17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*1237e847Slclee * Common Development and Distribution License (the "License"). 6*1237e847Slclee * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*1237e847Slclee 227c478bd9Sstevel@tonic-gate /* 23*1237e847Slclee * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */ 287c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */ 297c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate /* Copyright (c) 1987, 1988 Microsoft Corporation */ 327c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 357c478bd9Sstevel@tonic-gate 367c478bd9Sstevel@tonic-gate /* 377c478bd9Sstevel@tonic-gate * PROGRAM: fdisk(1M) 387c478bd9Sstevel@tonic-gate * This program reads the partition table on the specified device and 397c478bd9Sstevel@tonic-gate * also reads the drive parameters. The user can perform various 407c478bd9Sstevel@tonic-gate * operations from a supplied menu or from the command line. Diagnostic 417c478bd9Sstevel@tonic-gate * options are also available. 427c478bd9Sstevel@tonic-gate */ 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate #include <stdio.h> 457c478bd9Sstevel@tonic-gate #include <stdlib.h> 467c478bd9Sstevel@tonic-gate #include <string.h> 477c478bd9Sstevel@tonic-gate #include <unistd.h> 487c478bd9Sstevel@tonic-gate #include <errno.h> 497c478bd9Sstevel@tonic-gate #include <fcntl.h> 507c478bd9Sstevel@tonic-gate #include <ctype.h> 517c478bd9Sstevel@tonic-gate #include <sys/stat.h> 527c478bd9Sstevel@tonic-gate #include <sys/types.h> 537c478bd9Sstevel@tonic-gate #include <sys/param.h> 547c478bd9Sstevel@tonic-gate #include <sys/systeminfo.h> 557c478bd9Sstevel@tonic-gate #include <sys/efi_partition.h> 567c478bd9Sstevel@tonic-gate #include <sys/byteorder.h> 577c478bd9Sstevel@tonic-gate #include <sys/systeminfo.h> 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate #include <sys/dktp/fdisk.h> 607c478bd9Sstevel@tonic-gate #include <sys/dkio.h> 617c478bd9Sstevel@tonic-gate #include <sys/vtoc.h> 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate #define CLR_SCR "[1;1H[0J" 647c478bd9Sstevel@tonic-gate #define CLR_LIN "[0K" 657c478bd9Sstevel@tonic-gate #define HOME "[1;1H[0K[2;1H[0K[3;1H[0K[4;1H[0K[5;1H[0K" \ 667c478bd9Sstevel@tonic-gate "[6;1H[0K[7;1H[0K[8;1H[0K[9;1H[0K[10;1H[0K[1;1H" 677c478bd9Sstevel@tonic-gate #define Q_LINE "[22;1H[0K[21;1H[0K[20;1H[0K" 687c478bd9Sstevel@tonic-gate #define W_LINE "[12;1H[0K[11;1H[0K" 697c478bd9Sstevel@tonic-gate #define E_LINE "[24;1H[0K[23;1H[0K" 707c478bd9Sstevel@tonic-gate #define M_LINE "[13;1H[0K[14;1H[0K[15;1H[0K[16;1H[0K[17;1H" \ 717c478bd9Sstevel@tonic-gate "[0K[18;1H[0K[19;1H[0K[13;1H" 727c478bd9Sstevel@tonic-gate #define T_LINE "[1;1H[0K" 737c478bd9Sstevel@tonic-gate 747c478bd9Sstevel@tonic-gate #define DEFAULT_PATH "/dev/rdsk/" 757c478bd9Sstevel@tonic-gate 767c478bd9Sstevel@tonic-gate /* XXX - should be in fdisk.h, used by sd as well */ 777c478bd9Sstevel@tonic-gate 787c478bd9Sstevel@tonic-gate /* 797c478bd9Sstevel@tonic-gate * the MAX values are the maximum usable values for BIOS chs values 807c478bd9Sstevel@tonic-gate * The MAX_CYL value of 1022 is the maximum usable value 817c478bd9Sstevel@tonic-gate * the value of 1023 is a fence value, 827c478bd9Sstevel@tonic-gate * indicating no CHS geometry exists for the corresponding LBA value. 837c478bd9Sstevel@tonic-gate * HEAD range [ 0 .. MAX_HEAD ], so number of heads is (MAX_HEAD + 1) 847c478bd9Sstevel@tonic-gate * SECT range [ 1 .. MAX_SECT ], so number of sectors is (MAX_SECT) 857c478bd9Sstevel@tonic-gate */ 867c478bd9Sstevel@tonic-gate #define MAX_SECT (63) 877c478bd9Sstevel@tonic-gate #define MAX_CYL (1022) 887c478bd9Sstevel@tonic-gate #define MAX_HEAD (254) 897c478bd9Sstevel@tonic-gate 907c478bd9Sstevel@tonic-gate /* for clear_vtoc() */ 917c478bd9Sstevel@tonic-gate #define OLD 0 927c478bd9Sstevel@tonic-gate #define NEW 1 937c478bd9Sstevel@tonic-gate 947c478bd9Sstevel@tonic-gate /* readvtoc/writevtoc return codes */ 957c478bd9Sstevel@tonic-gate #define VTOC_OK 0 /* Good VTOC */ 967c478bd9Sstevel@tonic-gate #define VTOC_INVAL 1 /* invalid VTOC */ 977c478bd9Sstevel@tonic-gate #define VTOC_NOTSUP 2 /* operation not supported - EFI label */ 987c478bd9Sstevel@tonic-gate #define VTOC_RWERR 3 /* couldn't read or write VTOC */ 997c478bd9Sstevel@tonic-gate 1007c478bd9Sstevel@tonic-gate /* 1017c478bd9Sstevel@tonic-gate * Support for fdisk(1M) on the SPARC platform 1027c478bd9Sstevel@tonic-gate * In order to convert little endian values to big endian for SPARC, 1037c478bd9Sstevel@tonic-gate * byte/short and long values must be swapped. 1047c478bd9Sstevel@tonic-gate * These swapping macros will be used to access information in the 1057c478bd9Sstevel@tonic-gate * mboot and ipart structures. 1067c478bd9Sstevel@tonic-gate */ 1077c478bd9Sstevel@tonic-gate 1087c478bd9Sstevel@tonic-gate #ifdef sparc 1097c478bd9Sstevel@tonic-gate #define les(val) ((((val)&0xFF)<<8)|(((val)>>8)&0xFF)) 1107c478bd9Sstevel@tonic-gate #define lel(val) (((unsigned)(les((val)&0x0000FFFF))<<16) | \ 1117c478bd9Sstevel@tonic-gate (les((unsigned)((val)&0xffff0000)>>16))) 1127c478bd9Sstevel@tonic-gate #else 1137c478bd9Sstevel@tonic-gate #define les(val) (val) 1147c478bd9Sstevel@tonic-gate #define lel(val) (val) 1157c478bd9Sstevel@tonic-gate #endif 1167c478bd9Sstevel@tonic-gate 1177c478bd9Sstevel@tonic-gate #if defined(_SUNOS_VTOC_16) 1187c478bd9Sstevel@tonic-gate #define VTOC_OFFSET 512 1197c478bd9Sstevel@tonic-gate #elif defined(_SUNOS_VTOC_8) 1207c478bd9Sstevel@tonic-gate #define VTOC_OFFSET 0 1217c478bd9Sstevel@tonic-gate #else 1227c478bd9Sstevel@tonic-gate #error No VTOC format defined. 1237c478bd9Sstevel@tonic-gate #endif 1247c478bd9Sstevel@tonic-gate 125bb16350dSlclee static char Usage[] = "Usage: fdisk\n" 1267c478bd9Sstevel@tonic-gate "[ -A id:act:bhead:bsect:bcyl:ehead:esect:ecyl:rsect:numsect ]\n" 1277c478bd9Sstevel@tonic-gate "[ -b masterboot ]\n" 1287c478bd9Sstevel@tonic-gate "[ -D id:act:bhead:bsect:bcyl:ehead:esect:ecyl:rsect:numsect ]\n" 1297c478bd9Sstevel@tonic-gate "[ -F fdisk_file ] [ -h ] [ -o offset ] [ -P fill_patt ] [ -s size ]\n" 1307c478bd9Sstevel@tonic-gate "[ -S geom_file ] [ [ -v ] -W { creat_fdisk_file | - } ]\n" 1317c478bd9Sstevel@tonic-gate "[ -w | r | d | n | I | B | E | g | G | R | t | T ] rdevice"; 1327c478bd9Sstevel@tonic-gate 133bb16350dSlclee static char Usage1[] = " Partition options:\n" 1347c478bd9Sstevel@tonic-gate " -A id:act:bhead:bsect:bcyl:ehead:esect:ecyl:rsect:numsect\n" 1357c478bd9Sstevel@tonic-gate " Create a partition with specific attributes:\n" 1367c478bd9Sstevel@tonic-gate " id = system id number (fdisk.h) for the partition type\n" 1377c478bd9Sstevel@tonic-gate " act = active partition flag (0 is off and 128 is on)\n" 1387c478bd9Sstevel@tonic-gate " bhead = beginning head for start of partition\n" 1397c478bd9Sstevel@tonic-gate " bsect = beginning sector for start of partition\n" 1407c478bd9Sstevel@tonic-gate " bcyl = beginning cylinder for start of partition\n" 1417c478bd9Sstevel@tonic-gate " ehead = ending head for end of partition\n" 1427c478bd9Sstevel@tonic-gate " esect = ending sector for end of partition\n" 1437c478bd9Sstevel@tonic-gate " ecyl = ending cylinder for end of partition\n" 1447c478bd9Sstevel@tonic-gate " rsect = sector number from start of disk for\n" 1457c478bd9Sstevel@tonic-gate " start of partition\n" 1467c478bd9Sstevel@tonic-gate " numsect = partition size in sectors\n" 1477c478bd9Sstevel@tonic-gate " -b master_boot\n" 1487c478bd9Sstevel@tonic-gate " Use master_boot as the master boot file.\n" 1497c478bd9Sstevel@tonic-gate " -B Create one Solaris partition that uses the entire disk.\n" 1507c478bd9Sstevel@tonic-gate " -E Create one EFI partition that uses the entire disk.\n" 1517c478bd9Sstevel@tonic-gate " -D id:act:bhead:bsect:bcyl:ehead:esect:ecyl:rsect:numsect\n" 1527c478bd9Sstevel@tonic-gate " Delete a partition. See attribute definitions for -A.\n" 1537c478bd9Sstevel@tonic-gate " -F fdisk_file\n" 1547c478bd9Sstevel@tonic-gate " Use fdisk_file to initialize on-line fdisk table.\n" 1557c478bd9Sstevel@tonic-gate " -I Forego device checks. Generate a file image of what would go\n" 1567c478bd9Sstevel@tonic-gate " on a disk using the geometry specified with the -S option.\n" 1577c478bd9Sstevel@tonic-gate " -n Do not run in interactive mode.\n" 1587c478bd9Sstevel@tonic-gate " -R Open the disk device as read-only.\n" 1597c478bd9Sstevel@tonic-gate " -t Check and adjust VTOC to be consistent with fdisk table.\n" 1607c478bd9Sstevel@tonic-gate " VTOC slices exceeding the partition size will be truncated.\n" 1617c478bd9Sstevel@tonic-gate " -T Check and adjust VTOC to be consistent with fdisk table.\n" 1627c478bd9Sstevel@tonic-gate " VTOC slices exceeding the partition size will be removed.\n" 1637c478bd9Sstevel@tonic-gate " -W fdisk_file\n" 1647c478bd9Sstevel@tonic-gate " Write on-disk table to fdisk_file.\n" 1657c478bd9Sstevel@tonic-gate " -W - Write on-disk table to standard output.\n" 1667c478bd9Sstevel@tonic-gate " -v Display virtual geometry. Must be used with the -W option.\n" 1677c478bd9Sstevel@tonic-gate " Diagnostic options:\n" 1687c478bd9Sstevel@tonic-gate " -d Activate debug information about progress.\n" 1697c478bd9Sstevel@tonic-gate " -g Write label geometry to standard output:\n" 1707c478bd9Sstevel@tonic-gate " PCYL number of physical cylinders\n" 1717c478bd9Sstevel@tonic-gate " NCYL number of usable cylinders\n" 1727c478bd9Sstevel@tonic-gate " ACYL number of alternate cylinders\n" 1737c478bd9Sstevel@tonic-gate " BCYL cylinder offset\n" 1747c478bd9Sstevel@tonic-gate " NHEADS number of heads\n" 1757c478bd9Sstevel@tonic-gate " NSECTORS number of sectors per track\n" 1767c478bd9Sstevel@tonic-gate " SECTSIZ size of a sector in bytes\n" 1777c478bd9Sstevel@tonic-gate " -G Write physical geometry to standard output (see -g).\n" 1787c478bd9Sstevel@tonic-gate " -h Issue this verbose help message.\n" 1797c478bd9Sstevel@tonic-gate " -o offset\n" 1807c478bd9Sstevel@tonic-gate " Block offset from start of disk (default 0). Ignored if\n" 1817c478bd9Sstevel@tonic-gate " -P # specified.\n" 1827c478bd9Sstevel@tonic-gate " -P fill_patt\n" 1837c478bd9Sstevel@tonic-gate " Fill disk with pattern fill_patt. fill_patt can be decimal or\n" 1847c478bd9Sstevel@tonic-gate " hexadecimal and is used as number for constant long word\n" 1857c478bd9Sstevel@tonic-gate " pattern. If fill_patt is \"#\" then pattern of block #\n" 1867c478bd9Sstevel@tonic-gate " for each block. Pattern is put in each block as long words\n" 1877c478bd9Sstevel@tonic-gate " and fills each block (see -o and -s).\n" 1887c478bd9Sstevel@tonic-gate " -r Read from a disk to stdout (see -o and -s).\n" 1897c478bd9Sstevel@tonic-gate " -s size Number of blocks on which to perform operation (see -o).\n" 1907c478bd9Sstevel@tonic-gate " -S geom_file\n" 1917c478bd9Sstevel@tonic-gate " Use geom_file to set the label geometry (see -g).\n" 1927c478bd9Sstevel@tonic-gate " -w Write to a disk from stdin (see -o and -s)."; 1937c478bd9Sstevel@tonic-gate 194bb16350dSlclee static char Ostr[] = "Other OS"; 195bb16350dSlclee static char Dstr[] = "DOS12"; 196bb16350dSlclee static char D16str[] = "DOS16"; 197bb16350dSlclee static char DDstr[] = "DOS-DATA"; 198bb16350dSlclee static char EDstr[] = "EXT-DOS"; 199bb16350dSlclee static char DBstr[] = "DOS-BIG"; 200bb16350dSlclee static char PCstr[] = "PCIX"; 201bb16350dSlclee static char Ustr[] = "UNIX System"; 202bb16350dSlclee static char SUstr[] = "Solaris"; 203bb16350dSlclee static char SU2str[] = "Solaris2"; 204bb16350dSlclee static char X86str[] = "x86 Boot"; 205bb16350dSlclee static char DIAGstr[] = "Diagnostic"; 206bb16350dSlclee static char IFSstr[] = "IFS: NTFS"; 207bb16350dSlclee static char AIXstr[] = "AIX Boot"; 208bb16350dSlclee static char AIXDstr[] = "AIX Data"; 209bb16350dSlclee static char OS2str[] = "OS/2 Boot"; 210bb16350dSlclee static char WINstr[] = "Win95 FAT32"; 211bb16350dSlclee static char EWINstr[] = "Ext Win95"; 212bb16350dSlclee static char FAT95str[] = "FAT16 LBA"; 213bb16350dSlclee static char EXTLstr[] = "EXT LBA"; 214bb16350dSlclee static char LINUXstr[] = "Linux"; 215bb16350dSlclee static char CPMstr[] = "CP/M"; 216bb16350dSlclee static char NOVstr[] = "Netware 3.x+"; 217bb16350dSlclee static char QNXstr[] = "QNX 4.x"; 218bb16350dSlclee static char QNX2str[] = "QNX part 2"; 219bb16350dSlclee static char QNX3str[] = "QNX part 3"; 220bb16350dSlclee static char LINNATstr[] = "Linux native"; 221bb16350dSlclee static char NTFSVOL1str[] = "NT volset 1"; 222bb16350dSlclee static char NTFSVOL2str[] = "NT volset 2"; 223bb16350dSlclee static char BSDstr[] = "BSD OS"; 224bb16350dSlclee static char NEXTSTEPstr[] = "NeXTSTEP"; 225bb16350dSlclee static char BSDIFSstr[] = "BSDI FS"; 226bb16350dSlclee static char BSDISWAPstr[] = "BSDI swap"; 227bb16350dSlclee static char Actvstr[] = "Active"; 228bb16350dSlclee static char EFIstr[] = "EFI"; 229bb16350dSlclee static char NAstr[] = " "; 2307c478bd9Sstevel@tonic-gate 2317c478bd9Sstevel@tonic-gate /* All the user options and flags */ 232bb16350dSlclee static char *Dfltdev; /* name of fixed disk drive */ 2337c478bd9Sstevel@tonic-gate 2347c478bd9Sstevel@tonic-gate /* Diagnostic options */ 235bb16350dSlclee static int io_wrt = 0; /* write stdin to disk (-w) */ 236bb16350dSlclee static int io_rd = 0; /* read disk and write stdout (-r) */ 237bb16350dSlclee static char *io_fatt; /* user supplied pattern (-P pattern) */ 238bb16350dSlclee static int io_patt = 0; /* write pattern to disk (-P pattern) */ 239bb16350dSlclee static int io_lgeom = 0; /* get label geometry (-g) */ 240bb16350dSlclee static int io_pgeom = 0; /* get drive physical geometry (-G) */ 241bb16350dSlclee static char *io_sgeom = 0; /* set label geometry (-S geom_file) */ 242bb16350dSlclee static int io_readonly = 0; /* do not write to disk (-R) */ 2437c478bd9Sstevel@tonic-gate 2447c478bd9Sstevel@tonic-gate /* The -o offset and -s size options specify the area of the disk on */ 2457c478bd9Sstevel@tonic-gate /* which to perform the particular operation; i.e., -P, -r, or -w. */ 246bb16350dSlclee static int io_offset = 0; /* offset sector (-o offset) */ 247bb16350dSlclee static int io_size = 0; /* size in sectors (-s size) */ 2487c478bd9Sstevel@tonic-gate 2497c478bd9Sstevel@tonic-gate /* Partition table flags */ 250bb16350dSlclee static int v_flag = 0; /* virtual geometry-HBA flag (-v) */ 251bb16350dSlclee static int stdo_flag = 0; /* stdout flag (-W -) */ 252bb16350dSlclee static int io_fdisk = 0; /* do fdisk operation */ 253bb16350dSlclee static int io_ifdisk = 0; /* interactive partition */ 254bb16350dSlclee static int io_nifdisk = 0; /* non-interactive partition (-n) */ 255bb16350dSlclee 256bb16350dSlclee static int io_adjt = 0; /* check/adjust VTOC (truncate (-t)) */ 257bb16350dSlclee static int io_ADJT = 0; /* check/adjust VTOC (delete (-T)) */ 258bb16350dSlclee static char *io_ffdisk = 0; /* input fdisk file name (-F file) */ 259bb16350dSlclee static char *io_Wfdisk = 0; /* output fdisk file name (-W file) */ 260bb16350dSlclee static char *io_Afdisk = 0; /* add entry to partition table (-A) */ 261bb16350dSlclee static char *io_Dfdisk = 0; /* delete entry from part. table (-D) */ 262bb16350dSlclee 263bb16350dSlclee static char *io_mboot = 0; /* master boot record (-b boot_file) */ 264bb16350dSlclee 265bb16350dSlclee static struct mboot BootCod; /* buffer for master boot record */ 266bb16350dSlclee 267bb16350dSlclee static int io_wholedisk = 0; /* use whole disk for Solaris (-B) */ 268bb16350dSlclee static int io_EFIdisk = 0; /* use whole disk for EFI (-E) */ 269bb16350dSlclee static int io_debug = 0; /* activate verbose mode (-d) */ 270bb16350dSlclee static int io_image = 0; /* create image using geometry (-I) */ 271bb16350dSlclee 272bb16350dSlclee static struct mboot *Bootblk; /* pointer to cut/paste sector zero */ 273bb16350dSlclee static char *Bootsect; /* pointer to sector zero buffer */ 274bb16350dSlclee static char *Nullsect; 275bb16350dSlclee static struct vtoc disk_vtoc; /* verify VTOC table */ 276bb16350dSlclee static int vt_inval = 0; 277bb16350dSlclee static int no_virtgeom_ioctl = 0; /* ioctl for virtual geometry failed */ 278bb16350dSlclee static int no_physgeom_ioctl = 0; /* ioctl for physical geometry failed */ 279bb16350dSlclee 280bb16350dSlclee static struct ipart Table[FD_NUMPART]; 281bb16350dSlclee static struct ipart Old_Table[FD_NUMPART]; 2827c478bd9Sstevel@tonic-gate 2837c478bd9Sstevel@tonic-gate /* Disk geometry information */ 284*1237e847Slclee static struct dk_minfo minfo; 285bb16350dSlclee static struct dk_geom disk_geom; 2867c478bd9Sstevel@tonic-gate 287*1237e847Slclee static diskaddr_t dev_capacity; /* number of blocks on device */ 288*1237e847Slclee static diskaddr_t chs_capacity; /* Numcyl * heads * sectors */ 289*1237e847Slclee 290bb16350dSlclee static int Dev; /* fd for open device */ 2917c478bd9Sstevel@tonic-gate /* Physical geometry for the drive */ 292bb16350dSlclee static int Numcyl; /* number of cylinders */ 293bb16350dSlclee static int heads; /* number of heads */ 294bb16350dSlclee static int sectors; /* number of sectors per track */ 295bb16350dSlclee static int acyl; /* number of alternate sectors */ 2967c478bd9Sstevel@tonic-gate 2977c478bd9Sstevel@tonic-gate /* HBA (virtual) geometry for the drive */ 298bb16350dSlclee static int hba_Numcyl; /* number of cylinders */ 299bb16350dSlclee static int hba_heads; /* number of heads */ 300bb16350dSlclee static int hba_sectors; /* number of sectors per track */ 3017c478bd9Sstevel@tonic-gate 302bb16350dSlclee static int sectsiz; /* sector size */ 3037c478bd9Sstevel@tonic-gate 3047c478bd9Sstevel@tonic-gate /* Load functions for fdisk table modification */ 3057c478bd9Sstevel@tonic-gate #define LOADFILE 0 /* load fdisk from file */ 3067c478bd9Sstevel@tonic-gate #define LOADDEL 1 /* delete an fdisk entry */ 3077c478bd9Sstevel@tonic-gate #define LOADADD 2 /* add an fdisk entry */ 3087c478bd9Sstevel@tonic-gate 3097c478bd9Sstevel@tonic-gate #define CBUFLEN 80 310bb16350dSlclee static char s[CBUFLEN]; 311bb16350dSlclee 312bb16350dSlclee static void update_disk_and_exit(boolean_t table_changed); 313bb16350dSlclee int main(int argc, char *argv[]); 314bb16350dSlclee static int read_geom(char *sgeom); 315bb16350dSlclee static void dev_mboot_read(void); 316bb16350dSlclee static void dev_mboot_write(int sect, char *buff, int bootsiz); 317bb16350dSlclee static void mboot_read(void); 318bb16350dSlclee static void fill_patt(void); 319bb16350dSlclee static void abs_read(void); 320bb16350dSlclee static void abs_write(void); 321bb16350dSlclee static void load(int funct, char *file); 322bb16350dSlclee static void Set_Table_CHS_Values(int ti); 323bb16350dSlclee static int insert_tbl(int id, int act, 324bb16350dSlclee int bhead, int bsect, int bcyl, 325bb16350dSlclee int ehead, int esect, int ecyl, 326bb16350dSlclee int rsect, int numsect); 327bb16350dSlclee static int verify_tbl(void); 328bb16350dSlclee static int pars_fdisk(char *line, 329bb16350dSlclee int *id, int *act, 330bb16350dSlclee int *bhead, int *bsect, int *bcyl, 331bb16350dSlclee int *ehead, int *esect, int *ecyl, 332bb16350dSlclee int *rsect, int *numsect); 333bb16350dSlclee static int validate_part(int id, int rsect, int numsect); 334bb16350dSlclee static void stage0(void); 335bb16350dSlclee static int pcreate(void); 336bb16350dSlclee static int specify(uchar_t tsystid); 337bb16350dSlclee static void dispmenu(void); 338bb16350dSlclee static int pchange(void); 339bb16350dSlclee static int ppartid(void); 340bb16350dSlclee static char pdelete(void); 341bb16350dSlclee static void rm_blanks(char *s); 342bb16350dSlclee static int getcyl(void); 343bb16350dSlclee static void disptbl(void); 344bb16350dSlclee static void print_Table(void); 345bb16350dSlclee static void copy_Table_to_Old_Table(void); 346bb16350dSlclee static void nulltbl(void); 347bb16350dSlclee static void copy_Bootblk_to_Table(void); 348bb16350dSlclee static void fill_ipart(char *bootptr, struct ipart *partp); 349bb16350dSlclee #ifdef sparc 350bb16350dSlclee uchar_t getbyte(char **bp); 351bb16350dSlclee uint32_t getlong(char **bp); 352bb16350dSlclee #endif 353bb16350dSlclee static void copy_Table_to_Bootblk(void); 354bb16350dSlclee static int TableChanged(void); 355bb16350dSlclee static void ffile_write(char *file); 356bb16350dSlclee static void fix_slice(void); 357bb16350dSlclee static int yesno(void); 358bb16350dSlclee static int readvtoc(void); 359bb16350dSlclee static int writevtoc(void); 360bb16350dSlclee static int efi_ioctl(int fd, int cmd, dk_efi_t *dk_ioc); 361bb16350dSlclee static int clear_efi(void); 362bb16350dSlclee static void clear_vtoc(int table, int part); 363bb16350dSlclee static int lecture_and_query(char *warning, char *devname); 364bb16350dSlclee static void sanity_check_provided_device(char *devname, int fd); 365bb16350dSlclee static char *get_node(char *devname); 3667c478bd9Sstevel@tonic-gate 3677c478bd9Sstevel@tonic-gate static void 3687c478bd9Sstevel@tonic-gate update_disk_and_exit(boolean_t table_changed) 3697c478bd9Sstevel@tonic-gate { 3707c478bd9Sstevel@tonic-gate if (table_changed) { 3717c478bd9Sstevel@tonic-gate /* 3727c478bd9Sstevel@tonic-gate * Copy the new table back to the sector buffer 3737c478bd9Sstevel@tonic-gate * and write it to disk 3747c478bd9Sstevel@tonic-gate */ 3757c478bd9Sstevel@tonic-gate copy_Table_to_Bootblk(); 3767c478bd9Sstevel@tonic-gate dev_mboot_write(0, Bootsect, sectsiz); 3777c478bd9Sstevel@tonic-gate } 3787c478bd9Sstevel@tonic-gate 3797c478bd9Sstevel@tonic-gate /* If the VTOC table is wrong fix it (truncation only) */ 3807c478bd9Sstevel@tonic-gate if (io_adjt) 3817c478bd9Sstevel@tonic-gate fix_slice(); 3827c478bd9Sstevel@tonic-gate 3837c478bd9Sstevel@tonic-gate exit(0); 3847c478bd9Sstevel@tonic-gate } 3857c478bd9Sstevel@tonic-gate 3867c478bd9Sstevel@tonic-gate 3877c478bd9Sstevel@tonic-gate 3887c478bd9Sstevel@tonic-gate /* 3897c478bd9Sstevel@tonic-gate * main 3907c478bd9Sstevel@tonic-gate * Process command-line options. 