imported original firmware WRT54GL_v4.30.11_11_US

1 files changed, 144 insertions, 0 deletions

diff --git a/release/src/router/busybox/archival/ar.c b/release/src/router/busybox/archival/ar.c
new file mode 100644
index 00000000..57ec9271
--- /dev/null
+++ b/release/src/router/busybox/archival/ar.c
@@ -0,0 +1,144 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini ar implementation for busybox 
+ *
+ * Copyright (C) 2000 by Glenn McGrath
+ * Written by Glenn McGrath <bug1@optushome.com.au> 1 June 2000
+ * 		
+ * Based in part on BusyBox tar, Debian dpkg-deb and GNU ar.
+ *
+ * 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
+ *
+ * There is no signle standard to adhere to so ar may not portable
+ * between different systems
+ * http://www.unix-systems.org/single_unix_specification_v2/xcu/ar.html
+ */
+#include <sys/types.h>
+#include <fcntl.h>
+#include <fnmatch.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <utime.h>
+#include <unistd.h>
+#include <getopt.h>
+#include "unarchive.h"
+#include "busybox.h"
+
+static void header_verbose_list_ar(const file_header_t *file_header)
+{
+	const char *mode = bb_mode_string(file_header->mode);
+	char *mtime;
+
+	mtime = ctime(&file_header->mtime);
+	mtime[16] = ' ';
+	memmove(&mtime[17], &mtime[20], 4);
+	mtime[21] = '\0';
+	printf("%s %d/%d%7d %s %s\n", &mode[1], file_header->uid, file_header->gid, (int) file_header->size, &mtime[4], file_header->name);
+}
+
+#if !defined CONFIG_TAR && !defined CONFIG_DPKG_DEB && !defined CONFIG_CPIO
+/* This is simpler than data_extract_all */
+static void data_extract_regular_file(archive_handle_t *archive_handle)
+{
+	file_header_t *file_header;
+	int dst_fd;
+
+	file_header = archive_handle->file_header;
+	dst_fd = bb_xopen(file_header->name, O_WRONLY | O_CREAT);
+	archive_copy_file(archive_handle, dst_fd);	
+	close(dst_fd);
+
+	chmod(file_header->name, file_header->mode);
+	chown(file_header->name, file_header->uid, file_header->gid);
+
+	if (archive_handle->flags & ARCHIVE_PRESERVE_DATE) {
+		struct utimbuf t;
+		t.actime = t.modtime = file_header->mtime;
+		utime(file_header->name, &t);
+	}
+
+	return;
+}
+#endif
+
+extern int ar_main(int argc, char **argv)
+{
+	archive_handle_t *archive_handle;
+	int opt;
+
+#if !defined CONFIG_DPKG_DEB && !defined CONFIG_DPKG
+	char magic[8];
+#endif
+	archive_handle = init_handle();
+
+	while ((opt = getopt(argc, argv, "covtpxX")) != -1) {
+		switch (opt) {
+		case 'p':	/* print */
+			archive_handle->action_data = data_extract_to_stdout;
+			break;
+		case 't':	/* list contents */
+			archive_handle->action_header = header_list;
+			break;
+		case 'X':
+			archive_handle->action_header = header_verbose_list_ar;
+		case 'x':	/* extract */
+#if defined CONFIG_TAR || defined CONFIG_DPKG_DEB || defined CONFIG_CPIO
+			archive_handle->action_data = data_extract_all;
+#else
+			archive_handle->action_data = data_extract_regular_file;
+#endif
+			break;
+		/* Modifiers */
+		case 'o':	/* preserve original dates */
+			archive_handle->flags |= ARCHIVE_PRESERVE_DATE;
+			break;
+		case 'v':	/* verbose */
+			archive_handle->action_header = header_verbose_list_ar;
+			break;
+		default:
+			bb_show_usage();
+		}
+	}
+ 
+	/* check the src filename was specified */
+	if (optind == argc) {
+		bb_show_usage();
+	}
+
+	archive_handle->src_fd = bb_xopen(argv[optind++], O_RDONLY);
+
+	/* TODO: This is the same as in tar, seperate function ? */
+	while (optind < argc) {
+		archive_handle->filter = filter_accept_list;
+		archive_handle->accept = llist_add_to(archive_handle->accept, argv[optind]);
+		optind++;
+	}
+
+#if defined CONFIG_DPKG_DEB || defined CONFIG_DPKG
+	unpack_ar_archive(archive_handle);
+#else
+	archive_xread_all(archive_handle, magic, 7);
+	if (strncmp(magic, "!<arch>", 7) != 0) {
+		bb_error_msg_and_die("Invalid ar magic");
+	}
+	archive_handle->offset += 7;
+
+	while (get_header_ar(archive_handle) == EXIT_SUCCESS);
+#endif
+
+	return EXIT_SUCCESS;
+}