KlugyTools/DumpGDBM/dump_funcs.c

166 lines
3.8 KiB
C
Raw Normal View History

2022-11-24 14:37:21 +01:00
/*
various functions for dumpgdbm
==============================
--------------------------------------------------------------------
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
--------------------------------------------------------------------
(g) 2003 Thierry Boudet - aka TontonTh
*/
#include <stdio.h>
#include <gdbm.h>
#include <ctype.h>
#include <regex.h>
#include "dumpgdbm.h"
/* --------------------------------------------------------------------- */
void
print_version(int totale)
{
printf ("\n");
printf ("*** DumpGDBM version %s (g) 2003 TontonTh Useless Soft.\n", VERSION);
printf ("\n");
if (totale)
{
printf (" more info -> http://krabulator.free.fr/devel/\n");
printf (" this software is released under the 'Gnu Public License'\n");
printf (" %s\n", gdbm_version);
printf ("\n");
}
#if TRACE
printf (" WARNING: compiled with TRACE option. May be _bogus_ !\n\n");
#endif
}
/* --------------------------------------------------------------------- */
void
print_options(void)
{
printf ("command-line options:\n");
printf ("\t-V\tprint version and infos.\n");
printf ("\t-x\thexadecimal display.\n");
printf ("\t-o\toctal display.\n");
printf ("\t-a\tascii display.\n");
printf ("\t-v\tbe verbose. more tchatche.\n");
printf ("\t-w\twarn if key empty. [todo]\n");
printf ("\t-W\tsilent search empty key. [todo]\n");
printf ("\t-m 42\tset the qty of bytes displayed.\n");
printf ("\t-8\tdisplay chars with ascii>127\n");
printf ("\t-i\tstart in interactive mode\n");
printf ("\n");
}
/* --------------------------------------------------------------------- */
void init_global_vars(void)
{
verbosity = 0;
maxoctets = 75;
hexadecimal = 0;
octal = 0;
ok_for_8_bits = 0;
}
/* --------------------------------------------------------------------- */
int
hexadump(void *ptr, int count)
{
int i, j;
unsigned char *cptr;
cptr = (unsigned char *)ptr;
if (count > maxoctets) count = maxoctets;
j = 0;
for (i=0; i<count; i++)
{
printf(" %02x", cptr[i]);
if (j++ > 22 && i!=(count-1))
{
printf("\n ");
j = 0;
}
}
printf("\n");
return 0;
}
/* --------------------------------------------------------------------- */
int
octaldump(void *ptr, int count)
{
int i, j;
unsigned char *cptr;
cptr = (unsigned char *)ptr;
if (count > maxoctets) count = maxoctets;
j = 0;
for (i=0; i<count; i++)
{
printf(" %03o", cptr[i]);
if (j++ > 16 && i!=(count-1))
{
printf("\n ");
j = 0;
}
}
printf("\n");
return 0;
}
/* --------------------------------------------------------------------- */
int
asciidump(void *ptr, int count)
{
int i, j;
unsigned char *cptr;
cptr = (unsigned char *)ptr;
if (count > maxoctets) count = maxoctets;
#if TRACE
fprintf(stderr, "ok_for_8_bits %d\n", ok_for_8_bits);
#endif
j = 0;
for (i=0; i<count; i++)
{
if ( ok_for_8_bits )
{
if (isprint(cptr[i]) || cptr[i]>127)
printf("%c", cptr[i]);
else
printf(".");
}
else
{
if (isprint(cptr[i]))
printf("%c", cptr[i]);
else
printf(".");
}
if (j++ > 70 && i!=(count-1))
{
printf("\n ");
j = 0;
}
}
printf("\n");
return 0;
}
/* --------------------------------------------------------------------- */