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gerrit.nordix.org / codeaurora / busybox / 814da220a5d451c036c9871094253366372676e0 / . / archival / libunarchive / unpack_ar_archive.c
blob: dc2eec223a18e6fd2ac20ec53bb6a1aba24c67d5 [file] [log] [blame]
"Robert P. J. Day"63fc1a92006-07-02 19:47:05 +0000[diff] [blame]1/* vi: set sw=4 ts=4: */
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]2/*
Bernhard Reutner-Fischerfa939aa2006-04-05 16:21:37 +0000[diff] [blame]3 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]4 */
Denis Vlasenko9a7d38f2007-05-31 22:42:12 +0000[diff] [blame]5
Bernhard Reutner-Fischerfa939aa2006-04-05 16:21:37 +0000[diff] [blame]6#include "libbb.h"
Denis Vlasenko9a7d38f2007-05-31 22:42:12 +0000[diff] [blame]7#include "unarchive.h"
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]8
Denis Vlasenkodefc1ea2008-06-27 02:52:20 +0000[diff] [blame]9void FAST_FUNC unpack_ar_archive(archive_handle_t *ar_archive)
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]10{
11 char magic[7];
12
Rob Landley53437472006-07-16 08:14:35 +0000[diff] [blame]13 xread(ar_archive->src_fd, magic, 7);
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]14 if (strncmp(magic, "!<arch>", 7) != 0) {
Denis Vlasenkoe1a0d482006-10-20 13:28:22 +0000[diff] [blame]15 bb_error_msg_and_die("invalid ar magic");
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]16 }
17 ar_archive->offset += 7;
18
Denis Vlasenko0381d422008-07-10 23:06:00 +0000[diff] [blame]19 while (get_header_ar(ar_archive) == EXIT_SUCCESS)
20 continue;
Glenn L McGrath7ca04f32002-09-25 02:47:48 +0000[diff] [blame]21}