3917c478bd9Sstevel@tonic-gate */ 392bb16350dSlclee int 3937c478bd9Sstevel@tonic-gate main(int argc, char *argv[]) 3947c478bd9Sstevel@tonic-gate { 395bb16350dSlclee int c, i; 3967c478bd9Sstevel@tonic-gate extern int optind; 3977c478bd9Sstevel@tonic-gate extern char *optarg; 3987c478bd9Sstevel@tonic-gate int errflg = 0; 3997c478bd9Sstevel@tonic-gate int diag_cnt = 0; 4007c478bd9Sstevel@tonic-gate int openmode; 4017c478bd9Sstevel@tonic-gate 4027c478bd9Sstevel@tonic-gate setbuf(stderr, 0); /* so all output gets out on exit */ 4037c478bd9Sstevel@tonic-gate setbuf(stdout, 0); 4047c478bd9Sstevel@tonic-gate 4057c478bd9Sstevel@tonic-gate /* Process the options. */ 4067c478bd9Sstevel@tonic-gate while ((c = getopt(argc, argv, "o:s:P:F:b:A:D:W:S:tTIhwvrndgGRBE")) 4077c478bd9Sstevel@tonic-gate != EOF) { 4087c478bd9Sstevel@tonic-gate switch (c) { 4097c478bd9Sstevel@tonic-gate 4107c478bd9Sstevel@tonic-gate case 'o': 4117c478bd9Sstevel@tonic-gate io_offset = strtoul(optarg, 0, 0); 4127c478bd9Sstevel@tonic-gate continue; 4137c478bd9Sstevel@tonic-gate case 's': 4147c478bd9Sstevel@tonic-gate io_size = strtoul(optarg, 0, 0); 4157c478bd9Sstevel@tonic-gate continue; 4167c478bd9Sstevel@tonic-gate case 'P': 4177c478bd9Sstevel@tonic-gate diag_cnt++; 4187c478bd9Sstevel@tonic-gate io_patt++; 4197c478bd9Sstevel@tonic-gate io_fatt = optarg; 4207c478bd9Sstevel@tonic-gate continue; 4217c478bd9Sstevel@tonic-gate case 'w': 4227c478bd9Sstevel@tonic-gate diag_cnt++; 4237c478bd9Sstevel@tonic-gate io_wrt++; 4247c478bd9Sstevel@tonic-gate continue; 4257c478bd9Sstevel@tonic-gate case 'r': 4267c478bd9Sstevel@tonic-gate diag_cnt++; 4277c478bd9Sstevel@tonic-gate io_rd++; 4287c478bd9Sstevel@tonic-gate continue; 4297c478bd9Sstevel@tonic-gate case 'd': 4307c478bd9Sstevel@tonic-gate io_debug++; 4317c478bd9Sstevel@tonic-gate continue; 4327c478bd9Sstevel@tonic-gate case 'I': 4337c478bd9Sstevel@tonic-gate io_image++; 4347c478bd9Sstevel@tonic-gate continue; 4357c478bd9Sstevel@tonic-gate case 'R': 4367c478bd9Sstevel@tonic-gate io_readonly++; 4377c478bd9Sstevel@tonic-gate continue; 4387c478bd9Sstevel@tonic-gate case 'S': 4397c478bd9Sstevel@tonic-gate diag_cnt++; 4407c478bd9Sstevel@tonic-gate io_sgeom = optarg; 4417c478bd9Sstevel@tonic-gate continue; 4427c478bd9Sstevel@tonic-gate case 'T': 4437c478bd9Sstevel@tonic-gate io_ADJT++; 444bb16350dSlclee /* FALLTHRU */ 4457c478bd9Sstevel@tonic-gate case 't': 4467c478bd9Sstevel@tonic-gate io_adjt++; 4477c478bd9Sstevel@tonic-gate continue; 4487c478bd9Sstevel@tonic-gate case 'B': 4497c478bd9Sstevel@tonic-gate io_wholedisk++; 4507c478bd9Sstevel@tonic-gate io_fdisk++; 4517c478bd9Sstevel@tonic-gate continue; 4527c478bd9Sstevel@tonic-gate case 'E': 4537c478bd9Sstevel@tonic-gate io_EFIdisk++; 4547c478bd9Sstevel@tonic-gate io_fdisk++; 4557c478bd9Sstevel@tonic-gate continue; 4567c478bd9Sstevel@tonic-gate case 'g': 4577c478bd9Sstevel@tonic-gate diag_cnt++; 4587c478bd9Sstevel@tonic-gate io_lgeom++; 4597c478bd9Sstevel@tonic-gate continue; 4607c478bd9Sstevel@tonic-gate case 'G': 4617c478bd9Sstevel@tonic-gate diag_cnt++; 4627c478bd9Sstevel@tonic-gate io_pgeom++; 4637c478bd9Sstevel@tonic-gate continue; 4647c478bd9Sstevel@tonic-gate case 'n': 4657c478bd9Sstevel@tonic-gate io_nifdisk++; 4667c478bd9Sstevel@tonic-gate io_fdisk++; 4677c478bd9Sstevel@tonic-gate continue; 4687c478bd9Sstevel@tonic-gate case 'F': 4697c478bd9Sstevel@tonic-gate io_fdisk++; 4707c478bd9Sstevel@tonic-gate io_ffdisk = optarg; 4717c478bd9Sstevel@tonic-gate continue; 4727c478bd9Sstevel@tonic-gate case 'b': 4737c478bd9Sstevel@tonic-gate io_mboot = optarg; 4747c478bd9Sstevel@tonic-gate continue; 4757c478bd9Sstevel@tonic-gate case 'W': 4767c478bd9Sstevel@tonic-gate /* 4777c478bd9Sstevel@tonic-gate * If '-' is the -W argument, then write 4787c478bd9Sstevel@tonic-gate * to standard output, otherwise write 4797c478bd9Sstevel@tonic-gate * to the specified file. 4807c478bd9Sstevel@tonic-gate */ 4817c478bd9Sstevel@tonic-gate if (strncmp(optarg, "-", 1) == 0) 4827c478bd9Sstevel@tonic-gate stdo_flag = 1; 4837c478bd9Sstevel@tonic-gate else 4847c478bd9Sstevel@tonic-gate io_Wfdisk = optarg; 4857c478bd9Sstevel@tonic-gate io_fdisk++; 4867c478bd9Sstevel@tonic-gate continue; 4877c478bd9Sstevel@tonic-gate case 'A': 4887c478bd9Sstevel@tonic-gate io_fdisk++; 4897c478bd9Sstevel@tonic-gate io_Afdisk = optarg; 4907c478bd9Sstevel@tonic-gate continue; 4917c478bd9Sstevel@tonic-gate case 'D': 4927c478bd9Sstevel@tonic-gate io_fdisk++; 4937c478bd9Sstevel@tonic-gate io_Dfdisk = optarg; 4947c478bd9Sstevel@tonic-gate continue; 4957c478bd9Sstevel@tonic-gate case 'h': 496bb16350dSlclee (void) fprintf(stderr, "%s\n", Usage); 497bb16350dSlclee (void) fprintf(stderr, "%s\n", Usage1); 4987c478bd9Sstevel@tonic-gate exit(0); 499bb16350dSlclee /* FALLTHRU */ 5007c478bd9Sstevel@tonic-gate case 'v': 5017c478bd9Sstevel@tonic-gate v_flag = 1; 5027c478bd9Sstevel@tonic-gate continue; 5037c478bd9Sstevel@tonic-gate case '?': 5047c478bd9Sstevel@tonic-gate errflg++; 5057c478bd9Sstevel@tonic-gate break; 5067c478bd9Sstevel@tonic-gate } 5077c478bd9Sstevel@tonic-gate break; 5087c478bd9Sstevel@tonic-gate } 5097c478bd9Sstevel@tonic-gate 5107c478bd9Sstevel@tonic-gate if (io_image && io_sgeom && diag_cnt == 1) { 5117c478bd9Sstevel@tonic-gate diag_cnt = 0; 5127c478bd9Sstevel@tonic-gate } 5137c478bd9Sstevel@tonic-gate 5147c478bd9Sstevel@tonic-gate /* User option checking */ 5157c478bd9Sstevel@tonic-gate 5167c478bd9Sstevel@tonic-gate /* By default, run in interactive mode */ 5177c478bd9Sstevel@tonic-gate if (!io_fdisk && !diag_cnt && !io_nifdisk) { 5187c478bd9Sstevel@tonic-gate io_ifdisk++; 5197c478bd9Sstevel@tonic-gate io_fdisk++; 5207c478bd9Sstevel@tonic-gate } 5217c478bd9Sstevel@tonic-gate if (((io_fdisk || io_adjt) && diag_cnt) || (diag_cnt > 1)) { 5227c478bd9Sstevel@tonic-gate errflg++; 5237c478bd9Sstevel@tonic-gate } 5247c478bd9Sstevel@tonic-gate 5257c478bd9Sstevel@tonic-gate /* Was any error detected? */ 5267c478bd9Sstevel@tonic-gate if (errflg || argc == optind) { 527bb16350dSlclee (void) fprintf(stderr, "%s\n", Usage); 528bb16350dSlclee (void) fprintf(stderr, 5297c478bd9Sstevel@tonic-gate "\nDetailed help is available with the -h option.\n"); 5307c478bd9Sstevel@tonic-gate exit(2); 5317c478bd9Sstevel@tonic-gate } 5327c478bd9Sstevel@tonic-gate 5337c478bd9Sstevel@tonic-gate 5347c478bd9Sstevel@tonic-gate /* Figure out the correct device node to open */ 5357c478bd9Sstevel@tonic-gate Dfltdev = get_node(argv[optind]); 5367c478bd9Sstevel@tonic-gate 5377c478bd9Sstevel@tonic-gate if (io_readonly) 5387c478bd9Sstevel@tonic-gate openmode = O_RDONLY; 5397c478bd9Sstevel@tonic-gate else 5407c478bd9Sstevel@tonic-gate openmode = O_RDWR|O_CREAT; 5417c478bd9Sstevel@tonic-gate 5427c478bd9Sstevel@tonic-gate if ((Dev = open(Dfltdev, openmode, 0666)) == -1) { 543bb16350dSlclee (void) fprintf(stderr, 544bb16350dSlclee "fdisk: Cannot open device %s.\n", 545bb16350dSlclee Dfltdev); 5467c478bd9Sstevel@tonic-gate exit(1); 5477c478bd9Sstevel@tonic-gate } 548*1237e847Slclee /* 549*1237e847Slclee * not all disk (or disklike) drivers support DKIOCGMEDIAINFO 550*1237e847Slclee * in that case leave the minfo structure zeroed 551*1237e847Slclee */ 552*1237e847Slclee if (ioctl(Dev, DKIOCGMEDIAINFO, &minfo)) { 553*1237e847Slclee memset(&minfo, 0, sizeof (minfo)); 554*1237e847Slclee } 5557c478bd9Sstevel@tonic-gate 5567c478bd9Sstevel@tonic-gate /* Get the disk geometry */ 5577c478bd9Sstevel@tonic-gate if (!io_image) { 5587c478bd9Sstevel@tonic-gate /* Get disk's HBA (virtual) geometry */ 5597c478bd9Sstevel@tonic-gate errno = 0; 5607c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCG_VIRTGEOM, &disk_geom)) { 5617c478bd9Sstevel@tonic-gate 5627c478bd9Sstevel@tonic-gate /* 5637c478bd9Sstevel@tonic-gate * If ioctl isn't implemented on this platform, then 5647c478bd9Sstevel@tonic-gate * turn off flag to print out virtual geometry (-v), 5657c478bd9Sstevel@tonic-gate * otherwise use the virtual geometry. 5667c478bd9Sstevel@tonic-gate */ 5677c478bd9Sstevel@tonic-gate 5687c478bd9Sstevel@tonic-gate if (errno == ENOTTY) { 5697c478bd9Sstevel@tonic-gate v_flag = 0; 5707c478bd9Sstevel@tonic-gate no_virtgeom_ioctl = 1; 5717c478bd9Sstevel@tonic-gate } else if (errno == EINVAL) { 5727c478bd9Sstevel@tonic-gate /* 5737c478bd9Sstevel@tonic-gate * This means that the ioctl exists, but 5747c478bd9Sstevel@tonic-gate * is invalid for this disk, meaning the 5757c478bd9Sstevel@tonic-gate * disk doesn't have an HBA geometry 5767c478bd9Sstevel@tonic-gate * (like, say, it's larger than 8GB). 5777c478bd9Sstevel@tonic-gate */ 5787c478bd9Sstevel@tonic-gate v_flag = 0; 5797c478bd9Sstevel@tonic-gate hba_Numcyl = hba_heads = hba_sectors = 0; 5807c478bd9Sstevel@tonic-gate } else { 5817c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 5827c478bd9Sstevel@tonic-gate "%s: Cannot get virtual disk geometry.\n", 5837c478bd9Sstevel@tonic-gate argv[optind]); 5847c478bd9Sstevel@tonic-gate exit(1); 5857c478bd9Sstevel@tonic-gate } 5867c478bd9Sstevel@tonic-gate } else { 5877c478bd9Sstevel@tonic-gate /* save virtual geometry values obtained by ioctl */ 5887c478bd9Sstevel@tonic-gate hba_Numcyl = disk_geom.dkg_ncyl; 5897c478bd9Sstevel@tonic-gate hba_heads = disk_geom.dkg_nhead; 5907c478bd9Sstevel@tonic-gate hba_sectors = disk_geom.dkg_nsect; 5917c478bd9Sstevel@tonic-gate } 5927c478bd9Sstevel@tonic-gate 5937c478bd9Sstevel@tonic-gate errno = 0; 5947c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCG_PHYGEOM, &disk_geom)) { 5957c478bd9Sstevel@tonic-gate if (errno == ENOTTY) { 5967c478bd9Sstevel@tonic-gate no_physgeom_ioctl = 1; 5977c478bd9Sstevel@tonic-gate } else { 5987c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 5997c478bd9Sstevel@tonic-gate "%s: Cannot get physical disk geometry.\n", 6007c478bd9Sstevel@tonic-gate argv[optind]); 6017c478bd9Sstevel@tonic-gate exit(1); 6027c478bd9Sstevel@tonic-gate } 6037c478bd9Sstevel@tonic-gate 6047c478bd9Sstevel@tonic-gate } 6057c478bd9Sstevel@tonic-gate /* 6067c478bd9Sstevel@tonic-gate * Call DKIOCGGEOM if the ioctls for physical and virtual 6077c478bd9Sstevel@tonic-gate * geometry fail. Get both from this generic call. 6087c478bd9Sstevel@tonic-gate */ 6097c478bd9Sstevel@tonic-gate if (no_virtgeom_ioctl && no_physgeom_ioctl) { 6107c478bd9Sstevel@tonic-gate errno = 0; 6117c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCGGEOM, &disk_geom)) { 6127c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 6137c478bd9Sstevel@tonic-gate "%s: Cannot get disk label geometry.\n", 6147c478bd9Sstevel@tonic-gate argv[optind]); 6157c478bd9Sstevel@tonic-gate exit(1); 6167c478bd9Sstevel@tonic-gate } 6177c478bd9Sstevel@tonic-gate } 6187c478bd9Sstevel@tonic-gate 6197c478bd9Sstevel@tonic-gate Numcyl = disk_geom.dkg_ncyl; 6207c478bd9Sstevel@tonic-gate heads = disk_geom.dkg_nhead; 6217c478bd9Sstevel@tonic-gate sectors = disk_geom.dkg_nsect; 6227c478bd9Sstevel@tonic-gate sectsiz = 512; 6237c478bd9Sstevel@tonic-gate acyl = disk_geom.dkg_acyl; 6247c478bd9Sstevel@tonic-gate 6257c478bd9Sstevel@tonic-gate /* 6267c478bd9Sstevel@tonic-gate * if hba geometry was not set by DKIOC_VIRTGEOM 6277c478bd9Sstevel@tonic-gate * or we got an invalid hba geometry 6287c478bd9Sstevel@tonic-gate * then set hba geometry based on max values 6297c478bd9Sstevel@tonic-gate */ 6307c478bd9Sstevel@tonic-gate if (no_virtgeom_ioctl || 631bb16350dSlclee disk_geom.dkg_ncyl == 0 || 632bb16350dSlclee disk_geom.dkg_nhead == 0 || 633bb16350dSlclee disk_geom.dkg_nsect == 0 || 6347c478bd9Sstevel@tonic-gate disk_geom.dkg_ncyl > MAX_CYL || 6357c478bd9Sstevel@tonic-gate disk_geom.dkg_nhead > MAX_HEAD || 6367c478bd9Sstevel@tonic-gate disk_geom.dkg_nsect > MAX_SECT) { 6377c478bd9Sstevel@tonic-gate 6387c478bd9Sstevel@tonic-gate /* 6397c478bd9Sstevel@tonic-gate * turn off flag to print out virtual geometry (-v) 6407c478bd9Sstevel@tonic-gate */ 6417c478bd9Sstevel@tonic-gate v_flag = 0; 6427c478bd9Sstevel@tonic-gate hba_sectors = MAX_SECT; 6437c478bd9Sstevel@tonic-gate hba_heads = MAX_HEAD + 1; 6447c478bd9Sstevel@tonic-gate hba_Numcyl = (Numcyl * heads * sectors) / 6457c478bd9Sstevel@tonic-gate (hba_sectors * hba_heads); 6467c478bd9Sstevel@tonic-gate } 6477c478bd9Sstevel@tonic-gate 6487c478bd9Sstevel@tonic-gate if (io_debug) { 649bb16350dSlclee (void) fprintf(stderr, "Physical Geometry:\n"); 650bb16350dSlclee (void) fprintf(stderr, 6517c478bd9Sstevel@tonic-gate " cylinders[%d] heads[%d] sectors[%d]\n" 6527c478bd9Sstevel@tonic-gate " sector size[%d] blocks[%d] mbytes[%d]\n", 6537c478bd9Sstevel@tonic-gate Numcyl, 6547c478bd9Sstevel@tonic-gate heads, 6557c478bd9Sstevel@tonic-gate sectors, 6567c478bd9Sstevel@tonic-gate sectsiz, 657bb16350dSlclee Numcyl * heads * sectors, 658bb16350dSlclee (Numcyl * heads * sectors * sectsiz) / 1048576); 659bb16350dSlclee (void) fprintf(stderr, "Virtual (HBA) Geometry:\n"); 660bb16350dSlclee (void) fprintf(stderr, 6617c478bd9Sstevel@tonic-gate " cylinders[%d] heads[%d] sectors[%d]\n" 6627c478bd9Sstevel@tonic-gate " sector size[%d] blocks[%d] mbytes[%d]\n", 6637c478bd9Sstevel@tonic-gate hba_Numcyl, 6647c478bd9Sstevel@tonic-gate hba_heads, 6657c478bd9Sstevel@tonic-gate hba_sectors, 6667c478bd9Sstevel@tonic-gate sectsiz, 667bb16350dSlclee hba_Numcyl * hba_heads * hba_sectors, 668bb16350dSlclee (hba_Numcyl * hba_heads * hba_sectors * sectsiz) / 669bb16350dSlclee 1048576); 6707c478bd9Sstevel@tonic-gate } 6717c478bd9Sstevel@tonic-gate } 6727c478bd9Sstevel@tonic-gate 6737c478bd9Sstevel@tonic-gate /* If user has requested a geometry report just do it and exit */ 6747c478bd9Sstevel@tonic-gate if (io_lgeom) { 6757c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCGGEOM, &disk_geom)) { 6767c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 6777c478bd9Sstevel@tonic-gate "%s: Cannot get disk label geometry.\n", 6787c478bd9Sstevel@tonic-gate argv[optind]); 6797c478bd9Sstevel@tonic-gate exit(1); 6807c478bd9Sstevel@tonic-gate } 6817c478bd9Sstevel@tonic-gate Numcyl = disk_geom.dkg_ncyl; 6827c478bd9Sstevel@tonic-gate heads = disk_geom.dkg_nhead; 6837c478bd9Sstevel@tonic-gate sectors = disk_geom.dkg_nsect; 6847c478bd9Sstevel@tonic-gate sectsiz = 512; 6857c478bd9Sstevel@tonic-gate acyl = disk_geom.dkg_acyl; 686bb16350dSlclee (void) printf("* Label geometry for device %s\n", Dfltdev); 687bb16350dSlclee (void) printf( 688bb16350dSlclee "* PCYL NCYL ACYL BCYL NHEAD NSECT" 6897c478bd9Sstevel@tonic-gate " SECSIZ\n"); 690bb16350dSlclee (void) printf(" %-8d %-8d %-8d %-8d %-5d %-5d %-6d\n", 6917c478bd9Sstevel@tonic-gate Numcyl, 6927c478bd9Sstevel@tonic-gate disk_geom.dkg_ncyl, 6937c478bd9Sstevel@tonic-gate disk_geom.dkg_acyl, 6947c478bd9Sstevel@tonic-gate disk_geom.dkg_bcyl, 6957c478bd9Sstevel@tonic-gate heads, 6967c478bd9Sstevel@tonic-gate sectors, 6977c478bd9Sstevel@tonic-gate sectsiz); 6987c478bd9Sstevel@tonic-gate exit(0); 6997c478bd9Sstevel@tonic-gate } else if (io_pgeom) { 7007c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCG_PHYGEOM, &disk_geom)) { 7017c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 7027c478bd9Sstevel@tonic-gate "%s: Cannot get physical disk geometry.\n", 7037c478bd9Sstevel@tonic-gate argv[optind]); 7047c478bd9Sstevel@tonic-gate exit(1); 7057c478bd9Sstevel@tonic-gate } 706bb16350dSlclee (void) printf("* Physical geometry for device %s\n", Dfltdev); 707bb16350dSlclee (void) printf( 708bb16350dSlclee "* PCYL NCYL ACYL BCYL NHEAD NSECT" 7097c478bd9Sstevel@tonic-gate " SECSIZ\n"); 710bb16350dSlclee (void) printf(" %-8d %-8d %-8d %-8d %-5d %-5d %-6d\n", 7117c478bd9Sstevel@tonic-gate disk_geom.dkg_pcyl, 7127c478bd9Sstevel@tonic-gate disk_geom.dkg_ncyl, 7137c478bd9Sstevel@tonic-gate disk_geom.dkg_acyl, 7147c478bd9Sstevel@tonic-gate disk_geom.dkg_bcyl, 7157c478bd9Sstevel@tonic-gate disk_geom.dkg_nhead, 7167c478bd9Sstevel@tonic-gate disk_geom.dkg_nsect, 7177c478bd9Sstevel@tonic-gate sectsiz); 7187c478bd9Sstevel@tonic-gate exit(0); 7197c478bd9Sstevel@tonic-gate } else if (io_sgeom) { 7207c478bd9Sstevel@tonic-gate if (read_geom(io_sgeom)) { 7217c478bd9Sstevel@tonic-gate exit(1); 7227c478bd9Sstevel@tonic-gate } else if (!io_image) { 7237c478bd9Sstevel@tonic-gate exit(0); 7247c478bd9Sstevel@tonic-gate } 7257c478bd9Sstevel@tonic-gate } 7267c478bd9Sstevel@tonic-gate 727*1237e847Slclee /* 728*1237e847Slclee * some drivers may not support DKIOCGMEDIAINFO 729*1237e847Slclee * in that case use CHS 730*1237e847Slclee */ 731*1237e847Slclee chs_capacity = Numcyl * heads * sectors; 732*1237e847Slclee dev_capacity = chs_capacity; 733*1237e847Slclee if (minfo.dki_capacity > 0) 734*1237e847Slclee dev_capacity = minfo.dki_capacity; 735*1237e847Slclee 7367c478bd9Sstevel@tonic-gate /* Allocate memory to hold three complete sectors */ 7377c478bd9Sstevel@tonic-gate Bootsect = (char *)malloc(3 * sectsiz); 7387c478bd9Sstevel@tonic-gate if (Bootsect == NULL) { 739bb16350dSlclee (void) fprintf(stderr, 7407c478bd9Sstevel@tonic-gate "fdisk: Unable to obtain enough buffer memory" 7417c478bd9Sstevel@tonic-gate " (%d bytes).\n", 742bb16350dSlclee 3 * sectsiz); 7437c478bd9Sstevel@tonic-gate exit(1); 7447c478bd9Sstevel@tonic-gate } 7457c478bd9Sstevel@tonic-gate 7467c478bd9Sstevel@tonic-gate Nullsect = Bootsect + sectsiz; 7477c478bd9Sstevel@tonic-gate /* Zero out the "NULL" sector */ 7487c478bd9Sstevel@tonic-gate for (i = 0; i < sectsiz; i++) { 7497c478bd9Sstevel@tonic-gate Nullsect[i] = 0; 7507c478bd9Sstevel@tonic-gate } 7517c478bd9Sstevel@tonic-gate 7527c478bd9Sstevel@tonic-gate /* Find out what the user wants done */ 7537c478bd9Sstevel@tonic-gate if (io_rd) { /* abs disk read */ 7547c478bd9Sstevel@tonic-gate abs_read(); /* will not return */ 7557c478bd9Sstevel@tonic-gate } else if (io_wrt && !io_readonly) { 7567c478bd9Sstevel@tonic-gate abs_write(); /* will not return */ 7577c478bd9Sstevel@tonic-gate } else if (io_patt && !io_readonly) { 7587c478bd9Sstevel@tonic-gate fill_patt(); /* will not return */ 7597c478bd9Sstevel@tonic-gate } 7607c478bd9Sstevel@tonic-gate 7617c478bd9Sstevel@tonic-gate 7627c478bd9Sstevel@tonic-gate /* This is the fdisk edit, the real reason for the program. */ 7637c478bd9Sstevel@tonic-gate 7647c478bd9Sstevel@tonic-gate sanity_check_provided_device(Dfltdev, Dev); 7657c478bd9Sstevel@tonic-gate 7667c478bd9Sstevel@tonic-gate /* Get the new BOOT program in case we write a new fdisk table */ 7677c478bd9Sstevel@tonic-gate mboot_read(); 7687c478bd9Sstevel@tonic-gate 7697c478bd9Sstevel@tonic-gate /* Read from disk master boot */ 7707c478bd9Sstevel@tonic-gate dev_mboot_read(); 7717c478bd9Sstevel@tonic-gate 7727c478bd9Sstevel@tonic-gate /* 7737c478bd9Sstevel@tonic-gate * Verify and copy the device's fdisk table. This will be used 7747c478bd9Sstevel@tonic-gate * as the prototype mboot if the device's mboot looks invalid. 7757c478bd9Sstevel@tonic-gate */ 7767c478bd9Sstevel@tonic-gate Bootblk = (struct mboot *)Bootsect; 7777c478bd9Sstevel@tonic-gate copy_Bootblk_to_Table(); 7787c478bd9Sstevel@tonic-gate 7797c478bd9Sstevel@tonic-gate /* save away a copy of Table in Old_Table for sensing changes */ 7807c478bd9Sstevel@tonic-gate copy_Table_to_Old_Table(); 7817c478bd9Sstevel@tonic-gate 7827c478bd9Sstevel@tonic-gate /* Load fdisk table from specified file (-F fdisk_file) */ 7837c478bd9Sstevel@tonic-gate if (io_ffdisk) { 7847c478bd9Sstevel@tonic-gate /* Load and verify user-specified table parameters */ 7857c478bd9Sstevel@tonic-gate load(LOADFILE, io_ffdisk); 7867c478bd9Sstevel@tonic-gate } 7877c478bd9Sstevel@tonic-gate 7887c478bd9Sstevel@tonic-gate /* Does user want to delete or add an entry? */ 7897c478bd9Sstevel@tonic-gate if (io_Dfdisk) { 7907c478bd9Sstevel@tonic-gate load(LOADDEL, io_Dfdisk); 7917c478bd9Sstevel@tonic-gate } 7927c478bd9Sstevel@tonic-gate if (io_Afdisk) { 7937c478bd9Sstevel@tonic-gate load(LOADADD, io_Afdisk); 7947c478bd9Sstevel@tonic-gate } 7957c478bd9Sstevel@tonic-gate 7967c478bd9Sstevel@tonic-gate if (!io_ffdisk && !io_Afdisk && !io_Dfdisk) { 7977c478bd9Sstevel@tonic-gate /* Check if there is no fdisk table */ 7987c478bd9Sstevel@tonic-gate if (Table[0].systid == UNUSED || io_wholedisk || io_EFIdisk) { 7997c478bd9Sstevel@tonic-gate if (io_ifdisk && !io_wholedisk && !io_EFIdisk) { 800bb16350dSlclee (void) printf( 801bb16350dSlclee "No fdisk table exists. The default" 802bb16350dSlclee " partition for the disk is:\n\n" 803bb16350dSlclee " a 100%% \"SOLARIS System\" " 804bb16350dSlclee "partition\n\n" 805bb16350dSlclee "Type \"y\" to accept the default " 8067c478bd9Sstevel@tonic-gate "partition, otherwise type \"n\" to " 8077c478bd9Sstevel@tonic-gate "edit the\n partition table.\n"); 8087c478bd9Sstevel@tonic-gate } 8097c478bd9Sstevel@tonic-gate 8107c478bd9Sstevel@tonic-gate /* Edit the partition table as directed */ 8117c478bd9Sstevel@tonic-gate if (io_wholedisk ||(io_ifdisk && yesno())) { 8127c478bd9Sstevel@tonic-gate 8137c478bd9Sstevel@tonic-gate /* Default scenario */ 8147c478bd9Sstevel@tonic-gate nulltbl(); 8157c478bd9Sstevel@tonic-gate 8167c478bd9Sstevel@tonic-gate /* now set up UNIX System partition */ 8177c478bd9Sstevel@tonic-gate Table[0].bootid = ACTIVE; 8187c478bd9Sstevel@tonic-gate Table[0].relsect = lel(heads * sectors); 819bb16350dSlclee Table[0].numsect = lel((long)((Numcyl - 1) * 8207c478bd9Sstevel@tonic-gate heads * sectors)); 8217c478bd9Sstevel@tonic-gate Table[0].systid = SUNIXOS2; /* Solaris */ 8227c478bd9Sstevel@tonic-gate 8237c478bd9Sstevel@tonic-gate /* calculate CHS values for table entry 0 */ 8247c478bd9Sstevel@tonic-gate Set_Table_CHS_Values(0); 8257c478bd9Sstevel@tonic-gate 8267c478bd9Sstevel@tonic-gate update_disk_and_exit(B_TRUE); 8277c478bd9Sstevel@tonic-gate } else if (io_EFIdisk) { 8287c478bd9Sstevel@tonic-gate /* create an EFI partition for the whole disk */ 8297c478bd9Sstevel@tonic-gate nulltbl(); 8307c478bd9Sstevel@tonic-gate i = insert_tbl(EFI_PMBR, 0, 0, 0, 0, 0, 0, 0, 1, 831*1237e847Slclee dev_capacity - 1); 8327c478bd9Sstevel@tonic-gate if (i != 0) { 833bb16350dSlclee (void) fprintf(stderr, 834bb16350dSlclee "Error creating EFI partition\n"); 8357c478bd9Sstevel@tonic-gate exit(1); 8367c478bd9Sstevel@tonic-gate } 8377c478bd9Sstevel@tonic-gate update_disk_and_exit(B_TRUE); 8387c478bd9Sstevel@tonic-gate } 8397c478bd9Sstevel@tonic-gate } 8407c478bd9Sstevel@tonic-gate } 8417c478bd9Sstevel@tonic-gate 8427c478bd9Sstevel@tonic-gate /* Display complete fdisk table entries for debugging purposes */ 8437c478bd9Sstevel@tonic-gate if (io_debug) { 844bb16350dSlclee (void) fprintf(stderr, "Partition Table Entry Values:\n"); 8457c478bd9Sstevel@tonic-gate print_Table(); 8467c478bd9Sstevel@tonic-gate if (io_ifdisk) { 847bb16350dSlclee (void) fprintf(stderr, "\n"); 848bb16350dSlclee (void) fprintf(stderr, "Press Enter to continue.\n"); 849bb16350dSlclee (void) gets(s); 8507c478bd9Sstevel@tonic-gate } 8517c478bd9Sstevel@tonic-gate } 8527c478bd9Sstevel@tonic-gate 8537c478bd9Sstevel@tonic-gate /* Interactive fdisk mode */ 8547c478bd9Sstevel@tonic-gate if (io_ifdisk) { 855bb16350dSlclee (void) printf(CLR_SCR); 8567c478bd9Sstevel@tonic-gate disptbl(); 857bb16350dSlclee for (;;) { 858bb16350dSlclee stage0(); 8597c478bd9Sstevel@tonic-gate copy_Bootblk_to_Table(); 8607c478bd9Sstevel@tonic-gate disptbl(); 8617c478bd9Sstevel@tonic-gate } 8627c478bd9Sstevel@tonic-gate } 8637c478bd9Sstevel@tonic-gate 8647c478bd9Sstevel@tonic-gate /* If user wants to write the table to a file, do it */ 8657c478bd9Sstevel@tonic-gate if (io_Wfdisk) 8667c478bd9Sstevel@tonic-gate ffile_write(io_Wfdisk); 8677c478bd9Sstevel@tonic-gate else if (stdo_flag) 8687c478bd9Sstevel@tonic-gate ffile_write((char *)stdout); 8697c478bd9Sstevel@tonic-gate 8707c478bd9Sstevel@tonic-gate update_disk_and_exit(TableChanged() == 1); 871bb16350dSlclee return (0); 8727c478bd9Sstevel@tonic-gate } 8737c478bd9Sstevel@tonic-gate 8747c478bd9Sstevel@tonic-gate /* 8757c478bd9Sstevel@tonic-gate * read_geom 8767c478bd9Sstevel@tonic-gate * Read geometry from specified file (-S). 8777c478bd9Sstevel@tonic-gate */ 8787c478bd9Sstevel@tonic-gate 879bb16350dSlclee static int 880bb16350dSlclee read_geom(char *sgeom) 8817c478bd9Sstevel@tonic-gate { 8827c478bd9Sstevel@tonic-gate char line[256]; 8837c478bd9Sstevel@tonic-gate FILE *fp; 8847c478bd9Sstevel@tonic-gate 8857c478bd9Sstevel@tonic-gate /* open the prototype file */ 8867c478bd9Sstevel@tonic-gate if ((fp = fopen(sgeom, "r")) == NULL) { 8877c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: Cannot open file %s.