78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
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/*
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cole - A free C OLE library.
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cole_isfs_fast - Fast guess if a file is a valid filesystem.
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Copyright 1998, 1999 Roberto Arturo Tena Sanchez
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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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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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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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Arturo Tena <arturo@directmail.org>
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*/
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#include <stdio.h>
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/* To compile this file outside cole source tree,
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you must include here <cole/cole.h> instead <cole.h> */
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#include <cole.h>
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#define PRGNAME "cole_isfs_fast"
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int
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main (int argc, char **argv)
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{
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FILE *file;
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unsigned char sign[8];
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if (argc != 2) {
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fprintf (stderr, PRGNAME". Prints `yes' if the file is a "
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"valid filesystem, otherwise it prints `no'. "
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"The test is not much accurate.\n"
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"Usage: "PRGNAME" <FILE>\n");
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exit (1);
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}
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file = fopen (argv[1], "rb");
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if (file == NULL) {
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perror (PRGNAME);
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exit (1);
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}
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fread (sign, 1, 8, file);
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if ( sign[0] != 0xd0
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|| sign[1] != 0xcf
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|| sign[2] != 0x11
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|| sign[3] != 0xe0
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|| sign[4] != 0xa1
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|| sign[5] != 0xb1
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|| sign[6] != 0x1a
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|| sign[7] != 0xe1) {
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printf ("no\n");
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fclose (file);
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exit (1);
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}
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fclose (file);
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printf ("yes\n");
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exit (0);
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}
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