new_partition(list_part_i386, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); else if(efi_psize > new_partition->part_offset) efi_psize=new_partition->part_offset; } { int insert_error=0; partition_t *new_partition=partition_new(&arch_i386); new_partition->status=STATUS_PRIM; new_partition->order=1; new_partition->part_type_i386=0xee; new_partition->part_offset=disk_car->sector_size; new_partition->part_size=efi_psize - new_partition->part_offset; list_part_i386=insert_new_partition(list_part_i386, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); } } else { /* The Protective MBR contains one partition entry of OS type 0xEE and * reserves the entire space used on the disk by the GPT partitions, * including all headers. */ int insert_error=0; partition_t *new_partition=partition_new(&arch_i386); new_partition->status=STATUS_PRIM; new_partition->order=1; new_partition->part_type_i386=0xee; new_partition->part_offset=disk_car->sector_size; new_partition->part_size=disk_car->disk_size - new_partition->part_offset; list_part_i386=insert_new_partition(list_part_i386, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); } arch_i386.write_part(disk_car, list_part_i386, 0, 0); part_free_list(list_part_i386); return 0; }
static list_part_t *search_part(disk_t *disk_car, const list_part_t *list_part_org, const int verbose, const int dump_ind, const int fast_mode, char **current_cmd) { unsigned char *buffer_disk; unsigned char *buffer_disk0; /* TODO use circular buffer for try_offset and try_offset_raid */ uint64_t try_offset[MAX_SEARCH_LOCATION]; uint64_t try_offset_raid[MAX_SEARCH_LOCATION]; const uint64_t min_location=get_min_location(disk_car); uint64_t search_location; unsigned int try_offset_nbr=0; unsigned int try_offset_raid_nbr=0; #ifdef HAVE_NCURSES unsigned int old_cylinder=0; #endif const unsigned int location_boundary=get_location_boundary(disk_car); indstop_t ind_stop=INDSTOP_CONTINUE; list_part_t *list_part=NULL; list_part_t *list_part_bad=NULL; partition_t *partition; /* It's not a problem to read a little bit more than necessary */ const uint64_t search_location_max=td_max((disk_car->disk_size / ((uint64_t) disk_car->geom.heads_per_cylinder * disk_car->geom.sectors_per_head * disk_car->sector_size) + 1 ) * ((uint64_t) disk_car->geom.heads_per_cylinder * disk_car->geom.sectors_per_head * disk_car->sector_size), disk_car->disk_real_size); assert(disk_car->sector_size>0); partition=partition_new(disk_car->arch); buffer_disk=(unsigned char*)MALLOC(16*DEFAULT_SECTOR_SIZE); buffer_disk0=(unsigned char*)MALLOC(16*DEFAULT_SECTOR_SIZE); { /* Will search for partition at current known partition location */ const list_part_t *element; for(element=list_part_org;element!=NULL;element=element->next) { hint_insert(try_offset, element->part->part_offset, &try_offset_nbr); } } #ifdef HAVE_NCURSES wmove(stdscr,22,0); wattrset(stdscr, A_REVERSE); waddstr(stdscr," Stop "); wattroff(stdscr, A_REVERSE); #endif screen_buffer_reset(); log_info("\nsearch_part()\n"); log_info("%s\n",disk_car->description(disk_car)); search_location=min_location; search_add_hints(disk_car, try_offset, &try_offset_nbr); /* Not every sector will be examined */ search_location_init(disk_car, location_boundary, fast_mode); /* Scan the disk */ while(ind_stop!=INDSTOP_QUIT && search_location < search_location_max) { CHS_t start; offset2CHS_inline(disk_car,search_location,&start); #ifdef HAVE_NCURSES if(disk_car->geom.heads_per_cylinder>1) { if(old_cylinder!