\n", 8887c478bd9Sstevel@tonic-gate io_sgeom); 8897c478bd9Sstevel@tonic-gate return (1); 8907c478bd9Sstevel@tonic-gate } 8917c478bd9Sstevel@tonic-gate 8927c478bd9Sstevel@tonic-gate /* Read a line from the file */ 8937c478bd9Sstevel@tonic-gate while (fgets(line, sizeof (line) - 1, fp)) { 8947c478bd9Sstevel@tonic-gate if (line[0] == '\0' || line[0] == '\n' || line[0] == '*') 8957c478bd9Sstevel@tonic-gate continue; 8967c478bd9Sstevel@tonic-gate else { 8977c478bd9Sstevel@tonic-gate line[strlen(line)] = '\0'; 898bb16350dSlclee if (sscanf(line, "%hu %hu %hu %hu %hu %hu %d", 8997c478bd9Sstevel@tonic-gate &disk_geom.dkg_pcyl, 9007c478bd9Sstevel@tonic-gate &disk_geom.dkg_ncyl, 9017c478bd9Sstevel@tonic-gate &disk_geom.dkg_acyl, 9027c478bd9Sstevel@tonic-gate &disk_geom.dkg_bcyl, 9037c478bd9Sstevel@tonic-gate &disk_geom.dkg_nhead, 9047c478bd9Sstevel@tonic-gate &disk_geom.dkg_nsect, 9057c478bd9Sstevel@tonic-gate §siz) != 7) { 9067c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 9077c478bd9Sstevel@tonic-gate "Syntax error:\n \"%s\".\n", 9087c478bd9Sstevel@tonic-gate line); 9097c478bd9Sstevel@tonic-gate return (1); 9107c478bd9Sstevel@tonic-gate } 9117c478bd9Sstevel@tonic-gate break; 9127c478bd9Sstevel@tonic-gate } /* else */ 9137c478bd9Sstevel@tonic-gate } /* while (fgets(line, sizeof (line) - 1, fp)) */ 9147c478bd9Sstevel@tonic-gate 9157c478bd9Sstevel@tonic-gate if (!io_image) { 9167c478bd9Sstevel@tonic-gate if (ioctl(Dev, DKIOCSGEOM, &disk_geom)) { 9177c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 9187c478bd9Sstevel@tonic-gate "fdisk: Cannot set label geometry.\n"); 9197c478bd9Sstevel@tonic-gate return (1); 9207c478bd9Sstevel@tonic-gate } 9217c478bd9Sstevel@tonic-gate } else { 9227c478bd9Sstevel@tonic-gate Numcyl = hba_Numcyl = disk_geom.dkg_ncyl; 9237c478bd9Sstevel@tonic-gate heads = hba_heads = disk_geom.dkg_nhead; 9247c478bd9Sstevel@tonic-gate sectors = hba_sectors = disk_geom.dkg_nsect; 9257c478bd9Sstevel@tonic-gate acyl = disk_geom.dkg_acyl; 9267c478bd9Sstevel@tonic-gate } 9277c478bd9Sstevel@tonic-gate 928bb16350dSlclee (void) fclose(fp); 9297c478bd9Sstevel@tonic-gate return (0); 9307c478bd9Sstevel@tonic-gate } 9317c478bd9Sstevel@tonic-gate 9327c478bd9Sstevel@tonic-gate /* 9337c478bd9Sstevel@tonic-gate * dev_mboot_read 9347c478bd9Sstevel@tonic-gate * Read the master boot sector from the device. 9357c478bd9Sstevel@tonic-gate */ 936bb16350dSlclee static void 937bb16350dSlclee dev_mboot_read(void) 9387c478bd9Sstevel@tonic-gate { 9397c478bd9Sstevel@tonic-gate if ((ioctl(Dev, DKIOCGMBOOT, Bootsect) < 0) && (errno != ENOTTY)) { 9407c478bd9Sstevel@tonic-gate perror("Error in ioctl DKIOCGMBOOT"); 9417c478bd9Sstevel@tonic-gate } 9427c478bd9Sstevel@tonic-gate if (errno == 0) 9437c478bd9Sstevel@tonic-gate return; 9447c478bd9Sstevel@tonic-gate if (lseek(Dev, 0, SEEK_SET) == -1) { 945bb16350dSlclee (void) fprintf(stderr, 9467c478bd9Sstevel@tonic-gate "fdisk: Error seeking to partition table on %s.\n", 9477c478bd9Sstevel@tonic-gate Dfltdev); 9487c478bd9Sstevel@tonic-gate if (!io_image) 9497c478bd9Sstevel@tonic-gate exit(1); 9507c478bd9Sstevel@tonic-gate } 9517c478bd9Sstevel@tonic-gate if (read(Dev, Bootsect, sectsiz) != sectsiz) { 952bb16350dSlclee (void) fprintf(stderr, 9537c478bd9Sstevel@tonic-gate "fdisk: Error reading partition table from %s.\n", 9547c478bd9Sstevel@tonic-gate Dfltdev); 9557c478bd9Sstevel@tonic-gate if (!io_image) 9567c478bd9Sstevel@tonic-gate exit(1); 9577c478bd9Sstevel@tonic-gate } 9587c478bd9Sstevel@tonic-gate } 9597c478bd9Sstevel@tonic-gate 9607c478bd9Sstevel@tonic-gate /* 9617c478bd9Sstevel@tonic-gate * dev_mboot_write 9627c478bd9Sstevel@tonic-gate * Write the master boot sector to the device. 9637c478bd9Sstevel@tonic-gate */ 964bb16350dSlclee static void 9657c478bd9Sstevel@tonic-gate dev_mboot_write(int sect, char *buff, int bootsiz) 9667c478bd9Sstevel@tonic-gate { 9677c478bd9Sstevel@tonic-gate int new_pt, old_pt, error; 9687c478bd9Sstevel@tonic-gate int clr_efi = -1, old_solaris = -1, new_solaris = -1; 9697c478bd9Sstevel@tonic-gate 9707c478bd9Sstevel@tonic-gate if (io_readonly) 971bb16350dSlclee return; 9727c478bd9Sstevel@tonic-gate 9737c478bd9Sstevel@tonic-gate if (io_debug) { 974bb16350dSlclee (void) fprintf(stderr, "About to write fdisk table:\n"); 9757c478bd9Sstevel@tonic-gate print_Table(); 9767c478bd9Sstevel@tonic-gate if (io_ifdisk) { 977bb16350dSlclee (void) fprintf(stderr, "Press Enter to continue.\n"); 978bb16350dSlclee (void) gets(s); 9797c478bd9Sstevel@tonic-gate } 9807c478bd9Sstevel@tonic-gate } 9817c478bd9Sstevel@tonic-gate 9827c478bd9Sstevel@tonic-gate /* see if the old table had EFI or Solaris partitions */ 9837c478bd9Sstevel@tonic-gate for (old_pt = 0; old_pt < FD_NUMPART; old_pt++) { 9847c478bd9Sstevel@tonic-gate if (Old_Table[old_pt].systid == SUNIXOS || 9857c478bd9Sstevel@tonic-gate Old_Table[old_pt].systid == SUNIXOS2) { 9867c478bd9Sstevel@tonic-gate old_solaris = old_pt; 9877c478bd9Sstevel@tonic-gate } else if (Old_Table[old_pt].systid == EFI_PMBR) { 9887c478bd9Sstevel@tonic-gate clr_efi = old_pt; 9897c478bd9Sstevel@tonic-gate } 9907c478bd9Sstevel@tonic-gate } 9917c478bd9Sstevel@tonic-gate 9927c478bd9Sstevel@tonic-gate /* look to see if Solaris partition changed in relsect/numsect */ 9937c478bd9Sstevel@tonic-gate for (new_pt = 0; new_pt < FD_NUMPART; new_pt++) { 9947c478bd9Sstevel@tonic-gate 9957c478bd9Sstevel@tonic-gate /* 9967c478bd9Sstevel@tonic-gate * if this is not a Solaris partition, ignore it 9977c478bd9Sstevel@tonic-gate */ 9987c478bd9Sstevel@tonic-gate if (Table[new_pt].systid != SUNIXOS && 9997c478bd9Sstevel@tonic-gate Table[new_pt].systid != SUNIXOS2) 10007c478bd9Sstevel@tonic-gate continue; 10017c478bd9Sstevel@tonic-gate 10027c478bd9Sstevel@tonic-gate /* 10037c478bd9Sstevel@tonic-gate * if there was no previous Solaris partition 10047c478bd9Sstevel@tonic-gate * or if the old partition was in a different place 10057c478bd9Sstevel@tonic-gate * or if the old partition was a different size 10067c478bd9Sstevel@tonic-gate * then this must be a new Solaris partition 10077c478bd9Sstevel@tonic-gate */ 10087c478bd9Sstevel@tonic-gate if (old_solaris == -1 || 10097c478bd9Sstevel@tonic-gate Old_Table[old_solaris].relsect != Table[new_pt].relsect || 10107c478bd9Sstevel@tonic-gate Old_Table[old_solaris].numsect != Table[new_pt].numsect) { 10117c478bd9Sstevel@tonic-gate new_solaris = new_pt; 10127c478bd9Sstevel@tonic-gate break; 10137c478bd9Sstevel@tonic-gate } 10147c478bd9Sstevel@tonic-gate } 10157c478bd9Sstevel@tonic-gate 10167c478bd9Sstevel@tonic-gate /* look to see if a EFI partition changed in relsect/numsect */ 10177c478bd9Sstevel@tonic-gate for (new_pt = 0; new_pt < FD_NUMPART; new_pt++) { 10187c478bd9Sstevel@tonic-gate if (Table[new_pt].systid != EFI_PMBR) 10197c478bd9Sstevel@tonic-gate continue; 10207c478bd9Sstevel@tonic-gate for (old_pt = 0; old_pt < FD_NUMPART; old_pt++) { 1021*1237e847Slclee if ((Old_Table[old_pt].systid == 1022*1237e847Slclee Table[new_pt].systid) && 1023*1237e847Slclee (Old_Table[old_pt].relsect == 1024*1237e847Slclee Table[new_pt].relsect) && 1025*1237e847Slclee (Old_Table[old_pt].numsect == 1026*1237e847Slclee Table[new_pt].numsect)) 1027*1237e847Slclee break; 10287c478bd9Sstevel@tonic-gate } 10297c478bd9Sstevel@tonic-gate 10307c478bd9Sstevel@tonic-gate /* 10317c478bd9Sstevel@tonic-gate * if EFI partition changed, set the flag to clear 10327c478bd9Sstevel@tonic-gate * the EFI GPT 10337c478bd9Sstevel@tonic-gate */ 10347c478bd9Sstevel@tonic-gate if (old_pt == FD_NUMPART && Table[new_pt].begcyl != 0) { 10357c478bd9Sstevel@tonic-gate clr_efi = 0; 10367c478bd9Sstevel@tonic-gate } 10377c478bd9Sstevel@tonic-gate break; 10387c478bd9Sstevel@tonic-gate } 10397c478bd9Sstevel@tonic-gate 10407c478bd9Sstevel@tonic-gate /* clear labels if necessary */ 10417c478bd9Sstevel@tonic-gate if (clr_efi >= 0) { 10427c478bd9Sstevel@tonic-gate if (io_debug) { 1043bb16350dSlclee (void) fprintf(stderr, "Clearing EFI labels\n"); 10447c478bd9Sstevel@tonic-gate } 10457c478bd9Sstevel@tonic-gate if ((error = clear_efi()) != 0) { 10467c478bd9Sstevel@tonic-gate if (io_debug) { 1047bb16350dSlclee (void) fprintf(stderr, 1048bb16350dSlclee "\tError %d clearing EFI labels" 10497c478bd9Sstevel@tonic-gate " (probably no EFI labels exist)\n", 10507c478bd9Sstevel@tonic-gate error); 10517c478bd9Sstevel@tonic-gate } 10527c478bd9Sstevel@tonic-gate } 10537c478bd9Sstevel@tonic-gate } 10547c478bd9Sstevel@tonic-gate 10557c478bd9Sstevel@tonic-gate if (new_solaris >= 0) { 10567c478bd9Sstevel@tonic-gate if (io_debug) { 1057bb16350dSlclee (void) fprintf(stderr, "Clearing VTOC labels from NEW" 10587c478bd9Sstevel@tonic-gate " table\n"); 10597c478bd9Sstevel@tonic-gate } 10607c478bd9Sstevel@tonic-gate clear_vtoc(NEW, new_solaris); 10617c478bd9Sstevel@tonic-gate } 10627c478bd9Sstevel@tonic-gate 10637c478bd9Sstevel@tonic-gate if ((ioctl(Dev, DKIOCSMBOOT, buff) == -1) && (errno != ENOTTY)) { 1064bb16350dSlclee (void) fprintf(stderr, 10657c478bd9Sstevel@tonic-gate "fdisk: Error in ioctl DKIOCSMBOOT on %s.\n", 10667c478bd9Sstevel@tonic-gate Dfltdev); 10677c478bd9Sstevel@tonic-gate } 10687c478bd9Sstevel@tonic-gate if (errno == 0) 10697c478bd9Sstevel@tonic-gate return; 10707c478bd9Sstevel@tonic-gate 10717c478bd9Sstevel@tonic-gate /* write to disk drive */ 10727c478bd9Sstevel@tonic-gate if (lseek(Dev, sect, SEEK_SET) == -1) { 1073bb16350dSlclee (void) fprintf(stderr, 10747c478bd9Sstevel@tonic-gate "fdisk: Error seeking to master boot record on %s.\n", 10757c478bd9Sstevel@tonic-gate Dfltdev); 10767c478bd9Sstevel@tonic-gate exit(1); 10777c478bd9Sstevel@tonic-gate } 10787c478bd9Sstevel@tonic-gate if (write(Dev, buff, bootsiz) != bootsiz) { 1079bb16350dSlclee (void) fprintf(stderr, 10807c478bd9Sstevel@tonic-gate "fdisk: Error writing master boot record to %s.\n", 10817c478bd9Sstevel@tonic-gate Dfltdev); 10827c478bd9Sstevel@tonic-gate exit(1); 10837c478bd9Sstevel@tonic-gate } 10847c478bd9Sstevel@tonic-gate } 10857c478bd9Sstevel@tonic-gate 10867c478bd9Sstevel@tonic-gate /* 10877c478bd9Sstevel@tonic-gate * mboot_read 10887c478bd9Sstevel@tonic-gate * Read the prototype boot records from the files. 10897c478bd9Sstevel@tonic-gate */ 1090bb16350dSlclee static void 1091bb16350dSlclee mboot_read(void) 10927c478bd9Sstevel@tonic-gate { 10937c478bd9Sstevel@tonic-gate int mDev, i; 10947c478bd9Sstevel@tonic-gate struct ipart *part; 10957c478bd9Sstevel@tonic-gate 10967c478bd9Sstevel@tonic-gate #if defined(i386) || defined(sparc) 10977c478bd9Sstevel@tonic-gate /* 10987c478bd9Sstevel@tonic-gate * If the master boot file hasn't been specified, use the 10997c478bd9Sstevel@tonic-gate * implementation architecture name to generate the default one. 11007c478bd9Sstevel@tonic-gate */ 11017c478bd9Sstevel@tonic-gate if (io_mboot == (char *)0) { 11027c478bd9Sstevel@tonic-gate /* 11037c478bd9Sstevel@tonic-gate * Bug ID 1249035: 11047c478bd9Sstevel@tonic-gate * The mboot file must be delivered on all platforms 11057c478bd9Sstevel@tonic-gate * and installed in a non-platform-dependent 11067c478bd9Sstevel@tonic-gate * directory; i.e., /usr/lib/fs/ufs. 11077c478bd9Sstevel@tonic-gate */ 11087c478bd9Sstevel@tonic-gate io_mboot = "/usr/lib/fs/ufs/mboot"; 11097c478bd9Sstevel@tonic-gate } 11107c478bd9Sstevel@tonic-gate 11117c478bd9Sstevel@tonic-gate /* First read in the master boot record */ 11127c478bd9Sstevel@tonic-gate 11137c478bd9Sstevel@tonic-gate /* Open the master boot proto file */ 11147c478bd9Sstevel@tonic-gate if ((mDev = open(io_mboot, O_RDONLY, 0666)) == -1) { 1115bb16350dSlclee (void) fprintf(stderr, 11167c478bd9Sstevel@tonic-gate "fdisk: Cannot open master boot file %s.\n", 11177c478bd9Sstevel@tonic-gate io_mboot); 11187c478bd9Sstevel@tonic-gate exit(1); 11197c478bd9Sstevel@tonic-gate } 11207c478bd9Sstevel@tonic-gate 11217c478bd9Sstevel@tonic-gate /* Read the master boot program */ 11227c478bd9Sstevel@tonic-gate if (read(mDev, &BootCod, sizeof (struct mboot)) != sizeof 11237c478bd9Sstevel@tonic-gate (struct mboot)) { 1124bb16350dSlclee (void) fprintf(stderr, 11257c478bd9Sstevel@tonic-gate "fdisk: Cannot read master boot file %s.\n", 11267c478bd9Sstevel@tonic-gate io_mboot); 11277c478bd9Sstevel@tonic-gate exit(1); 11287c478bd9Sstevel@tonic-gate } 11297c478bd9Sstevel@tonic-gate 11307c478bd9Sstevel@tonic-gate /* Is this really a master boot record? */ 11317c478bd9Sstevel@tonic-gate if (les(BootCod.signature) != MBB_MAGIC) { 1132bb16350dSlclee (void) fprintf(stderr, 11337c478bd9Sstevel@tonic-gate "fdisk: Invalid master boot file %s.\n", io_mboot); 1134bb16350dSlclee (void) fprintf(stderr, 1135bb16350dSlclee "Bad magic number: is %x, but should be %x.\n", 11367c478bd9Sstevel@tonic-gate les(BootCod.signature), MBB_MAGIC); 11377c478bd9Sstevel@tonic-gate exit(1); 11387c478bd9Sstevel@tonic-gate } 11397c478bd9Sstevel@tonic-gate 1140bb16350dSlclee (void) close(mDev); 11417c478bd9Sstevel@tonic-gate #else 11427c478bd9Sstevel@tonic-gate #error fdisk needs to be ported to new architecture 11437c478bd9Sstevel@tonic-gate #endif 11447c478bd9Sstevel@tonic-gate 11457c478bd9Sstevel@tonic-gate /* Zero out the partitions part of this record */ 11467c478bd9Sstevel@tonic-gate part = (struct ipart *)BootCod.parts; 11477c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++, part++) { 1148bb16350dSlclee (void) memset(part, 0, sizeof (struct ipart)); 11497c478bd9Sstevel@tonic-gate } 11507c478bd9Sstevel@tonic-gate 11517c478bd9Sstevel@tonic-gate } 11527c478bd9Sstevel@tonic-gate 11537c478bd9Sstevel@tonic-gate /* 11547c478bd9Sstevel@tonic-gate * fill_patt 11557c478bd9Sstevel@tonic-gate * Fill the disk with user/sector number pattern. 11567c478bd9Sstevel@tonic-gate */ 1157bb16350dSlclee static void 1158bb16350dSlclee fill_patt(void) 11597c478bd9Sstevel@tonic-gate { 1160bb16350dSlclee int *buff_ptr, i; 11617c478bd9Sstevel@tonic-gate int io_fpatt = 0; 11627c478bd9Sstevel@tonic-gate int io_ipatt = 0; 11637c478bd9Sstevel@tonic-gate 11647c478bd9Sstevel@tonic-gate if (strncmp(io_fatt, "#", 1) != 0) { 11657c478bd9Sstevel@tonic-gate io_fpatt++; 11667c478bd9Sstevel@tonic-gate io_ipatt = strtoul(io_fatt, 0, 0); 11677c478bd9Sstevel@tonic-gate buff_ptr = (int *)Bootsect; 11687c478bd9Sstevel@tonic-gate for (i = 0; i < sectsiz; i += 4, buff_ptr++) 1169*1237e847Slclee *buff_ptr = io_ipatt; 11707c478bd9Sstevel@tonic-gate } 11717c478bd9Sstevel@tonic-gate 11727c478bd9Sstevel@tonic-gate /* 11737c478bd9Sstevel@tonic-gate * Fill disk with pattern based on block number. 11747c478bd9Sstevel@tonic-gate * Write to the disk at absolute relative block io_offset 11757c478bd9Sstevel@tonic-gate * for io_size blocks. 11767c478bd9Sstevel@tonic-gate */ 11777c478bd9Sstevel@tonic-gate while (io_size--) { 11787c478bd9Sstevel@tonic-gate buff_ptr = (int *)Bootsect; 11797c478bd9Sstevel@tonic-gate if (!io_fpatt) { 11807c478bd9Sstevel@tonic-gate for (i = 0; i < sectsiz; i += 4, buff_ptr++) 11817c478bd9Sstevel@tonic-gate *buff_ptr = io_offset; 11827c478bd9Sstevel@tonic-gate } 11837c478bd9Sstevel@tonic-gate /* Write the data to disk */ 11847c478bd9Sstevel@tonic-gate if (lseek(Dev, sectsiz * io_offset++, SEEK_SET) == -1) { 1185bb16350dSlclee (void) fprintf(stderr, "fdisk: Error seeking on %s.\n", 1186*1237e847Slclee Dfltdev); 11877c478bd9Sstevel@tonic-gate exit(1); 11887c478bd9Sstevel@tonic-gate } 11897c478bd9Sstevel@tonic-gate if (write(Dev, Bootsect, sectsiz) != sectsiz) { 1190bb16350dSlclee (void) fprintf(stderr, "fdisk: Error writing %s.\n", 1191*1237e847Slclee Dfltdev); 11927c478bd9Sstevel@tonic-gate exit(1); 11937c478bd9Sstevel@tonic-gate } 11947c478bd9Sstevel@tonic-gate } /* while (--io_size); */ 11957c478bd9Sstevel@tonic-gate } 11967c478bd9Sstevel@tonic-gate 11977c478bd9Sstevel@tonic-gate /* 11987c478bd9Sstevel@tonic-gate * abs_read 11997c478bd9Sstevel@tonic-gate * Read from the disk at absolute relative block io_offset for 12007c478bd9Sstevel@tonic-gate * io_size blocks. Write the data to standard ouput (-r). 12017c478bd9Sstevel@tonic-gate */ 1202bb16350dSlclee static void 1203bb16350dSlclee abs_read(void) 1204bb16350dSlclee { 12057c478bd9Sstevel@tonic-gate int c; 12067c478bd9Sstevel@tonic-gate 12077c478bd9Sstevel@tonic-gate while (io_size--) { 12087c478bd9Sstevel@tonic-gate if (lseek(Dev, sectsiz * io_offset++, SEEK_SET) == -1) { 1209bb16350dSlclee (void) fprintf(stderr, "fdisk: Error seeking on %s.\n", 12107c478bd9Sstevel@tonic-gate Dfltdev); 12117c478bd9Sstevel@tonic-gate exit(1); 12127c478bd9Sstevel@tonic-gate } 12137c478bd9Sstevel@tonic-gate if (read(Dev, Bootsect, sectsiz) != sectsiz) { 1214bb16350dSlclee (void) fprintf(stderr, "fdisk: Error reading %s.\n", 12157c478bd9Sstevel@tonic-gate Dfltdev); 12167c478bd9Sstevel@tonic-gate exit(1); 12177c478bd9Sstevel@tonic-gate } 12187c478bd9Sstevel@tonic-gate 12197c478bd9Sstevel@tonic-gate /* Write to standard ouptut */ 1220bb16350dSlclee if ((c = write(1, Bootsect, (unsigned)sectsiz)) != sectsiz) { 12217c478bd9Sstevel@tonic-gate if (c >= 0) { 12227c478bd9Sstevel@tonic-gate if (io_debug) 1223bb16350dSlclee (void) fprintf(stderr, 1224bb16350dSlclee "fdisk: Output warning: %d of %d" 1225bb16350dSlclee " characters written.\n", 1226bb16350dSlclee c, sectsiz); 12277c478bd9Sstevel@tonic-gate exit(2); 12287c478bd9Sstevel@tonic-gate } else { 12297c478bd9Sstevel@tonic-gate perror("write error on output file."); 12307c478bd9Sstevel@tonic-gate exit(2); 12317c478bd9Sstevel@tonic-gate } 12327c478bd9Sstevel@tonic-gate } /* if ((c = write(1, Bootsect, (unsigned)sectsiz)) */ 12337c478bd9Sstevel@tonic-gate /* != sectsiz) */ 12347c478bd9Sstevel@tonic-gate } /* while (--io_size); */ 12357c478bd9Sstevel@tonic-gate exit(0); 12367c478bd9Sstevel@tonic-gate } 12377c478bd9Sstevel@tonic-gate 12387c478bd9Sstevel@tonic-gate /* 12397c478bd9Sstevel@tonic-gate * abs_write 12407c478bd9Sstevel@tonic-gate * Read the data from standard input. Write to the disk at 12417c478bd9Sstevel@tonic-gate * absolute relative block io_offset for io_size blocks (-w). 12427c478bd9Sstevel@tonic-gate */ 1243bb16350dSlclee static void 1244bb16350dSlclee abs_write(void) 12457c478bd9Sstevel@tonic-gate { 12467c478bd9Sstevel@tonic-gate int c, i; 12477c478bd9Sstevel@tonic-gate 12487c478bd9Sstevel@tonic-gate while (io_size--) { 12497c478bd9Sstevel@tonic-gate int part_exit = 0; 12507c478bd9Sstevel@tonic-gate /* Read from standard input */ 12517c478bd9Sstevel@tonic-gate if ((c = read(0, Bootsect, (unsigned)sectsiz)) != sectsiz) { 12527c478bd9Sstevel@tonic-gate if (c >= 0) { 12537c478bd9Sstevel@tonic-gate if (io_debug) 1254bb16350dSlclee (void) fprintf(stderr, 12557c478bd9Sstevel@tonic-gate "fdisk: WARNING: Incomplete read (%d of" 12567c478bd9Sstevel@tonic-gate " %d characters read) on input file.\n", 1257*1237e847Slclee c, sectsiz); 12587c478bd9Sstevel@tonic-gate /* Fill pattern to mark partial sector in buf */ 12597c478bd9Sstevel@tonic-gate for (i = c; i < sectsiz; ) { 12607c478bd9Sstevel@tonic-gate Bootsect[i++] = 0x41; 12617c478bd9Sstevel@tonic-gate Bootsect[i++] = 0x62; 12627c478bd9Sstevel@tonic-gate Bootsect[i++] = 0x65; 12637c478bd9Sstevel@tonic-gate Bootsect[i++] = 0; 12647c478bd9Sstevel@tonic-gate } 12657c478bd9Sstevel@tonic-gate part_exit++; 12667c478bd9Sstevel@tonic-gate } else { 12677c478bd9Sstevel@tonic-gate perror("read error on input file."); 12687c478bd9Sstevel@tonic-gate exit(2); 12697c478bd9Sstevel@tonic-gate } 12707c478bd9Sstevel@tonic-gate 12717c478bd9Sstevel@tonic-gate } 12727c478bd9Sstevel@tonic-gate /* Write to disk drive */ 12737c478bd9Sstevel@tonic-gate if (lseek(Dev, sectsiz * io_offset++, SEEK_SET) == -1) { 1274bb16350dSlclee (void) fprintf(stderr, "fdisk: Error seeking on %s.\n", 12757c478bd9Sstevel@tonic-gate Dfltdev); 12767c478bd9Sstevel@tonic-gate exit(1); 12777c478bd9Sstevel@tonic-gate } 12787c478bd9Sstevel@tonic-gate if (write(Dev, Bootsect, sectsiz) != sectsiz) { 1279bb16350dSlclee (void) fprintf(stderr, "fdisk: Error writing %s.\n", 12807c478bd9Sstevel@tonic-gate Dfltdev); 12817c478bd9Sstevel@tonic-gate exit(1); 12827c478bd9Sstevel@tonic-gate } 12837c478bd9Sstevel@tonic-gate if (part_exit) 12847c478bd9Sstevel@tonic-gate exit(0); 12857c478bd9Sstevel@tonic-gate } /* while (--io_size); */ 12867c478bd9Sstevel@tonic-gate exit(1); 12877c478bd9Sstevel@tonic-gate } 12887c478bd9Sstevel@tonic-gate 1289bb16350dSlclee 12907c478bd9Sstevel@tonic-gate /* 12917c478bd9Sstevel@tonic-gate * load 12927c478bd9Sstevel@tonic-gate * Load will either read the fdisk table from a file or add or 12937c478bd9Sstevel@tonic-gate * delete an entry (-A, -D, -F). 12947c478bd9Sstevel@tonic-gate */ 12957c478bd9Sstevel@tonic-gate 1296bb16350dSlclee static void 1297bb16350dSlclee load(int funct, char *file) 12987c478bd9Sstevel@tonic-gate { 12997c478bd9Sstevel@tonic-gate int id; 13007c478bd9Sstevel@tonic-gate int act; 13017c478bd9Sstevel@tonic-gate int bhead; 13027c478bd9Sstevel@tonic-gate int bsect; 13037c478bd9Sstevel@tonic-gate int bcyl; 13047c478bd9Sstevel@tonic-gate int ehead; 13057c478bd9Sstevel@tonic-gate int esect; 13067c478bd9Sstevel@tonic-gate int ecyl; 13077c478bd9Sstevel@tonic-gate int rsect; 13087c478bd9Sstevel@tonic-gate int numsect; 13097c478bd9Sstevel@tonic-gate char line[256]; 13107c478bd9Sstevel@tonic-gate int i = 0; 13117c478bd9Sstevel@tonic-gate int j; 13127c478bd9Sstevel@tonic-gate FILE *fp; 13137c478bd9Sstevel@tonic-gate 13147c478bd9Sstevel@tonic-gate switch (funct) { 13157c478bd9Sstevel@tonic-gate 1316*1237e847Slclee case LOADFILE: 13177c478bd9Sstevel@tonic-gate 13187c478bd9Sstevel@tonic-gate /* 13197c478bd9Sstevel@tonic-gate * Zero out the table before loading it, which will 13207c478bd9Sstevel@tonic-gate * force it to be updated on disk later (-F 13217c478bd9Sstevel@tonic-gate * fdisk_file). 13227c478bd9Sstevel@tonic-gate */ 13237c478bd9Sstevel@tonic-gate nulltbl(); 13247c478bd9Sstevel@tonic-gate 13257c478bd9Sstevel@tonic-gate /* Open the prototype file */ 13267c478bd9Sstevel@tonic-gate if ((fp = fopen(file, "r")) == NULL) { 13277c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 13287c478bd9Sstevel@tonic-gate "fdisk: Cannot open prototype partition file %s.\n", 13297c478bd9Sstevel@tonic-gate file); 13307c478bd9Sstevel@tonic-gate exit(1); 13317c478bd9Sstevel@tonic-gate } 13327c478bd9Sstevel@tonic-gate 13337c478bd9Sstevel@tonic-gate /* Read a line from the file */ 13347c478bd9Sstevel@tonic-gate while (fgets(line, sizeof (line) - 1, fp)) { 13357c478bd9Sstevel@tonic-gate if (pars_fdisk(line, &id, &act, &bhead, &bsect, 13367c478bd9Sstevel@tonic-gate &bcyl, &ehead, &esect, &ecyl, &rsect, &numsect)) { 13377c478bd9Sstevel@tonic-gate continue; 13387c478bd9Sstevel@tonic-gate } 13397c478bd9Sstevel@tonic-gate 13407c478bd9Sstevel@tonic-gate /* 13417c478bd9Sstevel@tonic-gate * Validate the partition. It cannot start at sector 13427c478bd9Sstevel@tonic-gate * 0 unless it is UNUSED or already exists 13437c478bd9Sstevel@tonic-gate */ 13447c478bd9Sstevel@tonic-gate if (validate_part(id, rsect, numsect) < 0) { 13457c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 13467c478bd9Sstevel@tonic-gate "fdisk: Error on entry \"%s\".\n", 13477c478bd9Sstevel@tonic-gate line); 13487c478bd9Sstevel@tonic-gate exit(1); 13497c478bd9Sstevel@tonic-gate } 13507c478bd9Sstevel@tonic-gate /* 13517c478bd9Sstevel@tonic-gate * Find an unused entry to use and put the entry 13527c478bd9Sstevel@tonic-gate * in table 13537c478bd9Sstevel@tonic-gate */ 13547c478bd9Sstevel@tonic-gate if (insert_tbl(id, act, bhead, bsect, bcyl, ehead, 13557c478bd9Sstevel@tonic-gate esect, ecyl, rsect, numsect) < 0) { 13567c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 13577c478bd9Sstevel@tonic-gate "fdisk: Error on entry \"%s\".