busybox/archival/dpkg_deb.c

108 lines
3.1 KiB
C
Raw Normal View History

2001-01-03 05:19:26 +05:30
/*
* 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 Library 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.
*/
2002-09-25 08:17:48 +05:30
#include <fcntl.h>
2001-01-03 05:19:26 +05:30
#include <stdlib.h>
#include <string.h>
2002-09-25 08:17:48 +05:30
#include <unistd.h>
#include <getopt.h>
2001-10-25 20:19:48 +05:30
#include "unarchive.h"
2001-01-03 05:19:26 +05:30
#include "busybox.h"
extern int dpkg_deb_main(int argc, char **argv)
{
2002-09-25 08:17:48 +05:30
archive_handle_t *ar_archive;
2002-11-05 07:22:23 +05:30
archive_handle_t *tar_archive;
int opt = 0;
2002-09-25 08:17:48 +05:30
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
2002-11-05 07:22:23 +05:30
const llist_t *control_tar_llist = NULL;
2002-09-25 08:17:48 +05:30
#endif
2001-01-03 05:19:26 +05:30
2002-09-25 08:17:48 +05:30
/* Setup the tar archive handle */
2002-11-05 07:22:23 +05:30
tar_archive = init_handle();
2001-06-13 12:56:39 +05:30
2002-09-25 08:17:48 +05:30
/* Setup an ar archive handle that refers to the gzip sub archive */
ar_archive = init_handle();
2002-11-05 07:22:23 +05:30
ar_archive->sub_archive = tar_archive;
ar_archive->filter = filter_accept_list_reassign;
#ifdef CONFIG_FEATURE_DEB_TAR_GZ
2002-09-25 08:17:48 +05:30
ar_archive->accept = add_to_list(NULL, "data.tar.gz");
2002-11-05 07:22:23 +05:30
# ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
control_tar_llist = add_to_list(NULL, "control.tar.gz");
# endif
#endif
#ifdef CONFIG_FEATURE_DEB_TAR_BZ2
ar_archive->accept = add_to_list(ar_archive->accept, "data.tar.bz2");
# ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
control_tar_llist = add_to_list(control_tar_llist, "control.tar.bz2");
# endif
#endif
2002-09-25 08:17:48 +05:30
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
while ((opt = getopt(argc, argv, "cefXx")) != -1) {
#else
while ((opt = getopt(argc, argv, "x")) != -1) {
#endif
2001-01-03 05:19:26 +05:30
switch (opt) {
2002-09-25 08:17:48 +05:30
#ifndef CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY
2001-01-03 05:19:26 +05:30
case 'c':
2002-11-05 07:22:23 +05:30
tar_archive->action_header = header_verbose_list;
2001-01-03 05:19:26 +05:30
break;
case 'e':
2002-11-05 07:22:23 +05:30
ar_archive->accept = control_tar_llist;
tar_archive->action_data = data_extract_all;
2001-01-03 05:19:26 +05:30
break;
case 'f':
2002-09-25 08:17:48 +05:30
/* Print the entire control file
* it should accept a second argument which specifies a
* specific field to print */
2002-11-05 07:22:23 +05:30
ar_archive->accept = control_tar_llist;
tar_archive->accept = add_to_list(NULL, "./control");;
tar_archive->filter = filter_accept_list;
tar_archive->action_data = data_extract_to_stdout;
break;
case 'X':
2002-11-05 07:22:23 +05:30
tar_archive->action_header = header_list;
2002-09-25 08:17:48 +05:30
#endif
2001-01-03 05:19:26 +05:30
case 'x':
2002-11-05 07:22:23 +05:30
tar_archive->action_data = data_extract_all;
2001-01-03 05:19:26 +05:30
break;
default:
show_usage();
2001-01-03 05:19:26 +05:30
}
}
2002-09-25 08:17:48 +05:30
if (optind + 2 < argc) {
show_usage();
2001-01-03 05:19:26 +05:30
}
2001-04-12 17:18:02 +05:30
2002-11-05 07:22:23 +05:30
tar_archive->src_fd = ar_archive->src_fd = xopen(argv[optind++], O_RDONLY);
2002-09-25 08:17:48 +05:30
2001-06-13 12:56:39 +05:30
/* Workout where to extract the files */
2002-09-25 08:17:48 +05:30
/* 2nd argument is a dir name */
mkdir(argv[optind], 0777);
chdir(argv[optind]);
2001-04-12 17:18:02 +05:30
2002-09-25 08:17:48 +05:30
unpack_ar_archive(ar_archive);
2001-06-13 12:56:39 +05:30
2002-09-25 08:17:48 +05:30
/* Cleanup */
close (ar_archive->src_fd);
2001-01-03 05:19:26 +05:30
return(EXIT_SUCCESS);
}
2002-09-25 08:17:48 +05:30