1994-05-26 06:35:07 +00:00
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/*
|
2002-03-11 04:41:42 +00:00
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* Copyright (c) 1994, 1995 Gordon W. Ross
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* Copyright (c) 1994 Theo de Raadt
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* All rights reserved.
|
1994-05-26 06:35:07 +00:00
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* Copyright (c) 1987, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Symmetric Computer Systems.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
|
2002-03-11 04:41:42 +00:00
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* This product includes software developed by Theo de Raadt.
|
1994-05-26 06:35:07 +00:00
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
|
2002-03-11 04:41:42 +00:00
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*
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* from: $NetBSD: disksubr.c,v 1.13 2000/12/17 22:39:18 pk $
|
1994-05-26 06:35:07 +00:00
|
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*/
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#ifndef lint
|
1998-06-04 06:49:13 +00:00
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static const char copyright[] =
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1994-05-26 06:35:07 +00:00
|
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|
"@(#) Copyright (c) 1987, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
|
1998-06-04 06:49:13 +00:00
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#if 0
|
1994-05-26 06:35:07 +00:00
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|
static char sccsid[] = "@(#)disklabel.c 8.2 (Berkeley) 1/7/94";
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/* from static char sccsid[] = "@(#)disklabel.c 1.2 (Symmetric) 11/28/85"; */
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1998-06-04 06:49:13 +00:00
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|
#endif
|
1994-05-26 06:35:07 +00:00
|
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#endif /* not lint */
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|
2002-07-03 16:43:11 +00:00
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|
#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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|
1994-05-26 06:35:07 +00:00
|
|
|
#include <sys/param.h>
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|
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#include <sys/file.h>
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#include <sys/stat.h>
|
1996-01-21 23:55:47 +00:00
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|
#include <sys/wait.h>
|
2002-09-20 09:18:31 +00:00
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#include <sys/disk.h>
|
1994-05-26 06:35:07 +00:00
|
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#define DKTYPENAMES
|
2002-08-16 16:08:36 +00:00
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#define FSTYPENAMES
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1994-05-26 06:35:07 +00:00
|
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#include <sys/disklabel.h>
|
2003-03-16 00:11:49 +00:00
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#include <sys/diskmbr.h>
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#if (DOSPARTOFF != 446 || NDOSPART != 4 || DOSPTYP_386BSD != 0xa5)
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#error <sys/diskmbr.h> has changed
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#else
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#define I386_DOSPARTOFF 446
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#define I386_NDOSPART 4
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#define I386_DOSPTYP_386BSD 0xa5
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#endif
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#undef DOSPARTOFF
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#undef NDOSPART
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#undef DOSPTYP_386BSD
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|
2002-10-08 12:13:19 +00:00
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#include <sys/diskpc98.h>
|
2003-03-16 00:11:49 +00:00
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#if (DOSPARTOFF != 0 || NDOSPART != 16 || DOSPTYP_386BSD != 0x94)
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#error <sys/diskpc98.h> has changed
|
2002-10-08 12:13:19 +00:00
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#else
|
2003-03-16 00:11:49 +00:00
|
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|
#define PC98_DOSPARTOFF 0
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#define PC98_NDOSPART 16
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#define PC98_DOSPTYP_386BSD 0x94
|
2002-10-08 12:13:19 +00:00
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#endif
|
2003-03-16 00:11:49 +00:00
|
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|
#undef DOSPARTOFF
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#undef NDOSPART
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#undef DOSPTYP_386BSD
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|
|
#define IS_PC98 (arch->mach == MACH_PC98)
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#define DOSPARTOFF (IS_PC98 ? PC98_DOSPARTOFF : I386_DOSPARTOFF)
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|
#define NDOSPART (IS_PC98 ? PC98_NDOSPART : I386_NDOSPART)
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|
|
#define DOSPTYP_386BSD (IS_PC98 ? PC98_DOSPTYP_386BSD : I386_DOSPTYP_386BSD)
|
2002-07-03 16:43:11 +00:00
|
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|
1994-05-26 06:35:07 +00:00
|
|
|
#include <unistd.h>
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|
|
#include <string.h>
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#include <stdio.h>
|
1996-01-21 23:55:47 +00:00
|
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|
#include <stdlib.h>
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|
|
#include <signal.h>
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#include <stdarg.h>
|
1994-05-26 06:35:07 +00:00
|
|
|
#include <ctype.h>
|
1997-06-10 11:08:53 +00:00
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|
#include <err.h>
|
2000-04-14 06:15:01 +00:00
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|
#include <errno.h>
|
2002-07-03 16:43:11 +00:00
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|
1994-05-26 06:35:07 +00:00
|
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|
#include "pathnames.h"
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/*
|
2003-04-18 19:44:12 +00:00
|
|
|
* Disklabel: read and write bsdlabels.
|
1994-05-26 06:35:07 +00:00
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|
|
* The label is usually placed on one of the first sectors of the disk.
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|
* Many machines also place a bootstrap in the same area,
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* in which case the label is embedded in the bootstrap.
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|
* The bootstrap source must leave space at the proper offset
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|
* for the label on such machines.
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|
*/
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|
#ifndef BBSIZE
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|
#define BBSIZE 8192 /* size of boot area, with label */
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|
#endif
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|
|
2001-02-25 16:47:44 +00:00
|
|
|
/* FIX! These are too low, but are traditional */
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|
|
#define DEFAULT_NEWFS_BLOCK 8192U
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#define DEFAULT_NEWFS_FRAG 1024U
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|
#define DEFAULT_NEWFS_CPG 16U
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|
#define BIG_NEWFS_BLOCK 16384U
|
2002-05-30 01:44:35 +00:00
|
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|
#define BIG_NEWFS_FRAG 2048U
|
2001-02-25 16:47:44 +00:00
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|
#define BIG_NEWFS_CPG 64U
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|
2002-03-18 06:17:50 +00:00
|
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|
void makelabel(const char *, const char *, struct disklabel *);
|
2003-03-16 00:11:49 +00:00
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int writelabel(int, void *, struct disklabel *);
|
2002-03-18 06:17:50 +00:00
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void l_perror(const char *);
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struct disklabel *readlabel(int);
|
2003-03-16 00:11:49 +00:00
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struct disklabel *makebootarea(void *, struct disklabel *, int);
|
2002-03-18 06:17:50 +00:00
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void display(FILE *, const struct disklabel *);
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int edit(struct disklabel *, int);