\n", 13587c478bd9Sstevel@tonic-gate line); 13597c478bd9Sstevel@tonic-gate exit(1); 13607c478bd9Sstevel@tonic-gate } 13617c478bd9Sstevel@tonic-gate } /* while (fgets(line, sizeof (line) - 1, fp)) */ 13627c478bd9Sstevel@tonic-gate 13637c478bd9Sstevel@tonic-gate if (verify_tbl() < 0) { 1364bb16350dSlclee (void) fprintf(stderr, 13657c478bd9Sstevel@tonic-gate "fdisk: Cannot create partition table\n"); 13667c478bd9Sstevel@tonic-gate exit(1); 13677c478bd9Sstevel@tonic-gate } 13687c478bd9Sstevel@tonic-gate 1369bb16350dSlclee (void) fclose(fp); 13707c478bd9Sstevel@tonic-gate return; 13717c478bd9Sstevel@tonic-gate 1372*1237e847Slclee case LOADDEL: 13737c478bd9Sstevel@tonic-gate 13747c478bd9Sstevel@tonic-gate /* Parse the user-supplied deletion line (-D) */ 1375bb16350dSlclee if (pars_fdisk(file, &id, &act, &bhead, &bsect, &bcyl, 1376bb16350dSlclee &ehead, &esect, &ecyl, &rsect, &numsect)) { 1377bb16350dSlclee (void) fprintf(stderr, 1378bb16350dSlclee "fdisk: Syntax error \"%s\"\n", file); 1379bb16350dSlclee exit(1); 1380bb16350dSlclee } 13817c478bd9Sstevel@tonic-gate 13827c478bd9Sstevel@tonic-gate /* Find the exact entry in the table */ 13837c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 13847c478bd9Sstevel@tonic-gate if (Table[i].systid == id && 13857c478bd9Sstevel@tonic-gate Table[i].bootid == act && 13867c478bd9Sstevel@tonic-gate Table[i].beghead == bhead && 13877c478bd9Sstevel@tonic-gate Table[i].begsect == ((bsect & 0x3f) | 1388*1237e847Slclee (uchar_t)((bcyl>>2) & 0xc0)) && 1389bb16350dSlclee Table[i].begcyl == (uchar_t)(bcyl & 0xff) && 13907c478bd9Sstevel@tonic-gate Table[i].endhead == ehead && 13917c478bd9Sstevel@tonic-gate Table[i].endsect == ((esect & 0x3f) | 1392*1237e847Slclee (uchar_t)((ecyl>>2) & 0xc0)) && 1393bb16350dSlclee Table[i].endcyl == (uchar_t)(ecyl & 0xff) && 13947c478bd9Sstevel@tonic-gate Table[i].relsect == lel(rsect) && 13957c478bd9Sstevel@tonic-gate Table[i].numsect == lel(numsect)) { 13967c478bd9Sstevel@tonic-gate 13977c478bd9Sstevel@tonic-gate /* 13987c478bd9Sstevel@tonic-gate * Found the entry. Now move rest of 13997c478bd9Sstevel@tonic-gate * entries up toward the top of the 14007c478bd9Sstevel@tonic-gate * table, leaving available entries at 14017c478bd9Sstevel@tonic-gate * the end of the fdisk table. 14027c478bd9Sstevel@tonic-gate */ 1403bb16350dSlclee for (j = i; j < FD_NUMPART - 1; j++) { 1404bb16350dSlclee Table[j].systid = Table[j + 1].systid; 1405bb16350dSlclee Table[j].bootid = Table[j + 1].bootid; 1406bb16350dSlclee Table[j].beghead = Table[j + 1].beghead; 1407bb16350dSlclee Table[j].begsect = Table[j + 1].begsect; 1408bb16350dSlclee Table[j].begcyl = Table[j + 1].begcyl; 1409bb16350dSlclee Table[j].endhead = Table[j + 1].endhead; 1410bb16350dSlclee Table[j].endsect = Table[j + 1].endsect; 1411bb16350dSlclee Table[j].endcyl = Table[j + 1].endcyl; 1412bb16350dSlclee Table[j].relsect = Table[j + 1].relsect; 1413bb16350dSlclee Table[j].numsect = Table[j + 1].numsect; 14147c478bd9Sstevel@tonic-gate } 14157c478bd9Sstevel@tonic-gate 14167c478bd9Sstevel@tonic-gate /* 14177c478bd9Sstevel@tonic-gate * Mark the last entry as unused in case 14187c478bd9Sstevel@tonic-gate * all table entries were in use prior 14197c478bd9Sstevel@tonic-gate * to the deletion. 14207c478bd9Sstevel@tonic-gate */ 14217c478bd9Sstevel@tonic-gate 1422bb16350dSlclee Table[FD_NUMPART - 1].systid = UNUSED; 1423bb16350dSlclee Table[FD_NUMPART - 1].bootid = 0; 14247c478bd9Sstevel@tonic-gate return; 14257c478bd9Sstevel@tonic-gate } 14267c478bd9Sstevel@tonic-gate } 1427bb16350dSlclee (void) fprintf(stderr, 14287c478bd9Sstevel@tonic-gate "fdisk: Entry does not match any existing partition:\n" 14297c478bd9Sstevel@tonic-gate " \"%s\"\n", 14307c478bd9Sstevel@tonic-gate file); 14317c478bd9Sstevel@tonic-gate exit(1); 1432bb16350dSlclee /* FALLTHRU */ 14337c478bd9Sstevel@tonic-gate 1434*1237e847Slclee case LOADADD: 14357c478bd9Sstevel@tonic-gate 14367c478bd9Sstevel@tonic-gate /* Parse the user-supplied addition line (-A) */ 1437bb16350dSlclee if (pars_fdisk(file, &id, &act, &bhead, &bsect, &bcyl, &ehead, 1438bb16350dSlclee &esect, &ecyl, &rsect, &numsect)) { 1439bb16350dSlclee (void) fprintf(stderr, 1440bb16350dSlclee "fdisk: Syntax error \"%s\"\n", file); 1441bb16350dSlclee exit(1); 1442bb16350dSlclee } 14437c478bd9Sstevel@tonic-gate 14447c478bd9Sstevel@tonic-gate /* Validate the partition. It cannot start at sector 0 */ 14457c478bd9Sstevel@tonic-gate if (rsect == 0) { 14467c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 14477c478bd9Sstevel@tonic-gate "fdisk: New partition cannot start at sector 0:\n" 14487c478bd9Sstevel@tonic-gate " \"%s\".\n", 14497c478bd9Sstevel@tonic-gate file); 14507c478bd9Sstevel@tonic-gate exit(1); 14517c478bd9Sstevel@tonic-gate } 14527c478bd9Sstevel@tonic-gate 14537c478bd9Sstevel@tonic-gate /* 14547c478bd9Sstevel@tonic-gate * if the user wishes to add an EFI partition, we need 14557c478bd9Sstevel@tonic-gate * more extensive validation. rsect should be 1, and 14567c478bd9Sstevel@tonic-gate * numsect should equal the entire disk capacity - 1 14577c478bd9Sstevel@tonic-gate */ 14587c478bd9Sstevel@tonic-gate 14597c478bd9Sstevel@tonic-gate if (id == EFI_PMBR) { 14607c478bd9Sstevel@tonic-gate if (rsect != 1) { 14617c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 14627c478bd9Sstevel@tonic-gate "fdisk: EFI partitions must start at sector" 14637c478bd9Sstevel@tonic-gate " 1 (input rsect = %d)\n", rsect); 14647c478bd9Sstevel@tonic-gate exit(1); 14657c478bd9Sstevel@tonic-gate } 14667c478bd9Sstevel@tonic-gate 1467*1237e847Slclee if (numsect != dev_capacity - 1) { 14687c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 14697c478bd9Sstevel@tonic-gate "fdisk: EFI partitions must encompass the " 1470bb16350dSlclee "entire disk\n" 1471*1237e847Slclee "(input numsect: %d - avail: %llu)\n", 1472bb16350dSlclee numsect, 1473*1237e847Slclee dev_capacity - 1); 14747c478bd9Sstevel@tonic-gate exit(1); 14757c478bd9Sstevel@tonic-gate } 14767c478bd9Sstevel@tonic-gate } 14777c478bd9Sstevel@tonic-gate 14787c478bd9Sstevel@tonic-gate /* Find unused entry for use and put entry in table */ 14797c478bd9Sstevel@tonic-gate if (insert_tbl(id, act, bhead, bsect, bcyl, ehead, esect, 14807c478bd9Sstevel@tonic-gate ecyl, rsect, numsect) < 0) { 14817c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 14827c478bd9Sstevel@tonic-gate "fdisk: Invalid entry could not be inserted:\n" 14837c478bd9Sstevel@tonic-gate " \"%s\"\n", 14847c478bd9Sstevel@tonic-gate file); 14857c478bd9Sstevel@tonic-gate exit(1); 14867c478bd9Sstevel@tonic-gate } 14877c478bd9Sstevel@tonic-gate 14887c478bd9Sstevel@tonic-gate /* Make sure new entry does not overlap existing entry */ 14897c478bd9Sstevel@tonic-gate if (verify_tbl() < 0) { 1490bb16350dSlclee (void) fprintf(stderr, 1491bb16350dSlclee "fdisk: Cannot create partition \"%s\"\n", file); 14927c478bd9Sstevel@tonic-gate exit(1); 14937c478bd9Sstevel@tonic-gate } 14947c478bd9Sstevel@tonic-gate } /* switch funct */ 14957c478bd9Sstevel@tonic-gate } 14967c478bd9Sstevel@tonic-gate 14977c478bd9Sstevel@tonic-gate /* 14987c478bd9Sstevel@tonic-gate * Set_Table_CHS_Values 14997c478bd9Sstevel@tonic-gate * 15007c478bd9Sstevel@tonic-gate * This will calculate the CHS values for beginning and ending CHS 15017c478bd9Sstevel@tonic-gate * for a single partition table entry (ti) based on the relsect 15027c478bd9Sstevel@tonic-gate * and numsect values contained in the partion table entry. 15037c478bd9Sstevel@tonic-gate * 15047c478bd9Sstevel@tonic-gate * hba_heads and hba_sectors contain the number of heads and sectors. 15057c478bd9Sstevel@tonic-gate * 15067c478bd9Sstevel@tonic-gate * If the number of cylinders exceeds the MAX_CYL, 15077c478bd9Sstevel@tonic-gate * then maximum values will be placed in the corresponding chs entry. 15087c478bd9Sstevel@tonic-gate */ 15097c478bd9Sstevel@tonic-gate static void 15107c478bd9Sstevel@tonic-gate Set_Table_CHS_Values(int ti) 15117c478bd9Sstevel@tonic-gate { 15127c478bd9Sstevel@tonic-gate uint32_t lba, cy, hd, sc; 15137c478bd9Sstevel@tonic-gate 15147c478bd9Sstevel@tonic-gate lba = (uint32_t)Table[ti].relsect; 15157c478bd9Sstevel@tonic-gate if (lba >= hba_heads * hba_sectors * MAX_CYL) { 15167c478bd9Sstevel@tonic-gate /* 15177c478bd9Sstevel@tonic-gate * the lba address cannot be expressed in CHS value 15187c478bd9Sstevel@tonic-gate * so store the maximum CHS field values in the CHS fields. 15197c478bd9Sstevel@tonic-gate */ 15207c478bd9Sstevel@tonic-gate cy = MAX_CYL + 1; 15217c478bd9Sstevel@tonic-gate hd = MAX_HEAD; 15227c478bd9Sstevel@tonic-gate sc = MAX_SECT; 15237c478bd9Sstevel@tonic-gate } else { 15247c478bd9Sstevel@tonic-gate cy = lba / hba_sectors / hba_heads; 15257c478bd9Sstevel@tonic-gate hd = lba / hba_sectors % hba_heads; 15267c478bd9Sstevel@tonic-gate sc = lba % hba_sectors + 1; 15277c478bd9Sstevel@tonic-gate } 15287c478bd9Sstevel@tonic-gate Table[ti].begcyl = cy & 0xff; 1529bb16350dSlclee Table[ti].beghead = (uchar_t)hd; 1530bb16350dSlclee Table[ti].begsect = (uchar_t)(((cy >> 2) & 0xc0) | sc); 15317c478bd9Sstevel@tonic-gate 15327c478bd9Sstevel@tonic-gate /* 15337c478bd9Sstevel@tonic-gate * This code is identical to the code above 15347c478bd9Sstevel@tonic-gate * except that it works on ending CHS values 15357c478bd9Sstevel@tonic-gate */ 15367c478bd9Sstevel@tonic-gate lba = (uint32_t)(Table[ti].relsect + Table[ti].numsect - 1); 15377c478bd9Sstevel@tonic-gate if (lba >= hba_heads * hba_sectors * MAX_CYL) { 15387c478bd9Sstevel@tonic-gate cy = MAX_CYL + 1; 15397c478bd9Sstevel@tonic-gate hd = MAX_HEAD; 15407c478bd9Sstevel@tonic-gate sc = MAX_SECT; 15417c478bd9Sstevel@tonic-gate } else { 15427c478bd9Sstevel@tonic-gate cy = lba / hba_sectors / hba_heads; 15437c478bd9Sstevel@tonic-gate hd = lba / hba_sectors % hba_heads; 15447c478bd9Sstevel@tonic-gate sc = lba % hba_sectors + 1; 15457c478bd9Sstevel@tonic-gate } 15467c478bd9Sstevel@tonic-gate Table[ti].endcyl = cy & 0xff; 1547bb16350dSlclee Table[ti].endhead = (uchar_t)hd; 1548bb16350dSlclee Table[ti].endsect = (uchar_t)(((cy >> 2) & 0xc0) | sc); 15497c478bd9Sstevel@tonic-gate } 15507c478bd9Sstevel@tonic-gate 15517c478bd9Sstevel@tonic-gate /* 15527c478bd9Sstevel@tonic-gate * insert_tbl 15537c478bd9Sstevel@tonic-gate * Insert entry into fdisk table. Check all user-supplied values 15547c478bd9Sstevel@tonic-gate * for the entry, but not the validity relative to other table 15557c478bd9Sstevel@tonic-gate * entries! 15567c478bd9Sstevel@tonic-gate */ 1557bb16350dSlclee static int 1558bb16350dSlclee insert_tbl( 1559bb16350dSlclee int id, int act, 1560bb16350dSlclee int bhead, int bsect, int bcyl, 1561bb16350dSlclee int ehead, int esect, int ecyl, 1562bb16350dSlclee int rsect, int numsect) 15637c478bd9Sstevel@tonic-gate { 15647c478bd9Sstevel@tonic-gate int i; 15657c478bd9Sstevel@tonic-gate 15667c478bd9Sstevel@tonic-gate /* validate partition size */ 1567*1237e847Slclee if (rsect + numsect > dev_capacity) { 1568bb16350dSlclee (void) fprintf(stderr, 15697c478bd9Sstevel@tonic-gate "fdisk: Partition table exceeds the size of the disk.\n"); 15707c478bd9Sstevel@tonic-gate return (-1); 15717c478bd9Sstevel@tonic-gate } 15727c478bd9Sstevel@tonic-gate 15737c478bd9Sstevel@tonic-gate /* find UNUSED partition table entry */ 15747c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 15757c478bd9Sstevel@tonic-gate if (Table[i].systid == UNUSED) { 15767c478bd9Sstevel@tonic-gate break; 15777c478bd9Sstevel@tonic-gate } 15787c478bd9Sstevel@tonic-gate } 15797c478bd9Sstevel@tonic-gate if (i >= FD_NUMPART) { 1580bb16350dSlclee (void) fprintf(stderr, "fdisk: Partition table is full.\n"); 15817c478bd9Sstevel@tonic-gate return (-1); 15827c478bd9Sstevel@tonic-gate } 15837c478bd9Sstevel@tonic-gate 15847c478bd9Sstevel@tonic-gate 1585bb16350dSlclee Table[i].systid = (uchar_t)id; 1586bb16350dSlclee Table[i].bootid = (uchar_t)act; 15877c478bd9Sstevel@tonic-gate Table[i].numsect = lel(numsect); 15887c478bd9Sstevel@tonic-gate Table[i].relsect = lel(rsect); 15897c478bd9Sstevel@tonic-gate 15907c478bd9Sstevel@tonic-gate /* 15917c478bd9Sstevel@tonic-gate * If we have been called with a valid geometry, use it 15927c478bd9Sstevel@tonic-gate * valid means non-zero values that fit in the BIOS fields 15937c478bd9Sstevel@tonic-gate */ 15947c478bd9Sstevel@tonic-gate if (0 < bsect && bsect <= MAX_SECT && 15957c478bd9Sstevel@tonic-gate 0 <= bhead && bhead <= MAX_HEAD && 15967c478bd9Sstevel@tonic-gate 0 < esect && esect <= MAX_SECT && 15977c478bd9Sstevel@tonic-gate 0 <= ehead && ehead <= MAX_HEAD) { 15987c478bd9Sstevel@tonic-gate if (bcyl > MAX_CYL) 15997c478bd9Sstevel@tonic-gate bcyl = MAX_CYL + 1; 16007c478bd9Sstevel@tonic-gate if (ecyl > MAX_CYL) 16017c478bd9Sstevel@tonic-gate ecyl = MAX_CYL + 1; 16027c478bd9Sstevel@tonic-gate Table[i].begcyl = bcyl & 0xff; 16037c478bd9Sstevel@tonic-gate Table[i].endcyl = ecyl & 0xff; 1604bb16350dSlclee Table[i].beghead = (uchar_t)bhead; 1605bb16350dSlclee Table[i].endhead = (uchar_t)ehead; 1606bb16350dSlclee Table[i].begsect = (uchar_t)(((bcyl >> 2) & 0xc0) | bsect); 16077c478bd9Sstevel@tonic-gate Table[i].endsect = ((ecyl >> 2) & 0xc0) | esect; 16087c478bd9Sstevel@tonic-gate } else { 16097c478bd9Sstevel@tonic-gate 16107c478bd9Sstevel@tonic-gate /* 16117c478bd9Sstevel@tonic-gate * The specified values are invalid, 16127c478bd9Sstevel@tonic-gate * so calculate the values based on hba_heads, hba_sectors 16137c478bd9Sstevel@tonic-gate */ 16147c478bd9Sstevel@tonic-gate Set_Table_CHS_Values(i); 16157c478bd9Sstevel@tonic-gate } 16167c478bd9Sstevel@tonic-gate 16177c478bd9Sstevel@tonic-gate /* 16187c478bd9Sstevel@tonic-gate * return partition index 16197c478bd9Sstevel@tonic-gate */ 16207c478bd9Sstevel@tonic-gate return (i); 16217c478bd9Sstevel@tonic-gate } 16227c478bd9Sstevel@tonic-gate 16237c478bd9Sstevel@tonic-gate /* 16247c478bd9Sstevel@tonic-gate * verify_tbl 16257c478bd9Sstevel@tonic-gate * Verify that no partition entries overlap or exceed the size of 16267c478bd9Sstevel@tonic-gate * the disk. 16277c478bd9Sstevel@tonic-gate */ 1628bb16350dSlclee static int 1629bb16350dSlclee verify_tbl(void) 16307c478bd9Sstevel@tonic-gate { 16317c478bd9Sstevel@tonic-gate int i, j, rsect, numsect; 16327c478bd9Sstevel@tonic-gate int noMoreParts = 0; 16337c478bd9Sstevel@tonic-gate int numParts = 0; 16347c478bd9Sstevel@tonic-gate 16357c478bd9Sstevel@tonic-gate /* Make sure new entry does not overlap an existing entry */ 1636bb16350dSlclee for (i = 0; i < FD_NUMPART - 1; i++) { 16377c478bd9Sstevel@tonic-gate if (Table[i].systid != UNUSED) { 16387c478bd9Sstevel@tonic-gate numParts++; 16397c478bd9Sstevel@tonic-gate /* 16407c478bd9Sstevel@tonic-gate * No valid partitions allowed after an UNUSED or 16417c478bd9Sstevel@tonic-gate * EFI_PMBR part 16427c478bd9Sstevel@tonic-gate */ 16437c478bd9Sstevel@tonic-gate if (noMoreParts) { 16447c478bd9Sstevel@tonic-gate return (-1); 16457c478bd9Sstevel@tonic-gate } 16467c478bd9Sstevel@tonic-gate 16477c478bd9Sstevel@tonic-gate /* 16487c478bd9Sstevel@tonic-gate * EFI_PMBR partitions must be the only partition 16497c478bd9Sstevel@tonic-gate * and must be Table entry 0 16507c478bd9Sstevel@tonic-gate */ 16517c478bd9Sstevel@tonic-gate if (Table[i].systid == EFI_PMBR) { 16527c478bd9Sstevel@tonic-gate if (i == 0) { 16537c478bd9Sstevel@tonic-gate noMoreParts = 1; 16547c478bd9Sstevel@tonic-gate } else { 16557c478bd9Sstevel@tonic-gate return (-1); 16567c478bd9Sstevel@tonic-gate } 16577c478bd9Sstevel@tonic-gate 16587c478bd9Sstevel@tonic-gate if (Table[i].relsect != 1) { 1659bb16350dSlclee (void) fprintf(stderr, "ERROR: " 16607c478bd9Sstevel@tonic-gate "Invalid starting sector " 16617c478bd9Sstevel@tonic-gate "for EFI_PMBR partition:\n" 16627c478bd9Sstevel@tonic-gate "relsect %d " 16637c478bd9Sstevel@tonic-gate "(should be 1)\n", 16647c478bd9Sstevel@tonic-gate Table[i].relsect); 16657c478bd9Sstevel@tonic-gate 16667c478bd9Sstevel@tonic-gate return (-1); 16677c478bd9Sstevel@tonic-gate } 16687c478bd9Sstevel@tonic-gate 1669*1237e847Slclee if (Table[i].numsect != dev_capacity - 1) { 1670bb16350dSlclee (void) fprintf(stderr, "ERROR: " 16717c478bd9Sstevel@tonic-gate "EFI_PMBR partition must " 16727c478bd9Sstevel@tonic-gate "encompass the entire " 1673bb16350dSlclee "disk.\n numsect %d - " 1674*1237e847Slclee "actual %llu\n", 16757c478bd9Sstevel@tonic-gate Table[i].numsect, 1676*1237e847Slclee dev_capacity - 1); 16777c478bd9Sstevel@tonic-gate 16787c478bd9Sstevel@tonic-gate return (-1); 16797c478bd9Sstevel@tonic-gate } 16807c478bd9Sstevel@tonic-gate } 16817c478bd9Sstevel@tonic-gate 16827c478bd9Sstevel@tonic-gate /* make sure the partition isn't larger than the disk */ 16837c478bd9Sstevel@tonic-gate rsect = lel(Table[i].relsect); 16847c478bd9Sstevel@tonic-gate numsect = lel(Table[i].numsect); 1685*1237e847Slclee if ((rsect + numsect) > dev_capacity) { 16867c478bd9Sstevel@tonic-gate return (-1); 16877c478bd9Sstevel@tonic-gate } 16887c478bd9Sstevel@tonic-gate 1689bb16350dSlclee for (j = i + 1; j < FD_NUMPART; j++) { 16907c478bd9Sstevel@tonic-gate if (Table[j].systid != UNUSED) { 16917c478bd9Sstevel@tonic-gate int t_relsect = lel(Table[j].relsect); 16927c478bd9Sstevel@tonic-gate int t_numsect = lel(Table[j].numsect); 16937c478bd9Sstevel@tonic-gate 16947c478bd9Sstevel@tonic-gate if (noMoreParts) { 1695bb16350dSlclee (void) fprintf(stderr, 16967c478bd9Sstevel@tonic-gate "Cannot add partition to " 16977c478bd9Sstevel@tonic-gate "table; no more partitions " 16987c478bd9Sstevel@tonic-gate "allowed\n"); 16997c478bd9Sstevel@tonic-gate 17007c478bd9Sstevel@tonic-gate if (io_debug) { 1701bb16350dSlclee (void) fprintf(stderr, 17027c478bd9Sstevel@tonic-gate "DEBUG: Current " 17037c478bd9Sstevel@tonic-gate "partition:\t" 17047c478bd9Sstevel@tonic-gate "%d:%d:%d:%d:%d:" 1705bb16350dSlclee "%d:%d:%d:%d:%d\n" 17067c478bd9Sstevel@tonic-gate " Next " 17077c478bd9Sstevel@tonic-gate "partition:\t\t" 17087c478bd9Sstevel@tonic-gate "%d:%d:%d:%d:%d:" 1709bb16350dSlclee "%d:%d:%d:%d:%d\n", 17107c478bd9Sstevel@tonic-gate Table[i].systid, 17117c478bd9Sstevel@tonic-gate Table[i].bootid, 17127c478bd9Sstevel@tonic-gate Table[i].begcyl, 17137c478bd9Sstevel@tonic-gate Table[i].beghead, 17147c478bd9Sstevel@tonic-gate Table[i].begsect, 17157c478bd9Sstevel@tonic-gate Table[i].endcyl, 17167c478bd9Sstevel@tonic-gate Table[i].endhead, 17177c478bd9Sstevel@tonic-gate Table[i].endsect, 17187c478bd9Sstevel@tonic-gate Table[i].relsect, 17197c478bd9Sstevel@tonic-gate Table[i].numsect, 17207c478bd9Sstevel@tonic-gate Table[j].systid, 17217c478bd9Sstevel@tonic-gate Table[j].bootid, 17227c478bd9Sstevel@tonic-gate Table[j].begcyl, 17237c478bd9Sstevel@tonic-gate Table[j].beghead, 17247c478bd9Sstevel@tonic-gate Table[j].begsect, 17257c478bd9Sstevel@tonic-gate Table[j].endcyl, 17267c478bd9Sstevel@tonic-gate Table[j].endhead, 17277c478bd9Sstevel@tonic-gate Table[j].endsect, 17287c478bd9Sstevel@tonic-gate Table[j].relsect, 17297c478bd9Sstevel@tonic-gate Table[j].numsect); 17307c478bd9Sstevel@tonic-gate } 17317c478bd9Sstevel@tonic-gate 17327c478bd9Sstevel@tonic-gate return (-1); 17337c478bd9Sstevel@tonic-gate } 17347c478bd9Sstevel@tonic-gate 17357c478bd9Sstevel@tonic-gate if ((rsect >= 17367c478bd9Sstevel@tonic-gate (t_relsect + t_numsect)) || 1737bb16350dSlclee ((rsect + numsect) <= t_relsect)) { 17387c478bd9Sstevel@tonic-gate continue; 17397c478bd9Sstevel@tonic-gate } else { 1740bb16350dSlclee (void) fprintf(stderr, "ERROR: " 17417c478bd9Sstevel@tonic-gate "current partition overlaps" 17427c478bd9Sstevel@tonic-gate " following partition\n"); 17437c478bd9Sstevel@tonic-gate 17447c478bd9Sstevel@tonic-gate return (-1); 17457c478bd9Sstevel@tonic-gate } 17467c478bd9Sstevel@tonic-gate } 17477c478bd9Sstevel@tonic-gate } 17487c478bd9Sstevel@tonic-gate } else { 17497c478bd9Sstevel@tonic-gate noMoreParts = 1; 17507c478bd9Sstevel@tonic-gate } 17517c478bd9Sstevel@tonic-gate } 17527c478bd9Sstevel@tonic-gate if (Table[i].systid != UNUSED) { 17537c478bd9Sstevel@tonic-gate if (noMoreParts || 17547c478bd9Sstevel@tonic-gate ((lel(Table[i].relsect) + lel(Table[i].numsect)) > 1755*1237e847Slclee dev_capacity)) { 17567c478bd9Sstevel@tonic-gate return (-1); 17577c478bd9Sstevel@tonic-gate } 17587c478bd9Sstevel@tonic-gate } 17597c478bd9Sstevel@tonic-gate 17607c478bd9Sstevel@tonic-gate return (numParts); 17617c478bd9Sstevel@tonic-gate } 17627c478bd9Sstevel@tonic-gate 17637c478bd9Sstevel@tonic-gate /* 17647c478bd9Sstevel@tonic-gate * pars_fdisk 17657c478bd9Sstevel@tonic-gate * Parse user-supplied data to set up fdisk partitions 17667c478bd9Sstevel@tonic-gate * (-A, -D, -F). 17677c478bd9Sstevel@tonic-gate */ 1768bb16350dSlclee static int 1769bb16350dSlclee pars_fdisk( 1770bb16350dSlclee char *line, 1771bb16350dSlclee int *id, int *act, 1772bb16350dSlclee int *bhead, int *bsect, int *bcyl, 1773bb16350dSlclee int *ehead, int *esect, int *ecyl, 1774bb16350dSlclee int *rsect, int *numsect) 17757c478bd9Sstevel@tonic-gate { 17767c478bd9Sstevel@tonic-gate int i; 17777c478bd9Sstevel@tonic-gate if (line[0] == '\0' || line[0] == '\n' || line[0] == '*') 1778*1237e847Slclee return (1); 17797c478bd9Sstevel@tonic-gate line[strlen(line)] = '\0'; 17807c478bd9Sstevel@tonic-gate for (i = 0; i < strlen(line); i++) { 17817c478bd9Sstevel@tonic-gate if (line[i] == '\0') { 17827c478bd9Sstevel@tonic-gate break; 17837c478bd9Sstevel@tonic-gate } else if (line[i] == ':') { 17847c478bd9Sstevel@tonic-gate line[i] = ' '; 17857c478bd9Sstevel@tonic-gate } 17867c478bd9Sstevel@tonic-gate } 1787bb16350dSlclee if (sscanf(line, "%d %d %d %d %d %d %d %d %d %d", 17887c478bd9Sstevel@tonic-gate id, act, bhead, bsect, bcyl, ehead, esect, ecyl, 17897c478bd9Sstevel@tonic-gate rsect, numsect) != 10) { 17907c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "Syntax error:\n \"%s\".\n", line); 17917c478bd9Sstevel@tonic-gate exit(1); 17927c478bd9Sstevel@tonic-gate } 17937c478bd9Sstevel@tonic-gate return (0); 17947c478bd9Sstevel@tonic-gate } 17957c478bd9Sstevel@tonic-gate 17967c478bd9Sstevel@tonic-gate /* 17977c478bd9Sstevel@tonic-gate * validate_part 17987c478bd9Sstevel@tonic-gate * Validate that a new partition does not start at sector 0. Only UNUSED 17997c478bd9Sstevel@tonic-gate * partitions and previously existing partitions are allowed to start at 0. 18007c478bd9Sstevel@tonic-gate */ 1801bb16350dSlclee static int 1802bb16350dSlclee validate_part(int id, int rsect, int numsect) 18037c478bd9Sstevel@tonic-gate { 18047c478bd9Sstevel@tonic-gate int i; 18057c478bd9Sstevel@tonic-gate if ((id != UNUSED) && (rsect == 0)) { 18067c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 18077c478bd9Sstevel@tonic-gate if ((Old_Table[i].systid == id) && 18087c478bd9Sstevel@tonic-gate (Old_Table[i].relsect == lel(rsect)) && 1809*1237e847Slclee (Old_Table[i].numsect == lel(numsect))) 1810*1237e847Slclee return (0); 18117c478bd9Sstevel@tonic-gate } 1812bb16350dSlclee (void) fprintf(stderr, 1813bb16350dSlclee "New partition cannot start at sector 0\n"); 18147c478bd9Sstevel@tonic-gate return (-1); 18157c478bd9Sstevel@tonic-gate } 18167c478bd9Sstevel@tonic-gate return (0); 18177c478bd9Sstevel@tonic-gate } 18187c478bd9Sstevel@tonic-gate 18197c478bd9Sstevel@tonic-gate /* 18207c478bd9Sstevel@tonic-gate * stage0 18217c478bd9Sstevel@tonic-gate * Print out interactive menu and process user input. 