diff options
Diffstat (limited to 'release/src/router/busybox/archival/cpio.c')
-rw-r--r-- | release/src/router/busybox/archival/cpio.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/release/src/router/busybox/archival/cpio.c b/release/src/router/busybox/archival/cpio.c new file mode 100644 index 00000000..111807c4 --- /dev/null +++ b/release/src/router/busybox/archival/cpio.c @@ -0,0 +1,84 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini cpio implementation for busybox + * + * Copyright (C) 2001 by Glenn McGrath + * + * 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 + * + * Limitations: + * Doesn't check CRC's + * Only supports new ASCII and CRC formats + * + */ +#include <fcntl.h> +#include <getopt.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include "unarchive.h" +#include "busybox.h" + +extern int cpio_main(int argc, char **argv) +{ + archive_handle_t *archive_handle; + int opt; + + /* Initialise */ + archive_handle = init_handle(); + archive_handle->src_fd = fileno(stdin); + archive_handle->seek = seek_by_char; + archive_handle->action_header = header_list; + + while ((opt = getopt(argc, argv, "idmuvtF:")) != -1) { + switch (opt) { + case 'i': /* extract */ + archive_handle->action_data = data_extract_all; + break; + case 'd': /* create _leading_ directories */ + archive_handle->flags |= ARCHIVE_CREATE_LEADING_DIRS; + break; + case 'm': /* preserve modification time */ + archive_handle->flags |= ARCHIVE_PRESERVE_DATE; + break; + case 'v': /* verbosly list files */ + archive_handle->action_header = header_verbose_list; + break; + case 'u': /* unconditional */ + archive_handle->flags |= ARCHIVE_EXTRACT_UNCONDITIONAL; + break; + case 't': /* list files */ + archive_handle->action_header = header_list; + break; + case 'F': + archive_handle->src_fd = bb_xopen(optarg, O_RDONLY); + archive_handle->seek = seek_by_jump; + break; + default: + bb_show_usage(); + } + } + + while (optind < argc) { + archive_handle->filter = filter_accept_list; + archive_handle->accept = llist_add_to(archive_handle->accept, argv[optind]); + optind++; + } + + while (get_header_cpio(archive_handle) == EXIT_SUCCESS); + + return(EXIT_SUCCESS); +} + |