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int editit(void);
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char *skip(char *);
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char *word(char *);
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int getasciilabel(FILE *, struct disklabel *);
|
2002-05-30 01:19:25 +00:00
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int getasciipartspec(char *, struct disklabel *, int, int);
|
2002-03-18 06:17:50 +00:00
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int checklabel(struct disklabel *);
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void Warning(const char *, ...) __printflike(1, 2);
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void usage(void);
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struct disklabel *getvirginlabel(void);
|
1996-01-21 23:55:47 +00:00
|
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|
1994-05-26 06:35:07 +00:00
|
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|
#define DEFEDITOR _PATH_VI
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|
#define streq(a,b) (strcmp(a,b) == 0)
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char *dkname;
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char *specname;
|
2000-01-10 09:25:32 +00:00
|
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|
char tmpfil[] = PATH_TMPFILE;
|
1994-05-26 06:35:07 +00:00
|
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char namebuf[BBSIZE], *np = namebuf;
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|
|
struct disklabel lab;
|
2003-03-16 00:11:49 +00:00
|
|
|
int64_t bootarea[BBSIZE / 8];
|
2002-07-03 16:43:11 +00:00
|
|
|
char blank[] = "";
|
|
|
|
char unknown[] = "unknown";
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2001-02-25 16:47:44 +00:00
|
|
|
#define MAX_PART ('z')
|
|
|
|
#define MAX_NUM_PARTS (1 + MAX_PART - 'a')
|
|
|
|
char part_size_type[MAX_NUM_PARTS];
|
|
|
|
char part_offset_type[MAX_NUM_PARTS];
|
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|
|
int part_set[MAX_NUM_PARTS];
|
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|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
int installboot; /* non-zero if we should install a boot program */
|
|
|
|
char *xxboot; /* primary boot */
|
|
|
|
char boot0[MAXPATHLEN];
|
|
|
|
|
2003-05-02 19:58:08 +00:00
|
|
|
static int labeloffset;
|
|
|
|
static int bbsize;
|
|
|
|
static int alphacksum;
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
enum {
|
2003-01-26 11:11:19 +00:00
|
|
|
UNSPEC, EDIT, READ, RESTORE, WRITE, WRITEBOOT
|
1994-05-26 06:35:07 +00:00
|
|
|
} op = UNSPEC;
|
|
|
|
|
2003-03-16 00:11:49 +00:00
|
|
|
enum { ARCH_I386, ARCH_ALPHA, ARCH_IA64 };
|
|
|
|
|
|
|
|
enum { MACH_I386, MACH_PC98 };
|
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|
|
|
|
|
|
struct {
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|
|
|
const char *name;
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|
|
|
int arch;
|
|
|
|
int mach;
|
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|
|
off_t label_sector;
|
|
|
|
off_t label_offset;
|
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|
|
} arches[] = {
|
|
|
|
{ "i386", ARCH_I386, MACH_I386, 1, 0 },
|
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|
|
{ "pc98", ARCH_I386, MACH_PC98, 1, 0 },
|
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|
|
{ "alpha", ARCH_ALPHA, ARCH_ALPHA, 0, 64 },
|
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|
|
{ "ia64", ARCH_IA64, ARCH_IA64, 1, 0 },
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|
|
}, *arch;
|
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|
|
#define NARCHES (int)(sizeof(arches) / sizeof(*arches))
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
int rflag;
|
2001-02-25 16:47:44 +00:00
|
|
|
int disable_write; /* set to disable writing to disk label */
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2002-03-18 06:17:50 +00:00
|
|
|
main(int argc, char *argv[])
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-19 18:47:50 +00:00
|
|
|
struct disklabel *lp;
|
1994-05-26 06:35:07 +00:00
|
|
|
FILE *t;
|
2003-03-16 00:11:49 +00:00
|
|
|
int ch, f = 0, error = 0, i;
|
1994-05-26 06:35:07 +00:00
|
|
|
char *name = 0;
|
|
|
|
|
2003-03-16 00:11:49 +00:00
|
|
|
while ((ch = getopt(argc, argv, "Bb:em:nRrs:w")) != -1)
|
1994-05-26 06:35:07 +00:00
|
|
|
switch (ch) {
|
|
|
|
case 'B':
|
|
|
|
++installboot;
|
|
|
|
break;
|
|
|
|
case 'b':
|
|
|
|
xxboot = optarg;
|
|
|
|
break;
|
2003-03-16 00:11:49 +00:00
|
|
|
case 'm':
|
2003-05-02 19:58:08 +00:00
|
|
|
if (!strcmp(optarg, "i386")) {
|
|
|
|
labeloffset = 512;
|
|
|
|
bbsize = 8192;
|
|
|
|
} else if (!strcmp(optarg, "alpha")) {
|
|
|
|
labeloffset = 64;
|
|
|
|
bbsize = 8192;
|
|
|
|
alphacksum = 1;
|
|
|
|
}
|
2003-03-16 00:11:49 +00:00
|
|
|
for (i = 0; i < NARCHES &&
|
|
|
|
strcmp(arches[i].name, optarg) != 0;
|
|
|
|
i++);
|
|
|
|
if (i == NARCHES)
|
|
|
|
errx(1, "%s: unknown architecture",
|
|
|
|
optarg);
|
|
|
|
arch = &arches[i];
|
|
|
|
break;
|
2001-02-25 16:47:44 +00:00
|
|
|
case 'n':
|
|
|
|
disable_write = 1;
|
|
|
|
break;
|
1994-05-26 06:35:07 +00:00
|
|
|
case 'R':
|
|
|
|
if (op != UNSPEC)
|
|
|
|
usage();
|
|
|
|
op = RESTORE;
|
|
|
|
break;
|
|
|
|
case 'e':
|
|
|
|
if (op != UNSPEC)
|
|
|
|
usage();
|
|
|
|
op = EDIT;
|
|
|
|
break;
|
|
|
|
case 'r':
|
|
|
|
++rflag;
|
|
|
|
break;
|
|
|
|
case 'w':
|
|
|
|
if (op != UNSPEC)
|
|
|
|
usage();
|
|
|
|
op = WRITE;
|
|
|
|
break;
|
|
|
|
case '?':
|
|
|
|
default:
|
|
|
|
usage();
|
|
|
|
}
|
|
|
|
argc -= optind;
|
|
|
|
argv += optind;
|
|
|
|
if (installboot) {
|
|
|
|
rflag++;
|
|
|
|
if (op == UNSPEC)
|
|
|
|
op = WRITEBOOT;
|
|
|
|
} else {
|
|
|
|
if (op == UNSPEC)
|
|
|
|
op = READ;
|
2003-01-26 14:35:53 +00:00
|
|
|
xxboot = 0;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
if (argc < 1)
|
|
|
|
usage();
|
|
|
|
|
2003-03-16 00:11:49 +00:00
|
|
|
if (arch == NULL) {
|
|
|
|
for (i = 0; i < NARCHES; i++)
|
|
|
|
if (strcmp(arches[i].name,
|
|
|
|
#if defined(__i386__)
|
|
|
|
#ifdef PC98
|
|
|
|
"pc98"
|
|
|
|
#else
|
|
|
|
"i386"
|
|
|
|
#endif
|
|
|
|
#elif defined(__alpha__)
|
|
|
|
"alpha"
|
|
|
|
#elif defined(__ia64__)
|
|
|
|
"ia64"
|
|
|
|
#else
|
|
|
|
"unknown"
|
|
|
|
#endif
|
|
|
|
) == 0) {
|
|
|
|
arch = &arches[i];
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i == NARCHES)
|
|
|
|
errx(1, "unsupported architecture");
|
|
|
|
}
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
dkname = argv[0];
|
|
|
|
if (dkname[0] != '/') {
|
2000-04-10 05:54:47 +00:00
|
|
|
(void)sprintf(np, "%s%s%c", _PATH_DEV, dkname, 'a' + RAW_PART);
|
1994-05-26 06:35:07 +00:00
|
|
|
specname = np;
|
|
|
|
np += strlen(specname) + 1;
|
|
|
|
} else
|
|
|
|
specname = dkname;
|
|
|
|
f = open(specname, op == READ ? O_RDONLY : O_RDWR);
|
|
|
|
if (f < 0 && errno == ENOENT && dkname[0] != '/') {
|
2000-04-20 08:00:29 +00:00
|
|
|
(void)sprintf(specname, "%s%s", _PATH_DEV, dkname);
|
1994-05-26 06:35:07 +00:00
|
|
|
np = namebuf + strlen(specname) + 1;
|
|
|
|
f = open(specname, op == READ ? O_RDONLY : O_RDWR);
|
|
|
|
}
|
2003-01-26 21:55:43 +00:00
|
|
|
if (f < 0 && errno == EBUSY) {
|
|
|
|
/* lets try to get by with ioctls */
|
|
|
|
f = open(specname, O_RDONLY);
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
if (f < 0)
|
1997-06-10 11:08:53 +00:00
|
|
|
err(4, "%s", specname);
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
switch(op) {
|
|
|
|
|
1999-07-21 03:04:36 +00:00
|
|
|
case UNSPEC:
|
|
|
|
break;
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
case EDIT:
|
|
|
|
if (argc != 1)
|
|
|
|
usage();
|
|
|
|
lp = readlabel(f);
|
|
|
|
error = edit(lp, f);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case READ:
|
|
|
|
if (argc != 1)
|
|
|
|
usage();
|
|
|
|
lp = readlabel(f);
|
|
|
|
display(stdout, lp);
|
|
|
|
error = checklabel(lp);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case RESTORE:
|
|
|
|
if (argc != 2)
|
|
|
|
usage();
|
|
|
|
if (!(t = fopen(argv[1], "r")))
|
1997-06-10 11:08:53 +00:00
|
|
|
err(4, "%s", argv[1]);
|
1998-07-25 16:19:10 +00:00
|
|
|
if (!getasciilabel(t, &lab))
|
|
|
|
exit(1);
|
|
|
|
lp = makebootarea(bootarea, &lab, f);
|
|
|
|
*lp = lab;
|
|
|
|
error = writelabel(f, bootarea, lp);
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case WRITE:
|
|
|
|
if (argc == 3) {
|
|
|
|
name = argv[2];
|
|
|
|
argc--;
|
|
|
|
}
|
|
|
|
if (argc != 2)
|
|
|
|
usage();
|
|
|
|
makelabel(argv[1], name, &lab);
|
|
|
|
lp = makebootarea(bootarea, &lab, f);
|
|
|
|
*lp = lab;
|
|
|
|
if (checklabel(lp) == 0)
|
|
|
|
error = writelabel(f, bootarea, lp);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case WRITEBOOT:
|
|
|
|
{
|
|
|
|
struct disklabel tlab;
|
|
|
|
|
|
|
|
lp = readlabel(f);
|
|
|
|
tlab = *lp;
|
|
|
|
if (argc == 2)
|
|
|
|
makelabel(argv[1], 0, &lab);
|
|
|
|
lp = makebootarea(bootarea, &lab, f);
|
|
|
|
*lp = tlab;
|
|
|
|
if (checklabel(lp) == 0)
|
|
|
|
error = writelabel(f, bootarea, lp);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
exit(error);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2003-02-23 01:48:42 +00:00
|
|
|
* Construct a prototype disklabel from /etc/disktab.