18227c478bd9Sstevel@tonic-gate */ 1823bb16350dSlclee static void 1824bb16350dSlclee stage0(void) 18257c478bd9Sstevel@tonic-gate { 1826bb16350dSlclee dispmenu(); 1827bb16350dSlclee for (;;) { 1828bb16350dSlclee (void) printf(Q_LINE); 1829bb16350dSlclee (void) printf("Enter Selection: "); 1830bb16350dSlclee (void) gets(s); 18317c478bd9Sstevel@tonic-gate rm_blanks(s); 18327c478bd9Sstevel@tonic-gate while (!((s[0] > '0') && (s[0] < '7') && (s[1] == 0))) { 1833bb16350dSlclee (void) printf(E_LINE); /* Clear any previous error */ 1834bb16350dSlclee (void) printf( 1835bb16350dSlclee "Enter a one-digit number between 1 and 6."); 1836bb16350dSlclee (void) printf(Q_LINE); 1837bb16350dSlclee (void) printf("Enter Selection: "); 1838bb16350dSlclee (void) gets(s); 18397c478bd9Sstevel@tonic-gate rm_blanks(s); 18407c478bd9Sstevel@tonic-gate } 1841bb16350dSlclee (void) printf(E_LINE); 18427c478bd9Sstevel@tonic-gate switch (s[0]) { 18437c478bd9Sstevel@tonic-gate case '1': 18447c478bd9Sstevel@tonic-gate if (pcreate() == -1) 18457c478bd9Sstevel@tonic-gate return; 18467c478bd9Sstevel@tonic-gate break; 18477c478bd9Sstevel@tonic-gate case '2': 18487c478bd9Sstevel@tonic-gate if (pchange() == -1) 18497c478bd9Sstevel@tonic-gate return; 18507c478bd9Sstevel@tonic-gate break; 18517c478bd9Sstevel@tonic-gate case '3': 18527c478bd9Sstevel@tonic-gate if (pdelete() == -1) 18537c478bd9Sstevel@tonic-gate return; 18547c478bd9Sstevel@tonic-gate break; 18557c478bd9Sstevel@tonic-gate case '4': 18567c478bd9Sstevel@tonic-gate if (ppartid() == -1) 18577c478bd9Sstevel@tonic-gate return; 18587c478bd9Sstevel@tonic-gate break; 18597c478bd9Sstevel@tonic-gate case '5': 18607c478bd9Sstevel@tonic-gate /* update disk partition table, if changed */ 18617c478bd9Sstevel@tonic-gate if (TableChanged() == 1) { 18627c478bd9Sstevel@tonic-gate copy_Table_to_Bootblk(); 18637c478bd9Sstevel@tonic-gate dev_mboot_write(0, Bootsect, sectsiz); 18647c478bd9Sstevel@tonic-gate } 18657c478bd9Sstevel@tonic-gate /* 18667c478bd9Sstevel@tonic-gate * If the VTOC table is wrong fix it 18677c478bd9Sstevel@tonic-gate * (truncate only) 18687c478bd9Sstevel@tonic-gate */ 18697c478bd9Sstevel@tonic-gate if (io_adjt) { 18707c478bd9Sstevel@tonic-gate fix_slice(); 18717c478bd9Sstevel@tonic-gate } 1872bb16350dSlclee (void) close(Dev); 18737c478bd9Sstevel@tonic-gate exit(0); 1874bb16350dSlclee /* FALLTHRU */ 18757c478bd9Sstevel@tonic-gate case '6': 18767c478bd9Sstevel@tonic-gate /* 18777c478bd9Sstevel@tonic-gate * If the VTOC table is wrong fix it 18787c478bd9Sstevel@tonic-gate * (truncate only) 18797c478bd9Sstevel@tonic-gate */ 18807c478bd9Sstevel@tonic-gate if (io_adjt) { 18817c478bd9Sstevel@tonic-gate fix_slice(); 18827c478bd9Sstevel@tonic-gate } 1883bb16350dSlclee (void) close(Dev); 18847c478bd9Sstevel@tonic-gate exit(0); 1885bb16350dSlclee /* FALLTHRU */ 18867c478bd9Sstevel@tonic-gate default: 18877c478bd9Sstevel@tonic-gate break; 18887c478bd9Sstevel@tonic-gate } 18897c478bd9Sstevel@tonic-gate copy_Table_to_Bootblk(); 18907c478bd9Sstevel@tonic-gate disptbl(); 1891bb16350dSlclee dispmenu(); 18927c478bd9Sstevel@tonic-gate } 18937c478bd9Sstevel@tonic-gate } 18947c478bd9Sstevel@tonic-gate 18957c478bd9Sstevel@tonic-gate /* 18967c478bd9Sstevel@tonic-gate * pcreate 18977c478bd9Sstevel@tonic-gate * Create partition entry in the table (interactive mode). 18987c478bd9Sstevel@tonic-gate */ 1899bb16350dSlclee static int 1900bb16350dSlclee pcreate(void) 19017c478bd9Sstevel@tonic-gate { 1902bb16350dSlclee uchar_t tsystid = 'z'; 19037c478bd9Sstevel@tonic-gate int i, j; 19047c478bd9Sstevel@tonic-gate int rsect = 1; 19057c478bd9Sstevel@tonic-gate int retCode = 0; 19067c478bd9Sstevel@tonic-gate 19077c478bd9Sstevel@tonic-gate i = 0; 1908bb16350dSlclee for (;;) { 19097c478bd9Sstevel@tonic-gate if (i == FD_NUMPART) { 1910bb16350dSlclee (void) printf(E_LINE); 1911bb16350dSlclee (void) printf( 1912bb16350dSlclee "The partition table is full!\n" 1913bb16350dSlclee "You must delete a partition before creating" 19147c478bd9Sstevel@tonic-gate " a new one.\n"); 19157c478bd9Sstevel@tonic-gate return (-1); 19167c478bd9Sstevel@tonic-gate } 19177c478bd9Sstevel@tonic-gate if (Table[i].systid == UNUSED) { 19187c478bd9Sstevel@tonic-gate break; 19197c478bd9Sstevel@tonic-gate } 19207c478bd9Sstevel@tonic-gate i++; 19217c478bd9Sstevel@tonic-gate } 19227c478bd9Sstevel@tonic-gate 19237c478bd9Sstevel@tonic-gate j = 0; 19247c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 19257c478bd9Sstevel@tonic-gate if (Table[i].systid != UNUSED) { 19267c478bd9Sstevel@tonic-gate j += lel(Table[i].numsect); 19277c478bd9Sstevel@tonic-gate } 1928*1237e847Slclee if (j >= chs_capacity) { 1929bb16350dSlclee (void) printf(E_LINE); 1930bb16350dSlclee (void) printf("There is no more room on the disk for" 19317c478bd9Sstevel@tonic-gate " another partition.\n"); 1932bb16350dSlclee (void) printf( 1933bb16350dSlclee "You must delete a partition before creating" 19347c478bd9Sstevel@tonic-gate " a new one.\n"); 19357c478bd9Sstevel@tonic-gate return (-1); 19367c478bd9Sstevel@tonic-gate } 19377c478bd9Sstevel@tonic-gate } 19387c478bd9Sstevel@tonic-gate while (tsystid == 'z') { 1939bb16350dSlclee (void) printf(Q_LINE); 1940bb16350dSlclee (void) printf( 1941bb16350dSlclee "Select the partition type to create:\n" 1942bb16350dSlclee " 1=SOLARIS2 2=UNIX 3=PCIXOS 4=Other\n" 1943bb16350dSlclee " 5=DOS12 6=DOS16 7=DOSEXT 8=DOSBIG\n" 1944bb16350dSlclee " 9=DOS16LBA A=x86 Boot B=Diagnostic C=FAT32\n" 1945bb16350dSlclee " D=FAT32LBA E=DOSEXTLBA F=EFI 0=Exit? "); 1946bb16350dSlclee (void) gets(s); 19477c478bd9Sstevel@tonic-gate rm_blanks(s); 19487c478bd9Sstevel@tonic-gate if (s[1] != 0) { 1949bb16350dSlclee (void) printf(E_LINE); 1950bb16350dSlclee (void) printf("Invalid selection, try again."); 19517c478bd9Sstevel@tonic-gate continue; 19527c478bd9Sstevel@tonic-gate } 19537c478bd9Sstevel@tonic-gate switch (s[0]) { 19547c478bd9Sstevel@tonic-gate case '0': /* exit */ 1955*1237e847Slclee (void) printf(E_LINE); 1956*1237e847Slclee return (-1); 19577c478bd9Sstevel@tonic-gate case '1': /* Solaris partition */ 1958*1237e847Slclee tsystid = SUNIXOS2; 1959*1237e847Slclee break; 19607c478bd9Sstevel@tonic-gate case '2': /* UNIX partition */ 1961*1237e847Slclee tsystid = UNIXOS; 1962*1237e847Slclee break; 19637c478bd9Sstevel@tonic-gate case '3': /* PCIXOS partition */ 1964*1237e847Slclee tsystid = PCIXOS; 1965*1237e847Slclee break; 19667c478bd9Sstevel@tonic-gate case '4': /* OTHEROS System partition */ 1967*1237e847Slclee tsystid = OTHEROS; 1968*1237e847Slclee break; 19697c478bd9Sstevel@tonic-gate case '5': 1970*1237e847Slclee tsystid = DOSOS12; /* DOS 12 bit fat */ 1971*1237e847Slclee break; 19727c478bd9Sstevel@tonic-gate case '6': 1973*1237e847Slclee tsystid = DOSOS16; /* DOS 16 bit fat */ 1974*1237e847Slclee break; 19757c478bd9Sstevel@tonic-gate case '7': 1976*1237e847Slclee tsystid = EXTDOS; 1977*1237e847Slclee break; 19787c478bd9Sstevel@tonic-gate case '8': 1979*1237e847Slclee tsystid = DOSHUGE; 1980*1237e847Slclee break; 19817c478bd9Sstevel@tonic-gate case '9': 1982*1237e847Slclee tsystid = FDISK_FAT95; /* FAT16, need extended int13 */ 1983*1237e847Slclee break; 19847c478bd9Sstevel@tonic-gate case 'a': /* x86 Boot partition */ 19857c478bd9Sstevel@tonic-gate case 'A': 1986*1237e847Slclee tsystid = X86BOOT; 1987*1237e847Slclee break; 19887c478bd9Sstevel@tonic-gate case 'b': /* Diagnostic boot partition */ 19897c478bd9Sstevel@tonic-gate case 'B': 1990*1237e847Slclee tsystid = DIAGPART; 1991*1237e847Slclee break; 19927c478bd9Sstevel@tonic-gate case 'c': /* FAT32 */ 19937c478bd9Sstevel@tonic-gate case 'C': 1994*1237e847Slclee tsystid = FDISK_WINDOWS; 1995*1237e847Slclee break; 19967c478bd9Sstevel@tonic-gate case 'd': /* FAT32 and need extended int13 */ 19977c478bd9Sstevel@tonic-gate case 'D': 1998*1237e847Slclee tsystid = FDISK_EXT_WIN; 1999*1237e847Slclee break; 20007c478bd9Sstevel@tonic-gate case 'e': /* Extended partition, need extended int13 */ 20017c478bd9Sstevel@tonic-gate case 'E': 2002*1237e847Slclee tsystid = FDISK_EXTLBA; 2003*1237e847Slclee break; 20047c478bd9Sstevel@tonic-gate case 'f': 20057c478bd9Sstevel@tonic-gate case 'F': 2006*1237e847Slclee tsystid = EFI_PMBR; 2007*1237e847Slclee break; 20087c478bd9Sstevel@tonic-gate default: 2009*1237e847Slclee (void) printf(E_LINE); 2010*1237e847Slclee (void) printf("Invalid selection, try again."); 2011*1237e847Slclee continue; 20127c478bd9Sstevel@tonic-gate } 20137c478bd9Sstevel@tonic-gate } 20147c478bd9Sstevel@tonic-gate 2015bb16350dSlclee (void) printf(E_LINE); 20167c478bd9Sstevel@tonic-gate 20177c478bd9Sstevel@tonic-gate if (tsystid != EFI_PMBR) { 20187c478bd9Sstevel@tonic-gate /* create the new partition */ 20197c478bd9Sstevel@tonic-gate i = specify(tsystid); 20207c478bd9Sstevel@tonic-gate 20217c478bd9Sstevel@tonic-gate if (i != -1) { 20227c478bd9Sstevel@tonic-gate /* see if it should be the active partition */ 2023bb16350dSlclee (void) printf(E_LINE); 2024bb16350dSlclee (void) printf(Q_LINE); 20257c478bd9Sstevel@tonic-gate 2026bb16350dSlclee (void) printf( 2027bb16350dSlclee "Should this become the active partition? If " 2028bb16350dSlclee "yes, it will be activated\n" 2029bb16350dSlclee "each time the computer is reset or turned on.\n" 2030bb16350dSlclee "Please type \"y\" or \"n\". "); 20317c478bd9Sstevel@tonic-gate 20327c478bd9Sstevel@tonic-gate if (yesno()) { 2033bb16350dSlclee (void) printf(E_LINE); 20347c478bd9Sstevel@tonic-gate for (j = 0; j < FD_NUMPART; j++) { 20357c478bd9Sstevel@tonic-gate if (j == i) { 20367c478bd9Sstevel@tonic-gate Table[j].bootid = ACTIVE; 2037bb16350dSlclee (void) printf(E_LINE); 2038bb16350dSlclee (void) printf( 2039bb16350dSlclee "Partition %d is now " 20407c478bd9Sstevel@tonic-gate "the active partition.", 2041bb16350dSlclee j + 1); 20427c478bd9Sstevel@tonic-gate } else { 20437c478bd9Sstevel@tonic-gate Table[j].bootid = 0; 20447c478bd9Sstevel@tonic-gate } 20457c478bd9Sstevel@tonic-gate } 20467c478bd9Sstevel@tonic-gate } else { 20477c478bd9Sstevel@tonic-gate Table[i].bootid = 0; 20487c478bd9Sstevel@tonic-gate } 20497c478bd9Sstevel@tonic-gate 20507c478bd9Sstevel@tonic-gate /* set up the return code */ 20517c478bd9Sstevel@tonic-gate i = 1; 20527c478bd9Sstevel@tonic-gate } 20537c478bd9Sstevel@tonic-gate } else { 20547c478bd9Sstevel@tonic-gate /* 20557c478bd9Sstevel@tonic-gate * partitions of type EFI_PMBR must be the only partitions in 20567c478bd9Sstevel@tonic-gate * the table 20577c478bd9Sstevel@tonic-gate * 20587c478bd9Sstevel@tonic-gate * First, make sure there were no errors the table is 20597c478bd9Sstevel@tonic-gate * empty 20607c478bd9Sstevel@tonic-gate */ 20617c478bd9Sstevel@tonic-gate retCode = verify_tbl(); 20627c478bd9Sstevel@tonic-gate 20637c478bd9Sstevel@tonic-gate if (retCode < 0) { 2064bb16350dSlclee (void) fprintf(stderr, 20657c478bd9Sstevel@tonic-gate "fdisk: Cannot create EFI partition table; \n" 20667c478bd9Sstevel@tonic-gate "current partition table is invalid.\n"); 20677c478bd9Sstevel@tonic-gate return (-1); 20687c478bd9Sstevel@tonic-gate } else if (retCode > 0) { 2069bb16350dSlclee (void) printf( 2070bb16350dSlclee "An EFI partition must be the only partition on " 2071bb16350dSlclee "disk. You may manually delete existing\n" 2072bb16350dSlclee "partitions, or fdisk can do it.\n" 2073bb16350dSlclee "Do you want fdisk to destroy existing " 2074bb16350dSlclee "partitions?\n" 2075bb16350dSlclee "Please type \"y\" or \"n\". "); 20767c478bd9Sstevel@tonic-gate 20777c478bd9Sstevel@tonic-gate if (yesno()) { 20787c478bd9Sstevel@tonic-gate nulltbl(); 20797c478bd9Sstevel@tonic-gate } else { 20807c478bd9Sstevel@tonic-gate return (-1); 20817c478bd9Sstevel@tonic-gate } 20827c478bd9Sstevel@tonic-gate } 20837c478bd9Sstevel@tonic-gate 20847c478bd9Sstevel@tonic-gate /* create the table entry - i should be 0 */ 20857c478bd9Sstevel@tonic-gate i = insert_tbl(tsystid, 0, 0, 0, 0, 0, 0, 0, rsect, 2086*1237e847Slclee dev_capacity - rsect); 20877c478bd9Sstevel@tonic-gate 20887c478bd9Sstevel@tonic-gate if (i != 0) { 2089bb16350dSlclee (void) printf("Error creating EFI partition!!!\n"); 20907c478bd9Sstevel@tonic-gate i = -1; 20917c478bd9Sstevel@tonic-gate } else { 20927c478bd9Sstevel@tonic-gate 20937c478bd9Sstevel@tonic-gate /* EFI partitions are currently never active */ 20947c478bd9Sstevel@tonic-gate Table[i].bootid = 0; 20957c478bd9Sstevel@tonic-gate 20967c478bd9Sstevel@tonic-gate /* set up the return code */ 20977c478bd9Sstevel@tonic-gate i = 1; 20987c478bd9Sstevel@tonic-gate } 20997c478bd9Sstevel@tonic-gate } 21007c478bd9Sstevel@tonic-gate 21017c478bd9Sstevel@tonic-gate return (i); 21027c478bd9Sstevel@tonic-gate } 21037c478bd9Sstevel@tonic-gate 21047c478bd9Sstevel@tonic-gate /* 21057c478bd9Sstevel@tonic-gate * specify 21067c478bd9Sstevel@tonic-gate * Query the user to specify the size of the new partition in 21077c478bd9Sstevel@tonic-gate * terms of percentage of the disk or by specifying the starting 21087c478bd9Sstevel@tonic-gate * cylinder and length in cylinders. 21097c478bd9Sstevel@tonic-gate */ 2110bb16350dSlclee static int 2111bb16350dSlclee specify(uchar_t tsystid) 21127c478bd9Sstevel@tonic-gate { 2113*1237e847Slclee int i, j, percent = -1; 21147c478bd9Sstevel@tonic-gate int cyl, cylen, first_free, size_free; 2115*1237e847Slclee int max_free; 2116*1237e847Slclee int cyl_size; 21177c478bd9Sstevel@tonic-gate struct ipart *partition[FD_NUMPART]; 21187c478bd9Sstevel@tonic-gate 2119*1237e847Slclee cyl_size = heads * sectors; 2120*1237e847Slclee 2121*1237e847Slclee /* 2122*1237e847Slclee * make a local copy of the partition table 2123*1237e847Slclee * and sort it into relsect order 2124*1237e847Slclee */ 2125*1237e847Slclee for (i = 0; i < FD_NUMPART; i++) 2126*1237e847Slclee partition[i] = &Table[i]; 2127*1237e847Slclee 2128*1237e847Slclee for (i = 0; i < FD_NUMPART - 1; i++) { 2129*1237e847Slclee if (partition[i]->systid == UNUSED) 2130*1237e847Slclee break; 2131*1237e847Slclee for (j = i + 1; j < FD_NUMPART; j++) { 2132*1237e847Slclee if (partition[j]->systid == UNUSED) 2133*1237e847Slclee break; 2134*1237e847Slclee if (lel(partition[j]->relsect) < 2135*1237e847Slclee lel(partition[i]->relsect)) { 2136*1237e847Slclee struct ipart *temp = partition[i]; 2137*1237e847Slclee partition[i] = partition[j]; 2138*1237e847Slclee partition[j] = temp; 2139*1237e847Slclee } 2140*1237e847Slclee } 2141*1237e847Slclee } 2142*1237e847Slclee 2143bb16350dSlclee (void) printf(Q_LINE); 2144bb16350dSlclee (void) printf( 2145bb16350dSlclee "Specify the percentage of disk to use for this partition\n" 2146bb16350dSlclee "(or type \"c\" to specify the size in cylinders). "); 2147bb16350dSlclee (void) gets(s); 21487c478bd9Sstevel@tonic-gate rm_blanks(s); 21497c478bd9Sstevel@tonic-gate if (s[0] != 'c') { /* Specify size in percentage of disk */ 2150*1237e847Slclee i = 0; 2151*1237e847Slclee while (s[i] != '\0') { 2152*1237e847Slclee if (s[i] < '0' || s[i] > '9') { 2153*1237e847Slclee (void) printf(E_LINE); 2154*1237e847Slclee (void) printf("Invalid percentage value " 2155*1237e847Slclee "specified; retry the operation."); 2156*1237e847Slclee return (-1); 2157*1237e847Slclee } 2158*1237e847Slclee i++; 2159*1237e847Slclee if (i > 3) { 2160*1237e847Slclee (void) printf(E_LINE); 2161*1237e847Slclee (void) printf("Invalid percentage value " 2162*1237e847Slclee "specified; retry the operation."); 2163*1237e847Slclee return (-1); 2164*1237e847Slclee } 21657c478bd9Sstevel@tonic-gate } 2166*1237e847Slclee if ((percent = atoi(s)) > 100) { 2167*1237e847Slclee (void) printf(E_LINE); 2168*1237e847Slclee (void) printf( 2169*1237e847Slclee "Percentage value is too large. The value must be" 2170*1237e847Slclee " between 1 and 100;\nretry the operation.\n"); 2171*1237e847Slclee return (-1); 2172*1237e847Slclee } 2173*1237e847Slclee if (percent < 1) { 2174*1237e847Slclee (void) printf(E_LINE); 2175*1237e847Slclee (void) printf( 2176*1237e847Slclee "Percentage value is too small. The value must be" 2177*1237e847Slclee " between 1 and 100;\nretry the operation.\n"); 2178*1237e847Slclee return (-1); 2179*1237e847Slclee } 2180*1237e847Slclee 2181*1237e847Slclee 2182*1237e847Slclee if (percent == 100) 2183*1237e847Slclee cylen = Numcyl - 1; 2184*1237e847Slclee else 2185*1237e847Slclee cylen = (Numcyl * percent) / 100; 2186*1237e847Slclee 2187*1237e847Slclee /* Verify DOS12 partition doesn't exceed max size of 32MB. */ 2188*1237e847Slclee if ((tsystid == DOSOS12) && 2189*1237e847Slclee ((long)((long)cylen * cyl_size) > MAXDOS)) { 2190*1237e847Slclee int n; 2191*1237e847Slclee n = MAXDOS * 100 / (int)(cyl_size) / Numcyl; 2192*1237e847Slclee (void) printf(E_LINE); 2193*1237e847Slclee (void) printf("Maximum size for a DOS partition " 2194*1237e847Slclee "is %d%%; retry the operation.", 2195*1237e847Slclee n <= 100 ? n : 100); 2196*1237e847Slclee return (-1); 2197*1237e847Slclee } 2198*1237e847Slclee 2199*1237e847Slclee 2200*1237e847Slclee max_free = 0; 2201*1237e847Slclee for (i = 0; i < FD_NUMPART; i++) { 2202*1237e847Slclee 2203*1237e847Slclee /* 2204*1237e847Slclee * check for free space before partition i 2205*1237e847Slclee * where i varies from 0 to 3 2206*1237e847Slclee * 2207*1237e847Slclee * freespace after partition 3 is unusable 2208*1237e847Slclee * because there are no free partitions 2209*1237e847Slclee * 2210*1237e847Slclee * freespace begins at the end of previous partition 2211*1237e847Slclee * or cylinder 1 2212*1237e847Slclee */ 2213*1237e847Slclee if (i) { 2214*1237e847Slclee /* Not an empty table */ 2215*1237e847Slclee first_free = lel(partition[i - 1]->relsect) + 2216*1237e847Slclee lel(partition[i - 1]->numsect); 2217*1237e847Slclee } else { 2218*1237e847Slclee first_free = cyl_size; 2219*1237e847Slclee } 2220*1237e847Slclee 2221*1237e847Slclee /* 2222*1237e847Slclee * freespace ends before the current partition 2223*1237e847Slclee * or the end of the disk (chs end) 2224*1237e847Slclee */ 2225*1237e847Slclee if (partition[i]->systid == UNUSED) { 2226*1237e847Slclee size_free = chs_capacity - first_free; 2227*1237e847Slclee } else { 2228*1237e847Slclee size_free = 2229*1237e847Slclee lel(partition[i]->relsect) - first_free; 2230*1237e847Slclee } 2231*1237e847Slclee 2232*1237e847Slclee /* save largest free space */ 2233*1237e847Slclee if (max_free < size_free) 2234*1237e847Slclee max_free = size_free; 2235*1237e847Slclee 2236*1237e847Slclee if ((cylen * cyl_size) <= size_free) { 2237*1237e847Slclee /* We found a place to use */ 2238*1237e847Slclee break; 2239*1237e847Slclee } 2240*1237e847Slclee if (partition[i]->systid == UNUSED) { 2241*1237e847Slclee (void) printf(E_LINE); 2242*1237e847Slclee max_free /= (cyl_size); 2243*1237e847Slclee (void) fprintf(stderr, "fdisk: " 2244*1237e847Slclee "Maximum percentage available is %d\n", 2245*1237e847Slclee 100 * max_free / Numcyl); 2246*1237e847Slclee return (-1); 2247*1237e847Slclee } 2248*1237e847Slclee } 2249*1237e847Slclee 2250bb16350dSlclee (void) printf(E_LINE); 2251*1237e847Slclee if (i >= FD_NUMPART) { 2252*1237e847Slclee (void) fprintf(stderr, 2253*1237e847Slclee "fdisk: Partition table is full.\n"); 2254*1237e847Slclee return (-1); 2255*1237e847Slclee } 2256*1237e847Slclee 2257*1237e847Slclee if ((i = insert_tbl(tsystid, 0, 0, 0, 0, 0, 0, 0, 2258*1237e847Slclee first_free, cylen * cyl_size)) >= 0) { 2259*1237e847Slclee return (i); 2260*1237e847Slclee } 22617c478bd9Sstevel@tonic-gate return (-1); 2262*1237e847Slclee } else { 22637c478bd9Sstevel@tonic-gate 2264*1237e847Slclee /* Specifying size in cylinders */ 2265bb16350dSlclee (void) printf(E_LINE); 2266*1237e847Slclee (void) printf(Q_LINE); 2267*1237e847Slclee (void) printf("Enter starting cylinder number: "); 2268*1237e847Slclee if ((cyl = getcyl()) == -1) { 2269*1237e847Slclee (void) printf(E_LINE); 2270*1237e847Slclee (void) printf("Invalid number; retry the operation."); 2271*1237e847Slclee return (-1); 2272*1237e847Slclee } 2273*1237e847Slclee if (cyl == 0) { 2274*1237e847Slclee (void) printf(E_LINE); 2275*1237e847Slclee (void) printf( 2276*1237e847Slclee "New partition cannot start at cylinder 0.\n"); 2277*1237e847Slclee return (-1); 2278*1237e847Slclee } 2279*1237e847Slclee if (cyl >= (unsigned int)Numcyl) { 2280*1237e847Slclee (void) printf(E_LINE); 2281*1237e847Slclee (void) printf( 2282*1237e847Slclee "Cylinder %d is out of bounds, " 2283*1237e847Slclee "the maximum is %d.\n", 2284*1237e847Slclee cyl, Numcyl - 1); 2285*1237e847Slclee return (-1); 2286*1237e847Slclee } 2287*1237e847Slclee (void) printf(Q_LINE); 2288*1237e847Slclee (void) printf("Enter partition size in cylinders: "); 2289*1237e847Slclee if ((cylen = getcyl()) == -1) { 2290*1237e847Slclee (void) printf(E_LINE); 2291*1237e847Slclee (void) printf("Invalid number, retry the operation."); 2292*1237e847Slclee return (-1); 2293*1237e847Slclee } 2294*1237e847Slclee 2295*1237e847Slclee for (i = 0; i < FD_NUMPART; i++) { 2296*1237e847Slclee uint32_t t_relsect, t_numsect; 2297*1237e847Slclee 2298*1237e847Slclee if (partition[i]->systid == UNUSED) 2299*1237e847Slclee break; 2300*1237e847Slclee t_relsect = lel(partition[i]->relsect); 2301*1237e847Slclee t_numsect = lel(partition[i]->numsect); 2302*1237e847Slclee 2303*1237e847Slclee if (cyl * cyl_size >= t_relsect && 2304*1237e847Slclee cyl * cyl_size < t_relsect + t_numsect) { 2305*1237e847Slclee (void) printf(E_LINE); 2306*1237e847Slclee (void) printf( 2307*1237e847Slclee "Cylinder %d is already allocated" 2308*1237e847Slclee "\nretry the operation.", 2309*1237e847Slclee cyl); 2310*1237e847Slclee return (-1); 2311*1237e847Slclee } 2312*1237e847Slclee 2313*1237e847Slclee if (cyl * cyl_size < t_relsect && 2314*1237e847Slclee (cyl + cylen - 1) * cyl_size > t_relsect) { 2315*1237e847Slclee (void) printf(E_LINE); 2316*1237e847Slclee (void) printf( 2317*1237e847Slclee "Maximum size for partition is %u cylinders" 2318*1237e847Slclee "\nretry the operation.", 2319*1237e847Slclee (t_relsect - cyl * cyl_size) / cyl_size); 2320*1237e847Slclee return (-1); 2321*1237e847Slclee } 2322*1237e847Slclee } 23237c478bd9Sstevel@tonic-gate 2324*1237e847Slclee /* Verify partition doesn't exceed disk size */ 2325*1237e847Slclee if (cyl + cylen > Numcyl) { 2326*1237e847Slclee (void) printf(E_LINE); 2327*1237e847Slclee (void) printf( 2328*1237e847Slclee "Maximum size for partition is %d cylinders;" 2329*1237e847Slclee "\nretry the operation.", 2330*1237e847Slclee Numcyl - cyl); 2331*1237e847Slclee return (-1); 2332*1237e847Slclee } 2333*1237e847Slclee 2334*1237e847Slclee /* Verify DOS12 partition doesn't exceed max size of 32MB. */ 2335*1237e847Slclee if ((tsystid == DOSOS12) && 2336*1237e847Slclee ((long)((long)cylen * cyl_size) > MAXDOS)) { 2337*1237e847Slclee (void) printf(E_LINE); 2338*1237e847Slclee (void) printf( 2339*1237e847Slclee "Maximum size for a %s partition is %ld cylinders;" 2340*1237e847Slclee "\nretry the operation.", 2341*1237e847Slclee Dstr, MAXDOS / (int)(cyl_size)); 2342*1237e847Slclee return (-1); 2343*1237e847Slclee } 23447c478bd9Sstevel@tonic-gate 2345bb16350dSlclee (void) printf(E_LINE); 2346*1237e847Slclee i = insert_tbl(tsystid, 0, 0, 0, 0, 0, 0, 0, 2347*1237e847Slclee cyl * cyl_size, cylen * cyl_size); 2348*1237e847Slclee if (i < 0) 2349*1237e847Slclee return (-1); 2350*1237e847Slclee 2351*1237e847Slclee if (verify_tbl() < 0) { 2352*1237e847Slclee (void) printf(E_LINE); 2353*1237e847Slclee (void) printf("fdisk: Cannot create partition table\n"); 2354*1237e847Slclee return (-1); 2355*1237e847Slclee } 23567c478bd9Sstevel@tonic-gate 2357*1237e847Slclee return (i); 23587c478bd9Sstevel@tonic-gate } 23597c478bd9Sstevel@tonic-gate } 23607c478bd9Sstevel@tonic-gate 23617c478bd9Sstevel@tonic-gate /* 23627c478bd9Sstevel@tonic-gate * dispmenu 23637c478bd9Sstevel@tonic-gate * Display command menu (interactive mode). 