95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/* vi: set sw=4 ts=4: */
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/*
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* Mini unzip implementation for busybox
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*
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* Copyright (C) 2001 by Laurence Anderson
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*
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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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*
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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 GNU
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* General Public License for more details.
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*
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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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#include <fcntl.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "unarchive.h"
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#include "busybox.h"
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extern int unzip_main(int argc, char **argv)
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{
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FILE *src_stream;
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int extract_function = extract_all_to_fs | extract_create_leading_dirs;
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char **extract_names = NULL;
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char **exclude_names = NULL;
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int opt = 0;
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int num_of_entries = 0;
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int exclude = 0;
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char *outdir = "./";
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FILE *msgout = stdout;
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while ((opt = getopt(argc, argv, "lnopqxd:")) != -1) {
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switch (opt) {
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case 'l':
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extract_function |= extract_verbose_list;
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extract_function ^= extract_all_to_fs;
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break;
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case 'n':
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break;
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case 'o':
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extract_function |= extract_unconditional;
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break;
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case 'p':
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extract_function |= extract_to_stdout;
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extract_function ^= extract_all_to_fs;
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/* FALLTHROUGH */
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case 'q':
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msgout = xfopen("/dev/null", "w");
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break;
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case 'd':
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outdir = xstrdup(optarg);
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strcat(outdir, "/");
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break;
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case 'x':
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exclude = 1;
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break;
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}
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}
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if (optind == argc) {
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show_usage();
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}
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if (*argv[optind] == '-') src_stream = stdin;
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else src_stream = xfopen(argv[optind++], "r");
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while (optind < argc) {
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if (exclude) {
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exclude_names = xrealloc(exclude_names, sizeof(char *) * (num_of_entries + 2));
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exclude_names[num_of_entries] = xstrdup(argv[optind]);
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} else {
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extract_names = xrealloc(extract_names, sizeof(char *) * (num_of_entries + 2));
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extract_names[num_of_entries] = xstrdup(argv[optind]);
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}
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num_of_entries++;
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if (exclude) exclude_names[num_of_entries] = NULL;
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else extract_names[num_of_entries] = NULL;
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optind++;
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}
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unarchive(src_stream, msgout, &get_header_zip, extract_function, outdir, extract_names, exclude_names);
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return EXIT_SUCCESS;
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}
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