|
1994-05-26 06:35:07 +00:00
|
|
|
*/
|
1996-01-21 23:55:47 +00:00
|
|
|
void
|
2002-03-18 06:17:50 +00:00
|
|
|
makelabel(const char *type, const char *name, struct disklabel *lp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
struct disklabel *dp;
|
1996-01-22 01:01:15 +00:00
|
|
|
|
|
|
|
if (strcmp(type, "auto") == 0)
|
|
|
|
dp = getvirginlabel();
|
|
|
|
else
|
1996-01-21 23:55:47 +00:00
|
|
|
dp = getdiskbyname(type);
|
1998-06-04 06:49:13 +00:00
|
|
|
if (dp == NULL)
|
|
|
|
errx(1, "%s: unknown disk type", type);
|
1994-05-26 06:35:07 +00:00
|
|
|
*lp = *dp;
|
|
|
|
bzero(lp->d_packname, sizeof(lp->d_packname));
|
|
|
|
if (name)
|
|
|
|
(void)strncpy(lp->d_packname, name, sizeof(lp->d_packname));
|
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2003-03-16 00:11:49 +00:00
|
|
|
writelabel(int f, void *boot, struct disklabel *lp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2003-03-16 00:11:49 +00:00
|
|
|
uint64_t *p, sum;
|
1998-08-17 07:43:54 +00:00
|
|
|
int i;
|
|
|
|
|
2001-02-25 16:47:44 +00:00
|
|
|
if (disable_write) {
|
|
|
|
Warning("write to disk label supressed - label was as follows:");
|
|
|
|
display(stdout, lp);
|
|
|
|
return (0);
|
2003-01-26 11:41:37 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
lp->d_magic = DISKMAGIC;
|
|
|
|
lp->d_magic2 = DISKMAGIC;
|
|
|
|
lp->d_checksum = 0;
|
|
|
|
lp->d_checksum = dkcksum(lp);
|
|
|
|
if (!rflag) {
|
|
|
|
if (ioctl(f, DIOCWDINFO, lp) < 0) {
|
|
|
|
l_perror("ioctl DIOCWDINFO");
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
2003-05-02 19:58:08 +00:00
|
|
|
bsd_disklabel_le_enc((u_char *)boot + labeloffset, lp);
|
|
|
|
|
2003-01-26 11:41:37 +00:00
|
|
|
(void)lseek(f, (off_t)0, SEEK_SET);
|
|
|
|
|
2003-03-16 00:11:49 +00:00
|
|
|
if (arch->arch == ARCH_ALPHA) {
|
|
|
|
/*
|
|
|
|
* Generate the bootblock checksum for the SRM console.
|
|
|
|
*/
|
|
|
|
for (p = (uint64_t *)boot, i = 0, sum = 0; i < 63; i++)
|
|
|
|
sum += p[i];
|
|
|
|
p[63] = sum;
|
|
|
|
}
|
2003-01-26 21:55:43 +00:00
|
|
|
if (ioctl(f, DIOCBSDBB, &boot) == 0)
|
|
|
|
return (0);
|
2003-05-02 19:58:08 +00:00
|
|
|
if (write(f, boot, bbsize) != bbsize) {
|
2003-01-26 11:41:37 +00:00
|
|
|
warn("write");
|
|
|
|
return (1);
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
void
|
2002-03-18 06:17:50 +00:00
|
|
|
l_perror(const char *s)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
1998-06-04 06:49:13 +00:00
|
|
|
switch (errno) {
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
case ESRCH:
|
1998-06-08 06:41:47 +00:00
|
|
|
warnx("%s: no disk label on disk;", s);
|
2001-04-24 17:40:54 +00:00
|
|
|
fprintf(stderr, "add \"-r\" to install initial label\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case EINVAL:
|
1998-06-08 06:41:47 +00:00
|
|
|
warnx("%s: label magic number or checksum is wrong!", s);
|
|
|
|
fprintf(stderr, "(disklabel or kernel is out of date?)\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case EBUSY:
|
1998-06-04 06:49:13 +00:00
|
|
|
warnx("%s: open partition would move or shrink", s);
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case EXDEV:
|
1998-10-17 09:56:32 +00:00
|
|
|
warnx("%s: '%c' partition must start at beginning of disk",
|
|
|
|
s, 'a' + RAW_PART);
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
1998-06-04 06:49:13 +00:00
|
|
|
warn((char *)NULL);
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Fetch disklabel for disk.
|
|
|
|
* Use ioctl to get label unless -r flag is given.
|
|
|
|
*/
|
|
|
|
struct disklabel *
|
2002-03-18 06:17:50 +00:00
|
|
|
readlabel(int f)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
|
2003-05-02 19:58:08 +00:00
|
|
|
(void)lseek(f, (off_t)0, SEEK_SET);
|
|
|
|
if (read(f, bootarea, BBSIZE) < BBSIZE)
|
|
|
|
err(4, "%s", specname);
|
|
|
|
bsd_disklabel_le_dec((u_char *)bootarea + labeloffset, &lab);
|
|
|
|
return (&lab);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Construct a bootarea (d_bbsize bytes) in the specified buffer ``boot''
|
|
|
|
* Returns a pointer to the disklabel portion of the bootarea.
|
|
|
|
*/
|
|
|
|
struct disklabel *
|
2003-03-16 00:11:49 +00:00
|
|
|
makebootarea(void *boot, struct disklabel *dp, int f)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
1998-08-23 07:32:37 +00:00
|
|
|
struct disklabel *lp;
|
2002-03-18 06:17:50 +00:00
|
|
|
char *p;
|
1994-05-26 06:35:07 +00:00
|
|
|
int b;
|
|
|
|
char *dkbasename;
|
|
|
|
struct stat sb;
|
2003-03-16 00:11:49 +00:00
|
|
|
uint64_t *bootinfo;
|
1998-08-17 21:13:57 +00:00
|
|
|
int n;
|
1996-02-03 21:14:09 +00:00
|
|
|
char *tmpbuf;
|
2003-01-26 14:35:53 +00:00
|
|
|
int i, found, dps;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
/* XXX */
|
|
|
|
if (dp->d_secsize == 0) {
|
|
|
|
dp->d_secsize = DEV_BSIZE;
|
|
|
|
dp->d_bbsize = BBSIZE;
|
|
|
|
}
|
|
|
|
lp = (struct disklabel *)
|
2003-03-16 00:11:49 +00:00
|
|
|
((char *)boot + (arch->label_sector * dp->d_secsize) +
|
|
|
|
arch->label_offset);
|
1994-05-26 06:35:07 +00:00
|
|
|
bzero((char *)lp, sizeof *lp);
|
|
|
|
/*
|
|
|
|
* If we are not installing a boot program but we are installing a
|
|
|
|
* label on disk then we must read the current bootarea so we don't
|
|
|
|
* clobber the existing boot.
|
|
|
|
*/
|
|
|
|
if (!installboot) {
|
|
|
|
if (rflag) {
|
|
|
|
if (read(f, boot, BBSIZE) < BBSIZE)
|
1997-06-10 11:08:53 +00:00
|
|
|
err(4, "%s", specname);
|
1994-05-26 06:35:07 +00:00
|
|
|
bzero((char *)lp, sizeof *lp);
|
|
|
|
}
|
|
|
|
return (lp);
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* We are installing a boot program. Determine the name(s) and
|
|
|
|
* read them into the appropriate places in the boot area.
|
|
|
|
*/
|
2003-01-26 14:35:53 +00:00
|
|
|
if (!xxboot) {
|
1994-05-26 06:35:07 +00:00
|
|
|
dkbasename = np;
|
|
|
|
if ((p = rindex(dkname, '/')) == NULL)
|
|
|
|
p = dkname;
|
|
|
|
else
|
|
|
|
p++;
|
|
|
|
while (*p && !isdigit(*p))
|
|
|
|
*np++ = *p++;
|
|
|
|
*np++ = '\0';
|
|
|
|
|
|
|
|
if (!xxboot) {
|
2003-01-26 14:35:53 +00:00
|
|
|
(void)sprintf(boot0, "%s/boot", _PATH_BOOTDIR);
|
1998-12-17 16:50:10 +00:00
|
|
|
xxboot = boot0;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
b = open(xxboot, O_RDONLY);
|
|
|
|
if (b < 0)
|
1997-06-10 11:08:53 +00:00
|
|
|
err(4, "%s", xxboot);
|
2003-01-26 14:35:53 +00:00
|
|
|
if (fstat(b, &sb) != 0)
|
|
|
|
err(4, "%s", xxboot);
|
2003-03-16 00:11:49 +00:00
|
|
|
if (arch->arch == ARCH_I386) {
|
|
|
|
if (sb.st_size > BBSIZE)
|
|
|
|
errx(4, "%s too large", xxboot);
|
|
|
|
/*
|
|
|
|
* XXX Botch alert.
|
|
|
|
* The i386/PC98 has the so-called fdisk table embedded into the
|
|
|
|
* primary bootstrap. We take care to not clobber it, but
|
|
|
|
* only if it does already contain some data. (Otherwise,
|
|
|
|
* the xxboot provides a template.)
|
|
|
|
*/
|
|
|
|
if ((tmpbuf = (char *)malloc((int)dp->d_secsize)) == 0)
|
|
|
|
err(4, "%s", xxboot);
|
|
|
|
memcpy((void *)tmpbuf, (void *)boot, (int)dp->d_secsize);
|
|
|
|
|
|
|
|
if (read(b, boot, BBSIZE) < 0)
|
|
|
|
err(4, "%s", xxboot);
|
|
|
|
|
|
|
|
/* XXX: rely on some very precise overlaps in definitions */
|
|
|
|
dps = IS_PC98 ? sizeof(struct pc98_partition) :
|
|
|
|
sizeof(struct dos_partition);
|
|
|
|
for (i = DOSPARTOFF, found = 0;
|
|
|
|
!found && i < (int)(DOSPARTOFF + NDOSPART * dps);
|
|
|
|
i++)
|
|
|
|
found = tmpbuf[i] != 0;
|
|
|
|
if (found)
|
|
|
|
memcpy((void *)&((char *)boot)[DOSPARTOFF],
|
|
|
|
(void *)&tmpbuf[DOSPARTOFF],
|
|
|
|
NDOSPART * dps);
|
|
|
|
free(tmpbuf);
|
|
|
|
}
|
2003-01-26 14:35:53 +00:00
|
|
|
|
2003-03-16 00:11:49 +00:00
|
|
|
if (arch->arch == ARCH_ALPHA) {
|
|
|
|
if (sb.st_size > BBSIZE - dp->d_secsize)
|
|
|
|
errx(4, "%s too large", xxboot);
|
|
|
|
/*
|
|
|
|
* On the alpha, the primary bootstrap starts at the
|
|
|
|
* second sector of the boot area. The first sector
|
|
|
|
* contains the label and must be edited to contain the
|
|
|
|
* size and location of the primary bootstrap.