23647c478bd9Sstevel@tonic-gate */ 2365bb16350dSlclee static void 2366bb16350dSlclee dispmenu(void) 23677c478bd9Sstevel@tonic-gate { 2368bb16350dSlclee (void) printf(M_LINE); 2369bb16350dSlclee (void) printf( 2370bb16350dSlclee "SELECT ONE OF THE FOLLOWING:\n" 2371bb16350dSlclee " 1. Create a partition\n" 2372bb16350dSlclee " 2. Specify the active partition\n" 2373bb16350dSlclee " 3. Delete a partition\n" 2374bb16350dSlclee " 4. Change between Solaris and Solaris2 Partition IDs\n" 2375bb16350dSlclee " 5. Exit (update disk configuration and exit)\n" 2376bb16350dSlclee " 6. Cancel (exit without updating disk configuration)\n"); 23777c478bd9Sstevel@tonic-gate } 23787c478bd9Sstevel@tonic-gate 23797c478bd9Sstevel@tonic-gate /* 23807c478bd9Sstevel@tonic-gate * pchange 23817c478bd9Sstevel@tonic-gate * Change the ACTIVE designation of a partition. 23827c478bd9Sstevel@tonic-gate */ 2383bb16350dSlclee static int 2384bb16350dSlclee pchange(void) 23857c478bd9Sstevel@tonic-gate { 23867c478bd9Sstevel@tonic-gate char s[80]; 23877c478bd9Sstevel@tonic-gate int i, j; 23887c478bd9Sstevel@tonic-gate 2389bb16350dSlclee for (;;) { 2390bb16350dSlclee (void) printf(Q_LINE); 23917c478bd9Sstevel@tonic-gate { 2392bb16350dSlclee (void) printf( 2393bb16350dSlclee "Specify the partition number to boot from" 23947c478bd9Sstevel@tonic-gate " (or specify 0 for none): "); 23957c478bd9Sstevel@tonic-gate } 2396bb16350dSlclee (void) gets(s); 23977c478bd9Sstevel@tonic-gate rm_blanks(s); 23987c478bd9Sstevel@tonic-gate if ((s[1] != 0) || (s[0] < '0') || (s[0] > '4')) { 2399bb16350dSlclee (void) printf(E_LINE); 2400bb16350dSlclee (void) printf( 2401bb16350dSlclee "Invalid response, please specify a number" 24027c478bd9Sstevel@tonic-gate " between 0 and 4.\n"); 24037c478bd9Sstevel@tonic-gate } else { 24047c478bd9Sstevel@tonic-gate break; 24057c478bd9Sstevel@tonic-gate } 24067c478bd9Sstevel@tonic-gate } 24077c478bd9Sstevel@tonic-gate if (s[0] == '0') { /* No active partitions */ 24087c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 24097c478bd9Sstevel@tonic-gate if (Table[i].systid != UNUSED && 24107c478bd9Sstevel@tonic-gate Table[i].bootid == ACTIVE) 24117c478bd9Sstevel@tonic-gate Table[i].bootid = 0; 24127c478bd9Sstevel@tonic-gate } 2413bb16350dSlclee (void) printf(E_LINE); 2414bb16350dSlclee (void) printf( 2415bb16350dSlclee "No partition is currently marked as active."); 24167c478bd9Sstevel@tonic-gate return (0); 24177c478bd9Sstevel@tonic-gate } else { /* User has selected a partition to be active */ 24187c478bd9Sstevel@tonic-gate i = s[0] - '1'; 24197c478bd9Sstevel@tonic-gate if (Table[i].systid == UNUSED) { 2420bb16350dSlclee (void) printf(E_LINE); 2421bb16350dSlclee (void) printf("Partition does not exist."); 24227c478bd9Sstevel@tonic-gate return (-1); 24237c478bd9Sstevel@tonic-gate } 24247c478bd9Sstevel@tonic-gate /* a DOS-DATA or EXT-DOS partition cannot be active */ 24257c478bd9Sstevel@tonic-gate else if ((Table[i].systid == DOSDATA) || 24267c478bd9Sstevel@tonic-gate (Table[i].systid == EXTDOS) || 24277c478bd9Sstevel@tonic-gate (Table[i].systid == FDISK_EXTLBA)) { 2428bb16350dSlclee (void) printf(E_LINE); 2429bb16350dSlclee (void) printf( 2430bb16350dSlclee "DOS-DATA, EXT_DOS and EXT_DOS_LBA partitions " 24317c478bd9Sstevel@tonic-gate "cannot be made active.\n"); 2432bb16350dSlclee (void) printf("Select another partition."); 24337c478bd9Sstevel@tonic-gate return (-1); 24347c478bd9Sstevel@tonic-gate } 24357c478bd9Sstevel@tonic-gate Table[i].bootid = ACTIVE; 24367c478bd9Sstevel@tonic-gate for (j = 0; j < FD_NUMPART; j++) { 24377c478bd9Sstevel@tonic-gate if (j != i) 24387c478bd9Sstevel@tonic-gate Table[j].bootid = 0; 24397c478bd9Sstevel@tonic-gate } 24407c478bd9Sstevel@tonic-gate } 2441bb16350dSlclee (void) printf(E_LINE); 24427c478bd9Sstevel@tonic-gate { 2443bb16350dSlclee (void) printf( 2444bb16350dSlclee "Partition %d is now active. The system will start up" 2445bb16350dSlclee " from this\n", i + 1); 2446bb16350dSlclee (void) printf("partition after the next reboot."); 24477c478bd9Sstevel@tonic-gate } 24487c478bd9Sstevel@tonic-gate return (1); 24497c478bd9Sstevel@tonic-gate } 24507c478bd9Sstevel@tonic-gate 24517c478bd9Sstevel@tonic-gate /* 24527c478bd9Sstevel@tonic-gate * Change between SOLARIS and SOLARIS2 partition id 24537c478bd9Sstevel@tonic-gate */ 2454bb16350dSlclee static int 2455bb16350dSlclee ppartid(void) 24567c478bd9Sstevel@tonic-gate { 24577c478bd9Sstevel@tonic-gate char *p, s[80]; 24587c478bd9Sstevel@tonic-gate int i; 24597c478bd9Sstevel@tonic-gate 24607c478bd9Sstevel@tonic-gate for (;;) { 2461bb16350dSlclee (void) printf(Q_LINE); 2462bb16350dSlclee (void) printf("Specify the partition number to change" 2463*1237e847Slclee " (or enter 0 to exit): "); 2464bb16350dSlclee if (!fgets(s, sizeof (s), stdin)) 2465bb16350dSlclee return (1); 24667c478bd9Sstevel@tonic-gate i = strtol(s, &p, 10); 24677c478bd9Sstevel@tonic-gate 24687c478bd9Sstevel@tonic-gate if (*p != '\n' || i < 0 || i > FD_NUMPART) { 2469bb16350dSlclee (void) printf(E_LINE); 2470bb16350dSlclee (void) printf( 2471bb16350dSlclee "Invalid response, retry the operation.\n"); 24727c478bd9Sstevel@tonic-gate continue; 24737c478bd9Sstevel@tonic-gate } 24747c478bd9Sstevel@tonic-gate 24757c478bd9Sstevel@tonic-gate if (i == 0) { 24767c478bd9Sstevel@tonic-gate /* exit delete command */ 2477bb16350dSlclee (void) printf(E_LINE); /* clear error message */ 24787c478bd9Sstevel@tonic-gate return (1); 24797c478bd9Sstevel@tonic-gate } 24807c478bd9Sstevel@tonic-gate 24817c478bd9Sstevel@tonic-gate i -= 1; 24827c478bd9Sstevel@tonic-gate if (Table[i].systid == SUNIXOS) { 24837c478bd9Sstevel@tonic-gate Table[i].systid = SUNIXOS2; 24847c478bd9Sstevel@tonic-gate } else if (Table[i].systid == SUNIXOS2) { 24857c478bd9Sstevel@tonic-gate Table[i].systid = SUNIXOS; 24867c478bd9Sstevel@tonic-gate } else { 2487bb16350dSlclee (void) printf(E_LINE); 2488bb16350dSlclee (void) printf( 2489bb16350dSlclee "Partition %d is not a Solaris partition.", 24907c478bd9Sstevel@tonic-gate i + 1); 24917c478bd9Sstevel@tonic-gate continue; 24927c478bd9Sstevel@tonic-gate } 24937c478bd9Sstevel@tonic-gate 2494bb16350dSlclee (void) printf(E_LINE); 2495bb16350dSlclee (void) printf("Partition %d has been changed.", i + 1); 24967c478bd9Sstevel@tonic-gate return (1); 24977c478bd9Sstevel@tonic-gate } 24987c478bd9Sstevel@tonic-gate } 24997c478bd9Sstevel@tonic-gate 25007c478bd9Sstevel@tonic-gate /* 25017c478bd9Sstevel@tonic-gate * pdelete 25027c478bd9Sstevel@tonic-gate * Remove partition entry from the table (interactive mode). 25037c478bd9Sstevel@tonic-gate */ 2504bb16350dSlclee static char 2505bb16350dSlclee pdelete(void) 25067c478bd9Sstevel@tonic-gate { 25077c478bd9Sstevel@tonic-gate char s[80]; 25087c478bd9Sstevel@tonic-gate int i, j; 25097c478bd9Sstevel@tonic-gate char pactive; 25107c478bd9Sstevel@tonic-gate 2511bb16350dSlclee DEL1: (void) printf(Q_LINE); 2512bb16350dSlclee (void) printf("Specify the partition number to delete" 25137c478bd9Sstevel@tonic-gate " (or enter 0 to exit): "); 2514bb16350dSlclee (void) gets(s); 25157c478bd9Sstevel@tonic-gate rm_blanks(s); 25167c478bd9Sstevel@tonic-gate if ((s[0] == '0')) { /* exit delete command */ 2517bb16350dSlclee (void) printf(E_LINE); /* clear error message */ 25187c478bd9Sstevel@tonic-gate return (1); 25197c478bd9Sstevel@tonic-gate } 25207c478bd9Sstevel@tonic-gate /* Accept only a single digit between 1 and 4 */ 25217c478bd9Sstevel@tonic-gate if (s[1] != 0 || (i = atoi(s)) < 1 || i > FD_NUMPART) { 2522bb16350dSlclee (void) printf(E_LINE); 2523bb16350dSlclee (void) printf("Invalid response, retry the operation.\n"); 25247c478bd9Sstevel@tonic-gate goto DEL1; 25257c478bd9Sstevel@tonic-gate } else { /* Found a digit between 1 and 4 */ 25267c478bd9Sstevel@tonic-gate --i; /* Structure begins with element 0 */ 25277c478bd9Sstevel@tonic-gate } 25287c478bd9Sstevel@tonic-gate 25297c478bd9Sstevel@tonic-gate if (Table[i].systid == UNUSED) { 2530bb16350dSlclee (void) printf(E_LINE); 2531bb16350dSlclee (void) printf("Partition %d does not exist.", i + 1); 25327c478bd9Sstevel@tonic-gate return (-1); 25337c478bd9Sstevel@tonic-gate } 25347c478bd9Sstevel@tonic-gate 2535bb16350dSlclee (void) printf(Q_LINE); 2536bb16350dSlclee (void) printf("Are you sure you want to delete partition %d?" 2537bb16350dSlclee " This will make all files and \n", i + 1); 2538bb16350dSlclee (void) printf("programs in this partition inaccessible (type" 25397c478bd9Sstevel@tonic-gate " \"y\" or \"n\"). "); 25407c478bd9Sstevel@tonic-gate 2541bb16350dSlclee (void) printf(E_LINE); 25427c478bd9Sstevel@tonic-gate if (! yesno()) { 25437c478bd9Sstevel@tonic-gate return (1); 25447c478bd9Sstevel@tonic-gate } 25457c478bd9Sstevel@tonic-gate 25467c478bd9Sstevel@tonic-gate if (Table[i].bootid == ACTIVE) { 25477c478bd9Sstevel@tonic-gate pactive = 1; 25487c478bd9Sstevel@tonic-gate } else { 25497c478bd9Sstevel@tonic-gate pactive = 0; 25507c478bd9Sstevel@tonic-gate } 25517c478bd9Sstevel@tonic-gate 25527c478bd9Sstevel@tonic-gate for (j = i; j < FD_NUMPART - 1; j++) { 2553*1237e847Slclee Table[j] = Table[j + 1]; 25547c478bd9Sstevel@tonic-gate } 25557c478bd9Sstevel@tonic-gate 25567c478bd9Sstevel@tonic-gate Table[j].systid = UNUSED; 25577c478bd9Sstevel@tonic-gate Table[j].numsect = 0; 25587c478bd9Sstevel@tonic-gate Table[j].relsect = 0; 25597c478bd9Sstevel@tonic-gate Table[j].bootid = 0; 2560bb16350dSlclee (void) printf(E_LINE); 2561bb16350dSlclee (void) printf("Partition %d has been deleted.", i + 1); 25627c478bd9Sstevel@tonic-gate 25637c478bd9Sstevel@tonic-gate if (pactive) { 2564*1237e847Slclee (void) printf(" This was the active partition."); 25657c478bd9Sstevel@tonic-gate } 25667c478bd9Sstevel@tonic-gate 25677c478bd9Sstevel@tonic-gate return (1); 25687c478bd9Sstevel@tonic-gate } 25697c478bd9Sstevel@tonic-gate 25707c478bd9Sstevel@tonic-gate /* 25717c478bd9Sstevel@tonic-gate * rm_blanks 25727c478bd9Sstevel@tonic-gate * Remove blanks from strings of user responses. 25737c478bd9Sstevel@tonic-gate */ 2574bb16350dSlclee static void 2575bb16350dSlclee rm_blanks(char *s) 25767c478bd9Sstevel@tonic-gate { 25777c478bd9Sstevel@tonic-gate register int i, j; 25787c478bd9Sstevel@tonic-gate 25797c478bd9Sstevel@tonic-gate for (i = 0; i < CBUFLEN; i++) { 25807c478bd9Sstevel@tonic-gate if ((s[i] == ' ') || (s[i] == '\t')) 25817c478bd9Sstevel@tonic-gate continue; 25827c478bd9Sstevel@tonic-gate else 25837c478bd9Sstevel@tonic-gate /* Found first non-blank character of the string */ 25847c478bd9Sstevel@tonic-gate break; 25857c478bd9Sstevel@tonic-gate } 25867c478bd9Sstevel@tonic-gate for (j = 0; i < CBUFLEN; j++, i++) { 25877c478bd9Sstevel@tonic-gate if ((s[j] = s[i]) == '\0') { 25887c478bd9Sstevel@tonic-gate /* Reached end of string */ 25897c478bd9Sstevel@tonic-gate return; 25907c478bd9Sstevel@tonic-gate } 25917c478bd9Sstevel@tonic-gate } 25927c478bd9Sstevel@tonic-gate } 25937c478bd9Sstevel@tonic-gate 25947c478bd9Sstevel@tonic-gate /* 25957c478bd9Sstevel@tonic-gate * getcyl 25967c478bd9Sstevel@tonic-gate * Take the user-specified cylinder number and convert it from a 25977c478bd9Sstevel@tonic-gate * string to a decimal value. 25987c478bd9Sstevel@tonic-gate */ 2599bb16350dSlclee static int 2600bb16350dSlclee getcyl(void) 26017c478bd9Sstevel@tonic-gate { 26027c478bd9Sstevel@tonic-gate int slen, i, j; 26037c478bd9Sstevel@tonic-gate unsigned int cyl; 2604bb16350dSlclee (void) gets(s); 26057c478bd9Sstevel@tonic-gate rm_blanks(s); 26067c478bd9Sstevel@tonic-gate slen = strlen(s); 26077c478bd9Sstevel@tonic-gate j = 1; 26087c478bd9Sstevel@tonic-gate cyl = 0; 2609bb16350dSlclee for (i = slen - 1; i >= 0; i--) { 26107c478bd9Sstevel@tonic-gate if (s[i] < '0' || s[i] > '9') { 26117c478bd9Sstevel@tonic-gate return (-1); 26127c478bd9Sstevel@tonic-gate } 2613bb16350dSlclee cyl += (j * (s[i] - '0')); 26147c478bd9Sstevel@tonic-gate j *= 10; 26157c478bd9Sstevel@tonic-gate } 26167c478bd9Sstevel@tonic-gate return (cyl); 26177c478bd9Sstevel@tonic-gate } 26187c478bd9Sstevel@tonic-gate 26197c478bd9Sstevel@tonic-gate /* 26207c478bd9Sstevel@tonic-gate * disptbl 26217c478bd9Sstevel@tonic-gate * Display the current fdisk table; determine percentage 26227c478bd9Sstevel@tonic-gate * of the disk used for each partition. 26237c478bd9Sstevel@tonic-gate */ 2624bb16350dSlclee static void 2625bb16350dSlclee disptbl(void) 26267c478bd9Sstevel@tonic-gate { 26277c478bd9Sstevel@tonic-gate int i; 26287c478bd9Sstevel@tonic-gate unsigned int startcyl, endcyl, length, percent, remainder; 26297c478bd9Sstevel@tonic-gate char *stat, *type; 26307c478bd9Sstevel@tonic-gate 26317c478bd9Sstevel@tonic-gate if ((heads == 0) || (sectors == 0)) { 2632bb16350dSlclee (void) printf("WARNING: critical disk geometry information" 2633*1237e847Slclee " missing!\n"); 2634bb16350dSlclee (void) printf("\theads = %d, sectors = %d\n", heads, sectors); 26357c478bd9Sstevel@tonic-gate exit(1); 26367c478bd9Sstevel@tonic-gate } 26377c478bd9Sstevel@tonic-gate 2638bb16350dSlclee (void) printf(HOME); 2639bb16350dSlclee (void) printf(T_LINE); 2640bb16350dSlclee (void) printf(" Total disk size is %d cylinders\n", Numcyl); 2641bb16350dSlclee (void) printf(" Cylinder size is %d (512 byte) blocks\n\n", 2642bb16350dSlclee heads * sectors); 2643bb16350dSlclee (void) printf( 2644bb16350dSlclee " Cylinders\n"); 2645bb16350dSlclee (void) printf( 2646bb16350dSlclee " Partition Status Type Start End Length" 26477c478bd9Sstevel@tonic-gate " %%\n"); 2648bb16350dSlclee (void) printf( 2649bb16350dSlclee " ========= ====== ============ ===== === ======" 26507c478bd9Sstevel@tonic-gate " ==="); 26517c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 26527c478bd9Sstevel@tonic-gate if (Table[i].systid == UNUSED) { 2653bb16350dSlclee (void) printf("\n"); 2654bb16350dSlclee (void) printf(CLR_LIN); 26557c478bd9Sstevel@tonic-gate continue; 26567c478bd9Sstevel@tonic-gate } 26577c478bd9Sstevel@tonic-gate if (Table[i].bootid == ACTIVE) 2658*1237e847Slclee stat = Actvstr; 26597c478bd9Sstevel@tonic-gate else 2660*1237e847Slclee stat = NAstr; 26617c478bd9Sstevel@tonic-gate switch (Table[i].systid) { 26627c478bd9Sstevel@tonic-gate case UNIXOS: 2663*1237e847Slclee type = Ustr; 2664*1237e847Slclee break; 26657c478bd9Sstevel@tonic-gate case SUNIXOS: 2666*1237e847Slclee type = SUstr; 2667*1237e847Slclee break; 26687c478bd9Sstevel@tonic-gate case SUNIXOS2: 2669*1237e847Slclee type = SU2str; 2670*1237e847Slclee break; 26717c478bd9Sstevel@tonic-gate case X86BOOT: 2672*1237e847Slclee type = X86str; 2673*1237e847Slclee break; 26747c478bd9Sstevel@tonic-gate case DOSOS12: 2675*1237e847Slclee type = Dstr; 2676*1237e847Slclee break; 26777c478bd9Sstevel@tonic-gate case DOSOS16: 2678*1237e847Slclee type = D16str; 2679*1237e847Slclee break; 26807c478bd9Sstevel@tonic-gate case EXTDOS: 2681*1237e847Slclee type = EDstr; 2682*1237e847Slclee break; 26837c478bd9Sstevel@tonic-gate case DOSDATA: 2684*1237e847Slclee type = DDstr; 2685*1237e847Slclee break; 26867c478bd9Sstevel@tonic-gate case DOSHUGE: 2687*1237e847Slclee type = DBstr; 2688*1237e847Slclee break; 26897c478bd9Sstevel@tonic-gate case PCIXOS: 2690*1237e847Slclee type = PCstr; 2691*1237e847Slclee break; 26927c478bd9Sstevel@tonic-gate case DIAGPART: 2693*1237e847Slclee type = DIAGstr; 2694*1237e847Slclee break; 26957c478bd9Sstevel@tonic-gate case FDISK_IFS: 2696*1237e847Slclee type = IFSstr; 2697*1237e847Slclee break; 26987c478bd9Sstevel@tonic-gate case FDISK_AIXBOOT: 2699*1237e847Slclee type = AIXstr; 2700*1237e847Slclee break; 27017c478bd9Sstevel@tonic-gate case FDISK_AIXDATA: 2702*1237e847Slclee type = AIXDstr; 2703*1237e847Slclee break; 27047c478bd9Sstevel@tonic-gate case FDISK_OS2BOOT: 2705*1237e847Slclee type = OS2str; 2706*1237e847Slclee break; 27077c478bd9Sstevel@tonic-gate case FDISK_WINDOWS: 2708*1237e847Slclee type = WINstr; 2709*1237e847Slclee break; 27107c478bd9Sstevel@tonic-gate case FDISK_EXT_WIN: 2711*1237e847Slclee type = EWINstr; 2712*1237e847Slclee break; 27137c478bd9Sstevel@tonic-gate case FDISK_FAT95: 2714*1237e847Slclee type = FAT95str; 2715*1237e847Slclee break; 27167c478bd9Sstevel@tonic-gate case FDISK_EXTLBA: 2717*1237e847Slclee type = EXTLstr; 2718*1237e847Slclee break; 27197c478bd9Sstevel@tonic-gate case FDISK_LINUX: 2720*1237e847Slclee type = LINUXstr; 2721*1237e847Slclee break; 27227c478bd9Sstevel@tonic-gate case FDISK_CPM: 2723*1237e847Slclee type = CPMstr; 2724*1237e847Slclee break; 27257c478bd9Sstevel@tonic-gate case FDISK_NOVELL3: 2726*1237e847Slclee type = NOVstr; 2727*1237e847Slclee break; 27287c478bd9Sstevel@tonic-gate case FDISK_QNX4: 2729*1237e847Slclee type = QNXstr; 2730*1237e847Slclee break; 27317c478bd9Sstevel@tonic-gate case FDISK_QNX42: 2732*1237e847Slclee type = QNX2str; 2733*1237e847Slclee break; 27347c478bd9Sstevel@tonic-gate case FDISK_QNX43: 2735*1237e847Slclee type = QNX3str; 2736*1237e847Slclee break; 27377c478bd9Sstevel@tonic-gate case FDISK_LINUXNAT: 2738*1237e847Slclee type = LINNATstr; 2739*1237e847Slclee break; 27407c478bd9Sstevel@tonic-gate case FDISK_NTFSVOL1: 2741*1237e847Slclee type = NTFSVOL1str; 2742*1237e847Slclee break; 27437c478bd9Sstevel@tonic-gate case FDISK_NTFSVOL2: 2744*1237e847Slclee type = NTFSVOL2str; 2745*1237e847Slclee break; 27467c478bd9Sstevel@tonic-gate case FDISK_BSD: 2747*1237e847Slclee type = BSDstr; 2748*1237e847Slclee break; 27497c478bd9Sstevel@tonic-gate case FDISK_NEXTSTEP: 2750*1237e847Slclee type = NEXTSTEPstr; 2751*1237e847Slclee break; 27527c478bd9Sstevel@tonic-gate case FDISK_BSDIFS: 2753*1237e847Slclee type = BSDIFSstr; 2754*1237e847Slclee break; 27557c478bd9Sstevel@tonic-gate case FDISK_BSDISWAP: 2756*1237e847Slclee type = BSDISWAPstr; 2757*1237e847Slclee break; 27587c478bd9Sstevel@tonic-gate case EFI_PMBR: 2759*1237e847Slclee type = EFIstr; 2760*1237e847Slclee break; 27617c478bd9Sstevel@tonic-gate default: 2762*1237e847Slclee type = Ostr; 2763*1237e847Slclee break; 27647c478bd9Sstevel@tonic-gate } 2765bb16350dSlclee startcyl = lel(Table[i].relsect) / (heads * sectors); 27667c478bd9Sstevel@tonic-gate length = lel(Table[i].numsect) / (long)(heads * sectors); 27677c478bd9Sstevel@tonic-gate if (lel(Table[i].numsect) % (long)(heads * sectors)) 27687c478bd9Sstevel@tonic-gate length++; 27697c478bd9Sstevel@tonic-gate endcyl = startcyl + length - 1; 27707c478bd9Sstevel@tonic-gate percent = length * 100 / Numcyl; 2771bb16350dSlclee if ((remainder = (length * 100 % Numcyl)) != 0) { 27727c478bd9Sstevel@tonic-gate if ((remainder * 100 / Numcyl) > 50) { 27737c478bd9Sstevel@tonic-gate /* round up */ 27747c478bd9Sstevel@tonic-gate percent++; 27757c478bd9Sstevel@tonic-gate } 27767c478bd9Sstevel@tonic-gate /* Else leave the percent as is since it's already */ 27777c478bd9Sstevel@tonic-gate /* rounded down */ 27787c478bd9Sstevel@tonic-gate } 27797c478bd9Sstevel@tonic-gate if (percent > 100) 27807c478bd9Sstevel@tonic-gate percent = 100; 2781bb16350dSlclee (void) printf( 2782bb16350dSlclee "\n %d %s %-12.12s %4d %4d %4d" 2783bb16350dSlclee " %3d", 2784bb16350dSlclee i + 1, stat, type, startcyl, endcyl, length, percent); 27857c478bd9Sstevel@tonic-gate } 27867c478bd9Sstevel@tonic-gate /* Print warning message if table is empty */ 27877c478bd9Sstevel@tonic-gate if (Table[0].systid == UNUSED) { 2788bb16350dSlclee (void) printf(W_LINE); 2789bb16350dSlclee (void) printf("WARNING: no partitions are defined!"); 27907c478bd9Sstevel@tonic-gate } else { 27917c478bd9Sstevel@tonic-gate /* Clear the warning line */ 2792bb16350dSlclee (void) printf(W_LINE); 27937c478bd9Sstevel@tonic-gate } 27947c478bd9Sstevel@tonic-gate } 27957c478bd9Sstevel@tonic-gate 27967c478bd9Sstevel@tonic-gate /* 27977c478bd9Sstevel@tonic-gate * print_Table 27987c478bd9Sstevel@tonic-gate * Write the detailed fdisk table to standard error for 27997c478bd9Sstevel@tonic-gate * the selected disk device. 28007c478bd9Sstevel@tonic-gate */ 2801bb16350dSlclee static void 2802bb16350dSlclee print_Table(void) 2803bb16350dSlclee { 28047c478bd9Sstevel@tonic-gate int i; 28057c478bd9Sstevel@tonic-gate 2806bb16350dSlclee (void) fprintf(stderr, 28077c478bd9Sstevel@tonic-gate " SYSID ACT BHEAD BSECT BEGCYL EHEAD ESECT ENDCYL RELSECT" 28087c478bd9Sstevel@tonic-gate " NUMSECT\n"); 28097c478bd9Sstevel@tonic-gate 28107c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 2811bb16350dSlclee (void) fprintf(stderr, " %-5d ", Table[i].systid); 2812bb16350dSlclee (void) fprintf(stderr, "%-3d ", Table[i].bootid); 2813bb16350dSlclee (void) fprintf(stderr, "%-5d ", Table[i].beghead); 2814bb16350dSlclee (void) fprintf(stderr, "%-5d ", Table[i].begsect & 0x3f); 2815*1237e847Slclee (void) fprintf(stderr, "%-8d ", 2816*1237e847Slclee (((uint_t)Table[i].begsect & 0xc0) << 2) + Table[i].begcyl); 28177c478bd9Sstevel@tonic-gate 2818bb16350dSlclee (void) fprintf(stderr, "%-5d ", Table[i].endhead); 2819bb16350dSlclee (void) fprintf(stderr, "%-5d ", Table[i].endsect & 0x3f); 2820*1237e847Slclee (void) fprintf(stderr, "%-8d ", 2821*1237e847Slclee (((uint_t)Table[i].endsect & 0xc0) << 2) + Table[i].endcyl); 2822bb16350dSlclee (void) fprintf(stderr, "%-9d ", lel(Table[i].relsect)); 2823bb16350dSlclee (void) fprintf(stderr, "%-9d\n", lel(Table[i].numsect)); 28247c478bd9Sstevel@tonic-gate 28257c478bd9Sstevel@tonic-gate } 28267c478bd9Sstevel@tonic-gate } 28277c478bd9Sstevel@tonic-gate 28287c478bd9Sstevel@tonic-gate /* 28297c478bd9Sstevel@tonic-gate * copy_Table_to_Old_Table 28307c478bd9Sstevel@tonic-gate * Copy Table into Old_Table. The function only copies the systid, 28317c478bd9Sstevel@tonic-gate * numsect, relsect, and bootid values because they are the only 28327c478bd9Sstevel@tonic-gate * ones compared when determining if Table has changed. 28337c478bd9Sstevel@tonic-gate */ 2834bb16350dSlclee static void 2835bb16350dSlclee copy_Table_to_Old_Table(void) 28367c478bd9Sstevel@tonic-gate { 28377c478bd9Sstevel@tonic-gate int i; 28387c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 2839*1237e847Slclee (void) memcpy(&Old_Table[i], &Table[i], sizeof (Table[0])); 28407c478bd9Sstevel@tonic-gate } 28417c478bd9Sstevel@tonic-gate } 28427c478bd9Sstevel@tonic-gate 28437c478bd9Sstevel@tonic-gate /* 28447c478bd9Sstevel@tonic-gate * nulltbl 28457c478bd9Sstevel@tonic-gate * Zero out the systid, numsect, relsect, and bootid values in the 28467c478bd9Sstevel@tonic-gate * fdisk table. 