db/text.c

   1 /*
   2  * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  31  */
  32
  33 #include <libxfs.h>
  34 #include <ctype.h>
  35 #include "block.h"
  36 #include "bmap.h"
  37 #include "command.h"
  38 #include "type.h"
  39 #include "faddr.h"
  40 #include "fprint.h"
  41 #include "field.h"
  42 #include "inode.h"
  43 #include "io.h"
  44 #include "output.h"
  45 #include "init.h"
  46
  47 static void     print_rawtext(void *data, int len);
  48
  49 void
  50 print_text(
  51         const field_t   *fields,
  52         int             argc,
  53         char            **argv)
  54 {
  55         print_rawtext(iocur_top->data, iocur_top->len);
  56 }
  57
  58 static void
  59 print_rawtext(
  60         void    *data,
  61         int     len)
  62 {
  63         int     i;
  64         int     j;
  65         int     lastaddr;
  66         int     offchars;
  67         unsigned char   *p;
  68
  69         lastaddr = (len - 1) & ~(16 - 1);
  70         if (lastaddr < 0x10)
  71                 offchars = 1;
  72         else if (lastaddr < 0x100)
  73                 offchars = 2;
  74         else if (lastaddr < 0x1000)
  75                 offchars = 3;
  76         else
  77                 offchars = 4;
  78
  79         for (i = 0, p = data; i < len; i += 16) {
  80                 unsigned char *s = p;
  81
  82                 dbprintf("%-0*.*x:  ", offchars, offchars, i);
  83
  84                 for (j = 0; j < 16 && i + j < len; j++, p++) {
  85                         dbprintf("%02x ", *p);
  86                 }
  87
  88                 dbprintf(" ");
  89
  90                 for (j = 0; j < 16 && i + j < len; j++, s++) {
  91                         if (isalnum(*s))
  92                                 dbprintf("%c", *s);
  93                         else
  94                                 dbprintf(".", *s);
  95                 }
  96
  97                 dbprintf("\n");
  98         }
  99 }