96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
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/*
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cole - A free C OLE library.
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cole_extract - Extract a file from a 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_extract"
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#define BUFFER_SIZE 128
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int
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main (int argc, char **argv)
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{
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COLEFS *cfs;
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COLEFILE *cf;
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COLERRNO colerrno;
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char buffer[BUFFER_SIZE];
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size_t char_read;
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if (argc != 3) {
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fprintf (stderr, "cole_extract. Extract a file from a "
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"filesystem to the standard output.\n"
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"Usage: "PRGNAME" <FILE> <INFILE>\n"
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" FILE - File with the filesystem.\n"
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" INFILE - Filename of the file to extract.\n");
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exit (1);
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}
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cfs = cole_mount (argv[1], &colerrno);
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if (cfs == NULL) {
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cole_perror (PRGNAME, colerrno);
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exit (1);
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}
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cf = cole_fopen (cfs, argv[2], &colerrno);
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if (cf == NULL) {
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cole_perror (PRGNAME, colerrno);
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cole_umount (cfs, NULL);
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exit (1);
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}
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while ((char_read = cole_fread (cf, buffer, BUFFER_SIZE, &colerrno))) {
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if (fwrite (buffer, 1, char_read, stdout) != char_read) {
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break;
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}
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}
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if (!cole_feof (cf)) {
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cole_perror (PRGNAME, colerrno);
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cole_umount (cfs, NULL);
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exit (1);
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}
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if (cole_fclose (cf, &colerrno)) {
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cole_perror (PRGNAME, colerrno);
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cole_umount (cfs, NULL);
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exit (1);
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}
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if (cole_umount (cfs, &colerrno)) {
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cole_perror (PRGNAME, colerrno);
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exit (1);
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}
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exit (0);
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}
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