28477c478bd9Sstevel@tonic-gate */ 2848bb16350dSlclee static void 2849bb16350dSlclee nulltbl(void) 28507c478bd9Sstevel@tonic-gate { 28517c478bd9Sstevel@tonic-gate int i; 28527c478bd9Sstevel@tonic-gate 28537c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 2854*1237e847Slclee Table[i].systid = UNUSED; 2855*1237e847Slclee Table[i].numsect = lel(UNUSED); 2856*1237e847Slclee Table[i].relsect = lel(UNUSED); 2857*1237e847Slclee Table[i].bootid = 0; 28587c478bd9Sstevel@tonic-gate } 28597c478bd9Sstevel@tonic-gate } 28607c478bd9Sstevel@tonic-gate 28617c478bd9Sstevel@tonic-gate /* 28627c478bd9Sstevel@tonic-gate * copy_Bootblk_to_Table 28637c478bd9Sstevel@tonic-gate * Copy the bytes from the boot record to an internal "Table". 28647c478bd9Sstevel@tonic-gate * All unused are padded with zeros starting at offset 446. 28657c478bd9Sstevel@tonic-gate */ 2866bb16350dSlclee static void 2867bb16350dSlclee copy_Bootblk_to_Table(void) 28687c478bd9Sstevel@tonic-gate { 28697c478bd9Sstevel@tonic-gate int i, j; 28707c478bd9Sstevel@tonic-gate char *bootptr; 28717c478bd9Sstevel@tonic-gate struct ipart iparts[FD_NUMPART]; 28727c478bd9Sstevel@tonic-gate 28737c478bd9Sstevel@tonic-gate /* Get an aligned copy of the partition tables */ 2874bb16350dSlclee (void) memcpy(iparts, Bootblk->parts, sizeof (iparts)); 28757c478bd9Sstevel@tonic-gate bootptr = (char *)iparts; /* Points to start of partition table */ 28767c478bd9Sstevel@tonic-gate if (les(Bootblk->signature) != MBB_MAGIC) { 28777c478bd9Sstevel@tonic-gate /* Signature is missing */ 28787c478bd9Sstevel@tonic-gate nulltbl(); 2879bb16350dSlclee (void) memcpy(Bootblk->bootinst, &BootCod, BOOTSZ); 28807c478bd9Sstevel@tonic-gate return; 28817c478bd9Sstevel@tonic-gate } 28827c478bd9Sstevel@tonic-gate /* 28837c478bd9Sstevel@tonic-gate * When the DOS fdisk command deletes a partition, it is not 28847c478bd9Sstevel@tonic-gate * recognized by the old algorithm. The algorithm that 28857c478bd9Sstevel@tonic-gate * follows looks at each entry in the Bootrec and copies all 28867c478bd9Sstevel@tonic-gate * those that are valid. 28877c478bd9Sstevel@tonic-gate */ 28887c478bd9Sstevel@tonic-gate j = 0; 28897c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 28907c478bd9Sstevel@tonic-gate if (iparts[i].systid == 0) { 28917c478bd9Sstevel@tonic-gate /* Null entry */ 28927c478bd9Sstevel@tonic-gate bootptr += sizeof (struct ipart); 28937c478bd9Sstevel@tonic-gate } else { 2894bb16350dSlclee fill_ipart(bootptr, &Table[j]); 28957c478bd9Sstevel@tonic-gate j++; 28967c478bd9Sstevel@tonic-gate bootptr += sizeof (struct ipart); 28977c478bd9Sstevel@tonic-gate } 28987c478bd9Sstevel@tonic-gate } 28997c478bd9Sstevel@tonic-gate for (i = j; i < FD_NUMPART; i++) { 29007c478bd9Sstevel@tonic-gate Table[i].systid = UNUSED; 29017c478bd9Sstevel@tonic-gate Table[i].numsect = lel(UNUSED); 29027c478bd9Sstevel@tonic-gate Table[i].relsect = lel(UNUSED); 29037c478bd9Sstevel@tonic-gate Table[i].bootid = 0; 29047c478bd9Sstevel@tonic-gate 29057c478bd9Sstevel@tonic-gate } 29067c478bd9Sstevel@tonic-gate /* For now, always replace the bootcode with ours */ 2907bb16350dSlclee (void) memcpy(Bootblk->bootinst, &BootCod, BOOTSZ); 29087c478bd9Sstevel@tonic-gate copy_Table_to_Bootblk(); 29097c478bd9Sstevel@tonic-gate } 29107c478bd9Sstevel@tonic-gate 29117c478bd9Sstevel@tonic-gate /* 29127c478bd9Sstevel@tonic-gate * fill_ipart 29137c478bd9Sstevel@tonic-gate * Initialize ipart structure values. 29147c478bd9Sstevel@tonic-gate */ 2915bb16350dSlclee static void 29167c478bd9Sstevel@tonic-gate fill_ipart(char *bootptr, struct ipart *partp) 29177c478bd9Sstevel@tonic-gate { 29187c478bd9Sstevel@tonic-gate #ifdef sparc 29197c478bd9Sstevel@tonic-gate /* Packing struct ipart for Sparc */ 2920bb16350dSlclee partp->bootid = getbyte(&bootptr); 2921bb16350dSlclee partp->beghead = getbyte(&bootptr); 2922bb16350dSlclee partp->begsect = getbyte(&bootptr); 2923bb16350dSlclee partp->begcyl = getbyte(&bootptr); 2924bb16350dSlclee partp->systid = getbyte(&bootptr); 2925bb16350dSlclee partp->endhead = getbyte(&bootptr); 2926bb16350dSlclee partp->endsect = getbyte(&bootptr); 2927bb16350dSlclee partp->endcyl = getbyte(&bootptr); 2928bb16350dSlclee partp->relsect = (int32_t)getlong(&bootptr); 2929bb16350dSlclee partp->numsect = (int32_t)getlong(&bootptr); 29307c478bd9Sstevel@tonic-gate #else 29317c478bd9Sstevel@tonic-gate *partp = *(struct ipart *)bootptr; 29327c478bd9Sstevel@tonic-gate #endif 29337c478bd9Sstevel@tonic-gate } 29347c478bd9Sstevel@tonic-gate 29357c478bd9Sstevel@tonic-gate /* 2936bb16350dSlclee * getbyte, getlong 29377c478bd9Sstevel@tonic-gate * Get a byte, a short, or a long (SPARC only). 29387c478bd9Sstevel@tonic-gate */ 29397c478bd9Sstevel@tonic-gate #ifdef sparc 2940bb16350dSlclee uchar_t 2941bb16350dSlclee getbyte(char **bp) 29427c478bd9Sstevel@tonic-gate { 2943bb16350dSlclee uchar_t b; 29447c478bd9Sstevel@tonic-gate 2945bb16350dSlclee b = (uchar_t)**bp; 29467c478bd9Sstevel@tonic-gate *bp = *bp + 1; 29477c478bd9Sstevel@tonic-gate return (b); 29487c478bd9Sstevel@tonic-gate } 29497c478bd9Sstevel@tonic-gate 2950bb16350dSlclee uint32_t 2951bb16350dSlclee getlong(char **bp) 29527c478bd9Sstevel@tonic-gate { 2953bb16350dSlclee int32_t b, bh, bl; 29547c478bd9Sstevel@tonic-gate 29557c478bd9Sstevel@tonic-gate bh = ((**bp) << 8) | *(*bp + 1); 29567c478bd9Sstevel@tonic-gate *bp += 2; 29577c478bd9Sstevel@tonic-gate bl = ((**bp) << 8) | *(*bp + 1); 29587c478bd9Sstevel@tonic-gate *bp += 2; 29597c478bd9Sstevel@tonic-gate 29607c478bd9Sstevel@tonic-gate b = (bh << 16) | bl; 2961bb16350dSlclee return ((uint32_t)b); 29627c478bd9Sstevel@tonic-gate } 29637c478bd9Sstevel@tonic-gate #endif 29647c478bd9Sstevel@tonic-gate 29657c478bd9Sstevel@tonic-gate /* 29667c478bd9Sstevel@tonic-gate * copy_Table_to_Bootblk 29677c478bd9Sstevel@tonic-gate * Copy the table into the 512 boot record. Note that the unused 29687c478bd9Sstevel@tonic-gate * entries will always be the last ones in the table and they are 29697c478bd9Sstevel@tonic-gate * marked with 100 in sysind. The the unused portion of the table 29707c478bd9Sstevel@tonic-gate * is padded with zeros in the bytes after the used entries. 29717c478bd9Sstevel@tonic-gate */ 2972bb16350dSlclee static void 2973bb16350dSlclee copy_Table_to_Bootblk(void) 29747c478bd9Sstevel@tonic-gate { 29757c478bd9Sstevel@tonic-gate struct ipart *boot_ptr, *tbl_ptr; 29767c478bd9Sstevel@tonic-gate 29777c478bd9Sstevel@tonic-gate boot_ptr = (struct ipart *)Bootblk->parts; 29787c478bd9Sstevel@tonic-gate tbl_ptr = (struct ipart *)&Table[0].bootid; 29797c478bd9Sstevel@tonic-gate for (; tbl_ptr < (struct ipart *)&Table[FD_NUMPART].bootid; 29807c478bd9Sstevel@tonic-gate tbl_ptr++, boot_ptr++) { 2981*1237e847Slclee if (tbl_ptr->systid == UNUSED) 2982*1237e847Slclee (void) memset(boot_ptr, 0, sizeof (struct ipart)); 2983*1237e847Slclee else 2984*1237e847Slclee (void) memcpy(boot_ptr, tbl_ptr, sizeof (struct ipart)); 29857c478bd9Sstevel@tonic-gate } 29867c478bd9Sstevel@tonic-gate Bootblk->signature = les(MBB_MAGIC); 29877c478bd9Sstevel@tonic-gate } 29887c478bd9Sstevel@tonic-gate 29897c478bd9Sstevel@tonic-gate /* 29907c478bd9Sstevel@tonic-gate * TableChanged 29917c478bd9Sstevel@tonic-gate * Check for any changes in the partition table. 29927c478bd9Sstevel@tonic-gate */ 2993bb16350dSlclee static int 2994bb16350dSlclee TableChanged(void) 29957c478bd9Sstevel@tonic-gate { 29967c478bd9Sstevel@tonic-gate int i, changed; 29977c478bd9Sstevel@tonic-gate 29987c478bd9Sstevel@tonic-gate changed = 0; 29997c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 3000*1237e847Slclee if (memcmp(&Old_Table[i], &Table[i], sizeof (Table[0])) != 0) { 3001*1237e847Slclee /* Partition table changed, write back to disk */ 3002*1237e847Slclee changed = 1; 3003*1237e847Slclee } 30047c478bd9Sstevel@tonic-gate } 30057c478bd9Sstevel@tonic-gate 30067c478bd9Sstevel@tonic-gate return (changed); 30077c478bd9Sstevel@tonic-gate } 30087c478bd9Sstevel@tonic-gate 30097c478bd9Sstevel@tonic-gate /* 30107c478bd9Sstevel@tonic-gate * ffile_write 30117c478bd9Sstevel@tonic-gate * Display contents of partition table to standard output or 30127c478bd9Sstevel@tonic-gate * another file name without writing it to the disk (-W file). 30137c478bd9Sstevel@tonic-gate */ 3014bb16350dSlclee static void 3015bb16350dSlclee ffile_write(char *file) 30167c478bd9Sstevel@tonic-gate { 30177c478bd9Sstevel@tonic-gate register int i; 30187c478bd9Sstevel@tonic-gate FILE *fp; 30197c478bd9Sstevel@tonic-gate 30207c478bd9Sstevel@tonic-gate /* 30217c478bd9Sstevel@tonic-gate * If file isn't standard output, then it's a file name. 30227c478bd9Sstevel@tonic-gate * Open file and write it. 30237c478bd9Sstevel@tonic-gate */ 30247c478bd9Sstevel@tonic-gate if (file != (char *)stdout) { 3025*1237e847Slclee if ((fp = fopen(file, "w")) == NULL) { 3026*1237e847Slclee (void) fprintf(stderr, 3027*1237e847Slclee "fdisk: Cannot open output file %s.\n", 3028*1237e847Slclee file); 3029*1237e847Slclee exit(1); 3030*1237e847Slclee } 30317c478bd9Sstevel@tonic-gate } 30327c478bd9Sstevel@tonic-gate else 3033*1237e847Slclee fp = stdout; 30347c478bd9Sstevel@tonic-gate 30357c478bd9Sstevel@tonic-gate /* 30367c478bd9Sstevel@tonic-gate * Write the fdisk table information 30377c478bd9Sstevel@tonic-gate */ 3038bb16350dSlclee (void) fprintf(fp, "\n* %s default fdisk table\n", Dfltdev); 3039bb16350dSlclee (void) fprintf(fp, "* Dimensions:\n"); 3040bb16350dSlclee (void) fprintf(fp, "* %4d bytes/sector\n", sectsiz); 3041bb16350dSlclee (void) fprintf(fp, "* %4d sectors/track\n", sectors); 3042bb16350dSlclee (void) fprintf(fp, "* %4d tracks/cylinder\n", heads); 3043bb16350dSlclee (void) fprintf(fp, "* %4d cylinders\n", Numcyl); 3044bb16350dSlclee (void) fprintf(fp, "*\n"); 30457c478bd9Sstevel@tonic-gate /* Write virtual (HBA) geometry, if required */ 30467c478bd9Sstevel@tonic-gate if (v_flag) { 3047bb16350dSlclee (void) fprintf(fp, "* HBA Dimensions:\n"); 3048bb16350dSlclee (void) fprintf(fp, "* %4d bytes/sector\n", sectsiz); 3049bb16350dSlclee (void) fprintf(fp, "* %4d sectors/track\n", hba_sectors); 3050bb16350dSlclee (void) fprintf(fp, "* %4d tracks/cylinder\n", hba_heads); 3051bb16350dSlclee (void) fprintf(fp, "* %4d cylinders\n", hba_Numcyl); 3052bb16350dSlclee (void) fprintf(fp, "*\n"); 3053bb16350dSlclee } 3054bb16350dSlclee (void) fprintf(fp, "* systid:\n"); 3055bb16350dSlclee (void) fprintf(fp, "* 1: DOSOS12\n"); 3056bb16350dSlclee (void) fprintf(fp, "* 2: PCIXOS\n"); 3057bb16350dSlclee (void) fprintf(fp, "* 4: DOSOS16\n"); 3058bb16350dSlclee (void) fprintf(fp, "* 5: EXTDOS\n"); 3059bb16350dSlclee (void) fprintf(fp, "* 6: DOSBIG\n"); 3060bb16350dSlclee (void) fprintf(fp, "* 7: FDISK_IFS\n"); 3061bb16350dSlclee (void) fprintf(fp, "* 8: FDISK_AIXBOOT\n"); 3062bb16350dSlclee (void) fprintf(fp, "* 9: FDISK_AIXDATA\n"); 3063bb16350dSlclee (void) fprintf(fp, "* 10: FDISK_0S2BOOT\n"); 3064bb16350dSlclee (void) fprintf(fp, "* 11: FDISK_WINDOWS\n"); 3065bb16350dSlclee (void) fprintf(fp, "* 12: FDISK_EXT_WIN\n"); 3066bb16350dSlclee (void) fprintf(fp, "* 14: FDISK_FAT95\n"); 3067bb16350dSlclee (void) fprintf(fp, "* 15: FDISK_EXTLBA\n"); 3068bb16350dSlclee (void) fprintf(fp, "* 18: DIAGPART\n"); 3069bb16350dSlclee (void) fprintf(fp, "* 65: FDISK_LINUX\n"); 3070bb16350dSlclee (void) fprintf(fp, "* 82: FDISK_CPM\n"); 3071bb16350dSlclee (void) fprintf(fp, "* 86: DOSDATA\n"); 3072bb16350dSlclee (void) fprintf(fp, "* 98: OTHEROS\n"); 3073bb16350dSlclee (void) fprintf(fp, "* 99: UNIXOS\n"); 3074bb16350dSlclee (void) fprintf(fp, "* 101: FDISK_NOVELL3\n"); 3075bb16350dSlclee (void) fprintf(fp, "* 119: FDISK_QNX4\n"); 3076bb16350dSlclee (void) fprintf(fp, "* 120: FDISK_QNX42\n"); 3077bb16350dSlclee (void) fprintf(fp, "* 121: FDISK_QNX43\n"); 3078bb16350dSlclee (void) fprintf(fp, "* 130: SUNIXOS\n"); 3079bb16350dSlclee (void) fprintf(fp, "* 131: FDISK_LINUXNAT\n"); 3080bb16350dSlclee (void) fprintf(fp, "* 134: FDISK_NTFSVOL1\n"); 3081bb16350dSlclee (void) fprintf(fp, "* 135: FDISK_NTFSVOL2\n"); 3082bb16350dSlclee (void) fprintf(fp, "* 165: FDISK_BSD\n"); 3083bb16350dSlclee (void) fprintf(fp, "* 167: FDISK_NEXTSTEP\n"); 3084bb16350dSlclee (void) fprintf(fp, "* 183: FDISK_BSDIFS\n"); 3085bb16350dSlclee (void) fprintf(fp, "* 184: FDISK_BSDISWAP\n"); 3086bb16350dSlclee (void) fprintf(fp, "* 190: X86BOOT\n"); 3087bb16350dSlclee (void) fprintf(fp, "* 191: SUNIXOS2\n"); 3088bb16350dSlclee (void) fprintf(fp, "* 238: EFI_PMBR\n"); 3089bb16350dSlclee (void) fprintf(fp, "* 239: EFI_FS\n"); 3090bb16350dSlclee (void) fprintf(fp, "*\n"); 3091bb16350dSlclee (void) fprintf(fp, 30927c478bd9Sstevel@tonic-gate "\n* Id Act Bhead Bsect Bcyl Ehead Esect Ecyl" 30937c478bd9Sstevel@tonic-gate " Rsect Numsect\n"); 30947c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 30957c478bd9Sstevel@tonic-gate if (Table[i].systid != UNUSED) 3096bb16350dSlclee (void) fprintf(fp, 30977c478bd9Sstevel@tonic-gate " %-5d %-4d %-6d %-6d %-7d %-6d %-6d %-7d %-8d" 30987c478bd9Sstevel@tonic-gate " %-8d\n", 30997c478bd9Sstevel@tonic-gate Table[i].systid, 31007c478bd9Sstevel@tonic-gate Table[i].bootid, 31017c478bd9Sstevel@tonic-gate Table[i].beghead, 31027c478bd9Sstevel@tonic-gate Table[i].begsect & 0x3f, 31037c478bd9Sstevel@tonic-gate ((Table[i].begcyl & 0xff) | ((Table[i].begsect & 3104*1237e847Slclee 0xc0) << 2)), 31057c478bd9Sstevel@tonic-gate Table[i].endhead, 31067c478bd9Sstevel@tonic-gate Table[i].endsect & 0x3f, 31077c478bd9Sstevel@tonic-gate ((Table[i].endcyl & 0xff) | ((Table[i].endsect & 3108*1237e847Slclee 0xc0) << 2)), 31097c478bd9Sstevel@tonic-gate lel(Table[i].relsect), 31107c478bd9Sstevel@tonic-gate lel(Table[i].numsect)); 31117c478bd9Sstevel@tonic-gate } 31127c478bd9Sstevel@tonic-gate if (fp != stdout) 3113bb16350dSlclee (void) fclose(fp); 31147c478bd9Sstevel@tonic-gate } 31157c478bd9Sstevel@tonic-gate 31167c478bd9Sstevel@tonic-gate /* 31177c478bd9Sstevel@tonic-gate * fix_slice 31187c478bd9Sstevel@tonic-gate * Read the VTOC table on the Solaris partition and check that no 31197c478bd9Sstevel@tonic-gate * slices exist that extend past the end of the Solaris partition. 31207c478bd9Sstevel@tonic-gate * If no Solaris partition exists, nothing is done. 31217c478bd9Sstevel@tonic-gate */ 3122bb16350dSlclee static void 3123bb16350dSlclee fix_slice(void) 31247c478bd9Sstevel@tonic-gate { 31257c478bd9Sstevel@tonic-gate int i; 31267c478bd9Sstevel@tonic-gate int numsect; 31277c478bd9Sstevel@tonic-gate 31287c478bd9Sstevel@tonic-gate if (io_image) { 3129bb16350dSlclee return; 31307c478bd9Sstevel@tonic-gate } 31317c478bd9Sstevel@tonic-gate 31327c478bd9Sstevel@tonic-gate for (i = 0; i < FD_NUMPART; i++) { 31337c478bd9Sstevel@tonic-gate if (Table[i].systid == SUNIXOS || Table[i].systid == SUNIXOS2) { 31347c478bd9Sstevel@tonic-gate /* 31357c478bd9Sstevel@tonic-gate * Only the size matters (not starting point), since 31367c478bd9Sstevel@tonic-gate * VTOC entries are relative to the start of 31377c478bd9Sstevel@tonic-gate * the partition. 31387c478bd9Sstevel@tonic-gate */ 31397c478bd9Sstevel@tonic-gate numsect = lel(Table[i].numsect); 31407c478bd9Sstevel@tonic-gate break; 31417c478bd9Sstevel@tonic-gate } 31427c478bd9Sstevel@tonic-gate } 31437c478bd9Sstevel@tonic-gate 31447c478bd9Sstevel@tonic-gate if (i >= FD_NUMPART) { 31457c478bd9Sstevel@tonic-gate if (!io_nifdisk) { 31467c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 31477c478bd9Sstevel@tonic-gate "fdisk: No Solaris partition found - VTOC not" 31487c478bd9Sstevel@tonic-gate " checked.\n"); 31497c478bd9Sstevel@tonic-gate } 3150bb16350dSlclee return; 31517c478bd9Sstevel@tonic-gate } 31527c478bd9Sstevel@tonic-gate 3153bb16350dSlclee if (readvtoc() != VTOC_OK) { 31547c478bd9Sstevel@tonic-gate exit(1); /* Failed to read the VTOC */ 3155*1237e847Slclee } 3156*1237e847Slclee for (i = 0; i < V_NUMPAR; i++) { 3157*1237e847Slclee /* Special case for slice two (entire disk) */ 3158*1237e847Slclee if (i == 2) { 3159*1237e847Slclee if (disk_vtoc.v_part[i].p_start != 0) { 3160*1237e847Slclee (void) fprintf(stderr, 3161*1237e847Slclee "slice %d starts at %ld, is not at" 3162*1237e847Slclee " start of partition", 3163*1237e847Slclee i, disk_vtoc.v_part[i].p_start); 3164*1237e847Slclee if (!io_nifdisk) { 3165*1237e847Slclee (void) printf(" adjust ?:"); 3166*1237e847Slclee if (yesno()) 31677c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_start = 0; 3168*1237e847Slclee } else { 3169*1237e847Slclee disk_vtoc.v_part[i].p_start = 0; 3170*1237e847Slclee (void) fprintf(stderr, " adjusted!\n"); 31717c478bd9Sstevel@tonic-gate } 3172*1237e847Slclee 3173*1237e847Slclee } 3174*1237e847Slclee if (disk_vtoc.v_part[i].p_size != numsect) { 3175*1237e847Slclee (void) fprintf(stderr, 3176*1237e847Slclee "slice %d size %ld does not cover" 3177*1237e847Slclee " complete partition", 3178*1237e847Slclee i, disk_vtoc.v_part[i].p_size); 3179*1237e847Slclee if (!io_nifdisk) { 3180*1237e847Slclee (void) printf(" adjust ?:"); 3181*1237e847Slclee if (yesno()) 31827c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_size = 31837c478bd9Sstevel@tonic-gate numsect; 3184*1237e847Slclee } else { 3185*1237e847Slclee disk_vtoc.v_part[i].p_size = numsect; 3186*1237e847Slclee (void) fprintf(stderr, " adjusted!\n"); 31877c478bd9Sstevel@tonic-gate } 3188*1237e847Slclee } 3189*1237e847Slclee if (disk_vtoc.v_part[i].p_tag != V_BACKUP) { 3190*1237e847Slclee (void) fprintf(stderr, 3191*1237e847Slclee "slice %d tag was %d should be %d", 3192*1237e847Slclee i, disk_vtoc.v_part[i].p_tag, 3193*1237e847Slclee V_BACKUP); 3194*1237e847Slclee if (!io_nifdisk) { 3195bb16350dSlclee (void) printf(" fix ?:"); 3196*1237e847Slclee if (yesno()) 31977c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_tag = 31987c478bd9Sstevel@tonic-gate V_BACKUP; 3199*1237e847Slclee } else { 32007c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_tag = V_BACKUP; 32017c478bd9Sstevel@tonic-gate (void) fprintf(stderr, " fixed!\n"); 32027c478bd9Sstevel@tonic-gate } 3203*1237e847Slclee } 3204*1237e847Slclee continue; 3205*1237e847Slclee } 3206*1237e847Slclee if (io_ADJT) { 3207*1237e847Slclee if (disk_vtoc.v_part[i].p_start > numsect || 3208*1237e847Slclee disk_vtoc.v_part[i].p_start + 3209*1237e847Slclee disk_vtoc.v_part[i].p_size > numsect) { 3210*1237e847Slclee (void) fprintf(stderr, 3211*1237e847Slclee "slice %d (start %ld, end %ld)" 3212*1237e847Slclee " is larger than the partition", 3213*1237e847Slclee i, disk_vtoc.v_part[i].p_start, 3214*1237e847Slclee disk_vtoc.v_part[i].p_start + 3215*1237e847Slclee disk_vtoc.v_part[i].p_size); 3216*1237e847Slclee if (!io_nifdisk) { 3217*1237e847Slclee (void) printf(" remove ?:"); 3218*1237e847Slclee if (yesno()) { 32197c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_size = 0; 32207c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_start = 0; 32217c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_tag = 0; 32227c478bd9Sstevel@tonic-gate disk_vtoc.v_part[i].p_flag = 0; 32237c478bd9Sstevel@tonic-gate } 32247c478bd9Sstevel@tonic-gate } else { 3225*1237e847Slclee disk_vtoc.v_part[i].p_size = 0; 3226*1237e847Slclee disk_vtoc.v_part[i].p_start = 0; 3227*1237e847Slclee disk_vtoc.v_part[i].p_tag = 0; 3228*1237e847Slclee disk_vtoc.v_part[i].p_flag = 0; 32297c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 3230*1237e847Slclee " removed!\n"); 32317c478bd9Sstevel@tonic-gate } 32327c478bd9Sstevel@tonic-gate } 3233*1237e847Slclee continue; 3234*1237e847Slclee } 3235*1237e847Slclee if (disk_vtoc.v_part[i].p_start > numsect) { 3236*1237e847Slclee (void) fprintf(stderr, 3237*1237e847Slclee "slice %d (start %ld) is larger than the partition", 3238*1237e847Slclee i, disk_vtoc.v_part[i].p_start); 3239*1237e847Slclee if (!io_nifdisk) { 3240*1237e847Slclee (void) printf(" remove ?:"); 3241*1237e847Slclee if (yesno()) { 3242*1237e847Slclee disk_vtoc.v_part[i].p_size = 0; 3243*1237e847Slclee disk_vtoc.v_part[i].p_start = 0; 3244*1237e847Slclee disk_vtoc.v_part[i].p_tag = 0; 3245*1237e847Slclee disk_vtoc.v_part[i].p_flag = 0; 3246*1237e847Slclee } 3247*1237e847Slclee } else { 3248*1237e847Slclee disk_vtoc.v_part[i].p_size = 0; 3249*1237e847Slclee disk_vtoc.v_part[i].p_start = 0; 3250*1237e847Slclee disk_vtoc.v_part[i].p_tag = 0; 3251*1237e847Slclee disk_vtoc.v_part[i].p_flag = 0; 3252*1237e847Slclee (void) fprintf(stderr, 3253*1237e847Slclee " removed!\n"); 3254*1237e847Slclee } 3255*1237e847Slclee } else if (disk_vtoc.v_part[i].p_start 3256*1237e847Slclee + disk_vtoc.v_part[i].p_size > numsect) { 3257*1237e847Slclee (void) fprintf(stderr, 3258*1237e847Slclee "slice %d (end %ld) is larger" 3259*1237e847Slclee " than the partition", 3260*1237e847Slclee i, 3261*1237e847Slclee disk_vtoc.v_part[i].p_start + 3262*1237e847Slclee disk_vtoc.v_part[i].p_size); 3263*1237e847Slclee if (!io_nifdisk) { 3264*1237e847Slclee (void) printf(" adjust ?:"); 3265*1237e847Slclee if (yesno()) { 3266*1237e847Slclee disk_vtoc.v_part[i].p_size = numsect; 3267*1237e847Slclee } 3268*1237e847Slclee } else { 3269*1237e847Slclee disk_vtoc.v_part[i].p_size = numsect; 3270*1237e847Slclee (void) fprintf(stderr, " adjusted!\n"); 3271*1237e847Slclee } 32727c478bd9Sstevel@tonic-gate } 32737c478bd9Sstevel@tonic-gate } 32747c478bd9Sstevel@tonic-gate #if 1 /* bh for now */ 32757c478bd9Sstevel@tonic-gate /* Make the VTOC look sane - ha ha */ 32767c478bd9Sstevel@tonic-gate disk_vtoc.v_version = V_VERSION; 32777c478bd9Sstevel@tonic-gate disk_vtoc.v_sanity = VTOC_SANE; 32787c478bd9Sstevel@tonic-gate disk_vtoc.v_nparts = V_NUMPAR; 32797c478bd9Sstevel@tonic-gate if (disk_vtoc.v_sectorsz == 0) 32807c478bd9Sstevel@tonic-gate disk_vtoc.v_sectorsz = NBPSCTR; 32817c478bd9Sstevel@tonic-gate #endif 32827c478bd9Sstevel@tonic-gate 32837c478bd9Sstevel@tonic-gate /* Write the VTOC back to the disk */ 32847c478bd9Sstevel@tonic-gate if (!io_readonly) 3285bb16350dSlclee (void) writevtoc(); 32867c478bd9Sstevel@tonic-gate } 32877c478bd9Sstevel@tonic-gate 32887c478bd9Sstevel@tonic-gate /* 32897c478bd9Sstevel@tonic-gate * yesno 32907c478bd9Sstevel@tonic-gate * Get yes or no answer. Return 1 for yes and 0 for no. 32917c478bd9Sstevel@tonic-gate */ 32927c478bd9Sstevel@tonic-gate 3293bb16350dSlclee static int 3294bb16350dSlclee yesno(void) 32957c478bd9Sstevel@tonic-gate { 32967c478bd9Sstevel@tonic-gate char s[80]; 32977c478bd9Sstevel@tonic-gate 32987c478bd9Sstevel@tonic-gate for (;;) { 3299bb16350dSlclee (void) gets(s); 33007c478bd9Sstevel@tonic-gate rm_blanks(s); 33017c478bd9Sstevel@tonic-gate if ((s[1] != 0) || ((s[0] != 'y') && (s[0] != 'n'))) { 3302bb16350dSlclee (void) printf(E_LINE); 3303bb16350dSlclee (void) printf("Please answer with \"y\" or \"n\": "); 33047c478bd9Sstevel@tonic-gate continue; 33057c478bd9Sstevel@tonic-gate } 33067c478bd9Sstevel@tonic-gate if (s[0] == 'y') 33077c478bd9Sstevel@tonic-gate return (1); 33087c478bd9Sstevel@tonic-gate else 33097c478bd9Sstevel@tonic-gate return (0); 33107c478bd9Sstevel@tonic-gate } 33117c478bd9Sstevel@tonic-gate } 33127c478bd9Sstevel@tonic-gate 33137c478bd9Sstevel@tonic-gate /* 33147c478bd9Sstevel@tonic-gate * readvtoc 33157c478bd9Sstevel@tonic-gate * Read the VTOC from the Solaris partition of the device. 33167c478bd9Sstevel@tonic-gate */ 3317bb16350dSlclee static int 3318bb16350dSlclee readvtoc(void) 33197c478bd9Sstevel@tonic-gate { 33207c478bd9Sstevel@tonic-gate int i; 33217c478bd9Sstevel@tonic-gate int retval = VTOC_OK; 33227c478bd9Sstevel@tonic-gate 33237c478bd9Sstevel@tonic-gate if ((i = read_vtoc(Dev, &disk_vtoc)) < VTOC_OK) { 33247c478bd9Sstevel@tonic-gate if (i == VT_EINVAL) { 33257c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: Invalid VTOC.