|
|
|
|
*/
|
|
|
|
n = read(b, (char *)boot + dp->d_secsize,
|
|
|
|
BBSIZE - dp->d_secsize);
|
|
|
|
if (n < 0)
|
|
|
|
err(4, "%s", xxboot);
|
|
|
|
bootinfo = (uint64_t *)((char *)boot + 480);
|
|
|
|
bootinfo[0] = (n + dp->d_secsize - 1) / dp->d_secsize;
|
|
|
|
bootinfo[1] = 1; /* start at sector 1 */
|
|
|
|
bootinfo[2] = 0; /* flags (must be zero) */
|
|
|
|
}
|
2003-01-26 14:35:53 +00:00
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
(void)close(b);
|
|
|
|
return (lp);
|
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
void
|
2002-03-18 06:17:50 +00:00
|
|
|
display(FILE *f, const struct disklabel *lp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
int i, j;
|
|
|
|
const struct partition *pp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
fprintf(f, "# %s:\n", specname);
|
2002-11-18 04:58:11 +00:00
|
|
|
if (lp->d_type < DKMAXTYPES)
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(f, "type: %s\n", dktypenames[lp->d_type]);
|
|
|
|
else
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, "type: %u\n", lp->d_type);
|
1996-01-21 23:55:47 +00:00
|
|
|
fprintf(f, "disk: %.*s\n", (int)sizeof(lp->d_typename),
|
|
|
|
lp->d_typename);
|
|
|
|
fprintf(f, "label: %.*s\n", (int)sizeof(lp->d_packname),
|
|
|
|
lp->d_packname);
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(f, "flags:");
|
|
|
|
if (lp->d_flags & D_REMOVABLE)
|
|
|
|
fprintf(f, " removeable");
|
|
|
|
if (lp->d_flags & D_ECC)
|
|
|
|
fprintf(f, " ecc");
|
|
|
|
if (lp->d_flags & D_BADSECT)
|
|
|
|
fprintf(f, " badsect");
|
|
|
|
fprintf(f, "\n");
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, "bytes/sector: %lu\n", (u_long)lp->d_secsize);
|
|
|
|
fprintf(f, "sectors/track: %lu\n", (u_long)lp->d_nsectors);
|
|
|
|
fprintf(f, "tracks/cylinder: %lu\n", (u_long)lp->d_ntracks);
|
|
|
|
fprintf(f, "sectors/cylinder: %lu\n", (u_long)lp->d_secpercyl);
|
|
|
|
fprintf(f, "cylinders: %lu\n", (u_long)lp->d_ncylinders);
|
|
|
|
fprintf(f, "sectors/unit: %lu\n", (u_long)lp->d_secperunit);
|
|
|
|
fprintf(f, "rpm: %u\n", lp->d_rpm);
|
|
|
|
fprintf(f, "interleave: %u\n", lp->d_interleave);
|
|
|
|
fprintf(f, "trackskew: %u\n", lp->d_trackskew);
|
|
|
|
fprintf(f, "cylinderskew: %u\n", lp->d_cylskew);
|
|
|
|
fprintf(f, "headswitch: %lu\t\t# milliseconds\n",
|
|
|
|
(u_long)lp->d_headswitch);
|
1996-01-21 23:55:47 +00:00
|
|
|
fprintf(f, "track-to-track seek: %ld\t# milliseconds\n",
|
1998-06-28 18:59:04 +00:00
|
|
|
(u_long)lp->d_trkseek);
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(f, "drivedata: ");
|
|
|
|
for (i = NDDATA - 1; i >= 0; i--)
|
|
|
|
if (lp->d_drivedata[i])
|
|
|
|
break;
|
|
|
|
if (i < 0)
|
|
|
|
i = 0;
|
|
|
|
for (j = 0; j <= i; j++)
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, "%lu ", (u_long)lp->d_drivedata[j]);
|
|
|
|
fprintf(f, "\n\n%u partitions:\n", lp->d_npartitions);
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(f,
|
1995-01-04 23:49:51 +00:00
|
|
|
"# size offset fstype [fsize bsize bps/cpg]\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
pp = lp->d_partitions;
|
|
|
|
for (i = 0; i < lp->d_npartitions; i++, pp++) {
|
|
|
|
if (pp->p_size) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, " %c: %8lu %8lu ", 'a' + i,
|
|
|
|
(u_long)pp->p_size, (u_long)pp->p_offset);
|
2002-11-18 04:58:11 +00:00
|
|
|
if (pp->p_fstype < FSMAXTYPES)
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(f, "%8.8s", fstypenames[pp->p_fstype]);
|
|
|
|
else
|
|
|
|
fprintf(f, "%8d", pp->p_fstype);
|
|
|
|
switch (pp->p_fstype) {
|
|
|
|
|
|
|
|
case FS_UNUSED: /* XXX */
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, " %5lu %5lu %5.5s ",
|
|
|
|
(u_long)pp->p_fsize,
|
|
|
|
(u_long)(pp->p_fsize * pp->p_frag), "");
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case FS_BSDFFS:
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, " %5lu %5lu %5u ",
|
|
|
|
(u_long)pp->p_fsize,
|
|
|
|
(u_long)(pp->p_fsize * pp->p_frag),
|
1994-05-26 06:35:07 +00:00
|
|
|
pp->p_cpg);
|
|
|
|
break;
|
|
|
|
|
1995-01-04 23:49:51 +00:00
|
|
|
case FS_BSDLFS:
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, " %5lu %5lu %5d",
|
|
|
|
(u_long)pp->p_fsize,
|
|
|
|
(u_long)(pp->p_fsize * pp->p_frag),
|
1995-01-04 23:49:51 +00:00
|
|
|
pp->p_cpg);
|
|
|
|
break;
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
default:
|
|
|
|
fprintf(f, "%20.20s", "");
|
|
|
|
break;
|
|
|
|
}
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, "\t# (Cyl. %4lu",
|
|
|
|
(u_long)(pp->p_offset / lp->d_secpercyl));
|
1994-05-26 06:35:07 +00:00
|
|
|
if (pp->p_offset % lp->d_secpercyl)
|
|
|
|
putc('*', f);
|
|
|
|
else
|
|
|
|
putc(' ', f);
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(f, "- %lu",
|
|
|
|
(u_long)((pp->p_offset + pp->p_size +
|
|
|
|
lp->d_secpercyl - 1) /
|
|
|
|
lp->d_secpercyl - 1));
|
1994-05-26 06:35:07 +00:00
|
|
|
if (pp->p_size % lp->d_secpercyl)
|
|
|
|
putc('*', f);
|
|
|
|
fprintf(f, ")\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fflush(f);
|
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2002-03-18 06:17:50 +00:00
|
|
|
edit(struct disklabel *lp, int f)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
int c, fd;
|
1994-05-26 06:35:07 +00:00
|
|
|
struct disklabel label;
|
1997-03-24 05:44:28 +00:00
|
|
|
FILE *fp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1997-03-24 05:44:28 +00:00
|
|
|
if ((fd = mkstemp(tmpfil)) == -1 ||
|
|
|
|
(fp = fdopen(fd, "w")) == NULL) {
|
1998-06-04 06:49:13 +00:00
|
|
|
warnx("can't create %s", tmpfil);
|
1994-05-26 06:35:07 +00:00
|
|
|
return (1);
|
|
|
|
}
|
1997-03-24 05:44:28 +00:00
|
|
|
display(fp, lp);
|
|
|
|
fclose(fp);
|
1994-05-26 06:35:07 +00:00
|
|
|
for (;;) {
|
|
|
|
if (!editit())
|
|
|
|
break;
|
1997-03-24 05:44:28 +00:00
|
|
|
fp = fopen(tmpfil, "r");
|
|
|
|
if (fp == NULL) {
|
1998-06-04 06:49:13 +00:00
|
|
|
warnx("can't reopen %s for reading", tmpfil);
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
bzero((char *)&label, sizeof(label));
|
1997-03-24 05:44:28 +00:00
|
|
|
if (getasciilabel(fp, &label)) {
|
1994-05-26 06:35:07 +00:00
|
|
|
*lp = label;
|
|
|
|
if (writelabel(f, bootarea, lp) == 0) {
|
1997-03-24 05:44:28 +00:00
|
|
|
fclose(fp);
|
1994-05-26 06:35:07 +00:00
|
|
|
(void) unlink(tmpfil);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
}
|
1997-03-24 05:44:28 +00:00
|
|
|
fclose(fp);
|
1994-05-26 06:35:07 +00:00
|
|
|
printf("re-edit the label? [y]: "); fflush(stdout);
|
|
|
|
c = getchar();
|
|
|
|
if (c != EOF && c != (int)'\n')
|
|
|
|
while (getchar() != (int)'\n')
|
|
|
|
;
|
|
|
|
if (c == (int)'n')
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
(void) unlink(tmpfil);
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2002-03-18 06:17:50 +00:00
|
|
|
editit(void)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
int pid, xpid;
|
2002-07-03 16:43:11 +00:00
|
|
|
int locstat, omask;
|
|
|
|
const char *ed;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
omask = sigblock(sigmask(SIGINT)|sigmask(SIGQUIT)|sigmask(SIGHUP));
|
|
|
|
while ((pid = fork()) < 0) {
|
|
|
|
if (errno == EPROCLIM) {
|
1998-06-04 06:49:13 +00:00
|
|
|
warnx("you have too many processes");
|
1994-05-26 06:35:07 +00:00
|
|
|
return(0);
|
|
|
|
}
|
|
|
|
if (errno != EAGAIN) {
|
1998-06-04 06:49:13 +00:00
|
|
|
warn("fork");
|
1994-05-26 06:35:07 +00:00
|
|
|
return(0);
|
|
|
|
}
|
|
|
|
sleep(1);
|
|
|
|
}
|
|
|
|
if (pid == 0) {
|
|
|
|
sigsetmask(omask);
|
|
|
|
setgid(getgid());
|
|
|
|
setuid(getuid());
|
|
|
|
if ((ed = getenv("EDITOR")) == (char *)0)
|
|
|
|
ed = DEFEDITOR;
|
2001-07-09 09:24:06 +00:00
|
|
|
execlp(ed, ed, tmpfil, (char *)0);
|
1998-06-04 06:49:13 +00:00
|
|
|
err(1, "%s", ed);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
2002-07-03 16:43:11 +00:00
|
|
|
while ((xpid = wait(&locstat)) >= 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
if (xpid == pid)
|
|
|
|
break;
|
|
|
|
sigsetmask(omask);
|
2002-07-03 16:43:11 +00:00
|
|
|
return(!locstat);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
char *
|
2002-03-18 06:17:50 +00:00
|
|
|
skip(char *cp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
while (*cp != '\0' && isspace(*cp))
|
|
|
|
cp++;
|
|
|
|
if (*cp == '\0' || *cp == '#')
|
2002-03-18 06:17:50 +00:00
|
|
|
return (NULL);
|
1994-05-26 06:35:07 +00:00
|
|
|
return (cp);
|
|
|
|
}
|
|
|
|
|
|
|
|
char *
|
2002-03-18 06:17:50 +00:00
|
|
|
word(char *cp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
char c;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
while (*cp != '\0' && !isspace(*cp) && *cp != '#')
|
|
|
|
cp++;
|
|
|
|
if ((c = *cp) != '\0') {
|
|
|
|
*cp++ = '\0';
|
|
|
|
if (c != '#')
|
|
|
|
return (skip(cp));
|
|
|
|
}
|
2002-03-18 06:17:50 +00:00
|
|
|
return (NULL);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Read an ascii label in from fd f,
|
|
|
|
* in the same format as that put out by display(),
|
|
|
|
* and fill in lp.