=start.cylinder) { old_cylinder=start.cylinder; wmove(stdscr,ANALYSE_Y,ANALYSE_X); wclrtoeol(stdscr); wprintw(stdscr,"Analyse cylinder %5u/%u: %02u%%", start.cylinder, disk_car->geom.cylinders-1, (unsigned int)(search_location*100/disk_car->disk_size)); wrefresh(stdscr); switch(check_enter_key_or_s(stdscr)) { case 1: ind_stop=INDSTOP_STOP; break; case 2: ind_stop=INDSTOP_SKIP; break; } } } else if((start.cylinder & 0x7FFF)==0) { wmove(stdscr,ANALYSE_Y,ANALYSE_X); wclrtoeol(stdscr); wprintw(stdscr,"Analyse sector %11llu/%lu: %02u%%", search_location / disk_car->sector_size, (disk_car->disk_size-1)/disk_car->sector_size, (unsigned int)(search_location*100/disk_car->disk_size)); wrefresh(stdscr); switch(check_enter_key_or_s(stdscr)) { case 1: ind_stop=INDSTOP_STOP; break; case 2: ind_stop=INDSTOP_SKIP; break; } } #endif { unsigned int sector_inc=0; int test_nbr=0; int search_now=0; int search_now_raid=0; while(try_offset_nbr>0 && try_offset[0]<=search_location) { unsigned int j; if(try_offset[0]==search_location) search_now=1; for(j=0;j<try_offset_nbr-1;j++) try_offset[j]=try_offset[j+1]; try_offset_nbr--; } /* PC x/0/1 x/1/1 x/2/1 */ /* PC Vista 2048 sectors unit */ if(disk_car->arch==&arch_i386) search_now|= (start.sector==1 && fast_mode>1) || (start.sector==1 && start.head<=2) || search_location%(2048*512)==0; else search_now|= (search_location%location_boundary==0); while(try_offset_raid_nbr>0 && try_offset_raid[0]<=search_location) { unsigned int j; if(try_offset_raid[0]==search_location) search_now_raid=1; for(j=0;j<try_offset_raid_nbr-1;j++) try_offset_raid[j]=try_offset_raid[j+1]; try_offset_raid_nbr--; } do { int res=0; partition->part_size=(uint64_t)0; partition->part_offset=search_location; if(res<=0 && test_nbr==0) { if(search_now_raid>0 || fast_mode>1) { /* Search Linux software RAID */ if(disk_car->pread(disk_car, buffer_disk, 8 * DEFAULT_SECTOR_SIZE, search_location) == 8 *DEFAULT_SECTOR_SIZE) { if(recover_MD(disk_car, (const struct mdp_superblock_s*)buffer_disk, partition, verbose, dump_ind)==0) { const struct mdp_superblock_1 *sb1=(const struct mdp_superblock_1 *)buffer_disk; if(le32(sb1->md_magic)==(unsigned int)MD_SB_MAGIC) { if(le32(sb1->major_version)==0) partition->part_offset-=(uint64_t)MD_NEW_SIZE_SECTORS(partition->part_size/512)*512; else partition->part_offset-=le64(sb1->super_offset)*512; } else { if(be32(sb1->major_version)==0) partition->part_offset-=(uint64_t)MD_NEW_SIZE_SECTORS(partition->part_size/512)*512; else partition->part_offset-=be64(sb1->super_offset)*512; } res=1; } else res=0; } } test_nbr++; } if(res<=0 && test_nbr==1) { if((disk_car->arch==&arch_i386 && ((start.sector==7 && (start.head<=2 || fast_mode>1)) || search_location%(2048*512)==(7-1)*512)) || (disk_car->arch!=&arch_i386 && (search_location%location_boundary==(7-1)*512)) || (disk_car->arch==&arch_gpt&& (search_location%(2048*512)==(7-1)*512)) || (disk_car->arch==&arch_none && search_location==(7-1)*512)) res=search_FAT_backup(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==2) { if((disk_car->arch==&arch_i386 && ((start.sector==13 && (start.head<=2 || fast_mode>1)) || search_location%(2048*512)==(13-1)*disk_car->sector_size)) || (disk_car->arch==&arch_gpt&& (search_location%(2048*512)==(13-1)*512)) || (disk_car->arch!=&arch_i386 && (search_location%location_boundary==(13-1)*disk_car->sector_size))) res=search_EXFAT_backup(buffer_disk, disk_car, partition); test_nbr++; } if(res<=0 && test_nbr==3) { if((disk_car->arch==&arch_i386 && ((start.sector==disk_car->geom.sectors_per_head && (start.head==disk_car->geom.heads_per_cylinder-1 || fast_mode>1)) || search_location%(2048*512)==(2048-1)*512)) || (disk_car->arch==&arch_gpt&& (search_location%(2048*512)==(2048-1)*512)) || (disk_car->arch!=&arch_i386 && search_location%location_boundary==(location_boundary-512) && search_location>0)) res=search_NTFS_backup(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==4) { if((disk_car->arch==&arch_i386 && ((start.sector==disk_car->geom.sectors_per_head && (start.head==disk_car->geom.heads_per_cylinder-1 || fast_mode>1)) || search_location%(2048*512)==(2048-1)*512)) || (disk_car->arch!