\n"); 33267c478bd9Sstevel@tonic-gate vt_inval++; 33277c478bd9Sstevel@tonic-gate retval = VTOC_INVAL; 33287c478bd9Sstevel@tonic-gate } else if (i == VT_ENOTSUP) { 33297c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: partition may have EFI " 3330*1237e847Slclee "GPT\n"); 33317c478bd9Sstevel@tonic-gate retval = VTOC_NOTSUP; 33327c478bd9Sstevel@tonic-gate } else { 33337c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: Cannot read VTOC.\n"); 33347c478bd9Sstevel@tonic-gate retval = VTOC_RWERR; 33357c478bd9Sstevel@tonic-gate } 33367c478bd9Sstevel@tonic-gate } 33377c478bd9Sstevel@tonic-gate return (retval); 33387c478bd9Sstevel@tonic-gate } 33397c478bd9Sstevel@tonic-gate 33407c478bd9Sstevel@tonic-gate /* 33417c478bd9Sstevel@tonic-gate * writevtoc 33427c478bd9Sstevel@tonic-gate * Write the VTOC to the Solaris partition on the device. 33437c478bd9Sstevel@tonic-gate */ 3344bb16350dSlclee static int 3345bb16350dSlclee writevtoc(void) 33467c478bd9Sstevel@tonic-gate { 33477c478bd9Sstevel@tonic-gate int i; 33487c478bd9Sstevel@tonic-gate int retval = 0; 33497c478bd9Sstevel@tonic-gate 33507c478bd9Sstevel@tonic-gate if ((i = write_vtoc(Dev, &disk_vtoc)) != 0) { 33517c478bd9Sstevel@tonic-gate if (i == VT_EINVAL) { 33527c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 33537c478bd9Sstevel@tonic-gate "fdisk: Invalid entry exists in VTOC.\n"); 33547c478bd9Sstevel@tonic-gate retval = VTOC_INVAL; 33557c478bd9Sstevel@tonic-gate } else if (i == VT_ENOTSUP) { 33567c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: partition may have EFI " 3357*1237e847Slclee "GPT\n"); 33587c478bd9Sstevel@tonic-gate retval = VTOC_NOTSUP; 33597c478bd9Sstevel@tonic-gate } else { 33607c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "fdisk: Cannot write VTOC.\n"); 33617c478bd9Sstevel@tonic-gate retval = VTOC_RWERR; 33627c478bd9Sstevel@tonic-gate } 33637c478bd9Sstevel@tonic-gate } 33647c478bd9Sstevel@tonic-gate return (retval); 33657c478bd9Sstevel@tonic-gate } 33667c478bd9Sstevel@tonic-gate 33677c478bd9Sstevel@tonic-gate /* 33687c478bd9Sstevel@tonic-gate * efi_ioctl 33697c478bd9Sstevel@tonic-gate * issues DKIOCSETEFI IOCTL 33707c478bd9Sstevel@tonic-gate * (duplicate of private efi_ioctl() in rdwr_efi.c 33717c478bd9Sstevel@tonic-gate */ 33727c478bd9Sstevel@tonic-gate static int 33737c478bd9Sstevel@tonic-gate efi_ioctl(int fd, int cmd, dk_efi_t *dk_ioc) 33747c478bd9Sstevel@tonic-gate { 33757c478bd9Sstevel@tonic-gate void *data = dk_ioc->dki_data; 33767c478bd9Sstevel@tonic-gate int error; 33777c478bd9Sstevel@tonic-gate 33787c478bd9Sstevel@tonic-gate dk_ioc->dki_data_64 = (uintptr_t)data; 33797c478bd9Sstevel@tonic-gate error = ioctl(fd, cmd, (void *)dk_ioc); 33807c478bd9Sstevel@tonic-gate 33817c478bd9Sstevel@tonic-gate return (error); 33827c478bd9Sstevel@tonic-gate } 33837c478bd9Sstevel@tonic-gate 33847c478bd9Sstevel@tonic-gate /* 33857c478bd9Sstevel@tonic-gate * clear_efi 33867c478bd9Sstevel@tonic-gate * Clear EFI labels from the EFI_PMBR partition on the device 33877c478bd9Sstevel@tonic-gate * This function is modeled on the libefi(3LIB) call efi_write() 33887c478bd9Sstevel@tonic-gate */ 3389bb16350dSlclee static int 3390bb16350dSlclee clear_efi(void) 33917c478bd9Sstevel@tonic-gate { 33927c478bd9Sstevel@tonic-gate struct dk_gpt *efi_vtoc; 33937c478bd9Sstevel@tonic-gate dk_efi_t dk_ioc; 33947c478bd9Sstevel@tonic-gate 33957c478bd9Sstevel@tonic-gate /* 33967c478bd9Sstevel@tonic-gate * see if we can read the EFI label 33977c478bd9Sstevel@tonic-gate */ 33987c478bd9Sstevel@tonic-gate if (efi_alloc_and_read(Dev, &efi_vtoc) < 0) { 33997c478bd9Sstevel@tonic-gate return (VT_ERROR); 34007c478bd9Sstevel@tonic-gate } 34017c478bd9Sstevel@tonic-gate 34027c478bd9Sstevel@tonic-gate /* 34037c478bd9Sstevel@tonic-gate * set up the dk_ioc structure for writing 34047c478bd9Sstevel@tonic-gate */ 34057c478bd9Sstevel@tonic-gate dk_ioc.dki_lba = 1; 34067c478bd9Sstevel@tonic-gate dk_ioc.dki_length = EFI_MIN_ARRAY_SIZE + efi_vtoc->efi_lbasize; 34077c478bd9Sstevel@tonic-gate 34087c478bd9Sstevel@tonic-gate if ((dk_ioc.dki_data = calloc(dk_ioc.dki_length, 1)) == NULL) { 34097c478bd9Sstevel@tonic-gate return (VT_ERROR); 34107c478bd9Sstevel@tonic-gate } 34117c478bd9Sstevel@tonic-gate 34127c478bd9Sstevel@tonic-gate /* 34137c478bd9Sstevel@tonic-gate * clear the primary label 34147c478bd9Sstevel@tonic-gate */ 34157c478bd9Sstevel@tonic-gate if (io_debug) { 3416bb16350dSlclee (void) fprintf(stderr, 3417bb16350dSlclee "\tClearing primary EFI label at block %lld\n", 3418bb16350dSlclee dk_ioc.dki_lba); 34197c478bd9Sstevel@tonic-gate } 34207c478bd9Sstevel@tonic-gate 34217c478bd9Sstevel@tonic-gate if (efi_ioctl(Dev, DKIOCSETEFI, &dk_ioc) == -1) { 34227c478bd9Sstevel@tonic-gate free(dk_ioc.dki_data); 34237c478bd9Sstevel@tonic-gate switch (errno) { 34247c478bd9Sstevel@tonic-gate case EIO: 34257c478bd9Sstevel@tonic-gate return (VT_EIO); 34267c478bd9Sstevel@tonic-gate case EINVAL: 34277c478bd9Sstevel@tonic-gate return (VT_EINVAL); 34287c478bd9Sstevel@tonic-gate default: 34297c478bd9Sstevel@tonic-gate return (VT_ERROR); 34307c478bd9Sstevel@tonic-gate } 34317c478bd9Sstevel@tonic-gate } 34327c478bd9Sstevel@tonic-gate 34337c478bd9Sstevel@tonic-gate /* 34347c478bd9Sstevel@tonic-gate * clear the backup partition table 34357c478bd9Sstevel@tonic-gate */ 34367c478bd9Sstevel@tonic-gate dk_ioc.dki_lba = efi_vtoc->efi_last_u_lba + 1; 34377c478bd9Sstevel@tonic-gate dk_ioc.dki_length -= efi_vtoc->efi_lbasize; 34387c478bd9Sstevel@tonic-gate dk_ioc.dki_data++; 34397c478bd9Sstevel@tonic-gate if (io_debug) { 3440bb16350dSlclee (void) fprintf(stderr, 3441bb16350dSlclee "\tClearing backup partition table at block %lld\n", 3442bb16350dSlclee dk_ioc.dki_lba); 34437c478bd9Sstevel@tonic-gate } 34447c478bd9Sstevel@tonic-gate 34457c478bd9Sstevel@tonic-gate if (efi_ioctl(Dev, DKIOCSETEFI, &dk_ioc) == -1) { 34467c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "\tUnable to clear backup EFI label at " 3447*1237e847Slclee "block %llu; errno %d\n", efi_vtoc->efi_last_u_lba + 1, 3448*1237e847Slclee errno); 34497c478bd9Sstevel@tonic-gate } 34507c478bd9Sstevel@tonic-gate 34517c478bd9Sstevel@tonic-gate /* 34527c478bd9Sstevel@tonic-gate * clear the backup label 34537c478bd9Sstevel@tonic-gate */ 34547c478bd9Sstevel@tonic-gate dk_ioc.dki_lba = efi_vtoc->efi_last_lba; 34557c478bd9Sstevel@tonic-gate dk_ioc.dki_length = efi_vtoc->efi_lbasize; 34567c478bd9Sstevel@tonic-gate dk_ioc.dki_data--; 34577c478bd9Sstevel@tonic-gate if (io_debug) { 3458bb16350dSlclee (void) fprintf(stderr, "\tClearing backup label at block " 3459bb16350dSlclee "%lld\n", dk_ioc.dki_lba); 34607c478bd9Sstevel@tonic-gate } 34617c478bd9Sstevel@tonic-gate 34627c478bd9Sstevel@tonic-gate if (efi_ioctl(Dev, DKIOCSETEFI, &dk_ioc) == -1) { 3463bb16350dSlclee (void) fprintf(stderr, 3464bb16350dSlclee "\tUnable to clear backup EFI label at " 3465bb16350dSlclee "block %llu; errno %d\n", 3466bb16350dSlclee efi_vtoc->efi_last_lba, 3467bb16350dSlclee errno); 34687c478bd9Sstevel@tonic-gate } 34697c478bd9Sstevel@tonic-gate 34707c478bd9Sstevel@tonic-gate free(dk_ioc.dki_data); 34717c478bd9Sstevel@tonic-gate efi_free(efi_vtoc); 34727c478bd9Sstevel@tonic-gate 34737c478bd9Sstevel@tonic-gate return (0); 34747c478bd9Sstevel@tonic-gate } 34757c478bd9Sstevel@tonic-gate 34767c478bd9Sstevel@tonic-gate /* 34777c478bd9Sstevel@tonic-gate * clear_vtoc 34787c478bd9Sstevel@tonic-gate * Clear the VTOC from the current or previous Solaris partition on the 34797c478bd9Sstevel@tonic-gate * device. 34807c478bd9Sstevel@tonic-gate */ 3481bb16350dSlclee static void 34827c478bd9Sstevel@tonic-gate clear_vtoc(int table, int part) 34837c478bd9Sstevel@tonic-gate { 34847c478bd9Sstevel@tonic-gate struct ipart *clr_table; 34857c478bd9Sstevel@tonic-gate struct dk_label disk_label; 34867c478bd9Sstevel@tonic-gate int pcyl, ncyl, backup_block, solaris_offset, count, bytes, seek_byte; 34877c478bd9Sstevel@tonic-gate 34887c478bd9Sstevel@tonic-gate #ifdef DEBUG 34897c478bd9Sstevel@tonic-gate struct dk_label read_label; 34907c478bd9Sstevel@tonic-gate #endif /* DEBUG */ 34917c478bd9Sstevel@tonic-gate 34927c478bd9Sstevel@tonic-gate if (table == OLD) { 34937c478bd9Sstevel@tonic-gate clr_table = &Old_Table[part]; 34947c478bd9Sstevel@tonic-gate } else { 34957c478bd9Sstevel@tonic-gate clr_table = &Table[part]; 34967c478bd9Sstevel@tonic-gate } 34977c478bd9Sstevel@tonic-gate 3498bb16350dSlclee (void) memset(&disk_label, 0, sizeof (struct dk_label)); 34997c478bd9Sstevel@tonic-gate 35007c478bd9Sstevel@tonic-gate seek_byte = (lel(clr_table->relsect) * sectsiz) + VTOC_OFFSET; 35017c478bd9Sstevel@tonic-gate 35027c478bd9Sstevel@tonic-gate if (io_debug) { 3503bb16350dSlclee (void) fprintf(stderr, "\tClearing primary VTOC at byte %d\n", 35047c478bd9Sstevel@tonic-gate seek_byte); 35057c478bd9Sstevel@tonic-gate } 35067c478bd9Sstevel@tonic-gate 35077c478bd9Sstevel@tonic-gate if (lseek(Dev, seek_byte, SEEK_SET) == -1) { 3508bb16350dSlclee (void) fprintf(stderr, 3509bb16350dSlclee "\tError seeking to primary label at byte %d\n", 35107c478bd9Sstevel@tonic-gate seek_byte); 3511bb16350dSlclee return; 35127c478bd9Sstevel@tonic-gate } 35137c478bd9Sstevel@tonic-gate 35147c478bd9Sstevel@tonic-gate bytes = write(Dev, &disk_label, sizeof (struct dk_label)); 35157c478bd9Sstevel@tonic-gate 35167c478bd9Sstevel@tonic-gate if (bytes != sizeof (struct dk_label)) { 3517bb16350dSlclee (void) fprintf(stderr, 3518bb16350dSlclee "\tWarning: only %d bytes written to clear primary VTOC!\n", 3519bb16350dSlclee bytes); 35207c478bd9Sstevel@tonic-gate } 35217c478bd9Sstevel@tonic-gate 35227c478bd9Sstevel@tonic-gate #ifdef DEBUG 35237c478bd9Sstevel@tonic-gate if (lseek(Dev, seek_byte, SEEK_SET) == -1) { 3524bb16350dSlclee (void) fprintf(stderr, 3525bb16350dSlclee "DEBUG: Error seeking to primary label at byte %d\n", 3526bb16350dSlclee seek_byte); 3527bb16350dSlclee return; 35287c478bd9Sstevel@tonic-gate } else { 3529bb16350dSlclee (void) fprintf(stderr, "DEBUG: Successful lseek() to byte %d\n", 35307c478bd9Sstevel@tonic-gate seek_byte); 35317c478bd9Sstevel@tonic-gate } 35327c478bd9Sstevel@tonic-gate 35337c478bd9Sstevel@tonic-gate bytes = read(Dev, &read_label, sizeof (struct dk_label)); 35347c478bd9Sstevel@tonic-gate 35357c478bd9Sstevel@tonic-gate if (bytes != sizeof (struct dk_label)) { 3536bb16350dSlclee (void) fprintf(stderr, 3537bb16350dSlclee "DEBUG: Warning: only %d bytes read of label\n", 35387c478bd9Sstevel@tonic-gate bytes); 35397c478bd9Sstevel@tonic-gate } 35407c478bd9Sstevel@tonic-gate 35417c478bd9Sstevel@tonic-gate if (memcmp(&disk_label, &read_label, sizeof (struct dk_label)) != 0) { 3542bb16350dSlclee (void) fprintf(stderr, 3543bb16350dSlclee "DEBUG: Warning: disk_label and read_label differ!!!\n"); 35447c478bd9Sstevel@tonic-gate } else { 3545bb16350dSlclee (void) fprintf(stderr, "DEBUG Good compare of disk_label and " 35467c478bd9Sstevel@tonic-gate "read_label\n"); 35477c478bd9Sstevel@tonic-gate } 35487c478bd9Sstevel@tonic-gate #endif /* DEBUG */ 35497c478bd9Sstevel@tonic-gate 35507c478bd9Sstevel@tonic-gate /* Clear backup label */ 35517c478bd9Sstevel@tonic-gate pcyl = lel(clr_table->numsect) / (heads * sectors); 35527c478bd9Sstevel@tonic-gate solaris_offset = lel(clr_table->relsect); 35537c478bd9Sstevel@tonic-gate ncyl = pcyl - acyl; 35547c478bd9Sstevel@tonic-gate 35557c478bd9Sstevel@tonic-gate backup_block = ((ncyl + acyl - 1) * 35567c478bd9Sstevel@tonic-gate (heads * sectors)) + ((heads - 1) * sectors) + 1; 35577c478bd9Sstevel@tonic-gate 35587c478bd9Sstevel@tonic-gate for (count = 1; count < 6; count++) { 35597c478bd9Sstevel@tonic-gate seek_byte = (solaris_offset + backup_block) * 512; 35607c478bd9Sstevel@tonic-gate 35617c478bd9Sstevel@tonic-gate if (lseek(Dev, seek_byte, SEEK_SET) == -1) { 3562bb16350dSlclee (void) fprintf(stderr, 35637c478bd9Sstevel@tonic-gate "\tError seeking to backup label at byte %d on " 35647c478bd9Sstevel@tonic-gate "%s.\n", seek_byte, Dfltdev); 3565bb16350dSlclee return; 35667c478bd9Sstevel@tonic-gate } 35677c478bd9Sstevel@tonic-gate 35687c478bd9Sstevel@tonic-gate if (io_debug) { 3569bb16350dSlclee (void) fprintf(stderr, "\tClearing backup VTOC at" 35707c478bd9Sstevel@tonic-gate " byte %d (block %d)\n", 35717c478bd9Sstevel@tonic-gate (solaris_offset + backup_block) * 512, 35727c478bd9Sstevel@tonic-gate (solaris_offset + backup_block)); 35737c478bd9Sstevel@tonic-gate } 35747c478bd9Sstevel@tonic-gate 35757c478bd9Sstevel@tonic-gate bytes = write(Dev, &disk_label, sizeof (struct dk_label)); 35767c478bd9Sstevel@tonic-gate 35777c478bd9Sstevel@tonic-gate if (bytes != sizeof (struct dk_label)) { 3578bb16350dSlclee (void) fprintf(stderr, 3579bb16350dSlclee "\t\tWarning: only %d bytes written to " 35807c478bd9Sstevel@tonic-gate "clear backup VTOC at block %d!\n", bytes, 35817c478bd9Sstevel@tonic-gate (solaris_offset + backup_block)); 35827c478bd9Sstevel@tonic-gate } 35837c478bd9Sstevel@tonic-gate 35847c478bd9Sstevel@tonic-gate #ifdef DEBUG 35857c478bd9Sstevel@tonic-gate if (lseek(Dev, seek_byte, SEEK_SET) == -1) { 3586bb16350dSlclee (void) fprintf(stderr, 3587bb16350dSlclee "DEBUG: Error seeking to backup label at byte %d\n", 3588bb16350dSlclee seek_byte); 3589bb16350dSlclee return; 35907c478bd9Sstevel@tonic-gate } else { 3591bb16350dSlclee (void) fprintf(stderr, "DEBUG: Successful lseek() to byte %d\n", 35927c478bd9Sstevel@tonic-gate seek_byte); 35937c478bd9Sstevel@tonic-gate } 35947c478bd9Sstevel@tonic-gate 35957c478bd9Sstevel@tonic-gate bytes = read(Dev, &read_label, sizeof (struct dk_label)); 35967c478bd9Sstevel@tonic-gate 35977c478bd9Sstevel@tonic-gate if (bytes != sizeof (struct dk_label)) { 3598bb16350dSlclee (void) fprintf(stderr, 3599bb16350dSlclee "DEBUG: Warning: only %d bytes read of backup label\n", 3600bb16350dSlclee bytes); 36017c478bd9Sstevel@tonic-gate } 36027c478bd9Sstevel@tonic-gate 36037c478bd9Sstevel@tonic-gate if (memcmp(&disk_label, &read_label, sizeof (struct dk_label)) != 0) { 3604bb16350dSlclee (void) fprintf(stderr, 3605bb16350dSlclee "DEBUG: Warning: disk_label and read_label differ!!!\n"); 36067c478bd9Sstevel@tonic-gate } else { 3607bb16350dSlclee (void) fprintf(stderr, 3608bb16350dSlclee "DEBUG: Good compare of disk_label and backup " 36097c478bd9Sstevel@tonic-gate "read_label\n"); 36107c478bd9Sstevel@tonic-gate } 36117c478bd9Sstevel@tonic-gate #endif /* DEBUG */ 36127c478bd9Sstevel@tonic-gate 36137c478bd9Sstevel@tonic-gate backup_block += 2; 36147c478bd9Sstevel@tonic-gate } 36157c478bd9Sstevel@tonic-gate } 36167c478bd9Sstevel@tonic-gate 36177c478bd9Sstevel@tonic-gate #define FDISK_STANDARD_LECTURE \ 36187c478bd9Sstevel@tonic-gate "Fdisk is normally used with the device that " \ 36197c478bd9Sstevel@tonic-gate "represents the entire fixed disk.\n" \ 36207c478bd9Sstevel@tonic-gate "(For example, /dev/rdsk/c0d0p0 on x86 or " \ 36217c478bd9Sstevel@tonic-gate "/dev/rdsk/c0t5d0s2 on sparc).\n" 36227c478bd9Sstevel@tonic-gate 36237c478bd9Sstevel@tonic-gate #define FDISK_LECTURE_NOT_SECTOR_ZERO \ 36247c478bd9Sstevel@tonic-gate "The device does not appear to include absolute\n" \ 36257c478bd9Sstevel@tonic-gate "sector 0 of the PHYSICAL disk " \ 36267c478bd9Sstevel@tonic-gate "(the normal location for an fdisk table).\n" 36277c478bd9Sstevel@tonic-gate 36287c478bd9Sstevel@tonic-gate #define FDISK_LECTURE_NOT_FULL \ 36297c478bd9Sstevel@tonic-gate "The device does not appear to encompass the entire PHYSICAL disk.\n" 36307c478bd9Sstevel@tonic-gate 36317c478bd9Sstevel@tonic-gate #define FDISK_LECTURE_NO_VTOC \ 36327c478bd9Sstevel@tonic-gate "Unable to find a volume table of contents.\n" \ 36337c478bd9Sstevel@tonic-gate "Cannot verify the device encompasses the full PHYSICAL disk.\n" 36347c478bd9Sstevel@tonic-gate 36357c478bd9Sstevel@tonic-gate #define FDISK_LECTURE_NO_GEOM \ 36367c478bd9Sstevel@tonic-gate "Unable to get geometry from device.\n" \ 36377c478bd9Sstevel@tonic-gate "Cannot verify the device encompasses the full PHYSICAL disk.\n" 36387c478bd9Sstevel@tonic-gate 36397c478bd9Sstevel@tonic-gate #define FDISK_SHALL_I_CONTINUE \ 36407c478bd9Sstevel@tonic-gate "Are you sure you want to continue? (y/n) " 36417c478bd9Sstevel@tonic-gate 36427c478bd9Sstevel@tonic-gate /* 36437c478bd9Sstevel@tonic-gate * lecture_and_query 36447c478bd9Sstevel@tonic-gate * Called when a sanity check fails. This routine gives a warning 36457c478bd9Sstevel@tonic-gate * specific to the check that fails, followed by a generic lecture 36467c478bd9Sstevel@tonic-gate * about the "right" device to supply as input. Then, if appropriate, 36477c478bd9Sstevel@tonic-gate * it will prompt the user on whether or not they want to continue. 36487c478bd9Sstevel@tonic-gate * Inappropriate times for prompting are when the user has selected 36497c478bd9Sstevel@tonic-gate * non-interactive mode or read-only mode. 36507c478bd9Sstevel@tonic-gate */ 3651bb16350dSlclee static int 36527c478bd9Sstevel@tonic-gate lecture_and_query(char *warning, char *devname) 36537c478bd9Sstevel@tonic-gate { 36547c478bd9Sstevel@tonic-gate if (io_nifdisk) 36557c478bd9Sstevel@tonic-gate return (0); 36567c478bd9Sstevel@tonic-gate 3657bb16350dSlclee (void) fprintf(stderr, "WARNING: Device %s: \n", devname); 3658bb16350dSlclee (void) fprintf(stderr, "%s", warning); 3659bb16350dSlclee (void) fprintf(stderr, FDISK_STANDARD_LECTURE); 3660bb16350dSlclee (void) fprintf(stderr, FDISK_SHALL_I_CONTINUE); 36617c478bd9Sstevel@tonic-gate 36627c478bd9Sstevel@tonic-gate return (yesno()); 36637c478bd9Sstevel@tonic-gate } 36647c478bd9Sstevel@tonic-gate 3665bb16350dSlclee static void 36667c478bd9Sstevel@tonic-gate sanity_check_provided_device(char *devname, int fd) 36677c478bd9Sstevel@tonic-gate { 36687c478bd9Sstevel@tonic-gate struct vtoc v; 36697c478bd9Sstevel@tonic-gate struct dk_geom d; 36707c478bd9Sstevel@tonic-gate struct part_info pi; 36717c478bd9Sstevel@tonic-gate long totsize; 36727c478bd9Sstevel@tonic-gate int idx = -1; 36737c478bd9Sstevel@tonic-gate 36747c478bd9Sstevel@tonic-gate /* 36757c478bd9Sstevel@tonic-gate * First try the PARTINFO ioctl. If it works, we will be able 36767c478bd9Sstevel@tonic-gate * to tell if they've specified the full disk partition by checking 36777c478bd9Sstevel@tonic-gate * to see if they've specified a partition that starts at sector 0. 36787c478bd9Sstevel@tonic-gate */ 36797c478bd9Sstevel@tonic-gate if (ioctl(fd, DKIOCPARTINFO, &pi) != -1) { 36807c478bd9Sstevel@tonic-gate if (pi.p_start != 0) { 36817c478bd9Sstevel@tonic-gate if (!lecture_and_query(FDISK_LECTURE_NOT_SECTOR_ZERO, 36827c478bd9Sstevel@tonic-gate devname)) { 36837c478bd9Sstevel@tonic-gate (void) close(fd); 36847c478bd9Sstevel@tonic-gate exit(1); 36857c478bd9Sstevel@tonic-gate } 36867c478bd9Sstevel@tonic-gate } 36877c478bd9Sstevel@tonic-gate } else { 36887c478bd9Sstevel@tonic-gate if ((idx = read_vtoc(fd, &v)) < 0) { 36897c478bd9Sstevel@tonic-gate if (!lecture_and_query(FDISK_LECTURE_NO_VTOC, 36907c478bd9Sstevel@tonic-gate devname)) { 36917c478bd9Sstevel@tonic-gate (void) close(fd); 36927c478bd9Sstevel@tonic-gate exit(1); 36937c478bd9Sstevel@tonic-gate } 36947c478bd9Sstevel@tonic-gate return; 36957c478bd9Sstevel@tonic-gate } 36967c478bd9Sstevel@tonic-gate if (ioctl(fd, DKIOCGGEOM, &d) == -1) { 36977c478bd9Sstevel@tonic-gate perror(devname); 36987c478bd9Sstevel@tonic-gate if (!lecture_and_query(FDISK_LECTURE_NO_GEOM, 36997c478bd9Sstevel@tonic-gate devname)) { 37007c478bd9Sstevel@tonic-gate (void) close(fd); 37017c478bd9Sstevel@tonic-gate exit(1); 37027c478bd9Sstevel@tonic-gate } 37037c478bd9Sstevel@tonic-gate return; 37047c478bd9Sstevel@tonic-gate } 37057c478bd9Sstevel@tonic-gate totsize = d.dkg_ncyl * d.dkg_nhead * d.dkg_nsect; 37067c478bd9Sstevel@tonic-gate if (v.v_part[idx].p_size != totsize) { 37077c478bd9Sstevel@tonic-gate if (!lecture_and_query(FDISK_LECTURE_NOT_FULL, 37087c478bd9Sstevel@tonic-gate devname)) { 37097c478bd9Sstevel@tonic-gate (void) close(fd); 37107c478bd9Sstevel@tonic-gate exit(1); 37117c478bd9Sstevel@tonic-gate } 37127c478bd9Sstevel@tonic-gate } 37137c478bd9Sstevel@tonic-gate } 37147c478bd9Sstevel@tonic-gate } 37157c478bd9Sstevel@tonic-gate 37167c478bd9Sstevel@tonic-gate 37177c478bd9Sstevel@tonic-gate /* 37187c478bd9Sstevel@tonic-gate * get_node 37197c478bd9Sstevel@tonic-gate * Called from main to construct the name of the device node to open. 37207c478bd9Sstevel@tonic-gate * Initially tries to stat the node exactly as provided, if that fails 37217c478bd9Sstevel@tonic-gate * we prepend the default path (/dev/rdsk/). 37227c478bd9Sstevel@tonic-gate */ 37237c478bd9Sstevel@tonic-gate static char * 37247c478bd9Sstevel@tonic-gate get_node(char *devname) 37257c478bd9Sstevel@tonic-gate { 37267c478bd9Sstevel@tonic-gate char *node; 37277c478bd9Sstevel@tonic-gate struct stat statbuf; 37287c478bd9Sstevel@tonic-gate size_t space; 37297c478bd9Sstevel@tonic-gate 37307c478bd9Sstevel@tonic-gate /* Don't do anything if we are skipping device checks */ 37317c478bd9Sstevel@tonic-gate if (io_image) 37327c478bd9Sstevel@tonic-gate return (devname); 37337c478bd9Sstevel@tonic-gate 37347c478bd9Sstevel@tonic-gate node = devname; 37357c478bd9Sstevel@tonic-gate 37367c478bd9Sstevel@tonic-gate /* Try the node as provided first */ 37377c478bd9Sstevel@tonic-gate if (stat(node, (struct stat *)&statbuf) == -1) { 37387c478bd9Sstevel@tonic-gate /* 37397c478bd9Sstevel@tonic-gate * Copy the passed in string to a new buffer, prepend the 37407c478bd9Sstevel@tonic-gate * default path and try again. 37417c478bd9Sstevel@tonic-gate */ 37427c478bd9Sstevel@tonic-gate space = strlen(DEFAULT_PATH) + strlen(devname) + 1; 37437c478bd9Sstevel@tonic-gate 37447c478bd9Sstevel@tonic-gate if ((node = malloc(space)) == NULL) { 3745bb16350dSlclee (void) fprintf(stderr, "fdisk: Unable to obtain memory " 37467c478bd9Sstevel@tonic-gate "for device node.\n"); 37477c478bd9Sstevel@tonic-gate exit(1); 37487c478bd9Sstevel@tonic-gate } 37497c478bd9Sstevel@tonic-gate 37507c478bd9Sstevel@tonic-gate /* Copy over the default path and the provided node */ 37517c478bd9Sstevel@tonic-gate (void) strncpy(node, DEFAULT_PATH, strlen(DEFAULT_PATH)); 37527c478bd9Sstevel@tonic-gate space -= strlen(DEFAULT_PATH); 37537c478bd9Sstevel@tonic-gate (void) strlcpy(node + strlen(DEFAULT_PATH), devname, space); 37547c478bd9Sstevel@tonic-gate 37557c478bd9Sstevel@tonic-gate /* Try to stat it again */ 37567c478bd9Sstevel@tonic-gate if (stat(node, (struct stat *)&statbuf) == -1) { 37577c478bd9Sstevel@tonic-gate /* Failed all options, give up */ 3758bb16350dSlclee (void) fprintf(stderr, 3759bb16350dSlclee "fdisk: Cannot stat device %s.\n", 37607c478bd9Sstevel@tonic-gate devname); 37617c478bd9Sstevel@tonic-gate exit(1); 37627c478bd9Sstevel@tonic-gate } 37637c478bd9Sstevel@tonic-gate } 37647c478bd9Sstevel@tonic-gate 37657c478bd9Sstevel@tonic-gate /* Make sure the device specified is the raw device */ 37667c478bd9Sstevel@tonic-gate if ((statbuf.st_mode & S_IFMT) != S_IFCHR) { 3767bb16350dSlclee (void) fprintf(stderr, 3768bb16350dSlclee "fdisk: %s must be a raw device.\n", node); 37697c478bd9Sstevel@tonic-gate exit(1); 37707c478bd9Sstevel@tonic-gate } 37717c478bd9Sstevel@tonic-gate 37727c478bd9Sstevel@tonic-gate return (node); 37737c478bd9Sstevel@tonic-gate } 3774