|
|
|
|
*/
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2002-03-18 06:17:50 +00:00
|
|
|
getasciilabel(FILE *f, struct disklabel *lp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-04-07 10:57:00 +00:00
|
|
|
char *cp;
|
|
|
|
const char **cpp;
|
2002-11-18 04:58:11 +00:00
|
|
|
u_int part;
|
2002-04-07 10:57:00 +00:00
|
|
|
char *tp, line[BUFSIZ];
|
2002-11-18 04:58:11 +00:00
|
|
|
u_long v;
|
|
|
|
int lineno = 0, errors = 0;
|
2002-03-18 06:17:50 +00:00
|
|
|
int i;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2003-01-16 12:57:53 +00:00
|
|
|
bzero(&part_set, sizeof(part_set));
|
|
|
|
bzero(&part_size_type, sizeof(part_size_type));
|
|
|
|
bzero(&part_offset_type, sizeof(part_offset_type));
|
1994-05-26 06:35:07 +00:00
|
|
|
lp->d_bbsize = BBSIZE; /* XXX */
|
2002-05-12 20:49:41 +00:00
|
|
|
lp->d_sbsize = 0; /* XXX */
|
1994-05-26 06:35:07 +00:00
|
|
|
while (fgets(line, sizeof(line) - 1, f)) {
|
|
|
|
lineno++;
|
1996-01-21 23:55:47 +00:00
|
|
|
if ((cp = index(line,'\n')) != 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
*cp = '\0';
|
|
|
|
cp = skip(line);
|
|
|
|
if (cp == NULL)
|
|
|
|
continue;
|
|
|
|
tp = index(cp, ':');
|
|
|
|
if (tp == NULL) {
|
|
|
|
fprintf(stderr, "line %d: syntax error\n", lineno);
|
|
|
|
errors++;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
*tp++ = '\0', tp = skip(tp);
|
|
|
|
if (streq(cp, "type")) {
|
|
|
|
if (tp == NULL)
|
2002-07-03 16:43:11 +00:00
|
|
|
tp = unknown;
|
1994-05-26 06:35:07 +00:00
|
|
|
cpp = dktypenames;
|
|
|
|
for (; cpp < &dktypenames[DKMAXTYPES]; cpp++)
|
2002-04-07 10:57:00 +00:00
|
|
|
if (*cpp && streq(*cpp, tp)) {
|
1994-05-26 06:35:07 +00:00
|
|
|
lp->d_type = cpp - dktypenames;
|
2002-06-05 08:11:28 +00:00
|
|
|
break;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
2002-06-05 08:11:28 +00:00
|
|
|
if (cpp < &dktypenames[DKMAXTYPES])
|
|
|
|
continue;
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v >= DKMAXTYPES)
|
|
|
|
fprintf(stderr, "line %d:%s %lu\n", lineno,
|
1994-05-26 06:35:07 +00:00
|
|
|
"Warning, unknown disk type", v);
|
|
|
|
lp->d_type = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "flags")) {
|
|
|
|
for (v = 0; (cp = tp) && *cp != '\0';) {
|
|
|
|
tp = word(cp);
|
|
|
|
if (streq(cp, "removeable"))
|
|
|
|
v |= D_REMOVABLE;
|
|
|
|
else if (streq(cp, "ecc"))
|
|
|
|
v |= D_ECC;
|
|
|
|
else if (streq(cp, "badsect"))
|
|
|
|
v |= D_BADSECT;
|
|
|
|
else {
|
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: %s: bad flag\n",
|
|
|
|
lineno, cp);
|
|
|
|
errors++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
lp->d_flags = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "drivedata")) {
|
|
|
|
for (i = 0; (cp = tp) && *cp != '\0' && i < NDDATA;) {
|
2002-11-18 04:58:11 +00:00
|
|
|
lp->d_drivedata[i++] = strtoul(cp, NULL, 10);
|
1994-05-26 06:35:07 +00:00
|
|
|
tp = word(cp);
|
|
|
|
}
|
|
|
|
continue;
|
|
|
|
}
|
2002-11-18 04:58:11 +00:00
|
|
|
if (sscanf(cp, "%lu partitions", &v) == 1) {
|
|
|
|
if (v == 0 || v > MAXPARTITIONS) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: bad # of partitions\n", lineno);
|
|
|
|
lp->d_npartitions = MAXPARTITIONS;
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_npartitions = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (tp == NULL)
|
2002-07-03 16:43:11 +00:00
|
|
|
tp = blank;
|
1994-05-26 06:35:07 +00:00
|
|
|
if (streq(cp, "disk")) {
|
|
|
|
strncpy(lp->d_typename, tp, sizeof (lp->d_typename));
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "label")) {
|
|
|
|
strncpy(lp->d_packname, tp, sizeof (lp->d_packname));
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "bytes/sector")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0 || (v % DEV_BSIZE) != 0) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: %s: bad sector size\n",
|
|
|
|
lineno, tp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_secsize = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "sectors/track")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
#if (ULONG_MAX != 0xffffffffUL)
|
|
|
|
if (v == 0 || v > 0xffffffff) {
|
|
|
|
#else
|
|
|
|
if (v == 0) {
|
|
|
|
#endif
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_nsectors = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "sectors/cylinder")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_secpercyl = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "tracks/cylinder")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_ntracks = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "cylinders")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_ncylinders = v;
|
|
|
|
continue;
|
|
|
|
}
|
1995-02-22 23:21:29 +00:00
|
|
|
if (streq(cp, "sectors/unit")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0) {
|
1995-02-22 23:21:29 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_secperunit = v;
|
|
|
|
continue;
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
if (streq(cp, "rpm")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0 || v > USHRT_MAX) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_rpm = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "interleave")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v == 0 || v > USHRT_MAX) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_interleave = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "trackskew")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v > USHRT_MAX) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_trackskew = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "cylinderskew")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
if (v > USHRT_MAX) {
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "line %d: %s: bad %s\n",
|
|
|
|
lineno, tp, cp);
|
|
|
|
errors++;
|
|
|
|
} else
|
|
|
|
lp->d_cylskew = v;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "headswitch")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
lp->d_headswitch = v;
|
1994-05-26 06:35:07 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (streq(cp, "track-to-track seek")) {
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(tp, NULL, 10);
|
|
|
|
lp->d_trkseek = v;
|
1994-05-26 06:35:07 +00:00
|
|
|
continue;
|
|
|
|
}
|
2001-02-25 16:47:44 +00:00
|
|
|
/* the ':' was removed above */
|
2002-05-30 01:19:25 +00:00
|
|
|
if (*cp < 'a' || *cp > MAX_PART || cp[1] != '\0') {
|
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: %s: Unknown disklabel field\n", lineno,
|
|
|
|
cp);
|
|
|
|
errors++;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Process a partition specification line. */
|
|
|
|
part = *cp - 'a';
|
|
|
|
if (part >= lp->d_npartitions) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: partition name out of range a-%c: %s\n",
|
|
|
|
lineno, 'a' + lp->d_npartitions - 1, cp);
|
|
|
|
errors++;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
part_set[part] = 1;
|
|
|
|
|
|
|
|
if (getasciipartspec(tp, lp, part, lineno) != 0) {
|
|
|
|
errors++;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
errors += checklabel(lp);
|
|
|
|
return (errors == 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
#define NXTNUM(n) do { \
|
1994-09-26 04:45:11 +00:00
|
|
|
if (tp == NULL) { \
|
|
|
|
fprintf(stderr, "line %d: too few numeric fields\n", lineno); \
|
2002-05-30 01:19:25 +00:00
|
|
|
return (1); \
|
1994-09-26 04:45:11 +00:00
|
|
|
} else { \
|
|
|
|
cp = tp, tp = word(cp); \
|
2002-11-18 04:58:11 +00:00
|
|
|
(n) = strtoul(cp, NULL, 10); \
|
1994-09-26 04:45:11 +00:00
|
|
|
} \
|
2002-05-30 01:19:25 +00:00
|
|
|
} while (0)
|
|
|
|
|
2001-02-25 16:47:44 +00:00
|
|
|
/* retain 1 character following number */
|
2002-05-30 01:19:25 +00:00
|
|
|
#define NXTWORD(w,n) do { \
|
2001-02-25 16:47:44 +00:00
|
|
|
if (tp == NULL) { \
|
|
|
|
fprintf(stderr, "line %d: too few numeric fields\n", lineno); \
|
2002-05-30 01:19:25 +00:00
|
|
|
return (1); \
|
2001-02-25 16:47:44 +00:00
|
|
|
} else { \
|
|
|
|
char *tmp; \
|
|
|
|
cp = tp, tp = word(cp); \
|
2002-11-18 04:58:11 +00:00
|
|
|
(n) = strtoul(cp, &tmp, 10); \
|
2001-02-25 16:47:44 +00:00
|
|
|
if (tmp) (w) = *tmp; \
|
|
|
|
} \
|
2002-05-30 01:19:25 +00:00
|
|
|
} while (0)
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Read a partition line into partition `part' in the specified disklabel.