=&arch_i386 && search_location%location_boundary==(location_boundary-512) && search_location>0)) res=search_HFS_backup(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==5) { int s_log_block_size; /* try backup superblock */ /* It must be in fast_mode>0 because it can hide otherwise other partition type */ /* Block size: 1024, 2048 or 4096 bytes (8192 bytes on Alpha systems) */ /* From e2fsprogs-1.34/lib/ext2fs/initialize.c: set_field(s_first_data_block, super->s_log_block_size ? 0 : 1); */ /* Assumes that TestDisk is not running under Alpha and s_blocks_per_group=8 * block size */ for(s_log_block_size=0;(s_log_block_size<=2)&&(res<=0);s_log_block_size++) { /* sparse superblock feature: The groups chosen are 0, 1 and powers of 3, 5 and 7. */ /* Checking group 3 */ const uint64_t hd_offset=3*(EXT2_MIN_BLOCK_SIZE<<s_log_block_size)*8*(EXT2_MIN_BLOCK_SIZE<<s_log_block_size)+(s_log_block_size==0?2*DEFAULT_SECTOR_SIZE:0); if(search_location>=hd_offset) { CHS_t start_ext2; offset2CHS_inline(disk_car,search_location-hd_offset,&start_ext2); if((disk_car->arch==&arch_i386 && start_ext2.sector==1 && (start_ext2.head<=2 || fast_mode>1)) || (disk_car->arch==&arch_i386 && (search_location-hd_offset)%(2048*512)==0) || (disk_car->arch!=&arch_i386 && (search_location-hd_offset)%location_boundary==0)) { if(disk_car->pread(disk_car, buffer_disk, 1024, search_location)==1024) { const struct ext2_super_block *sb=(const struct ext2_super_block*)buffer_disk; if(le16(sb->s_magic)==EXT2_SUPER_MAGIC && le16(sb->s_block_group_nr)>0 && recover_EXT2(disk_car, sb, partition, verbose, dump_ind)==0) res=1; } } } } test_nbr++; } if(res<=0 && test_nbr==6) { if(search_now==0) test_nbr=14; else { if(disk_car->pread(disk_car, buffer_disk0, 16 * DEFAULT_SECTOR_SIZE, partition->part_offset) == 16 * DEFAULT_SECTOR_SIZE) res=search_type_2(buffer_disk0,disk_car,partition,verbose,dump_ind); else res=-1; test_nbr++; } } if(res<=0 && test_nbr==7) { if(res==0) res=search_type_1(buffer_disk0, disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==8) { if(res==0) res=search_type_0(buffer_disk0,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==9) { res=search_type_8(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==10) { /* Try to catch disklabel before BSD FFS partition */ res=search_type_16(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==11) { res=search_type_64(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==12) { /* read to fill the cache */ disk_car->pread(disk_car, buffer_disk, 8 * DEFAULT_SECTOR_SIZE, partition->part_offset + (63 + 16) * 512); /* Try to catch disklabel before BSD FFS partition */ res=search_type_128(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(res<=0 && test_nbr==13) { res=search_type_2048(buffer_disk,disk_car,partition,verbose,dump_ind); test_nbr++; } if(test_nbr>=14) { sector_inc=1; test_nbr=0; } if(res<0) { #ifdef HAVE_NCURSES wmove(stdscr,ANALYSE_Y+1,ANALYSE_X); wclrtoeol(stdscr); wprintw(stdscr,msg_READ_ERROR_AT, start.cylinder,start.head,start.sector,(unsigned long)(partition->part_offset/disk_car->sector_size)); #endif /* Stop reading after the end of the disk */ if(search_location >= disk_car->disk_real_size) search_location = search_location_max; } else if(res>0) { partition->status=STATUS_DELETED; log_partition(disk_car,partition); aff_part_buffer(AFF_PART_BASE, disk_car,partition); #ifdef HAVE_NCURSES screen_buffer_to_interface(); #endif if(disk_car->arch->is_part_known(partition)!=0 && partition->part_size>1 && partition->part_offset>=min_location) { const uint64_t pos_fin=partition->part_offset+partition->part_size-1; if(partition->upart_type!