174 lines
5.5 KiB
C
174 lines
5.5 KiB
C
/* $NetBSD: fdisk.c,v 1.2 1997/10/17 21:10:56 phil Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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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 develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND 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 PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* fdisk.c -- routines to deal with fdisk ... */
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#include <stdio.h>
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#include "defs.h"
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#include "md.h"
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#include "txtwalk.h"
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#include "msg_defs.h"
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#include "menu_defs.h"
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struct lookfor fdiskbuf[] = {
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{"DLCYL", "DLCYL=%d", "a $0", &dlcyl, NULL},
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{"DLHEAD", "DLHEAD=%d", "a $0", &dlhead, NULL},
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{"DLSEC", "DLSEC=%d", "a $0", &dlsec, NULL},
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{"BCYL", "BCYL=%d", "a $0", &bcyl, NULL},
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{"BHEAD", "BHEAD=%d", "a $0", &bhead, NULL},
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{"BSEC", "BSEC=%d", "a $0", &bsec, NULL},
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{"PART0ID", "PART0ID=%d", "a $0", &part[0][ID], NULL},
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{"PART0SIZE", "PART0SIZE=%d", "a $0", &part[0][SIZE], NULL},
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{"PART0START", "PART0START=%d", "a $0", &part[0][START], NULL},
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{"PART0FLAG", "PART0FLAG=%d", "a $0", &part[0][FLAG], NULL},
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{"PART1ID", "PART1ID=%d", "a $0", &part[1][ID], NULL},
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{"PART1SIZE", "PART1SIZE=%d", "a $0", &part[1][SIZE], NULL},
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{"PART1START", "PART1START=%d", "a $0", &part[1][START], NULL},
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{"PART1FLAG", "PART1FLAG=%d", "a $0", &part[1][FLAG], NULL},
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{"PART2ID", "PART2ID=%d", "a $0", &part[2][ID], NULL},
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{"PART2SIZE", "PART2SIZE=%d", "a $0", &part[2][SIZE], NULL},
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{"PART2START", "PART2START=%d", "a $0", &part[2][START], NULL},
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{"PART2FLAG", "PART2FLAG=%d", "a $0", &part[2][FLAG], NULL},
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{"PART3ID", "PART3ID=%d", "a $0", &part[3][ID], NULL},
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{"PART3SIZE", "PART3SIZE=%d", "a $0", &part[3][SIZE], NULL},
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{"PART3START", "PART3START=%d", "a $0", &part[3][START], NULL},
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{"PART3FLAG", "PART3FLAG=%d", "a $0", &part[3][FLAG], NULL}
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};
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int numfdiskbuf = sizeof(fdiskbuf) / sizeof(struct lookfor);
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struct part_id {
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int id;
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char *name;
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} part_ids[] = {
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{0, "unused"},
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{1, "Primary DOS, 12 bit FAT"},
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{4, "Primary DOS, 16 bit FAT <32M"},
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{5, "Extended DOS"},
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{6, "Primary DOS, 16-bit FAT >32MB"},
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{7, "NTFS"},
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{165, "NetBSD"},
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{-1, "Unknown"},
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};
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int partsoverlap(int i, int j)
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{
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if (part[i][SIZE] == 0 || part[j][SIZE] == 0)
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return 0;
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return
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(part[i][START] < part[j][START] &&
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part[i][START] + part[i][SIZE] > part[j][START])
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||
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(part[i][START] > part[j][START] &&
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part[i][START] < part[j][START] + part[j][SIZE])
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||
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(part[i][START] == part[j][START]);
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}
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void disp_cur_part (int sel, int disp)
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{
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int i, j, start, stop;
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if (disp < 0)
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start = 0, stop = 4;
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else
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start = disp, stop = disp+1;
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msg_display_add (MSG_part_head, multname, multname);
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for (i=start; i<stop; i++) {
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if (sel == i) msg_standout();
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if (part[i][SIZE] == 0 && part[i][START] == 0)
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msg_printf_add ("%d %24s ", i, "");
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else
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msg_printf_add ("%d %12d%12d ", i,
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part[i][START] / sizemult,
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part[i][SIZE] / sizemult);
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for (j = 0; part_ids[j].id != -1 &&
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part_ids[j].id != part[i][ID]; j++);
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msg_printf_add ("%s\n", part_ids[j].name);
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if (sel == i) msg_standend();
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}
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}
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int check_geom (void)
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{
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return bcyl < 1024 && bsec < 64 && bcyl > 0 && bhead > 0 && bsec > 0;
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}
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void set_fdisk_geom (void)
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{
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char res[80];
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msg_display_add (MSG_setfdiskgeom);
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disp_cur_geom();
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msg_printf_add ("\n");
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msg_prompt_add (MSG_cylinders, NULL, res, 80);
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bcyl = atoi(res);
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msg_prompt_add (MSG_heads, NULL, res, 80);
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bhead = atoi(res);
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msg_prompt_add (MSG_sectors, NULL, res, 80);
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bsec = atoi(res);
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bstuffset = 1;
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}
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void disp_cur_geom (void)
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{
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msg_display_add (MSG_realgeom, dlcyl, dlhead, dlsec);
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msg_display_add (MSG_fdiskgeom, bcyl, bhead, bsec);
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}
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void get_fdisk_info (void)
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{
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char *textbuf;
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int textsize;
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/* Get Fdisk information */
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textsize = collect (T_OUTPUT, &textbuf,
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"/sbin/fdisk -S /dev/r%sd 2>/dev/null", diskdev);
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if (textsize < 0) {
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endwin();
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(void) fprintf (stderr, "Could not run fdisk.");
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exit (1);
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}
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walk (textbuf, textsize, fdiskbuf, numfdiskbuf);
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free (textbuf);
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}
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