|
|
|
|
* Return 0 on success, 1 on failure.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
getasciipartspec(char *tp, struct disklabel *lp, int part, int lineno)
|
|
|
|
{
|
|
|
|
struct partition *pp;
|
|
|
|
char *cp;
|
|
|
|
const char **cpp;
|
2002-11-18 04:58:11 +00:00
|
|
|
u_long v;
|
2002-05-30 01:19:25 +00:00
|
|
|
|
|
|
|
pp = &lp->d_partitions[part];
|
|
|
|
cp = NULL;
|
|
|
|
|
|
|
|
v = 0;
|
|
|
|
NXTWORD(part_size_type[part],v);
|
2002-11-18 04:58:11 +00:00
|
|
|
if (v == 0 && part_size_type[part] != '*') {
|
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: %s: bad partition size\n", lineno, cp);
|
2002-05-30 01:19:25 +00:00
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
pp->p_size = v;
|
|
|
|
|
|
|
|
v = 0;
|
|
|
|
NXTWORD(part_offset_type[part],v);
|
2002-11-18 04:58:11 +00:00
|
|
|
if (v == 0 && part_offset_type[part] != '*' &&
|
|
|
|
part_offset_type[part] != '\0') {
|
|
|
|
fprintf(stderr,
|
|
|
|
"line %d: %s: bad partition offset\n", lineno, cp);
|
2002-05-30 01:19:25 +00:00
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
pp->p_offset = v;
|
2003-04-01 14:44:53 +00:00
|
|
|
if (tp == NULL) {
|
|
|
|
fprintf(stderr, "line %d: missing file system type\n", lineno);
|
|
|
|
return (1);
|
|
|
|
}
|
2002-05-30 01:19:25 +00:00
|
|
|
cp = tp, tp = word(cp);
|
|
|
|
for (cpp = fstypenames; cpp < &fstypenames[FSMAXTYPES]; cpp++)
|
|
|
|
if (*cpp && streq(*cpp, cp))
|
|
|
|
break;
|
|
|
|
if (*cpp != NULL) {
|
|
|
|
pp->p_fstype = cpp - fstypenames;
|
|
|
|
} else {
|
|
|
|
if (isdigit(*cp))
|
2002-11-18 04:58:11 +00:00
|
|
|
v = strtoul(cp, NULL, 10);
|
2002-05-30 01:19:25 +00:00
|
|
|
else
|
|
|
|
v = FSMAXTYPES;
|
2002-11-18 04:58:11 +00:00
|
|
|
if (v >= FSMAXTYPES) {
|
2002-05-30 01:19:25 +00:00
|
|
|
fprintf(stderr,
|
2002-08-21 18:11:48 +00:00
|
|
|
"line %d: Warning, unknown file system type %s\n",
|
2002-05-30 01:19:25 +00:00
|
|
|
lineno, cp);
|
|
|
|
v = FS_UNUSED;
|
|
|
|
}
|
|
|
|
pp->p_fstype = v;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (pp->p_fstype) {
|
|
|
|
case FS_UNUSED:
|
|
|
|
/*
|
|
|
|
* allow us to accept defaults for
|
|
|
|
* fsize/frag/cpg
|
|
|
|
*/
|
|
|
|
if (tp) {
|
|
|
|
NXTNUM(pp->p_fsize);
|
|
|
|
if (pp->p_fsize == 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
2002-05-30 01:19:25 +00:00
|
|
|
NXTNUM(v);
|
|
|
|
pp->p_frag = v / pp->p_fsize;
|
|
|
|
}
|
|
|
|
/* else default to 0's */
|
|
|
|
break;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2002-05-30 01:19:25 +00:00
|
|
|
/* These happen to be the same */
|
|
|
|
case FS_BSDFFS:
|
|
|
|
case FS_BSDLFS:
|
|
|
|
if (tp) {
|
|
|
|
NXTNUM(pp->p_fsize);
|
|
|
|
if (pp->p_fsize == 0)
|
|
|
|
break;
|
|
|
|
NXTNUM(v);
|
|
|
|
pp->p_frag = v / pp->p_fsize;
|
|
|
|
NXTNUM(pp->p_cpg);
|
|
|
|
} else {
|
|
|
|
/*
|
|
|
|
* FIX! poor attempt at adaptive
|
|
|
|
*/
|
|
|
|
/* 1 GB */
|
|
|
|
if (pp->p_size < 1024*1024*1024 / lp->d_secsize) {
|
|
|
|
/*
|
|
|
|
* FIX! These are too low, but are traditional
|
|
|
|
*/
|
2002-05-30 01:44:35 +00:00
|
|
|
pp->p_fsize = DEFAULT_NEWFS_FRAG;
|
|
|
|
pp->p_frag = DEFAULT_NEWFS_BLOCK /
|
|
|
|
DEFAULT_NEWFS_FRAG;
|
2002-05-30 01:19:25 +00:00
|
|
|
pp->p_cpg = DEFAULT_NEWFS_CPG;
|
|
|
|
} else {
|
2002-05-30 01:44:35 +00:00
|
|
|
pp->p_fsize = BIG_NEWFS_FRAG;
|
|
|
|
pp->p_frag = BIG_NEWFS_BLOCK /
|
|
|
|
BIG_NEWFS_FRAG;
|
2002-05-30 01:19:25 +00:00
|
|
|
pp->p_cpg = BIG_NEWFS_CPG;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
}
|
2002-05-30 01:19:25 +00:00
|
|
|
default:
|
|
|
|
break;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
2002-05-30 01:19:25 +00:00
|
|
|
return (0);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Check disklabel for errors and fill in
|
|
|
|
* derived fields according to supplied values.