=UP_MD && partition->upart_type!=UP_MD1 && ind_stop==INDSTOP_CONTINUE) { /* Detect Linux md 0.9 software raid */ unsigned int disk_factor; for(disk_factor=6; disk_factor>=1;disk_factor--) { /* disk_factor=1, detect Raid 0/1 */ /* disk_factor>1, detect Raid 5 */ unsigned int help_factor; for(help_factor=0; help_factor<=MD_MAX_CHUNK_SIZE/MD_RESERVED_BYTES+3; help_factor++) { const uint64_t offset=(uint64_t)MD_NEW_SIZE_SECTORS((partition->part_size/disk_factor+help_factor*MD_RESERVED_BYTES-1)/MD_RESERVED_BYTES*MD_RESERVED_BYTES/512)*512; hint_insert(try_offset_raid, partition->part_offset+offset, &try_offset_raid_nbr); } } /* TODO: Detect Linux md 1.0 software raid */ } /* */ if(pos_fin <= search_location_max) { { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition,partition); list_part=insert_new_partition(list_part, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); } { const uint64_t next_part_offset=partition->part_offset+partition->part_size-1+1; const uint64_t head_size=disk_car->geom.sectors_per_head * disk_car->sector_size; hint_insert(try_offset, next_part_offset, &try_offset_nbr); hint_insert(try_offset, next_part_offset+head_size, &try_offset_nbr); if(next_part_offset%head_size!=0) { hint_insert(try_offset, (next_part_offset+head_size-1)/head_size*head_size, &try_offset_nbr); hint_insert(try_offset, (next_part_offset+head_size-1)/head_size*head_size+head_size, &try_offset_nbr); } } if((fast_mode==0) && (partition->part_offset+partition->part_size-disk_car->sector_size > search_location)) { search_location=partition->part_offset+partition->part_size-disk_car->sector_size; test_nbr=0; sector_inc=1; } } else { { int insert_error=0; partition_t *new_partition=partition_new(NULL); dup_partition_t(new_partition,partition); list_part_bad=insert_new_partition(list_part_bad, new_partition, 0, &insert_error); if(insert_error>0) free(new_partition); } if(verbose>0) log_warning("This partition ends after the disk limits. (start=%llu, size=%llu, end=%llu, disk end=%llu)\n", (unsigned long long)(partition->part_offset/disk_car->sector_size), (unsigned long long)(partition->part_size/disk_car->sector_size), (unsigned long long)(pos_fin/disk_car->sector_size), (unsigned long long)(disk_car->disk_size/disk_car->sector_size)); else log_warning("This partition ends after the disk limits.\n"); } } else { if(verbose>0) { log_warning("Partition not added.\n"); } } partition_reset(partition, disk_car->arch); } } while(sector_inc==0); } if(ind_stop==INDSTOP_SKIP) { ind_stop=INDSTOP_CONTINUE; if(try_offset_nbr>0 && search_location < try_offset[0]) search_location=try_offset[0]; } else if(ind_stop==INDSTOP_STOP) { if(try_offset_nbr>0 && search_location < try_offset[0]) search_location=try_offset[0]; else ind_stop=INDSTOP_QUIT; } else { /* Optimized "search_location+=disk_car->sector_size;" */ uint64_t min=search_location_update(search_location); if(try_offset_nbr>0 && min>try_offset[0]) min=try_offset[0]; if(try_offset_raid_nbr>0 && min>try_offset_raid[0]) min=try_offset_raid[0]; if(min==(uint64_t)-1 || min<=search_location) search_location+=disk_car->sector_size; else search_location=min; } } /* Search for NTFS partition near the supposed partition beginning given by the NTFS backup boot sector */ if(fast_mode>0) search_NTFS_from_backup(disk_car, list_part, verbose, dump_ind, min_location, search_location_max); free(partition); if(ind_stop!=INDSTOP_CONTINUE) log_info("Search for partition aborted\n"); if(list_part_bad!=NULL) { interface_part_bad_log(disk_car,list_part_bad); #ifdef HAVE_NCURSES if(*current_cmd==NULL) interface_part_bad_ncurses(disk_car,list_part_bad); #endif } part_free_list(list_part_bad); free(buffer_disk0); free(buffer_disk); return list_part; }