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180 lines
3.1 KiB
C
180 lines
3.1 KiB
C
/*
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* hfsck - tool for checking and repairing the integrity of HFS volumes
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* Copyright (C) 1996-1998 Robert Leslie
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: util.c,v 1.7 1998/04/11 08:27:08 rob Exp $
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*/
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# include <stdio.h>
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# include <string.h>
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# include <stdarg.h>
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# include "hfsck.h"
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# include "util.h"
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/*
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* NAME: mctime()
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* DESCRIPTION: convert Macintosh time to an ASCII string
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*/
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char *mctime(unsigned long secs)
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{
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time_t date;
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static char str[26];
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if (secs == 0)
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return "(Never)";
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date = d_ltime(secs);
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strcpy(str, ctime(&date));
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str[24] = 0;
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return str;
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}
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/*
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* NAME: extstr()
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* DESCRIPTION: convert an extent descriptor into a printable string
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*/
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char *extstr(ExtDescriptor *ext)
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{
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static char str[20];
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switch (ext->xdrNumABlks)
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{
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case 0:
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return "[]";
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case 1:
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sprintf(str, "1[%u]", ext->xdrStABN);
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break;
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default:
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sprintf(str, "%u[%u..%u]", ext->xdrNumABlks,
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ext->xdrStABN, ext->xdrStABN + ext->xdrNumABlks - 1);
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}
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return str;
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}
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/*
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* NAME: extrecstr()
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* DESCRIPTION: convert an extent record into a printable string
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*/
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char *extrecstr(ExtDataRec *rec)
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{
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static char str[60];
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ExtDescriptor *ext;
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int i;
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str[0] = 0;
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for (i = 0, ext = &(*rec)[0]; i < 3; ++i, ++ext)
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{
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if (i > 0)
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strcat(str, "+");
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strcat(str, extstr(ext));
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}
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return str;
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}
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/*
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* NAME: outhex()
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* DESCRIPTION: output a block of data in hex format
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*/
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void outhex(unsigned char *data, unsigned int len)
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{
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int toggle = 0;
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while (len--)
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printf("%02x%s", *data++, toggle++ & 0x01 ? " " : "");
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}
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/*
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* NAME: ask()
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* DESCRIPTION: answer question from user
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*/
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int ask(char *question, ...)
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{
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int result = -1;
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va_list args;
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va_start(args, question);
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vprintf(question, args);
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if (! REPAIR)
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{
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printf(".\n");
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result = 0;
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}
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else if (YES)
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{
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printf(": fixing.\n");
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result = 1;
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}
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else
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{
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while (1)
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{
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char answer[80];
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if (feof(stdin))
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{
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printf("...\n");
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result = 0;
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break;
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}
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printf(". Fix? ");
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fflush(stdout);
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fgets(answer, sizeof(answer), stdin);
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if (feof(stdin))
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{
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printf("\n");
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result = 0;
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break;
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}
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switch (answer[0])
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{
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case 'y':
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case 'Y':
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result = 1;
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break;
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case 'n':
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case 'N':
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result = 0;
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break;
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}
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if (result == -1)
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vprintf(question, args);
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else
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break;
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}
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}
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va_end(args);
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return result;
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}
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