|
|
|
|
*/
|
1996-01-21 23:55:47 +00:00
|
|
|
int
|
2002-03-18 06:17:50 +00:00
|
|
|
checklabel(struct disklabel *lp)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-18 06:17:50 +00:00
|
|
|
struct partition *pp;
|
1994-05-26 06:35:07 +00:00
|
|
|
int i, errors = 0;
|
|
|
|
char part;
|
2002-11-18 04:58:11 +00:00
|
|
|
u_long total_size, total_percent, current_offset;
|
2001-02-25 16:47:44 +00:00
|
|
|
int seen_default_offset;
|
|
|
|
int hog_part;
|
|
|
|
int j;
|
|
|
|
struct partition *pp2;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
if (lp->d_secsize == 0) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(stderr, "sector size 0\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
if (lp->d_nsectors == 0) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(stderr, "sectors/track 0\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
if (lp->d_ntracks == 0) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(stderr, "tracks/cylinder 0\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
if (lp->d_ncylinders == 0) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(stderr, "cylinders/unit 0\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
errors++;
|
|
|
|
}
|
|
|
|
if (lp->d_rpm == 0)
|
1998-06-28 18:59:04 +00:00
|
|
|
Warning("revolutions/minute 0");
|
1994-05-26 06:35:07 +00:00
|
|
|
if (lp->d_secpercyl == 0)
|
|
|
|
lp->d_secpercyl = lp->d_nsectors * lp->d_ntracks;
|
|
|
|
if (lp->d_secperunit == 0)
|
|
|
|
lp->d_secperunit = lp->d_secpercyl * lp->d_ncylinders;
|
|
|
|
if (lp->d_bbsize == 0) {
|
1998-06-28 18:59:04 +00:00
|
|
|
fprintf(stderr, "boot block size 0\n");
|
1994-05-26 06:35:07 +00:00
|
|
|
errors++;
|
|
|
|
} else if (lp->d_bbsize % lp->d_secsize)
|
|
|
|
Warning("boot block size %% sector-size != 0");
|
|
|
|
if (lp->d_npartitions > MAXPARTITIONS)
|
1998-06-28 18:59:04 +00:00
|
|
|
Warning("number of partitions (%lu) > MAXPARTITIONS (%d)",
|
|
|
|
(u_long)lp->d_npartitions, MAXPARTITIONS);
|
2001-02-25 16:47:44 +00:00
|
|
|
|
|
|
|
/* first allocate space to the partitions, then offsets */
|
|
|
|
total_size = 0; /* in sectors */
|
|
|
|
total_percent = 0; /* in percent */
|
|
|
|
hog_part = -1;
|
|
|
|
/* find all fixed partitions */
|
|
|
|
for (i = 0; i < lp->d_npartitions; i++) {
|
|
|
|
pp = &lp->d_partitions[i];
|
|
|
|
if (part_set[i]) {
|
|
|
|
if (part_size_type[i] == '*') {
|
2002-04-07 10:57:00 +00:00
|
|
|
if (i == RAW_PART) {
|
2001-02-25 16:47:44 +00:00
|
|
|
pp->p_size = lp->d_secperunit;
|
|
|
|
} else {
|
|
|
|
if (hog_part != -1)
|
|
|
|
Warning("Too many '*' partitions (%c and %c)",
|
|
|
|
hog_part + 'a',i + 'a');
|
|
|
|
else
|
|
|
|
hog_part = i;
|
|
|
|
}
|
|
|
|
} else {
|
2001-03-05 03:39:57 +00:00
|
|
|
off_t size;
|
2001-02-25 16:47:44 +00:00
|
|
|
|
|
|
|
size = pp->p_size;
|
|
|
|
switch (part_size_type[i]) {
|
|
|
|
case '%':
|
|
|
|
total_percent += size;
|
|
|
|
break;
|
|
|
|
case 'k':
|
|
|
|
case 'K':
|
2001-03-05 03:39:57 +00:00
|
|
|
size *= 1024ULL;
|
2001-02-25 16:47:44 +00:00
|
|
|
break;
|
|
|
|
case 'm':
|
|
|
|
case 'M':
|
2001-03-05 03:39:57 +00:00
|
|
|
size *= 1024ULL * 1024ULL;
|
2001-02-25 16:47:44 +00:00
|
|
|
break;
|
|
|
|
case 'g':
|
|
|
|
case 'G':
|
2001-03-05 03:39:57 +00:00
|
|
|
size *= 1024ULL * 1024ULL * 1024ULL;
|
2001-02-25 16:47:44 +00:00
|
|
|
break;
|
|
|
|
case '\0':
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
Warning("unknown size specifier '%c' (K/M/G are valid)",part_size_type[i]);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
/* don't count %'s yet */
|
|
|
|
if (part_size_type[i] != '%') {
|
|
|
|
/*
|
|
|
|
* for all not in sectors, convert to
|
|
|
|
* sectors
|
|
|
|
*/
|
|
|
|
if (part_size_type[i] != '\0') {
|
|
|
|
if (size % lp->d_secsize != 0)
|
|
|
|
Warning("partition %c not an integer number of sectors",
|
|
|
|
i + 'a');
|
|
|
|
size /= lp->d_secsize;
|
|
|
|
pp->p_size = size;
|
|
|
|
}
|
|
|
|
/* else already in sectors */
|
2002-04-07 10:57:00 +00:00
|
|
|
if (i != RAW_PART)
|
2001-02-25 16:47:44 +00:00
|
|
|
total_size += size;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* handle % partitions - note %'s don't need to add up to 100! */
|
|
|
|
if (total_percent != 0) {
|
|
|
|
long free_space = lp->d_secperunit - total_size;
|
|
|
|
if (total_percent > 100) {
|
2002-04-07 10:57:00 +00:00
|
|
|
fprintf(stderr,"total percentage %lu is greater than 100\n",
|
2001-02-25 16:47:44 +00:00
|
|
|
total_percent);
|
|
|
|
errors++;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (free_space > 0) {
|
|
|
|
for (i = 0; i < lp->d_npartitions; i++) {
|
|
|
|
pp = &lp->d_partitions[i];
|
|
|
|
if (part_set[i] && part_size_type[i] == '%') {
|
|
|
|
/* careful of overflows! and integer roundoff */
|
|
|
|
pp->p_size = ((double)pp->p_size/100) * free_space;
|
|
|
|
total_size += pp->p_size;
|
|
|
|
|
|
|
|
/* FIX we can lose a sector or so due to roundoff per
|
|
|
|
partition. A more complex algorithm could avoid that */
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
fprintf(stderr,
|
2002-04-07 10:57:00 +00:00
|
|
|
"%ld sectors available to give to '*' and '%%' partitions\n",
|
2001-02-25 16:47:44 +00:00
|
|
|
free_space);
|
|
|
|
errors++;
|
|
|
|
/* fix? set all % partitions to size 0? */
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* give anything remaining to the hog partition */
|
|
|
|
if (hog_part != -1) {
|
|
|
|
lp->d_partitions[hog_part].p_size = lp->d_secperunit - total_size;
|
|
|
|
total_size = lp->d_secperunit;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Now set the offsets for each partition */
|
|
|
|
current_offset = 0; /* in sectors */
|
|
|
|
seen_default_offset = 0;
|
|
|
|
for (i = 0; i < lp->d_npartitions; i++) {
|
|
|
|
part = 'a' + i;
|
|
|
|
pp = &lp->d_partitions[i];
|
|
|
|
if (part_set[i]) {
|
|
|
|
if (part_offset_type[i] == '*') {
|
2002-04-07 10:57:00 +00:00
|
|
|
if (i == RAW_PART) {
|
2001-02-25 16:47:44 +00:00
|
|
|
pp->p_offset = 0;
|
|
|
|
} else {
|
|
|
|
pp->p_offset = current_offset;
|
|
|
|
seen_default_offset = 1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/* allow them to be out of order for old-style tables */
|
|
|
|
if (pp->p_offset < current_offset &&
|
2002-12-02 23:49:59 +00:00
|
|
|
seen_default_offset && i != RAW_PART &&
|
|
|
|
pp->p_fstype != FS_VINUM) {
|
2001-02-25 16:47:44 +00:00
|
|
|
fprintf(stderr,
|
2002-04-07 10:57:00 +00:00
|
|
|
"Offset %ld for partition %c overlaps previous partition which ends at %lu\n",
|
|
|
|
(long)pp->p_offset,i+'a',current_offset);
|
2001-02-25 16:47:44 +00:00
|
|
|
fprintf(stderr,
|
|
|
|
"Labels with any *'s for offset must be in ascending order by sector\n");
|
|
|
|
errors++;
|
|
|
|
} else if (pp->p_offset != current_offset &&
|
2002-04-07 10:57:00 +00:00
|
|
|
i != RAW_PART && seen_default_offset) {
|
2001-02-25 16:47:44 +00:00
|
|
|
/*
|
|
|
|
* this may give unneeded warnings if
|
|
|
|
* partitions are out-of-order
|
|
|
|
*/
|
|
|
|
Warning(
|
|
|
|
"Offset %ld for partition %c doesn't match expected value %ld",
|
2002-04-07 10:57:00 +00:00
|
|
|
(long)pp->p_offset, i + 'a', current_offset);
|
2001-02-25 16:47:44 +00:00
|
|
|
}
|
|
|
|
}
|
2002-04-07 10:57:00 +00:00
|
|
|
if (i != RAW_PART)
|
2001-02-25 16:47:44 +00:00
|
|
|
current_offset = pp->p_offset + pp->p_size;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
for (i = 0; i < lp->d_npartitions; i++) {
|
|
|
|
part = 'a' + i;
|
|
|
|
pp = &lp->d_partitions[i];
|
|
|
|
if (pp->p_size == 0 && pp->p_offset != 0)
|
1998-06-28 18:59:04 +00:00
|
|
|
Warning("partition %c: size 0, but offset %lu",
|
|
|
|
part, (u_long)pp->p_offset);
|
1994-05-26 06:35:07 +00:00
|
|
|
#ifdef notdef
|
|
|
|
if (pp->p_size % lp->d_secpercyl)
|
|
|
|
Warning("partition %c: size %% cylinder-size != 0",
|
|
|
|
part);
|
|
|
|
if (pp->p_offset % lp->d_secpercyl)
|
|
|
|
Warning("partition %c: offset %% cylinder-size != 0",
|
|
|
|
part);
|
|
|
|
#endif
|
|
|
|
if (pp->p_offset > lp->d_secperunit) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"partition %c: offset past end of unit\n", part);
|
|
|
|
errors++;
|
|
|
|
}
|
|
|
|
if (pp->p_offset + pp->p_size > lp->d_secperunit) {
|
|
|
|
fprintf(stderr,
|
1996-01-21 23:55:47 +00:00
|
|
|
"partition %c: partition extends past end of unit\n",
|
1994-05-26 06:35:07 +00:00
|
|
|
part);
|
|
|
|
errors++;
|
|
|
|
}
|
2002-04-07 10:57:00 +00:00
|
|
|
if (i == RAW_PART)
|
2001-02-25 16:47:44 +00:00
|
|
|
{
|
|
|
|
if (pp->p_fstype != FS_UNUSED)
|
|
|
|
Warning("partition %c is not marked as unused!",part);
|
|
|
|
if (pp->p_offset != 0)
|
|
|
|
Warning("partition %c doesn't start at 0!",part);
|
|
|
|
if (pp->p_size != lp->d_secperunit)
|
|
|
|
Warning("partition %c doesn't cover the whole unit!",part);
|
|
|
|
|
|
|
|
if ((pp->p_fstype != FS_UNUSED) || (pp->p_offset != 0) ||
|
|
|
|
(pp->p_size != lp->d_secperunit)) {
|
|
|
|
Warning("An incorrect partition %c may cause problems for "
|
|
|
|
"standard system utilities",part);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* check for overlaps */
|
|
|
|
/* this will check for all possible overlaps once and only once */
|
|
|
|
for (j = 0; j < i; j++) {
|
2002-12-02 23:49:59 +00:00
|
|
|
pp2 = &lp->d_partitions[j];
|
|
|
|
if (j != RAW_PART && i != RAW_PART &&
|
|
|
|
pp->p_fstype != FS_VINUM &&
|
|
|
|
pp2->p_fstype != FS_VINUM &&
|
2001-02-25 16:47:44 +00:00
|
|
|
part_set[i] && part_set[j]) {
|
|
|
|
if (pp2->p_offset < pp->p_offset + pp->p_size &&
|
|
|
|
(pp2->p_offset + pp2->p_size > pp->p_offset ||
|
|
|
|
pp2->p_offset >= pp->p_offset)) {
|
|
|
|
fprintf(stderr,"partitions %c and %c overlap!\n",
|
|
|
|
j + 'a', i + 'a');
|
|
|
|
errors++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
for (; i < MAXPARTITIONS; i++) {
|
|
|
|
part = 'a' + i;
|
|
|
|
pp = &lp->d_partitions[i];
|
|
|
|
if (pp->p_size || pp->p_offset)
|
1998-06-28 18:59:04 +00:00
|
|
|
Warning("unused partition %c: size %d offset %lu",
|
|
|
|
'a' + i, pp->p_size, (u_long)pp->p_offset);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
return (errors);
|
|
|
|
}
|
|
|
|
|
1996-01-22 01:01:15 +00:00
|
|
|
/*
|
|
|
|
* When operating on a "virgin" disk, try getting an initial label
|
|
|
|
* from the associated device driver. This might work for all device
|
|
|
|
* drivers that are able to fetch some initial device parameters
|
|
|
|
* without even having access to a (BSD) disklabel, like SCSI disks,
|
|
|
|
* most IDE drives, or vn devices.
|
|
|
|
*
|
|
|
|
* The device name must be given in its "canonical" form.
|
|
|
|
*/
|
|
|
|
struct disklabel *
|
|
|
|
getvirginlabel(void)
|
|
|
|
{
|
2002-07-03 16:43:11 +00:00
|
|
|
static struct disklabel loclab;
|
2002-09-20 09:18:31 +00:00
|
|
|
struct partition *dp;
|
2002-07-03 16:43:11 +00:00
|
|
|
char lnamebuf[BBSIZE];
|
1996-01-22 01:01:15 +00:00
|
|
|
int f;
|
2002-09-20 09:18:31 +00:00
|
|
|
u_int secsize, u;
|
|
|
|
off_t mediasize;
|
1996-01-22 01:01:15 +00:00
|
|
|
|
|
|
|
if (dkname[0] == '/') {
|
1998-07-20 11:34:06 +00:00
|
|
|
warnx("\"auto\" requires the usage of a canonical disk name");
|
1996-06-17 14:43:54 +00:00
|
|
|
return (NULL);
|
1996-01-22 01:01:15 +00:00
|
|
|
}
|
2002-07-03 16:43:11 +00:00
|
|
|
(void)snprintf(lnamebuf, BBSIZE, "%s%s", _PATH_DEV, dkname);
|
|
|
|
if ((f = open(lnamebuf, O_RDONLY)) == -1) {
|
|
|
|
warn("cannot open %s", lnamebuf);
|
1996-06-17 14:43:54 +00:00
|
|
|
return (NULL);
|
1996-01-22 01:01:15 +00:00
|
|
|
}
|
2000-10-31 07:07:39 +00:00
|
|
|
|
2002-09-20 09:18:31 +00:00
|
|
|
/* New world order */
|
|
|
|
if ((ioctl(f, DIOCGMEDIASIZE, &mediasize) != 0) ||
|
|
|
|
(ioctl(f, DIOCGSECTORSIZE, &secsize) != 0)) {
|
|
|
|
close (f);
|
2002-03-03 21:21:45 +00:00
|
|
|
return (NULL);
|
1996-01-22 01:01:15 +00:00
|
|
|
}
|
2002-09-20 09:18:31 +00:00
|
|
|
memset(&loclab, 0, sizeof loclab);
|
|
|
|
loclab.d_magic = DISKMAGIC;
|
|
|
|
loclab.d_magic2 = DISKMAGIC;
|
|
|
|
loclab.d_secsize = secsize;
|
|
|
|
loclab.d_secperunit = mediasize / secsize;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Nobody in these enligthened days uses the CHS geometry for
|
|
|
|
* anything, but nontheless try to get it right. If we fail
|
|
|
|
* to get any good ideas from the device, construct something
|
|
|
|
* which is IBM-PC friendly.
|
|
|
|
*/
|
|
|
|
if (ioctl(f, DIOCGFWSECTORS, &u) == 0)
|
|
|
|
loclab.d_nsectors = u;
|
|
|
|
else
|
|
|
|
loclab.d_nsectors = 63;
|
|
|
|
if (ioctl(f, DIOCGFWHEADS, &u) == 0)
|
|
|
|
loclab.d_ntracks = u;
|
|
|
|
else if (loclab.d_secperunit <= 63*1*1024)
|
|
|
|
loclab.d_ntracks = 1;
|
|
|
|
else if (loclab.d_secperunit <= 63*16*1024)
|
|
|
|
loclab.d_ntracks = 16;
|
|
|
|
else
|
|
|
|
loclab.d_ntracks = 255;
|
|
|
|
loclab.d_secpercyl = loclab.d_ntracks * loclab.d_nsectors;
|
|
|
|
loclab.d_ncylinders = loclab.d_secperunit / loclab.d_secpercyl;
|
|
|
|
loclab.d_npartitions = MAXPARTITIONS;
|
|
|
|
|
|
|
|
/* Various (unneeded) compat stuff */
|
|
|
|
loclab.d_rpm = 3600;
|
|
|
|
loclab.d_bbsize = BBSIZE;
|
|
|
|
loclab.d_interleave = 1;;
|
|
|
|
strncpy(loclab.d_typename, "amnesiac",
|
|
|
|
sizeof(loclab.d_typename));
|
|
|
|
|
|
|
|
dp = &loclab.d_partitions[RAW_PART];
|
|
|
|
dp->p_size = loclab.d_secperunit;
|
|
|
|
loclab.d_checksum = dkcksum(&loclab);
|
|
|
|
close (f);
|
2002-07-03 16:43:11 +00:00
|
|
|
return (&loclab);
|
1996-01-22 01:01:15 +00:00
|
|
|
}
|
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
/*VARARGS1*/
|
1996-01-21 23:55:47 +00:00
|
|
|
void
|
2002-03-18 06:17:50 +00:00
|
|
|
Warning(const char *fmt, ...)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
1996-01-21 23:55:47 +00:00
|
|
|
va_list ap;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
fprintf(stderr, "Warning, ");
|
1996-01-21 23:55:47 +00:00
|
|
|
va_start(ap, fmt);
|
|
|
|
vfprintf(stderr, fmt, ap);
|
1994-05-26 06:35:07 +00:00
|
|
|
fprintf(stderr, "\n");
|
1996-01-21 23:55:47 +00:00
|
|
|
va_end(ap);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
1996-01-21 23:55:47 +00:00
|
|
|
void
|
2002-03-18 06:17:50 +00:00
|
|
|
usage(void)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2003-03-16 00:11:49 +00:00
|
|
|
|
|
|
|
fprintf(stderr,
|
|
|
|
"%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n",
|
2003-04-18 19:44:12 +00:00
|
|
|
"usage: bsdlabel [-r] disk",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to read label)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -w [-nr] [-m machine] disk type [packid]",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to write label with existing boot program)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -e [-nr] [-m machine] disk",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to edit label)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -R [-nr] [-m machine] disk protofile",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to restore label with existing boot program)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -B [-b boot] [-m machine] disk",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to install boot program with existing on-disk label)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -w -B [-n] [-b boot] [-m machine] disk type [packid]",
|
2003-03-16 00:11:49 +00:00
|
|
|
"\t\t(to write label and install boot program)",
|
2003-04-18 19:44:12 +00:00
|
|
|
" bsdlabel -R -B [-n] [-b boot] [-m machine] disk protofile",
|
2003-01-26 11:41:37 +00:00
|
|
|
"\t\t(to restore label and install boot program)"
|
|
|
|
);
|
1994-05-26 06:35:07 +00:00
|
|
|
exit(1);
|
|
|
|
}
|